/* =========================================================================
   EasyStack 全局设计系统
   浅色内容区 + 深蓝夜色页头/页脚（#05060f）
   模块通过交替背景（白 / 浅蓝灰）与卡片边框阴影区分
   ========================================================================= */

/* ------------------------------ 设计令牌 ------------------------------ */
:root {
  /* 背景与表面（浅色内容区，微蓝调） */
  --es-bg: #ffffff;
  --es-bg-alt: #f4f5fb;
  --es-header-bg: #05060f; /* 需求指定：页头/页脚深蓝夜色 */
  --es-surface: #ffffff;
  --es-surface-2: #f8f9fd;
  --es-surface-3: #eceef8;

  /* 边框（深蓝半透明，适配浅底） */
  --es-border: rgba(15, 18, 43, 0.09);
  --es-border-strong: rgba(15, 18, 43, 0.16);

  /* 文本（深蓝灰） */
  --es-text: #12142b;
  --es-text-dim: #4c5069;
  --es-text-mute: #787d97;

  /* 品牌主色：靛青渐变（深邃 + 先进） */
  --es-primary: #4f46e5;
  --es-primary-2: #4338ca;
  --es-accent: #22d3ee; /* AI 青点缀 */
  --es-violet: #8b7cf6; /* AI 紫 */

  /* 浅色背景上的可读强调色（文字/图标） */
  --es-primary-ink: #4338ca;
  --es-accent-ink: #0e7490;

  --es-gradient: linear-gradient(120deg, #4f46e5 0%, #4338ca 100%);
  --es-ai-gradient: linear-gradient(120deg, #22d3ee 0%, #0891b2 100%);

  /* 圆角 */
  --es-radius-lg: 20px;
  --es-radius: 14px;
  --es-radius-sm: 10px;
  --es-radius-xs: 8px;

  /* 布局 */
  --es-container: 1280px;
  --es-header-h: 68px;

  /* 阴影（浅底柔和投影） */
  --es-shadow: 0 24px 60px rgba(15, 18, 43, 0.12);
  --es-shadow-sm: 0 10px 30px rgba(15, 18, 43, 0.08);
  --es-glow: 0 0 0 1px rgba(67, 56, 202, 0.18), 0 12px 32px rgba(67, 56, 202, 0.14);
}

/* ------------------------------ 基础重置 ------------------------------ */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--es-bg);
  color: var(--es-text);
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto,
    'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
}

p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button {
  font-family: inherit;
  cursor: pointer;
}

::selection {
  background: var(--es-primary);
  color: #ffffff;
}

:focus-visible {
  outline: 2px solid var(--es-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* 自定义滚动条 */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: #f1f2f8;
}
::-webkit-scrollbar-thumb {
  background: #c5c9dd;
  border-radius: 8px;
  border: 2px solid #f1f2f8;
}
::-webkit-scrollbar-thumb:hover {
  background: #aab0c8;
}

/* ------------------------------ 布局工具 ------------------------------ */
.es-container {
  width: 100%;
  max-width: var(--es-container);
  margin-inline: auto;
  padding-inline: 24px;
}

.es-section {
  position: relative;
  padding-block: clamp(56px, 8vw, 104px);
}

.es-section--alt {
  background-color: var(--es-bg-alt);
}

.es-section-head {
  max-width: auto;
  margin-bottom: clamp(32px, 5vw, 56px);
}

.es-section-head--center {
  margin-inline: auto;
  text-align: center;
}

/* ------------------------------ 排版 ------------------------------ */
.es-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--es-primary-ink);
  margin-bottom: 16px;
}

.es-eyebrow::before {
  content: '';
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: var(--es-gradient);
}

/* 右侧横线：与左侧 ::before 对称；水平翻转使两端渐变方向镜像 */
.es-eyebrow::after {
  content: '';
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: var(--es-gradient);
  transform: scaleX(-1);
}

.es-eyebrow--ai {
  color: var(--es-accent);
}

.es-title {
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: -0.03em;
}

.es-subtitle {
  margin-top: 16px;
  font-size: clamp(15px, 1.6vw, 17.5px);
  color: var(--es-text-dim);
  line-height: 1.7;
}

/* 与首页统一：标题内 span 不再单独着色，整体标题使用同一种颜色 */
.es-gradient-text,
.es-ai-text {
  background: none;
  -webkit-background-clip: initial;
  background-clip: initial;
  -webkit-text-fill-color: currentColor;
  color: inherit;
}

/* ------------------------------ 按钮 ------------------------------ */
.es-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  border-radius: 30px;
  transition: transform 0.18s ease, box-shadow 0.25s ease, background 0.25s ease,
    border-color 0.25s ease, color 0.25s ease;
  white-space: nowrap;
  will-change: transform;
}

.es-btn:active {
  transform: translateY(1px) scale(0.99);
}

.es-btn--primary {
  color: #ffffff;
  background: var(--es-gradient);
  box-shadow: 0 10px 30px rgba(79, 70, 229, 0.28);
}
.es-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(79, 70, 229, 0.42);
}

.es-btn--ghost {
  color: var(--es-text);
  background: #ffffff;
  border-color: var(--es-border-strong);
}
.es-btn--ghost:hover {
  transform: translateY(-2px);
  background: #f6f7ff;
  border-color: rgba(67, 56, 202, 0.5);
}

.es-btn--outline {
  color: var(--es-primary-ink);
  background: transparent;
  border-color: var(--es-primary-ink);
}
.es-btn--outline:hover {
  transform: translateY(-2px);
  background: var(--es-primary-ink);
  color: #fff;
  box-shadow: 0 10px 28px rgba(79, 70, 229, 0.32);
}

.es-btn--ai {
  color: #071018;
  background: var(--es-ai-gradient);
  box-shadow: 0 10px 30px rgba(34, 211, 238, 0.24);
}
.es-btn--ai:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(34, 211, 238, 0.4);
}

.es-btn--sm {
  padding: 9px 16px;
  font-size: 13.5px;
}

.es-btn--lg {
  padding: 16px 30px;
  font-size: 16px;
}

.es-btn__arrow {
  transition: transform 0.25s ease;
}
.es-btn:hover .es-btn__arrow {
  transform: translateX(4px);
}

/* ------------------------------ 卡片 ------------------------------ */
.es-card {
  position: relative;
  background: linear-gradient(180deg, var(--es-surface-2), var(--es-surface));
  border: 1px solid var(--es-border);
  border-radius: var(--es-radius);
  padding: 24px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.3s ease;
}

.es-card:hover {
  transform: translateY(-4px);
  border-color: var(--es-border-strong);
  box-shadow: var(--es-shadow-sm);
}

/* ------------------------------ 标签 ------------------------------ */
.es-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 15px;
  font-size: 14px;
  font-weight: 500;
  color: var(--es-text-dim);
  background: rgba(15, 18, 43, 0.03);
  border: 1px solid var(--es-border);
  border-radius: 999px;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease,
    transform 0.2s ease;
}
.es-chip:hover {
  color: var(--es-text);
  border-color: rgba(79, 70, 229, 0.5);
  background: rgba(79, 70, 229, 0.08);
  transform: translateY(-2px);
}

.es-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 6px;
  text-transform: uppercase;
}
.es-badge--ai {
  color: #04131a;
  background: var(--es-ai-gradient);
}
.es-badge--new {
  color: #06081c;
  background: var(--es-gradient);
}

.es-external {
  display: inline-block;
  margin-left: 2px;
  opacity: 0.85;
}

/* ------------------------------ 动画 ------------------------------ */
@keyframes es-fade-up {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes es-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}

@keyframes es-pulse-glow {
  0%,
  100% {
    opacity: 0.55;
    transform: scale(1);
  }
  50% {
    opacity: 0.9;
    transform: scale(1.06);
  }
}

@keyframes es-spin-slow {
  to {
    transform: rotate(360deg);
  }
}

.es-anim-up {
  animation: es-fade-up 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* 尊重用户的减少动效偏好（滚动揭示动画 [data-reveal] 除外，按需求强制播放） */
@media (prefers-reduced-motion: reduce) {
  *:not([data-reveal]),
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ------------------------------ 响应式 ------------------------------ */
@media (max-width: 768px) {
  .es-container {
    padding-inline: 18px;
  }
  .es-btn {
    padding: 12px 20px;
    font-size: 14.5px;
  }
}
/* =====================================================================
   HEADER �?深蓝夜色
   ===================================================================== */
.header {
  --es-bg: #05060f;
  --es-bg-alt: #0a0c1c;
  --es-surface: #12142b;
  --es-surface-2: #191c38;
  --es-surface-3: #22254a;
  --es-border: rgba(255, 255, 255, 0.08);
  --es-border-strong: rgba(255, 255, 255, 0.16);
  --es-text: #eef0fb;
  --es-text-dim: #aab0d0;
  --es-text-mute: #7c82a6;
  --es-primary-ink: #a5b4fc;
  --es-accent-ink: #22d3ee;
  --es-shadow: 0 24px 70px rgba(2, 3, 8, 0.55);
  --es-shadow-sm: 0 8px 30px rgba(2, 3, 8, 0.4);
  --es-glow: 0 0 0 1px rgba(79, 70, 229, 0.28), 0 12px 40px rgba(79, 70, 229, 0.2);
  position: sticky; top: 0; z-index: 100;
  background-color: var(--es-header-bg);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
}
.header.is-scrolled { border-bottom-color: var(--es-border); box-shadow: 0 10px 30px rgba(0,0,0,0.35); }
.header.is-open { background-color: #0a0d20; }
.header__bar { position: relative; z-index: 3; height: var(--es-header-h); background-color: var(--es-header-bg); }
.header__inner { min-height: var(--es-header-h); display: flex; align-items: center; gap: 20px; }
.header__logo { flex-shrink: 0; display: inline-flex; align-items: center; text-decoration: none; }
.header__logo-img { height: 34px; width: auto; display: block; }

.nav { flex: 1; display: flex; justify-content: center; }
.nav__list { display: flex; align-items: center; gap: 2px; list-style: none; margin: 0; padding: 0; }
.nav__link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 13px; font-size: 14.5px; font-weight: 500;
  color: var(--es-text-dim); background: none; border: none;
  border-radius: var(--es-radius-xs);
  transition: color 0.2s ease, background 0.2s ease;
  cursor: pointer; text-decoration: none;
}
.nav__link:hover, .nav__link.is-active { color: var(--es-text); background: rgba(255,255,255,0.05); }
.nav__chev { transition: transform 0.25s ease; opacity: 0.7; }
.nav__link.is-active .nav__chev { transform: rotate(180deg); }

.header__actions { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.header__login { font-size: 14px; font-weight: 600; color: var(--es-text-dim); transition: color 0.2s ease; text-decoration: none; }
.header__login:hover { color: var(--es-text); }
.header .es-btn--ghost { color: var(--es-text); background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.18); }
.header .es-btn--ghost:hover { background: rgba(255,255,255,0.09); border-color: rgba(79,70,229,0.55); }

.hamburger {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 42px; height: 42px; padding: 10px;
  background: rgba(255,255,255,0.04); border: 1px solid var(--es-border);
  border-radius: var(--es-radius-xs); cursor: pointer;
}
.hamburger span { display: block; height: 2px; width: 100%; background: var(--es-text); border-radius: 2px; transition: transform 0.3s ease, opacity 0.2s ease; }
.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mega {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 2;
  background: linear-gradient(180deg, #0a0d20, #070918);
  border-bottom: 1px solid var(--es-border);
  box-shadow: 0 30px 60px rgba(0,0,0,0.5);
  padding-block: 28px 32px; display: none;
}
.mega.show { display: block; animation: megaIn 0.2s ease; }
@keyframes megaIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }

/* 右侧推荐卡已下线：网格只保留菜单列，全宽均分 */
.mega__grid { display: block; }
.mega__cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.mega__heading { font-size: 11.5px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--es-text-mute); margin-bottom: 14px; padding-left: 12px; }
.mega__list { display: grid; gap: 2px; list-style: none; padding: 0; margin: 0; }
.mega__col--multi .mega__list { grid-template-columns: 1fr 1fr; gap: 2px 20px; }
/* 单分组菜单（Resources / About Us）：条目横向均分整行，避免单列拉通显空 */
.mega__col:only-child .mega__list { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 2px 28px; }
.mega__leaf { display: block; padding: 9px 12px; border-radius: var(--es-radius-xs); border-left: 2px solid transparent; transition: background 0.2s ease, border-color 0.2s ease; text-decoration: none; color: inherit; }
.mega__leaf:hover { background: rgba(79,70,229,0.1); border-left-color: var(--es-primary); }
.mega__leaf-label { display: flex; align-items: center; gap: 7px; font-size: 16px; font-weight: 600; color: var(--es-text); }
.mega__leaf-desc { display: block; margin-top: 3px; font-size: 12.5px; color: var(--es-text-mute); line-height: 1.45; }

.scrim { position: fixed; inset: 0; z-index: 90; background: rgba(3,4,10,0.6); backdrop-filter: blur(3px); display: none; }
.scrim.show { display: block; }
.drawer {
  position: fixed; top: 0; right: 0; z-index: 95;
  display: flex; flex-direction: column;
  width: min(88vw, 380px); height: 100dvh;
  background: #0a0c1c; border-left: 1px solid var(--es-border);
  box-shadow: -20px 0 60px rgba(0,0,0,0.5);
  transform: translateX(100%); transition: transform 0.32s cubic-bezier(0.22,1,0.36,1);
}
.drawer.show { transform: translateX(0); }
.drawer__scroll { flex: 1; overflow-y: auto; padding: 20px 18px 8px; }
.drawer__ai { position: relative; overflow: hidden; display: flex; align-items: center; gap: 12px; padding: 15px 16px; border-radius: var(--es-radius); background: rgba(79,70,229,0.12); border: 1px solid rgba(79,70,229,0.3); margin-bottom: 18px; text-decoration: none; color: inherit; }
.drawer__ai strong { display: block; font-size: 15px; color: #eef0fb; }
.drawer__ai em { display: block; font-style: normal; font-size: 12px; color: rgba(238,240,251,0.7); }
.drawer__ai-glow { width: 34px; height: 34px; flex-shrink: 0; border-radius: 10px; background: var(--es-primary); }
.drawer__list { border-top: 1px solid var(--es-border); list-style: none; padding: 0; margin: 0; }
.drawer__item { border-bottom: 1px solid var(--es-border); }
.drawer__head { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 15px 4px; font-size: 15.5px; font-weight: 600; color: var(--es-text); background: none; border: none; cursor: pointer; text-decoration: none; }
.drawer__chev { transition: transform 0.25s ease; color: var(--es-text-mute); }
.drawer__chev.is-open { transform: rotate(180deg); }
.drawer__body { padding: 0 4px 14px; display: none; }
.drawer__body.show { display: block; }
.drawer__col + .drawer__col { margin-top: 14px; }
.drawer__col-heading { font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--es-text-mute); margin-bottom: 8px; padding-left: 10px; }
.drawer__link { display: flex; align-items: center; gap: 8px; padding: 9px 10px; font-size: 14px; color: var(--es-text-dim); border-radius: var(--es-radius-xs); text-decoration: none; }
.drawer__link:hover { background: rgba(255,255,255,0.05); color: var(--es-text); }
.drawer__link-body { flex: 1; min-width: 0; }
.drawer__link-label { display: flex; align-items: center; gap: 7px; }
.drawer__link-desc { display: block; margin-top: 3px; font-size: 12px; color: var(--es-text-mute); line-height: 1.45; }
.drawer__foot { padding: 14px 18px calc(14px + env(safe-area-inset-bottom)); border-top: 1px solid var(--es-border); }
.drawer__cta { width: 100%; }

/* HERO */
.hero {
  --es-bg: #05060f; --es-text: #eef0fb; --es-text-dim: #aab0d0; --es-text-mute: #7c82a6;
  --es-primary-ink: #a5b4fc; --es-accent-ink: #22d3ee;
  --es-border: rgba(255,255,255,0.08); --es-border-strong: rgba(255,255,255,0.16);
  position: relative; overflow: hidden; isolation: isolate;
  /* 蓝色背景：多层靛蓝径向渐变（与 .about-hero 一致），不启用彩色光晕球 */
  background:
    radial-gradient(110% 90% at 82% 0%, rgba(79, 70, 229, 0.32), transparent 62%),
    radial-gradient(75% 65% at 0% 100%, rgba(49, 46, 129, 0.38), transparent 60%),
    radial-gradient(55% 50% at 45% 45%, rgba(67, 56, 202, 0.18), transparent 70%),
    var(--es-bg);
  color: var(--es-text); padding-block: clamp(56px,9vw,110px) clamp(48px,7vw,92px);
}
.hero__bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
/* 静态网格 — 单层设计，无动画 */
.hero__grid { position: absolute; inset: -20% -10% auto -10%; height: 130%; overflow: hidden; -webkit-mask-image: radial-gradient(ellipse 85% 65% at 50% 35%, #000 15%, transparent 72%); mask-image: radial-gradient(ellipse 85% 65% at 50% 35%, #000 15%, transparent 72%); pointer-events: none; }
.hero__grid::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(67,56,202,0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(67,56,202,0.08) 1px, transparent 1px); background-size: 56px 56px; background-position: center center; }
.hero__grid::after { display: none; }
.hero__glow { display: none; }
.hero__glow--blue, .hero__glow--teal, .hero__glow--violet { display: none; }
.hero__fade { position: absolute; left: 0; right: 0; bottom: 0; height: 140px; background: linear-gradient(180deg, transparent, var(--es-bg)); }
.hero__inner { position: relative; }
/* 非幻灯片页（产品页）：内容与插图直接挂在 hero__inner 下，保持左右两栏 */
.hero__inner:has(> .hero__content) {
  display: grid;
  grid-template-columns: minmax(0,1.05fr) minmax(0,0.95fr);
  gap: clamp(32px,5vw,64px);
  align-items: center;
}
/* 幻灯片：所有 slide 叠放在同一网格单元，交叉淡入切换，
   区块高度由最高的一屏决定，切换时不跳动 */
.hero__slides { display: grid; }
.hero__slide {
  grid-area: 1 / 1;
  display: grid;
  grid-template-columns: minmax(0,1.05fr) minmax(0,0.95fr);
  gap: clamp(32px,5vw,64px);
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.7s ease, visibility 0s linear 0.7s;
}
.hero__slide.is-active { opacity: 1; visibility: visible; transition: opacity 0.7s ease; }
/* 入场节奏：每次 slide 激活时按序重播 */
.hero__slide.is-active .hero__eyebrow { animation: es-fade-up 0.7s cubic-bezier(0.22,1,0.36,1) both; }
.hero__slide.is-active .hero__title { animation: es-fade-up 0.7s cubic-bezier(0.22,1,0.36,1) 0.1s both; }
.hero__slide.is-active .hero__lead { animation: es-fade-up 0.7s cubic-bezier(0.22,1,0.36,1) 0.18s both; }
.hero__slide.is-active .hero__cta { animation: es-fade-up 0.7s cubic-bezier(0.22,1,0.36,1) 0.26s both; }
.hero__slide.is-active .hero__aside { animation: es-fade-up 0.7s cubic-bezier(0.22,1,0.36,1) 0.2s both; }
/* 播放效果：配图随切换由缩小淡入恢复到原尺寸 */
.hero__slide.is-active .hero__aside-img { animation: hero-img-in 0.7s cubic-bezier(0.22,1,0.36,1) 0.2s both; }
@keyframes hero-img-in { from { opacity: 0; transform: scale(0.94); } to { opacity: 1; transform: scale(1); } }
.hero__eyebrow { font-size: clamp(13px,1.5vw,15px); font-weight: 600; letter-spacing: 0.02em; color: var(--es-primary-ink); margin-bottom: 16px; }
.hero__title { font-size: clamp(34px,5.4vw,62px); line-height: 1.06; letter-spacing: -0.035em; }
.hero__lead { margin-top: 26px; max-width: 590px; font-size: clamp(14.5px,1.5vw,16px); color: var(--es-text-dim); line-height: 1.7; }
.hero__cta { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 14px; }
.hero__cta .es-btn--ghost { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.18); }
.hero__cta .es-btn--ghost:hover { background: rgba(255,255,255,0.09); border-color: rgba(79,70,229,0.55); }
.hero__aside-img { display: block; width: 100%; height: auto; border-radius: var(--es-radius-lg); filter: drop-shadow(0 24px 60px rgba(0,0,0,0.45)); }
/* 浅底示意图放在白色舞台上，适配深色 hero 底 */
.hero__aside-img--stage { padding: clamp(14px,2vw,24px); border-radius: 18px; background: #fff; }

/* 幻灯片控制条：圆点指示器 */
.hero__slider-nav { display: flex; align-items: center; gap: 16px; margin-top: clamp(28px,4vw,44px); }
.hero__dots { display: flex; align-items: center; gap: 8px; }
.hero__dot { width: 8px; height: 8px; padding: 0; border: none; border-radius: 999px; background: rgba(255,255,255,0.25); cursor: pointer; transition: width 0.3s ease, background 0.3s ease; }
.hero__dot:hover { background: rgba(255,255,255,0.45); }
.hero__dot.is-active { width: 26px; background: var(--es-primary); }

/* Reduced motion：幻灯片交叉淡入与入场节奏按需求强制播放（与 [data-reveal] 同一约定），
   避免系统关闭动画后切换变成无效果瞬切 */
@media (prefers-reduced-motion: reduce) {
  .hero__slide { transition: opacity 0.7s ease, visibility 0s linear 0.7s !important; }
  .hero__slide.is-active { transition: opacity 0.7s ease !important; }
  .hero__slide.is-active .hero__eyebrow,
  .hero__slide.is-active .hero__title,
  .hero__slide.is-active .hero__lead,
  .hero__slide.is-active .hero__cta,
  .hero__slide.is-active .hero__aside,
  .hero__slide.is-active .hero__aside-img { animation-duration: 0.7s !important; }
}

/* =====================================================================
   AI ANNOUNCEMENT BAR — 首屏下方 EAF AI 公告横条（克制版）
   ===================================================================== */
.aibar { position: relative; padding-block: clamp(20px, 2.6vw, 32px); background-color: var(--es-bg-alt); border-block: 1px solid var(--es-border); }
.aibar__panel {
  position: relative; overflow: hidden; isolation: isolate;
  display: flex; align-items: center; gap: 20px;
  padding: 16px 22px 16px 20px;
  border-radius: 999px;
  background: #0f1233;
  border: 1px solid rgba(79,70,229,0.3);
  box-shadow: 0 8px 24px rgba(15,18,43,0.12);
  color: #eef0fb; text-decoration: none;
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}
.aibar__panel:hover { transform: translateY(-2px); border-color: rgba(79,70,229,0.5); box-shadow: 0 12px 32px rgba(15,18,43,0.18); color: inherit; }
.aibar__bg { display: none; }
.aibar__grid, .aibar__glow, .aibar__glow--1, .aibar__glow--2, .aibar__shimmer { display: none; }

/* 左侧徽章 */
.aibar__badge { flex-shrink: 0; display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px 7px 11px; border-radius: 999px; background: rgba(34,211,238,0.12); border: 1px solid rgba(34,211,238,0.35); font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: #67e8f9; }
.aibar__badge-dot { position: relative; width: 7px; height: 7px; border-radius: 50%; background: #22d3ee; box-shadow: 0 0 6px rgba(34,211,238,0.6); }

/* 中间文案 */
.aibar__text { flex: 1; min-width: 0; display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; font-size: 14px; line-height: 1.5; }
.aibar__title { font-size: 15px; font-weight: 700; letter-spacing: -0.005em; color: #ffffff; }
.aibar__desc { color: #aab0d0; }

/* 右侧 CTA */
.aibar__cta { flex-shrink: 0; display: inline-flex; align-items: center; gap: 7px; padding: 10px 18px; border-radius: 999px; background: rgba(34,211,238,0.15); border: 1px solid rgba(34,211,238,0.4); color: #67e8f9; font-size: 13.5px; font-weight: 700; letter-spacing: 0.01em; transition: background 0.25s ease, border-color 0.25s ease; }
.aibar__cta-arrow { transition: transform 0.25s ease; }
.aibar__panel:hover .aibar__cta { background: rgba(34,211,238,0.22); border-color: rgba(34,211,238,0.55); }
.aibar__panel:hover .aibar__cta-arrow { transform: translateX(3px); }

/* =====================================================================
   CREDENTIALS — 首屏下方 IDC 认可与全球规模凭证带
   浅色通栏带（灰蓝底、无卡片），四栏竖发丝线分隔直接铺满
   ===================================================================== */
.cred { padding-block: clamp(22px, 3vw, 38px); background: var(--es-bg-alt); }
.cred__grid {
  display: grid;
  grid-template-columns: 1.15fr repeat(3, minmax(0, 1fr));
  /* 各栏行数不同（首栏两行、其余三行），须顶部对齐而非垂直居中 */
  align-items: start;
}
.cred__cell { padding: 2px 28px; }
.cred__cell:first-child { padding-left: 0; }
.cred__cell:last-child { padding-right: 0; }
.cred__cell + .cred__cell { border-left: 1px solid var(--es-border); }
.cred__eyebrow {
  font-size: clamp(26px, 2.6vw, 36px); font-weight: 800; letter-spacing: -0.02em; line-height: 1;
  color: var(--es-primary-ink);
}
.cred__lead { margin-top: 10px; font-size: 15px; font-weight: 700; line-height: 1.5; color: var(--es-text); }
.cred__stat { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; margin: 0; }
.cred__num { font-size: clamp(26px, 2.6vw, 36px); font-weight: 800; letter-spacing: -0.02em; line-height: 1; color: var(--es-primary-ink); }
.cred__label { font-size: 15px; font-weight: 700; line-height: 1.5; color: var(--es-text); }
.cred__sub { margin: 10px 0 0; font-size: 12.5px; line-height: 1.6; color: var(--es-text-mute); }
@media (max-width: 1080px) {
  .cred__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cred__cell:nth-child(odd) { border-left: 0; padding-left: 0; }
  .cred__cell:nth-child(even) { padding-right: 0; }
  .cred__cell:nth-child(n+3) { border-top: 1px solid var(--es-border); padding-top: 22px; }
}
@media (max-width: 640px) {
  .cred__grid { grid-template-columns: 1fr; }
  .cred__cell { padding: 18px 0; }
  .cred__cell:first-child { padding-top: 0; }
  .cred__cell:nth-child(n+3) { padding-top: 18px; }
  .cred__cell + .cred__cell { border-left: 0; border-top: 1px solid var(--es-border); }
}

/* PRODUCTS — Four Stages of Digital Evolution */
.products { padding-block: clamp(40px, 5vw, 72px); position: relative; }

.products__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.product {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 22px 22px 22px;
  border-radius: var(--es-radius);
  background: var(--es-surface);
  border: 1px solid var(--es-border);
  box-shadow: 0 6px 18px rgba(15, 18, 43, 0.05);
  transition: transform 0.28s cubic-bezier(0.22,1,0.36,1), border-color 0.28s ease, box-shadow 0.3s ease;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
}

/* Top accent bar */
.product::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--product-accent, var(--es-gradient));
  opacity: 0.85;
  transition: opacity 0.3s ease, height 0.3s ease;
}

.product:hover {
  transform: translateY(-6px);
  border-color: var(--product-border-strong, var(--es-border-strong));
  box-shadow: var(--product-shadow, var(--es-shadow-sm));
  color: inherit;
}
.product:hover::before { opacity: 1; height: 4px; }

/* Head: code + trait */
.product__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 16px;
}
.product__code {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 11px;
  height: 34px;
  font-size: 14.5px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--product-chip-ink, #fff);
  border-radius: var(--es-radius-xs);
  background: var(--product-chip-bg, var(--es-gradient));
  border: 1px solid transparent;
}
.product__trait {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--es-text-mute);
  border-radius: 999px;
  background: rgba(15,18,43,0.04);
  border: 1px solid rgba(15,18,43,0.1);
  white-space: nowrap;
}

.product__cat {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--es-text-mute);
  margin-bottom: 8px;
}
.product__name {
  font-size: 17px;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--es-text);
  margin-bottom: 14px;
}

.product__points {
  display: grid;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
}
.product__points li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--es-text-dim);
  line-height: 1.4;
}
.product__points svg {
  color: var(--product-accent-ink, var(--es-primary-ink));
  flex-shrink: 0;
}

/* Deploy note */
.product__deploy {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  margin-bottom: 14px;
  border-radius: var(--es-radius-xs);
  background: rgba(15,18,43,0.03);
  border: 1px dashed rgba(15,18,43,0.16);
  font-size: 12px;
  font-weight: 600;
  color: var(--es-text-dim);
  line-height: 1.4;
}
.product__deploy svg {
  color: var(--es-text-mute);
  flex-shrink: 0;
}

.product__link {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--es-border);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  font-weight: 700;
  color: var(--product-accent-ink, var(--es-primary-ink));
}
.product__link .es-btn__arrow, .product__link .es-external { transition: transform 0.25s ease; }
.product:hover .product__link .es-btn__arrow { transform: translateX(4px); }
.product:hover .product__link .es-external { transform: translate(2px,-2px); }

/* ---- 统一的 accent token ----
   Products 四张卡片采用“纯白卡面 + 中性灰辅助 + 单一实心靛蓝标识”：
   卡面不再叠淡紫渐变，辅助元素（特征徽标、部署说明）用中性灰，
   靛蓝只出现在顶条、产品代码徽块、勾选与链接上，观感干净克制。
   四个类名保留，方便未来如需再区分只需覆盖对应变量即可。 */
.product--ecf,
.product--ecnf,
.product--eaf,
.product--cortex {
  --product-accent: #4f46e5;
  --product-chip-bg: linear-gradient(120deg, #4f46e5, #4338ca);
  --product-chip-ink: #fff;
  --product-accent-ink: var(--es-primary-ink);
  --product-border-strong: rgba(79,70,229,0.4);
  --product-shadow: 0 18px 44px rgba(79,70,229,0.12);
}

/* SOLUTIONS — tabbed */
.solutions { padding-block: clamp(32px, 4vw, 56px); }

/* Tab bar */
.sol-tabs { display: flex; gap: 6px; justify-content: center; padding: 6px; margin: 0 auto clamp(28px, 4vw, 44px); background: var(--es-surface); border: 1px solid var(--es-border); border-radius: 999px; box-shadow: var(--es-shadow-sm); width: fit-content; max-width: 100%; }
.sol-tab { display: inline-flex; align-items: center; gap: 12px; padding: 12px 22px; border: none; border-radius: 999px; background: transparent; cursor: pointer; font-family: inherit; text-align: left; color: var(--es-text-dim); transition: color 0.25s ease, background 0.3s ease, box-shadow 0.3s ease; white-space: nowrap; }
.sol-tab:hover { color: var(--es-text); background: var(--es-surface-2); }
.sol-tab.is-active { background: var(--es-gradient); color: #fff; box-shadow: 0 10px 28px rgba(79,70,229,0.32); }
.sol-tab.is-active:hover { background: var(--es-gradient); color: #fff; }
.sol-tab__label { font-size: 16.5px; font-weight: 700; letter-spacing: -0.01em; line-height: 1.2; }

/* Panels */
.sol-panels { position: relative; }
.sol-panel { display: none; }
.sol-panel.is-active { display: block; animation: sol-panel-in 0.5s cubic-bezier(0.22,1,0.36,1); }

/* Grids */
.sol-grid { display: grid; gap: 18px; }
.sol-grid--industry { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.sol-grid--scenario { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* Cards */
.sol-card { position: relative; display: flex; flex-direction: column; gap: 10px; padding: 22px 20px; border-radius: var(--es-radius); background: var(--es-surface); border: 1px solid var(--es-border); text-decoration: none; color: inherit; overflow: hidden; transition: transform 0.3s cubic-bezier(0.22,1,0.36,1), border-color 0.3s ease, box-shadow 0.3s ease; }
.sol-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--es-gradient); transform: scaleX(0); transform-origin: left center; transition: transform 0.4s cubic-bezier(0.22,1,0.36,1); }
.sol-card:hover { transform: translateY(-4px); border-color: var(--es-border-strong); box-shadow: var(--es-shadow-sm); }
.sol-card:hover::before { transform: scaleX(1); }
.sol-card__icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 11px; background: rgba(79,70,229,0.1); border: 1px solid rgba(79,70,229,0.2); color: var(--es-primary-ink); transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.3s ease; flex-shrink: 0; }
.sol-card__icon svg { width: 22px; height: 22px; }
.sol-card:hover .sol-card__icon { background: var(--es-gradient); border-color: transparent; color: #fff; transform: scale(1.06) rotate(-3deg); }
.sol-card__title { font-size: 16px; font-weight: 700; letter-spacing: -0.01em; color: var(--es-text); line-height: 1.3; }
.sol-card__desc { font-size: 13px; color: var(--es-text-dim); line-height: 1.6; }

/* Featured card (Agentic AI) — 克制版：深色面板 + 单一青色点缀 */
.sol-card--featured { background: #0f1233; border-color: rgba(79,70,229,0.35); box-shadow: 0 8px 24px rgba(15,18,43,0.12); }
.sol-card--featured::before { background: var(--es-primary); }
.sol-card--featured:hover { border-color: rgba(79,70,229,0.55); box-shadow: 0 12px 32px rgba(15,18,43,0.18); }
.sol-card--featured .sol-card__icon { background: rgba(34,211,238,0.12); border-color: rgba(34,211,238,0.3); color: #22d3ee; }
.sol-card--featured:hover .sol-card__icon { background: rgba(34,211,238,0.2); border-color: rgba(34,211,238,0.45); color: #67e8f9; }
.sol-card--featured .sol-card__title { color: #ffffff; font-size: 18px; }
.sol-card--featured .sol-card__desc { color: #aab0d0; }
.sol-card__badge { position: absolute; top: 14px; right: 14px; display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px; background: rgba(34,211,238,0.12); border: 1px solid rgba(34,211,238,0.3); color: #22d3ee; font-size: 10.5px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.sol-card__badge-dot { width: 6px; height: 6px; border-radius: 50%; background: #22d3ee; }
.sol-card__link { margin-top: auto; padding-top: 12px; display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; color: #22d3ee; }
.sol-card__link .es-btn__arrow { width: 14px; height: 14px; transition: transform 0.25s ease; }
.sol-card--featured:hover .sol-card__link .es-btn__arrow { transform: translateX(4px); }

/* Animations */
@keyframes sol-panel-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes sol-card-in { from { opacity: 0; transform: translateY(14px) scale(0.97); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes sol-badge-pulse { 0% { box-shadow: 0 0 0 0 rgba(34,211,238,0.6); } 70% { box-shadow: 0 0 0 8px rgba(34,211,238,0); } 100% { box-shadow: 0 0 0 0 rgba(34,211,238,0); } }

/* Card stagger on panel enter */
.sol-panel.is-active .sol-card { animation: sol-card-in 0.55s cubic-bezier(0.22,1,0.36,1) backwards; }
.sol-panel.is-active .sol-card:nth-child(1) { animation-delay: 0.06s; }
.sol-panel.is-active .sol-card:nth-child(2) { animation-delay: 0.12s; }
.sol-panel.is-active .sol-card:nth-child(3) { animation-delay: 0.18s; }
.sol-panel.is-active .sol-card:nth-child(4) { animation-delay: 0.24s; }
.sol-panel.is-active .sol-card:nth-child(5) { animation-delay: 0.30s; }
.sol-panel.is-active .sol-card:nth-child(6) { animation-delay: 0.36s; }
.sol-panel.is-active .sol-card:nth-child(7) { animation-delay: 0.42s; }

/* Responsive */
@media (max-width: 1080px) { .sol-grid--industry { grid-template-columns: repeat(3, minmax(0, 1fr)); } .sol-grid--scenario { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 760px) { .sol-tabs { flex-direction: column; border-radius: var(--es-radius); width: 100%; padding: 6px; } .sol-tab { width: 100%; justify-content: flex-start; padding: 12px 16px; border-radius: var(--es-radius-sm); } .sol-grid--industry, .sol-grid--scenario { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; } }
@media (max-width: 480px) { .sol-grid--industry, .sol-grid--scenario { grid-template-columns: 1fr; } }

/* Reduced motion：脉冲圆点可停；但选项卡内容的渐现按需求强制播放（与 [data-reveal] 同一约定），
   避免系统关闭动画后点击选项卡变成瞬间切换。 */
@media (prefers-reduced-motion: reduce) {
  .sol-panel.is-active,
  .ecf-scen-panel.is-active,
  .ecf-scenario__panel.is-active { animation: sol-panel-in 0.5s cubic-bezier(0.22,1,0.36,1) !important; }
  .sol-panel.is-active .sol-card {
    animation-name: sol-card-in !important;
    animation-duration: 0.55s !important;
    animation-timing-function: cubic-bezier(0.22,1,0.36,1) !important;
    animation-fill-mode: backwards !important;
  }
  .sol-card__badge-dot { animation: none; }
}

/* TRUST */
.trust { position: relative; overflow: hidden; isolation: isolate; }
.trust__bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.trust__glow { position: absolute; top: -120px; left: 50%; transform: translateX(-50%); width: 900px; height: 420px; background: radial-gradient(ellipse at center, rgba(67,56,202,0.16), transparent 70%); filter: blur(40px); }
.trust__badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: clamp(32px,5vw,52px); list-style: none; padding: 0; }
.trust__badge { display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; font-size: 13.5px; font-weight: 600; color: var(--es-primary-ink); background: rgba(79,70,229,0.1); border: 1px solid rgba(79,70,229,0.3); border-radius: 999px; }
.trust__grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.tcard { display: flex; flex-direction: column; padding: 26px 24px; border-radius: var(--es-radius); background: linear-gradient(180deg, var(--es-surface-2), var(--es-surface)); border: 1px solid var(--es-border); transition: transform 0.28s cubic-bezier(0.22,1,0.36,1), border-color 0.28s ease, box-shadow 0.3s ease; text-decoration: none; color: inherit; }
.tcard:hover { transform: translateY(-6px); border-color: rgba(79,70,229,0.4); box-shadow: 0 18px 44px rgba(15,18,43,0.14); color: inherit; }
.tcard__icon { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 13px; color: var(--es-primary-ink); background: rgba(79,70,229,0.1); border: 1px solid rgba(79,70,229,0.24); margin-bottom: 18px; transition: color 0.25s ease, background 0.25s ease, transform 0.3s ease; }
.tcard__icon svg { width: 25px; height: 25px; }
.tcard:hover .tcard__icon { color: #eceeff; background: var(--es-gradient); border-color: transparent; transform: scale(1.06); }
.tcard__title { font-size: 17px; letter-spacing: -0.01em; }
.tcard__desc { margin-top: 9px; font-size: 13.5px; color: var(--es-text-dim); line-height: 1.6; }
.tcard__tags { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 7px; }
.tcard__tags span { padding: 4px 10px; font-size: 11.5px; font-weight: 500; color: var(--es-text-mute); background: rgba(15,18,43,0.04); border: 1px solid var(--es-border); border-radius: 6px; }
.tcard__more { margin-top: auto; padding-top: 20px; display: inline-flex; align-items: center; gap: 7px; font-size: 13px; font-weight: 700; color: var(--es-primary-ink); }
.tcard:hover .tcard__more .es-btn__arrow { transform: translateX(4px); }
.trust__cta { margin-top: clamp(32px,5vw,48px); display: flex; justify-content: center; }

/* ===== NEWS ===== */
.news { position: relative; padding-block: clamp(56px, 8vw, 104px); overflow: hidden; isolation: isolate; background: var(--es-bg); }
.news__bg { display: none; }
.news__glow, .news__glow--1, .news__glow--2 { display: none; }
.news__head { margin-bottom: clamp(32px, 5vw, 56px); }

.news__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; margin-bottom: clamp(32px, 4vw, 48px); }

.news-card { position: relative; border-radius: 16px; background: var(--es-surface); border: 1px solid var(--es-border); overflow: hidden; transition: transform 0.35s cubic-bezier(0.22,1,0.36,1), box-shadow 0.35s ease, border-color 0.35s ease; }
.news-card:hover { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(0,0,0,0.12); border-color: var(--es-border-strong); }
.news-card__link-wrapper { display: flex; flex-direction: column; height: 100%; text-decoration: none; color: inherit; }

/* Featured card */
.news-card--featured { grid-column: span 2; }
.news-card--featured .news-card__link-wrapper { flex-direction: row; }
.news-card--featured .news-card__image { width: 45%; min-height: 280px; flex-shrink: 0; }
.news-card--featured .news-card__body { flex: 1; padding: 32px; display: flex; flex-direction: column; justify-content: center; }
.news-card--featured .news-card__title { font-size: clamp(20px, 2.2vw, 26px); line-height: 1.3; }
.news-card--featured .news-card__excerpt { font-size: 15px; -webkit-line-clamp: 4; }

/* Image */
.news-card__image { position: relative; min-height: 180px; overflow: hidden; background: var(--es-surface-2); }
.news-card__thumb { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s cubic-bezier(0.22,1,0.36,1); }
.news-card:hover .news-card__thumb { transform: scale(1.06); }

/* Badge */
.news-card__badge { position: absolute; top: 16px; left: 16px; z-index: 2; padding: 6px 12px; border-radius: 999px; font-size: 11px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; background: rgba(255,255,255,0.15); backdrop-filter: blur(8px); color: #fff; border: 1px solid rgba(255,255,255,0.2); }
.news-card__badge--ai { background: rgba(34,211,238,0.85); border-color: transparent; }
.news-card__badge--cloud { background: rgba(79,70,229,0.85); border-color: transparent; }

/* Body */
.news-card__body { padding: 24px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.news-card__date { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--es-text-mute); font-weight: 500; }
.news-card__date-icon { width: 14px; height: 14px; opacity: 0.7; }
.news-card__title { font-size: 18px; font-weight: 700; line-height: 1.4; letter-spacing: -0.01em; color: var(--es-text); margin: 0; transition: color 0.25s ease; }
.news-card:hover .news-card__title { color: var(--es-primary-ink); }
.news-card__excerpt { font-size: 14px; line-height: 1.65; color: var(--es-text-dim); margin: 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-card__cta { margin-top: auto; padding-top: 8px; display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 700; color: var(--es-primary-ink); }
.news-card__cta .es-btn__arrow { width: 16px; height: 16px; transition: transform 0.25s ease; }
.news-card:hover .news-card__cta .es-btn__arrow { transform: translateX(4px); }

.news__footer { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }

/* Responsive */
@media (max-width: 1080px) {
  .news__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .news-card--featured { grid-column: span 2; }
  .news-card--featured .news-card__link-wrapper { flex-direction: column; }
  .news-card--featured .news-card__image { width: 100%; min-height: 200px; }
}
@media (max-width: 640px) {
  .news__grid { grid-template-columns: 1fr; }
  .news-card--featured { grid-column: span 1; }
  .news-card--featured .news-card__body { padding: 24px; }
  .news-card--featured .news-card__title { font-size: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  .news-card, .news-card__thumb { transition: none; }
}

/* CTA — 克制版 */
.cta { padding-block: clamp(40px,6vw,72px); }
.cta__panel { position: relative; overflow: hidden; isolation: isolate; padding: clamp(40px,6vw,72px) clamp(24px,5vw,64px); border-radius: var(--es-radius-lg); border: 1px solid var(--es-border); background: var(--es-surface); box-shadow: var(--es-shadow-sm); text-align: center; }
.cta__bg { display: none; }
.cta__grid { display: none; }
.cta__orb, .cta__orb--1, .cta__orb--2 { display: none; }
.cta__content { position: relative; max-width: 720px; margin-inline: auto; }
.cta__title { font-size: clamp(28px,4vw,44px); letter-spacing: -0.03em; }
.cta__desc { margin-top: 16px; font-size: clamp(15px,1.6vw,17px); color: var(--es-text-dim); }
.cta__actions { margin-top: 32px; display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }

/* FOOTER */
.footer {
  --es-bg: #04050c; --es-border: rgba(255,255,255,0.08); --es-border-strong: rgba(255,255,255,0.16);
  --es-text: #eef0fb; --es-text-dim: #aab0d0; --es-text-mute: #7c82a6;
  --es-primary-ink: #a5b4fc; --es-accent-ink: #22d3ee;
  background-color: #04050c; border-top: 1px solid var(--es-border); padding-top: clamp(48px,6vw,72px);
}
.footer__top { display: grid; grid-template-columns: 320px 1fr; gap: clamp(32px,5vw,64px); padding-bottom: 44px; }
.footer__logo { display: inline-flex; text-decoration: none; }
.footer__logo-img { height: 40px; width: auto; display: block; }
.footer__tagline { margin-top: 18px; font-size: 14px; color: var(--es-text-dim); line-height: 1.7; max-width: 300px; }
.footer__ai { display: inline-flex; align-items: center; gap: 8px; margin-top: 20px; padding: 9px 15px; font-size: 13px; font-weight: 600; color: #e0fbfe; background: rgba(34,211,238,0.08); border: 1px solid rgba(34,211,238,0.3); border-radius: 999px; text-decoration: none; transition: border-color 0.2s ease, background 0.2s ease; }
.footer__ai:hover { background: rgba(34,211,238,0.14); border-color: rgba(34,211,238,0.55); }
.footer__ai-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--es-accent); box-shadow: 0 0 8px var(--es-accent); }
.footer__social { margin-top: 24px; display: flex; gap: 10px; }
.footer__social-link { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; color: var(--es-text-dim); background: rgba(255,255,255,0.04); border: 1px solid var(--es-border); transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, background 0.2s ease; text-decoration: none; }
.footer__social-link:hover { color: var(--es-text); border-color: rgba(79,70,229,0.5); background: rgba(79,70,229,0.12); transform: translateY(-2px); }
.footer__cols { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 28px; }
.footer__col--wide { grid-column: span 2; }
.footer__col-title { font-size: 13px; font-weight: 700; letter-spacing: 0.04em; color: var(--es-text); margin-bottom: 16px; }
.footer__col ul { display: grid; gap: 11px; list-style: none; padding: 0; }
.footer__list--2col { grid-template-columns: repeat(2,minmax(0,1fr)); column-gap: 28px; }
.footer__link { display: inline-flex; align-items: center; gap: 5px; font-size: 13.5px; color: var(--es-text-mute); text-decoration: none; transition: color 0.2s ease; }
.footer__link:hover { color: var(--es-primary); }
.footer__bottom { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-block: 24px; border-top: 1px solid var(--es-border); font-size: 13px; color: var(--es-text-mute); }
.footer__legal { display: flex; flex-wrap: wrap; gap: 22px; list-style: none; padding: 0; margin: 0; }
.footer__legal a { color: var(--es-text-mute); text-decoration: none; transition: color 0.2s ease; }
.footer__legal a:hover { color: var(--es-text); }

/* FOOTER — contact band */
.footer__contact { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 22px 44px; padding-block: 34px; border-top: 1px solid var(--es-border); }
.footer__contact-item { display: flex; align-items: flex-start; gap: 14px; }
.footer__contact-icon { flex: 0 0 auto; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px; color: var(--es-accent-ink); background: rgba(34,211,238,0.08); border: 1px solid rgba(34,211,238,0.22); }
.footer__contact-icon svg { width: 18px; height: 18px; }
.footer__contact-body { min-width: 0; }
.footer__contact-label { display: block; margin-bottom: 4px; font-size: 11.5px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--es-text-mute); }
.footer__contact-value { display: inline-block; margin: 0; font-size: 14px; font-weight: 600; line-height: 1.55; color: var(--es-text-dim); text-decoration: none; transition: color 0.2s ease; }
a.footer__contact-value:hover { color: var(--es-accent-ink); }
.footer__contact-value--text { font-weight: 500; }
.footer__contact-note { display: block; margin-top: 4px; font-size: 12.5px; color: var(--es-text-mute); }
.footer__contact-note a { color: var(--es-text-mute); text-decoration: none; transition: color 0.2s ease; }
.footer__contact-note a:hover { color: var(--es-accent-ink); }

/* FOOTER — certifications & memberships band */
.footer__certs { padding-block: 30px; border-top: 1px solid var(--es-border); }
.footer__certs-head { display: flex; align-items: center; gap: 16px; margin-bottom: 22px; }
.footer__certs-title { font-size: 11.5px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--es-text-mute); white-space: nowrap; }
.footer__certs-line { flex: 1; height: 1px; background: var(--es-border); }
.footer__certs-logos { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 30px; }
.footer__certs-logos img { height: 42px; width: auto; display: block; border-radius: 6px; opacity: 0.75; transition: opacity 0.2s ease, transform 0.2s ease; }
.footer__certs-logos img:hover { opacity: 1; transform: translateY(-2px); }

@media (max-width: 768px) { .footer__contact { grid-template-columns: 1fr; gap: 20px; } }
@media (max-width: 640px) { .footer__certs-logos { gap: 14px 20px; } .footer__certs-logos img { height: 34px; } }

/* AUTH PAGES (login / register / reset) */
.login, .register, .reset { display: grid; grid-template-columns: 1.05fr 1fr; height: 100vh; height: 100dvh; overflow: hidden; background: var(--es-bg); }
.login__aside, .register__aside, .reset__aside { position: relative; overflow: hidden; isolation: isolate; display: flex; flex-direction: column; justify-content: center; gap: 32px; padding: clamp(40px,5vw,76px); color: #eceefb; background: radial-gradient(120% 120% at 18% 8%, #141737 0%, #0a0c1e 55%, #05060f 100%); }
.login__aside-bg, .register__aside-bg, .reset__aside-bg { position: absolute; inset: 0; z-index: -1; }
.login__grid, .register__grid, .reset__grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(79,70,229,0.1) 1px, transparent 1px), linear-gradient(90deg, rgba(79,70,229,0.1) 1px, transparent 1px); background-size: 56px 56px; -webkit-mask-image: radial-gradient(ellipse 80% 70% at 30% 40%, #000, transparent 78%); mask-image: radial-gradient(ellipse 80% 70% at 30% 40%, #000, transparent 78%); }
.login__orb, .register__orb, .reset__orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.5; }
.login__orb--1, .register__orb--1, .reset__orb--1 { width: 420px; height: 420px; top: -160px; left: -80px; background: radial-gradient(circle, rgba(67,56,202,0.55), transparent 70%); }
/* 与首页统一：去除多色光晕球，仅保留单色靛青 */
.login__orb--2, .register__orb--2, .reset__orb--2 { display: none; }
.login__aside-inner, .register__aside-inner, .reset__aside-inner { position: relative; max-width: 460px; }
.login__logo, .register__logo, .reset__logo { width: 220px; height: auto; margin-bottom: 40px; }
.login__aside-title, .register__aside-title, .reset__aside-title { font-size: clamp(26px,3vw,38px); letter-spacing: -0.03em; line-height: 1.2; }
.login__aside-desc, .register__aside-desc, .reset__aside-desc { margin-top: 18px; font-size: 15.5px; line-height: 1.7; color: #a8aed0; }
.login__main, .register__main, .reset__main { display: flex; overflow-y: auto; overscroll-behavior: contain; padding: clamp(24px,4vw,48px); }
.login__panel, .register__panel, .reset__panel { margin: auto; width: 100%; max-width: 460px; }
.login__panel, .reset__panel { max-width: 420px; }
.login__brand-sm, .register__brand-sm, .reset__brand-sm { display: none; align-items: center; padding: 10px 16px; margin-bottom: 28px; background: var(--es-header-bg); border-radius: 12px; width: fit-content; }
.login__brand-sm img, .register__brand-sm img, .reset__brand-sm img { width: 150px; height: auto; }
.login__title, .register__title, .reset__title { margin-bottom: 8px; font-size: clamp(26px,3.4vw,32px); letter-spacing: -0.02em; text-align: center; }
.register__subtitle, .reset__subtitle { margin-bottom: 24px; text-align: center; font-size: 14.5px; color: var(--es-text-dim); }
.login__form, .register__form, .reset__form { display: grid; gap: 4px; }
.login__form .form-label, .register__form .form-label, .reset__form .form-label { padding-bottom: 6px; font-weight: 600; line-height: 1.3; color: var(--es-text); font-size: 14px; }
.login__form .form-control, .register__form .form-control, .reset__form .form-control,
.login__form .form-select, .register__form .form-select, .reset__form .form-select { border-radius: var(--es-radius-sm); border: 1px solid var(--es-border-strong); padding: 10px 14px; font-size: 14.5px; }
.login__form .form-control:focus, .register__form .form-control:focus, .reset__form .form-control:focus,
.login__form .form-select:focus, .register__form .form-select:focus, .reset__form .form-select:focus { border-color: var(--es-primary); box-shadow: 0 0 0 3px rgba(79,70,229,0.15); }
.login__form .form-control.is-invalid, .register__form .form-control.is-invalid, .reset__form .form-control.is-invalid { border-color: #dc3545; }
.login__form .invalid-feedback, .register__form .invalid-feedback, .reset__form .invalid-feedback { font-size: 12.5px; color: #dc3545; }
.register__section { margin: 6px 0 14px; padding-bottom: 10px; font-size: 15px; font-weight: 700; color: var(--es-text); border-bottom: 1px solid var(--es-border); }
.register__section:first-of-type { margin-top: 0; }
.register__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.register__col { min-width: 0; }
.login__submit, .register__submit, .reset__submit { width: 100%; height: 48px; font-size: 16px; font-weight: 600; border: none; border-radius: 30px; color: #06081c; background: var(--es-gradient); box-shadow: 0 10px 30px rgba(79,70,229,0.28); cursor: pointer; transition: transform 0.18s ease, box-shadow 0.25s ease, filter 0.25s ease; }
.login__submit:hover, .register__submit:hover, .reset__submit:hover { filter: brightness(1.05); transform: translateY(-2px); box-shadow: 0 16px 40px rgba(79,70,229,0.42); }
.login__submit:active, .register__submit:active, .reset__submit:active { transform: translateY(1px) scale(0.99); }
.login__submit:disabled, .register__submit:disabled, .reset__submit:disabled { opacity: 0.7; cursor: not-allowed; transform: none; }
.register__code-btn, .reset__code-btn { padding: 0 18px; border: none; border-radius: var(--es-radius-sm); font-weight: 600; font-size: 14px; color: var(--es-primary-ink); background: rgba(79,70,229,0.08); cursor: pointer; white-space: nowrap; transition: color 0.2s ease, background 0.2s ease; }
.register__code-btn:hover:not(:disabled), .reset__code-btn:hover:not(:disabled) { color: var(--es-primary-2); background: rgba(79,70,229,0.16); }
.register__code-btn:disabled, .reset__code-btn:disabled { color: var(--es-text-mute); background: rgba(15,18,43,0.04); cursor: not-allowed; }
.login__foot, .register__foot, .reset__foot { margin-top: 26px; display: flex; align-items: center; justify-content: center; gap: 12px; font-size: 14px; }
.register__foot-text, .reset__foot-text { color: var(--es-text-dim); }
.login__link, .register__link, .reset__link { color: var(--es-primary-ink); font-weight: 500; text-decoration: none; transition: color 0.2s ease; }
.login__link:hover, .register__link:hover, .reset__link:hover { color: var(--es-primary-2); text-decoration: underline; }
.login__link--strong, .register__link--strong, .reset__link--strong { font-weight: 600; }
.login__sep { color: var(--es-text-mute); }
.login__agree, .register__agree { margin-top: 10px; margin-bottom: 22px; }
.login__agree-text, .register__agree-text { font-size: 13.5px; line-height: 1.5; color: var(--es-text-dim); }
/* Register: phone + country selector */
.register__phone { display: flex; gap: 10px; width: 100%; }
.register__country { flex: none; width: 128px; }
.register__phone-input { flex: 1 1 auto; min-width: 0; }
.register__country, .register__phone-input { height: 40px; }
.register__flag { flex: none; width: 24px; height: 18px; object-fit: cover; border-radius: 3px; box-shadow: 0 0 0 1px rgba(15,18,43,0.1); background: rgba(15,18,43,0.04); }

/* CONTACT */
.contact { background: var(--es-bg); }
.contact__hero { position: relative; overflow: hidden; isolation: isolate; padding-block: clamp(48px,7vw,84px) clamp(32px,4vw,48px); background: linear-gradient(180deg, #f5f7ff 0%, #ffffff 100%); border-bottom: 1px solid var(--es-border); }
.contact__hero-bg { position: absolute; inset: 0; z-index: -1; }
.contact__hero-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(67,56,202,0.07) 1px, transparent 1px), linear-gradient(90deg, rgba(67,56,202,0.07) 1px, transparent 1px); background-size: 56px 56px; -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 30%, #000, transparent 78%); mask-image: radial-gradient(ellipse 70% 70% at 50% 30%, #000, transparent 78%); }
.contact__orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.4; }
.contact__orb--1 { width: 420px; height: 420px; top: -180px; left: -80px; background: radial-gradient(circle, rgba(67,56,202,0.4), transparent 70%); }
/* 与首页统一：去除多色光晕球，仅保留单色靛青 */
.contact__orb--2 { display: none; }
.contact__hero-inner { max-width: 760px; text-align: center; }
.contact__hero-inner .es-eyebrow { justify-content: center; }
.contact__title { font-size: clamp(32px,5vw,52px); letter-spacing: -0.03em; }
.contact__lead { margin-top: 18px; font-size: clamp(15px,1.6vw,17.5px); line-height: 1.7; color: var(--es-text-dim); }
.contact__body { padding-block: clamp(40px,6vw,72px) clamp(56px,8vw,96px); }
.contact__grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(28px,4vw,56px); align-items: start; }
.contact__info { display: grid; gap: 20px; position: sticky; top: calc(var(--es-header-h) + 24px); }
.contact__card { padding: clamp(24px,3vw,32px); border-radius: var(--es-radius); border: 1px solid var(--es-border); background: linear-gradient(180deg, var(--es-surface-2), var(--es-surface)); box-shadow: var(--es-shadow-sm); }
.contact__card--recognition { background: radial-gradient(120% 120% at 100% 0%, rgba(79,70,229,0.08), transparent 60%), var(--es-surface); }
.contact__card-title { font-size: clamp(19px,2.2vw,23px); letter-spacing: -0.02em; }
.contact__card-title--sm { font-size: 16px; }
.contact__card-desc { margin-top: 12px; font-size: 14.5px; line-height: 1.7; color: var(--es-text-dim); }
.contact__points { margin-top: 20px; display: grid; gap: 14px; list-style: none; padding: 0; }
.contact__point { display: flex; align-items: flex-start; gap: 12px; font-size: 14.5px; line-height: 1.6; color: var(--es-text); }
.contact__point-icon { flex: none; display: grid; place-items: center; width: 24px; height: 24px; margin-top: 1px; border-radius: 50%; color: var(--es-primary-ink); background: rgba(79,70,229,0.12); }
.contact__awards { margin-top: 18px; display: grid; gap: 16px; list-style: none; padding: 0; }
.contact__award { display: flex; align-items: flex-start; gap: 12px; }
.contact__award-badge { flex: none; display: grid; place-items: center; width: 32px; height: 32px; border-radius: 9px; color: #b8860b; background: linear-gradient(140deg, rgba(255,196,61,0.2), rgba(255,154,45,0.14)); border: 1px solid rgba(255,176,32,0.35); }
.contact__award-body { display: grid; gap: 2px; }
.contact__award-title { font-size: 14px; font-weight: 700; color: var(--es-text); }
.contact__award-desc { font-size: 13px; line-height: 1.5; color: var(--es-text-mute); }
.contact__form-wrap { padding: clamp(24px,3.4vw,40px); border-radius: var(--es-radius-lg); border: 1px solid var(--es-border); background: var(--es-surface); box-shadow: var(--es-shadow); }
.contact__form .form-label { padding-bottom: 6px; font-weight: 600; color: var(--es-text); font-size: 14px; }
.contact__form .form-control, .contact__form .form-select { border-radius: var(--es-radius-sm); border: 1px solid var(--es-border-strong); padding: 10px 14px; font-size: 14.5px; }
.contact__form .form-control:focus, .contact__form .form-select:focus { border-color: var(--es-primary); box-shadow: 0 0 0 3px rgba(79,70,229,0.15); }
.contact__form .form-control.is-invalid { border-color: #dc3545; }
.contact__form .invalid-feedback { font-size: 12.5px; color: #dc3545; }
.contact__agree-text { font-size: 13.5px; line-height: 1.5; color: var(--es-text-dim); }
.contact__link { color: var(--es-primary-ink); font-weight: 500; text-decoration: none; transition: color 0.2s ease; }
.contact__link:hover { color: var(--es-primary-2); text-decoration: underline; }
.contact__submit { width: 100%; height: 50px; font-size: 16px; font-weight: 600; border: none; border-radius: 30px; color: #fff; background: var(--es-gradient); box-shadow: 0 10px 30px rgba(79,70,229,0.28); cursor: pointer; transition: transform 0.18s ease, box-shadow 0.25s ease, filter 0.25s ease; }
.contact__submit:hover { filter: brightness(1.05); transform: translateY(-2px); box-shadow: 0 16px 40px rgba(79,70,229,0.42); }
.contact__submit:active { transform: translateY(1px) scale(0.99); }
.contact__submit:disabled { opacity: 0.7; cursor: not-allowed; transform: none; }

/* -------- Searchable select (country picker) -------- */
.csel { position: relative; }
.csel__trigger { display: flex; align-items: center; gap: 10px; width: 100%; padding: 10px 14px; font-size: 14.5px; text-align: left; background: var(--es-surface); color: var(--es-text); border: 1px solid var(--es-border-strong); border-radius: var(--es-radius-sm); cursor: pointer; transition: border-color .18s ease, box-shadow .18s ease; }
.csel__trigger:hover { border-color: var(--es-primary); }
.csel.is-open .csel__trigger, .csel__trigger:focus-visible { border-color: var(--es-primary); box-shadow: 0 0 0 3px rgba(79,70,229,0.15); outline: none; }
.csel.is-invalid .csel__trigger { border-color: #dc3545; }
.csel__value { flex: 1; display: flex; align-items: center; gap: 9px; min-width: 0; }
.csel__value-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.csel__placeholder { color: var(--es-text-mute); }
.csel__chev { flex: none; width: 12px; height: 12px; color: var(--es-text-mute); transition: transform .2s ease; }
.csel.is-open .csel__chev { transform: rotate(180deg); }
.csel__flag { flex: none; width: 22px; height: 16px; object-fit: cover; border-radius: 3px; box-shadow: 0 0 0 1px rgba(15,18,43,0.1); background: rgba(15,18,43,0.04); }
.csel__panel { position: absolute; z-index: 60; top: calc(100% + 6px); left: 0; right: 0; background: var(--es-surface); border: 1px solid var(--es-border-strong); border-radius: var(--es-radius); box-shadow: var(--es-shadow); opacity: 0; visibility: hidden; transform: translateY(-6px); transition: opacity .16s ease, transform .16s ease, visibility .16s; overflow: hidden; }
.csel.is-open .csel__panel { opacity: 1; visibility: visible; transform: translateY(0); }
.csel__search { display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-bottom: 1px solid var(--es-border); }
.csel__search > svg { flex: none; width: 15px; height: 15px; color: var(--es-text-mute); }
.csel__search-input { flex: 1; min-width: 0; border: none; outline: none; background: transparent; font-size: 14px; color: var(--es-text); }
.csel__search-input::placeholder { color: var(--es-text-mute); }
.csel__list { max-height: 258px; overflow-y: auto; margin: 0; padding: 6px; list-style: none; }
.csel__list::-webkit-scrollbar { width: 8px; }
.csel__list::-webkit-scrollbar-thumb { background: rgba(15,18,43,0.16); border-radius: 8px; }
.csel__opt { display: flex; align-items: center; gap: 10px; width: 100%; padding: 8px 10px; border: none; background: transparent; border-radius: var(--es-radius-xs); font-size: 14px; color: var(--es-text); cursor: pointer; text-align: left; }
.csel__opt:hover, .csel__opt.is-active { background: var(--es-surface-3); }
.csel__opt.is-selected { color: var(--es-primary-ink); font-weight: 600; }
.csel__opt-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.csel__opt-meta { flex: none; font-size: 12.5px; color: var(--es-text-mute); }
.csel__mark { background: rgba(79,70,229,0.16); color: inherit; border-radius: 3px; padding: 0 1px; }
.csel__empty { padding: 22px 14px; text-align: center; font-size: 13.5px; color: var(--es-text-mute); }

/* TOAST */
.es-toast { position: fixed; top: 20px; right: 20px; z-index: 9999; min-width: 300px; max-width: 480px; padding: 14px 20px; border-radius: var(--es-radius-sm); font-size: 14px; font-weight: 500; box-shadow: 0 10px 30px rgba(0,0,0,0.15); animation: es-fade-up 0.35s ease; }
.es-toast--success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.es-toast--error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }

/* RESPONSIVE */
@media (max-width: 1080px) { .products__grid { grid-template-columns: repeat(2,minmax(0,1fr)); } .nav__link { padding: 9px 10px; font-size: 14px; } }
@media (max-width: 960px) { .hero__slide, .hero__inner:has(> .hero__content) { grid-template-columns: 1fr; gap: 40px; } .hero__aside { order: -1; max-width: 560px; width: 100%; justify-self: center; margin-inline: auto; } .hero__br { display: none; } .contact__grid { grid-template-columns: 1fr; } .contact__info { position: static; } }
@media (max-width: 900px) { .nav { display: none; } .header__login { display: none; } .hamburger { display: flex; } .header__inner { justify-content: space-between; } .footer__top { grid-template-columns: 1fr; } .footer__cols { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 32px 20px; } .trust__grid { grid-template-columns: repeat(2,minmax(0,1fr)); } .login, .register, .reset { grid-template-columns: 1fr; } .login__aside, .register__aside, .reset__aside { display: none; } .login__brand-sm, .register__brand-sm, .reset__brand-sm { display: inline-flex; } }
@media (max-width: 900px) {
  .aibar__panel { flex-wrap: wrap; padding: 16px 18px; border-radius: 24px; gap: 12px 16px; }
  .aibar__badge { order: 1; }
  .aibar__cta { order: 2; margin-left: auto; }
  .aibar__text { order: 3; flex: 1 1 100%; }
}
@media (max-width: 520px) {
  .aibar { padding-block: 16px; }
  .aibar__panel { padding: 14px 16px; gap: 10px 12px; border-radius: 20px; }
  .aibar__badge-text { display: none; }
  .aibar__badge { padding: 7px 10px; }
  .aibar__title { font-size: 14px; }
  .aibar__desc { font-size: 13px; }
  .aibar__cta { padding: 9px 14px; font-size: 12.5px; }
}
@media (max-width: 600px) { .trust__grid { grid-template-columns: 1fr; } .products__grid { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .hero__cta .es-btn { flex: 1 1 auto; } .cta__actions .es-btn { flex: 1 1 100%; } .soon__actions .es-btn { flex: 1 1 100%; } }
@media (max-width: 480px) { .footer__bottom { justify-content: center; text-align: center; } .footer__legal { justify-content: center; } .footer__cols { grid-template-columns: 1fr; } .footer__col--wide { grid-column: auto; } .footer__list--2col { grid-template-columns: 1fr; } }
@media (max-width: 460px) { .register__row { grid-template-columns: 1fr; gap: 4px; } }
@media (min-width: 901px) { .hamburger { display: none; } }

/* ===== SCROLL REVEAL ANIMATIONS ===== */
[data-reveal] {
  opacity: 0;
  transition: opacity 0.6s cubic-bezier(0.25,0.46,0.45,0.94), transform 0.6s cubic-bezier(0.25,0.46,0.45,0.94);
  will-change: opacity, transform;
}
[data-reveal="up"] { transform: translateY(14px); }
[data-reveal="down"] { transform: translateY(-10px); }
[data-reveal="left"] { transform: translateX(-14px); }
[data-reveal="right"] { transform: translateX(14px); }
[data-reveal="scale"] { transform: scale(0.965); }
[data-reveal="fade"] { transform: none; }
[data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0) translateX(0) scale(1);
}
/* Stagger delay via CSS custom property */
[data-reveal-delay="1"] { transition-delay: 0.1s; }
[data-reveal-delay="2"] { transition-delay: 0.2s; }
[data-reveal-delay="3"] { transition-delay: 0.3s; }
[data-reveal-delay="4"] { transition-delay: 0.4s; }
[data-reveal-delay="5"] { transition-delay: 0.5s; }
[data-reveal-delay="6"] { transition-delay: 0.6s; }
[data-reveal-delay="7"] { transition-delay: 0.7s; }
[data-reveal-delay="8"] { transition-delay: 0.8s; }

/* AIBAR — 尊重减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .aibar__shimmer, .aibar__badge-dot, .aibar__glow--1, .aibar__glow--2 { animation: none; }
}

/* CTA panel reveal glow */
.cta__panel[data-reveal].is-revealed {
  box-shadow: 0 0 80px rgba(79,70,229,0.18), 0 30px 80px rgba(0,0,0,0.25);
}

/* Product card hover lift after reveal */
.product.is-revealed:hover { transform: translateY(-6px); }

/* 滚动揭示动画 [data-reveal] 按需求强制播放，不再随 prefers-reduced-motion 降级 */

/* =====================================================================
   WHY EASYSTACK — 首页底部价值主张（3×3 卡片阵列）— 克制版
   ===================================================================== */
.why {
  position: relative; overflow: hidden; isolation: isolate;
  padding-block: clamp(56px, 8vw, 104px);
  background: var(--es-bg-alt);
  border-top: 1px solid var(--es-border);
}
.why__bg { display: none; }
.why__mesh { display: none; }
.why__glow, .why__glow--1, .why__glow--2 { display: none; }

.why__head { max-width: 860px; }
.why__head .es-subtitle { max-width: 780px; margin-inline: auto; }

.why__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }

/* --- 基础卡片 --- */
.why-card {
  position: relative; overflow: hidden; isolation: isolate;
  display: flex; flex-direction: column;
  padding: 28px 26px 26px;
  border-radius: var(--es-radius);
  background: var(--es-surface);
  border: 1px solid var(--es-border);
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}
.why-card::before { display: none; }
.why-card::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--es-primary);
  transform: scaleX(0); transform-origin: left center;
  transition: transform 0.35s ease;
}
.why-card:hover { transform: translateY(-4px); border-color: rgba(79,70,229,0.35); box-shadow: 0 12px 32px rgba(15,18,43,0.1); }
.why-card:hover::after { transform: scaleX(1); }

/* 序号 */
.why-card__idx {
  position: absolute; top: 18px; right: 20px;
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11.5px; font-weight: 700; letter-spacing: 0.1em;
  color: var(--es-text-mute); opacity: 0.4;
  transition: opacity 0.25s ease, color 0.25s ease;
}
.why-card:hover .why-card__idx { opacity: 0.8; color: var(--es-primary-ink); }

/* 图标 */
.why-card__icon {
  display: grid; place-items: center;
  width: 54px; height: 54px; margin-bottom: 20px;
  border-radius: 15px;
  color: var(--es-primary-ink);
  background: rgba(79,70,229,0.08);
  border: 1px solid rgba(79,70,229,0.18);
  transition: background 0.25s ease, border-color 0.25s ease;
}
.why-card__icon svg { width: 26px; height: 26px; }
.why-card:hover .why-card__icon {
  background: rgba(79,70,229,0.14);
  border-color: rgba(79,70,229,0.3);
}

/* 文字 */
.why-card__title { font-size: 17.5px; letter-spacing: -0.01em; color: var(--es-text); }
.why-card__desc { margin-top: 10px; font-size: 13.5px; line-height: 1.7; color: var(--es-text-dim); }
.why-card__desc strong { font-weight: 700; color: var(--es-text); }

/* --- 变体：深色数据卡（10K+ Nodes）— 克制版 --- */
.why-card--stat {
  color: #eef0fb;
  background: #0f1233;
  border-color: rgba(79,70,229,0.35);
  box-shadow: 0 8px 24px rgba(15,18,43,0.12);
}
.why-card--stat::after { background: var(--es-primary); }
.why-card--stat:hover { border-color: rgba(79,70,229,0.55); box-shadow: 0 12px 32px rgba(15,18,43,0.18); }
.why-card--stat .why-card__title { color: #ffffff; }
.why-card--stat .why-card__desc { color: #aab0d0; }
.why-card--stat .why-card__desc strong { color: #ffffff; background: none; }
.why-card--stat .why-card__idx { color: #a5b4fc; opacity: 0.5; }
.why-card--stat:hover .why-card__idx { color: #a5b4fc; opacity: 0.9; }
.why-card--stat .why-card__icon {
  color: #a5b4fc;
  background: rgba(79,70,229,0.2);
  border-color: rgba(79,70,229,0.35);
}
.why-card--stat:hover .why-card__icon {
  background: rgba(79,70,229,0.3);
  border-color: rgba(79,70,229,0.5);
}

/* --- 变体：AI 卡 — 与普通卡片统一，不再特殊配色 --- */
.why-card--ai {
  background: var(--es-surface);
  border-color: var(--es-border);
}
.why-card--ai::after { background: var(--es-primary); }
.why-card--ai:hover { border-color: rgba(79,70,229,0.35); box-shadow: 0 12px 32px rgba(15,18,43,0.1); }
.why-card--ai .why-card__icon {
  color: var(--es-primary-ink);
  background: rgba(79,70,229,0.08);
  border-color: rgba(79,70,229,0.18);
}
.why-card--ai:hover .why-card__icon {
  background: rgba(79,70,229,0.14);
  border-color: rgba(79,70,229,0.3);
}
.why-card--ai .why-card__desc strong { background: none; }
.why-card--ai:hover .why-card__idx { color: var(--es-primary-ink); }

/* --- 延迟 9 支持 --- */
[data-reveal-delay="9"] { transition-delay: 0.9s; }

/* --- 响应式 --- */
@media (max-width: 1080px) {
  .why__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
}
@media (max-width: 640px) {
  .why__grid { grid-template-columns: 1fr; gap: 14px; }
  .why-card { padding: 24px 22px 22px; }
  .why-card__icon { width: 48px; height: 48px; margin-bottom: 16px; border-radius: 13px; }
  .why-card__icon svg { width: 23px; height: 23px; }
  .why-card__title { font-size: 16.5px; }
  .why-card__desc { font-size: 13px; }
}
@media (prefers-reduced-motion: reduce) {
  .why__glow--1, .why__glow--2 { animation: none; }
  .why-card:hover .why-card__icon { transform: none; }
}

/* =====================================================================
   ABOUT PAGE — 关于我们
   复用全局设计令牌：深色 Hero + 浅色内容区 + 深色数据带 + 浅色成就区
   ===================================================================== */
.about { background: var(--es-bg); }

/* ---------- Hero（深色，与首页 hero 同一视觉语言） ---------- */
.about-hero {
  position: relative; overflow: hidden; isolation: isolate;
  --es-text: #eef0fb; --es-text-dim: #aab0d0; --es-text-mute: #7c82a6;
  --es-primary-ink: #a5b4fc; --es-accent-ink: #22d3ee;
  --es-border: rgba(255, 255, 255, 0.08); --es-border-strong: rgba(255, 255, 255, 0.16);
  color: var(--es-text);
  background:
    radial-gradient(110% 90% at 82% 0%, rgba(79, 70, 229, 0.32), transparent 62%),
    radial-gradient(75% 65% at 0% 100%, rgba(49, 46, 129, 0.38), transparent 60%),
    radial-gradient(55% 50% at 45% 45%, rgba(67, 56, 202, 0.18), transparent 70%),
    #05060f;
  padding-block: clamp(64px, 9vw, 124px) clamp(56px, 8vw, 104px);
}
.about-hero__bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.about-hero__grid {
  position: absolute; inset: -20% -10% auto -10%; height: 130%; overflow: hidden;
  -webkit-mask-image: radial-gradient(ellipse 85% 65% at 50% 35%, #000 15%, transparent 72%);
  mask-image: radial-gradient(ellipse 85% 65% at 50% 35%, #000 15%, transparent 72%);
}
.about-hero__grid::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(67, 56, 202, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(67, 56, 202, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(67, 56, 202, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(67, 56, 202, 0.12) 1px, transparent 1px);
  background-size: 40px 40px, 40px 40px, 160px 160px, 160px 160px;
}
/* 与首页 hero 一致：移除彩色光晕球，仅保留径向渐变背景 + 网格 */
.about-hero__glow { display: none; }
.about-hero__glow--1, .about-hero__glow--2 { display: none; }
.about-hero__inner { position: relative; max-width: 900px; }
.about-hero__title { margin-top: 8px; font-size: clamp(34px, 5.4vw, 60px); line-height: 1.06; letter-spacing: -0.035em; }
.about-hero__lead { margin-top: 24px; max-width: 740px; font-size: clamp(15px, 1.7vw, 18px); line-height: 1.72; color: var(--es-text-dim); }
.about-hero__cta { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 14px; }
.about-hero__cta .es-btn--ghost { background: rgba(255, 255, 255, 0.04); border-color: rgba(255, 255, 255, 0.18); color: var(--es-text); }
.about-hero__cta .es-btn--ghost:hover { background: rgba(255, 255, 255, 0.09); border-color: rgba(79, 70, 229, 0.55); }

/* ---------- Vision 愿景 ---------- */
.about-vision {
  position: relative; overflow: hidden; isolation: isolate;
  padding-block: clamp(56px, 8vw, 100px);
  background: linear-gradient(180deg, #ffffff 0%, var(--es-bg-alt) 100%);
  border-bottom: 1px solid var(--es-border);
  text-align: center;
}
.about-vision__glow { position: absolute; top: -140px; left: 50%; transform: translateX(-50%); width: 820px; height: 380px; background: radial-gradient(ellipse at center, rgba(67, 56, 202, 0.14), transparent 70%); filter: blur(50px); z-index: -1; }
.about-vision__quote { max-width: 920px; margin-inline: auto; font-size: clamp(24px, 3.8vw, 42px); line-height: 1.24; letter-spacing: -0.03em; font-weight: 700; }

/* ---------- Story / OSS 居中引言段落 ---------- */
.about-story { padding-block: clamp(56px, 8vw, 100px); }
.about-para {
  max-width: 900px; margin-inline: auto;
  font-size: clamp(14.5px, 1.6vw, 16px); line-height: 1.9;
  color: var(--es-text-dim);
}
.about-para p {
  margin-bottom: 10px;
}
.about-para strong { font-weight: 700; color: var(--es-text); }

/* ---------- 开源生态产品化（紫色六边形技术带） ---------- */
.about-oss { padding-top: clamp(56px, 8vw, 100px); background: var(--es-bg-alt); border-top: 1px solid var(--es-border); }
.about-hex-band { margin-top: clamp(40px, 6vw, 64px); padding-block: clamp(36px, 5vw, 54px); background: #6a5acd; }
.about-hex-band__inner { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: clamp(18px, 4vw, 54px); }
.about-hex {
  display: grid; place-items: center;
  width: clamp(116px, 14vw, 164px); aspect-ratio: 192 / 222;
  padding: 0 14px; text-align: center;
  background: url("../images/about/source.svg") center / contain no-repeat;
  color: #fff; font-size: clamp(13px, 1.4vw, 15.5px); font-weight: 600; letter-spacing: 0.01em;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.about-hex:hover { transform: translateY(-4px) scale(1.03); }

/* ---------- 认可清单与认证标识 ---------- */
.about-recognition { padding-block: clamp(56px, 8vw, 100px); }
.about-recognition__list { list-style: none; max-width: 980px; margin-inline: auto; display: flex; flex-direction: column; gap: 14px; }
.about-recognition__item {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 18px 22px;
  border-radius: var(--es-radius);
  background: linear-gradient(180deg, var(--es-surface-2), var(--es-surface));
  border: 1px solid var(--es-border);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.3s ease, box-shadow 0.35s ease;
}
.about-recognition__item:hover { transform: translateY(-3px); border-color: rgba(79, 70, 229, 0.4); box-shadow: var(--es-shadow-sm); }
.about-recognition__mark {
  flex: 0 0 auto; display: grid; place-items: center;
  width: 26px; height: 26px; margin-top: 1px; border-radius: 50%;
  color: var(--es-primary-ink); background: rgba(79, 70, 229, 0.1); border: 1px solid rgba(79, 70, 229, 0.25);
}
.about-recognition__mark svg { width: 13px; height: 13px; }
.about-recognition__text { font-size: 14.5px; line-height: 1.75; color: var(--es-text-dim); }
.about-certs { max-width: 1080px; margin: clamp(36px, 5vw, 56px) auto 0; }
.about-certs img { display: block; width: 100%; height: auto; }

/* ---------- About 响应式 ---------- */
@media (max-width: 640px) {
  .about-recognition__item { padding: 16px 18px; gap: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  .about-hero__glow--1, .about-hero__glow--2 { animation: none; }
  .about-hex:hover { transform: none; }
}

/* =========================================================================
   NEWS & BLOG 页面
   复用 .about-hero 深色头图 + .news-card 卡片，新增搜索/筛选/分页样式
   ========================================================================= */
.nb-hero__inner { max-width: 880px; }
.nb-hero .es-eyebrow { color: var(--es-accent); }
.nb-hero .es-eyebrow::before,
.nb-hero .es-eyebrow::after { background: var(--es-ai-gradient); }
.nb-hero__lead { margin-top: 22px; max-width: 720px; font-size: clamp(15px, 1.7vw, 18px); line-height: 1.72; color: var(--es-text-dim); }

/* 搜索框 */
.nb-search {
  margin-top: 34px; display: flex; align-items: center; gap: 12px;
  max-width: 620px; padding: 7px 7px 7px 20px;
  background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px; backdrop-filter: blur(10px);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.nb-search:focus-within {
  border-color: rgba(34, 211, 238, 0.6);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.12);
  background: rgba(255, 255, 255, 0.09);
}
.nb-search__icon { width: 20px; height: 20px; color: var(--es-text-mute); flex-shrink: 0; }
.nb-search input {
  flex: 1; min-width: 0; background: transparent; border: 0; outline: none;
  color: var(--es-text); font-size: 15.5px; padding: 11px 0; font-family: inherit;
}
.nb-search input::placeholder { color: var(--es-text-mute); }
.nb-search input::-webkit-search-cancel-button { -webkit-appearance: none; }
.nb-search__btn {
  flex-shrink: 0; padding: 12px 24px; border-radius: 999px; border: 0;
  background: var(--es-gradient); color: #06081c; font-weight: 700; font-size: 14px;
  transition: transform 0.18s ease, box-shadow 0.25s ease;
}
.nb-search__btn:hover { transform: translateY(-1px); box-shadow: 0 10px 26px rgba(34, 211, 238, 0.34); }
.nb-hero__hint { margin-top: 16px; font-size: 13px; color: var(--es-text-mute); display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.nb-hero__hint button {
  background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--es-text-dim); border-radius: 999px; padding: 4px 12px; font-size: 12px; font-weight: 600;
  transition: all 0.2s ease;
}
.nb-hero__hint button:hover { color: #fff; border-color: rgba(34, 211, 238, 0.6); background: rgba(34, 211, 238, 0.14); }

/* 主体 */
.nb-main { position: relative; padding-block: clamp(48px, 7vw, 88px); background: var(--es-bg-alt); }
.nb-layout { display: grid; grid-template-columns: 236px minmax(0, 1fr); gap: clamp(24px, 3vw, 40px); align-items: start; }

/* 左侧 News / Blog 菜单 */
.nb-side { position: sticky; top: calc(var(--es-header-h) + 20px); }

.nb-menu-card {
  position: relative;
  padding: 14px;
  border-radius: 20px;
  border: 1px solid var(--es-border);
  background:
    radial-gradient(120% 90% at 0% 0%, rgba(79, 70, 229, 0.10), transparent 60%),
    radial-gradient(110% 90% at 100% 100%, rgba(34, 211, 238, 0.08), transparent 60%),
    var(--es-surface);
  box-shadow:
    0 1px 2px rgba(15, 18, 43, 0.04),
    0 18px 40px -22px rgba(15, 18, 43, 0.22);
  overflow: hidden;
}
.nb-menu-card::after {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0) 45%);
  mix-blend-mode: overlay; opacity: 0.55;
}

.nb-menu__heading {
  position: relative; z-index: 1;
  display: flex; align-items: center; gap: 9px;
  margin: 4px 10px 14px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--es-text-mute);
}
.nb-menu__dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--es-gradient);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.16);
}

.nb-menu { position: relative; z-index: 1; display: flex; flex-direction: column; gap: 6px; }

.nb-menu__item {
  position: relative;
  display: flex; align-items: center; gap: 12px;
  width: 100%; padding: 11px 12px 11px 14px;
  border-radius: 14px; border: 1px solid transparent;
  background: transparent;
  color: var(--es-text-dim);
  font-family: inherit; text-align: left; cursor: pointer;
  text-decoration: none;
  overflow: hidden;
  transition: background 0.28s ease, color 0.28s ease, border-color 0.28s ease, transform 0.28s ease, box-shadow 0.28s ease;
}
.nb-menu__item::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(79, 70, 229, 0.10), rgba(34, 211, 238, 0.05) 60%, transparent);
  opacity: 0; transition: opacity 0.28s ease; pointer-events: none;
}
.nb-menu__item:hover {
  color: var(--es-primary-ink);
  border-color: rgba(79, 70, 229, 0.22);
  transform: translateX(2px);
}
.nb-menu__item:hover::before { opacity: 1; }
.nb-menu__item:focus-visible {
  outline: none;
  border-color: rgba(79, 70, 229, 0.5);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.16);
}

.nb-menu__icon-wrap {
  position: relative; z-index: 1;
  width: 38px; height: 38px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 11px;
  background: var(--es-surface-3);
  color: var(--es-text-dim);
  transition: background 0.28s ease, color 0.28s ease, box-shadow 0.28s ease, transform 0.28s ease;
}
.nb-menu__item:hover .nb-menu__icon-wrap {
  background: rgba(79, 70, 229, 0.12);
  color: var(--es-primary);
  transform: scale(1.05) rotate(-2deg);
}
.nb-menu__icon { width: 20px; height: 20px; }

.nb-menu__text {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; gap: 3px;
  flex: 1; min-width: 0;
}
.nb-menu__label {
  font-size: 14.5px; font-weight: 700; letter-spacing: -0.01em;
  color: inherit; line-height: 1.15;
}

.nb-menu__count {
  position: relative; z-index: 1;
  min-width: 26px; height: 22px; padding: 0 8px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px;
  font-size: 11.5px; font-weight: 700;
  background: var(--es-surface-3);
  color: var(--es-text-mute);
  border: 1px solid transparent;
  transition: background 0.28s ease, color 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}
.nb-menu__item:hover .nb-menu__count {
  background: #fff;
  color: var(--es-primary);
  border-color: rgba(79, 70, 229, 0.28);
}

.nb-menu__item.is-active {
  color: var(--es-primary-ink);
  border-color: rgba(79, 70, 229, 0.28);
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.14), rgba(34, 211, 238, 0.07) 70%, rgba(255, 255, 255, 0));
  box-shadow: 0 12px 26px -18px rgba(79, 70, 229, 0.55);
}
.nb-menu__item.is-active::before { opacity: 0; }
.nb-menu__item.is-active .nb-menu__icon-wrap {
  background: var(--es-gradient);
  color: #fff;
  box-shadow: 0 8px 18px -6px rgba(79, 70, 229, 0.55);
  transform: scale(1.02);
}
.nb-menu__item.is-active .nb-menu__count {
  background: #fff;
  color: var(--es-primary);
  border-color: rgba(79, 70, 229, 0.28);
  box-shadow: 0 4px 10px -4px rgba(79, 70, 229, 0.4);
}

.nb-toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  flex-wrap: wrap; margin-bottom: 32px;
}
.nb-filters { display: flex; gap: 10px; flex-wrap: wrap; }
.nb-chip {
  padding: 9px 18px; border-radius: 999px; font-size: 13.5px; font-weight: 600;
  border: 1px solid var(--es-border-strong); background: var(--es-surface); color: var(--es-text-dim);
  transition: transform 0.18s ease, border-color 0.22s ease, color 0.22s ease, background 0.22s ease, box-shadow 0.22s ease;
}
.nb-chip:hover { border-color: rgba(79, 70, 229, 0.5); color: var(--es-primary-ink); transform: translateY(-1px); }
.nb-chip.is-active { background: var(--es-gradient); border-color: transparent; color: #06081c; box-shadow: 0 8px 22px rgba(79, 70, 229, 0.3); }
.nb-count { font-size: 13.5px; color: var(--es-text-mute); font-weight: 500; white-space: nowrap; }
.nb-count strong { color: var(--es-text); font-weight: 700; }

.nb-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; }
.nb-grid .news-card { display: flex; height: 100%; }
.nb-grid .news-card__image { min-height: 190px; }
.nb-grid .news-card__badge { text-transform: none; letter-spacing: 0.02em; font-size: 11.5px; }
.news-card__badge--partner { background: linear-gradient(90deg, rgba(79, 70, 229, 0.94), rgba(139, 124, 246, 0.94)); border-color: transparent; }
.news-card__badge--community { background: rgba(14, 116, 144, 0.92); border-color: transparent; }
.news-card__badge--vmware { background: rgba(51, 65, 85, 0.92); border-color: transparent; }
.news-card__badge--career { background: linear-gradient(90deg, rgba(192, 38, 211, 0.9), rgba(139, 124, 246, 0.9)); border-color: transparent; }

.nb-empty {
  display: none; text-align: center; padding: 72px 24px; border-radius: var(--es-radius-lg);
  border: 1px dashed var(--es-border-strong); background: rgba(255, 255, 255, 0.5);
}
.nb-empty.is-shown { display: block; }
.nb-empty__title { font-size: 19px; font-weight: 700; color: var(--es-text); }
.nb-empty__desc { margin-top: 10px; font-size: 14.5px; color: var(--es-text-mute); }
.nb-empty__btn { margin-top: 22px; }

/* 分页 */
.nb-pagination { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 48px; flex-wrap: wrap; }
.nb-page {
  min-width: 44px; height: 44px; padding: 0 15px; border-radius: 12px;
  border: 1px solid var(--es-border-strong); background: var(--es-surface); color: var(--es-text-dim);
  font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  transition: transform 0.18s ease, border-color 0.2s ease, color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.nb-page:hover:not(:disabled):not(.is-active) { border-color: rgba(79, 70, 229, 0.5); color: var(--es-primary-ink); transform: translateY(-1px); }
.nb-page.is-active { background: var(--es-gradient); border-color: transparent; color: #06081c; box-shadow: 0 8px 20px rgba(79, 70, 229, 0.28); }
.nb-page:disabled { opacity: 0.4; cursor: not-allowed; }
.nb-page svg { width: 16px; height: 16px; }

/* 响应式 */
@media (max-width: 1000px) {
  .nb-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .nb-layout { grid-template-columns: 1fr; gap: 24px; }
  .nb-side { position: static; }
  .nb-menu-card { padding: 10px; border-radius: 16px; }
  .nb-menu-card::after { display: none; }
  .nb-menu__heading { display: none; }
  .nb-menu { flex-direction: row; align-items: center; gap: 8px; overflow-x: auto; padding-bottom: 2px; scrollbar-width: none; }
  .nb-menu::-webkit-scrollbar { display: none; }
  .nb-menu__item { width: auto; flex-shrink: 0; padding: 8px 14px 8px 10px; }
  .nb-menu__item:hover { transform: none; }
  .nb-menu__icon-wrap { width: 30px; height: 30px; border-radius: 9px; }
  .nb-menu__icon { width: 16px; height: 16px; }
}
@media (max-width: 640px) {
  .nb-grid { grid-template-columns: 1fr; }
  .nb-toolbar { align-items: flex-start; flex-direction: column; gap: 16px; }
  .nb-search { padding-left: 16px; }
  .nb-search__btn { padding: 12px 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .nb-chip:hover, .nb-page:hover:not(:disabled):not(.is-active), .nb-search__btn:hover { transform: none; }
  .nb-menu__item,
  .nb-menu__item:hover,
  .nb-menu__item:hover .nb-menu__icon-wrap,
  .nb-menu__item.is-active .nb-menu__icon-wrap { transform: none; transition-duration: 0.01ms; }
}

/* =========================================================================
   CAREERS PAGE — 招贤纳士
   复用 .about-hero 深色头图；新增中文正文/文化卡/职位分类样式
   ========================================================================= */
.cr { background: var(--es-bg); }

/* ---------- Hero ---------- */
.cr-hero__inner { max-width: 940px; }
.cr-hero__lead {
  margin-top: 22px; max-width: 780px;
  font-size: clamp(15.5px, 1.75vw, 18.5px); line-height: 1.78; color: var(--es-text-dim);
}

/* ---------- Intro 公司简介 ---------- */
.cr-intro { padding-block: clamp(56px, 8vw, 100px); background: var(--es-bg); }
.cr-intro__copy { max-width: 900px; margin-inline: auto; }
.cr-intro__copy p { margin-bottom: 16px; font-size: 15.5px; line-height: 1.86; color: var(--es-text-dim); }
.cr-intro__copy p:last-child { margin-bottom: 0; }
.cr-intro__copy strong { color: var(--es-text); font-weight: 700; }

/* ---------- Culture 企业文化 ---------- */
.cr-culture {
  padding-block: clamp(56px, 8vw, 100px);
  background: var(--es-bg-alt);
  border-block: 1px solid var(--es-border);
}
.cr-culture__grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px;
}
.cr-culture__card {
  position: relative; overflow: hidden; isolation: isolate;
  display: flex; flex-direction: column;
  padding: clamp(26px, 3vw, 36px);
  border-radius: var(--es-radius-lg);
  background: linear-gradient(180deg, var(--es-surface-2), var(--es-surface));
  border: 1px solid var(--es-border);
  box-shadow: var(--es-shadow-sm);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.3s ease, box-shadow 0.4s ease;
}
.cr-culture__card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--es-gradient); transform: scaleX(0); transform-origin: left center;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.cr-culture__card:hover { transform: translateY(-6px); border-color: var(--es-border-strong); box-shadow: 0 24px 56px rgba(15, 18, 43, 0.14); }
.cr-culture__card:hover::before { transform: scaleX(1); }
.cr-culture__icon {
  display: grid; place-items: center; width: 56px; height: 56px; margin-bottom: 20px;
  border-radius: 16px; color: var(--es-primary-ink);
  background: rgba(79, 70, 229, 0.1); border: 1px solid rgba(79, 70, 229, 0.22);
  transition: color 0.32s ease, background 0.32s ease, border-color 0.32s ease, transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease;
}
.cr-culture__icon svg { width: 28px; height: 28px; }
.cr-culture__card:hover .cr-culture__icon {
  color: #fff; background: var(--es-gradient); border-color: transparent;
  transform: translateY(-2px) scale(1.05) rotate(-4deg); box-shadow: 0 14px 28px rgba(79, 70, 229, 0.32);
}
.cr-culture__eyebrow {
  font-size: 11.5px; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--es-primary-ink);
}
.cr-culture__list { margin-top: 16px; display: flex; flex-direction: column; gap: 12px; }
.cr-culture__list li {
  position: relative; padding-left: 20px;
  font-size: 14.5px; line-height: 1.75; color: var(--es-text-dim);
}
.cr-culture__list li::before {
  content: ''; position: absolute; left: 4px; top: 10px;
  width: 7px; height: 7px; border-radius: 2px; background: var(--es-gradient); transform: rotate(45deg);
}
.cr-culture__list strong { color: var(--es-text); font-weight: 700; }

/* ---------- Positions 职位 ---------- */
.cr-jobs {
  position: relative; padding-block: clamp(56px, 8vw, 100px);
  background: var(--es-bg-alt);
}
.cr-jobs__toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  flex-wrap: wrap; margin-bottom: 30px;
}
.cr-jobs__filters { display: flex; gap: 10px; flex-wrap: wrap; }
.cr-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 18px; border-radius: 999px; font-size: 13.5px; font-weight: 600;
  border: 1px solid var(--es-border-strong); background: var(--es-surface); color: var(--es-text-dim);
  transition: transform 0.18s ease, border-color 0.22s ease, color 0.22s ease, background 0.22s ease, box-shadow 0.22s ease;
}
.cr-chip:hover { border-color: rgba(79, 70, 229, 0.5); color: var(--es-primary-ink); transform: translateY(-1px); }
.cr-chip.is-active { background: var(--es-gradient); border-color: transparent; color: #06081c; box-shadow: 0 8px 22px rgba(79, 70, 229, 0.3); }
.cr-chip__count {
  min-width: 22px; height: 20px; padding: 0 7px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px; font-size: 11.5px; font-weight: 700;
  background: var(--es-surface-3); color: var(--es-text-dim);
}
.cr-chip.is-active .cr-chip__count { background: rgba(6, 8, 28, 0.18); color: #06081c; }
.cr-jobs__meta { font-size: 13.5px; color: var(--es-text-mute); font-weight: 500; white-space: nowrap; }
.cr-jobs__meta strong { color: var(--es-text); font-weight: 700; }

.cr-jobs__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.cr-job {
  position: relative; overflow: hidden; isolation: isolate;
  display: flex; flex-direction: column;
  padding: clamp(22px, 2.6vw, 28px);
  border-radius: var(--es-radius);
  background: var(--es-surface); border: 1px solid var(--es-border);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.3s ease, box-shadow 0.35s ease;
}
.cr-job::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--es-gradient); transform: scaleX(0); transform-origin: left center;
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
.cr-job:hover { transform: translateY(-5px); border-color: rgba(79, 70, 229, 0.35); box-shadow: 0 20px 46px rgba(15, 18, 43, 0.13); }
.cr-job:hover::after { transform: scaleX(1); }
.cr-job__head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.cr-job__cat {
  display: inline-flex; align-items: center; padding: 4px 12px;
  border-radius: 999px; font-size: 11.5px; font-weight: 700; letter-spacing: 0.06em;
}
.cr-job__cat--sales { color: #06081c; background: linear-gradient(120deg, #a5b4fc, #c4b5fd); }
.cr-job__cat--marketing { color: #062b32; background: linear-gradient(120deg, #67e8f9, #a5f3fc); }
.cr-job__type {
  padding: 4px 10px; border-radius: 999px;
  font-size: 11.5px; font-weight: 600; color: var(--es-text-mute);
  background: var(--es-surface-3); border: 1px solid var(--es-border);
}
.cr-job__title { font-size: 17.5px; letter-spacing: -0.015em; line-height: 1.35; color: var(--es-text); }
.cr-job__desc { margin-top: 10px; font-size: 13.8px; line-height: 1.72; color: var(--es-text-dim); }
.cr-job__meta-list {
  margin-top: 16px; display: flex; flex-wrap: wrap; gap: 8px 16px;
  padding-top: 14px; border-top: 1px dashed var(--es-border);
}
.cr-job__meta-list li {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12.5px; color: var(--es-text-mute); font-weight: 500;
}
.cr-job__meta-list svg { width: 14px; height: 14px; color: var(--es-primary-ink); opacity: 0.75; }
.cr-job__cta {
  margin-top: 18px; align-self: flex-start;
  display: inline-flex; align-items: center; gap: 7px;
  padding: 10px 18px; border-radius: 999px;
  font-size: 13.5px; font-weight: 700; color: var(--es-primary-ink);
  background: rgba(79, 70, 229, 0.08); border: 1px solid rgba(79, 70, 229, 0.2);
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.18s ease, box-shadow 0.25s ease;
}
.cr-job__cta svg { width: 14px; height: 14px; }
.cr-job__cta:hover {
  background: var(--es-gradient); color: #06081c; border-color: transparent;
  transform: translateY(-2px); box-shadow: 0 10px 22px rgba(79, 70, 229, 0.28);
}
.cr-jobs__empty {
  display: block; text-align: center; padding: 60px 24px; margin-top: 12px;
  border-radius: var(--es-radius-lg); border: 1px dashed var(--es-border-strong);
  background: rgba(255, 255, 255, 0.6);
}
.cr-jobs__empty[hidden] { display: none; }
.cr-jobs__empty-title { font-size: 18px; font-weight: 700; color: var(--es-text); }
.cr-jobs__empty-desc { margin-top: 8px; font-size: 14.5px; color: var(--es-text-mute); }
.cr-jobs__empty-desc a { color: var(--es-primary-ink); text-decoration: underline; text-underline-offset: 3px; }
.cr-jobs__note {
  margin-top: 34px; text-align: center;
  font-size: 14.5px; color: var(--es-text-dim);
}
.cr-jobs__note a {
  display: inline-flex; align-items: center; gap: 6px; margin-left: 6px;
  font-weight: 700; color: var(--es-primary-ink);
  border-bottom: 1px solid rgba(79, 70, 229, 0.35); padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease, gap 0.2s ease;
}
.cr-jobs__note a svg { width: 14px; height: 14px; }
.cr-jobs__note a:hover { color: var(--es-primary); border-color: var(--es-primary); gap: 10px; }

/* ---------- CTA ---------- */
.cr-cta {
  position: relative; overflow: hidden; isolation: isolate;
  padding-block: clamp(56px, 8vw, 100px);
  background:
    radial-gradient(80% 70% at 20% 30%, rgba(79, 70, 229, 0.28), transparent 60%),
    radial-gradient(70% 70% at 80% 70%, rgba(34, 211, 238, 0.2), transparent 62%),
    linear-gradient(160deg, #0b0f2c 0%, #141a45 55%, #05060f 100%);
  color: #eef0fb; text-align: center;
}
.cr-cta__inner { max-width: 720px; margin-inline: auto; position: relative; }
.cr-cta__title {
  font-size: clamp(26px, 4vw, 40px); line-height: 1.2; letter-spacing: -0.03em; font-weight: 700;
  color: #f4f5ff;
}
.cr-cta__text {
  margin-top: 18px; font-size: clamp(15px, 1.7vw, 17.5px); line-height: 1.72; color: #b8bde0;
}
.cr-cta__text a {
  color: #a5b4fc; font-weight: 700;
  border-bottom: 1px solid rgba(165, 180, 252, 0.4); padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.cr-cta__text a:hover { color: #22d3ee; border-color: rgba(34, 211, 238, 0.6); }

/* ---------- Job Modal ---------- */
.cr-modal {
  border: 0; border-radius: var(--es-radius-lg);
  box-shadow: 0 32px 80px rgba(15, 18, 43, 0.28);
  overflow: hidden;
}
.cr-modal__header {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 20px;
  padding: 28px 32px 20px;
  background: linear-gradient(180deg, var(--es-surface-2), var(--es-surface));
  border-bottom: 1px solid var(--es-border);
}
.cr-modal__cat {
  display: inline-flex; align-items: center; padding: 4px 12px; margin-bottom: 10px;
  border-radius: 999px; font-size: 11.5px; font-weight: 700; letter-spacing: 0.06em;
}
.cr-modal__cat--sales { color: #06081c; background: linear-gradient(120deg, #a5b4fc, #c4b5fd); }
.cr-modal__cat--marketing { color: #062b32; background: linear-gradient(120deg, #67e8f9, #a5f3fc); }
.cr-modal__title {
  font-size: clamp(22px, 3vw, 28px); letter-spacing: -0.025em; line-height: 1.2;
  color: var(--es-text); margin: 0;
}
.cr-modal__close {
  flex-shrink: 0; width: 32px; height: 32px; padding: 0;
  border-radius: 50%;
  opacity: 0.65; transition: opacity 0.2s ease, transform 0.2s ease;
}
.cr-modal__close:hover { opacity: 1; transform: rotate(90deg); }
.cr-modal__body { padding: 28px 32px; }
.cr-modal__meta {
  display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 24px;
  padding-bottom: 20px; border-bottom: 1px dashed var(--es-border);
}
.cr-modal__meta-item {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 13.5px; color: var(--es-text-dim); font-weight: 500;
}
.cr-modal__meta-item svg { width: 16px; height: 16px; color: var(--es-primary-ink); opacity: 0.75; }
.cr-modal__section { margin-bottom: 24px; }
.cr-modal__section:last-child { margin-bottom: 0; }
.cr-modal__section-title {
  font-size: 15px; font-weight: 700; letter-spacing: -0.01em;
  color: var(--es-text); margin-bottom: 12px;
}
.cr-modal__text {
  font-size: 14.5px; line-height: 1.82; color: var(--es-text-dim); margin: 0;
}
.cr-modal__list {
  display: flex; flex-direction: column; gap: 10px;
  margin: 0; padding: 0; list-style: none;
}
.cr-modal__list li {
  position: relative; padding-left: 20px;
  font-size: 14.5px; line-height: 1.72; color: var(--es-text-dim);
}
.cr-modal__list li::before {
  content: ''; position: absolute; left: 4px; top: 9px;
  width: 7px; height: 7px; border-radius: 2px;
  background: var(--es-gradient); transform: rotate(45deg);
}
.cr-modal__footer {
  display: flex; align-items: center; justify-content: flex-end; gap: 12px;
  padding: 20px 32px;
  background: var(--es-surface-2);
  border-top: 1px solid var(--es-border);
}

/* ---------- Careers 响应式 ---------- */
@media (max-width: 1080px) {
  .cr-culture__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cr-jobs__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .cr-culture__grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .cr-jobs__grid { grid-template-columns: 1fr; }
  .cr-jobs__toolbar { align-items: flex-start; flex-direction: column; gap: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  .cr-culture__card:hover .cr-culture__icon { transform: none; }
  .cr-chip:hover, .cr-job__cta:hover { transform: none; }
}

/* =====================================================================
   PARTNERS PAGE — 合作伙伴生态
   复用 .about-hero 深色头图与全局令牌；新增聚焦伙伴卡
   ===================================================================== */

/* ---------- Hero（居中列 + 文字左对齐） ---------- */
.pt-hero .about-hero__inner { max-width: 880px; margin-inline: auto; text-align: left; }
.pt-hero .about-hero__lead { margin-inline: 0; }
.pt-hero__cta { justify-content: flex-start; }

/* ---------- Featured partner 聚焦卡 ---------- */
.pt-spotlight { padding-block: clamp(56px, 8vw, 100px); }
.pt-feature {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  overflow: hidden; isolation: isolate;
  border-radius: var(--es-radius-lg);
  border: 1px solid var(--es-border);
  background: linear-gradient(180deg, var(--es-surface-2), var(--es-surface));
  box-shadow: var(--es-shadow-sm);
  transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.3s ease, box-shadow 0.35s ease;
}
.pt-feature:hover { transform: translateY(-5px); border-color: var(--es-border-strong); box-shadow: 0 28px 64px rgba(15, 18, 43, 0.14); }
.pt-feature__media {
  position: relative; display: grid; place-items: center;
  min-height: 340px; padding: clamp(36px, 5vw, 64px) clamp(24px, 4vw, 48px);
  background:
    radial-gradient(72% 62% at 50% 44%, rgba(37, 140, 214, 0.14), transparent 72%),
    linear-gradient(160deg, #ffffff 0%, #f1f6fd 100%);
  border-right: 1px solid var(--es-border);
}
.pt-feature__media::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(15, 18, 43, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 18, 43, 0.05) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: radial-gradient(ellipse 78% 72% at 50% 46%, #000 10%, transparent 78%);
  mask-image: radial-gradient(ellipse 78% 72% at 50% 46%, #000 10%, transparent 78%);
}
.pt-feature__logo {
  position: relative; width: min(330px, 80%); height: auto;
  filter: drop-shadow(0 18px 32px rgba(21, 101, 155, 0.2));
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
.pt-feature:hover .pt-feature__logo { transform: translateY(-4px) scale(1.03); }
.pt-feature__body {
  display: flex; flex-direction: column; align-items: flex-start;
  padding: clamp(28px, 4vw, 52px);
}
.pt-feature__name { font-size: clamp(24px, 3vw, 34px); letter-spacing: -0.025em; }
.pt-feature__text { margin-top: 16px; font-size: 15px; line-height: 1.78; color: var(--es-text-dim); }
.pt-featrue__page { margin-top: 16px; }

/* ---------- Partners 响应式 ---------- */
@media (max-width: 900px) {
  .pt-feature { grid-template-columns: 1fr; }
  .pt-feature__media { min-height: 250px; border-right: 0; border-bottom: 1px solid var(--es-border); }
}
@media (prefers-reduced-motion: reduce) {
  .pt-feature:hover .pt-feature__logo { transform: none; }
}

/* =========================================================================
   NEWS DETAIL 页面 — 新闻 / 博客详情（极简版：单列正文）
   ========================================================================= */

/* ---------- Breadcrumb ---------- */
.nd-crumb {
  background: var(--es-bg-alt);
  border-bottom: 1px solid var(--es-border);
  padding-block: 14px;
}
.nd-crumb__list {
  display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
  list-style: none; margin: 0; padding: 0;
  font-size: 13px; color: var(--es-text-mute);
}
.nd-crumb__list li { display: inline-flex; align-items: center; gap: 8px; }
.nd-crumb__list a { color: var(--es-text-dim); transition: color 0.2s ease; }
.nd-crumb__list a:hover { color: var(--es-primary-ink); }
.nd-crumb__sep { opacity: 0.55; }
.nd-crumb__current { color: var(--es-text); font-weight: 600; }

/* ---------- Body layout (single centered column) ---------- */
.nd-main { padding-block: clamp(40px, 5vw, 64px) clamp(56px, 7vw, 90px); background: var(--es-bg); }
.nd-article { min-width: 0; max-width: 980px; margin-inline: auto; }

/* ---------- Article head (light, no banner) ---------- */
.nd-head {
  padding-bottom: 28px; margin-bottom: 32px;
  border-bottom: 1px solid var(--es-border);
}
.nd-head__title {
  font-size: clamp(26px, 3.4vw, 40px); line-height: 1.2; letter-spacing: -0.028em;
  color: var(--es-text);
}
.nd-head__meta {
  margin-top: 18px; display: flex; align-items: center; flex-wrap: wrap;
  gap: 8px 10px; font-size: 13.5px; color: var(--es-text-mute);
}
.nd-head__avatar {
  width: 30px; height: 30px; border-radius: 50%; object-fit: cover;
  border: 1px solid var(--es-border);
}
.nd-head__author { color: var(--es-text); font-weight: 600; }
.nd-head__dot { opacity: 0.5; }

/* ---------- Article body typography ---------- */
.nd-body { font-size: 16.5px; line-height: 1.85; color: var(--es-text-dim); }
.nd-body > * + * { margin-top: 20px; }
.nd-body p { margin: 0; }
.nd-body .nd-lede {
  font-size: clamp(17.5px, 1.9vw, 20px); line-height: 1.72;
  color: var(--es-text); font-weight: 500; letter-spacing: -0.005em;
}
.nd-body h2 {
  margin-top: 44px; margin-bottom: 4px;
  font-size: clamp(22px, 2.4vw, 27px); line-height: 1.28; letter-spacing: -0.02em;
  color: var(--es-text); scroll-margin-top: calc(var(--es-header-h) + 20px);
}
.nd-body h3 {
  margin-top: 32px; margin-bottom: 0;
  font-size: clamp(18px, 1.9vw, 21px); line-height: 1.35; letter-spacing: -0.015em;
  color: var(--es-text); scroll-margin-top: calc(var(--es-header-h) + 20px);
}
.nd-body a {
  color: var(--es-primary-ink); text-decoration: underline;
  text-underline-offset: 3px; text-decoration-color: rgba(79, 70, 229, 0.35);
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}
.nd-body a:hover { color: var(--es-primary); text-decoration-color: currentColor; }
.nd-body strong { color: var(--es-text); font-weight: 700; }
.nd-body ul, .nd-body ol { padding-left: 22px; margin: 0; }
.nd-body ul { list-style: none; padding-left: 0; }
.nd-body ul > li {
  position: relative; padding-left: 24px; margin-bottom: 10px;
}
.nd-body ul > li::before {
  content: ''; position: absolute; left: 6px; top: 12px;
  width: 7px; height: 7px; border-radius: 2px;
  background: var(--es-gradient); transform: rotate(45deg);
}
.nd-body ol > li { margin-bottom: 10px; padding-left: 4px; }
.nd-body ol > li::marker { color: var(--es-primary-ink); font-weight: 700; }
.nd-body blockquote {
  position: relative; margin: 32px 0; padding: 22px 26px 22px 30px;
  border-left: 3px solid transparent;
  background: linear-gradient(180deg, var(--es-surface-2), rgba(248, 249, 253, 0.4));
  border-radius: 0 var(--es-radius) var(--es-radius) 0;
  font-size: 17px; line-height: 1.75; color: var(--es-text); font-style: italic;
}
.nd-body blockquote::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--es-gradient); border-radius: 3px;
}
.nd-body blockquote cite {
  display: block; margin-top: 12px; font-size: 13.5px; font-style: normal;
  color: var(--es-text-mute); font-weight: 600;
}
.nd-body figure { margin: 32px 0; }
.nd-body figure img {
  display: block; width: 100%; height: auto;
  border-radius: var(--es-radius); border: 1px solid var(--es-border);
  box-shadow: var(--es-shadow-sm);
}
.nd-body figcaption {
  margin-top: 12px; font-size: 13px; color: var(--es-text-mute);
  text-align: center; font-style: italic;
}
.nd-body .nd-callout {
  display: flex; gap: 16px; padding: 20px 22px; margin: 28px 0;
  background: rgba(34, 211, 238, 0.07); border: 1px solid rgba(34, 211, 238, 0.28);
  border-radius: var(--es-radius); color: var(--es-text-dim);
  font-size: 15px; line-height: 1.75;
}
.nd-body .nd-callout svg {
  flex-shrink: 0; width: 22px; height: 22px; color: var(--es-accent-ink); margin-top: 2px;
}
.nd-body .nd-callout strong { color: var(--es-accent-ink); }
.nd-body code {
  padding: 2px 7px; border-radius: 6px;
  background: var(--es-surface-3); color: var(--es-primary-ink);
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em; font-weight: 600;
}
.nd-body pre {
  margin: 28px 0; padding: 20px 22px; overflow-x: auto;
  background: #0b0f2c; color: #dfe3ff;
  border-radius: var(--es-radius); border: 1px solid rgba(255, 255, 255, 0.08);
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13.5px; line-height: 1.7;
}
.nd-body pre code { background: transparent; color: inherit; padding: 0; font-size: inherit; }
.nd-body hr {
  border: 0; height: 1px; margin: 40px 0;
  background: linear-gradient(90deg, transparent, var(--es-border-strong), transparent);
}

/* ---------- Back link row ---------- */
.nd-back-row { margin-top: 40px; text-align: center; }
.nd-back {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px; border-radius: 999px;
  background: var(--es-surface); border: 1px solid var(--es-border-strong);
  color: var(--es-text-dim); font-size: 14px; font-weight: 600;
  transition: all 0.24s ease;
}
.nd-back:hover {
  color: #06081c; background: var(--es-gradient); border-color: transparent;
  transform: translateY(-2px); box-shadow: 0 12px 26px rgba(79, 70, 229, 0.28);
}
.nd-back svg { width: 15px; height: 15px; transition: transform 0.24s ease; }
.nd-back:hover svg { transform: translateX(-2px); }

/* ---------- Related articles ---------- */
.nd-related {
  padding-block: clamp(48px, 6vw, 76px);
  background: var(--es-bg-alt); border-top: 1px solid var(--es-border);
}
.nd-related__head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 20px; margin-bottom: 28px; flex-wrap: wrap;
}
.nd-related__title {
  font-size: clamp(22px, 2.6vw, 28px); letter-spacing: -0.022em; color: var(--es-text);
}
.nd-related__link {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 14px; font-weight: 700; color: var(--es-primary-ink);
  transition: gap 0.22s ease, color 0.22s ease;
}
.nd-related__link:hover { gap: 11px; color: var(--es-primary); }
.nd-related__link svg { width: 15px; height: 15px; }
.nd-related__grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px;
}
.nd-related__grid .news-card { display: flex; height: 100%; }
.nd-related__grid .news-card__image { min-height: 180px; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nd-related__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .nd-main { padding-block: 32px 48px; }
  .nd-head { padding-bottom: 22px; margin-bottom: 24px; }
  .nd-head__meta { gap: 6px 8px; font-size: 13px; }
  .nd-body { font-size: 16px; line-height: 1.8; }
  .nd-body blockquote { padding: 18px 20px 18px 24px; font-size: 16px; }
  .nd-related__grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .nd-back:hover { transform: none; }
}

/* =====================================================================
   ECF PAGE — EasyStack Cloud Foundation 产品页
   ===================================================================== */

/* --- Hero 副标题 --- */
.ecf-hero__lead { margin-top: 20px; max-width: 560px; font-size: clamp(15px, 1.7vw, 18px); line-height: 1.7; color: var(--es-text-dim); }

/* --- 数据带（首屏下方浅色） --- */
.ecf-stats { background: var(--es-bg); border-bottom: 1px solid var(--es-border); padding-block: clamp(28px, 4vw, 44px); }
.ecf-stats__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.ecf-stat { text-align: center; padding-inline: 12px; border-inline-start: 1px solid var(--es-border); }
.ecf-stat:first-child { border-inline-start: none; }
.ecf-stat__value { font-size: clamp(28px, 3.6vw, 42px); font-weight: 800; letter-spacing: -0.03em; color: var(--es-primary-ink); line-height: 1.1; }
.ecf-stat__label { margin-top: 6px; font-size: 13px; font-weight: 600; color: var(--es-text-dim); }

/* --- 区块标题 + 右侧插图 双栏 --- */
.ecf-headrow { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 500px); gap: clamp(18px, 2.6vw, 26px) clamp(32px, 5vw, 64px); align-items: center; margin-bottom: clamp(36px, 5vw, 60px); }
.ecf-headrow > .es-eyebrow { grid-column: 1 / -1; justify-self: center; }
.ecf-headrow .es-section-head { max-width: none; margin-inline: 0; margin-bottom: 0; text-align: left; }
.ecf-headrow .es-subtitle { max-width: none; margin-inline: 0; }
#capabilities .ecf-headrow { margin-bottom: 0; }
/* 去除背景、阴影、边框、光晕与 hover 效果，仅保留定位 */
.ecf-headrow__media { position: relative; }
.ecf-headrow__media::before, .ecf-headrow__media::after { display: none; }
.ecf-headrow__media:hover { transform: none; box-shadow: none; }
.ecf-headrow__img { position: relative; z-index: 1; display: block; width: 100%; height: auto; }

/* --- 能力 Tab 面板 --- */
.ecf-cap { display: grid; grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr); gap: clamp(24px, 3.4vw, 44px); align-items: start; }
.ecf-cap__icon { display: grid; place-items: center; width: 56px; height: 56px; margin-bottom: 18px; border-radius: 16px; color: var(--es-primary-ink); background: rgba(79, 70, 229, 0.1); border: 1px solid rgba(79, 70, 229, 0.22); }
.ecf-cap__icon svg { width: 28px; height: 28px; }
.ecf-cap__glyph { display: block; width: 28px; height: 28px; background: currentColor; -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat; -webkit-mask-position: center; mask-position: center; -webkit-mask-size: contain; mask-size: contain; }
.ecf-cap__glyph--compute { -webkit-mask-image: url('../images/ecf/compute.svg'); mask-image: url('../images/ecf/compute.svg'); }
.ecf-cap__glyph--storage { -webkit-mask-image: url('../images/ecf/storage.svg'); mask-image: url('../images/ecf/storage.svg'); }
.ecf-cap__glyph--network { -webkit-mask-image: url('../images/ecf/network.svg'); mask-image: url('../images/ecf/network.svg'); }
.ecf-cap__glyph--native { -webkit-mask-image: url('../images/ecf/native.svg'); mask-image: url('../images/ecf/native.svg'); }
.ecf-cap__title { font-size: clamp(22px, 2.6vw, 30px); letter-spacing: -0.02em; }
.ecf-cap__chips { margin-top: 14px; display: flex; flex-wrap: wrap; gap: 8px; }
.ecf-chip { display: inline-flex; align-items: center; padding: 6px 12px; border-radius: 999px; font-size: 13.5px; font-weight: 700; letter-spacing: 0.02em; color: var(--es-primary-ink); background: rgba(79, 70, 229, 0.1); border: 1px solid rgba(79, 70, 229, 0.26); }
.ecf-cap__desc { margin-top: 16px; font-size: 16px; line-height: 1.75; color: var(--es-text-dim); }
.ecf-cap__links { margin-top: 18px; display: flex; align-items: center; flex-wrap: wrap; gap: 12px; }
.ecf-cap__link { display: inline-flex; align-items: center; gap: 6px; color: var(--es-primary-ink); font-size: 15.5px; font-weight: 700; text-decoration: none; }
.ecf-cap__link:hover { text-decoration: underline; }
.ecf-cap__linksep { color: var(--es-border-strong); }
.ecf-cap__advlabel { grid-column: 1 / -1; margin: 0; font-size: 14px; color: var(--es-text-mute); }
.ecf-cap__adv { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.ecf-adv { display: flex; flex-direction: column; padding: 20px 18px; border-radius: var(--es-radius); background: var(--es-surface); border: 1px solid var(--es-border); transition: transform 0.28s cubic-bezier(0.22,1,0.36,1), border-color 0.28s ease, box-shadow 0.3s ease; }
.ecf-adv:hover { transform: translateY(-4px); border-color: var(--es-border-strong); box-shadow: var(--es-shadow-sm); }
.ecf-adv__title { font-size: 17px; letter-spacing: -0.01em; }
.ecf-adv__desc { margin-top: 8px; font-size: 14.5px; line-height: 1.7; color: var(--es-text-dim); }
/* 与首页统一：单色靛青深色卡，去除青/紫多色径向渐变 */
.ecf-adv--stat { justify-content: center; text-align: center; color: #eef0fb; background: radial-gradient(120% 100% at 100% 0%, rgba(79,70,229,0.28), transparent 55%), linear-gradient(150deg, #0f1233 0%, #1a1e4a 55%, #08101f 100%); border-color: rgba(79,70,229,0.4); }
.ecf-adv--stat:hover { border-color: rgba(165,180,252,0.55); }
.ecf-adv__value { font-size: clamp(24px, 2.6vw, 32px); font-weight: 800; letter-spacing: -0.02em; color: #a5b4fc; }
.ecf-adv__label { margin-top: 4px; font-size: 12.5px; font-weight: 600; color: #b8bde0; }

/* --- 架构整合（深色 + 数据中心背景） --- */
.ecf-arch { position: relative; overflow: hidden; isolation: isolate; padding-block: clamp(56px, 8vw, 104px); color: #eef0fb; background: linear-gradient(180deg, rgba(5,6,15,0.93) 0%, rgba(8,10,26,0.9) 50%, rgba(5,6,15,0.95) 100%), url('../images/ecf/architecture-bg.webp') center / cover no-repeat; }
.ecf-arch__head { max-width: 860px; }
.ecf-arch__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: clamp(28px, 4vw, 44px); }
.ecf-node { display: flex; align-items: center; justify-content: center; text-align: center; padding: 15px 14px; border-radius: var(--es-radius-sm); font-size: 13.5px; font-weight: 600; color: #dfe3fb; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.12); backdrop-filter: blur(4px); transition: transform 0.26s ease, border-color 0.26s ease, background 0.26s ease; }
.ecf-node:hover { transform: translateY(-3px); border-color: rgba(34,211,238,0.5); background: rgba(34,211,238,0.08); }
/* 与首页统一：核心节点使用品牌靛青渐变，去除青→紫多色 */
.ecf-node--core { grid-column: 1 / -1; font-weight: 700; color: #ffffff; background: var(--es-gradient); border-color: transparent; box-shadow: 0 12px 32px rgba(79,70,229,0.32); }
.ecf-node--core:hover { transform: translateY(-3px); background: var(--es-gradient); }
.ecf-arch__stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.ecf-archstat { display: flex; flex-direction: column; gap: 3px; padding: 16px 14px; border-radius: var(--es-radius-sm); text-align: center; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.1); }
.ecf-archstat strong { font-size: clamp(18px, 2vw, 24px); font-weight: 800; letter-spacing: -0.02em; color: #ffffff; }
.ecf-archstat span { font-size: 12px; line-height: 1.45; color: #aab0d0; }

/* --- 部署场景 --- */
.ecf-scen__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.ecf-scen { position: relative; overflow: hidden; display: flex; flex-direction: column; gap: 10px; padding: 26px 24px; border-radius: var(--es-radius); background: linear-gradient(180deg, var(--es-surface-2), var(--es-surface)); border: 1px solid var(--es-border); transition: transform 0.3s cubic-bezier(0.22,1,0.36,1), border-color 0.3s ease, box-shadow 0.3s ease; }
.ecf-scen::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--es-gradient); transform: scaleX(0); transform-origin: left center; transition: transform 0.4s cubic-bezier(0.22,1,0.36,1); }
.ecf-scen:hover { transform: translateY(-5px); border-color: var(--es-border-strong); box-shadow: var(--es-shadow-sm); }
.ecf-scen:hover::after { transform: scaleX(1); }
.ecf-scen__step { font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; font-weight: 700; letter-spacing: 0.12em; color: var(--es-primary-ink); opacity: 0.7; }
.ecf-scen__title { font-size: 18px; letter-spacing: -0.01em; }
.ecf-scen__desc { font-size: 13.5px; line-height: 1.68; color: var(--es-text-dim); }
.ecf-scen__tag { margin-top: auto; padding-top: 14px; display: inline-flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--es-accent-ink); }
.ecf-scen__tag::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--es-accent); box-shadow: 0 0 8px rgba(34,211,238,0.7); }
.ecf-scen--full { background: radial-gradient(120% 100% at 100% 0%, rgba(79,70,229,0.12), transparent 55%), linear-gradient(180deg, var(--es-surface-2), var(--es-surface)); border-color: rgba(79,70,229,0.3); }
.ecf-scen__figure { margin: clamp(28px, 4vw, 44px) 0 0; padding: clamp(16px, 2.4vw, 28px); border-radius: var(--es-radius-lg); background: var(--es-surface); border: 1px solid var(--es-border); box-shadow: var(--es-shadow-sm); }
.ecf-scen__figure img { width: 100%; height: auto; border-radius: var(--es-radius-sm); }
/* --- 场景选项卡 --- */
.ecf-scen-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(16px, 3vw, 40px); margin-bottom: clamp(8px, 1.6vw, 16px); }
.ecf-scen-tab { position: relative; display: block; width: 100%; padding: 4px 2px 16px; border: none; background: transparent; cursor: pointer; font-family: inherit; text-align: left; }
.ecf-scen-tab::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; border-radius: 2px; background: var(--es-border); transition: background 0.3s ease, height 0.3s ease; }
.ecf-scen-tab__title { display: block; font-size: clamp(16px, 1.8vw, 20px); font-weight: 700; letter-spacing: -0.01em; color: var(--es-text); transition: color 0.25s ease; }
.ecf-scen-tab__sub { display: block; margin-top: 6px; font-size: 13px; color: var(--es-text-dim); }
.ecf-scen-tab:hover .ecf-scen-tab__title { color: var(--es-primary-ink); }
.ecf-scen-tab.is-active .ecf-scen-tab__title { color: var(--es-primary); }
.ecf-scen-tab.is-active::after { height: 3px; background: var(--es-primary); }
.ecf-scen-panels { position: relative; }
.ecf-scen-panel { display: none; }
.ecf-scen-panel.is-active { display: block; animation: sol-panel-in 0.5s cubic-bezier(0.22,1,0.36,1); }
.ecf-scen-panel__desc { max-width: 760px; margin: clamp(16px, 2.4vw, 24px) auto 0; text-align: center; font-size: 14.5px; line-height: 1.7; color: var(--es-text-dim); }
.ecf-scen-panel .ecf-scen__figure { margin-top: clamp(16px, 2.4vw, 24px); }
/* --- 场景：左图 + 右侧纵向选择器 --- */
.ecf-scenario__wrap { position: relative; overflow: hidden; display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: center; padding: clamp(24px, 4vw, 48px); border-radius: 28px; background: radial-gradient(120% 130% at 88% -10%, #1b2344 0%, #0b1020 48%, #060912 100%); border: 1px solid rgba(255,255,255,0.08); box-shadow: 0 30px 80px rgba(8,10,26,0.32); }
.ecf-scenario__wrap::before { content: ''; position: absolute; top: -70px; right: -40px; width: 340px; height: 240px; background: radial-gradient(50% 60% at 60% 40%, rgba(79,70,229,0.32), transparent 75%); filter: blur(6px); pointer-events: none; }
.ecf-scenario__stage { position: relative; z-index: 1; }
.ecf-scenario__panel { display: none; }
.ecf-scenario__panel.is-active { display: block; animation: sol-panel-in 0.5s cubic-bezier(0.22,1,0.36,1); }
.ecf-scenario__panel img { display: block; width: 100%; height: auto; padding: clamp(14px, 2vw, 24px); border-radius: 18px; background: #fff; box-shadow: 0 24px 60px rgba(0,0,0,0.38); }
.ecf-scenario__nav { position: relative; z-index: 1; display: flex; flex-direction: column; }
.ecf-scenario__item { display: grid; grid-template-columns: 60px minmax(0, 1fr); gap: 18px; align-items: center; padding: 4px 0; border: none; background: transparent; cursor: pointer; font-family: inherit; text-align: left; }
.ecf-scenario__dot { display: grid; place-items: center; width: 60px; height: 60px; border-radius: 50%; background: rgba(255,255,255,0.16); color: rgba(255,255,255,0.8); transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease; }
.ecf-scenario__glyph { display: block; width: 26px; height: 26px; background: currentColor; -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat; -webkit-mask-position: center; mask-position: center; -webkit-mask-size: contain; mask-size: contain; }
.ecf-scenario__glyph--one { -webkit-mask-image: url('../images/ecf/one.svg'); mask-image: url('../images/ecf/one.svg'); }
.ecf-scenario__glyph--two { -webkit-mask-image: url('../images/ecf/two.svg'); mask-image: url('../images/ecf/two.svg'); }
.ecf-scenario__glyph--three { -webkit-mask-image: url('../images/ecf/three.svg'); mask-image: url('../images/ecf/three.svg'); }
.ecf-scenario__label strong { display: block; font-size: 15px; font-weight: 700; color: rgba(255,255,255,0.55); transition: color 0.25s ease; }
.ecf-scenario__label > span { display: block; margin-top: 4px; font-size: 14px; font-weight: 600; color: rgba(255,255,255,0.38); transition: color 0.25s ease; }
.ecf-scenario__item:hover .ecf-scenario__dot { background: rgba(255,255,255,0.26); color: #fff; }
.ecf-scenario__item:hover .ecf-scenario__label strong { color: rgba(255,255,255,0.85); }
.ecf-scenario__item.is-active .ecf-scenario__dot { background: linear-gradient(135deg, #8b7cf6, #4f46e5); color: #fff; box-shadow: 0 12px 32px rgba(93,76,246,0.5); }
.ecf-scenario__item.is-active .ecf-scenario__label strong { color: #fff; }
.ecf-scenario__item.is-active .ecf-scenario__label > span { color: rgba(255,255,255,0.88); }
.ecf-scenario__link { display: grid; grid-template-columns: 60px minmax(0, 1fr); gap: 18px; align-items: center; padding: 2px 0; }
.ecf-scenario__link > i { justify-self: center; width: 2px; height: 46px; border-radius: 2px; background: linear-gradient(180deg, rgba(255,255,255,0.4), rgba(255,255,255,0.12)); }
.ecf-scenario__link > div { display: flex; flex-direction: column; gap: 4px; font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.8); }
.ecf-scenario__chev { color: var(--es-violet); }

/* --- 硬件适配 --- */
.ecf-hw__chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: clamp(24px, 3.4vw, 36px); }
.ecf-hwchip { display: inline-flex; align-items: baseline; gap: 7px; padding: 10px 18px; border-radius: 999px; font-size: 13.5px; font-weight: 600; color: var(--es-text-dim); background: var(--es-surface); border: 1px solid var(--es-border); box-shadow: var(--es-shadow-sm); }
.ecf-hwchip strong { font-size: 17px; font-weight: 800; color: var(--es-primary-ink); }
.ecf-hw__figure { margin: 0; }
.ecf-hw__figure img { width: 100%; height: auto; }
#compatibility .es-container { position: relative; }
#compatibility .es-section-head { position: absolute; top: clamp(10px, 2.4vw, 34px); left: 0; right: 0; max-width: none; margin: 0; z-index: 2; pointer-events: none; }
#compatibility .es-title { font-size: clamp(24px, 3.2vw, 36px); }

/* --- 集成能力矩阵（Integration） --- */
#architecture { background: var(--es-surface-3); }
#architecture .es-section-head { max-width: none; }
.ecf-int__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--es-border-strong); border: 1px solid var(--es-border-strong); border-radius: 6px; overflow: hidden; }
.ecf-int__cell { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; min-height: 150px; padding: 24px 16px; text-align: center; background: var(--es-surface-2); }
.ecf-int__icon { width: 42px; height: 42px; color: var(--es-text); }
.ecf-int__icon svg { display: block; width: 100%; height: 100%; }
.ecf-int__label { margin: 0; font-size: 16px; font-weight: 700; color: var(--es-text); }
.ecf-int__sub { margin: 2px 0 0; font-size: 12.5px; line-height: 1.5; color: var(--es-text-mute); }
.ecf-int__platform { margin-top: 24px; border: 1px solid var(--es-border-strong); border-radius: 6px; overflow: hidden; background: var(--es-surface-2); }
.ecf-int__platform-title { margin: 0; padding: 16px 18px; text-align: center; font-size: 16px; font-weight: 700; color: var(--es-text); border-bottom: 1px solid var(--es-border-strong); }
.ecf-int__cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--es-border-strong); }
.ecf-int__col { display: flex; flex-direction: column; align-items: center; justify-content: space-between; gap: 20px; padding: 24px 18px; text-align: center; background: var(--es-surface-2); }
.ecf-int__stat { margin: 0; font-size: 15px; font-weight: 700; line-height: 1.55; color: var(--es-text); }
.ecf-int__btn { display: inline-flex; align-items: center; justify-content: center; width: 100%; max-width: 230px; min-height: 52px; padding: 10px 16px; border: 1px solid var(--es-primary); border-radius: 10px; color: var(--es-primary-ink); font-size: 14px; font-weight: 600; }
@media (max-width: 960px) {
  .ecf-int__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ecf-int__cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .ecf-int__grid { grid-template-columns: 1fr; }
  .ecf-int__cols { grid-template-columns: 1fr; }
}

/* ---------- ECF Responsive ---------- */
@media (max-width: 960px) {
  .ecf-headrow { grid-template-columns: 1fr; }
  .ecf-headrow__media { max-width: 480px; margin-inline: auto; }
  .ecf-stats__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 12px; }
  .ecf-stat:nth-child(3) { border-inline-start: none; }
  .ecf-cap { grid-template-columns: 1fr; }
  .ecf-arch__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ecf-scen__grid { grid-template-columns: 1fr; }
  .ecf-scen-tabs { grid-template-columns: 1fr; gap: 10px; }
  .ecf-scenario__wrap { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 640px) {
  .ecf-cap__adv { grid-template-columns: 1fr; }
  .ecf-arch__grid { grid-template-columns: 1fr; }
  .ecf-arch__stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ecf-hw__chips { flex-direction: column; align-items: stretch; }
  .ecf-hwchip { justify-content: center; }
  #compatibility .es-container { position: static; }
  #compatibility .es-section-head { position: static; max-width: 720px; margin: 0 auto clamp(20px, 5vw, 32px); pointer-events: auto; }
}

/* =====================================================================
   ECNF PAGE — EasyStack Cloud Native Foundation 产品页
   ===================================================================== */

/* --- Challenges：居中文字 + 下方大图 --- */
.ecnf-challenges { position: relative; }
.ecnf-challenges > .es-section-head { position: absolute; top: 0; left: 0; right: 0; max-width: none; margin: 0; z-index: 2; pointer-events: none; }
.ecnf-challenges__figure { margin: 0; }
.ecnf-challenges__figure img { display: block; width: 100%; height: auto; }

/* --- Why ECNF：eyebrow 居中 + 标题在上，左副标题 + 右图 同一行 --- */
#why-ecnf > .es-container > .es-eyebrow { display: flex; justify-content: center; }
#why-ecnf > .es-container > .es-title { margin-bottom: clamp(28px, 4vw, 44px); }
.ecnf-why__row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 560px); gap: clamp(24px, 4vw, 56px); align-items: center; }
.ecnf-why__text .es-subtitle { max-width: none; margin-inline: 0; text-align: left; }
.ecnf-why__media { margin: 0; padding: clamp(18px, 2.6vw, 30px); transition: transform .45s cubic-bezier(.25,.46,.45,.94); }
.ecnf-why__media:hover { transform: translateY(-4px); }
.ecnf-why__media img { display: block; width: 100%; height: auto; }

/* --- Unified Secure Framework：左图 + 右侧手风琴 --- */
.ecnf-fw__head { max-width: none; }
.ecnf-fw__row { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: start; }
.ecnf-fw__media { margin: 0; }
.ecnf-fw__media img { display: block; width: 100%; height: auto; }
.ecnf-fw__heading { padding-bottom: 18px; border-bottom: 1px solid var(--es-border); font-size: clamp(20px, 2.2vw, 26px); font-weight: 700; line-height: 1.4; letter-spacing: -0.015em; }
.ecnf-acc__item { border-bottom: 1px solid var(--es-border); }
.ecnf-acc__head { display: flex; align-items: center; gap: 12px; width: 100%; padding: 18px 2px; background: none; border: 0; color: var(--es-text); font-size: 16.5px; font-weight: 600; text-align: left; cursor: pointer; }
.ecnf-acc__icon { flex: 0 0 auto; width: 22px; height: 22px; }
.ecnf-acc__sign { position: relative; flex: 0 0 auto; margin-left: auto; width: 16px; height: 16px; }
.ecnf-acc__sign::before, .ecnf-acc__sign::after { content: ''; position: absolute; top: 50%; left: 50%; background: currentColor; border-radius: 1px; transition: transform .3s ease; }
.ecnf-acc__sign::before { width: 16px; height: 2px; transform: translate(-50%, -50%); }
.ecnf-acc__sign::after { width: 2px; height: 16px; transform: translate(-50%, -50%); }
.ecnf-acc__head[aria-expanded="true"] .ecnf-acc__sign::after { transform: translate(-50%, -50%) scaleY(0); }
.ecnf-acc__body { padding: 0 2px 20px; }
.ecnf-acc__body p { color: var(--es-text-dim); font-size: 15px; line-height: 1.8; }
.ecnf-acc__more { display: inline-flex; align-items: center; gap: 6px; margin-top: 10px; color: var(--es-primary-ink); font-size: 14.5px; font-weight: 600; }
.ecnf-acc__more:hover { color: var(--es-primary); text-decoration: underline; }

/* --- Technical Advantages：深色背景 + 四卡片 --- */
.ecnf-adv { position: relative; overflow: hidden; isolation: isolate; color: #eef0fb; background: linear-gradient(180deg, rgba(5,6,15,0.86) 0%, rgba(8,10,26,0.84) 50%, rgba(5,6,15,0.9) 100%), url('../images/ecnf/architecture-bg.webp') center / cover no-repeat; }
.ecnf-adv__title { margin-bottom: clamp(28px, 4vw, 44px); text-align: center; font-size: clamp(24px, 3vw, 34px); font-weight: 700; letter-spacing: -0.01em; color: #ffffff; }
.ecnf-adv__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(16px, 2vw, 28px); }
.ecnf-adv__card { position: relative; overflow: hidden; border-radius: var(--es-radius-sm); box-shadow: 0 18px 44px rgba(3,4,12,0.45); transition: transform .35s cubic-bezier(.22,1,.36,1), box-shadow .35s; }
.ecnf-adv__card:hover { transform: translateY(-6px); box-shadow: 0 26px 60px rgba(3,4,12,0.55); }
.ecnf-adv__card-img { display: block; width: 100%; height: auto; }
.ecnf-adv__overlay { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; overflow: hidden; padding: clamp(12px, 1.8vw, 20px) clamp(16px, 2vw, 26px) 0; text-align: center; background: linear-gradient(180deg, #6f68d0 0%, #5e57c2 100%); opacity: 0; transition: opacity .35s ease; }
.ecnf-adv__card:hover .ecnf-adv__overlay { opacity: 1; }
.ecnf-adv__icon { width: 46px; height: 46px; }
.ecnf-adv__card-title { margin-top: 14px; font-size: 19px; font-weight: 700; line-height: 1.45; color: #ffffff; }
.ecnf-adv__divider { flex: 0 0 auto; width: 84%; height: 2px; margin: 12px 0 14px; background: #ffffff; }
.ecnf-adv__desc { text-align: left; font-size: 14.5px; line-height: 1.62; color: rgba(255,255,255,0.94); }

/* --- Proton ELB：浅灰大卡片，左介绍 + 右面板手风琴 --- */
.ecnf-elb__head { max-width: none; }
.ecnf-elb { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(28px, 4vw, 60px); padding: clamp(28px, 4vw, 48px); border-radius: var(--es-radius-sm); background: var(--es-surface-2); border: 1px solid var(--es-border); }
.ecnf-elb__icon { display: inline-flex; align-items: center; justify-content: center; width: 56px; height: 56px; border-radius: 12px; background: var(--es-primary); box-shadow: 0 10px 24px rgba(79,70,229,0.35); }
.ecnf-elb__title { margin: 22px 0 18px; font-size: clamp(20px, 2.2vw, 26px); font-weight: 700; letter-spacing: -0.01em; }
.ecnf-elb__desc { color: var(--es-text-dim); font-size: 15px; line-height: 1.9; }
.ecnf-elb__intro .ecnf-acc__more { margin-top: 22px; }
.ecnf-acc--panel .ecnf-acc__head { padding: 20px 22px; font-size: 17px; }
.ecnf-acc--panel .ecnf-acc__body { padding: 0 22px 22px; }
.ecnf-acc--panel .ecnf-acc__body p { line-height: 1.9; }
.ecnf-acc--panel .ecnf-acc__item { transition: background .3s ease, box-shadow .3s ease; }
.ecnf-acc--panel .ecnf-acc__item:has(> .collapse.show) { background: var(--es-surface); box-shadow: inset 4px 0 0 var(--es-primary), inset 0 0 0 1px var(--es-border); }

/* --- Flexible deployment models：通栏标题 + 整幅图片 --- */
.ecnf-deploy__head { max-width: none; }
.ecnf-deploy__figure { margin: 0; }
.ecnf-deploy__figure img { display: block; width: 100%; height: auto; }

@media (max-width: 960px) {
  .ecnf-why__row { grid-template-columns: 1fr; gap: 28px; }
  .ecnf-why__media { max-width: 560px; margin-inline: auto; }
  .ecnf-why__text .es-subtitle { text-align: center; }
  #why-ecnf > .es-container > .es-title { text-align: center; }
  .ecnf-fw__row { grid-template-columns: 1fr; gap: 32px; }
  .ecnf-adv__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ecnf-elb { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 560px) {
  .ecnf-adv__grid { grid-template-columns: 1fr; max-width: 340px; margin-inline: auto; }
}

/* =====================================================================
   EAF PAGE — EasyStack AI Infrastructure Suite 产品页
   ===================================================================== */

/* --- Overview：居中标题 + 副标题 + 下方整幅图 --- */
.eaf-overview__head { max-width: none; }
.eaf-overview__figure { margin: 0; }
.eaf-overview__figure img { display: block; width: 100%; height: auto; }

/* --- Advantages：左对齐标题 + 2×2 图标特性网格 --- */
.eaf-adv__head { max-width: none; }
.eaf-adv__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(36px, 5vw, 64px) clamp(32px, 5vw, 72px); }
.eaf-adv { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 0 clamp(16px, 2vw, 26px); align-items: start; }
.eaf-adv__icon { color: var(--es-primary); }
.eaf-adv__icon svg { display: block; width: 46px; height: 46px; }
.eaf-adv__title { font-size: clamp(18px, 2vw, 22px); letter-spacing: -0.01em; }
.eaf-adv__desc { margin-top: 12px; font-size: 15px; line-height: 1.85; color: var(--es-text-dim); }
@media (max-width: 960px) {
  .eaf-adv__grid { grid-template-columns: 1fr; gap: 36px; }
}

/* --- Product Features：边框面板内 左图 + 右特性列表 + 相关产品 --- */
.eaf-feat__head { max-width: none; }
.eaf-feat__panel { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: start; border: 1px solid var(--es-border); border-radius: 18px; padding: clamp(20px, 3vw, 40px); background: var(--es-surface); }
.eaf-feat__media { margin: 0; }
.eaf-feat__media img { display: block; width: 100%; height: auto; }
.eaf-feat__item + .eaf-feat__item { margin-top: clamp(22px, 3vw, 32px); }
.eaf-feat__item h3 { font-size: 16.5px; line-height: 1.55; letter-spacing: -0.01em; }
.eaf-feat__item p { margin-top: 8px; font-size: 15px; line-height: 1.85; color: var(--es-text-dim); }
.eaf-feat__related { margin-top: clamp(28px, 3.4vw, 40px); }
.eaf-feat__related-head { display: flex; align-items: center; gap: 14px; font-size: 14px; font-weight: 700; }
.eaf-feat__related-head::after { content: ""; flex: 1; height: 1px; background: var(--es-border); }
.eaf-feat__related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 14px; }
.eaf-rel { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 18px 10px 16px; border: 1px solid var(--es-border); border-radius: 10px; background: var(--es-surface); }
.eaf-rel__icon svg { display: block; width: 30px; height: 30px; }
.eaf-rel__name { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; color: var(--es-text-dim); }
@media (max-width: 960px) {
  .eaf-feat__panel { grid-template-columns: 1fr; }
}

/* --- Application Scenarios：居中标题 + 整幅图 + 下方双栏场景文字 --- */
.eaf-scen__head { max-width: none; }
.eaf-scen__figure { margin: 0; }
.eaf-scen__figure img { display: block; width: 100%; height: auto; }
.eaf-scen__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(36px, 5vw, 56px) clamp(32px, 5vw, 72px); margin-top: clamp(36px, 5vw, 56px); }
.eaf-scen__title { font-size: clamp(17px, 1.6vw, 19px); line-height: 1.5; letter-spacing: -0.01em; }
.eaf-scen__desc { margin-top: 14px; font-size: 15px; line-height: 2; color: var(--es-text-dim); }
@media (max-width: 960px) {
  .eaf-scen__grid { grid-template-columns: 1fr; gap: 32px; }
}

/* =====================================================================
   CORTEX PAGE — Cortex 企业级智能体平台
   ===================================================================== */

/* --- Hero --- */
.cx-hero .hero__title { font-size: clamp(30px, 4.6vw, 54px); }
.cx-hero .ecf-hero__lead { max-width: 620px; }
.cx-hero__tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.cx-hero__tag { display: inline-flex; align-items: center; gap: 8px; padding: 8px 15px; border-radius: 999px; font-size: 13.5px; font-weight: 600; color: #dfe3fb; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.14); }
.cx-hero__tag::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--es-accent); box-shadow: 0 0 8px rgba(34,211,238,0.8); }

/* --- 通用小节元素 --- */
.cx-head { max-width: 900px; }
.cx-head .es-title { line-height: 1.3; }
.cx-subhead { display: flex; align-items: center; gap: 14px; margin: clamp(36px,5vw,52px) 0 18px; font-size: 15px; font-weight: 700; letter-spacing: .02em; }
.cx-subhead::after { content: ''; flex: 1; height: 1px; background: var(--es-border); }
.cx-note { position: relative; margin-top: clamp(26px,3.6vw,40px); padding-top: 22px; text-align: center; font-size: 15.5px; line-height: 1.85; color: var(--es-text-dim); }
.cx-note::before { content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 64px; height: 3px; border-radius: 3px; background: var(--es-gradient); }
.cx-note strong { color: var(--es-text); font-weight: 700; }
.cx-highlight { margin-top: clamp(28px,4vw,44px); padding: clamp(24px,3.4vw,38px) clamp(20px,3vw,40px); border-radius: var(--es-radius-lg); text-align: center; font-size: clamp(16px,1.9vw,21px); line-height: 1.75; font-weight: 600; color: #eef0fb; background: radial-gradient(120% 130% at 88% -10%, #1b2344 0%, #0b1020 48%, #060912 100%); border: 1px solid rgba(255,255,255,0.09); box-shadow: 0 24px 60px rgba(8,10,26,0.24); }
.cx-highlight em { font-style: normal; color: inherit; }

/* --- 成效数据带 --- */
.cx-stats { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; }
.cx-stat { position: relative; overflow: hidden; padding: clamp(26px,3.4vw,36px) 24px; text-align: center; border-radius: var(--es-radius); background: linear-gradient(180deg, var(--es-surface-2), var(--es-surface)); border: 1px solid var(--es-border); transition: transform .3s cubic-bezier(.22,1,.36,1), border-color .3s ease, box-shadow .3s ease; }
.cx-stat::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--es-gradient); transform: scaleX(0); transform-origin: left center; transition: transform .45s cubic-bezier(.22,1,.36,1); }
.cx-stat:hover { transform: translateY(-5px); border-color: var(--es-border-strong); box-shadow: var(--es-shadow-sm); }
.cx-stat:hover::after { transform: scaleX(1); }
.cx-stat__kicker { font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 11px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--es-accent-ink); }
.cx-stat__value { margin-top: 12px; font-size: clamp(40px,5.4vw,62px); font-weight: 800; line-height: 1; letter-spacing: -.03em; background: var(--es-gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.cx-stat__label { margin-top: 12px; font-size: 14.5px; font-weight: 700; color: var(--es-text); }
.cx-stat__desc { margin-top: 8px; font-size: 13.5px; line-height: 1.75; color: var(--es-text-dim); }

/* --- 网格 --- */
.cx-grid { display: grid; gap: 20px; }
.cx-grid--2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.cx-grid--3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.cx-grid--4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.cx-grid--5 { grid-template-columns: repeat(5, minmax(0,1fr)); gap: 16px; }
.cx-grid--6 { grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; }
.cx-flow { margin-top: clamp(24px,3.4vw,36px); }

/* --- 卡片 --- */
.cx-card { position: relative; overflow: hidden; display: flex; flex-direction: column; padding: 26px 24px 24px; border-radius: var(--es-radius); background: linear-gradient(180deg, var(--es-surface-2), var(--es-surface)); border: 1px solid var(--es-border); transition: transform .3s cubic-bezier(.22,1,.36,1), border-color .3s ease, box-shadow .3s ease; }
.cx-card::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--es-gradient); transform: scaleX(0); transform-origin: left center; transition: transform .45s cubic-bezier(.22,1,.36,1); }
.cx-card:hover { transform: translateY(-5px); border-color: var(--es-border-strong); box-shadow: var(--es-shadow-sm); }
.cx-card:hover::after { transform: scaleX(1); }
.cx-card__idx { margin-bottom: 12px; font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; font-weight: 700; letter-spacing: .14em; color: var(--es-primary-ink); opacity: .6; }
.cx-card__label { display: block; margin-bottom: 10px; font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--es-accent-ink); }
.cx-card__title { font-size: 17px; line-height: 1.5; letter-spacing: -.01em; }
.cx-card__desc { margin-top: 10px; font-size: 14px; line-height: 1.85; color: var(--es-text-dim); }

/* --- 列表 --- */
.cx-list { margin-top: 14px; display: grid; gap: 10px; }
.cx-list li { position: relative; padding-left: 18px; font-size: 13.5px; line-height: 1.75; color: var(--es-text-dim); }
.cx-list li::before { content: ''; position: absolute; left: 2px; top: 9px; width: 6px; height: 6px; border-radius: 2px; background: var(--es-gradient); opacity: .8; }
.cx-list--check li { padding-left: 26px; }
.cx-list--check li::before { content: '\2713'; top: 2px; left: 0; display: grid; place-items: center; width: 17px; height: 17px; border-radius: 50%; font-size: 10.5px; font-weight: 800; color: #04131a; background: var(--es-ai-gradient); opacity: 1; }

/* --- 场景边界卡 --- */
.cx-scene__mark { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 16px; border-radius: 50%; font-size: 20px; font-weight: 800; line-height: 1; }
.cx-scene--ok .cx-scene__mark { color: #0b6b3a; background: rgba(16,185,129,.14); border: 1px solid rgba(16,185,129,.38); }
.cx-scene--warn .cx-scene__mark { color: #92600a; background: rgba(245,158,11,.15); border: 1px solid rgba(245,158,11,.4); }
.cx-scene--no .cx-scene__mark { color: #9f1239; background: rgba(244,63,94,.12); border: 1px solid rgba(244,63,94,.36); }
.cx-scene__cond { margin-top: 8px; font-size: 13px; color: var(--es-text-mute); }
.cx-scene__foot { margin-top: auto; padding-top: 18px; font-size: 13px; font-weight: 700; letter-spacing: .04em; color: var(--es-primary-ink); }
.cx-scene .cx-list { margin-top: 16px; }

/* --- 三合一 --- */
.cx-tri { display: grid; grid-template-columns: minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr); gap: 14px; align-items: stretch; }
.cx-tri__card { display: flex; flex-direction: column; align-items: center; padding: 26px 20px; text-align: center; border-radius: var(--es-radius); background: var(--es-surface); border: 1px solid var(--es-border); box-shadow: var(--es-shadow-sm); transition: transform .3s cubic-bezier(.22,1,.36,1), border-color .3s ease; }
.cx-tri__card:hover { transform: translateY(-4px); border-color: rgba(79,70,229,.45); }
.cx-tri__icon { display: grid; place-items: center; width: 54px; height: 54px; margin-bottom: 12px; border-radius: 15px; color: var(--es-primary-ink); background: rgba(79,70,229,.1); border: 1px solid rgba(79,70,229,.22); }
.cx-tri__icon svg { width: 28px; height: 28px; }
.cx-tri__title { font-size: 17.5px; }
.cx-tri__desc { margin-top: 5px; font-size: 13.5px; color: var(--es-text-dim); }
.cx-tri__plus { align-self: center; font-size: 22px; font-weight: 300; color: var(--es-primary-ink); opacity: .55; }

/* --- 角色卡 / 记忆卡 --- */
.cx-role__icon { display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 16px; border-radius: 14px; color: var(--es-primary-ink); background: rgba(79,70,229,.1); border: 1px solid rgba(79,70,229,.22); }
.cx-role__icon svg { width: 27px; height: 27px; }
.cx-role .cx-card__label { margin: 8px 0 0; font-family: inherit; font-size: 13.5px; font-weight: 600; letter-spacing: 0; text-transform: none; color: var(--es-primary-ink); }
.cx-mem { padding-top: 28px; }
.cx-mem .cx-card__label { padding-right: 72px; }
.cx-mem__span { position: absolute; top: 20px; right: 22px; padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 700; color: var(--es-primary-ink); background: rgba(79,70,229,.1); border: 1px solid rgba(79,70,229,.24); }

/* --- 能力全景小格 --- */
.cx-caps { gap: 14px; }
.cx-tile { padding: 20px 18px; border-radius: var(--es-radius-sm); background: var(--es-surface); border: 1px solid var(--es-border); transition: transform .28s cubic-bezier(.22,1,.36,1), border-color .28s ease, box-shadow .3s ease; }
.cx-tile:hover { transform: translateY(-4px); border-color: rgba(79,70,229,.42); box-shadow: var(--es-shadow-sm); }
.cx-tile__title { font-size: 15.5px; letter-spacing: -.01em; }
.cx-tile__desc { margin-top: 7px; font-size: 13px; line-height: 1.65; color: var(--es-text-dim); }

/* --- 六类应用 --- */
.cx-app { display: flex; align-items: center; gap: 14px; padding: 18px 20px; border-radius: var(--es-radius-sm); background: var(--es-surface); border: 1px solid var(--es-border); transition: transform .28s cubic-bezier(.22,1,.36,1), border-color .28s ease, box-shadow .3s ease; }
.cx-app:hover { transform: translateY(-4px); border-color: rgba(79,70,229,.42); box-shadow: var(--es-shadow-sm); }
.cx-app__icon { flex: 0 0 auto; display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; color: var(--es-primary-ink); background: rgba(79,70,229,.09); border: 1px solid rgba(79,70,229,.2); }
.cx-app__icon svg { width: 24px; height: 24px; }
.cx-app__name { font-size: 15.5px; }

/* --- 面板 / 引用 / 标签行 --- */
.cx-panel { padding: clamp(22px,3vw,30px); border-radius: var(--es-radius); background: var(--es-surface); border: 1px solid var(--es-border); box-shadow: var(--es-shadow-sm); }
.cx-panel__label { display: block; margin-bottom: 10px; font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--es-accent-ink); }
.cx-panel__title { font-size: clamp(18px,2vw,21px); letter-spacing: -.01em; }
.cx-quote { margin-top: 16px; padding: 14px 18px; border-radius: var(--es-radius-sm); font-size: 14.5px; line-height: 1.75; color: var(--es-text); background: rgba(79,70,229,.07); border-left: 3px solid var(--es-primary); }
.cx-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.cx-chip { display: inline-flex; align-items: center; gap: 9px; padding: 11px 20px; border-radius: 999px; font-size: 14.5px; font-weight: 600; color: var(--es-text); background: var(--es-surface); border: 1px solid var(--es-border); box-shadow: var(--es-shadow-sm); transition: transform .25s ease, border-color .25s ease; }
.cx-chip:hover { transform: translateY(-3px); border-color: rgba(79,70,229,.45); }
.cx-chip__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--es-gradient); }

/* --- 左列表 + 右终端演示 --- */
.cx-row { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(0,.95fr); gap: clamp(28px,4vw,56px); align-items: center; }
.cx-steps { display: grid; gap: 14px; }
.cx-step { padding: 18px 20px; border-radius: var(--es-radius-sm); background: var(--es-surface); border: 1px solid var(--es-border); }
.cx-step__title { font-size: 15.5px; }
.cx-step__desc { margin-top: 7px; font-size: 13.5px; line-height: 1.8; color: var(--es-text-dim); }
.cx-term { overflow: hidden; border-radius: var(--es-radius); background: #080b18; border: 1px solid rgba(255,255,255,.1); box-shadow: 0 26px 60px rgba(9,12,28,.28); }
.cx-term__bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; background: rgba(255,255,255,.045); border-bottom: 1px solid rgba(255,255,255,.08); }
.cx-term__dot { width: 10px; height: 10px; border-radius: 50%; }
.cx-term__dot--1 { background: #ff5f57; }
.cx-term__dot--2 { background: #febc2e; }
.cx-term__dot--3 { background: #28c840; }
.cx-term__title { margin-left: 10px; font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; color: #aab0d0; }
.cx-term__body { padding: 20px; font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.8px; line-height: 1.95; }
.cx-term__doc { color: #cdd3f2; }
.cx-term__cmd { margin-top: 14px; color: #22d3ee; }
.cx-term__out { color: #a8b0d8; }
.cx-term__ok { margin-top: 6px; color: #4ade80; }

/* --- 深色小节 --- */
/* 按 .header / .hero 的既有约定局部重定义变量，使节内所有 var(--es-*) 自动切深色主题 */
.cx-dark {
  --es-bg: #060912;
  --es-bg-alt: #0a0c1c;
  --es-surface: #12142b;
  --es-surface-2: #191c38;
  --es-surface-3: #22254a;
  --es-border: rgba(255, 255, 255, 0.16);
  --es-border-strong: rgba(255, 255, 255, 0.28);
  --es-text: #f2f4ff;
  --es-text-dim: #c3c9e8;
  --es-text-mute: #a8b0d8;
  --es-primary-ink: #c7d2fe;
  --es-accent-ink: #67e8f9;
  --es-shadow-sm: 0 8px 30px rgba(2, 3, 8, 0.4);
  position: relative; overflow: hidden; isolation: isolate;
  color: #eef0fb;
  background: radial-gradient(120% 100% at 12% -10%, #1b2344 0%, #0b1020 48%, #060912 100%);
}
/* 与首页统一：网格线单色靛青，去除青/紫双色 */
.cx-dark::before { content: ''; position: absolute; inset: 0; z-index: -1; pointer-events: none; background-image: linear-gradient(rgba(79,70,229,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(79,70,229,.09) 1px, transparent 1px); background-size: 44px 44px; -webkit-mask-image: radial-gradient(ellipse 75% 60% at 50% 40%, #000, transparent 78%); mask-image: radial-gradient(ellipse 75% 60% at 50% 40%, #000, transparent 78%); }
.cx-dark .es-title { color: #ffffff; }
.cx-dark .es-subtitle { color: var(--es-text-dim); }
.cx-dark .es-eyebrow { color: #a5b4fc; }
.cx-dark .es-eyebrow::before, .cx-dark .es-eyebrow::after { background: linear-gradient(90deg, #4f46e5, #a5b4fc); }
.cx-dark .es-gradient-text { background: none; -webkit-background-clip: initial; background-clip: initial; -webkit-text-fill-color: currentColor; color: inherit; }
.cx-dark .cx-note { color: var(--es-text-dim); }
.cx-dark .cx-note strong { color: #ffffff; }
.cx-dark .cx-card, .cx-dark .cx-panel { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.16); }
.cx-dark .cx-card__desc, .cx-dark .cx-list li { color: var(--es-text-dim); }
.cx-dark .cx-card__title { color: #ffffff; }
.cx-dark .cx-card__label { color: var(--es-accent-ink); }
.cx-dark .cx-card__idx { color: var(--es-primary-ink); opacity: .85; }

/* --- 五层完整链路 --- */
.cx-layers { display: grid; gap: 12px; margin-top: clamp(28px,4vw,40px); }
.cx-layer { display: grid; grid-template-columns: minmax(210px,.8fr) minmax(0,2.2fr); gap: clamp(16px,2.4vw,30px); align-items: center; padding: clamp(16px,2.2vw,22px) clamp(18px,2.6vw,26px); border-radius: var(--es-radius); background: rgba(255,255,255,.075); border: 1px solid rgba(255,255,255,.18); box-shadow: inset 0 1px 0 rgba(255,255,255,.06); transition: border-color .3s ease, background .3s ease; }
.cx-layer:hover { border-color: rgba(103,232,249,.5); background: rgba(255,255,255,.1); }
.cx-layer__head { display: flex; align-items: center; gap: 14px; }
.cx-layer__no { font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 20px; font-weight: 800; color: #a5b4fc; }
.cx-layer__name { font-size: 16.5px; font-weight: 700; color: #ffffff; }
.cx-layer__sub { margin-top: 5px; font-size: 12.5px; line-height: 1.6; color: #b6bde0; }
.cx-layer__items { display: flex; flex-wrap: wrap; gap: 10px; }
.cx-litem { padding: 9px 14px; border-radius: 10px; font-size: 13px; font-weight: 600; line-height: 1.45; color: #f4f6ff; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); transition: transform .25s ease, border-color .25s ease, background .25s ease; }
.cx-litem:hover { transform: translateY(-2px); border-color: rgba(103,232,249,.6); background: rgba(34,211,238,.18); }
.cx-litem small { display: block; margin-top: 3px; font-size: 11.5px; font-weight: 500; color: #b6bde0; }
/* 与首页统一：核心层使用单色靛青，去除青/紫多色混合 */
.cx-layer--core { background: linear-gradient(120deg, rgba(79,70,229,.3), rgba(67,56,202,.22)); border-color: rgba(165,180,252,.5); }
.cx-layer--core .cx-layer__sub { color: #dfe4ff; }
.cx-layer--core .cx-litem { color: #ffffff; background: rgba(9,12,26,.42); border-color: rgba(255,255,255,.26); }
.cx-layer--core .cx-litem small { color: #cdd4f5; }
.cx-layer--core .cx-litem:hover { background: rgba(9,12,26,.6); border-color: rgba(103,232,249,.7); }

/* --- 横向对比表 --- */
.cx-tablewrap { overflow-x: auto; border-radius: var(--es-radius); background: var(--es-surface); border: 1px solid var(--es-border); box-shadow: var(--es-shadow-sm); }
.cx-table { width: 100%; min-width: 760px; border-collapse: collapse; font-size: 14px; }
.cx-table__caption { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.cx-table th, .cx-table td { padding: 14px 18px; text-align: left; vertical-align: middle; border-bottom: 1px solid var(--es-border); }
.cx-table thead th { font-size: 12.5px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--es-text-mute); background: var(--es-surface-2); }
.cx-table tbody th { width: 190px; font-size: 14.5px; font-weight: 700; color: var(--es-text); }
.cx-table td { color: var(--es-text-dim); }
.cx-table tbody tr:last-child th, .cx-table tbody tr:last-child td { border-bottom: none; }
.cx-table tbody tr:hover th, .cx-table tbody tr:hover td { background: rgba(79,70,229,.04); }
.cx-table__best-head { color: var(--es-primary-ink); background: linear-gradient(180deg, rgba(79,70,229,.16), rgba(79,70,229,.06)); }
.cx-table__best { color: var(--es-text); font-weight: 600; background: linear-gradient(180deg, rgba(79,70,229,.08), rgba(79,70,229,.03)); }
.cx-tick { display: inline-grid; place-items: center; width: 18px; height: 18px; margin-right: 9px; border-radius: 50%; font-size: 11px; font-weight: 800; color: #04131a; background: var(--es-ai-gradient); vertical-align: -3px; }

/* ---------- Cortex Responsive ---------- */
@media (max-width: 1080px) {
  .cx-grid--3, .cx-grid--4, .cx-grid--5, .cx-grid--6 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .cx-tri { grid-template-columns: 1fr; }
  .cx-tri__plus { display: none; }
  .cx-row { grid-template-columns: 1fr; }
  .cx-layer { grid-template-columns: 1fr; gap: 14px; }
}
@media (max-width: 640px) {
  .cx-grid, .cx-grid--2, .cx-grid--3, .cx-grid--4, .cx-grid--5, .cx-grid--6 { grid-template-columns: 1fr; }
  .cx-stats { grid-template-columns: 1fr; }
  .cx-table tbody th { width: auto; }
}