/* ============================================================
   查个重 — 官网重构（unimtx 风格，原创实现）
   纯静态 HTML/CSS/JS
   ============================================================ */

:root {
  --brand: #FF6A2B;           /* 熔金（单色替代） */
  --brand-dark: #E8570F;
  --ember-grad: linear-gradient(100deg, #FF8A00, #FF4D2E);
  --ink: #273040;              /* 深色背景（比玄墨亮一档的石板蓝灰） */
  --ink-2: #1F2735;
  --ink-ring: #3B4660;
  --orange: #FF8A00;
  --ith-blue: #1AA0E6;         /* iThenticate 蓝 */
  --bg-light: #FAF6F0;         /* 米白 */
  --text: #5A6270;
  --text-light: rgba(255, 255, 255, 0.72);
  --heading: #161A22;
  --white: #ffffff;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --font-head: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans SC", -apple-system, "system-ui", "PingFang SC", "Microsoft YaHei", sans-serif;
  --shadow-card: 0 4px 24px rgba(22, 26, 34, 0.06), 0 1px 3px rgba(22, 26, 34, 0.05);
  --shadow-card-hover: 0 16px 40px rgba(22, 26, 34, 0.13), 0 2px 8px rgba(22, 26, 34, 0.07);
  --container: 1080px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

/* 始终为竖向滚动条预留槽位：切换中英/夜间模式导致内容高度变化时，不再因滚动条出现/消失而整页横向跳动 */
html { scroll-behavior: smooth; scrollbar-gutter: stable; }

body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  color: var(--heading);
  font-weight: 900;
  letter-spacing: .02em;
  line-height: 1.3;
}

a { text-decoration: none; color: inherit; transition: color .2s; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  padding: 11px 28px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .25s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--ember-grad);
  color: #fff;
}
.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(255, 106, 43, 0.40);
}
.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}
.btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,0.08); }
.btn-lg { padding: 13px 34px; font-size: 16px; }

/* ---------------- Header ---------------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 76px;
  display: flex;
  align-items: center;
  transition: background .3s ease, box-shadow .3s ease, height .3s ease;
}
.site-header .container {
  display: flex;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
}
.logo {
  display: flex;
  align-items: center;
  gap: 11px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 23px;
  color: #fff;
  transition: color .3s;
  flex: none;
}
.logo svg { width: 34px; height: 34px; }
.logo svg { display: block; }

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex: 1;
}
.main-nav > li { position: relative; }
.main-nav > li > a {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 10px 15px;
  font-size: 15px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  border-radius: var(--radius-sm);
}
.main-nav > li > a:hover, .main-nav > li > a.active { color: #fff; }
.caret {
  border: solid currentColor;
  border-width: 0 1.5px 1.5px 0;
  display: inline-block;
  padding: 2.5px;
  transform: rotate(45deg) translateY(-2px);
  transition: transform .2s;
}
.main-nav li:hover .caret { transform: rotate(225deg) translateY(-1px); }

.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 230px;
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px rgba(17, 32, 74, 0.16);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all .25s ease;
}
.main-nav li:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--heading);
  font-weight: 600;
  font-size: 14px;
}
.dropdown a small {
  display: block;
  font-weight: 400;
  color: var(--text);
  font-size: 12.5px;
  line-height: 1.45;
}
.dropdown a:hover { background: var(--bg-light); color: var(--brand); }
.dropdown .dd-icon {
  width: 36px; height: 36px;
  flex: none;
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 17px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: auto;
}
.header-actions .signin {
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  font-size: 15px;
}
.header-actions .signin:hover { color: #fff; }

/* 移动端汉堡菜单按钮 */
.nav-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 40px; height: 34px; border: 0; background: transparent; cursor: pointer; padding: 0; color: #fff; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: currentColor; border-radius: 2px; margin: 0 auto; transition: transform .25s ease, opacity .2s ease; }
.site-header.scrolled .nav-toggle { color: var(--heading); }
.site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.site-header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Header 滚动后变白 */
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(17, 32, 74, 0.08), 0 4px 20px rgba(17, 32, 74, 0.06);
  height: 64px;
}
.site-header.scrolled .logo,
.site-header.scrolled .main-nav > li > a,
.site-header.scrolled .signin { color: var(--heading); }
.site-header.scrolled .main-nav > li > a:hover,
.site-header.scrolled .main-nav > li > a.active,
.site-header.scrolled .signin:hover { color: var(--brand); }

/* 浅色页面（子页）header 直接用深色文字 */
.header-light .logo, .header-light .main-nav > li > a, .header-light .signin { color: var(--heading); }
.header-light .main-nav > li > a:hover, .header-light .main-nav > li > a.active, .header-light .signin:hover { color: var(--brand); }

/* 滑动开关（语言 / 明暗主题） */
.toggle-group { display: flex; align-items: center; gap: 10px; }
/* 主题切换按钮：默认隐藏，仅夜间由 JS 显示（默认仍是日间） */
.theme-toggle { display: none; width: 36px; height: 34px; border-radius: 999px; border: 1px solid rgba(255,255,255,.28); background: rgba(255,255,255,.12); color: inherit; cursor: pointer; align-items: center; justify-content: center; padding: 0; transition: background .2s, border-color .2s; }
.theme-toggle:not([hidden]) { display: inline-flex; }
.theme-toggle:hover { background: rgba(255,255,255,.2); }
.theme-toggle svg { width: 17px; height: 17px; }
.theme-toggle .ic-sun { display: none; }
html[data-theme="dark"] .theme-toggle .ic-moon { display: none; }
html[data-theme="dark"] .theme-toggle .ic-sun { display: block; }
/* 日间（默认）header 上的按钮用深色描边，保证可见 */
html:not([data-theme="dark"]) .theme-toggle { border-color: rgba(22,26,34,.2); background: rgba(22,26,34,.05); }
html:not([data-theme="dark"]) .theme-toggle:hover { background: rgba(22,26,34,.1); }
.toggle {
  position: relative;
  display: inline-flex; align-items: center;
  width: 60px; height: 28px; padding: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  cursor: pointer;
  transition: background .25s, border-color .25s;
}
.toggle .lab {
  position: relative; z-index: 2;
  width: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-body);
  font-size: 11px; font-weight: 800; line-height: 1;
  color: rgba(255, 255, 255, 0.72);
  transition: color .25s;
  pointer-events: none;
}
.toggle .knob {
  position: absolute; top: 2px; left: 2px;
  width: 27px; height: 22px;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.28);
  transition: transform .28s cubic-bezier(.4, 0, .2, 1);
  z-index: 1;
}
.toggle.on .knob { transform: translateX(27px); }
.toggle:not(.on) .lab:nth-child(1), .toggle.on .lab:nth-child(2) { color: #161A22; }
.site-header.scrolled .toggle, .header-light .toggle { background: rgba(22, 26, 34, 0.08); border-color: rgba(22, 26, 34, 0.18); }
.site-header.scrolled .toggle .lab, .header-light .toggle .lab { color: rgba(22, 26, 34, 0.45); }
.site-header.scrolled .toggle:not(.on) .lab:nth-child(1), .site-header.scrolled .toggle.on .lab:nth-child(2),
.header-light .toggle:not(.on) .lab:nth-child(1), .header-light .toggle.on .lab:nth-child(2) { color: #161A22; }
html[lang="en"] .price-card.featured::before { content: "Most Popular"; }

.nav-toggle { display: none; }

/* ---------------- Hero ---------------- */
.hero {
  position: relative;
  z-index: 2;
  background: var(--ink);
  color: #fff;
  padding: 180px 0 120px;
}
#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}
.hero h1 {
  font-size: 52px;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.96);
  line-height: 1.2;
  letter-spacing: .5px;
}
.hero .lede {
  margin: 26px auto 0;
  max-width: 640px;
  font-size: 16.5px;
  color: var(--text-light);
}
.hero-cta {
  margin-top: 40px;
  display: flex;
  justify-content: center;
  gap: 16px;
}

/* ===== Hero 底部：现代化玻璃拟态控制台（浮于背景之上） ===== */
.hero-mockup-wrap {
  position: relative;
  z-index: 2;
  max-width: 1080px;
  margin: 64px auto 0;
  padding: 0 20px;
}
.hero-split { position: relative; }

/* 玻璃浮动卡片（左右两张） */
.mock-float-card {
  position: absolute;
  z-index: 20;
  width: 216px;
  border-radius: 20px;
  padding: 18px;
  text-align: left;
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 22px 46px rgba(17, 32, 74, 0.18);
  animation: floatCard 6s ease-in-out infinite;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: var(--heading);
}
.mock-float-card:hover { transform: translateY(-5px) scale(1.02); box-shadow: 0 28px 56px rgba(17, 32, 74, 0.24); }
.mock-float-left { left: calc(50% - 108px); top: auto; bottom: -42px; animation-delay: -1s; }
.mock-float-right { right: max(0px, calc(50% - 560px)); bottom: 40px; width: 236px; animation-delay: -3.5s; }
@keyframes floatCard { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.mfc-title { font-size: 13px; font-weight: 700; color: var(--heading); margin-bottom: 14px; letter-spacing: .3px; }

/* 左：环形图 */
.mfc-donut { position: relative; width: 130px; height: 130px; margin: 0 auto 14px; color: var(--heading); }
.mfc-donut svg { width: 100%; height: 100%; }
.donut-animate, .donut-animate-blue { transition: stroke-dashoffset 1.6s cubic-bezier(.22,1,.36,1); }
.hero-mockup-wrap.visible .donut-animate { stroke-dashoffset: 232; }      /* 外环 ≈26% */
.hero-mockup-wrap.visible .donut-animate-blue { stroke-dashoffset: 185; } /* 内环 ≈18% */
.mfc-percent { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.mfc-num { font-size: 30px; font-weight: 800; color: var(--heading); line-height: 1; font-variant-numeric: tabular-nums; }
.mfc-label { font-size: 11px; color: #8A91A5; margin-top: 5px; }
.mfc-legend { display: flex; justify-content: center; gap: 16px; }
.mfc-leg-item { font-size: 12px; color: var(--text); display: flex; align-items: center; gap: 6px; }
.mfc-leg-item .dot { width: 8px; height: 8px; border-radius: 50%; }

/* 右：最近检测列表 */
.mfc-list { display: flex; flex-direction: column; gap: 12px; }
.mfc-row { display: flex; align-items: center; gap: 10px; }
.mfc-avatar { width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 12px; font-weight: 700; flex: none; }
.mfc-info { flex: 1; min-width: 0; }
.mfc-name { font-size: 12.5px; font-weight: 600; color: var(--heading); }
.mfc-time { font-size: 10.5px; color: #A6ADC2; margin-top: 1px; }
.mfc-badge { font-size: 12px; font-weight: 700; padding: 3px 9px; border-radius: 999px; }
.mfc-badge.low { color: #0E9F6E; background: rgba(14, 159, 110, .12); }
.mfc-badge.mid { color: #E8570F; background: rgba(232, 87, 15, .12); }

/* 主控制台 */
.console-modern {
  position: relative;
  z-index: 2;
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 68px 1fr;
  text-align: left;
  border-radius: 20px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(24px) saturate(1.3);
  -webkit-backdrop-filter: blur(24px) saturate(1.3);
  box-shadow: 0 44px 96px rgba(0, 0, 0, 0.30), 0 12px 30px rgba(0, 0, 0, 0.18);
  animation: floatCard 8s ease-in-out infinite;
}
.cm-sidebar { background: rgba(250, 251, 253, 0.7); border-right: 1px solid #EEF1F5; padding: 18px 0; display: flex; flex-direction: column; align-items: center; gap: 18px; }
.cm-brand { color: var(--heading); }
.cm-nav { display: flex; flex-direction: column; gap: 6px; width: 100%; align-items: center; }
.cm-link { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 11px; color: #98A0B2; transition: background .2s, color .2s; }
.cm-link:hover { color: var(--brand); background: rgba(255, 106, 43, .08); }
.cm-link.active { color: var(--brand); background: rgba(255, 106, 43, .12); }
.cm-body { padding: 22px 24px; }

.cm-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.cm-stat-card { border: 1px solid #EEF1F5; border-radius: 12px; padding: 12px 14px; background: rgba(255,255,255,.5); }
.cm-stat-label { font-size: 11.5px; color: #8A91A5; font-weight: 600; }
.cm-stat-value { font-family: var(--font-head); font-weight: 700; font-size: 20px; color: var(--heading); margin-top: 3px; font-variant-numeric: tabular-nums; }
.cm-stat-trend { font-size: 10.5px; color: #A6ADC2; margin-top: 3px; display: flex; align-items: center; gap: 3px; }
.cm-stat-trend.up { color: #16A34A; font-weight: 600; }
.cm-stat-trend .trend-text { color: #A6ADC2; font-weight: 400; }
.cm-stat-trend .trend-arrow { font-size: 9px; }
.cm-stat-trend .trend-dot { width: 6px; height: 6px; border-radius: 50%; background: #1AA0E6; }

.cm-chart-wrap { margin-top: 14px; border: 1px solid #EEF1F5; border-radius: 12px; padding: 14px 16px; color: var(--heading); }
.cm-chart-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.cm-chart-title { font-size: 13px; font-weight: 700; color: var(--heading); }
.cm-chart-period { font-size: 11.5px; color: #8A91A5; font-weight: 600; }
.cm-chart-svg { width: 100%; height: 128px; }
.cm-chart-svg svg { width: 100%; height: 100%; display: block; }
.chart-line { stroke-dasharray: 820; stroke-dashoffset: 820; }
.hero-mockup-wrap.visible .chart-line-orange { transition: stroke-dashoffset 1.7s ease .15s; stroke-dashoffset: 0; }
.hero-mockup-wrap.visible .chart-line-blue { transition: stroke-dashoffset 1.7s ease .35s; stroke-dashoffset: 0; }
.area-fill, .area-fill-blue { opacity: 0; }
.hero-mockup-wrap.visible .area-fill { transition: opacity .8s ease 1.1s; opacity: 1; }
.hero-mockup-wrap.visible .area-fill-blue { transition: opacity .8s ease 1.3s; opacity: 1; }
.chart-pulse, .chart-pulse-blue { transform-origin: 640px 72px; animation: chartPulse 2.2s ease-out infinite; opacity: 0; }
.chart-pulse-blue { transform-origin: 640px 115px; animation-delay: 1.1s; }
@keyframes chartPulse { 0% { transform: scale(1); opacity: .7; } 100% { transform: scale(3.4); opacity: 0; } }

.cm-tasks { margin-top: 14px; display: flex; flex-direction: column; gap: 4px; }
.cm-task-row { display: flex; align-items: center; justify-content: space-between; padding: 8px 4px; border-top: 1px solid #F1F3F7; }
.cm-task-row:first-child { border-top: none; }
.cm-task-left { display: flex; align-items: center; gap: 10px; min-width: 0; }
.cm-task-avatar { width: 30px; height: 30px; border-radius: 9px; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 12px; font-weight: 700; flex: none; }
.cm-task-name { font-size: 13px; font-weight: 600; color: var(--heading); }
.cm-task-meta { font-size: 11px; color: #A6ADC2; margin-top: 1px; }
.cm-task-right { display: flex; align-items: center; gap: 14px; }
.cm-task-status { font-size: 11.5px; font-weight: 600; display: flex; align-items: center; gap: 5px; }
.cm-task-status .status-dot { width: 6px; height: 6px; border-radius: 50%; }
.cm-task-status.done { color: #16A34A; }
.cm-task-status.done .status-dot { background: #16A34A; }
.cm-task-status.running { color: #E8570F; }
.cm-task-status.running .status-dot { background: #E8570F; animation: blinkDot 1.2s ease-in-out infinite; }
@keyframes blinkDot { 0%, 100% { opacity: 1; } 50% { opacity: .3; } }
.cm-task-score { font-size: 13px; font-weight: 700; color: var(--heading); font-variant-numeric: tabular-nums; min-width: 34px; text-align: right; }

/* 暗色主题：玻璃卡片转深色 */
html[data-theme="dark"] .mock-float-card { background: rgba(30, 38, 52, 0.62); border-color: rgba(255, 255, 255, 0.08); box-shadow: 0 24px 50px rgba(0, 0, 0, 0.5); }
html[data-theme="dark"] .console-modern { background: rgba(24, 30, 42, 0.88); border-color: rgba(255, 255, 255, 0.08); }
html[data-theme="dark"] .cm-sidebar { background: rgba(20, 26, 37, 0.7); border-right-color: #2B3547; }
html[data-theme="dark"] .cm-stat-card { background: rgba(255, 255, 255, 0.03); border-color: #2B3547; }
html[data-theme="dark"] .cm-chart-wrap { border-color: #2B3547; }
html[data-theme="dark"] .cm-task-row { border-top-color: rgba(255, 255, 255, 0.06); }
html[data-theme="dark"] .mfc-badge.low { background: rgba(14, 159, 110, .18); }
html[data-theme="dark"] .mfc-badge.mid { background: rgba(232, 87, 15, .18); }
@media (prefers-reduced-motion: reduce) {
  .mock-float-card, .console-modern, .chart-pulse, .chart-pulse-blue, .cm-task-status.running .status-dot { animation: none; }
}

/* ---------------- 统计带（深色 + 点阵 + 大圆环） ---------------- */
.stats-band {
  position: relative;
  background: var(--ink);
  color: #fff;
  padding: 96px 0 104px;
  overflow: hidden;
  background-image: radial-gradient(rgba(255, 255, 255, 0.13) 1.2px, transparent 1.2px);
  background-size: 26px 26px;
}
.ring {
  position: absolute;
  border-radius: 50%;
  border: 90px solid var(--ink-ring);
  opacity: .85;
  pointer-events: none;
  will-change: transform;
}
.sub-circle, .cta-circle { will-change: transform; }
.ring-1 { width: 430px; height: 430px; right: -60px; top: 40%; }
.ring-2 { width: 520px; height: 520px; left: 50%; bottom: -380px; transform: translateX(-10%); }
.stats-band h2 {
  text-align: center;
  color: #fff;
  font-size: 30px;
  margin-bottom: 70px;
}
.stats-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 52px 40px;
  text-align: center;
}
.stat-num {
  font-family: var(--font-head);
  font-size: 56px;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}
.stat-num .unit { font-size: 30px; }
.stat-name {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-top: 18px;
}
.stat-desc {
  max-width: 260px;
  margin: 10px auto 0;
  color: var(--text-light);
  font-size: 14px;
}

/* ---------------- 通用 Section ---------------- */
.section { padding: 110px 0; }
.section-light { background: var(--white); }
.section-grey { background: var(--bg-light); }
.section-dark {
  background: var(--ink-2);
  color: #fff;
  background-image: radial-gradient(rgba(255,255,255,0.10) 1.2px, transparent 1.2px);
  background-size: 26px 26px;
}
.section-head { text-align: center; max-width: 720px; margin: 0 auto 64px; }
.eyebrow {
  display: block;
  font-family: var(--font-head);
  color: var(--brand);
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 10px;
}
.section-dark .eyebrow { color: #FFB366; }
.section-head h2 {
  font-size: 38px;
  line-height: 1.25;
}
.section-dark .section-head h2 { color: #fff; }
.section-head .sub {
  margin-top: 16px;
  color: var(--text);
  font-size: 15.5px;
}
.section-dark .section-head .sub { color: var(--text-light); }

/* ---------------- 产品卡（3 列白卡） ---------------- */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.p-card {
  background: #fff;
  border: 1px solid #EEF1F5;
  border-radius: var(--radius-lg);
  padding: 34px 30px 30px;
  box-shadow: var(--shadow-card);
  transition: transform .3s ease, box-shadow .3s ease;
  display: flex;
  flex-direction: column;
}
.p-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
}
.p-icon svg, .dd-icon svg { display: block; }
.p-icon {
  position: relative;
  width: 64px; height: 64px;
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  margin-bottom: 26px;
}
/* 下沉底片：同色调错位一层，形成现代层叠感 */
.p-icon::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: inherit;
  opacity: .5;
  transform: translate(7px, 7px);
  z-index: -1;
}
.p-card:hover .p-icon::after, .v-card:hover .p-icon::after, .c-card:hover .p-icon::after { transform: translate(9px, 9px); transition: transform .3s ease; }
.i-green { background: #DEF7EC; color: #0E9F6E; }
.i-indigo { background: #E1E7FF; color: #4F46E5; }
.i-amber { background: #FFE9D6; color: #E8570F; }
.i-sky { background: #DDF3FD; color: #1AA0E6; }
.p-card h3 { font-size: 19px; margin-bottom: 12px; }
.p-card > p { font-size: 14.5px; margin-bottom: 18px; }
.checks li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 0;
  font-size: 14px;
  color: var(--heading);
  font-weight: 600;
}
.checks .ck {
  width: 17px; height: 17px; flex: none;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
}
.checks .ck svg { width: 9px; height: 9px; }
.p-more {
  margin-top: auto;
  padding-top: 22px;
  font-weight: 700;
  font-size: 14px;
  color: var(--heading);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.p-more .arr { transition: transform .25s; }
.p-card:hover .p-more { color: var(--brand); }
.p-card:hover .p-more .arr { transform: translateX(5px); }

/* ---------------- 深色功能区（4 列） ---------------- */
.features-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}
.f-item .f-icon {
  position: relative;
  width: 86px; height: 86px;
  margin: 0 auto 28px;
  border-radius: 22px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.14);
  transition: transform .3s ease;
}
.f-item .f-icon::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: inherit;
  border: inherit;
  opacity: .4;
  transform: translate(8px, 8px);
  z-index: -1;
}
.f-item:hover .f-icon { transform: translateY(-6px); }
.f-item:hover .f-icon::after { transform: translate(10px, 10px); transition: transform .3s ease; }
.f-item:nth-child(1) .f-icon { color: #FFB36B; background: linear-gradient(150deg, rgba(255,138,0,.24), rgba(255,77,46,.07)); border-color: rgba(255,155,85,.38); box-shadow: 0 14px 34px rgba(255,110,43,.20); }
.f-item:nth-child(2) .f-icon { color: #7CC7F0; background: linear-gradient(150deg, rgba(26,160,230,.24), rgba(26,160,230,.06)); border-color: rgba(100,190,240,.38); box-shadow: 0 14px 34px rgba(26,160,230,.18); }
.f-item:nth-child(3) .f-icon { color: #8FE3B0; background: linear-gradient(150deg, rgba(14,159,110,.26), rgba(14,159,110,.06)); border-color: rgba(110,210,160,.38); box-shadow: 0 14px 34px rgba(14,159,110,.18); }
.f-item:nth-child(4) .f-icon { color: #C9A9F7; background: linear-gradient(150deg, rgba(139,92,246,.24), rgba(139,92,246,.06)); border-color: rgba(180,150,245,.38); box-shadow: 0 14px 34px rgba(139,92,246,.18); }
.f-item h3 { color: #fff; font-size: 17px; line-height: 1.4; margin-bottom: 12px; }
.f-item p { color: var(--text-light); font-size: 13.5px; max-width: 240px; margin: 0 auto; }

/* ---------------- 集成 / 场景（悬浮气泡） ---------------- */
.orbit-section { position: relative; }
.bubble {
  position: absolute;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 10px 30px rgba(17, 32, 74, 0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  animation: slowZoomA 50s ease 2s infinite;
  z-index: 1;
}
.bubble:nth-of-type(2n) { animation-name: slowZoomB; }
/* 超慢速呼吸缩放（50s 一轮，奇偶反向） */
@keyframes slowZoomA {
  0% { transform: scale(1); }
  25% { transform: scale(.8); }
  75% { transform: scale(1.2); }
  100% { transform: scale(1); }
}
@keyframes slowZoomB {
  0% { transform: scale(1); }
  25% { transform: scale(1.2); }
  75% { transform: scale(.8); }
  100% { transform: scale(1); }
}
.bubble span { font-family: var(--font-head); font-weight: 800; font-size: 15px; }
.b-lg { width: 62px; height: 62px; }
.b-md { width: 48px; height: 48px; font-size: 16px; }
.b-sm { width: 40px; height: 40px; font-size: 14px; }

.canary-cards {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1000px;
  margin: 70px auto 0;
}
.c-card {
  position: relative;
  overflow: hidden;
  background: #fff;
  border: 1px solid #EEF1F5;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 30px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.c-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.c-card > .p-icon, .c-card > h3, .c-card > p { position: relative; z-index: 1; }
.c-card h3 { font-size: 18px; margin: 18px 0 10px; }
.c-card p { font-size: 14px; }

/* 右上角艺术化水印装饰（放大 + 蒙版低透明，作为背景主题） */
.c-deco { position: absolute; z-index: 0; pointer-events: none; line-height: 1; }
.deco-grade { top: 2px; right: 22px; font-family: 'Caveat', cursive; font-weight: 700; font-size: 132px; color: #0E9F6E; opacity: .18; transform: rotate(-8deg); }
.deco-stamp { top: 24px; right: 10px; font-family: var(--font-head); font-weight: 900; font-size: 23px; letter-spacing: 2px; text-transform: uppercase; color: #1AA0E6; opacity: .2; border: 4px solid currentColor; border-radius: 10px; padding: 8px 14px; transform: rotate(-15deg); }
.deco-cap { top: -10px; right: 14px; color: #E8570F; opacity: .16; }
.deco-cap svg { width: 156px; height: 156px; display: block; }
html[data-theme="dark"] .deco-grade { opacity: .24; }
html[data-theme="dark"] .deco-stamp { opacity: .3; }
html[data-theme="dark"] .deco-cap { opacity: .22; }

/* 通用卡片水印（放大 + 蒙版；用于产品卡与信任卡） */
.p-card, .why-item, .v-card { overflow: hidden; }
.p-card > :not(.card-wm), .why-item > :not(.card-wm), .v-card > :not(.card-wm) { position: relative; z-index: 1; }
.card-wm { position: absolute; top: -6px; right: -4px; z-index: 0; pointer-events: none; opacity: .09; }
.card-wm svg { width: 84px; height: 84px; display: block; }
.card-wm.w-sky { color: #1AA0E6; }
.card-wm.w-amber { color: #E8570F; }
.card-wm.w-green { color: #0E9F6E; }
.card-wm.w-violet { color: #7C5CFF; }
.card-wm.w-txt { top: 8px; right: 20px; font-family: var(--font-head); font-weight: 900; font-size: 96px; line-height: 1; letter-spacing: -2px; }
html[data-theme="dark"] .card-wm { opacity: .13; }

/* 品牌标记（他们这样评价 查个重™） */
.brand-mark { background: var(--ember-grad); -webkit-background-clip: text; background-clip: text; color: transparent; position: relative; white-space: nowrap; }
.brand-mark .tm { font-size: .42em; font-weight: 800; vertical-align: super; margin-left: 2px; -webkit-text-fill-color: #FF6A2B; }

/* ---------------- CTA 横幅 ---------------- */
.cta-wrap { padding: 40px 0 120px; }
.cta-banner {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  background: linear-gradient(100deg, #242D3E, #364562);
  color: #fff;
  text-align: center;
  padding: 96px 40px 90px;
}
.cta-circle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.cc-orange {
  width: 300px; height: 300px;
  background: var(--orange);
  top: -160px; right: 12%;
}
.cc-navy {
  width: 260px; height: 260px;
  background: rgba(255, 255, 255, 0.05);
  bottom: -160px; left: 6%;
}
.cta-banner .eyebrow { color: var(--orange); }
.cta-banner h2 { color: #fff; font-size: 38px; }
.cta-banner .sub { color: var(--text-light); margin-top: 14px; }
.cta-banner .btn { margin-top: 38px; }
.cta-points {
  margin-top: 34px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px 34px;
  font-size: 14px;
  color: rgba(255,255,255,0.85);
}
.cta-points li { display: flex; align-items: center; gap: 8px; }
.cta-points .ck {
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 1.5px solid #FFB366;
  color: #FFB366;
  display: inline-flex; align-items: center; justify-content: center;
}
.cta-points .ck svg { width: 8px; height: 8px; }

/* ---------------- Footer ---------------- */
.site-footer {
  background: var(--white);
  border-top: 1px solid #EEF1F5;
  padding: 80px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1fr;
  gap: 28px;
}
.footer-brand .logo { color: var(--heading); margin-bottom: 22px; }
.footer-brand p { font-size: 14px; max-width: 300px; }
.try-widget {
  margin-top: 22px;
  display: flex;
  border: 1px solid #E3E7EF;
  border-radius: 10px;
  overflow: hidden;
  max-width: 320px;
  background: #fff;
}
.try-widget input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  padding: 11px 14px;
  font-size: 14px;
  font-family: var(--font-body);
  color: var(--heading);
}
.try-widget button {
  border: 0;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  padding: 0 22px;
  cursor: pointer;
  transition: background .2s;
}
.try-widget button:hover { background: var(--brand-dark); }
.footer-col h4 {
  font-size: 16px;
  margin-bottom: 20px;
}
.footer-col li { margin-bottom: 12px; }
.footer-col a { font-size: 14px; color: var(--text); }
.footer-col a:hover { color: var(--brand); }
.footer-bottom {
  margin-top: 70px;
  border-top: 1px solid #EEF1F5;
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: #9AA1B5;
}

/* ---------------- 子页 Hero（深色圆角 + 彩色圆） ---------------- */
.subhero {
  position: relative;
  background: var(--ink);
  color: #fff;
  border-radius: 0 0 48px 48px;
  padding: 170px 0 90px;
  overflow: hidden;
}
.subhero .eyebrow { color: var(--orange); }
.subhero h1 { color: #fff; font-size: 44px; }
.subhero .lede { color: var(--text-light); margin-top: 18px; max-width: 620px; font-size: 16px; }
.sub-circle { position: absolute; border-radius: 50%; pointer-events: none; }
.sc-red { width: 230px; height: 230px; background: #FF4D2E; right: -52px; top: -66px; }
.sc-blue { width: 110px; height: 110px; background: var(--brand); right: 6%; bottom: 40px; }
.sc-orange { width: 190px; height: 190px; background: var(--orange); right: -70px; top: -70px; }

/* ---------------- 定价 ---------------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  align-items: start;
}
.price-card {
  background: #fff;
  border: 1px solid #EEF1F5;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  transition: transform .3s ease, box-shadow .3s ease;
}
.price-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-card-hover); }
.price-card.featured {
  border: 2px solid #FF8A00;
  position: relative;
}
.price-card.featured::before {
  content: "最受欢迎";
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--ember-grad);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 999px;
}
.price-card h3 { font-size: 18px; }
.price-card .p-desc { font-size: 13.5px; margin-top: 8px; }
.price-num {
  font-family: var(--font-head);
  font-size: 42px;
  font-weight: 800;
  color: var(--heading);
  margin: 22px 0 4px;
}
.price-num small { font-size: 15px; font-weight: 600; color: var(--text); }
.price-card .checks { margin: 20px 0 4px; }
.price-card .btn { margin-top: auto; width: 100%; }
.btn-outline {
  border: 1.5px solid #D8DEEA;
  color: var(--heading);
  background: #fff;
}
.btn-outline:hover { border-color: var(--brand); color: var(--brand); }

/* FAQ */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid #EEF1F5;
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  font-weight: 700;
  color: var(--heading);
  font-size: 15px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .plus { transition: transform .25s; color: var(--brand); font-size: 18px; }
.faq-item[open] summary .plus { transform: rotate(45deg); }
.faq-item .faq-body { padding: 0 24px 20px; font-size: 14px; }

/* ---------------- 关于页 ---------------- */
.about-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-cols h2 { font-size: 32px; margin-bottom: 18px; }
.about-cols p { margin-bottom: 14px; font-size: 15px; }
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.v-card {
  position: relative;
  background: #fff;
  border: 1px solid #EEF1F5;
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
  transition: transform .3s ease, box-shadow .3s ease;
}
.value-subhead { text-align: center; margin: 64px 0 28px; }
.value-subhead h3 { font-size: 24px; color: var(--heading); margin: 8px 0 0; }
.v-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.v-card h3 { font-size: 17px; margin: 16px 0 10px; }
.v-card p { font-size: 14px; }

/* ---------------- 滚动进入动画（AOS 风格参数：0.6s / ease-out-quad） ---------------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s cubic-bezier(.25,.46,.45,.94), transform .6s cubic-bezier(.25,.46,.45,.94);
  will-change: opacity, transform;
}
.reveal[data-anim="zoom-in"] { transform: scale(.85); }
.reveal[data-anim="zoom-in-up"] { transform: translateY(60px) scale(.92); }
.reveal[data-anim="fade-right"] { transform: translateX(-40px); }
.reveal[data-anim="fade-left"] { transform: translateX(40px); }
.reveal.visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .1s; }
.reveal-d2 { transition-delay: .2s; }
.reveal-d3 { transition-delay: .35s; }

/* ---------------- 持续动效（参考站同款参数，原创实现） ---------------- */
/* 按钮扩散波（btnWave：0.9→1.5 渐隐） */
.btn-wave { position: relative; z-index: 0; }
.btn-wave::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: rgba(255, 138, 0, 0.55);
  z-index: -1;
  animation: btnPulse 2.2s ease-out infinite;
}
@keyframes btnPulse {
  0% { opacity: .9; transform: scale(.92); }
  100% { opacity: 0; transform: scale(1.5); }
}

/* 白色涟漪环（ripple：三层同心 box-shadow 向外扩散） */
.ripple-rings { position: relative; }
.ripple-rings::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  animation: rippleRings 2.6s linear infinite;
}
@keyframes rippleRings {
  0% {
    box-shadow: 0 0 0 0 rgba(255,255,255,.20),
                0 0 0 18px rgba(255,255,255,.12),
                0 0 0 36px rgba(255,255,255,.05);
  }
  100% {
    box-shadow: 0 0 0 18px rgba(255,255,255,.12),
                0 0 0 36px rgba(255,255,255,.05),
                0 0 0 54px rgba(255,255,255,0);
  }
}

/* 导航悬停滑入下划线（bluebar 风格） */
.main-nav > li > a::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 100%;
  bottom: 3px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  opacity: .85;
  transition: right .3s cubic-bezier(.25,.46,.45,.94);
}
.main-nav > li > a { position: relative; }
.main-nav > li > a:hover::after, .main-nav > li > a.active::after { right: 18px; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .bubble { animation: none; }
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 1180px) {
  .mock-float-left { display: none; }
}
@media (max-width: 1024px) {
  .mock-float-card { display: none; }
  .features-4 { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .canary-cards { grid-template-columns: 1fr; max-width: 520px; }
}
@media (max-width: 820px) {
  .hero h1 { font-size: 36px; }
  .section-head h2, .cta-banner h2 { font-size: 28px; }
  .cards-3, .value-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; gap: 56px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-cols { grid-template-columns: 1fr; }
  .canary-cards { grid-template-columns: 1fr; }
  .console-modern { grid-template-columns: 1fr; }
  .cm-sidebar { display: none; }
  .cm-stats { grid-template-columns: repeat(2, 1fr); }
  .bubble { display: none; }
  .subhero h1 { font-size: 32px; }
  /* 移动端：汉堡菜单 + 下拉导航 */
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    background: #fff; padding: 10px;
    box-shadow: 0 20px 44px rgba(17,32,74,.16);
    border-radius: 0 0 16px 16px;
    display: none;
  }
  .site-header.nav-open .main-nav { display: flex; }
  .main-nav > li > a { color: var(--heading); padding: 13px 16px; border-radius: 10px; }
  .main-nav > li > a:hover, .main-nav > li > a.active { color: var(--brand); background: rgba(255,106,43,.06); }
  html[data-theme="dark"] .main-nav { background: #1E2634; box-shadow: 0 20px 44px rgba(0,0,0,.4); }
  html[data-theme="dark"] .main-nav > li > a { color: #E9EDF4; }
}


/* ================= 示例报告轮播（A4 占位页，三列错峰循环滚动） ================= */
.rp-marquee {
  display: flex;
  gap: 28px;
  justify-content: center;
  max-width: 1020px;
  margin: 0 auto;
  padding: 0 24px;
  height: 640px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 10%, #000 90%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 10%, #000 90%, transparent);
}
.rp-col { flex: 1; max-width: 300px; overflow: hidden; }
.rp-col-b { padding-top: 70px; }
.rp-col-c { padding-top: 140px; }
.rp-track { display: flex; flex-direction: column; animation: rpScroll 40s linear infinite; }
.rp-col-b .rp-track { animation-duration: 52s; animation-direction: reverse; }
.rp-col-c .rp-track { animation-duration: 45s; }
.rp-col:hover .rp-track { animation-play-state: paused; }
@keyframes rpScroll { to { transform: translateY(-50%); } }

.rp-page {
  aspect-ratio: 210 / 297;
  background: #fff;
  border: 1px solid #ECEFF4;
  border-radius: 8px;
  box-shadow: 0 12px 30px rgba(22, 26, 34, 0.12);
  padding: 9% 8%;
  margin-bottom: 24px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.rp-col:hover .rp-page:hover { transform: scale(1.02); box-shadow: 0 18px 44px rgba(22, 26, 34, 0.2); }
.rp-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 11%; }
.rp-badge { font-size: 10px; font-weight: 800; padding: 3px 9px; border-radius: 999px; }
.rp-score { font-family: var(--font-head); font-weight: 900; font-size: 16px; }
.rp-line { height: 6px; border-radius: 3px; background: #EDF0F4; margin-bottom: 7px; }
.rp-line.t { height: 9px; background: #D9DEE7; margin-bottom: 12px; }
.w40 { width: 40%; } .w55 { width: 55%; } .w60 { width: 60%; } .w70 { width: 70%; }
.w80 { width: 80%; } .w90 { width: 90%; } .w100 { width: 100%; }
.rp-line.hl-o { background: #FFE3C7; }
.rp-line.hl-b { background: #CDEBFB; }
.rp-line.hl-g { background: #D6F3E3; }
.rp-chart {
  height: 54px; border-radius: 6px;
  background: #F4F6FA;
  margin: 12px 0;
  display: flex; align-items: flex-end; gap: 6px;
  padding: 8px;
}
.rp-chart i { flex: 1; border-radius: 2px 2px 0 0; background: #C9D2E0; }
@media (max-width: 1024px) { .rp-marquee { height: 520px; } }
@media (max-width: 820px) {
  .rp-col-c { display: none; }
  .rp-marquee { gap: 16px; height: 460px; }
}

/* ================= 暗色主题 ================= */
html[data-theme="dark"] {
  --white: #151B26;
  --bg-light: #1A2130;
  --text: #A9B2C4;
  --heading: #F1F4FA;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.35), 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5), 0 2px 8px rgba(0, 0, 0, 0.35);
}
html[data-theme="dark"] body { background: #151B26; }
html[data-theme="dark"] .p-card,
html[data-theme="dark"] .c-card,
html[data-theme="dark"] .v-card,
html[data-theme="dark"] .price-card,
html[data-theme="dark"] .faq-item,
html[data-theme="dark"] .try-widget { background: #1E2634; border-color: #2B3547; }
html[data-theme="dark"] .try-widget input { background: transparent; color: var(--heading); }
html[data-theme="dark"] .checks li, html[data-theme="dark"] .p-more { color: #DCE3F0; }
html[data-theme="dark"] .btn-outline { background: transparent; border-color: #3A465C; color: #DCE3F0; }
html[data-theme="dark"] .site-footer { border-top-color: #242E3F; }
html[data-theme="dark"] .footer-bottom { border-top-color: #242E3F; color: #7B849A; }
html[data-theme="dark"] .site-header.scrolled { background: rgba(21, 27, 38, 0.92); box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06), 0 4px 20px rgba(0, 0, 0, 0.4); }
html[data-theme="dark"] .site-header.scrolled .logo,
html[data-theme="dark"] .site-header.scrolled .main-nav > li > a,
html[data-theme="dark"] .site-header.scrolled .signin { color: #F1F4FA; }
html[data-theme="dark"] .site-header.scrolled .toggle { background: rgba(255, 255, 255, 0.14); border-color: rgba(255, 255, 255, 0.28); }
html[data-theme="dark"] .site-header.scrolled .toggle .lab { color: rgba(255, 255, 255, 0.72); }
html[data-theme="dark"] .site-header.scrolled .toggle:not(.on) .lab:nth-child(1),
html[data-theme="dark"] .site-header.scrolled .toggle.on .lab:nth-child(2) { color: #161A22; }
html[data-theme="dark"] .bubble { background: #232C3D; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4); }
html[data-theme="dark"] .rp-page { box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45); }


/* ================= 亮色模式（默认深色；切换后全站含深色区块一起转亮） ================= */
html:not([data-theme="dark"]) .hero { background: #FBF5EC; }
html:not([data-theme="dark"]) .hero h1 { color: var(--heading); }
html:not([data-theme="dark"]) .hero .lede { color: var(--text); }
html:not([data-theme="dark"]) .btn-ghost { color: var(--heading); border-color: rgba(22, 26, 34, 0.35); }
html:not([data-theme="dark"]) .btn-ghost:hover { border-color: var(--heading); background: rgba(22, 26, 34, 0.05); }
html:not([data-theme="dark"]) .site-header:not(.scrolled) .logo,
html:not([data-theme="dark"]) .site-header:not(.scrolled) .main-nav > li > a,
html:not([data-theme="dark"]) .site-header:not(.scrolled) .nav-toggle,
html:not([data-theme="dark"]) .site-header:not(.scrolled) .signin { color: var(--heading); }
html:not([data-theme="dark"]) .site-header:not(.scrolled) .main-nav > li > a:hover,
html:not([data-theme="dark"]) .site-header:not(.scrolled) .main-nav > li > a.active,
html:not([data-theme="dark"]) .site-header:not(.scrolled) .signin:hover { color: var(--brand); }
html:not([data-theme="dark"]) .site-header:not(.scrolled) .toggle { background: rgba(22, 26, 34, 0.08); border-color: rgba(22, 26, 34, 0.18); }
html:not([data-theme="dark"]) .site-header:not(.scrolled) .toggle .lab { color: rgba(22, 26, 34, 0.45); }
html:not([data-theme="dark"]) .site-header:not(.scrolled) .toggle:not(.on) .lab:nth-child(1),
html:not([data-theme="dark"]) .site-header:not(.scrolled) .toggle.on .lab:nth-child(2) { color: #161A22; }
html:not([data-theme="dark"]) .stats-band,
html:not([data-theme="dark"]) .section-dark {
  background-color: #F4EEE4;
  background-image: radial-gradient(rgba(22, 26, 34, 0.10) 1.2px, transparent 1.2px);
  color: var(--text);
}
html:not([data-theme="dark"]) .stats-band h2,
html:not([data-theme="dark"]) .stat-num,
html:not([data-theme="dark"]) .stat-name { color: var(--heading); }
html:not([data-theme="dark"]) .stat-desc { color: var(--text); }
html:not([data-theme="dark"]) .ring { border-color: #E9DFCE; }
html:not([data-theme="dark"]) .section-dark .section-head h2,
html:not([data-theme="dark"]) .f-item h3 { color: var(--heading); }
html:not([data-theme="dark"]) .section-dark .section-head .sub,
html:not([data-theme="dark"]) .f-item p { color: var(--text); }
html:not([data-theme="dark"]) .section-dark .eyebrow { color: var(--brand); }
html:not([data-theme="dark"]) .f-item .f-icon { border-color: rgba(22, 26, 34, 0.10); }
html:not([data-theme="dark"]) .subhero { background: #F4EEE4; }
html:not([data-theme="dark"]) .subhero h1 { color: var(--heading); }
html:not([data-theme="dark"]) .subhero .lede { color: var(--text); }
html:not([data-theme="dark"]) .console-modern { box-shadow: 0 34px 78px rgba(22, 26, 34, 0.16), 0 10px 26px rgba(22, 26, 34, 0.10); }


/* ================= Hero 标题动效（逐字升起 + 渐变字 + 彩色光环 + 流星入场） ================= */
.hero-title {
  position: relative;
  font-size: 64px;
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: .02em;
  color: rgba(255, 255, 255, 0.96);
}
html:not([data-theme="dark"]) .hero-title { color: var(--heading); }
.ht-line { display: block; position: relative; }
.ht-word { display: inline-block; overflow: hidden; vertical-align: bottom; padding: .05em 0; }
.ht-line2 { overflow: hidden; padding: .05em 0; }
.ht-ch {
  display: inline-block;
  opacity: 0;
  transform: translateY(115%);
  animation: chRise .75s cubic-bezier(.19, .65, .24, 1) forwards;
}
@keyframes chRise { to { opacity: 1; transform: none; } }
.ht-grad {
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* 彩色光环：绽放后缓慢旋转、呼吸 */
.ht-glow {
  position: absolute;
  left: 50%; top: 50%;
  width: 125%; height: 320%;
  border-radius: 50%;
  background: conic-gradient(from 0deg,
    rgba(255, 138, 0, .34), rgba(26, 160, 230, .22),
    rgba(255, 77, 46, .28), rgba(139, 92, 246, .20),
    rgba(255, 196, 107, .30), rgba(255, 138, 0, .34));
  filter: blur(52px);
  opacity: 0;
  transform: translate(-50%, -50%) scale(.35);
  animation:
    haloIn 1.1s .8s cubic-bezier(.22, .61, .36, 1) forwards,
    haloSpin 18s linear 1.9s infinite;
  z-index: -1;
  pointer-events: none;
}
@keyframes haloIn {
  to { opacity: .75; transform: translate(-50%, -50%) scale(1); }
}
@keyframes haloSpin {
  0%   { transform: translate(-50%, -50%) rotate(0deg) scale(1); }
  50%  { transform: translate(-50%, -50%) rotate(180deg) scale(1.07); }
  100% { transform: translate(-50%, -50%) rotate(360deg) scale(1); }
}
html:not([data-theme="dark"]) .ht-glow { filter: blur(56px) saturate(.85); }

/* 流星光痕：划向标题，末端轻轻绽放 */
.ht-comet {
  position: absolute;
  left: 4%; top: 8%;
  width: 150px; height: 2.5px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, #FFC46B 55%, #FFFFFF);
  filter: drop-shadow(0 0 8px rgba(255, 170, 80, .85));
  opacity: 0;
  transform: translate(-220px, -110px) rotate(16deg) scaleX(.6);
  animation: cometFly .9s .12s cubic-bezier(.35, .1, .3, 1) forwards;
  pointer-events: none;
}
@keyframes cometFly {
  12% { opacity: 1; }
  80% { opacity: 1; }
  100% { opacity: 0; transform: translate(420px, 120px) rotate(16deg) scaleX(1.05); }
}
.ht-comet::after {
  content: "";
  position: absolute;
  right: -6px; top: 50%;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: radial-gradient(circle, #FFE0B3, rgba(255, 138, 0, 0) 70%);
  transform: translateY(-50%) scale(0);
  animation: cometBurst .55s .82s ease-out forwards;
}
@keyframes cometBurst {
  40% { opacity: 1; }
  100% { opacity: 0; transform: translateY(-50%) scale(9); }
}

@media (max-width: 820px) {
  .hero-title { font-size: 40px; }
  .ht-comet { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .ht-ch { animation: none; opacity: 1; transform: none; }
  .ht-comet { display: none; }
  .ht-glow { animation: none; opacity: .5; transform: translate(-50%, -50%) scale(1); }
}


/* ================= Hero 刷子艺术 slogan ================= */
.hero-slogan {
  position: relative;
  display: inline-block;
  margin: 0 auto 26px;
  padding: 6px 14px 14px;
}
.hs-text {
  position: relative;
  z-index: 2;
  font-family: "Zhi Mang Xing", "Noto Sans SC", cursive;
  font-size: 42px;
  font-weight: 400;
  letter-spacing: .12em;
  background: linear-gradient(100deg, #FFD08A, #FF8A00 45%, #FF4D2E 90%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  filter: drop-shadow(0 2px 14px rgba(255, 120, 40, .35));
  opacity: 0;
  transform: translateY(8px);
  animation: hsTextIn .8s 1.15s cubic-bezier(.19,.65,.24,1) forwards;
}
@keyframes hsTextIn { to { opacity: 1; transform: none; } }
.hs-stroke {
  position: absolute;
  left: -4%; bottom: -14px;
  width: 108%; height: 58px;
  z-index: 1;
  overflow: visible;
  opacity: .92;
}
.hs-brush {
  stroke-dasharray: 640;
  stroke-dashoffset: 640;
  filter: drop-shadow(0 0 7px rgba(255, 140, 50, .5));
  animation: hsBrush 1s 1.35s cubic-bezier(.55,.1,.3,1) forwards;
}
@keyframes hsBrush { to { stroke-dashoffset: 0; } }
html:not([data-theme="dark"]) .hs-text { filter: drop-shadow(0 2px 10px rgba(255, 120, 40, .28)); }
@media (max-width: 820px) { .hs-text { font-size: 30px; } }
@media (prefers-reduced-motion: reduce) {
  .hs-text { opacity: 1; transform: none; animation: none; }
  .hs-brush { stroke-dashoffset: 0; animation: none; }
}


/* ================= 知乎文章横向轮播 ================= */
.art-marquee {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 8px 0 24px;
}
.art-row {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
}
.art-track {
  display: flex;
  gap: 26px;
  width: max-content;
}
.art-row-ltr .art-track { animation: artScrollL 64s linear infinite; }
.art-row-rtl .art-track { animation: artScrollR 64s linear infinite; }
.art-row:hover .art-track { animation-play-state: paused; }
@keyframes artScrollL { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes artScrollR { from { transform: translateX(-50%); } to { transform: translateX(0); } }

.art-card {
  flex: none;
  width: 300px;
  background: #fff;
  border: 1px solid #ECEFF4;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform .3s ease, box-shadow .3s ease;
  display: flex; flex-direction: column;
}
.art-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-card-hover); }
.art-cover {
  position: relative;
  aspect-ratio: 900 / 383;
  padding: 18px;
  display: flex; flex-direction: column; justify-content: space-between;
  overflow: hidden;
}
.art-cover img { width: 100%; height: 100%; object-fit: cover; }
.art-cover .art-brand { display: inline-flex; opacity: .9; }
.art-cover-title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 16px;
  line-height: 1.45;
  color: #fff;
  letter-spacing: .01em;
  text-shadow: 0 2px 12px rgba(0,0,0,.35);
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
/* 真实封面到位后，给 .art-cover 加背景图即隐藏占位文字 */
.art-cover.has-img .art-cover-title, .art-cover.has-img .art-brand { display: none; }
.art-meta { padding: 13px 16px 15px; }
.art-title {
  font-weight: 700; font-size: 14px; line-height: 1.55; color: var(--heading);
}
.art-read { font-size: 13px; font-weight: 700; color: var(--brand); white-space: nowrap; margin-left: 6px; }
.art-card:hover .art-read { text-decoration: underline; }
html[data-theme="dark"] .art-card { background: #1E2634; border-color: #2B3547; }
@media (max-width: 820px) { .art-card { width: 220px; } }


/* ================= 示例报告下方：三份报告说明 ================= */
.rp-outputs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}
.rp-out {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 1px solid #ECEFF4;
  border-radius: 12px;
  padding: 13px 20px;
  box-shadow: var(--shadow-card);
}
.rp-out b { display: block; font-size: 14.5px; color: var(--heading); font-weight: 700; }
.rp-out small { color: var(--text); font-size: 12.5px; }
.rp-out-ic {
  width: 38px; height: 38px; flex: none;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
}
html[data-theme="dark"] .rp-out { background: #1E2634; border-color: #2B3547; }

/* ============================================================
   用户评价 + 信任标识条 + 团队/联系（占位版式；配合 index/about）
   ============================================================ */
.tm-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 8px; }
.tm-card {
  background: #fff; border: 1px solid #ECEFF4; border-radius: var(--radius-lg);
  padding: 26px 24px; box-shadow: var(--shadow-card);
  display: flex; flex-direction: column; gap: 14px;
}
.tm-stars { color: #FFB020; font-size: 15px; letter-spacing: 2px; }
.tm-quote { margin: 0; font-size: 15px; line-height: 1.75; color: var(--heading); flex: 1; }
.tm-by { display: flex; align-items: center; gap: 12px; }
.tm-ava {
  width: 40px; height: 40px; border-radius: 50%; flex: none;
  background: var(--ember-grad); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 14px;
}
.tm-id { display: flex; flex-direction: column; line-height: 1.35; }
.tm-id b { font-size: 14px; color: var(--heading); }
.tm-id small { font-size: 12px; color: var(--text); }
html[data-theme="dark"] .tm-card { background: #1E2634; border-color: #2B3547; }

/* 信任标识条 */
.trust-strip { background: var(--bg-light); padding: 28px 0 34px; }
html[data-theme="dark"] .trust-strip { background: var(--ink-2); }
.trust-note { text-align: center; font-size: 12.5px; color: #C27810; margin: 0 0 16px; }
.trust-items { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 12px 16px; }
.trust-stat { display: flex; flex-direction: column; align-items: center; line-height: 1.2; }
.trust-stat b { font-family: var(--font-head); font-weight: 900; font-size: 22px; color: var(--brand); }
.trust-stat small { font-size: 12px; color: var(--text); }
.trust-div { width: 1px; height: 30px; background: rgba(22,26,34,.12); }
html[data-theme="dark"] .trust-div { background: rgba(255,255,255,.16); }
.trust-chip {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 13px; font-weight: 600; color: var(--heading);
  background: #fff; border: 1px solid #E7EBF2;
  padding: 8px 14px; border-radius: 999px;
}
.trust-chip.ph { color: var(--text); border-style: dashed; background: transparent; }
html[data-theme="dark"] .trust-chip { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.14); color: #E9EDF4; }

/* 团队 / 联系 */
/* 团队成员卡（照片 + 姓名 + 职务 + 简介） */
.team-members { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 10px; max-width: 780px; margin-left: auto; margin-right: auto; }
.tm-person { margin: 0; background: #fff; border: 1px solid #ECEFF4; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-card); transition: transform .3s ease, box-shadow .3s ease; }
.tm-person:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.tm-photo { aspect-ratio: 4 / 5; background: #EEF1F5; }
.tm-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.tm-person figcaption { padding: 20px 22px 24px; }
.tm-person figcaption h3 { font-size: 18px; color: var(--heading); margin: 0; }
.tm-role { font-size: 13px; font-weight: 600; color: var(--brand); margin: 6px 0 10px; }
.tm-person figcaption p { font-size: 13.5px; line-height: 1.7; color: var(--text); margin: 0; }
.team-note { text-align: center; max-width: 720px; margin: 30px auto 0; font-size: 15px; line-height: 1.8; color: var(--heading); }
.contact-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 12px 30px; max-width: 900px; margin: 26px auto 0; padding: 20px 30px; background: #fff; border: 1px solid #ECEFF4; border-radius: var(--radius-lg); box-shadow: var(--shadow-card); }
.contact-bar h4 { margin: 0; font-size: 15px; color: var(--heading); }
.contact-bar .contact-row { display: flex; align-items: center; gap: 8px; margin: 0; font-size: 14px; color: var(--text); }
.contact-bar .contact-row a, .contact-bar .wa-handle { color: var(--heading); font-weight: 600; }
.contact-bar .contact-row a:hover { color: var(--brand); }
.contact-bar .ci { display: inline-flex; color: var(--brand); }
.contact-bar .ci svg { width: 17px; height: 17px; }
html[data-theme="dark"] .tm-person, html[data-theme="dark"] .contact-bar { background: #1E2634; border-color: #2B3547; }
.contact-card {
  background: #fff; border: 1px solid #ECEFF4; border-radius: var(--radius-lg);
  padding: 30px 32px; box-shadow: var(--shadow-card);
}
.contact-card h4 { font-size: 16px; color: var(--heading); margin: 0 0 14px; }
.contact-row { font-size: 14px; color: var(--text); margin: 0 0 16px; }
.contact-row a { color: var(--brand); font-weight: 600; }
.qr-slot {
  border: 2px dashed #D8DEEA; border-radius: 14px;
  padding: 26px 14px; text-align: center; font-size: 13px; color: var(--text);
}
.qr-slot span { color: var(--brand); font-weight: 700; }
html[data-theme="dark"] .team-blurb, html[data-theme="dark"] .contact-card { background: #1E2634; border-color: #2B3547; }
html[data-theme="dark"] .qr-slot { border-color: #3A465C; }

@media (max-width: 820px) {
  .tm-grid { grid-template-columns: 1fr; }
  .team-members { grid-template-columns: 1fr; }
  .contact-bar { flex-direction: column; align-items: flex-start; gap: 12px; }
}

/* 为什么信任（4 点） */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 8px; }
.why-item { position: relative; background: #fff; border: 1px solid #ECEFF4; border-radius: var(--radius-lg); padding: 26px 22px; box-shadow: var(--shadow-card); }
.why-ic { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.why-ic svg { width: 22px; height: 22px; }
.why-ic.i-sky { background: rgba(26,160,230,.12); color: #1AA0E6; }
.why-ic.i-green { background: rgba(14,159,110,.12); color: #0E9F6E; }
.why-ic.i-amber { background: rgba(255,138,0,.14); color: #E8570F; }
.why-ic.i-violet { background: rgba(124,92,255,.14); color: #7C5CFF; }
.why-item h4 { font-size: 15.5px; color: var(--heading); margin: 0 0 8px; }
.why-item p { font-size: 13.5px; line-height: 1.7; color: var(--text); margin: 0; }
html[data-theme="dark"] .why-item { background: #1E2634; border-color: #2B3547; }
.tm-grid-2 { grid-template-columns: repeat(2, 1fr); }

/* 信任条：官方接口徽章 + 行业脚注 */
.trust-official { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 20px; }
.trust-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13.5px; font-weight: 700; color: #0E9F6E;
  background: rgba(14,159,110,.09); border: 1px solid rgba(14,159,110,.3);
  padding: 9px 16px; border-radius: 999px;
}
.trust-foot { text-align: center; font-size: 12px; color: var(--text); margin: 18px auto 0; max-width: 1120px; line-height: 1.7; }

/* 团队列表 */

@media (max-width: 820px) {
  .why-grid { grid-template-columns: 1fr 1fr; }
  .tm-grid-2 { grid-template-columns: 1fr; }
}

/* ================= 跨页面转场：新页面自右侧滑入（View Transitions API） =================
   多页站点点击跳转默认会闪白屏；跨文档视图转场保留旧页快照、平滑过渡到新页，消除白屏。
   仅在支持的浏览器（Chrome/Edge、Safari 18+）生效，其余浏览器自动回退为普通跳转。 */
@view-transition { navigation: auto; }
@keyframes vt-in-right { from { opacity: 0; transform: translateX(46px); } to { opacity: 1; transform: translateX(0); } }
@keyframes vt-out-left { from { opacity: 1; transform: translateX(0); } to { opacity: 0; transform: translateX(-26px); } }
::view-transition-old(root) { animation: vt-out-left .34s cubic-bezier(.4, 0, .2, 1) both; }
::view-transition-new(root) { animation: vt-in-right .42s cubic-bezier(.4, 0, .2, 1) both; }
@media (prefers-reduced-motion: reduce) {
  ::view-transition-old(root), ::view-transition-new(root) { animation: none; }
}

/* ================= 顶栏统一切换按钮 .hbtn（明暗 / 中英 / 新旧版，同一圆角图标风格）================= */
.hbtn { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 34px;
  border-radius: 999px; border: 1px solid rgba(255,255,255,.28); background: rgba(255,255,255,.12);
  color: inherit; cursor: pointer; padding: 0; text-decoration: none; transition: background .2s, border-color .2s, color .2s; }
.hbtn:hover { background: rgba(255,255,255,.22); }
.hbtn svg { width: 17px; height: 17px; }
/* 日间（默认）/ 滚动后浅底 header：深色描边保证可见 */
html:not([data-theme="dark"]) .hbtn { border-color: rgba(22,26,34,.2); background: rgba(22,26,34,.05); color: var(--heading); }
html:not([data-theme="dark"]) .hbtn:hover { background: rgba(22,26,34,.1); }
.site-header.scrolled .hbtn, .header-light .hbtn { border-color: rgba(22,26,34,.18); background: rgba(22,26,34,.06); color: var(--heading); }
.site-header.scrolled .hbtn:hover, .header-light .hbtn:hover { background: rgba(22,26,34,.11); }
/* 明暗：默认显示月亮，暗色显示太阳 */
#themeToggle .ic-sun { display: none; }
html[data-theme="dark"] #themeToggle .ic-moon { display: none; }
html[data-theme="dark"] #themeToggle .ic-sun { display: block; }
/* 中英：文字按当前语言二选一显示（.on = 英文态，由 i18n.js 切换） */
.hbtn-lang { font-family: var(--font-body); font-weight: 800; font-size: 13px; letter-spacing: .02em; }
#langToggle .lab-en { display: none; }
#langToggle.on .lab-zh { display: none; }
#langToggle.on .lab-en { display: inline; }
/* ================= 合作高校 logo 走马灯（使用场景页，三行滚动）================= */
.pf-unis { padding: 64px 0 52px; }
.pf-unis .section-head { margin-bottom: 34px; }
.uni-marquee {
  overflow: hidden; width: 100%;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.uni-marquee-b { margin-top: 14px; }
.uni-track { display: flex; width: max-content; gap: 14px; will-change: transform; animation: uniScroll 70s linear infinite; }
.uni-track-rev { animation-direction: reverse; }
.uni-marquee:hover .uni-track { animation-play-state: paused; }
@keyframes uniScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .uni-track { animation: none; } }
.uni-item {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 9px;
  min-width: 148px; padding: 16px 18px 13px; border-radius: 14px;
  background: #fff; border: 1px solid rgba(22, 26, 34, .08);
}
html[data-theme="dark"] .uni-item { background: var(--ink-2); border-color: var(--ink-ring); }
.uni-item img, .uni-abbr { width: 42px; height: 42px; border-radius: 9px; object-fit: contain; }
.uni-abbr {
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 17px; color: #fff; background: var(--ember-grad);
}
.uni-name { font-size: 12.5px; color: var(--text); white-space: nowrap; max-width: 168px; overflow: hidden; text-overflow: ellipsis; }
html[data-theme="dark"] .uni-name { color: var(--text-light); }