/* ============================================================
   华科未来 HUA KE FUTURE · 企业官网样式
   品牌色：#0098ff（取自官方Logo渐变）
   ============================================================ */

:root {
  --brand: #0098ff;
  --brand-light: #00b2ff;
  --brand-deep: #0066c8;
  --ink: #0d1b2e;
  --ink-2: #24344d;
  --muted: #5b6472;
  --line: #e6ebf2;
  --bg: #ffffff;
  --bg-soft: #f5f8fc;
  --navy: #0a1428;
  --navy-2: #0e1c38;
  --radius: 16px;
  --shadow-sm: 0 2px 10px rgba(13, 27, 46, .06);
  --shadow-md: 0 12px 34px rgba(13, 27, 46, .10);
  --shadow-brand: 0 10px 28px rgba(0, 152, 255, .28);
  --grad-brand: linear-gradient(120deg, #0066c8 0%, #0098ff 55%, #00b2ff 100%);
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { width: min(1200px, 92%); margin: 0 auto; }
.section { padding: 96px 0; }
.section--soft { background: var(--bg-soft); }
.section--navy { background: var(--navy); color: #dfe8f5; }

/* ---------- 通用标题体系 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; letter-spacing: .22em; font-weight: 600;
  color: var(--brand); text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--grad-brand); border-radius: 2px; }
.section-title { font-size: clamp(28px, 3.4vw, 40px); font-weight: 700; letter-spacing: .01em; line-height: 1.3; margin: 14px 0 12px; }
.section-lead { color: var(--muted); max-width: 720px; font-size: 17px; }
.section--navy .section-lead { color: #9fb2cf; }
.section-head { margin-bottom: 52px; }
.section-head--center { text-align: center; }
.section-head--center .section-lead { margin: 0 auto; }
.section-head--center .eyebrow { justify-content: center; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 30px; border-radius: 999px; font-weight: 600; font-size: 15px;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
  cursor: pointer; border: 0; white-space: nowrap;
}
.btn--primary { background: var(--grad-brand); color: #fff; box-shadow: var(--shadow-brand); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(0, 152, 255, .38); }
.btn--ghost { background: transparent; color: #fff; border: 1px solid rgba(255, 255, 255, .45); }
.btn--ghost:hover { background: rgba(255, 255, 255, .12); transform: translateY(-2px); }
.btn--outline { background: #fff; color: var(--brand-deep); border: 1px solid #cfe4f8; }
.btn--outline:hover { border-color: var(--brand); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.btn .arrow { transition: transform .25s ease; }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background .3s ease, box-shadow .3s ease, backdrop-filter .3s ease;
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 34px; width: auto; }
.brand .brand-logo--white { display: none; }
.site-header--over .brand-logo--blue { display: none; }
.site-header--over .brand-logo--white { display: block; }

.main-nav { display: flex; align-items: center; gap: 38px; }
.main-nav a.nav-link {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 15px; font-weight: 500; letter-spacing: .03em;
  color: var(--ink-2); position: relative; padding: 8px 0;
  transition: color .25s ease;
}
.main-nav a.nav-link:hover { color: var(--brand); }
.site-header--over .main-nav a.nav-link:hover { color: #fff; }
.site-header--over .main-nav a.nav-link { color: rgba(255, 255, 255, .88); }
.main-nav a.nav-link::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--grad-brand); border-radius: 2px; transition: width .28s ease;
}
.main-nav a.nav-link:hover::after,
.main-nav a.nav-link.active::after { width: 100%; }
.main-nav a.nav-link.active { color: var(--brand); font-weight: 600; }
.site-header--over .main-nav a.nav-link.active { color: #fff; }
.header-cta { margin-left: 10px; padding: 10px 22px; font-size: 14px; }

/* 滚动后 / 内页：白底 */
.site-header--solid {
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 1px 0 var(--line), var(--shadow-sm);
}
.site-header--solid .brand-logo--blue { display: block; }
.site-header--solid .brand-logo--white { display: none; }
.site-header--solid .main-nav a.nav-link { color: var(--ink-2); }
.site-header--solid .main-nav a.nav-link.active { color: var(--brand); }

/* 移动端菜单 */
.nav-toggle {
  display: none; width: 44px; height: 44px; border: 0; background: transparent; cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px; z-index: 120;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: .3s ease; }
.site-header--over:not(.site-header--solid) .nav-toggle span { background: #fff; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed; inset: 0; background: rgba(10, 20, 40, .97);
    flex-direction: column; justify-content: center; gap: 30px;
    opacity: 0; pointer-events: none; transition: opacity .3s ease;
  }
  .main-nav.open { opacity: 1; pointer-events: auto; }
  .main-nav a.nav-link { color: #fff !important; font-size: 20px; }
  .site-header--over:not(.site-header--solid) .main-nav a.nav-link { color: #fff; }
  .header-cta { margin: 10px 0 0; }
}

/* ---------- 首页 Hero / Banner 轮播 ---------- */
.hero { position: relative; height: min(92vh, 860px); min-height: 560px; overflow: hidden; background: var(--navy); }
.hero-slides, .hero-slide { position: absolute; inset: 0; }
.hero-slide { opacity: 0; transition: opacity 1s ease; pointer-events: none; }
.hero-slide.active { opacity: 1; pointer-events: auto; z-index: 2; }
.hero-slide img.hero-bg { width: 100%; height: 100%; object-fit: cover; transform: scale(1.06); transition: transform 6.5s ease; }
.hero-slide.active img.hero-bg { transform: scale(1); }
.hero-slide::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(5, 13, 28, .82) 0%, rgba(5, 13, 28, .45) 46%, rgba(5, 13, 28, .12) 100%);
}
.hero-content {
  position: absolute; inset: 0; z-index: 3;
  display: flex; flex-direction: column; justify-content: center;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 10px; color: #8fd0ff;
  font-size: 14px; letter-spacing: .28em; font-weight: 600; margin-bottom: 22px;
}
.hero-tag::before { content: ""; width: 34px; height: 2px; background: var(--grad-brand); }
.hero-title {
  color: #fff; font-size: clamp(34px, 5vw, 58px); font-weight: 700; line-height: 1.22;
  letter-spacing: .02em; max-width: 760px;
}
.hero-sub { color: rgba(226, 238, 250, .85); font-size: clamp(16px, 1.6vw, 19px); max-width: 620px; margin-top: 20px; }
.hero-actions { display: flex; gap: 16px; margin-top: 40px; flex-wrap: wrap; }

/* 轮播控制 */
.hero-dots { position: absolute; z-index: 5; left: 0; right: 0; bottom: 34px; display: flex; justify-content: center; gap: 10px; }
.hero-dots button {
  width: 34px; height: 4px; border-radius: 4px; border: 0; cursor: pointer;
  background: rgba(255, 255, 255, .3); transition: background .3s ease, width .3s ease;
}
.hero-dots button.active { background: var(--brand-light); width: 52px; }
.hero-arrow {
  position: absolute; z-index: 5; top: 50%; transform: translateY(-50%);
  width: 52px; height: 52px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .35);
  background: rgba(10, 20, 40, .25); color: #fff; font-size: 20px; cursor: pointer;
  display: flex; align-items: center; justify-content: center; transition: background .3s ease;
  backdrop-filter: blur(6px);
}
.hero-arrow:hover { background: rgba(0, 152, 255, .55); }
.hero-arrow--prev { left: 28px; }
.hero-arrow--next { right: 28px; }
@media (max-width: 860px) { .hero-arrow { display: none; } .hero { height: 78vh; } }

/* 内页页头 */
.page-hero {
  /* 默认主题：数字地球（关于华科），弱化处理：低透明、右移裁切 */
  --ph-motif: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 600 600'%3E%3Cg fill='none' stroke='%2378c2ff' stroke-width='1.1' opacity='.3'%3E%3Ccircle cx='300' cy='300' r='238'/%3E%3Cellipse cx='300' cy='300' rx='238' ry='94'/%3E%3Cellipse cx='300' cy='300' rx='238' ry='180'/%3E%3Cellipse cx='300' cy='300' rx='94' ry='238'/%3E%3Cellipse cx='300' cy='300' rx='180' ry='238'/%3E%3C/g%3E%3Cg fill='%2300c8ff' opacity='.45'%3E%3Ccircle cx='186' cy='186' r='4'/%3E%3Ccircle cx='420' cy='152' r='3'/%3E%3Ccircle cx='498' cy='332' r='4'/%3E%3Ccircle cx='242' cy='468' r='3'/%3E%3Ccircle cx='332' cy='118' r='3'/%3E%3C/g%3E%3Cg stroke='%2300c8ff' stroke-width='1' opacity='.3' fill='none'%3E%3Cpath d='M186 186L332 118L420 152'/%3E%3Cpath d='M420 152L498 332L242 468'/%3E%3C/g%3E%3C/svg%3E");
  --ph-motif-pos: right -200px center / 600px 600px;
  position: relative; padding: 168px 0 92px; color: #fff; overflow: hidden;
  background: var(--ph-bg, linear-gradient(126deg, #030d22 0%, #062352 38%, #0a4096 72%, #0073d6 100%));
}
/* 光晕 + 点阵 + 主题元素（每页差异化） */
.page-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(680px 320px at 86% -12%, rgba(0, 178, 255, .3), transparent 60%),
    radial-gradient(600px 380px at -6% 116%, rgba(110, 88, 255, .24), transparent 62%),
    var(--ph-motif) var(--ph-motif-pos) no-repeat,
    radial-gradient(rgba(130, 195, 255, .12) 1px, transparent 1.6px) 0 0 / 46px 46px;
}
/* 斜切光带缓慢扫过 */
.page-hero::after {
  content: ""; position: absolute; top: -40%; bottom: -40%; left: -45%; width: 34%; pointer-events: none;
  background: linear-gradient(100deg, transparent, rgba(120, 200, 255, .12), transparent);
  transform: skewX(-16deg);
  animation: ph-sweep 9s ease-in-out infinite;
}
@keyframes ph-sweep {
  0%, 100% { left: -45%; opacity: 0; }
  12% { opacity: 1; }
  55% { left: 112%; opacity: 1; }
  62% { left: 112%; opacity: 0; }
}
.page-hero .container { position: relative; z-index: 2; }
/* 英文眉题 + 大字标题 + 渐变科技下划线 */
.page-hero .ph-en {
  display: flex; align-items: center; gap: 12px;
  font-size: 13px; font-weight: 700; letter-spacing: .34em;
  color: rgba(120, 200, 255, .9); margin-bottom: 18px;
}
.page-hero .ph-en::before { content: ""; width: 36px; height: 2px; background: currentColor; opacity: .65; }
.page-hero h1 {
  font-size: clamp(40px, 5.2vw, 64px); font-weight: 800; letter-spacing: .01em; line-height: 1.14;
  text-shadow: 0 6px 36px rgba(0, 40, 100, .55), 0 0 46px rgba(0, 178, 255, .22);
}
.page-hero h1::after {
  content: ""; display: block; width: 76px; height: 4px; border-radius: 2px; margin-top: 24px;
  background: linear-gradient(90deg, #00c8ff, #0073d6);
  box-shadow: 0 0 18px rgba(0, 178, 255, .75);
}
.page-hero p { color: rgba(198, 224, 251, .9); max-width: 620px; margin-top: 18px; font-size: 16.5px; }
.breadcrumb { font-size: 14px; color: #8ba7cf; margin-bottom: 22px; letter-spacing: .06em; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { margin: 0 8px; opacity: .6; }
/* 板块差异化变体：各自主题元素 + 色相微调 */
.page-hero--violet {
  --ph-bg: linear-gradient(126deg, #070d26 0%, #101f5c 38%, #1b3a9e 72%, #0a5fc8 100%);
  /* 产品服务 · 电路线条 */
  --ph-motif: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 640 640'%3E%3Cg stroke='%2378c2ff' stroke-width='1.1' fill='none' opacity='.32'%3E%3Cpath d='M60 0v150h100v80h60'/%3E%3Cpath d='M580 640V470h-110v-100h-70'/%3E%3Cpath d='M0 380h170v100h80'/%3E%3Cpath d='M640 210H440V90h-80'/%3E%3Cpath d='M330 0v90'/%3E%3Cpath d='M330 640v-90'/%3E%3C/g%3E%3Cg fill='%2300c8ff' opacity='.45'%3E%3Ccircle cx='60' cy='150' r='4'/%3E%3Ccircle cx='160' cy='230' r='4'/%3E%3Ccircle cx='470' cy='470' r='4'/%3E%3Ccircle cx='440' cy='90' r='4'/%3E%3Ccircle cx='170' cy='480' r='4'/%3E%3Ccircle cx='330' cy='90' r='3'/%3E%3C/g%3E%3C/svg%3E");
  --ph-motif-pos: right -110px center / 680px 680px;
}
.page-hero--cyan {
  --ph-bg: linear-gradient(126deg, #030d22 0%, #062352 38%, #0a4096 72%, #0073d6 100%);
  /* 企业动态 · 数据网格 */
  --ph-motif: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 640 640'%3E%3Cg stroke='%2378c2ff' stroke-width='1' fill='none' opacity='.3'%3E%3Cpath d='M80 640L320 120L560 640'/%3E%3Cpath d='M180 640L360 220L540 640'/%3E%3Cpath d='M0 520h640'/%3E%3Cpath d='M40 400h560'/%3E%3Cpath d='M110 290h420'/%3E%3C/g%3E%3Cg fill='%2300c8ff' opacity='.45'%3E%3Ccircle cx='320' cy='120' r='4'/%3E%3Ccircle cx='230' cy='400' r='3'/%3E%3Ccircle cx='470' cy='400' r='3'/%3E%3Ccircle cx='140' cy='520' r='3'/%3E%3Ccircle cx='510' cy='520' r='3'/%3E%3C/g%3E%3C/svg%3E");
  --ph-motif-pos: right -140px bottom -60px / 620px 620px;
}
.page-hero--azure {
  --ph-bg: linear-gradient(126deg, #030d22 0%, #062352 38%, #0a4096 72%, #0073d6 100%);
  /* 学员社区 · AI节点星图 */
  --ph-motif: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 640 640'%3E%3Cg stroke='%2378c2ff' stroke-width='1' fill='none' opacity='.32'%3E%3Cpath d='M120 200L260 120L400 210L520 140'/%3E%3Cpath d='M260 120L300 320L180 430'/%3E%3Cpath d='M300 320L470 380L520 140'/%3E%3Cpath d='M180 430L360 520L470 380'/%3E%3Cpath d='M120 200L180 430'/%3E%3C/g%3E%3Cg fill='%2300c8ff' opacity='.5'%3E%3Ccircle cx='120' cy='200' r='5'/%3E%3Ccircle cx='260' cy='120' r='4'/%3E%3Ccircle cx='400' cy='210' r='5'/%3E%3Ccircle cx='520' cy='140' r='4'/%3E%3Ccircle cx='300' cy='320' r='5'/%3E%3Ccircle cx='180' cy='430' r='4'/%3E%3Ccircle cx='470' cy='380' r='5'/%3E%3Ccircle cx='360' cy='520' r='4'/%3E%3C/g%3E%3C/svg%3E");
  --ph-motif-pos: right -160px center / 640px 640px;
}
.page-hero--geo {
  /* 联系我们 · 抽象几何 */
  --ph-motif: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 640 640'%3E%3Cg fill='none' stroke='%2378c2ff' stroke-width='1.2' opacity='.3'%3E%3Cpath d='M320 90L520 205v230L320 550L120 435V205z'/%3E%3Ccircle cx='320' cy='320' r='130'/%3E%3Ccircle cx='320' cy='320' r='70' stroke-dasharray='6 8'/%3E%3C/g%3E%3Cg stroke='%2300c8ff' stroke-width='1' opacity='.35'%3E%3Cpath d='M60 480L200 560'/%3E%3Cpath d='M440 80L580 160'/%3E%3C/g%3E%3Cg fill='%2300c8ff' opacity='.45'%3E%3Ccircle cx='320' cy='90' r='4'/%3E%3Ccircle cx='520' cy='435' r='4'/%3E%3Ccircle cx='120' cy='205' r='4'/%3E%3C/g%3E%3C/svg%3E");
  --ph-motif-pos: right -180px center / 620px 620px;
}
@media (max-width: 720px) {
  .page-hero { padding: 132px 0 68px; --ph-motif-pos: right -260px center / 460px 460px !important; }
}
@media (prefers-reduced-motion: reduce) { .page-hero::after { animation: none; } }

/* ---------- 卡片与网格 ---------- */
.grid { display: grid; gap: 28px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1024px) { .grid--4 { grid-template-columns: repeat(2, 1fr); } .grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; } }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 34px 30px; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: #cfe4f8; }
.card__icon {
  width: 56px; height: 56px; border-radius: 14px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(0, 152, 255, .12), rgba(0, 178, 255, .06));
  color: var(--brand-deep); margin-bottom: 22px;
}
.card__icon svg { width: 28px; height: 28px; }
.card h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 15px; }
.card .card-link {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 20px;
  color: var(--brand); font-weight: 600; font-size: 14px;
}
.card .card-link svg { width: 15px; height: 15px; transition: transform .25s ease; }
.card:hover .card-link svg { transform: translateX(4px); }

/* ---------- 数据统计带 ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
@media (max-width: 900px) { .stats { grid-template-columns: repeat(2, 1fr); } }
.stat {
  text-align: center; padding: 40px 18px; border-radius: var(--radius);
  background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .1);
}
.stat .stat-num {
  font-size: clamp(36px, 4vw, 50px); font-weight: 800; line-height: 1.1;
  background: linear-gradient(120deg, #66c6ff, #00b2ff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
}
.stat .stat-label { color: #9fb2cf; margin-top: 10px; font-size: 15px; }

/* ---------- 五维闭环 ---------- */
.loop-flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; counter-reset: step; }
@media (max-width: 960px) { .loop-flow { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .loop-flow { grid-template-columns: 1fr; } }
.loop-step {
  position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 22px; text-align: center; transition: transform .3s ease, box-shadow .3s ease;
}
.loop-step:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.loop-step::before {
  counter-increment: step; content: "0" counter(step);
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%; margin-bottom: 16px;
  background: var(--grad-brand); color: #fff; font-weight: 700; font-size: 15px;
  box-shadow: var(--shadow-brand);
}
.loop-step h4 { font-size: 18px; margin-bottom: 8px; }
.loop-step p { color: var(--muted); font-size: 14px; }

/* ---------- 图文分栏 ---------- */
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center; }
.split--reverse { grid-template-columns: 1fr 1.05fr; }
@media (max-width: 900px) { .split, .split--reverse { grid-template-columns: 1fr; gap: 36px; } }
.split h2 { font-size: clamp(26px, 3vw, 36px); line-height: 1.3; margin: 12px 0 16px; }
.split .text p { color: var(--muted); margin-bottom: 14px; }
.check-list li {
  position: relative; padding-left: 30px; margin-bottom: 12px; color: var(--ink-2); font-size: 15.5px;
}
.check-list li::before {
  content: ""; position: absolute; left: 0; top: 7px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--grad-brand);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/contain no-repeat, linear-gradient(#fff, #fff);
  -webkit-mask-composite: destination-out; mask-composite: exclude;
}
.visual-panel {
  border-radius: 20px; overflow: hidden; position: relative; min-height: 380px;
  background:
    radial-gradient(520px 320px at 80% 10%, rgba(0, 178, 255, .35), transparent 60%),
    radial-gradient(420px 300px at 10% 90%, rgba(0, 102, 200, .4), transparent 60%),
    var(--navy-2);
  box-shadow: var(--shadow-md);
  display: flex; align-items: center; justify-content: center; padding: 44px;
}
.visual-panel .rings { position: absolute; inset: 0; opacity: .5; }
.visual-panel .panel-inner { position: relative; z-index: 2; text-align: center; color: #fff; }
.visual-panel .panel-inner .big { font-size: clamp(40px, 4.6vw, 56px); font-weight: 800; background: linear-gradient(120deg, #8fd0ff, #ffffff); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.visual-panel .panel-inner .small { color: #9fb2cf; margin-top: 12px; letter-spacing: .18em; font-size: 14px; }

/* ---------- 合作伙伴墙 ---------- */
.partner-wall { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
@media (max-width: 1024px) { .partner-wall { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .partner-wall { grid-template-columns: repeat(2, 1fr); } }
.partner {
  border: 1px solid var(--line); border-radius: 12px; background: #fff;
  padding: 22px 12px; text-align: center; font-weight: 600; color: var(--ink-2); font-size: 15px;
  transition: border-color .3s ease, color .3s ease, transform .3s ease;
}
.partner:hover { border-color: var(--brand); color: var(--brand-deep); transform: translateY(-3px); }

/* ---------- CTA 横幅 ---------- */
.cta-band {
  position: relative; overflow: hidden; border-radius: 24px; padding: 72px 56px; color: #fff;
  background:
    radial-gradient(640px 360px at 90% 0%, rgba(0, 178, 255, .45), transparent 60%),
    linear-gradient(120deg, #0a1a36, #0d2b57 60%, #0a4d8f);
  display: flex; align-items: center; justify-content: space-between; gap: 36px; flex-wrap: wrap;
}
.cta-band h2 { font-size: clamp(26px, 3vw, 36px); line-height: 1.35; }
.cta-band p { color: #b9cbe4; margin-top: 10px; }
@media (max-width: 640px) { .cta-band { padding: 48px 28px; } }

/* ---------- 产品服务详情 ---------- */
.svc-anchor-nav {
  position: sticky; top: 76px; z-index: 60; background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(12px); border-bottom: 1px solid var(--line);
}
.svc-anchor-nav .container { display: flex; gap: 8px; overflow-x: auto; padding-top: 10px; padding-bottom: 10px; }
.svc-anchor-nav a {
  padding: 9px 20px; border-radius: 999px; font-size: 14.5px; font-weight: 600; color: var(--muted);
  border: 1px solid transparent; white-space: nowrap; transition: all .25s ease;
}
.svc-anchor-nav a:hover { color: var(--brand-deep); border-color: #cfe4f8; }
.svc-block { padding: 88px 0; border-bottom: 1px solid var(--line); }
.svc-block:last-of-type { border-bottom: 0; }
.svc-block:nth-child(even) { background: var(--bg-soft); }
.svc-badge {
  display: inline-block; padding: 6px 16px; border-radius: 999px; font-size: 13px; font-weight: 700;
  color: var(--brand-deep); background: rgba(0, 152, 255, .1); letter-spacing: .1em; margin-bottom: 16px;
}
.svc-block h2 { font-size: clamp(26px, 3vw, 34px); margin-bottom: 14px; }
.svc-block .svc-lead { color: var(--muted); max-width: 760px; margin-bottom: 40px; font-size: 16.5px; }

.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 900px) { .feature-list { grid-template-columns: 1fr; } }
.feature {
  background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 26px 24px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.svc-block:nth-child(even) .feature { background: #fff; }
.svc-block:nth-child(odd) .feature { background: var(--bg-soft); border-color: transparent; }
.feature:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); }
.feature h4 { font-size: 17px; margin-bottom: 8px; display: flex; align-items: center; gap: 10px; }
.feature h4 .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--grad-brand); flex: none; }
.feature p { color: var(--muted); font-size: 14.5px; }

/* 课程阶梯 */
.course-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; align-items: end; }
@media (max-width: 1024px) { .course-steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .course-steps { grid-template-columns: 1fr; } }
.course-step {
  background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 24px 20px; position: relative;
  transition: transform .3s ease, box-shadow .3s ease;
}
.course-step:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.course-step .lv { font-size: 13px; font-weight: 800; color: var(--brand); letter-spacing: .12em; }
.course-step h4 { font-size: 17px; margin: 8px 0 6px; }
.course-step .price { display: inline-block; font-size: 12.5px; font-weight: 700; color: var(--brand-deep); background: rgba(0, 152, 255, .09); border-radius: 999px; padding: 3px 12px; margin-bottom: 10px; }
.course-step p { color: var(--muted); font-size: 13.5px; line-height: 1.65; }
.course-step--top { border-color: var(--brand); box-shadow: var(--shadow-brand); }

/* 园区模式 */
.park-model { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .park-model { grid-template-columns: 1fr; } }
.park-card {
  border-radius: var(--radius); padding: 36px 30px; color: #fff; position: relative; overflow: hidden;
  background: linear-gradient(150deg, #0e2144, #0a1428);
  border: 1px solid rgba(255, 255, 255, .08); min-height: 240px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.park-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.park-card .num {
  font-size: 52px; font-weight: 800; line-height: 1;
  background: linear-gradient(120deg, #66c6ff, #00b2ff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.park-card h4 { font-size: 20px; margin: 14px 0 10px; }
.park-card p { color: #9fb2cf; font-size: 14.5px; }

/* 时间线 */
.timeline { position: relative; padding-left: 34px; }
.timeline::before { content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(#0098ff, #cfe4f8); }
.timeline-item { position: relative; padding-bottom: 34px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: ""; position: absolute; left: -32px; top: 7px; width: 14px; height: 14px; border-radius: 50%;
  background: #fff; border: 3px solid var(--brand); box-shadow: 0 0 0 4px rgba(0, 152, 255, .12);
}
.timeline-item h4 { font-size: 17.5px; margin-bottom: 6px; }
.timeline-item p { color: var(--muted); font-size: 15px; }

/* ---------- 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-item { display: flex; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.contact-item:last-child { border-bottom: 0; }
.contact-item .ic {
  flex: none; width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(0, 152, 255, .12), rgba(0, 178, 255, .06)); color: var(--brand-deep);
}
.contact-item .ic svg { width: 22px; height: 22px; }
.contact-item h4 { font-size: 16px; margin-bottom: 4px; }
.contact-item p { color: var(--muted); font-size: 15px; }
.contact-item p a { color: var(--brand-deep); font-weight: 600; }
.contact-item p a:hover { text-decoration: underline; }

.form-card { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 42px 40px; box-shadow: var(--shadow-sm); }
.form-card h3 { font-size: 22px; margin-bottom: 6px; }
.form-card > p { color: var(--muted); font-size: 14.5px; margin-bottom: 26px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.form-field { margin-bottom: 18px; }
.form-field label { display: block; font-size: 14px; font-weight: 600; color: var(--ink-2); margin-bottom: 8px; }
.form-field input, .form-field select, .form-field textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 13px 16px; font-size: 15px;
  font-family: inherit; color: var(--ink); background: #fbfcfe; transition: border-color .25s ease, box-shadow .25s ease;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(0, 152, 255, .12); background: #fff;
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 13px; color: #98a2b3; margin-top: 14px; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--navy); color: #8ea2c2; padding: 72px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 48px; padding-bottom: 52px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand img { height: 36px; margin-bottom: 18px; }
.footer-brand p { font-size: 14.5px; line-height: 1.8; max-width: 320px; }
.footer-col h5 { color: #fff; font-size: 15px; margin-bottom: 18px; letter-spacing: .06em; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 14.5px; transition: color .25s ease; }
.footer-col a:hover { color: #fff; }
.footer-contact li { display: flex; gap: 10px; font-size: 14.5px; margin-bottom: 12px; align-items: flex-start; }
.footer-contact svg { width: 16px; height: 16px; flex: none; margin-top: 5px; color: var(--brand-light); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08); padding: 22px 0;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13px; color: #64789a;
}

/* ---------- 动效 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .12s; }
.reveal[data-delay="2"] { transition-delay: .24s; }
.reveal[data-delay="3"] { transition-delay: .36s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 企业宣传片视频 ---------- */
.video-wrap { max-width: 960px; margin: 0 auto; }
.video-frame {
  position: relative; border-radius: 20px; overflow: hidden; aspect-ratio: 16 / 9;
  background: #000; border: 1px solid rgba(255, 255, 255, .12);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .45);
}
.video-frame video { width: 100%; height: 100%; display: block; object-fit: cover; }
.video-cover {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: opacity .4s ease;
}
.video-cover img.cover-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.video-cover::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5, 13, 28, .12), rgba(5, 13, 28, .5));
}
.video-play {
  position: relative; z-index: 2; width: 84px; height: 84px; border-radius: 50%;
  background: var(--grad-brand); display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-brand); transition: transform .3s ease;
}
.video-cover:hover .video-play { transform: scale(1.08); }
.video-play svg { width: 30px; height: 30px; color: #fff; margin-left: 4px; }
.video-cover.hidden { opacity: 0; pointer-events: none; }
.video-meta { text-align: center; color: #9fb2cf; margin-top: 22px; font-size: 14.5px; letter-spacing: .04em; }

/* ---------- 数据分组 ---------- */
.stats-group + .stats-group { margin-top: 44px; }
.stats-group__label {
  text-align: center; color: #8fd0ff; font-size: 14px; letter-spacing: .24em;
  font-weight: 600; margin-bottom: 24px;
}

/* ---------- 我们的目标 ---------- */
.goal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .goal-grid { grid-template-columns: 1fr; } }
.goal-card {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 42px 32px; background: #fff;
  position: relative; overflow: hidden; transition: transform .3s ease, box-shadow .3s ease;
}
.goal-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--grad-brand);
  opacity: 0; transition: opacity .3s ease;
}
.goal-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.goal-card:hover::before { opacity: 1; }
.goal-num {
  font-size: clamp(44px, 4.8vw, 60px); font-weight: 800; line-height: 1; letter-spacing: -.01em;
  background: var(--grad-brand); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; font-variant-numeric: tabular-nums;
}
.goal-card h3 { font-size: 20px; margin: 18px 0 10px; }
.goal-card p { color: var(--muted); font-size: 15px; }

/* ---------- 板块高亮数据条 ---------- */
.svc-highlight {
  margin-top: 40px; border-radius: var(--radius); padding: 36px 42px;
  background: linear-gradient(120deg, #0a1a36, #0d2b57 60%, #0a4d8f);
  color: #fff; display: flex; align-items: center; gap: 32px; flex-wrap: wrap;
  position: relative; overflow: hidden;
}
.svc-highlight::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .4;
  background-image: radial-gradient(rgba(255, 255, 255, .12) 1px, transparent 1.5px);
  background-size: 48px 48px;
}
.svc-highlight .num {
  font-size: clamp(38px, 4vw, 54px); font-weight: 800; white-space: nowrap; line-height: 1;
  background: linear-gradient(120deg, #8fd0ff, #ffffff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums; position: relative; z-index: 2;
}
.svc-highlight .txt { position: relative; z-index: 2; }
.svc-highlight .txt h4 { font-size: 18px; margin-bottom: 6px; }
.svc-highlight .txt p { color: #a9bdd8; font-size: 14.5px; }

/* ---------- 单图 Hero（非轮播） ---------- */
.hero-static {
  position: relative; min-height: 92vh; display: flex; align-items: center;
  overflow: hidden; background: var(--navy);
}
.hero-static .hero-bg-img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.hero-static::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(5, 13, 28, .88) 0%, rgba(5, 13, 28, .55) 52%, rgba(5, 13, 28, .25) 100%);
}
.hero-static .container { position: relative; z-index: 2; padding: 120px 0 80px; }
.hero-static .hero-title { max-width: 640px; }
.hero-static .hero-sub { max-width: 560px; }

/* 联系 icon 行 */
.contact-icons { display: flex; align-items: center; gap: 14px; margin-top: 44px; flex-wrap: wrap; }
.contact-icons .ci-label { color: rgba(226, 238, 250, .6); font-size: 13.5px; letter-spacing: .12em; margin-right: 4px; }
.ci-btn {
  position: relative; width: 46px; height: 46px; border-radius: 12px; border: 1px solid rgba(255, 255, 255, .28);
  background: rgba(255, 255, 255, .08); color: #cfe6fb; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .25s ease, transform .25s ease, border-color .25s ease;
  backdrop-filter: blur(6px);
}
.ci-btn svg { width: 22px; height: 22px; }
.ci-btn:hover { background: rgba(0, 152, 255, .5); border-color: rgba(255, 255, 255, .5); transform: translateY(-3px); }
.ci-btn .ci-tip {
  position: absolute; bottom: -30px; left: 50%; transform: translateX(-50%);
  font-size: 12px; color: #fff; background: rgba(10, 20, 40, .9); padding: 3px 10px; border-radius: 6px;
  white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity .2s ease; z-index: 5;
}
.ci-btn:hover .ci-tip { opacity: 1; }

/* 二维码弹层 */
.qr-modal {
  position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center;
  background: rgba(5, 13, 28, .72); backdrop-filter: blur(8px);
  opacity: 0; pointer-events: none; transition: opacity .3s ease; padding: 24px;
}
.qr-modal.open { opacity: 1; pointer-events: auto; }
.qr-card {
  background: #fff; border-radius: 20px; padding: 34px 34px 28px; text-align: center;
  width: min(360px, 92vw); transform: translateY(14px); transition: transform .3s ease;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .4);
}
.qr-modal.open .qr-card { transform: none; }
.qr-card img { width: 100%; border-radius: 12px; border: 1px solid var(--line); }
.qr-card h4 { font-size: 18px; margin: 18px 0 6px; color: var(--ink); }
.qr-card p { color: var(--muted); font-size: 14px; word-break: break-all; }
.qr-close {
  margin-top: 20px; border: 0; background: var(--bg-soft); color: var(--ink-2);
  padding: 10px 26px; border-radius: 999px; font-size: 14px; font-weight: 600; cursor: pointer;
  transition: background .25s ease;
}
.qr-close:hover { background: #e4eefb; }

/* ---------- FAQ 手风琴 ---------- */
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 14px; margin-bottom: 14px; overflow: hidden; transition: border-color .25s ease, box-shadow .25s ease; }
.faq-item.open { border-color: #b9dcf7; box-shadow: var(--shadow-sm); }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 18px;
  padding: 22px 26px; background: none; border: 0; cursor: pointer; text-align: left;
  font-size: 16.5px; font-weight: 600; color: var(--ink); font-family: inherit;
}
.faq-q .fq-ic {
  flex: none; width: 26px; height: 26px; border-radius: 50%; position: relative;
  background: rgba(0, 152, 255, .1); transition: transform .3s ease, background .3s ease;
}
.faq-q .fq-ic::before, .faq-q .fq-ic::after {
  content: ""; position: absolute; top: 50%; left: 50%; background: var(--brand-deep); border-radius: 2px;
  transform: translate(-50%, -50%);
}
.faq-q .fq-ic::before { width: 12px; height: 2px; }
.faq-q .fq-ic::after { width: 2px; height: 12px; transition: opacity .25s ease; }
.faq-item.open .fq-ic { background: var(--brand); transform: rotate(180deg); }
.faq-item.open .fq-ic::before, .faq-item.open .fq-ic::after { background: #fff; }
.faq-item.open .fq-ic::after { opacity: 0; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-a .faq-a-inner { padding: 0 26px 24px; color: var(--muted); font-size: 15px; line-height: 1.8; }

/* ---------- 案例中心：视频卡片 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
@media (max-width: 1024px) { .case-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .case-grid { grid-template-columns: 1fr; } }
.case-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.case-thumb { position: relative; aspect-ratio: 16 / 9; overflow: hidden; cursor: pointer; background: var(--navy); }
.case-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.case-card:hover .case-thumb img { transform: scale(1.05); }
.case-thumb::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5, 13, 28, 0), rgba(5, 13, 28, .35));
}
.case-play {
  position: absolute; z-index: 2; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 58px; height: 58px; border-radius: 50%; background: rgba(0, 152, 255, .92);
  display: flex; align-items: center; justify-content: center; color: #fff;
  box-shadow: var(--shadow-brand); transition: transform .3s ease;
}
.case-thumb:hover .case-play { transform: translate(-50%, -50%) scale(1.1); }
.case-play svg { width: 22px; height: 22px; margin-left: 3px; }
.case-thumb video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; background: #000; z-index: 3; }
.case-missing {
  position: absolute; inset: 0; z-index: 4; display: none; align-items: center; justify-content: center;
  background: rgba(5, 13, 28, .88); color: #9fb2cf; font-size: 13.5px; text-align: center; padding: 20px; line-height: 1.7;
}
.case-missing.show { display: flex; }
.case-info { padding: 20px 22px; }
.case-info .case-tag {
  display: inline-block; font-size: 12px; font-weight: 700; color: var(--brand-deep);
  background: rgba(0, 152, 255, .09); padding: 3px 12px; border-radius: 999px; margin-bottom: 10px; letter-spacing: .05em;
}
.case-info h3 { font-size: 17.5px; font-weight: 700; }

/* ---------- 照片墙 ---------- */
.photo-wall { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) { .photo-wall { grid-template-columns: repeat(2, 1fr); } }
.photo-wall figure {
  border-radius: 14px; overflow: hidden; position: relative; aspect-ratio: 3 / 2; background: var(--bg-soft);
  border: 1px solid var(--line); margin: 0;
}
.photo-wall img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.photo-wall figure:hover img { transform: scale(1.05); }

/* ---------- 产品头部（带logo） ---------- */
.prod-head { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; margin-bottom: 18px; }
.prod-head img { height: 64px; width: auto; }
.prod-head .prod-title h2 { margin-bottom: 6px; }

/* ---------- 服务对象卡 ---------- */
.aud-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
@media (max-width: 860px) { .aud-grid { grid-template-columns: 1fr; } }
.aud-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 36px 34px;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease; position: relative; overflow: hidden;
}
.aud-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: #cfe4f8; }
.aud-card .aud-tag {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .08em;
  color: var(--brand-deep); background: rgba(0, 152, 255, .09); padding: 5px 14px; border-radius: 999px; margin-bottom: 16px;
}
.aud-card h3 { font-size: 21px; margin-bottom: 10px; }
.aud-card > p { color: var(--muted); font-size: 15px; margin-bottom: 18px; }
.aud-card .check-list li { font-size: 15px; margin-bottom: 10px; }
.aud-card .btn { margin-top: 14px; padding: 11px 24px; font-size: 14px; }

/* ---------- 合作方 Logo 墙 ---------- */
.logo-wall { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 1024px) { .logo-wall { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .logo-wall { grid-template-columns: repeat(2, 1fr); } }
.logo-slot {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  aspect-ratio: 5 / 3; display: flex; align-items: center; justify-content: center;
  padding: 18px 22px; transition: border-color .3s ease, transform .3s ease, box-shadow .3s ease;
}
.logo-slot:hover { border-color: #b9dcf7; transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.logo-slot img { max-width: 100%; max-height: 100%; object-fit: contain; }
.logo-group-label {
  display: flex; align-items: center; gap: 14px; margin: 0 0 26px;
  font-size: 15px; font-weight: 700; color: var(--ink-2); letter-spacing: .08em;
}
.logo-group-label::before { content: ""; width: 26px; height: 2px; background: var(--grad-brand); border-radius: 2px; }
.logo-group + .logo-group { margin-top: 48px; }
.logo-wall--five { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 1024px) { .logo-wall--five { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 760px) { .logo-wall--five { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 520px) { .logo-wall--five { grid-template-columns: repeat(2, 1fr); } }

/* ---------- 三列数据带 ---------- */
.stats--3 { grid-template-columns: repeat(3, 1fr); max-width: 960px; margin: 0 auto; }
@media (max-width: 900px) { .stats--3 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .stats--3 { grid-template-columns: 1fr; max-width: 320px; } }

/* ---------- 图灵兽数据条 ---------- */
.turing-stats { display: flex; gap: 40px; flex-wrap: wrap; position: relative; z-index: 2; }
.turing-stats .ts-item .n { font-size: 27px; font-weight: 800; color: #fff; line-height: 1.15; white-space: nowrap; }
.turing-stats .ts-item .l { font-size: 12.5px; color: #9fb2cf; margin-top: 3px; white-space: nowrap; }

/* ---------- 冰蓝品牌区块（呼应品牌海报） ---------- */
.section--ice {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, #e6f2ff 0%, #f5faff 100%);
}
.section--ice::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(560px 300px at 92% 0%, rgba(0, 152, 255, .16), transparent 62%),
    radial-gradient(480px 280px at 0% 100%, rgba(0, 102, 200, .12), transparent 62%);
}
.section--ice::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: radial-gradient(rgba(0, 102, 200, .12) 1px, transparent 1.5px);
  background-size: 48px 48px;
}
.section--ice .container { position: relative; z-index: 2; }
.section--ice .loop-step { border-color: rgba(0, 152, 255, .18); box-shadow: 0 6px 22px rgba(0, 102, 200, .08); }
.section--ice .loop-step:hover { box-shadow: 0 14px 34px rgba(0, 102, 200, .16), 0 0 0 1px rgba(0, 152, 255, .3); }
.loop-flow--icons .loop-step::before { display: none; }
.loop-step .step-ic {
  width: 50px; height: 50px; border-radius: 14px; margin: 0 auto 16px;
  background: var(--grad-brand); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-brand);
}
.loop-step .step-ic svg { width: 24px; height: 24px; }

/* ---------- Hero 右侧科技视觉 ---------- */
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 32px; }
.hero-visual { position: relative; height: 500px; }
.hv-glow {
  position: absolute; inset: 6% 2%;
  background: radial-gradient(closest-side, rgba(0, 152, 255, .45), rgba(0, 102, 200, .12) 55%, transparent 75%);
  filter: blur(28px);
}
.hv-infinity {
  position: absolute; top: 50%; left: 50%; width: 84%; transform: translate(-50%, -50%);
  filter: drop-shadow(0 0 26px rgba(0, 178, 255, .55)) drop-shadow(0 18px 42px rgba(0, 60, 140, .4));
  animation: hvBreath 5.5s ease-in-out infinite;
}
@keyframes hvBreath {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -52%) scale(1.02); }
}
.hv-chip {
  position: absolute; padding: 15px 22px; border-radius: 14px; z-index: 3;
  background: rgba(6, 16, 34, .62); border: 1.5px solid rgba(120, 200, 255, .5);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 14px 34px rgba(0, 20, 60, .5), 0 0 22px rgba(0, 152, 255, .2);
  animation: hvFloat 6s ease-in-out infinite;
}
.hv-chip .n {
  display: block; font-size: 24px; font-weight: 800; line-height: 1.15;
  background: linear-gradient(120deg, #8fd0ff, #ffffff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
}
.hv-chip .l { display: block; font-size: 12.5px; color: #9fb2cf; margin-top: 3px; }
.hv-chip--1 { top: 8%; left: 2%; }
.hv-chip--2 { bottom: 12%; left: -2%; animation-delay: 1.6s; }
.hv-chip--3 { top: 32%; right: 0; animation-delay: 3s; }
@keyframes hvFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .hv-infinity, .hv-chip { animation: none; }
}

/* ---------- 深色区网格质感 ---------- */
.section--navy { position: relative; overflow: hidden; }
.section--navy::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, .06) 1px, transparent 1.5px);
  background-size: 52px 52px;
}
.section--navy .container { position: relative; z-index: 2; }

/* ---------- 卡片品牌辉光 ---------- */
.card:hover, .aud-card:hover, .goal-card:hover {
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(0, 152, 255, .35);
}
.feature:hover { box-shadow: var(--shadow-sm), 0 0 0 1px rgba(0, 152, 255, .3); }
.stat { transition: border-color .3s ease, box-shadow .3s ease, transform .3s ease; }
.stat:hover { border-color: rgba(0, 178, 255, .5); box-shadow: 0 0 30px rgba(0, 152, 255, .18); transform: translateY(-3px); }

/* ---------- 图灵兽科技舞台（黑金主题） ---------- */
.turing-stage {
  position: relative; border-radius: 24px; padding: 2px; margin-top: 8px;
  background: conic-gradient(from 0deg, #b8860b, #f5c518, #ffe27a, #d4a017, #b8860b);
  box-shadow: 0 26px 64px rgba(120, 84, 0, .35);
}
.turing-stage__inner {
  position: relative; border-radius: 22px; padding: 48px 46px; overflow: hidden;
  background:
    radial-gradient(720px 380px at 92% -10%, rgba(245, 197, 24, .16), transparent 60%),
    radial-gradient(560px 340px at -4% 112%, rgba(184, 134, 11, .18), transparent 60%),
    #0c0c12;
}
.turing-stage__inner::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255, 226, 122, .09) 1px, transparent 1.5px);
  background-size: 46px 46px;
}
.turing-stage .ts-head, .turing-stage .feature-list, .turing-stage .svc-highlight { position: relative; z-index: 2; }

/* 舞台头部 */
.ts-head { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; margin-bottom: 34px; }
.ts-head img { height: 88px; width: auto; filter: drop-shadow(0 6px 22px rgba(245, 197, 24, .35)); }
.ts-tag {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .22em;
  color: #f5c518; margin-bottom: 10px;
}
.ts-title { font-size: clamp(24px, 3vw, 34px); font-weight: 800; color: #ffffff; line-height: 1.25; margin: 0; }
.ts-title .gold {
  background: linear-gradient(120deg, #ffe27a, #f5c518);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.ts-sub { color: #cfc7ae; font-size: 15.5px; margin-top: 10px; }

/* 特性卡：4列网格 + 高优先级深色覆写 */
.turing-stage .feature-list { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1024px) { .turing-stage .feature-list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .turing-stage .feature-list { grid-template-columns: 1fr; } }
.turing-stage .feature-list .feature {
  background: rgba(255, 255, 255, .045);
  border: 1px solid rgba(245, 197, 24, .16);
  border-radius: 14px;
}
.turing-stage .feature-list .feature h4 { color: #ffffff; }
.turing-stage .feature-list .feature h4 .dot { background: linear-gradient(120deg, #ffe27a, #f5c518); }
.turing-stage .feature-list .feature p { color: #b5b0c2; }
.turing-stage .feature-list .feature:hover {
  border-color: rgba(245, 197, 24, .5);
  box-shadow: 0 12px 32px rgba(0, 0, 0, .45), 0 0 24px rgba(245, 197, 24, .12);
  transform: translateY(-4px);
}

/* 金句数据条 */
.turing-stage .svc-highlight {
  background: linear-gradient(120deg, rgba(245, 197, 24, .13), rgba(184, 134, 11, .06));
  border: 1px solid rgba(245, 197, 24, .32);
  margin-bottom: 0;
}
.turing-stage .svc-highlight::after { background-image: radial-gradient(rgba(255, 226, 122, .12) 1px, transparent 1.5px); }
.turing-stage .svc-highlight .txt h4 { color: #ffffff; }
.turing-stage .svc-highlight .txt p { color: #cfc7ae; }
.turing-stage .turing-stats .n {
  background: linear-gradient(120deg, #ffe27a, #f5c518);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.turing-stage .turing-stats .l { color: #b5ab8e; }
@media (max-width: 640px) { .turing-stage__inner { padding: 34px 24px; } .ts-head img { height: 64px; } }

/* ---------- 首屏右侧照片轮播 ---------- */
.hero-visual { display: flex; align-items: center; justify-content: center; }
.hv-carousel {
  position: relative; width: 100%; aspect-ratio: 16 / 10; border-radius: 20px; overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .22);
  box-shadow: 0 30px 70px rgba(0, 40, 100, .5), 0 0 44px rgba(0, 152, 255, .16);
  background: #0a1428;
}
.hv-slide { position: absolute; inset: 0; opacity: 0; transition: opacity .9s ease; }
.hv-slide.active { opacity: 1; z-index: 1; }
.hv-slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hv-slide::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5, 13, 28, 0) 60%, rgba(5, 13, 28, .4));
}
.hv-dots { position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; z-index: 6; }
.hv-dot {
  width: 8px; height: 8px; border-radius: 999px; border: 0; padding: 0; cursor: pointer;
  background: rgba(255, 255, 255, .38); transition: all .3s ease;
}
.hv-dot.active { background: #00b2ff; width: 24px; box-shadow: 0 0 10px rgba(0, 178, 255, .8); }

/* 数据卡数字突出 */
.hv-chip .n { font-size: 31px; letter-spacing: -.01em; filter: drop-shadow(0 0 14px rgba(0, 178, 255, .65)); }
.hv-chip { border-width: 1.5px; }

/* ---------- 「我们是谁」顶部数据带 ---------- */
.hero-stats {
  display: flex; align-items: center; justify-content: center; gap: 0;
  margin: -8px auto 62px; max-width: 980px; position: relative;
}
.hero-stats::after {
  content: ""; position: absolute; bottom: -30px; left: 50%; transform: translateX(-50%);
  width: min(560px, 70%); height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 178, 255, .55), transparent);
}
.hs-item { flex: 1; text-align: center; position: relative; padding: 0 20px; }
.hs-item + .hs-item::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 1px; height: 62px;
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, .25), transparent);
}
.hs-num {
  display: block; font-size: clamp(46px, 5vw, 66px); font-weight: 800; line-height: 1.1;
  background: linear-gradient(120deg, #8fd0ff 10%, #ffffff 55%, #66c6ff 90%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums; letter-spacing: -.01em;
  filter: drop-shadow(0 0 22px rgba(0, 178, 255, .45));
  transition: transform .3s ease;
}
.hs-item:hover .hs-num { transform: scale(1.06); }
.hs-label { display: block; margin-top: 10px; font-size: 14.5px; color: #9fb2cf; letter-spacing: .22em; }
@media (max-width: 640px) {
  .hero-stats { flex-direction: column; gap: 26px; margin-bottom: 48px; }
  .hs-item + .hs-item::before { display: none; }
}

/* ---------- Hero 标题两端对齐 ---------- */
.hero-title .line-j { display: block; text-align: justify; text-align-last: justify; width: 7.2em; max-width: 100%; }

/* ---------- Hero 背书徽章 ---------- */
.hero-badges { display: flex; gap: 14px; margin-top: 30px; flex-wrap: wrap; }
.hb-badge {
  display: inline-flex; align-items: center; gap: 9px; padding: 9px 18px; border-radius: 999px;
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .22);
  color: #cfe6fb; font-size: 13.5px; font-weight: 600;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.hb-badge svg { width: 16px; height: 16px; color: #66c6ff; flex: none; }
.hb-badge--major {
  border-color: rgba(0, 178, 255, .65); background: rgba(0, 152, 255, .16);
  box-shadow: 0 0 18px rgba(0, 152, 255, .28);
}

/* ---------- 鹊思妙笔 · 冰蓝舞台 ---------- */
.quesi-stage {
  position: relative; border-radius: 24px; padding: 2px; margin: 10px 0 64px;
  background: linear-gradient(120deg, #0098ff, #66c6ff, #0066c8, #0098ff);
  box-shadow: 0 22px 54px rgba(0, 102, 200, .18);
}
.quesi-stage__inner {
  position: relative; border-radius: 22px; padding: 44px 42px; overflow: hidden;
  background: linear-gradient(160deg, #f0f7ff 0%, #e0efff 55%, #eef6ff 100%);
}
.quesi-stage__inner::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(0, 102, 200, .1) 1px, transparent 1.5px);
  background-size: 42px 42px;
}
.quesi-stage .qs-head, .quesi-stage .feature-list { position: relative; z-index: 2; }
.quesi-stage .feature-list { margin-bottom: 0 !important; }
.quesi-stage .feature-list .feature { background: #fff; border-color: rgba(0, 152, 255, .16); box-shadow: 0 6px 18px rgba(0, 102, 200, .06); }
.quesi-tag { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .22em; color: var(--brand-deep); margin-bottom: 10px; }
.quesi-title { font-size: clamp(24px, 3vw, 34px); font-weight: 800; color: var(--ink); margin: 0; }
.quesi-title .qs-accent {
  background: linear-gradient(120deg, #0066c8, #00b2ff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.quesi-sub { color: var(--muted); font-size: 15.5px; margin-top: 10px; }
.qs-head { margin-bottom: 30px; }
@media (max-width: 640px) { .quesi-stage__inner { padding: 32px 24px; } }

/* ---------- 服务卡图标 ---------- */
.aud-card .aud-ic {
  width: 46px; height: 46px; border-radius: 13px; background: var(--grad-brand); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-brand); margin-bottom: 18px;
}
.aud-card .aud-ic svg { width: 23px; height: 23px; }

/* ---------- 卡片 HUD 科技角（悬停显现） ---------- */
.card, .aud-card, .feature, .case-card, .goal-card, .form-card { position: relative; }
.card::after, .aud-card::after, .feature::after, .case-card::after, .goal-card::after, .form-card::after {
  content: ""; position: absolute; top: 10px; right: 10px; width: 16px; height: 16px;
  border-top: 2px solid rgba(0, 152, 255, .65); border-right: 2px solid rgba(0, 152, 255, .65);
  border-top-right-radius: 4px; pointer-events: none;
  opacity: 0; transition: opacity .3s ease;
}
.card:hover::after, .aud-card:hover::after, .feature:hover::after, .case-card:hover::after, .goal-card:hover::after, .form-card:hover::after { opacity: 1; }

/* ---------- 首屏大图 + 一句话公司介绍 ---------- */
.hero-full { margin-top: 76px; background: var(--navy); }
.hero-full-img { width: 100%; display: block; height: auto; }
.hero-intro { background: #fff; padding: 62px 0 58px; text-align: center; position: relative; }
.hero-intro-line {
  font-size: clamp(21px, 2.8vw, 33px); font-weight: 800; color: var(--ink);
  letter-spacing: .01em; max-width: 920px; margin: 0 auto; line-height: 1.5;
}
.hero-intro-line .accent {
  background: linear-gradient(120deg, #0066c8, #00b2ff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-intro .hero-badges { justify-content: center; margin-top: 26px; }
.hero-intro .hb-badge {
  background: rgba(0, 102, 200, .06); border-color: rgba(0, 102, 200, .25);
  color: var(--ink-2); backdrop-filter: none; -webkit-backdrop-filter: none;
}
.hero-intro .hb-badge svg { color: var(--brand); }
.hero-intro .hb-badge--major {
  background: rgba(0, 152, 255, .1); border-color: rgba(0, 152, 255, .55);
  color: var(--brand-deep); box-shadow: 0 0 16px rgba(0, 152, 255, .15);
}

/* ---------- 企业服务：左文右卡分栏 ---------- */
.ent-grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 60px; align-items: center; }
.ent-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.ent-card {
  background: #fff; border: 1px solid rgba(0, 152, 255, .16); border-radius: 16px;
  padding: 26px 26px 24px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.ent-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(0, 102, 200, .14), 0 0 0 1px rgba(0, 152, 255, .3); }
.ent-card .aud-ic { width: 42px; height: 42px; border-radius: 12px; margin-bottom: 14px; }
.ent-card h4 { font-size: 16.5px; margin: 0 0 8px; color: var(--ink); }
.ent-card p { font-size: 14px; color: var(--muted); line-height: 1.7; margin: 0; }
@media (max-width: 960px) { .ent-grid { grid-template-columns: 1fr; gap: 40px; } }
@media (max-width: 560px) { .ent-cards { grid-template-columns: 1fr; } }

/* ---------- 照片卡（课程轮播 / 园区照片） ---------- */
.photo-card { padding: 0; overflow: hidden; }
.photo-card .hv-carousel { border: 0; border-radius: 0; box-shadow: none; aspect-ratio: 16 / 10; }
.photo-card .pc-img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; }
.photo-card .pc-body { padding: 24px 28px 28px; }
.photo-card .pc-body h3 { margin: 0 0 8px; font-size: 19px; }
.photo-card .pc-body p { font-size: 14.5px; color: var(--muted); line-height: 1.75; margin: 0; }

/* ---------- 剧本创作 · 海报素材区 ---------- */
.script-block { display: grid; grid-template-columns: .92fr 1.08fr; gap: 48px; align-items: center; margin-bottom: 56px; }
.script-block h3 { font-size: clamp(20px, 2.2vw, 26px); margin: 0 0 14px; }
.script-block .sb-desc { font-size: 15.5px; color: var(--muted); line-height: 1.85; margin: 0; }
.script-posters { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.script-posters .sp-item {
  border-radius: 14px; overflow: hidden; box-shadow: 0 12px 30px rgba(13, 27, 46, .14);
  transition: transform .3s ease, box-shadow .3s ease;
}
.script-posters .sp-item:hover { transform: translateY(-5px); box-shadow: 0 18px 40px rgba(0, 102, 200, .2), 0 0 0 1px rgba(0, 152, 255, .35); }
.script-posters .sp-item img { width: 100%; display: block; aspect-ratio: 8 / 5; object-fit: cover; }
@media (max-width: 900px) { .script-block { grid-template-columns: 1fr; gap: 30px; } }
@media (max-width: 520px) { .script-posters { grid-template-columns: 1fr 1fr; } }

/* ---------- 合作伙伴 · 无缝轮播 ---------- */
.logo-marquee {
  overflow: hidden; position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.logo-track { display: flex; gap: 20px; width: max-content; animation: logo-marquee 46s linear infinite; }
.logo-marquee:hover .logo-track { animation-play-state: paused; }
.logo-track .logo-slot { flex: none; width: 210px; }
@keyframes logo-marquee { to { transform: translateX(-50%); } }
@media (max-width: 640px) { .logo-track .logo-slot { width: 160px; } .logo-track { gap: 14px; animation-duration: 34s; } }
@media (prefers-reduced-motion: reduce) { .logo-track { animation: none; } }

/* ---------- 首屏大图 + 超大Slogan（左侧） ---------- */
.hero-full { position: relative; overflow: hidden; }
.hero-full-img { width: 100%; display: block; height: min(80vh, 860px); min-height: 480px; object-fit: cover; object-position: center 42%; }
.hero-full::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(5, 13, 28, .68) 0%, rgba(5, 13, 28, .34) 48%, rgba(5, 13, 28, 0) 78%);
}
.hero-slogan {
  position: absolute; z-index: 3; left: max(5vw, 28px); top: 50%; transform: translateY(-50%);
  max-width: 720px;
}
.hero-slogan .tag {
  display: inline-block; font-size: 14px; font-weight: 600; letter-spacing: .3em;
  color: rgba(190, 224, 255, .9); margin-bottom: 22px;
}
.hero-slogan h1 {
  font-size: clamp(40px, 5.8vw, 82px); font-weight: 800; color: #fff;
  line-height: 1.26; letter-spacing: .02em; margin: 0;
  text-shadow: 0 6px 34px rgba(3, 10, 24, .6);
}
@media (max-width: 720px) {
  .hero-full::after { background: linear-gradient(180deg, rgba(5,13,28,.15) 0%, rgba(5,13,28,.72) 100%); }
  .hero-slogan { left: 22px; right: 22px; top: auto; bottom: 42px; transform: none; }
  .hero-full-img { height: 68vh; min-height: 420px; }
}

/* ---------- 资讯卡 / 荣誉卡 / 采访卡 ---------- */
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
@media (max-width: 760px) { .news-grid { grid-template-columns: 1fr; } }
.news-card {
  display: grid; grid-template-columns: 220px 1fr; background: #fff;
  border: 1px solid var(--line); border-radius: 16px; overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.news-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(13, 27, 46, .12), 0 0 0 1px rgba(0, 152, 255, .3); }
.news-card .nc-img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 16/10; }
.news-card .nc-body { padding: 22px 24px; }
.news-card .nc-date { font-size: 12.5px; color: var(--brand); font-weight: 700; letter-spacing: .08em; }
.news-card h3 { font-size: 17px; margin: 8px 0 8px; line-height: 1.5; }
.news-card p { font-size: 13.5px; color: var(--muted); line-height: 1.7; margin: 0; }
@media (max-width: 560px) { .news-card { grid-template-columns: 1fr; } .news-card .nc-img { aspect-ratio: 16/8; } }

.honor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 860px) { .honor-grid { grid-template-columns: repeat(2, 1fr); } }
.honor-card {
  background: #fff; border: 1px solid var(--line); border-radius: 16px; overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.honor-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(13, 27, 46, .12), 0 0 0 1px rgba(0, 152, 255, .3); }
.honor-card img { width: 100%; aspect-ratio: 8/5; object-fit: cover; display: block; }
.honor-card h4 { font-size: 15.5px; padding: 16px 20px 18px; margin: 0; text-align: center; }

.iv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
@media (max-width: 860px) { .iv-grid { grid-template-columns: 1fr; } }
.iv-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; transition: transform .3s ease, box-shadow .3s ease; }
.iv-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(13, 27, 46, .12), 0 0 0 1px rgba(0, 152, 255, .3); }
.iv-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.iv-card .iv-body { padding: 22px 24px 24px; }
.iv-card .iv-quote { font-size: 14.5px; color: var(--ink-2); line-height: 1.8; margin: 0 0 14px; }
.iv-card .iv-name { font-size: 13px; color: var(--brand); font-weight: 700; }

/* ---------- 页脚：联系信息 + 二维码悬浮 ---------- */
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact svg { width: 16px; height: 16px; flex: none; margin-top: 3px; opacity: .8; }
.f-qr-row { display: flex; gap: 12px; margin-top: 16px; }
.f-qr {
  position: relative; width: 40px; height: 40px; border-radius: 11px; border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.06); color: #9fb2cf; display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all .25s ease;
}
.f-qr svg { width: 19px; height: 19px; }
.f-qr:hover { background: var(--brand); border-color: var(--brand); color: #fff; box-shadow: 0 0 18px rgba(0,152,255,.5); }

/* ---------- 关于华科 · 玻璃数据卡（与首页数据带差异化） ---------- */
.stat-pills { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; max-width: 980px; margin: 0 auto 56px; }
@media (max-width: 760px) { .stat-pills { grid-template-columns: 1fr; } }
.stat-pill {
  position: relative; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 18px; padding: 26px 28px 24px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  overflow: hidden; transition: transform .3s ease, box-shadow .3s ease;
}
.stat-pill:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0, 20, 50, .4), 0 0 0 1px rgba(0, 178, 255, .35); }
.stat-pill .sp-ic { width: 40px; height: 40px; border-radius: 11px; background: rgba(0, 152, 255, .18); color: #66c6ff; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.stat-pill .sp-ic svg { width: 20px; height: 20px; }
.stat-pill .sp-num { font-size: 38px; font-weight: 800; color: #fff; font-variant-numeric: tabular-nums; line-height: 1.1; }
.stat-pill .sp-label { font-size: 13.5px; color: #9fb2cf; margin-top: 6px; letter-spacing: .06em; }
.stat-pill::after { content: ""; position: absolute; left: 0; bottom: 0; height: 3px; width: 100%; background: linear-gradient(90deg, #0098ff, #00c8ff, transparent); }

/* ---------- 团队成员卡 ---------- */
.member-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
@media (max-width: 960px) { .member-grid { grid-template-columns: repeat(2, 1fr); } }
.member-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; transition: transform .3s ease, box-shadow .3s ease; }
.member-card:hover { transform: translateY(-5px); box-shadow: 0 16px 40px rgba(13, 27, 46, .13), 0 0 0 1px rgba(0, 152, 255, .3); }
.member-card .mc-photo { width: 100%; aspect-ratio: 3/3.4; object-fit: cover; display: block; }
.member-card .mc-body { padding: 18px 20px 22px; }
.member-card h4 { font-size: 16.5px; margin: 0 0 3px; }
.member-card .mc-role { font-size: 12.5px; color: var(--brand); font-weight: 700; letter-spacing: .05em; }
.member-card p { font-size: 13.5px; color: var(--muted); line-height: 1.7; margin: 10px 0 0; }

/* ---------- 企业服务编号行（产品服务页差异化） ---------- */
.svc-row { display: flex; gap: 26px; align-items: flex-start; padding: 30px 6px; border-bottom: 1px solid var(--line); transition: background .25s ease; }
.svc-row:hover { background: rgba(0, 152, 255, .04); }
.svc-row:last-child { border-bottom: 0; }
.svc-row .num {
  flex: none; font-size: 34px; font-weight: 800; line-height: 1;
  background: linear-gradient(120deg, #0066c8, #00b2ff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums; padding-top: 4px; width: 64px;
}
.svc-row h4 { font-size: 18px; margin: 0 0 8px; }
.svc-row p { font-size: 14.5px; color: var(--muted); line-height: 1.75; margin: 0; max-width: 720px; }

/* ---------- 产业园模式层卡 ---------- */
.park-model { display: grid; gap: 16px; align-content: start; }
.pm-card { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--brand); border-radius: 14px; padding: 20px 24px; }
.pm-card h4 { font-size: 16px; margin: 0 0 6px; }
.pm-card h4 .pm-tag { font-size: 12px; color: var(--brand); font-weight: 700; margin-right: 8px; letter-spacing: .1em; }
.pm-card p { font-size: 13.5px; color: var(--muted); margin: 0; line-height: 1.7; }
.pill-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }
.pill { padding: 8px 18px; border-radius: 999px; background: rgba(0, 152, 255, .08); border: 1px solid rgba(0, 152, 255, .3); color: var(--brand-deep); font-size: 13px; font-weight: 600; }

/* ---------- 企业动态 · 头条+列表 ---------- */
.news-feature { display: grid; grid-template-columns: 1.35fr 1fr; gap: 26px; }
@media (max-width: 860px) { .news-feature { grid-template-columns: 1fr; } }
.news-head {
  position: relative; border-radius: 18px; overflow: hidden; min-height: 340px;
  display: flex; align-items: flex-end; box-shadow: 0 18px 44px rgba(13, 27, 46, .16);
  transition: transform .3s ease;
}
.news-head:hover { transform: translateY(-4px); }
.news-head img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.news-head .nh-body { position: relative; z-index: 2; padding: 26px 28px; width: 100%; background: linear-gradient(180deg, transparent, rgba(5, 13, 28, .88) 55%); }
.news-head .nh-date { font-size: 12.5px; color: #66c6ff; font-weight: 700; letter-spacing: .1em; }
.news-head h3 { color: #fff; font-size: 20px; margin: 10px 0 0; line-height: 1.5; }
.news-side { display: grid; gap: 16px; align-content: start; }
.news-item { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--brand); border-radius: 14px; padding: 18px 22px; transition: transform .25s ease, box-shadow .25s ease; }
.news-item:hover { transform: translateX(4px); box-shadow: 0 10px 26px rgba(13, 27, 46, .1); }
.news-item .ni-date { font-size: 12px; color: var(--brand); font-weight: 700; letter-spacing: .1em; }
.news-item h4 { font-size: 15.5px; margin: 7px 0 0; line-height: 1.55; }

/* ---------- 荣誉资质 · 深色玻璃卡 ---------- */
.honor-glass { background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .13); border-radius: 16px; overflow: hidden; transition: transform .3s ease, box-shadow .3s ease; }
.honor-glass:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0, 20, 50, .45), 0 0 0 1px rgba(0, 178, 255, .4); }
.honor-glass img { width: 100%; aspect-ratio: 8/5; object-fit: cover; display: block; }
.honor-glass h4 { font-size: 14.5px; color: #dfe8f5; padding: 15px 18px 17px; margin: 0; text-align: center; }

/* ---------- 学员社区 · 采访引言卡 ---------- */
.quote-card {
  position: relative; background: #fff; border: 1px solid var(--line); border-radius: 18px;
  padding: 30px 28px 24px; overflow: hidden; transition: transform .3s ease, box-shadow .3s ease;
}
.quote-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--grad-brand); }
.quote-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(13, 27, 46, .12); }
.quote-card .q-mark { font-size: 54px; font-weight: 800; line-height: .6; color: rgba(0, 152, 255, .2); font-family: Georgia, serif; }
.quote-card p { font-size: 14.5px; color: var(--ink-2); line-height: 1.85; margin: 14px 0 20px; }
.quote-card .q-person { display: flex; align-items: center; gap: 12px; }
.quote-card .q-avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--grad-brand); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 16px; }
.quote-card .q-name { font-size: 14px; font-weight: 700; }
.quote-card .q-role { font-size: 12px; color: var(--muted); }

/* ---------- 线下沙龙 · 照片无缝轮播 ---------- */
.photo-marquee { overflow: hidden; position: relative; -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.photo-track { display: flex; gap: 18px; width: max-content; animation: logo-marquee 30s linear infinite; }
.photo-marquee:hover .photo-track { animation-play-state: paused; }
.photo-track .pm-item { flex: none; width: 320px; border-radius: 16px; overflow: hidden; box-shadow: 0 12px 30px rgba(13, 27, 46, .12); }
.photo-track .pm-item img { width: 100%; aspect-ratio: 16/10; object-fit: cover; display: block; }

/* ---------- 学员作品 · 头条大卡 ---------- */
.works-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.works-grid .case-card--feature { grid-column: span 2; }
@media (max-width: 900px) { .works-grid { grid-template-columns: 1fr; } .works-grid .case-card--feature { grid-column: auto; } }

/* ---------- 学员风采 · 杂志感照片墙（弹出定格入场） ---------- */
.mw-wall {
  display: grid; grid-template-columns: repeat(6, 1fr); grid-auto-rows: 108px;
  grid-auto-flow: dense; gap: 16px;
}
.mw-item {
  border-radius: 16px; overflow: hidden; position: relative;
  box-shadow: 0 10px 28px rgba(13, 27, 46, .14);
  opacity: 0; transform: scale(.72) rotate(-2.5deg);
  transition: opacity .5s ease, transform .55s cubic-bezier(.34, 1.56, .64, 1), box-shadow .3s ease;
}
.mw-item.in { opacity: 1; transform: none; }
.mw-item:hover { box-shadow: 0 18px 44px rgba(0, 102, 200, .25), 0 0 0 1px rgba(0, 152, 255, .4); }
.mw-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s ease; }
.mw-item:hover img { transform: scale(1.06); }
.mw-2x2 { grid-column: span 2; grid-row: span 2; }
.mw-2x3 { grid-column: span 2; grid-row: span 3; }
.mw-quote {
  display: flex; flex-direction: column; justify-content: center; padding: 22px 24px;
  background: linear-gradient(140deg, #0066c8, #0098ff 60%, #00c8ff);
  color: #fff;
}
.mw-quote .q { font-size: 15px; font-weight: 600; line-height: 1.7; margin: 0; }
.mw-quote .who { font-size: 11.5px; opacity: .82; margin-top: 12px; letter-spacing: .08em; }
.mw-quote .big-q { font-family: Georgia, serif; font-size: 40px; font-weight: 800; line-height: .5; opacity: .4; margin-bottom: 12px; }
@media (max-width: 860px) {
  .mw-wall { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 96px; gap: 12px; }
  .mw-2x3 { grid-column: span 3; grid-row: span 2; }
  .mw-2x2 { grid-column: span 3; grid-row: span 2; }
  .mw-quote { grid-column: span 3; }
}
@media (prefers-reduced-motion: reduce) { .mw-item { opacity: 1; transform: none; transition: none; } }

/* ---------- 学员作品区 · 统一网格优化 ---------- */
.works-grid2 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .works-grid2 { grid-template-columns: 1fr; } }

/* ---------- 学员风采照片墙 v2：轻盈瀑布流（覆盖v1网格） ---------- */
.mw-wall { display: block; column-count: 4; column-gap: 16px; grid-auto-rows: auto; }
.mw-item {
  display: block; margin-bottom: 16px; border-radius: 14px; break-inside: avoid;
  box-shadow: 0 6px 18px rgba(13, 27, 46, .1);
  opacity: 0; transform: translateY(26px) scale(.96);
}
.mw-item.in { opacity: 1; transform: none; }
.mw-item img { width: 100%; height: auto; }
.mw-quote {
  background: #f3f8ff; color: var(--ink); border-left: 4px solid var(--brand);
  padding: 20px 22px;
}
.mw-quote .q { color: var(--ink-2); font-size: 14px; font-weight: 500; }
.mw-quote .big-q { color: rgba(0, 102, 200, .3); font-size: 34px; }
.mw-quote .who { color: var(--muted); }
@media (max-width: 1100px) { .mw-wall { column-count: 3; } }
@media (max-width: 700px) { .mw-wall { column-count: 2; column-gap: 12px; } .mw-item { margin-bottom: 12px; } }

/* ---------- 学员风采 · 错落流动图集（横向无限滚动，中等高度） ---------- */
.flow-gallery { display: grid; gap: 14px; }
.fg-row { overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none; cursor: grab; }
.fg-row::-webkit-scrollbar { display: none; }
.fg-row.dragging { cursor: grabbing; }
.fg-track { display: flex; gap: 14px; width: max-content; padding: 2px 0; }
.fg-item {
  flex: none; height: 198px; border-radius: 14px; overflow: hidden; position: relative;
  box-shadow: 0 6px 18px rgba(13, 27, 46, .1);
  opacity: 0; transform: translateY(22px) scale(.94);
  transition: opacity .45s ease, transform .5s cubic-bezier(.34, 1.4, .64, 1), box-shadow .3s ease;
  user-select: none;
}
.fg-item.in { opacity: 1; transform: none; }
.fg-item:hover { box-shadow: 0 14px 32px rgba(0, 102, 200, .22), 0 0 0 1px rgba(0, 152, 255, .4); }
.fg-item img { height: 100%; width: auto; display: block; pointer-events: none; }
.fg-w-l { width: 296px; }
.fg-w-p { width: 152px; }
.fg-quote {
  width: 236px; display: flex; flex-direction: column; justify-content: center;
  background: #f3f8ff; border-left: 4px solid var(--brand); padding: 18px 20px;
}
.fg-quote .q { font-size: 13.5px; font-weight: 600; color: var(--ink-2); line-height: 1.65; margin: 0; }
.fg-quote .who { font-size: 11px; color: var(--muted); margin-top: 10px; letter-spacing: .06em; }
@media (max-width: 720px) {
  .fg-item { height: 148px; }
  .fg-w-l { width: 222px; } .fg-w-p { width: 114px; } .fg-quote { width: 180px; padding: 14px 16px; }
  .fg-quote .q { font-size: 12.5px; }
}

/* ---------- 企业AI转型 · 提效对比表 ---------- */
.cmp-table { background: #fff; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; box-shadow: 0 10px 30px rgba(13, 27, 46, .06); }
.cmp-row { display: grid; grid-template-columns: 1fr 1.15fr 1.35fr; }
.cmp-row + .cmp-row { border-top: 1px solid var(--line); }
.cmp-row > div { padding: 18px 24px; font-size: 14px; line-height: 1.7; }
.cmp-row > div:first-child { font-weight: 700; color: var(--ink); background: rgba(0, 102, 200, .04); }
.cmp-head { background: linear-gradient(120deg, #0066c8, #0098ff); }
.cmp-head > div { color: #fff; font-weight: 700; font-size: 14.5px; background: transparent !important; }
.cmp-row .cmp-before { color: var(--muted); }
.cmp-row .cmp-after { color: var(--ink-2); background: rgba(0, 152, 255, .06); font-weight: 600; }
.cmp-row .cmp-after .up { color: var(--brand-deep); font-weight: 800; }
@media (max-width: 720px) {
  .cmp-row { grid-template-columns: 1fr; }
  .cmp-row > div { padding: 12px 20px; }
  .cmp-head { display: none; }
  .cmp-row .cmp-before::before { content: "接入前 · "; color: var(--muted); }
  .cmp-row .cmp-after::before { content: "接入后 · "; }
}

/* ---------- 课程周期/费用小标签 ---------- */
.loop-step .step-meta, .ent-card .step-meta { display: flex; gap: 8px; justify-content: center; margin-top: 14px; flex-wrap: wrap; }
.ent-card .step-meta { justify-content: flex-start; margin-top: 12px; }
.step-meta span {
  font-size: 11.5px; padding: 4px 12px; border-radius: 999px;
  background: rgba(0, 152, 255, .08); border: 1px solid rgba(0, 152, 255, .28);
  color: var(--brand-deep); font-weight: 600; white-space: nowrap;
}


/* ---------- 主导航下拉菜单（标准网站通用组件） ---------- */
.nav-item { position: relative; }
/* SVG下拉箭头：与文字同步变色、hover翻转 */
.nav-caret { width: 9px; height: 9px; flex: none; margin-top: 1px; transition: transform .28s ease; }
.has-drop:hover .nav-caret, .has-drop:focus-within .nav-caret { transform: rotate(180deg); }
.nav-drop {
  position: absolute; top: calc(100% + 13px); left: 50%; transform: translate(-50%, 10px);
  min-width: 196px; padding: 10px; border-radius: 15px;
  background: rgba(8, 20, 42, .94); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(120, 190, 255, .24); box-shadow: 0 20px 48px rgba(4, 12, 32, .5);
  display: flex; flex-direction: column; gap: 2px; z-index: 130;
  opacity: 0; pointer-events: none; transition: opacity .22s ease, transform .22s ease;
}
.nav-drop::before { content: ""; position: absolute; top: -13px; left: 0; right: 0; height: 13px; }
.nav-drop::after {
  content: ""; position: absolute; top: -5px; left: 50%; width: 10px; height: 10px;
  transform: translateX(-50%) rotate(45deg); background: rgba(8, 20, 42, .94);
  border-left: 1px solid rgba(120, 190, 255, .24); border-top: 1px solid rgba(120, 190, 255, .24);
}
.nav-item:hover .nav-drop, .nav-item:focus-within .nav-drop { opacity: 1; pointer-events: auto; transform: translate(-50%, 0); }
.nav-drop a {
  display: flex; align-items: center; gap: 9px; padding: 9px 12px; border-radius: 9px;
  font-size: 13px; color: #c6d6ee; transition: all .2s ease; white-space: nowrap;
}
.nav-drop a::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: rgba(120, 190, 255, .45); flex: none; transition: all .2s ease; }
.nav-drop a:hover { background: rgba(0, 152, 255, .18); color: #fff; }
.nav-drop a.active { background: rgba(0, 152, 255, .22); color: #fff; font-weight: 600; }
.nav-drop a.active::before { background: #00c8ff; box-shadow: 0 0 8px #00c8ff; }
/* 移动端：下拉子项在汉堡菜单内直接展开（断点与 .main-nav 全屏菜单一致：860px） */
@media (max-width: 860px) {
  .nav-item { width: 100%; }
  .nav-drop {
    position: static; opacity: 1; pointer-events: auto; transform: none;
    background: transparent; border: 0; box-shadow: none; padding: 2px 0 10px 20px;
    backdrop-filter: none; -webkit-backdrop-filter: none; min-width: 0;
  }
  .nav-drop::before, .nav-drop::after { display: none; }
  .nav-drop a { padding: 7px 10px; font-size: 14px; color: inherit; opacity: .82; }
  .nav-drop a.active { background: transparent; color: var(--brand); }
}
@media (prefers-reduced-motion: reduce) { .nav-drop { transition: none; } }

@media (max-width: 860px) {
  .nav-caret { display: none; }
}

/* ---------- 首页企业案例 · 大图卡片（上图下文，版面放大） ---------- */
.ent-cases { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
@media (max-width: 860px) { .ent-cases { grid-template-columns: 1fr; } }
.ent-case {
  background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .13);
  border-radius: 20px; overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.ent-case:hover { transform: translateY(-5px); box-shadow: 0 20px 48px rgba(0, 20, 50, .5), 0 0 0 1px rgba(0, 178, 255, .42); }
.ent-case img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.ent-case .ec-body { padding: 24px 30px 28px; }
.ent-case .ec-brand { font-size: 13px; color: #66c6ff; font-weight: 700; letter-spacing: .12em; }
.ent-case .ec-num { font-size: clamp(30px, 3vw, 40px); font-weight: 800; color: #fff; margin-top: 10px; line-height: 1.1; }
.ent-case .ec-label { font-size: 14px; color: #9fb2cf; margin-top: 6px; }
.ent-case--empty { border-style: dashed; border-color: rgba(255, 255, 255, .2); }
.ent-case--empty .ec-num { font-size: 21px; color: #7e93b5; font-weight: 600; }
.ent-case--empty .ec-label { color: #5f7492; }

/* ---------- 深蓝板块内照片卡文字可读性修复 ---------- */
.section--navy .photo-card .pc-body h3, .section--navy .photo-card .pc-body h4 { color: var(--ink) !important; }
.section--navy .photo-card .pc-body p { color: var(--muted) !important; }

/* ---------- 企业案例卡 · 关键词标签 ---------- */
.ec-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.ec-tags span {
  padding: 5px 12px; border-radius: 999px; font-size: 12px; font-weight: 600;
  color: #9fd4ff; background: rgba(0, 152, 255, .14); border: 1px solid rgba(0, 178, 255, .32);
}
.ent-case .ec-num { font-size: 24px; margin-top: 8px; }

/* ---------- 页脚二维码弹层放大（保证可扫码） ---------- */

/* ---------- 页脚二维码弹层 v3：无卡片约束，原始素材直出 ---------- */

/* ---------- 页脚二维码弹层（最终版：原始素材直出，无卡片约束） ---------- */
.f-qr .f-qr-pop {
  position: absolute; bottom: calc(100% + 12px); left: 50%; width: 244px;
  transform: translateX(-50%) scale(.9); opacity: 0; pointer-events: none;
  transition: opacity .22s ease, transform .22s ease; z-index: 60;
}
.f-qr .f-qr-pop img {
  width: 100%; height: auto; display: block; border-radius: 12px; background: #fff;
  box-shadow: 0 18px 44px rgba(0, 10, 30, .5);
}
.f-qr .f-qr-pop span { display: none; }
.f-qr:hover .f-qr-pop { opacity: 1; transform: translateX(-50%) scale(1); }
@media (hover: none) { .f-qr:active .f-qr-pop { opacity: 1; transform: translateX(-50%) scale(1); } }

/* ---------- 深蓝板块内白卡文字可读性修复（行业联动等） ---------- */
.section--navy .card h3, .section--navy .card h4 { color: var(--ink); }
.section--navy .card p { color: var(--muted); }
.section--navy .card .card__icon { color: var(--brand); }

/* ---------- 产业园合作：左右栏等高对齐 ---------- */
.park-model { height: 100%; }
.park-model .pm-card { flex: 1; display: flex; flex-direction: column; justify-content: center; }

/* ---------- 新闻中心 · 均衡列表 ---------- */
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-row {
  display: grid; grid-template-columns: 190px 1fr auto; gap: 22px; align-items: center;
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 14px 20px 14px 14px; transition: transform .25s ease, box-shadow .25s ease;
}
.news-row:hover { transform: translateX(4px); box-shadow: 0 10px 28px rgba(13, 27, 46, .1), 0 0 0 1px rgba(0, 152, 255, .25); }
.news-row .nr-thumb { width: 190px; aspect-ratio: 16/10; object-fit: cover; border-radius: 10px; display: block; }
.news-row h3 { font-size: 16.5px; line-height: 1.6; margin: 0; font-weight: 700; }
.news-row .nr-date { font-size: 12px; color: var(--muted); margin-top: 8px; letter-spacing: .06em; }
.nr-media a {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 16px; border-radius: 999px;
  font-size: 12.5px; font-weight: 700; white-space: nowrap; transition: all .25s ease;
}
.nr-media a:hover { transform: translateY(-2px); }
.media-sohu { color: #ff7a00; border: 1px solid #ffd9b0; background: #fff7ee; }
.media-sina { color: #e6162d; border: 1px solid #f5c2c8; background: #fef3f4; }
.media-163 { color: #c62828; border: 1px solid #ecc9c9; background: #fdf2f2; }
.media-gzh { color: #07c160; border: 1px solid #b9e8cb; background: #f0faf3; }
@media (max-width: 720px) {
  .news-row { grid-template-columns: 1fr; gap: 12px; padding: 14px; }
  .news-row .nr-thumb { width: 100%; }
  .nr-media { justify-self: start; }
}

/* ---------- 过往活动 · 轮播卡 ---------- */
.act-date { font-size: 12.5px; color: var(--brand); font-weight: 600; letter-spacing: .05em; margin-top: 4px; }

/* ---------- 新闻中心 · 清爽瘦身版 ---------- */
.news-list { gap: 12px; }
.news-row { grid-template-columns: 160px 1fr auto; gap: 18px; padding: 10px 16px 10px 10px; border-radius: 12px; }
.news-row:hover { transform: none; box-shadow: 0 6px 18px rgba(13, 27, 46, .08), 0 0 0 1px rgba(0, 152, 255, .22); }
.news-row .nr-thumb { width: 160px; }
.news-row h3 { font-size: 15.5px; font-weight: 600; }
.news-row .nr-date { margin-top: 6px; }
.news-note { text-align: center; color: var(--muted); font-size: 14px; margin-top: 36px; letter-spacing: .02em; }

/* ---------- 过往活动 · 预留位卡 ---------- */
.act-empty { border: 1.5px dashed rgba(0, 102, 200, .3); background: rgba(0, 152, 255, .03); }
.act-empty .pc-body h3 { color: var(--muted); font-weight: 600; }
.act-empty .pc-body p { color: var(--muted); opacity: .75; }

/* ---------- 新闻中心 · 三列卡片网格 ---------- */
.news-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 900px) { .news-cards { grid-template-columns: 1fr; } }
.news-card2 { background: #fff; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; transition: transform .3s ease, box-shadow .3s ease; }
.news-card2:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(13, 27, 46, .12), 0 0 0 1px rgba(0, 152, 255, .3); }
.news-card2 img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.nc2-body { padding: 16px 18px; }
.news-card2 h3 { font-size: 15.5px; font-weight: 700; line-height: 1.55; margin: 0 0 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.nc2-foot { display: flex; justify-content: space-between; align-items: center; }
.nc2-foot .nr-date { font-size: 12px; color: var(--muted); letter-spacing: .06em; }

/* ---------- 荣誉资质 · 紧凑证书墙 ---------- */
.cert-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
@media (max-width: 960px) { .cert-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 640px) { .cert-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } }
.cert-card {
  background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 12px; padding: 10px 10px 12px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.cert-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(0, 20, 50, .45), 0 0 0 1px rgba(0, 178, 255, .4); }
.cert-card img { width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: 8px; display: block; }
.cert-card span { display: block; text-align: center; font-size: 12px; color: #c8d8ee; margin-top: 9px; line-height: 1.5; }

/* ---------- 新闻中心 · 报刊式列表行（无框+细分割线） ---------- */
.news-lines { display: flex; flex-direction: column; }
.news-line {
  display: grid; grid-template-columns: 168px 1fr auto; gap: 22px; align-items: center;
  padding: 20px 8px; border-bottom: 1px solid var(--line); transition: background .25s ease;
}
.news-line:hover { background: rgba(0, 152, 255, .05); }
.news-line:last-child { border-bottom: 0; }
.news-line .nl-thumb { width: 168px; aspect-ratio: 16/10; object-fit: cover; border-radius: 10px; display: block; }
.news-line h3 { font-size: 16.5px; font-weight: 600; line-height: 1.65; margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-line .nl-meta { display: flex; align-items: center; gap: 14px; margin-top: 9px; }
.news-line .nr-date { font-size: 12px; color: var(--muted); letter-spacing: .06em; }
.news-line .nr-media a {
  display: inline-flex; align-items: center; padding: 6px 16px; border-radius: 999px;
  font-size: 12.5px; font-weight: 700; white-space: nowrap; transition: transform .25s ease;
}
.news-line .nr-media a:hover { transform: translateY(-2px); }
@media (max-width: 720px) {
  .news-line { grid-template-columns: 1fr; gap: 12px; padding: 18px 4px; }
  .news-line .nl-thumb { width: 100%; }
  .news-line .nr-media { justify-self: start; }
}

/* ---------- 活动回顾 · 时间轴交错大卡 ---------- */
.tl-events { position: relative; padding-left: 32px; }
.tl-events::before {
  content: ""; position: absolute; left: 9px; top: 12px; bottom: 12px; width: 2px;
  background: linear-gradient(180deg, #0098ff, rgba(0, 152, 255, .08)); border-radius: 2px;
}
.tl-item { position: relative; display: grid; grid-template-columns: 44% 1fr; gap: 36px; padding: 30px 0; align-items: center; }
.tl-item::before {
  content: ""; position: absolute; left: -30px; top: 50%; transform: translateY(-50%);
  width: 14px; height: 14px; border-radius: 50%; background: #fff;
  border: 3px solid var(--brand); box-shadow: 0 0 0 5px rgba(0, 152, 255, .14);
}
.tl-item:nth-child(even) { grid-template-columns: 1fr 44%; }
.tl-item:nth-child(even) .tl-media { order: 2; }
.tl-media { border-radius: 16px; overflow: hidden; box-shadow: 0 14px 38px rgba(13, 27, 46, .16); }
.tl-media .hv-carousel { border: 0; border-radius: 0; box-shadow: none; aspect-ratio: 16/10; }
.tl-body .act-date { margin-top: 0; margin-bottom: 10px; }
.tl-body h3 { font-size: 20px; margin: 0 0 12px; }
.tl-body p { font-size: 14.5px; color: var(--muted); line-height: 1.8; margin: 0; }
@media (max-width: 860px) {
  .tl-item, .tl-item:nth-child(even) { grid-template-columns: 1fr; gap: 18px; padding: 24px 0; }
  .tl-item:nth-child(even) .tl-media { order: 0; }
  .tl-events { padding-left: 26px; }
  .tl-item::before { left: -24px; top: 30px; transform: none; }
}

/* ---------- 新闻中心 · ODAILY式列表 + 分页 ---------- */
.news-line { display: grid; grid-template-columns: 1fr 200px; gap: 26px; align-items: center; padding: 24px 4px; border-bottom: 1px dashed var(--line); }
.news-line:last-of-type { border-bottom: 0; }
.news-line .nl-main h3 { font-size: 17.5px; font-weight: 700; line-height: 1.6; margin: 0 0 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-line .nl-sum { font-size: 13.5px; color: var(--muted); line-height: 1.7; margin: 0 0 12px; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.news-line .nl-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.news-line .nl-thumb { width: 200px; aspect-ratio: 16/10; object-fit: cover; border-radius: 12px; display: block; }
.nl-tag { padding: 3px 12px; border-radius: 999px; font-size: 11.5px; font-weight: 600; color: var(--brand); border: 1px solid rgba(0, 152, 255, .35); background: rgba(0, 152, 255, .05); }
.news-pager { display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 36px; }
.pg-btn {
  padding: 9px 22px; border-radius: 999px; font-size: 13px; font-weight: 600; cursor: pointer;
  color: var(--brand-deep); background: rgba(0, 152, 255, .08); border: 1px solid rgba(0, 152, 255, .3);
  transition: all .25s ease;
}
.pg-btn:hover:not(:disabled) { background: var(--brand); color: #fff; box-shadow: 0 6px 18px rgba(0, 102, 200, .3); }
.pg-btn:disabled { opacity: .35; cursor: default; }
.pg-ind { font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; letter-spacing: .1em; }
@media (max-width: 640px) { .news-line { grid-template-columns: 1fr; gap: 14px; } .news-line .nl-thumb { width: 100%; } }

/* ---------- 活动回顾 · 顶部大图轮播（gate.com式） ---------- */
.ev-feature { position: relative; border-radius: 22px; overflow: hidden; aspect-ratio: 16/6.6; box-shadow: 0 24px 60px rgba(13, 27, 46, .22); margin-bottom: 52px; }
.evf-slide { position: absolute; inset: 0; opacity: 0; transition: opacity .7s ease; }
.evf-slide.active { opacity: 1; z-index: 2; }
.evf-slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.evf-slide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(4,12,28,0) 35%, rgba(4,12,28,.82) 88%); }
.evf-cap { position: absolute; left: 34px; right: 200px; bottom: 30px; z-index: 3; color: #fff; }
.evf-cap .evf-date { display: inline-block; padding: 4px 14px; border-radius: 999px; font-size: 12px; font-weight: 700; letter-spacing: .1em; color: #9fd4ff; background: rgba(0, 152, 255, .22); border: 1px solid rgba(0, 178, 255, .4); margin-bottom: 12px; }
.evf-cap h3 { font-size: clamp(20px, 2.4vw, 28px); font-weight: 800; margin: 0 0 8px; text-shadow: 0 4px 20px rgba(0,0,0,.4); }
.evf-cap p { font-size: 14px; color: rgba(215, 230, 248, .92); margin: 0; line-height: 1.7; max-width: 620px; }
.evf-pager { position: absolute; right: 26px; bottom: 26px; z-index: 4; display: flex; gap: 8px; }
.evf-pager button {
  width: 34px; height: 34px; border-radius: 10px; border: 1px solid rgba(255,255,255,.35);
  background: rgba(8, 18, 40, .45); color: #cfe0f5; font-size: 13px; font-weight: 700; cursor: pointer;
  backdrop-filter: blur(6px); transition: all .25s ease;
}
.evf-pager button.active, .evf-pager button:hover { background: var(--brand); border-color: var(--brand); color: #fff; }
.evf-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 4;
  width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255,255,255,.3);
  background: rgba(8, 18, 40, .4); color: #fff; font-size: 20px; cursor: pointer;
  display: flex; align-items: center; justify-content: center; backdrop-filter: blur(6px); transition: all .25s ease;
}
.evf-arrow:hover { background: var(--brand); border-color: var(--brand); }
.evf-arrow.prev { left: 20px; } .evf-arrow.next { right: 20px; }
@media (max-width: 720px) { .ev-feature { aspect-ratio: 16/11; } .evf-cap { left: 20px; right: 20px; bottom: 20px; } .evf-pager { right: 16px; bottom: 16px; } .evf-arrow { display: none; } }
@media (prefers-reduced-motion: reduce) { .evf-slide { transition: none; } }

/* ---------- 活动卡内视频帧适配 ---------- */
.hv-carousel .case-thumb { aspect-ratio: auto; border-radius: 0; }

/* ---------- 新闻中心 · 精修（小Logo/大标题/小缩略图/关键词标签） ---------- */
.nl-media img { height: 18px; border-radius: 4px; }
.news-line .nl-main h3 { font-size: 18.5px; line-height: 1.55; }
.news-line { grid-template-columns: 1fr 170px; }
.news-line .nl-thumb { width: 170px; }
@media (max-width: 640px) { .news-line { grid-template-columns: 1fr; } .news-line .nl-thumb { width: 100%; } }

/* ---------- 荣誉资质 · 横版牌照完整显示 ---------- */
.cert-card img { aspect-ratio: 4/3; object-fit: contain; background: #f6f8fb; }

/* ---------- 荣誉资质 · 3×3 ---------- */
.cert-grid--3 { grid-template-columns: repeat(3, 1fr); gap: 20px; max-width: 1080px; margin: 0 auto; }
@media (max-width: 860px) { .cert-grid--3 { grid-template-columns: repeat(2, 1fr); } }

/* ---------- 荣誉资质 · 4列（12块挂牌） ---------- */
.cert-grid--4 { grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 960px) { .cert-grid--4 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .cert-grid--4 { grid-template-columns: repeat(2, 1fr); gap: 12px; } }

/* ---------- 媒体Logo · 尺寸微调 ---------- */
.nl-media img { height: 20px; }
.nl-media img[src*="163"] { height: 26px; }

/* ---------- 学员采访 · 左右交错编辑式排版（与作品网格差异化） ---------- */
.iv-splits { max-width: 1060px; margin: 0 auto; }
.iv-split { display: grid; grid-template-columns: 1.15fr 1fr; gap: 48px; align-items: center; padding: 40px 0; }
.iv-split + .iv-split { border-top: 1px solid var(--line); }
.iv-split--rev .iv-media { order: 2; }
.iv-split .case-thumb { border-radius: 18px; aspect-ratio: 16/9; box-shadow: 0 16px 42px rgba(13, 27, 46, .14); }
.iv-text .iv-mark {
  font-size: 84px; line-height: .6; font-weight: 800; color: var(--brand);
  font-family: Georgia, serif; margin-bottom: 20px; opacity: .85;
}
.iv-text .iv-quote { font-size: 21px; font-weight: 700; color: var(--ink); line-height: 1.75; margin: 0; }
.iv-text .iv-name { margin-top: 18px; font-size: 13.5px; color: var(--muted); letter-spacing: .04em; }
@media (max-width: 860px) {
  .iv-split, .iv-split--rev { grid-template-columns: 1fr; gap: 22px; padding: 30px 0; }
  .iv-split--rev .iv-media { order: 0; }
  .iv-text .iv-quote { font-size: 18px; }
  .iv-text .iv-mark { font-size: 64px; margin-bottom: 14px; }
}

/* ---------- 联系我们 · 左右栏等高对齐 + 表单客服二维码 ---------- */
.contact-grid { align-items: stretch; }
.contact-grid > .reveal:first-child { display: flex; flex-direction: column; }
.contact-grid > .reveal:first-child .contact-item { flex: 1; display: flex; align-items: center; }
.form-qr {
  display: flex; align-items: center; gap: 16px; margin-top: 22px; padding-top: 20px;
  border-top: 1px dashed var(--line);
}
.form-qr img { width: 92px; height: 92px; border-radius: 12px; flex: none; box-shadow: 0 6px 18px rgba(13, 27, 46, .12); }
.form-qr strong { display: block; font-size: 15px; color: var(--ink); }
.form-qr span { display: block; font-size: 12.5px; color: var(--muted); margin-top: 5px; }

/* ---------- 联系我们 · 扫码直达面板 ---------- */
.qr-panel {
  background: var(--card); border: 1px solid var(--line); border-radius: 18px;
  padding: 40px 42px; box-shadow: var(--shadow);
  display: flex; flex-direction: column; height: 100%;
}
.qr-panel h3 { font-size: 21px; margin: 0 0 8px; }
.qr-panel__lead { font-size: 14px; color: var(--muted); margin: 0 0 30px; line-height: 1.7; }
.qr-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; flex: 1; align-content: center; }
.qr-item { text-align: center; padding: 26px 18px 22px; border-radius: 16px; background: var(--bg-soft); border: 1px solid var(--line); transition: transform .3s ease, box-shadow .3s ease; }
.qr-item:hover { transform: translateY(-4px); box-shadow: 0 16px 38px rgba(13, 27, 46, .12), 0 0 0 1px rgba(0, 152, 255, .3); }
.qr-item img { width: 100%; max-width: 168px; aspect-ratio: 1; border-radius: 12px; display: block; margin: 0 auto 16px; }
.qr-item strong { display: block; font-size: 16px; color: var(--ink); }
.qr-item span { display: block; font-size: 12.5px; color: var(--muted); margin-top: 8px; line-height: 1.7; }
.qr-panel__note { margin-top: 28px; text-align: center; font-size: 12.5px; color: var(--muted); padding-top: 20px; border-top: 1px dashed var(--line); }
@media (max-width: 640px) { .qr-panel { padding: 28px 22px; } .qr-pair { gap: 14px; } }

/* ---------- 扫码面板 · 三码纵向分区 ---------- */
.qr-list { display: flex; flex-direction: column; gap: 18px; flex: 1; justify-content: center; }
.qr-row {
  display: flex; align-items: center; gap: 22px; padding: 18px 22px;
  border-radius: 16px; background: var(--bg-soft); border: 1px solid var(--line);
  transition: transform .3s ease, box-shadow .3s ease;
}
.qr-row:hover { transform: translateX(4px); box-shadow: 0 12px 30px rgba(13, 27, 46, .1), 0 0 0 1px rgba(0, 152, 255, .3); }
.qr-row img { width: 108px; height: 108px; border-radius: 12px; flex: none; display: block; }
.qr-row strong { display: block; font-size: 16.5px; color: var(--ink); }
.qr-row span { display: block; font-size: 13px; color: var(--muted); margin-top: 6px; line-height: 1.65; }
@media (max-width: 640px) { .qr-row { gap: 14px; padding: 14px 16px; } .qr-row img { width: 88px; height: 88px; } }

/* ---------- 学员采访 · 2×2视频故事卡 ---------- */
.iv-grid2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
@media (max-width: 860px) { .iv-grid2 { grid-template-columns: 1fr; } }
.iv-card2 { background: #fff; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; transition: transform .3s ease, box-shadow .3s ease; }
.iv-card2:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(13, 27, 46, .12), 0 0 0 1px rgba(0, 152, 255, .3); }
.iv-card2 .case-thumb { aspect-ratio: 16/9; border-radius: 0; box-shadow: none; }
.iv2-body { padding: 20px 24px 22px; }
.iv2-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.iv2-head strong { font-size: 17.5px; color: var(--ink); }
.iv2-head span { font-size: 12px; color: var(--brand); font-weight: 600; letter-spacing: .04em; }
.iv2-quote { font-size: 15.5px; font-weight: 700; color: var(--ink); line-height: 1.65; margin: 12px 0 0; }
.iv2-story { font-size: 13.5px; color: var(--muted); line-height: 1.75; margin: 8px 0 0; }

/* ---------- 学员采访 · 人物特稿故事带 ---------- */
.story-bands { display: flex; flex-direction: column; }
.story-band { display: grid; grid-template-columns: 46% 1fr; gap: 52px; align-items: center; padding: 46px 0; }
.story-band + .story-band { border-top: 1px solid var(--line); }
.story-band--rev .sb-media { order: 2; }
.sb-media { border-radius: 20px; overflow: hidden; box-shadow: 0 22px 52px rgba(13, 27, 46, .18); transition: transform .35s ease, box-shadow .35s ease; }
.story-band:hover .sb-media { transform: translateY(-4px); box-shadow: 0 28px 60px rgba(13, 27, 46, .24), 0 0 0 1px rgba(0, 152, 255, .35); }
.sb-media .case-thumb { border-radius: 0; box-shadow: none; aspect-ratio: 16/10; }
.sb-kicker { font-size: 11.5px; font-weight: 700; letter-spacing: .2em; color: var(--brand); }
.sb-quote { font-size: clamp(19px, 1.9vw, 24px); font-weight: 800; line-height: 1.6; margin: 14px 0 16px; color: var(--ink); }
.sb-story { font-size: 14.5px; color: var(--muted); line-height: 1.95; margin: 0; }
.sb-name { margin-top: 18px; display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.sb-name strong { font-size: 16.5px; color: var(--ink); }
.sb-name span { font-size: 12.5px; color: var(--brand); font-weight: 600; }
@media (max-width: 860px) {
  .story-band { grid-template-columns: 1fr; gap: 22px; padding: 34px 0; }
  .story-band--rev .sb-media { order: 0; }
}

/* ---------- 落地案例 · 实证陈列 ---------- */
.ent-case--wide { grid-column: 1 / -1; }
.ec-compare { display: grid; grid-template-columns: 1fr 56px 1fr; position: relative; }
.ecc-side { position: relative; aspect-ratio: 16/8.2; overflow: hidden; }
.ecc-side img { width: 100%; height: 100%; object-fit: cover; display: block; }
.ecc-flag {
  position: absolute; top: 14px; left: 14px; z-index: 5; padding: 5px 14px; border-radius: 999px;
  font-size: 12px; font-weight: 700; letter-spacing: .06em; backdrop-filter: blur(6px);
}
.ecc-flag--before { background: rgba(10, 20, 40, .55); color: #aebdd4; border: 1px solid rgba(255,255,255,.2); }
.ecc-flag--after { background: rgba(0, 152, 255, .85); color: #fff; box-shadow: 0 4px 14px rgba(0,152,255,.4); }
.ecc-divider { position: relative; background: linear-gradient(180deg, rgba(0,152,255,.16), rgba(0,200,255,.05)); }
.ecc-divider span {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 38px; height: 38px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #0098ff, #00c8ff); color: #fff; font-size: 13px; font-weight: 800;
  box-shadow: 0 6px 18px rgba(0,152,255,.5);
}
.ec-dual { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; background: rgba(255,255,255,.04); }
.ec-dual img { width: 100%; aspect-ratio: 9/16; max-height: 100%; object-fit: cover; display: block; }
@media (max-width: 720px) {
  .ec-compare { grid-template-columns: 1fr; }
  .ecc-divider { display: none; }
}

/* ---------- 对比卡 · VS对比感强化 ---------- */
.ke-tag { padding: 9px 20px; font-size: 15px; letter-spacing: .1em; box-shadow: 0 6px 18px rgba(0,0,0,.35); }
.ke-tag--before { background: rgba(20, 28, 42, .78); color: #b8c4d6; border: 1px solid rgba(255,255,255,.22); }
.ke-tag--after { background: linear-gradient(135deg, #0098ff, #00c8ff); color: #fff; font-weight: 800; }
.ke-side::before { content: ""; position: absolute; top: 0; bottom: 0; width: 1px; background: rgba(255,255,255,.5); z-index: 3; }
.ke-side--before::before { right: 0; }
.ke-side--after::before { left: 0; }
.ke-divider { width: 3px; background: linear-gradient(180deg, rgba(0,178,255,0), #00b2ff, rgba(0,178,255,0)); }
.ke-divider span {
  width: 62px; height: 62px; font-size: 21px; font-weight: 900; letter-spacing: .02em;
  background: linear-gradient(135deg, #0098ff, #00c8ff); border: 3px solid rgba(255,255,255,.9);
  box-shadow: 0 0 0 6px rgba(0,178,255,.28), 0 10px 26px rgba(0,120,220,.55);
}

/* ---------- 电商双竖屏卡 · 容器定高防塌陷 ---------- */
.ec-dual { aspect-ratio: 16/9; overflow: hidden; }
.ec-dual img { position: absolute; top: 0; height: 100%; width: 50%; object-fit: cover; object-position: center top; }
.ec-dual img:first-child { left: 0; }
.ec-dual img:last-child { right: 0; }
.ent-case:not(.ent-case--wide) .ec-body { min-height: 158px; }

/* ---------- 落地案例 · 1+2 结构（删电商卡后） ---------- */
.ent-case { grid-column: span 3; }
.ent-case--wide { grid-column: 1 / -1; }

/* ---------- 对比卡 · 大VS中央标 + 对比标签强化 ---------- */
.ec-compare { aspect-ratio: 21/8 !important; }
.ecc-flag {
  font-size: 19px !important; font-weight: 800; padding: 10px 22px !important;
  letter-spacing: .04em; box-shadow: 0 8px 22px rgba(0,0,0,.4);
}
.ecc-flag--before { background: rgba(18, 26, 40, .82) !important; color: #9aa7ba !important; border: 1px solid rgba(255,255,255,.2); }
.ecc-flag--after { background: linear-gradient(135deg, #0098ff, #00c8ff) !important; color: #fff !important; border: 1px solid rgba(160,225,255,.6); }
.ecc-divider {
  width: 72px !important; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0;
  background: linear-gradient(180deg, rgba(0,152,255,0), rgba(0,140,240,.35), rgba(0,152,255,0)) !important;
}
.ecc-divider em { font-style: normal; font-size: 13px; font-weight: 700; letter-spacing: .3em; color: #8fd0ff; text-indent: .3em; }
.ecc-divider span {
  font-size: 34px !important; font-weight: 900; color: #fff; letter-spacing: .02em;
  text-shadow: 0 0 18px rgba(0,180,255,.9), 0 2px 8px rgba(0,80,180,.6);
}
.ecc-side .case-play { width: 46px !important; height: 46px !important; }
@media (max-width: 860px) {
  .ecc-flag { font-size: 13px !important; padding: 6px 12px !important; }
  .ecc-divider { width: 44px !important; }
  .ecc-divider span { font-size: 20px !important; }
}

/* ---------- 落地案例 · 版面收窄 ---------- */
.ent-cases { max-width: 1020px; margin: 0 auto; gap: 22px; }
.ec-compare { aspect-ratio: 24/9 !important; }
.ent-case .ec-body { padding: 18px 24px 20px; }
.ent-case .ec-num { font-size: 20px; margin-top: 6px; }
.ent-case .ec-brand { font-size: 12px; }
.ec-tags { margin-top: 10px; }
.ec-tags span { font-size: 11.5px; padding: 4px 11px; }
.ecc-flag { font-size: 16px !important; padding: 8px 18px !important; }
.ecc-divider { width: 60px !important; }
.ecc-divider span { font-size: 28px !important; }

/* ---------- 对比卡 · 贴合视频+文字居中+VS加大 ---------- */
.ec-compare { aspect-ratio: 32/9 !important; }
.ec-compare .case-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.ecc-divider { width: 84px !important; }
.ecc-divider span { font-size: 44px !important; }
.ent-case--wide .ec-body { text-align: center; }
.ent-case--wide .ec-tags { justify-content: center; }
@media (max-width: 860px) { .ec-compare { aspect-ratio: 21/10 !important; } }

/* ---------- 对比卡VS层级 + 副卡媒体对齐 ---------- */
.ecc-divider { position: relative; z-index: 6; }
.ecc-side { position: relative; z-index: 1; }
.ent-case .hv-carousel { border: 0 !important; box-shadow: none !important; margin: 0 !important; border-radius: 0 !important; }
.ent-case > img { display: block; width: 100%; margin: 0; }
.ent-case .hv-carousel, .ent-case > img { aspect-ratio: 16/9; }

/* ---------- 学员作品 · 5×2紧凑网格 ---------- */
.work-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
@media (max-width: 960px) { .work-grid { grid-template-columns: repeat(2, 1fr); } }
.work-card { background: #fff; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; transition: transform .3s ease, box-shadow .3s ease; }
.work-card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(13, 27, 46, .12), 0 0 0 1px rgba(0, 152, 255, .3); }
.work-card .case-thumb { border-radius: 0; box-shadow: none; }
.wk-body { padding: 10px 14px 12px; }
.wk-body strong { display: block; font-size: 14px; }
.wk-body span { font-size: 11.5px; color: var(--muted); }

/* ---------- 学员采访 · 人物故事墙 4×2 ---------- */
.story-wall { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 960px) { .story-wall { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .story-wall { grid-template-columns: 1fr; } }
.sw-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; transition: transform .3s ease, box-shadow .3s ease; }
.sw-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(13, 27, 46, .14), 0 0 0 1px rgba(0, 152, 255, .3); }
.sw-card .case-thumb { border-radius: 0; box-shadow: none; }
.sw-body { padding: 14px 16px 16px; }
.sw-name { font-size: 15px; font-weight: 700; }
.sw-name span { display: block; font-size: 11.5px; font-weight: 500; color: var(--brand); margin-top: 3px; }
.sw-quote { font-size: 12.5px; color: var(--muted); line-height: 1.65; margin: 8px 0 0; }

/* ---------- 采访拼贴 · 尺寸变体 ---------- */
.sw-card--big { grid-column: span 2; grid-row: span 3; }
.sw-card--wide { grid-column: span 2; grid-row: span 2; }
.sw-card--tall { grid-row: span 3; }
.story-wall .case-thumb { flex: 1; min-height: 0; }
.sw-card--big .sw-name { font-size: 18px; }
.sw-card--big .sw-quote { font-size: 14px; -webkit-line-clamp: 3; }
@media (max-width: 860px) { .sw-card--big, .sw-card--wide, .sw-card--tall { grid-column: span 1; grid-row: span 2; } }

.story-wall .case-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.story-wall .case-thumb { aspect-ratio: auto; }

/* ---------- 采访拼贴 · 自适应行高版 ---------- */
.story-wall { grid-auto-rows: auto !important; }
.sw-card { display: block !important; grid-row: auto !important; }
.story-wall .case-thumb { flex: none !important; }
.sw-card .case-thumb { aspect-ratio: 16/10 !important; }
.sw-card--big { grid-column: span 2 !important; }
.sw-card--big .case-thumb { aspect-ratio: 16/11 !important; }
.sw-card--wide { grid-column: span 2 !important; }
.sw-card--wide .case-thumb { aspect-ratio: 16/7 !important; }
.sw-card--tall .case-thumb { aspect-ratio: 16/12 !important; }
@media (max-width: 860px) {
  .sw-card--big, .sw-card--wide { grid-column: span 1 !important; }
  .sw-card .case-thumb, .sw-card--big .case-thumb, .sw-card--wide .case-thumb, .sw-card--tall .case-thumb { aspect-ratio: 16/9 !important; }
}

/* ---------- 学员采访 · 文化墙宝丽来拼贴 ---------- */
#interviews { background: #f6f1e7 !important; }
#interviews .section-title { color: #2e2a24; }
#interviews .section-lead { color: #7a7166; }
.iv-wall { columns: 3; column-gap: 24px; }
@media (max-width: 900px) { .iv-wall { columns: 2; } }
@media (max-width: 560px) { .iv-wall { columns: 1; } }
.iv-pol {
  break-inside: avoid; background: #fff; padding: 10px 10px 12px; border-radius: 4px;
  box-shadow: 0 10px 26px rgba(72, 55, 25, .18); margin-bottom: 24px;
  transform: rotate(var(--r, 0deg)); transition: transform .3s ease, box-shadow .3s ease;
}
.iv-pol:hover { transform: rotate(0deg) scale(1.02); box-shadow: 0 16px 36px rgba(72, 55, 25, .24); z-index: 3; position: relative; }
.iv-pol .case-thumb { border-radius: 2px; }
.iv-cap { text-align: center; padding-top: 11px; }
.iv-cap strong { display: block; font-size: 15.5px; color: #33291d; }
.iv-cap span { display: block; font-size: 12px; color: #8a7f70; margin-top: 3px; }
.iv-note {
  break-inside: avoid; text-align: center; padding: 26px 14px; margin-bottom: 24px;
  transform: rotate(var(--r, 0deg));
  font-family: "Kaiti SC", "STKaiti", "KaiTi", serif; font-size: 23px; color: #4a3f2e; line-height: 1.6;
}
.iv-slogan {
  text-align: center; margin: 44px 0 0;
  font-family: "Kaiti SC", "STKaiti", "KaiTi", serif;
  font-size: clamp(26px, 3.4vw, 38px); font-weight: 700; color: #33291d; letter-spacing: .1em;
}


/* ---------- 学员采访 · 杂志自由版式 ---------- */
.iv-mag { max-width: 1180px; margin: 0 auto; }
.iv-mag--a { margin-top: 30px; }
.iv-mod { display: flex; align-items: center; gap: 54px; margin-bottom: 84px; }
.iv-mod--r { flex-direction: row-reverse; }
.iv-mod--s .iv-video { flex: 0 0 55%; }
.iv-mod--a .iv-video { flex: 0 0 46%; }
.iv-mod--a { width: 88%; }
.iv-mod--a.iv-mod--r { margin-left: auto; }
.iv-video { position: relative; border-radius: 16px; overflow: hidden; cursor: pointer; box-shadow: 0 18px 44px rgba(13, 27, 46, .18); }
.iv-video img { width: 100%; aspect-ratio: 16/10; object-fit: cover; display: block; transition: transform .45s ease; }
.iv-video:hover img { transform: scale(1.045); }
.iv-play { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; }
.iv-play svg { width: 54px; height: 54px; padding: 15px; background: rgba(0, 140, 240, .92); color: #fff; border-radius: 50%; box-shadow: 0 10px 26px rgba(0, 110, 200, .45); transition: transform .3s ease; }
.iv-video:hover .iv-play svg { transform: scale(1.1); }
.iv-text { flex: 1; }
.iv-quote {
  font-size: clamp(21px, 2.3vw, 29px); font-weight: 800; line-height: 1.6; margin: 0 0 22px;
  background: linear-gradient(120deg, #0d1b2e 55%, #0098ff 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  transition: filter .35s ease;
}
.iv-mod:hover .iv-quote { filter: brightness(1.4); }
.iv-mod--b .iv-quote { font-size: 17px; margin: 16px 0 12px; }
.iv-name { font-size: 16.5px; font-weight: 700; color: var(--text); }
.iv-name span { display: block; font-size: 13px; font-weight: 500; color: var(--muted); margin-top: 5px; }
.iv-b-row { display: flex; gap: 36px; align-items: flex-start; }
.iv-mod--b { flex: 1; flex-direction: column; display: flex; gap: 0; margin-bottom: 0; }
.iv-mod--b .iv-video { flex: none; width: 100%; }
.iv-mod--b:nth-child(2) { margin-top: 52px; }
.iv-mod--b:nth-child(3) { margin-top: 104px; }
@media (max-width: 900px) {
  .iv-mod, .iv-mod--r { flex-direction: column; gap: 24px; margin-bottom: 56px; width: 100%; }
  .iv-mod--s .iv-video, .iv-mod--a .iv-video { flex: none; width: 100%; }
  .iv-b-row { flex-direction: column; gap: 48px; }
  .iv-mod--b:nth-child(2), .iv-mod--b:nth-child(3) { margin-top: 0; }
}

/* ---------- 采访视频弹窗 ---------- */
.iv-modal { position: fixed; inset: 0; z-index: 300; display: none; align-items: center; justify-content: center; }
.iv-modal.open { display: flex; }
.iv-modal-bg { position: absolute; inset: 0; background: rgba(3, 10, 24, .78); backdrop-filter: blur(8px); }
.iv-modal-box { position: relative; width: min(880px, 92vw); }
.iv-modal-box video { width: 100%; border-radius: 16px; box-shadow: 0 30px 90px rgba(0, 0, 0, .5); display: block; background: #000; }
.iv-modal-x {
  position: absolute; top: -46px; right: 0; width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.4); background: rgba(10, 22, 46, .6); color: #fff;
  font-size: 20px; cursor: pointer; transition: all .25s ease;
}
.iv-modal-x:hover { background: var(--brand); border-color: var(--brand); }


/* ---------- 学员采访 · 紧凑杂志版式 v2 ---------- */
.ivc { max-width: 1180px; margin: 0 auto; }
.ivc-s { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; margin-bottom: 60px; }
.ivc-s-mod { display: flex; gap: 24px; align-items: center; }
.ivc-s-mod .iv-video { flex: 0 0 46%; }
.ivc-s-mod .ivc-q { font-size: 19px; }
.ivc-q {
  font-size: 16.5px; font-weight: 800; line-height: 1.55; margin: 14px 0 10px;
  color: #0d1b2e;
  transition: filter .3s ease;
}
.ivc-s-mod:hover .ivc-q, .ivc-mod:hover .ivc-q { filter: brightness(1.4); }
.ivc-name { font-size: 15px; font-weight: 700; color: var(--text); }
.ivc-name span { display: block; font-size: 12.5px; font-weight: 500; color: var(--muted); margin-top: 4px; }
.ivc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px 40px; }
.ivc-grid .ivc-mod:nth-child(3n+2) { padding-top: 26px; }
@media (max-width: 900px) {
  .ivc-s, .ivc-grid { grid-template-columns: 1fr; gap: 40px; }
  .ivc-s { margin-bottom: 40px; }
  .ivc-grid .ivc-mod:nth-child(3n+2) { padding-top: 0; }
  .ivc-s-mod .iv-video { flex: 0 0 42%; }
}
@media (max-width: 560px) {
  .ivc-s-mod { flex-direction: column; align-items: flex-start; gap: 14px; }
  .ivc-s-mod .iv-video { flex: none; width: 100%; }
}

/* ---------- 移动端适配修复（2026-08-14） ---------- */
/* 修饰类：替代原内联 repeat(3,1fr)，恢复桌面3列 + 小屏降级 */
.ent-cards--3 { grid-template-columns: repeat(3, 1fr); }
.loop-flow--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 960px) {
  .loop-flow--3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .ent-cards--3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .ent-cards--3, .loop-flow--3 { grid-template-columns: 1fr; }
}

/* ---------- 移动端菜单与对比卡修复（2026-08-14 二轮） ---------- */
@media (max-width: 860px) {
  /* 1) 解除 backdrop-filter 包含块约束：fixed 全屏菜单恢复相对视口定位 */
  .site-header, .site-header--solid {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }
  .site-header--solid { background: rgba(255, 255, 255, .96); }

  /* 2) 菜单容器：顶部起排、超高可滚动、避开 header、主项分隔线层级清晰 */
  .main-nav {
    justify-content: flex-start; align-items: stretch;
    padding: 92px 30px 46px; gap: 0; overflow-y: auto;
  }
  .main-nav > a.nav-link, .main-nav > .nav-item { border-bottom: 1px solid rgba(255, 255, 255, .1); }
  .main-nav a.nav-link { font-size: 19px; padding: 12px 0; }
  .nav-drop { padding: 0 0 10px 18px; gap: 0; }
  .nav-drop a { padding: 6px 10px; font-size: 14px; }
  .header-cta { margin: 20px 0 0; align-self: flex-start; }

  /* 3) logo 与开关浮于菜单背景之上；菜单打开时强制白色 */
  .site-header .brand { position: relative; z-index: 121; }
  .nav-toggle { position: relative; z-index: 122; }
  .site-header.nav-open .brand-logo--blue { display: none; }
  .site-header.nav-open .brand-logo--white { display: block; }
  .site-header.nav-open .nav-toggle span { background: #fff; }

  /* 4) 首页对比卡：隐藏VS竖条、容器高度自适应、标签与播放钮适配小屏 */
  .ecc-divider { display: none !important; }
  .ec-compare { aspect-ratio: auto !important; }
  .ecc-flag { font-size: 13px !important; padding: 6px 12px !important; }
  .ecc-side .case-play { width: 42px !important; height: 42px !important; }
}

/* ---------- 移动端菜单子项可读性（2026-08-14 二轮补） ---------- */
@media (max-width: 860px) {
  .main-nav .nav-drop a { color: rgba(255, 255, 255, .78); opacity: 1; }
  .main-nav .nav-drop a.active { color: #8fd0ff; background: transparent; }
  .main-nav .nav-drop a::before { background: rgba(140, 200, 255, .5); }
}

/* ---------- 页脚联系方式 · 客服二维码（2026-08-14） ---------- */
.footer-contact .footer-qr-item { display: flex; align-items: center; gap: 14px; margin-top: 4px; }
.footer-contact .footer-qr-item img {
  width: 86px; height: 86px; flex: none; border-radius: 10px;
  background: #fff; padding: 5px; box-shadow: 0 4px 14px rgba(0, 0, 0, .3);
}
.footer-contact .footer-qr-item span { font-size: 13px; line-height: 1.7; color: #9fb2cf; }
.footer-contact .footer-qr-item span strong { display: block; color: #e8eefc; font-size: 14px; font-weight: 600; }

/* ---------- 移动端slogan分行 & footer二维码列表化（2026-08-14 三轮） ---------- */
.m-br { display: none; }
@media (max-width: 640px) {
  .m-br { display: inline; }
}
/* footer 客服二维码：与联系列表同风格（icon对齐、文字同色、图在文字列下方） */
.footer-contact .footer-qr-item { align-items: flex-start; gap: 10px; margin-top: 0; }
.footer-qr-item .fqi-body { display: flex; flex-direction: column; gap: 12px; }
.footer-qr-item .fqi-body span { font-size: 14.5px; color: inherit; line-height: 1.65; }
.footer-qr-item .fqi-body img {
  width: 108px; height: 108px; border-radius: 10px;
  background: #fff; padding: 5px; box-shadow: 0 4px 14px rgba(0, 0, 0, .3);
}

/* ---------- 移动端渠道二维码点击浮层（2026-08-14 四轮；类名 qr-lightbox，勿与旧版 .qr-modal 重名） ---------- */
.qr-lightbox {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(5, 12, 26, .82); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity .25s ease;
}
.qr-lightbox.open { opacity: 1; pointer-events: auto; }
.qr-lightbox-card { width: min(76vw, 320px); text-align: center; transform: scale(.92); transition: transform .25s ease; }
.qr-lightbox.open .qr-lightbox-card { transform: scale(1); }
.qr-lightbox-card img {
  width: 100%; height: auto; display: block; border-radius: 16px; background: #fff; padding: 10px;
  box-shadow: 0 24px 60px rgba(0, 8, 24, .5);
}
.qr-lightbox-card span { display: block; margin-top: 14px; color: #cfe2ff; font-size: 15px; font-weight: 600; }
.qr-lightbox-card em { display: block; margin-top: 6px; font-style: normal; color: rgba(190, 212, 245, .55); font-size: 12px; }

/* ---------- 移动端视频弹窗（2026-08-14 五轮；复用 iv-modal 结构） ---------- */
.v-modal-global .iv-modal-box video { max-height: 76vh; }
@media (max-width: 860px) {
  .v-modal-global .iv-modal-box { width: 94vw; }
}

/* 视频弹窗加载失败提示 */
.v-modal-err { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: #cfe2ff; font-size: 14px; background: rgba(4,10,22,.85); border-radius: 16px; }

/* ---------- 移动端菜单关闭态彻底隐藏（2026-08-14 六轮：修复隐形导航链接拦截点击） ---------- */
/* 根因：菜单关闭时 main-nav 为 opacity:0+pointer-events:none，但子元素 .nav-drop 显式 pointer-events:auto 会突破父级 none，
   隐形下拉链接仍覆盖页面拦截点击（跳转 about/products 等导航页，落点随机）。
   修复：关闭态用 visibility:hidden——子元素无法以任何方式突破，彻底不可交互。 */
@media (max-width: 860px) {
  .main-nav { visibility: hidden; transition: opacity .3s ease, visibility 0s linear .3s; }
  .main-nav.open { visibility: visible; transition: opacity .3s ease, visibility 0s linear 0s; }
}