/* ==========================================================================
   未来公园科技馆 · 前台样式
   设计基调：深空科技 / 星蓝 + 紫青渐变 / 玻璃质感 / 大留白
   结构：1 变量与基础 2 通用组件 3 头部 4 首屏 5 版块 6 页面 7 会员 8 弹窗 9 页脚 10 响应式
   ========================================================================== */

/* ------------------------------ 1. 变量与基础 ------------------------------ */
:root {
  --bg: #0a1428;
  --bg-2: #0d1c3a;
  --bg-3: #12254a;
  --panel: rgba(16, 28, 46, .72);
  --panel-solid: #0d1929;
  --line: rgba(120, 170, 255, .16);
  --line-strong: rgba(120, 170, 255, .34);
  --text: #e8f1ff;
  --text-2: #b9cbe4;
  --muted: #7f96b6;
  --cyan: #00d4ff;
  --violet: #8a7bff;
  --amber: #ffb74d;
  --green: #4cd17a;
  --grad: linear-gradient(100deg, #00d4ff 0%, #6ea8ff 45%, #8a7bff 100%);
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 24px 60px rgba(0, 0, 0, .45);
  --container: 1180px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(138, 123, 255, .14), transparent 60%),
    radial-gradient(1000px 500px at 10% 20%, rgba(0, 212, 255, .10), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; border: 0; }
a { color: inherit; text-decoration: none; }
a:hover { color: #fff; }
button { font: inherit; color: inherit; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }

h1, h2, h3, h4 {
  margin: 0 0 .55em;
  font-weight: 700;
  letter-spacing: .01em;
  line-height: 1.25;
}
p { margin: 0 0 1em; }
h1 { font-size: clamp(30px, 4.2vw, 56px); }
h2 { font-size: clamp(24px, 2.8vw, 38px); }
h3 { font-size: clamp(18px, 1.6vw, 22px); }
small { font-size: .82em; color: var(--muted); }

.container { width: min(100% - 48px, var(--container)); margin-inline: auto; }
.container.narrow { width: min(100% - 48px, 820px); }
.center { text-align: center; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .86em; }

::selection { background: rgba(0, 212, 255, .28); }

/* hidden 属性优先于组件的 display */
[hidden] { display: none !important; }

/* 滚动显现 */
.reveal { opacity: 0; transform: translateY(28px); }
.reveal.is-in {
  opacity: 1; transform: none;
  animation: fpIn .7s var(--ease) both;      /* 关键帧动画：无论何时加类都会真正播放 */
}
@keyframes fpIn {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: none; }
}
.d1 { animation-delay: .1s; } .d2 { animation-delay: .2s; }
.d3 { animation-delay: .3s; } .d4 { animation-delay: .4s; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }   /* 与旧站一致：内容显现动画不被系统“减弱动效”关闭 */
}

/* ------------------------------ 2. 通用组件 ------------------------------ */
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, border-color .25s;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--grad);
  color: #04101f;
  box-shadow: 0 10px 30px rgba(0, 180, 255, .28);
}
.btn-primary:hover { box-shadow: 0 16px 40px rgba(0, 180, 255, .4); color: #04101f; }
.btn-ghost {
  background: rgba(255, 255, 255, .04);
  border-color: var(--line-strong);
  color: var(--text);
}
.btn-ghost:hover { background: rgba(255, 255, 255, .09); border-color: var(--cyan); }
.btn-lg { padding: 16px 34px; font-size: 16px; }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-block { width: 100%; }

.section { padding: clamp(44px, 6vw, 76px) 0; }
.section.tight { padding: clamp(28px, 4vw, 48px) 0; }

.section-head { max-width: 760px; margin-bottom: 40px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head h2 { margin-bottom: 12px; }
.section-head .desc { color: var(--text-2); }

.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* 卡片 */
.card, .media-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, rgba(20, 34, 54, .86), rgba(10, 18, 30, .92));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .35s var(--ease), border-color .35s, box-shadow .35s;
}
.card:hover, .media-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow);
}
.card .body, .media-card .body { padding: 24px 26px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card .body h3, .media-card .body h3 { margin: 0; font-size: 19px; }
.card .body p, .media-card .body p { margin: 0; color: var(--text-2); font-size: 14.5px; }
.card .icon, .media-card .icon {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 12px;
  background: rgba(0, 212, 255, .1);
  border: 1px solid rgba(0, 212, 255, .28);
  font-size: 20px;
}
.card-link {
  margin-top: auto;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--cyan);
  transition: gap .2s;
}
.card-link:hover { color: #fff; }

.media-card .cover {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0a1524;
}
.media-card .cover img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .7s var(--ease);
}
.media-card:hover .cover img { transform: scale(1.045); }
.media-card .cover::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5, 11, 22, 0) 45%, rgba(5, 11, 22, .82));
}
.cover-fallback {
  display: flex; align-items: center; justify-content: center;
  height: 100%; color: var(--muted); font-size: 20px; letter-spacing: .1em;
}

.badge {
  position: absolute;
  left: 16px; top: 16px;
  z-index: 2;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(5, 11, 22, .72);
  border: 1px solid var(--line-strong);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--text-2);
}
.badge-member { left: auto; right: 16px; background: rgba(255, 183, 77, .16); border-color: rgba(255, 183, 77, .5); color: var(--amber); }

.meta { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--muted); }
.meta .dot { opacity: .5; }

/* 数据条 */
.stats-band {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.stat { background: var(--bg-2); padding: 28px 22px; text-align: center; }
.stat strong {
  display: block;
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.1;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text; color: transparent; -webkit-text-fill-color: transparent;
}
.stat span { display: block; margin-top: 6px; font-size: 13px; color: var(--muted); }

/* 图片墙 */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.g-item { position: relative; margin: 0; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); background: #09121f; }
.g-item img { aspect-ratio: 16 / 10; width: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.g-item:hover img { transform: scale(1.05); }
.g-item figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 26px 16px 12px;
  font-size: 12.5px; color: var(--text-2);
  background: linear-gradient(180deg, transparent, rgba(5, 11, 22, .9));
}
.g-item:first-child { grid-column: span 2; }
.g-item:first-child img { aspect-ratio: 16 / 9; }

/* 左右图文 */
.split-block { display: grid; gap: clamp(24px, 4vw, 56px); align-items: center; }
.split-block.has-img { grid-template-columns: 1.05fr 1fr; }
.split-block.has-img.side-left .split-img { order: -1; }
.split-block.has-img.side-right .split-img { order: 2; }
.split-block.has-img.side-right .split-text { order: 1; }
.split-img { position: relative; margin: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: #09121f; }
.split-img .split-cap {
  position: absolute; left: 18px; bottom: 18px; padding: 8px 14px;
  border-radius: 8px; background: rgba(8, 16, 30, .82); border: 1px solid rgba(120, 170, 255, .22);
  backdrop-filter: blur(6px); font-size: 12.5px; color: var(--text-2); letter-spacing: .5px;
}
.split-text .eyebrow { margin-bottom: 6px; }
.block-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 20px; }
.split-img img { aspect-ratio: 4 / 3; width: 100%; object-fit: cover; }
.split-text .block-title { margin-bottom: 16px; }
.split-text p { color: var(--text-2); }
.split-text .btn { margin-top: 10px; }

/* 时间轴 */
.timeline-list { list-style: none; margin: 0; padding: 0 0 0 24px; position: relative; }
.timeline-list::before {
  content: ""; position: absolute; left: 6px; top: 6px; bottom: 6px; width: 1px;
  background: linear-gradient(180deg, var(--cyan), rgba(138, 123, 255, .4), transparent);
}
.timeline-item { position: relative; padding: 0 0 30px 22px; }
.timeline-item::before {
  content: ""; position: absolute; left: -24px; top: 8px;
  width: 13px; height: 13px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--cyan);
  box-shadow: 0 0 16px rgba(0, 212, 255, .55);
}
.t-year { font-size: 12.5px; letter-spacing: .12em; color: var(--cyan); }
.timeline-item h3 { margin: 4px 0 6px; font-size: 19px; }
.timeline-item p { margin: 0; color: var(--text-2); font-size: 14.5px; }

/* 问答 */
.faq-list { display: grid; gap: 12px; }
.faq-item {
  border: 1px solid var(--line); border-radius: 14px;
  background: rgba(13, 25, 41, .66);
  padding: 18px 22px;
}
.faq-item summary { cursor: pointer; font-weight: 600; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; float: right; color: var(--cyan); font-weight: 400; }
.faq-item[open] summary::after { content: "−"; }
.faq-item p { margin: 12px 0 0; color: var(--text-2); font-size: 14.5px; }

/* 视频 */
.video-shell {
  margin: 0 0 20px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #03070f;
  box-shadow: var(--shadow);
}
.video-shell video { width: 100%; max-height: 660px; display: block; background: #03070f; }
.video-shell figcaption { padding: 14px 20px; font-size: 12.5px; color: var(--muted); border-top: 1px solid var(--line); }
.video-empty { padding: 90px 20px; text-align: center; color: var(--muted); }

/* CTA 横幅 */
.cta-band {
  position: relative; z-index: 0;
  display: flex; align-items: center; justify-content: space-between; gap: 28px;
  padding: clamp(36px, 4vw, 56px) clamp(24px, 5vw, 56px);
  border-radius: 22px;
  border: 1px solid var(--line);
  background:
    radial-gradient(720px 320px at 20% 12%, rgba(0, 212, 255, .10), transparent 62%),
    radial-gradient(760px 340px at 84% 88%, rgba(138, 123, 255, .12), transparent 62%),
    linear-gradient(120deg, rgba(12, 24, 42, .92), rgba(10, 20, 38, .88));
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(5, 11, 22, .95) 0%, rgba(5, 11, 22, .72) 52%, rgba(5, 11, 22, .38) 100%);
}
.cta-band > * { position: relative; z-index: 1; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-band h2 { margin-bottom: 8px; font-size: clamp(22px, 2.4vw, 32px); }
.cta-band p { margin: 0; color: var(--text-2); max-width: 620px; }

.note-band {
  display: grid; gap: 6px;
  padding: 22px 26px;
  border-left: 3px solid var(--amber);
  background: rgba(255, 183, 77, .06);
  border-radius: 0 12px 12px 0;
}
.note-band strong { color: var(--amber); font-size: 13.5px; letter-spacing: .06em; }
.note-band p { margin: 0; color: var(--text-2); font-size: 14px; }

.inline-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }
.inline-cta.center { justify-content: center; }

/* ------------------------------ 3. 头部 ------------------------------ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  transition: background .35s, backdrop-filter .35s, border-color .35s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled, .site-header.is-open {
  background: rgba(5, 11, 22, .94);
  border-bottom-color: var(--line);
}
.header-inner { display: flex; align-items: center; gap: 22px; height: 74px; }
.brand { display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.brand-mark { display: inline-flex; align-items: center; }
.brand-mark img { display: block; width: auto; height: 40px; filter: drop-shadow(0 2px 8px rgba(0, 150, 255, .22)); }
.brand-text strong { display: block; font-size: 17.5px; letter-spacing: .02em; }
.brand-text small { display: block; font-size: 10.5px; letter-spacing: .32em; color: #58c9f5; margin-top: 2px; }

.main-nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-lead { display: none; }  /* 桌面端隐藏在菜单内的预约按钮，移动端菜单里再出现 */
.main-nav a {
  position: relative;
  padding: 8px 13px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--text-2);
  transition: color .2s, background .2s;
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active { color: #fff; background: rgba(255, 255, 255, .07); }
.main-nav a.active::after {
  content: ""; position: absolute; left: 50%; bottom: 2px;
  width: 4px; height: 4px; margin-left: -2px; border-radius: 50%; background: var(--cyan);
}

.header-actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.search-mini {
  display: flex; align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 6px 4px 12px;
  background: rgba(255, 255, 255, .03);
}
.search-mini input {
  width: 96px; border: 0; background: transparent; outline: none; font-size: 13px;
}
.search-mini input::placeholder { color: var(--muted); }
.search-mini button {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border: 0; border-radius: 50%;
  background: rgba(255, 255, 255, .06); color: var(--text-2);
}
.nav-toggle {
  display: none; flex-direction: column; gap: 5px; justify-content: center;
  width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 10px;
  background: rgba(255, 255, 255, .03); padding: 0 10px;
}
.nav-toggle span { display: block; height: 2px; background: var(--text); border-radius: 2px; transition: transform .3s, opacity .3s; }
body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 顶部提示 */
.flash-wrap {
  position: fixed; top: 86px; left: 50%; transform: translateX(-50%);
  z-index: 70; display: grid; gap: 8px; width: min(92vw, 520px);
}
.flash {
  padding: 12px 18px;
  border-radius: 12px;
  font-size: 14px;
  border: 1px solid var(--line-strong);
  background: rgba(13, 26, 43, .94);
  box-shadow: var(--shadow);
  animation: flashIn .45s var(--ease);
}
.flash-success { border-color: rgba(76, 209, 122, .45); color: #cdf5dd; }
.flash-error { border-color: rgba(255, 110, 110, .5); color: #ffd4d4; }
.flash-info { border-color: rgba(0, 212, 255, .45); color: #d3f4ff; }
@keyframes flashIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* ------------------------------ 4. 首屏 ------------------------------ */
.hero {
  position: relative; isolation: isolate;
  min-height: 100svh;
  display: flex; align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero--mid { min-height: 62svh; padding: 140px 0 70px; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: .72; }
.hero-bg::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(90deg, rgba(5, 11, 22, .95) 0%, rgba(5, 11, 22, .62) 48%, rgba(5, 11, 22, .18) 100%),
    linear-gradient(180deg, rgba(5, 11, 22, .6) 0%, rgba(5, 11, 22, .28) 42%, rgba(5, 11, 22, .96) 100%),
    radial-gradient(900px 420px at 15% 80%, rgba(0, 212, 255, .12), transparent 70%);
}
.stardust { position: absolute; inset: 0; pointer-events: none; opacity: .55; }
.stardust::before, .stardust::after {
  content: ""; position: absolute; width: 2px; height: 2px; border-radius: 50%;
  background: #fff;
  box-shadow: 120px 80px 0 rgba(255,255,255,.7), 300px 40px 0 rgba(255,255,255,.5), 480px 160px 0 rgba(255,255,255,.6),
              700px 60px 0 rgba(255,255,255,.4), 860px 200px 0 rgba(255,255,255,.6), 1050px 120px 0 rgba(255,255,255,.5),
              200px 320px 0 rgba(255,255,255,.35), 620px 380px 0 rgba(255,255,255,.4), 980px 420px 0 rgba(255,255,255,.3),
              80px 520px 0 rgba(255,255,255,.3), 420px 600px 0 rgba(255,255,255,.35);
  animation: twinkle 5s ease-in-out infinite alternate;
}
.stardust::after { transform: translate(40px, 60px) scale(.7); opacity: .6; animation-delay: 1.8s; }
@keyframes twinkle { from { opacity: .35; } to { opacity: .95; } }

.hero-inner { position: relative; z-index: 3; max-width: 820px; }
.hero h1 { max-width: 15em; margin-bottom: 22px; font-size: clamp(34px, 5.4vw, 72px); line-height: 1.15; }
.hero .sub { max-width: 680px; font-size: clamp(15px, 1.4vw, 18px); color: var(--text-2); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }

/* 首屏滚动提示 */
.scroll-hint {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--muted); font-size: 12px; letter-spacing: 2px; z-index: 4;
}
.scroll-hint .wheel {
  width: 22px; height: 36px; border: 1.5px solid var(--muted); border-radius: 12px;
  position: relative;
}
.scroll-hint .wheel::after {
  content: ""; position: absolute; left: 50%; top: 7px; transform: translateX(-50%);
  width: 3px; height: 7px; border-radius: 2px; background: var(--cyan);
  animation: scrolldot 1.6s infinite var(--ease);
}
@keyframes scrolldot {
  0% { opacity: 0; transform: translate(-50%, 0); }
  40% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, 12px); }
}

/* 页面标题区（无 hero 的页面） */
.page-head {
  position: relative; z-index: 0;
  min-height: 60svh;
  display: flex; align-items: center;
  padding: 140px 0 70px;
  border-bottom: 1px solid var(--line);
  text-align: center;
  background:
    linear-gradient(180deg, rgba(10, 20, 40, .78) 0%, rgba(10, 20, 40, .88) 100%),
    radial-gradient(800px 320px at 12% 20%, rgba(0, 212, 255, .12), transparent 70%),
    radial-gradient(700px 320px at 88% 0%, rgba(138, 123, 255, .14), transparent 70%),
    url('../img/hero-space.jpg') center/cover no-repeat;
}
.page-head .container { position: relative; z-index: 1; }
.page-head h1 { max-width: 17em; margin-inline: auto; }
.page-head .sub { max-width: 760px; margin-inline: auto; color: var(--text-2); }
.page-head .eyebrow { justify-content: center; }
.page-head--video { padding-bottom: 56px; }

/* ------------------------------ 5. 线上展馆 ------------------------------ */
.floor-tabs { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 28px; }
.floor-tab {
  display: flex; flex-direction: column; align-items: flex-start; gap: 2px;
  padding: 14px 22px; min-width: 160px;
  border: 1px solid var(--line); border-radius: 14px;
  background: rgba(255, 255, 255, .025);
  text-align: left; transition: border-color .25s, background .25s, transform .25s;
}
.floor-tab:hover { transform: translateY(-2px); border-color: var(--line-strong); }
.floor-tab.active {
  border-color: rgba(0, 212, 255, .55);
  background: linear-gradient(120deg, rgba(0, 212, 255, .12), rgba(138, 123, 255, .1));
  box-shadow: 0 10px 30px rgba(0, 180, 255, .12);
}
.floor-level { font-size: 16px; font-weight: 700; }
.floor-label { font-size: 12px; color: var(--muted); }

.floor-panel { display: none; animation: fadeUp .5s var(--ease); }
.floor-panel.active { display: block; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.floor-intro { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(20px, 3vw, 44px); align-items: center; }
.floor-img { margin: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.floor-img img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.floor-text h3 { margin-bottom: 12px; }
.floor-text p { color: var(--text-2); font-size: 14.5px; }

.exhibit-list { margin-top: 30px; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.exhibit-row {
  display: grid; grid-template-columns: 220px 1fr; gap: 18px;
  align-items: baseline;
  padding: 16px 22px;
  background: rgba(9, 18, 31, .94);
  transition: background .25s;
}
.exhibit-row:hover { background: rgba(15, 29, 48, .96); }
.exhibit-zone { font-weight: 600; font-size: 14.5px; color: var(--cyan); }
.exhibit-items { color: var(--text-2); font-size: 14px; }

.visit-band {
  position: relative; z-index: 0;
  display: flex; align-items: center; justify-content: space-between; gap: 26px;
  padding: clamp(26px, 4vw, 46px);
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(8, 20, 36, .95), rgba(16, 28, 48, .82));
}
.visit-text h2 { margin-bottom: 10px; }
.visit-text p { margin: 0; color: var(--text-2); font-size: 14.5px; }
.visit-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ------------------------------ 6. 产业 / 新闻 / 关于 ------------------------------ */
.industry-hero {
  isolation: isolate;
  position: relative; padding: 150px 0 70px; overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.industry-hero-bg { position: absolute; inset: 0; z-index: 0; }
.industry-hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: .62; }
.industry-hero-bg::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(5, 11, 22, .52) 0%, rgba(5, 11, 22, .93) 100%);
}
.industry-hero-inner { position: relative; z-index: 3; }
.industry-hero .eyebrow { color: var(--accent, var(--cyan)); }
.industry-hero h1 { display: flex; align-items: center; gap: 14px; }
.icon-lg { font-size: .8em; }
.industry-hero .sub { max-width: 680px; color: var(--text-2); }
.back-link { display: inline-block; margin-bottom: 22px; font-size: 13px; color: var(--muted); }
.back-link:hover { color: var(--cyan); }

.prose-block h2 { margin-top: 34px; font-size: 22px; }
.prose-block h2:first-child { margin-top: 0; }
.prose-block p { color: var(--text-2); }

.industry-card { --accent: var(--cyan); }
.industry-card .icon { border-color: color-mix(in srgb, var(--accent) 40%, transparent); background: color-mix(in srgb, var(--accent) 12%, transparent); }
.industry-card .card-link { color: var(--accent); }
.industry-card::before {
  content: ""; position: absolute; inset: 0 0 auto; height: 2px; z-index: 3;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: .8;
}

/* 新闻列表 */
.filter-bar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 34px; }
.chip {
  padding: 8px 18px; border-radius: 999px; font-size: 13.5px;
  border: 1px solid var(--line); color: var(--text-2);
  transition: all .2s;
}
.chip:hover { border-color: var(--line-strong); color: #fff; }
.chip.active { background: var(--grad); color: #04101f; border-color: transparent; font-weight: 600; }
.count { margin-left: auto; font-size: 12.5px; color: var(--muted); }
.empty { color: var(--muted); padding: 40px 0; }

.pager { display: flex; gap: 8px; justify-content: center; margin-top: 40px; }
.page-num {
  min-width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line); border-radius: 10px; font-size: 14px; color: var(--text-2);
}
.page-num:hover { border-color: var(--line-strong); color: #fff; }
.page-num.active { background: var(--grad); color: #04101f; border-color: transparent; font-weight: 700; }

/* 文章 */
.article-head { padding: 150px 0 34px; border-bottom: 1px solid var(--line); }
.article-head .back-link { display: block; margin-bottom: 16px; }
.article-head .eyebrow { display: inline-block; margin-bottom: 10px; }
.article-head h1 { font-size: clamp(26px, 3.2vw, 42px); }
.article-meta { display: flex; align-items: center; gap: 14px; font-size: 13px; color: var(--muted); margin-top: 10px; }
.article-body { padding: 44px 0 70px; }
.article-cover { margin: 0 0 36px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.article-cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.article-body p { color: var(--text-2); font-size: 16.5px; line-height: 1.95; }
.article-body h2 { margin-top: 40px; font-size: 22px; }
.nd-figure { margin: 30px 0; }
.nd-figure img { width: 100%; border-radius: 14px; border: 1px solid var(--line); }
.nd-figure figcaption { margin-top: 10px; font-size: 12.5px; color: var(--muted); text-align: center; }
.nd-quote {
  margin: 32px 0; padding: 20px 24px;
  border-left: 3px solid var(--cyan);
  background: rgba(0, 212, 255, .05);
  border-radius: 0 12px 12px 0;
  color: var(--text); font-size: 17px;
}
.article-foot { display: flex; gap: 12px; flex-wrap: wrap; margin: 44px 0 28px; }
.article-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; border-top: 1px solid var(--line); padding-top: 26px; }
.article-nav a { display: grid; gap: 4px; padding: 16px 20px; border: 1px solid var(--line); border-radius: 12px; transition: border-color .25s; }
.article-nav a:hover { border-color: var(--line-strong); }
.article-nav small { color: var(--muted); font-size: 12px; }
.article-nav span { font-size: 14.5px; }
.article-nav .next { text-align: right; }

.paywall {
  padding: clamp(26px, 4vw, 46px);
  border: 1px solid rgba(255, 183, 77, .3);
  border-radius: var(--radius);
  background: linear-gradient(140deg, rgba(255, 183, 77, .07), rgba(13, 25, 41, .8));
  text-align: center;
}
.paywall h2 { font-size: 22px; }
.paywall p { color: var(--text-2); }
.paywall-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 22px; }

.search-big { display: flex; gap: 10px; max-width: 620px; margin-top: 24px; }
.search-big input {
  flex: 1; padding: 14px 20px; border-radius: 999px;
  border: 1px solid var(--line-strong); background: rgba(255, 255, 255, .04); outline: none;
}
.search-big input:focus { border-color: var(--cyan); }

/* 研学 */
.course-card .badge { position: static; align-self: flex-start; display: inline-block; margin: 0 0 4px; }
.course-card .btn { margin-top: auto; align-self: flex-start; }
.card .body > .btn, .media-card .body > .btn { align-self: flex-start; margin-top: auto; }

/* ------------------------------ 7. 会员 ------------------------------ */
.auth-section { padding-top: 130px; }
.auth-card {
  padding: clamp(26px, 4vw, 44px);
  border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(18, 32, 52, .92), rgba(9, 17, 29, .96));
  box-shadow: var(--shadow);
}
.auth-card h1 { font-size: clamp(24px, 2.6vw, 32px); }
.auth-links { display: flex; flex-direction: column; gap: 6px; margin-top: 18px; font-size: 13px; color: var(--muted); }
.auth-links a { color: var(--cyan); }

.form-stack { display: grid; gap: 14px; margin-top: 20px; }
.field { display: grid; gap: 6px; }
.field > span { font-size: 13px; color: var(--text-2); }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .03);
  outline: none;
  transition: border-color .2s, background .2s;
  font-size: 14.5px;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--cyan);
  background: rgba(0, 212, 255, .05);
}
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 18px) 55%, calc(100% - 13px) 55%; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
.field select option { background: var(--panel-solid); color: var(--text); }
.form-tip { font-size: 12px; color: var(--muted); margin: 0; }
.form-actions { margin-top: 6px; }
.form-msg { min-height: 20px; margin: 0; font-size: 13px; }
.form-msg.ok { color: var(--green); }
.form-msg.err { color: #ff8a8a; }

.member-grid { display: grid; grid-template-columns: 1.7fr 1fr; gap: 24px; align-items: start; }
.member-main, .member-side { display: grid; gap: 20px; }
.panel {
  padding: 24px 26px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: rgba(12, 23, 38, .7);
}
.panel h2 { font-size: 18px; margin-bottom: 16px; }
.panel .grid { gap: 16px; }

.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table th { font-size: 12px; font-weight: 600; color: var(--muted); letter-spacing: .04em; }
.table td { color: var(--text-2); }
.status { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; }
.status.s0 { background: rgba(255, 183, 77, .14); color: var(--amber); }
.status.s1 { background: rgba(0, 212, 255, .14); color: var(--cyan); }
.status.s2 { background: rgba(76, 209, 122, .14); color: var(--green); }

/* ------------------------------ 8. 预约弹窗 ------------------------------ */
.modal { position: fixed; inset: 0; z-index: 100; display: none; align-items: center; justify-content: center; padding: 20px; }
.modal.open { display: flex; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(3, 7, 14, .76); backdrop-filter: blur(6px); animation: fadeIn .3s; }
.modal-dialog {
  position: relative; z-index: 2;
  width: min(100%, 460px);
  max-height: 90vh; overflow: auto;
  padding: 32px 30px 26px;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(20, 35, 58, .98), rgba(8, 16, 28, .99));
  box-shadow: 0 40px 100px rgba(0, 0, 0, .6);
  animation: modalIn .4s var(--ease);
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalIn { from { opacity: 0; transform: translateY(18px) scale(.98); } to { opacity: 1; transform: none; } }
.modal-close {
  position: absolute; right: 16px; top: 12px;
  width: 34px; height: 34px; border: 0; border-radius: 50%;
  background: rgba(255, 255, 255, .06); font-size: 20px; line-height: 1; color: var(--text-2);
}
.modal-close:hover { background: rgba(255, 255, 255, .12); color: #fff; }
.modal-head h3 { font-size: 22px; margin-bottom: 6px; }
.modal-head p { font-size: 13.5px; color: var(--muted); }

/* ------------------------------ 9. 页脚 ------------------------------ */
.site-footer {
  margin-top: 20px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(6, 13, 24, .6), rgba(4, 9, 17, 1));
  padding: 64px 0 26px;
}
.footer-grid { display: grid; grid-template-columns: 1.5fr 1.1fr .9fr .9fr 1.1fr; gap: 28px; }
.footer-brand .footer-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 38px; border-radius: 11px; margin-bottom: 12px;
  border: 1px solid rgba(0, 212, 255, .3);
  background: linear-gradient(155deg, rgba(20, 42, 78, .9), rgba(10, 20, 40, .9));
  box-shadow: inset 0 0 14px rgba(0, 150, 255, .1);
}
.footer-brand .footer-mark img { display: block; width: 31px; height: auto; }
.footer-brand strong { display: block; font-size: 18px; }
.footer-claim {
  margin: 10px 0 8px;
  font-size: 20px;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; -webkit-text-fill-color: transparent;
}
.footer-desc { font-size: 13px; color: var(--muted); }
.footer-col h4 { font-size: 13px; letter-spacing: .1em; color: var(--text-2); margin-bottom: 12px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; font-size: 13.5px; color: var(--muted); }
.footer-col a:hover { color: var(--cyan); }
.qr-box { display: flex; align-items: center; gap: 12px; margin-top: 14px; }
.qr-box img { width: 80px; height: 80px; border-radius: 10px; background: #fff; padding: 4px; }
.qr-box span { font-size: 12px; color: var(--muted); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  margin-top: 46px; padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 12.5px; color: var(--muted);
}
.footer-admin { color: var(--muted); opacity: .7; }
.footer-admin:hover { color: var(--cyan); }

/* ------------------------------ 10. 响应式 ------------------------------ */
@media (max-width: 1080px) {
  .main-nav { gap: 0; }
  .main-nav a { padding: 8px 10px; font-size: 13.5px; }
  .search-mini { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .member-grid { grid-template-columns: 1fr; }
  .floor-intro { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid .g-item:first-child { grid-column: span 2; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .header-inner { height: 64px; gap: 12px; }
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed; top: 64px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    padding: 14px 18px 22px;
    background: rgba(5, 11, 22, .97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: opacity .3s, transform .3s;
    max-height: calc(100svh - 64px); overflow: auto;
  }
  body.nav-open .main-nav { opacity: 1; transform: none; pointer-events: auto; }
  .main-nav a { padding: 12px 14px; font-size: 15px; border-radius: 10px; }
  .main-nav a.active { background: rgba(0, 212, 255, .1); }
  .main-nav a.active::after { display: none; }
  .nav-lead { display: inline-flex; margin-top: 10px; justify-content: center; }
  .header-actions .btn-ghost { display: none; }
  .header-actions .btn-primary { display: none; }   /* 移动端收到菜单里，避免挤压品牌 */

  .hero { min-height: 84svh; padding: 110px 0 60px; }
  .hero--mid { min-height: 56svh; }
  .page-head, .article-head, .industry-hero { padding-top: 108px; }
  .section { padding: 54px 0; }
  .split-block.has-img, .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .feature-split { grid-template-columns: 1fr; gap: 26px; }
  .h-scroll > * { flex-basis: 78vw; }
  .split-block.has-img.side-left .split-img { order: 0; }
  .split-block.has-img.side-right .split-img { order: 0; }
  .split-block.has-img.side-right .split-text { order: 0; }
  .exhibit-row { grid-template-columns: 1fr; gap: 4px; }
  .cta-band, .visit-band { flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .article-nav { grid-template-columns: 1fr; }
  .article-nav .next { text-align: left; }
  .stats-band { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 520px) {
  body { font-size: 15px; }
  .container, .container.narrow { width: calc(100% - 32px); }
  .hero-actions .btn, .visit-actions .btn, .cta-band .btn { width: 100%; }
  .brand-text small { display: none; }
  .brand-mark img { height: 34px; filter: none; }
  .brand-text strong { font-size: 16px; }
  .card .body, .media-card .body { padding: 20px; }
  .modal-dialog { padding: 26px 20px 22px; }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-grid .g-item:first-child { grid-column: span 1; }
  .floor-tab { min-width: 0; flex: 1 1 calc(50% - 10px); }
  .grid { gap: 16px; }
  .member-grid, .panel { padding: 18px; }
  .page-num { min-width: 34px; height: 34px; }
}

/* ------------------------------ 品牌定位（左文右四格） ------------------------------ */
.feature-split {
  display: grid; grid-template-columns: 1.02fr .98fr; gap: 46px; align-items: center;
}
.feature-split .eyebrow { display: inline-flex; align-items: center; gap: 10px; }
.feature-split .fs-title {
  font-size: clamp(24px, 3.2vw, 36px); line-height: 1.25;
  margin: 14px 0 16px; letter-spacing: .01em;
}
.feature-split .desc { color: var(--text-dim, var(--text-2)); font-size: 15px; line-height: 1.9; max-width: 34em; }
.feature-split .stat.card {
  padding: 26px 22px; text-align: center; background: rgba(13, 25, 41, .6);
  border: 1px solid var(--line); border-radius: var(--radius, 14px); transition: .35s var(--ease);
}
.feature-split .stat.card:hover { border-color: rgba(0, 212, 255, .42); transform: translateY(-4px); }
.feature-split .stat.card b {
  display: block; font-size: clamp(26px, 3vw, 34px); font-weight: 800; line-height: 1.1; margin-bottom: 10px;
}
.feature-split .stat.card span { color: var(--text-2); font-size: 13.5px; }

/* ------------------------------ 横向滑动卡片 ------------------------------ */
.h-scroll {
  display: flex; gap: 16px; overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory; padding: 4px 2px 0; width: 100%; min-width: 0;
  scrollbar-width: none; -ms-overflow-style: none;          /* Firefox / 旧 Edge：彻底隐藏 */
  -webkit-overflow-scrolling: touch;
}
.h-scroll > * { flex: 0 0 clamp(260px, 30vw, 330px); scroll-snap-align: start; }
.h-scroll::-webkit-scrollbar { display: none; width: 0; height: 0; }   /* Chrome / Edge / Safari：彻底隐藏 */

/* 产业卡片图片遮罩减弱，避免“蒙版感” */
.industry-card .cover::after {
  background: linear-gradient(180deg, rgba(5, 11, 22, 0) 58%, rgba(5, 11, 22, .5) 100%);
}

.h-scroll-wrap { position: relative; }

/* 左右边缘渐隐遮罩 + 箭头 */
.h-edge {
  position: absolute; top: 0; bottom: 0; width: 118px; z-index: 2;
  display: flex; align-items: center; pointer-events: none;
  transition: opacity .3s var(--ease);
}
.h-edge--left {
  left: 0; justify-content: flex-start; padding-left: 6px;
  background: linear-gradient(90deg, rgba(5, 11, 22, .94) 0%, rgba(5, 11, 22, .72) 42%, rgba(5, 11, 22, 0) 100%);
}
.h-edge--right {
  right: 0; justify-content: flex-end; padding-right: 6px;
  background: linear-gradient(270deg, rgba(5, 11, 22, .94) 0%, rgba(5, 11, 22, .72) 42%, rgba(5, 11, 22, 0) 100%);
}
.h-edge button {
  pointer-events: auto; width: 42px; height: 42px; border-radius: 50%; cursor: pointer;
  display: grid; place-items: center; font-size: 22px; line-height: 1; padding-bottom: 2px;
  color: #fff; background: rgba(9, 20, 34, .82);
  border: 1px solid rgba(0, 212, 255, .42); backdrop-filter: blur(6px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, .45);
  transition: background .25s, border-color .25s, transform .25s;
}
.h-edge button:hover { background: rgba(0, 212, 255, .2); border-color: var(--cyan); transform: scale(1.06); }
.h-edge.is-off { opacity: 0; }
.h-edge.is-off button { pointer-events: none; }
@media (max-width: 860px) { .h-edge { display: none; } }

/* 研学理念图文 */
.fs-media { margin: 0; }
.fs-media img { width: 100%; display: block; border-radius: 16px; border: 1px solid var(--line); }
.fs-media figcaption { margin-top: 10px; color: var(--text-3, var(--text-2)); font-size: 12.5px; }

/* ============================== 线上展馆 · 多城市 ============================== */

.venue-switch { padding: 40px 0 10px; }
.venue-switch .container { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.venue-switch-label {
  font-size: 12px; letter-spacing: 2px; color: var(--muted);
  padding-right: 16px; border-right: 1px solid var(--line);
}
.venue-tabs { display: flex; gap: 10px; flex-wrap: wrap; }
.venue-tab {
  display: flex; flex-direction: column; gap: 3px; padding: 9px 20px 10px;
  border-radius: 12px; border: 1px solid var(--line);
  background: rgba(9, 20, 34, .55); text-decoration: none;
  transition: border-color .25s, background .25s, transform .25s;
}
.venue-tab .vt-name { font-size: 15px; font-weight: 600; color: var(--text); letter-spacing: .5px; }
.venue-tab .vt-status { font-size: 11px; color: var(--muted); letter-spacing: .5px; }
.venue-tab .vt-status.is-open { color: var(--cyan); }
.venue-tab:hover { border-color: rgba(0, 212, 255, .35); transform: translateY(-1px); }
.venue-tab.active {
  border-color: rgba(0, 212, 255, .55);
  background: linear-gradient(135deg, rgba(0, 212, 255, .14), rgba(124, 92, 255, .14));
  box-shadow: 0 8px 26px rgba(0, 212, 255, .12);
}

.venue-panel { display: none; padding: 30px 0 0; }
.venue-panel.active { display: block; }

.venue-hero {
  display: grid; grid-template-columns: 1.04fr .96fr; gap: 44px;
  align-items: center; margin: 12px 0 34px;
}
.venue-figure {
  position: relative; margin: 0; border-radius: 18px; overflow: hidden;
  border: 1px solid var(--line); background: #0a1422;
}
.venue-figure img { width: 100%; aspect-ratio: 16 / 11; object-fit: cover; display: block; }
.venue-flag {
  position: absolute; left: 14px; bottom: 14px; display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px; border-radius: 999px; font-size: 12px; color: var(--text-2);
  background: rgba(5, 11, 22, .72); border: 1px solid rgba(0, 212, 255, .28);
  backdrop-filter: blur(6px);
}
.venue-flag .dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--cyan);
  box-shadow: 0 0 10px rgba(0, 212, 255, .8);
}
.venue-copy h2 { font-size: clamp(26px, 2.6vw, 38px); line-height: 1.2; margin: 10px 0 14px; }
.venue-lead { font-size: 17px; color: var(--text); opacity: .9; margin-bottom: 10px; }
.venue-meta {
  display: flex; flex-wrap: wrap; gap: 8px 28px; margin: 20px 0 0;
  font-size: 13px; color: var(--muted);
}
.venue-meta div { display: flex; gap: 8px; }
.venue-meta dt { color: var(--cyan); opacity: .85; }
.venue-meta dd { margin: 0; }

.venue-soon {
  margin: 30px 0 10px; padding: 34px 30px; border-radius: 16px;
  border: 1px dashed rgba(0, 212, 255, .28); background: rgba(9, 20, 34, .4);
}
.venue-soon h3 { font-size: 20px; margin-bottom: 10px; }
.venue-soon p { color: var(--muted); max-width: 720px; }

.venue-visit { margin-top: 46px; }

@media (max-width: 900px) {
  .venue-hero { grid-template-columns: 1fr; gap: 24px; }
  .venue-switch-label { border-right: 0; padding-right: 0; }
}


/* 居中版 CTA（STAY TUNED 等收尾模块） */
.cta-band.is-center {
  flex-direction: column; align-items: center; text-align: center;
  padding: clamp(44px, 5vw, 74px) clamp(24px, 5vw, 64px);
  background:
    radial-gradient(720px 320px at 20% 12%, rgba(0, 212, 255, .14), transparent 62%),
    radial-gradient(760px 340px at 84% 88%, rgba(138, 123, 255, .16), transparent 62%),
    linear-gradient(160deg, rgba(19, 33, 56, .92), rgba(8, 17, 31, .96));
}
.cta-band.is-center .eyebrow { margin-bottom: 14px; }
.cta-band.is-center h2 { font-size: clamp(24px, 3vw, 34px); margin: 0 0 12px; }
.cta-band.is-center p { max-width: 40em; }
.cta-band.is-center .hero-actions { margin-top: 26px; justify-content: center; }

/* 注册：协议勾选与弹窗 */
.agree-row { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--text-2); line-height: 1.6; }
.agree-row input { margin-top: 3px; width: 16px; height: 16px; accent-color: var(--cy, #22d3ee); flex: none; }
.agree-row a { color: var(--cy, #22d3ee); text-decoration: underline; }
.doc-modal { position: fixed; inset: 0; z-index: 120; }
.doc-modal[hidden] { display: none; }
.doc-modal-mask { position: absolute; inset: 0; background: rgba(3,8,20,.72); backdrop-filter: blur(4px); }
.doc-modal-body { position: relative; margin: 8vh auto; max-width: 640px; width: calc(100% - 40px); background: #0d1c3a; border: 1px solid rgba(120,180,255,.18); border-radius: 16px; padding: 26px 28px; max-height: 76vh; display: flex; flex-direction: column; }
.doc-modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.doc-modal-head h3 { font-size: 18px; }
.doc-modal-close { background: transparent; border: 0; color: var(--text-2); font-size: 26px; line-height: 1; cursor: pointer; }
.doc-modal-text { overflow-y: auto; font-size: 14px; color: var(--text-2); line-height: 1.8; }
.doc-modal-text p { margin: 0 0 10px; }