/* ============ 三个子站共用样式（通过 :root 变量切换主题色） ============ */
.site-body .hero::after { background: linear-gradient(90deg, rgba(6,10,14,.9) 0%, rgba(6,10,14,.5) 55%, rgba(6,10,14,.18) 100%); }
.site-body .hero .eyebrow { color: var(--accent2); }
.site-body .hero-dot.on { background: var(--accent2); }
.site-body .main-nav a.active { color: var(--accent); }
.site-body .main-nav a::after { background: var(--accent); }
.site-body .card-tag { color: var(--accent); }
.site-body .btn-solid { background: var(--accent); }
.site-body .btn-solid:hover { background: var(--deep); }
.site-body .to-top { background: var(--accent); }
.site-body .pager .cur { background: var(--accent); border-color: var(--accent); }
.site-body .page-banner { background: var(--deep); }
.site-body .page-banner::before, .site-body .page-banner::after { border-color: color-mix(in srgb, var(--accent) 35%, transparent); }
.site-body .eyebrow { color: var(--accent); }

/* 主题微调：各站保留自己的气质 */
.theme-changan .hero::after { background: linear-gradient(90deg, rgba(4,20,30,.92), rgba(4,20,30,.42) 60%, rgba(4,20,30,.12)); }
.theme-fenglei { --pale: #f8f3ea; }
.theme-fenglei .hero::after { background: linear-gradient(90deg, rgba(28,17,12,.92), rgba(28,17,12,.48) 60%, rgba(28,17,12,.2)); }
.theme-fenglei .sec-title { font-family: var(--serif); }
.theme-wujie { --pale: #f4f2fb; }
.theme-wujie .hero::after { background: linear-gradient(90deg, rgba(6,5,20,.92), rgba(20,12,48,.55) 60%, rgba(40,20,90,.25)); }
.theme-wujie .sec-title { letter-spacing: .06em; }

/* 站点简介 */
.site-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.site-intro-visual { position: relative; }
.site-intro-visual img { width: 100%; aspect-ratio: 5/4; object-fit: cover; }
.site-intro-visual::before { content: ""; position: absolute; top: -16px; right: -16px; width: 100px; height: 100px; border-top: 3px solid var(--accent); border-right: 3px solid var(--accent); }
.feature-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 36px; }
.feature-cell { background: #fff; padding: 24px 22px; }
.feature-cell b { display: block; font: 400 28px/1 var(--serif); color: var(--accent); margin-bottom: 8px; }
.feature-cell span { font-size: 13px; color: var(--ink-2); }

/* 展项 */
.exhibit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.exhibit-card { position: relative; background: #fff; border: 1px solid var(--line); overflow: hidden; transition: transform .3s, box-shadow .3s; }
.exhibit-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.exhibit-card .card-img { aspect-ratio: 4/3; }
.exhibit-card .card-body { padding: 22px 24px 26px; }
.exhibit-card h3 { font-size: 19px; margin-bottom: 8px; }
.exhibit-card .sub { font-size: 12px; color: var(--accent); letter-spacing: .06em; margin-bottom: 12px; }
.exhibit-card p { font-size: 13px; color: var(--ink-3); }
.exhibit-card .more { display: inline-block; margin-top: 16px; font-size: 12px; color: var(--accent); }
.exhibit-hero-img { width: 100%; max-height: 440px; object-fit: cover; margin-bottom: 32px; }

/* 首页预约引导 */
.home-booking { display: grid; grid-template-columns: 1fr 260px; gap: 56px; align-items: center; }

/* 预约页：小程序二维码为核心，无表单、无登录 */
.booking-layout { display: grid; grid-template-columns: 420px 1fr; gap: 56px; align-items: start; }
.qr-box { position: relative; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); padding: 34px 34px 30px; text-align: center; }
.qr-box::before, .qr-box::after { content: ""; position: absolute; width: 26px; height: 26px; border-color: var(--accent); border-style: solid; }
.qr-box::before { top: -1px; left: -1px; border-width: 3px 0 0 3px; }
.qr-box::after { bottom: -1px; right: -1px; border-width: 0 3px 3px 0; }
.qr-box h2 { font-size: 21px; margin-bottom: 6px; }
.qr-box .qr-lead { font-size: 13px; color: var(--ink-3); margin-bottom: 22px; }
.qr-frame { width: 244px; height: 244px; margin: 0 auto 20px; padding: 12px; border: 1px solid var(--line); background: #fff; }
.qr-frame img { width: 100%; height: 100%; object-fit: contain; }
.qr-tip { font-size: 13px; color: var(--ink-2); line-height: 1.85; }
.qr-phone { margin-top: 20px; padding-top: 18px; border-top: 1px dashed var(--line); font-size: 14px; }
.qr-phone b { color: var(--accent); font-family: var(--serif); font-size: 18px; margin-left: 6px; }
.qr-badge { display: inline-block; margin-top: 14px; font-size: 11px; letter-spacing: .1em; color: #fff; background: var(--accent); padding: 4px 12px; }

.booking-steps { display: grid; gap: 0; margin-bottom: 36px; counter-reset: step; }
.booking-step { display: flex; gap: 18px; padding: 15px 0; border-bottom: 1px solid var(--line); align-items: flex-start; }
.booking-step::before { counter-increment: step; content: "0" counter(step); flex: 0 0 40px; height: 40px; display: grid; place-items: center; background: var(--pale); color: var(--accent); font: 400 17px var(--serif); border-radius: 50%; }
.booking-step p { font-size: 15px; padding-top: 8px; }
.notice-box { background: var(--pale); border-left: 3px solid var(--accent); padding: 24px 28px; }
.notice-box h3 { font-size: 17px; margin-bottom: 12px; }
.notice-box .article-body { font-size: 14px; line-height: 2; }
.notice-box .article-body p:last-child { margin-bottom: 0; }
.booking-note { margin-top: 22px; font-size: 13px; color: var(--ink-3); }

/* 场次信息表 */
.schedule-wrap { border: 1px solid var(--line); }
.schedule-head { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr .8fr; gap: 16px; padding: 14px 22px; background: var(--deep); color: #fff; font-size: 13px; letter-spacing: .06em; }
.schedule-row { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr .8fr; gap: 16px; padding: 18px 22px; border-bottom: 1px solid var(--line); align-items: center; font-size: 14px; }
.schedule-row:last-child { border-bottom: 0; }
.schedule-row:hover { background: var(--pale); }
.schedule-row .t { font-weight: 600; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.schedule-row .tag { font-size: 11px; color: var(--accent); border: 1px solid currentColor; padding: 1px 7px; }
.schedule-row .muted { font-size: 13px; }
.schedule-note { margin-top: 14px; font-size: 12px; color: var(--ink-3); }

/* 参观指南 */
.visit-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.visit-card { border: 1px solid var(--line); padding: 28px 30px; }
.visit-card h3 { font-size: 17px; margin-bottom: 14px; display: flex; align-items: center; gap: 12px; }
.visit-card h3::before { content: ""; width: 4px; height: 18px; background: var(--accent); }
.visit-card .article-body { font-size: 14px; }
.visit-card p { font-size: 14px; color: var(--ink-2); margin-bottom: 8px; }
.visit-map { width: 100%; margin-top: 18px; }

/* 子站动态 */
.sub-news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

@media (max-width: 1000px) {
  .booking-layout { grid-template-columns: 1fr; gap: 38px; }
  .qr-box { max-width: 440px; }
}
@media (max-width: 860px) {
  .home-booking { grid-template-columns: 1fr; gap: 30px; }
  .home-booking .qr-box { max-width: 300px; }
  .site-intro, .visit-grid { grid-template-columns: 1fr; }
  .exhibit-grid, .sub-news-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-strip { grid-template-columns: 1fr; }
  .schedule-head { display: none; }
  .schedule-row { grid-template-columns: 1fr 1fr; gap: 8px 16px; }
  .schedule-row .t { grid-column: span 2; }
}
@media (max-width: 560px) {
  .exhibit-grid, .sub-news-grid { grid-template-columns: 1fr; }
  .qr-frame { width: 210px; height: 210px; }
  .schedule-row { grid-template-columns: 1fr; }
  .schedule-row .t { grid-column: span 1; }
}