/* tickets.bj.cn — global styles */
:root{
  --c-bg:#ffffff;
  --c-bg-soft:#f7f5f1;
  --c-ink:#1a1a1a;
  --c-ink-soft:#5a5a5a;
  --c-accent:#c8102e;        /* China red */
  --c-accent-dark:#a30d24;
  --c-gold:#d4a017;
  --c-line:#e8e3da;
  --r:10px;
  --shadow:0 6px 24px rgba(0,0,0,.08);
  --maxw:1180px;
  --tap:48px;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  --font-serif:"Noto Serif SC","Songti SC","SimSun",Georgia,serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  color:var(--c-ink);
  background:var(--c-bg);
  line-height:1.65;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.95);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--c-line);
}
.site-header .row{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--c-ink);font-size:18px}
.brand:hover{text-decoration:none}
.brand svg{width:36px;height:36px}
.brand-name{letter-spacing:.3px}
.brand-name b{color:var(--c-accent)}
.nav{display:flex;gap:6px;align-items:center}
.nav a{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:var(--tap);padding:0 14px;border-radius:8px;
  color:var(--c-ink);font-weight:500;cursor:pointer;
}
.nav a:hover{background:var(--c-bg-soft);text-decoration:none}
.lang-switch{display:flex;gap:4px;margin-left:6px;border-left:1px solid var(--c-line);padding-left:10px}
.lang-switch a{
  min-width:44px;min-height:var(--tap);
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:6px;font-size:14px;font-weight:600;color:var(--c-ink-soft);
  cursor:pointer;
}
.lang-switch a.active{background:var(--c-accent);color:#fff}

.menu-toggle{
  display:none;background:none;border:0;cursor:pointer;
  width:var(--tap);height:var(--tap);border-radius:8px;
}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  display:block;width:22px;height:2px;background:var(--c-ink);position:relative;margin:0 auto;
}
.menu-toggle span::before{content:"";position:absolute;top:-7px;left:0}
.menu-toggle span::after{content:"";position:absolute;top:7px;left:0}

/* ===== Hero ===== */
.hero{
  position:relative;
  min-height:560px;
  display:flex;align-items:center;
  background:#000 url("../img/beijing-skyline.webp") center/cover no-repeat;
  color:#fff;
  isolation:isolate;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.55) 0%,rgba(0,0,0,.35) 50%,rgba(0,0,0,.65) 100%);
  z-index:-1;
}
.hero-inner{padding:80px 0;max-width:760px}
.hero h1{
  font-family:var(--font-serif);
  font-size:clamp(32px,5vw,56px);
  line-height:1.15;margin:0 0 16px;font-weight:700;
}
.hero p.lead{font-size:clamp(17px,1.6vw,20px);margin:0 0 28px;color:#f0eee9}
.hero .cta-row{display:flex;flex-wrap:wrap;gap:14px}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:var(--tap);padding:0 22px;
  border-radius:var(--r);font-weight:700;font-size:16px;
  cursor:pointer;border:0;text-decoration:none;
  transition:transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover{background:var(--c-accent-dark);color:#fff}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff}
.btn-gold{background:var(--c-gold);color:#1a1a1a}
.btn-gold:hover{background:#bf900e;color:#1a1a1a}
.btn-lg{min-height:56px;padding:0 28px;font-size:17px}

/* ===== Section ===== */
section{padding:64px 0}
.section-head{max-width:760px;margin:0 0 36px}
.section-head .eyebrow{
  display:inline-block;color:var(--c-accent);font-weight:700;
  letter-spacing:.12em;text-transform:uppercase;font-size:13px;margin-bottom:10px;
}
.section-head h2{
  font-family:var(--font-serif);font-size:clamp(26px,3.2vw,36px);margin:0 0 12px;line-height:1.25;
}
.section-head p{color:var(--c-ink-soft);margin:0;font-size:17px}

/* ===== Cards ===== */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .15s ease, box-shadow .15s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--c-bg-soft)}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .thumb img{transform:scale(1.05)}
.card .body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.card .tag{
  display:inline-block;font-size:12px;font-weight:600;
  color:var(--c-accent);background:#fdecef;padding:4px 8px;border-radius:6px;align-self:flex-start;
}
.card h3{margin:4px 0 0;font-size:19px;line-height:1.35;font-family:var(--font-serif);font-weight:700}
.card h3 a{color:var(--c-ink)}
.card p{margin:0;color:var(--c-ink-soft);font-size:15px}
.card .meta{margin-top:auto;padding-top:10px;display:flex;align-items:center;justify-content:space-between;font-size:14px;color:var(--c-ink-soft)}
.card .meta .price{color:var(--c-accent);font-weight:700;font-size:16px}
.card .cta{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 14px;border-radius:8px;
  background:var(--c-bg-soft);color:var(--c-ink);font-weight:600;font-size:14px;
}
.card .cta:hover{background:var(--c-accent);color:#fff;text-decoration:none}

/* ===== Article (activity page) ===== */
.activity-hero{
  position:relative;min-height:480px;display:flex;align-items:flex-end;
  background:#000 center/cover no-repeat;color:#fff;isolation:isolate;
}
.activity-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.25) 0%,rgba(0,0,0,.75) 100%);z-index:-1;
}
.activity-hero .container{padding-top:60px;padding-bottom:48px}
.activity-hero .crumbs{font-size:14px;color:#e6e3dd;margin-bottom:12px}
.activity-hero .crumbs a{color:#e6e3dd}
.activity-hero h1{
  font-family:var(--font-serif);font-size:clamp(30px,4.6vw,50px);
  margin:0 0 14px;line-height:1.15;
}
.activity-hero .summary{font-size:18px;color:#f0eee9;margin:0 0 22px;max-width:780px}
.activity-hero .cta-row{display:flex;gap:12px;flex-wrap:wrap}

.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;padding:48px 0 64px}
.prose{font-size:17px;line-height:1.8;color:#222}
.prose h2{font-family:var(--font-serif);font-size:28px;margin:42px 0 14px;line-height:1.3}
.prose h3{font-size:21px;margin:28px 0 10px;line-height:1.35}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{padding-left:22px;margin:0 0 18px}
.prose li{margin:6px 0}
.prose blockquote{
  border-left:4px solid var(--c-accent);background:var(--c-bg-soft);
  margin:20px 0;padding:14px 18px;border-radius:0 8px 8px 0;color:#333;font-style:italic;
}
.prose figure{margin:24px 0}
.prose figure img{border-radius:var(--r)}
.prose figcaption{font-size:14px;color:var(--c-ink-soft);margin-top:8px;text-align:center}
.prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px}
.prose th,.prose td{padding:10px 12px;border:1px solid var(--c-line);text-align:left;vertical-align:top}
.prose th{background:var(--c-bg-soft);font-weight:700}

.aside{position:sticky;top:84px;align-self:start}
.booking-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow);
}
.booking-card h3{margin:0 0 8px;font-size:18px}
.booking-card .price{font-size:26px;color:var(--c-accent);font-weight:800;margin:6px 0 14px}
.booking-card .price small{color:var(--c-ink-soft);font-size:13px;font-weight:500;display:block;margin-top:2px}
.booking-card ul{padding-left:18px;margin:0 0 16px;color:#333;font-size:15px}
.booking-card .btn{width:100%;margin-top:6px}
.booking-card .note{font-size:12px;color:var(--c-ink-soft);text-align:center;margin-top:10px}

/* ===== FAQ ===== */
.faq details{
  background:var(--c-bg-soft);border-radius:var(--r);padding:14px 18px;margin:10px 0;
  border:1px solid var(--c-line);
}
.faq summary{cursor:pointer;font-weight:600;font-size:17px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:32px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--c-accent);transition:transform .2s}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:10px 0 4px;color:#333}

/* ===== Disclaimer banner ===== */
.disclaimer{
  background:#fff8e7;border-top:1px solid #f0e1b3;border-bottom:1px solid #f0e1b3;
  padding:14px 0;font-size:14px;color:#7a5d00;text-align:center;
}
.disclaimer strong{color:#5e4600}

/* ===== Footer ===== */
.site-footer{background:#1a1a1a;color:#cfcbc2;padding:52px 0 24px;margin-top:40px}
.site-footer a{color:#fff}
.site-footer .grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.site-footer h4{color:#fff;font-size:15px;margin:0 0 14px;text-transform:uppercase;letter-spacing:.1em}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:6px 0;font-size:15px}
.site-footer .copy{
  border-top:1px solid #2c2c2c;margin-top:24px;padding-top:18px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:#9a958a;
}
.legal-disclaimer{
  background:#252525;border:1px solid #333;border-radius:10px;
  padding:22px 24px;margin-top:36px;color:#cfcbc2;font-size:14px;line-height:1.7;
}
.legal-disclaimer h4{color:#ffd84d;margin:0 0 12px;font-size:14px;letter-spacing:.1em;text-transform:uppercase}
.legal-disclaimer p{margin:0 0 10px}
.legal-disclaimer p:last-child{margin-bottom:0}
.legal-disclaimer code{background:#111;padding:1px 6px;border-radius:4px;color:#ffd84d;font-size:13px}
.legal-disclaimer a{color:#fff;text-decoration:underline}

.header-cta{
  margin-left:8px;min-height:40px;padding:0 16px;font-size:14px;
}
@media (max-width:860px){
  .header-cta{margin:8px 0 0;width:100%}
}

/* ===== Klook widget container ===== */
.klook-widget-section{background:var(--c-bg-soft);padding:48px 0}
.klook-widget-section .container{max-width:var(--maxw)}

/* ===== Mobile ===== */
@media (max-width: 860px){
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav{
    position:absolute;top:64px;right:0;left:0;background:#fff;border-bottom:1px solid var(--c-line);
    flex-direction:column;align-items:stretch;padding:8px 12px 14px;gap:2px;
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:.18s ease;
  }
  .nav.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav a{justify-content:flex-start}
  .lang-switch{margin:6px 0 0;padding:8px 0 0;border-left:0;border-top:1px solid var(--c-line)}
  .layout{grid-template-columns:1fr;gap:24px;padding:32px 0}
  .aside{position:static}
  .site-footer .grid{grid-template-columns:1fr 1fr;gap:24px}
  .hero{min-height:460px}
  .hero-inner{padding:56px 0}
}
@media (max-width: 480px){
  .site-footer .grid{grid-template-columns:1fr}
  .btn{width:100%}
  .hero .cta-row .btn{width:100%}
}