/* roulang page: index */
:root{
  --blue:#1F5BD8;
  --blue-d:#1746AC;
  --deep:#12305F;
  --orange:#FF6A3D;
  --orange-d:#EC5527;
  --teal:#12BFA4;
  --ink:#10203A;
  --ink-2:#5A6B84;
  --ink-3:#8A98AD;
  --bg:#F5F8FD;
  --card:#FFFFFF;
  --tint:#EAF1FE;
  --line:#E3EAF5;
  --input:#D8E2F0;
  --danger:#E0483C;
  --sh1:0 8px 24px rgba(18,48,95,.06);
  --sh2:0 16px 36px rgba(18,48,95,.12);
  --sh3:0 20px 44px rgba(18,48,95,.10);
  --r-xl:24px;
  --r-l:20px;
  --r:16px;
  --r-s:12px;
  --bs-primary:#1F5BD8;
  --bs-body-color:#10203A;
  --bs-border-radius:16px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.3px;line-height:1.25;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
a{color:var(--blue);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--blue-d);}
img{max-width:100%;display:block;border-style:none;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.sec-head h2{font-size:clamp(24px,2.6vw,33px);}
.sec-head .sec-desc{margin-top:10px;font-size:16px;color:var(--ink-2);max-width:620px;}
.sec-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--blue);}
.sec-link svg{transition:transform .2s ease;}
.sec-link:hover svg{transform:translateX(3px);}

/* ---------- header ---------- */
.site-head{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:50;}
.brand-row{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--deep);letter-spacing:-.4px;}
.logo:hover{color:var(--blue);}
.logo-mark{display:inline-flex;align-items:flex-end;gap:3px;height:22px;}
.logo-mark span{width:4px;border-radius:2px;background:var(--blue);display:block;}
.logo-mark span:nth-child(1){height:9px;}
.logo-mark span:nth-child(2){height:16px;background:var(--teal);}
.logo-mark span:nth-child(3){height:22px;}
.logo-mark span:nth-child(4){height:13px;background:var(--orange);}
.logo-mark span:nth-child(5){height:7px;}
.head-actions{display:flex;align-items:center;gap:18px;}
.head-actions .ghost-link{font-size:15px;color:var(--ink-2);font-weight:500;}
.head-actions .ghost-link:hover{color:var(--blue);}
.icon-btn{
  width:40px;height:40px;border-radius:999px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--ink-2);
  transition:all .2s ease;cursor:pointer;
}
.icon-btn:hover{border-color:var(--blue);color:var(--blue);background:var(--tint);}
.btn-main,.btn-ghost,.btn-plain{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;padding:12px 26px;border-radius:999px;
  transition:all .2s ease;cursor:pointer;border:1.5px solid transparent;
}
.btn-main{background:var(--orange);color:#fff;}
.btn-main:hover{background:var(--orange-d);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,106,61,.28);}
.btn-main:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;color:var(--blue);border-color:var(--blue);}
.btn-ghost:hover{background:var(--tint);color:var(--blue-d);}
.btn-plain{background:var(--tint);color:var(--blue);}
.btn-plain:hover{background:#DCE9FE;color:var(--blue-d);}
.btn-block{width:100%;}
.btn-main.sm,.btn-ghost.sm{padding:9px 20px;font-size:14px;}

/* ---------- channel bar ---------- */
.channel-bar{
  background:var(--tint);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:45;
  transition:box-shadow .25s ease,background .25s ease;
}
.channel-bar.is-stuck{
  background:rgba(234,241,254,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  box-shadow:0 8px 22px rgba(18,48,95,.08);
}
.channel-list{display:flex;align-items:center;gap:8px;height:52px;overflow-x:auto;scrollbar-width:none;}
.channel-list::-webkit-scrollbar{display:none;}
.channel{
  display:inline-flex;align-items:center;height:34px;padding:0 17px;border-radius:999px;
  font-size:14.5px;color:var(--ink-2);white-space:nowrap;font-weight:500;
  transition:all .2s ease;
}
.channel:hover{background:#fff;color:var(--blue);}
.channel.active{background:var(--blue);color:#fff;box-shadow:0 6px 16px rgba(31,91,216,.26);}
.channel.active:hover{background:var(--blue-d);color:#fff;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:76px 0 104px;
  background:
    linear-gradient(180deg,#FFFFFF 0%,#F5F8FD 55%,#EEF4FE 100%);
}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:
    linear-gradient(to right,rgba(31,91,216,.055) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(31,91,216,.055) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 30% 30%,#000 0%,transparent 78%);
  mask-image:radial-gradient(circle at 30% 30%,#000 0%,transparent 78%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center;}
.badge-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;background:var(--tint);color:var(--blue);
  font-size:13.5px;font-weight:600;letter-spacing:.3px;
}
.badge-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--teal);}
.hero h1{
  margin:22px 0 18px;
  font-size:clamp(28px,4.2vw,50px);
  line-height:1.16;
  letter-spacing:-.8px;
}
.hero h1 .hl{color:var(--blue);}
.hero-sub{font-size:18px;color:var(--ink-2);line-height:1.8;max-width:520px;}
.hero-cta{display:flex;gap:14px;margin:30px 0 0;flex-wrap:wrap;}
.hero-stats{display:flex;gap:42px;margin-top:40px;flex-wrap:wrap;}
.hero-stats .num{font-size:22px;font-weight:700;color:var(--deep);letter-spacing:-.4px;}
.hero-stats .num em{font-style:normal;font-size:14px;color:var(--blue);margin-left:2px;}
.hero-stats .lab{font-size:13px;color:var(--ink-3);margin-top:2px;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;border-radius:var(--r-xl);box-shadow:var(--sh3);object-fit:cover;
  aspect-ratio:6/5;
}
.hero-media::after{
  content:"";
  position:absolute;right:-14px;bottom:-14px;width:120px;height:52px;
  background:radial-gradient(circle at 20% 60%,rgba(18,191,164,.35),transparent 60%),
             radial-gradient(circle at 60% 40%,rgba(31,91,216,.30),transparent 62%),
             radial-gradient(circle at 90% 70%,rgba(255,106,61,.30),transparent 62%);
  border-radius:20px;filter:blur(2px);pointer-events:none;
}

/* ---------- info bar ---------- */
.info-wrap{position:relative;z-index:8;}
.info-bar{
  margin-top:-34px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-l);
  box-shadow:var(--sh3);
  display:grid;grid-template-columns:repeat(4,1fr);
  overflow:hidden;
}
.info-cell{padding:26px 28px;border-left:1px solid var(--line);}
.info-cell:first-child{border-left:0;}
.info-cell .lab{font-size:13px;color:var(--ink-3);letter-spacing:.3px;}
.info-cell .val{font-size:16px;font-weight:600;color:var(--deep);margin-top:6px;}

/* ---------- timeline ---------- */
.day-tabs{display:flex;gap:10px;flex-wrap:wrap;}
.day-tab{
  padding:9px 22px;border-radius:999px;border:1px solid var(--line);background:#fff;
  font-size:14.5px;font-weight:600;color:var(--ink-2);cursor:pointer;transition:all .2s ease;
}
.day-tab:hover{border-color:var(--blue);color:var(--blue);background:var(--tint);}
.day-tab.active{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(31,91,216,.24);}
.day-panel{display:none;}
.day-panel.show{display:block;}
.tl{position:relative;padding:6px 0;}
.tl::before{
  content:"";position:absolute;left:120px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--tint),#CFE0FB,var(--tint));border-radius:2px;
}
.tl-item{display:grid;grid-template-columns:104px 1fr;gap:32px;position:relative;padding-bottom:20px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:114px;top:26px;width:12px;height:12px;border-radius:50%;
  background:var(--blue);box-shadow:0 0 0 4px rgba(31,91,216,.16);z-index:2;
}
.tl-time{font-size:14px;font-weight:600;color:var(--ink-2);padding-top:20px;text-align:right;line-height:1.6;}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 26px;
  box-shadow:var(--sh1);transition:transform .22s ease,box-shadow .22s ease;
}
.tl-card:hover{transform:translateX(4px);box-shadow:var(--sh2);}
.tl-card h3{font-size:18px;margin-bottom:8px;}
.tl-meta{display:flex;gap:18px;flex-wrap:wrap;font-size:13.5px;color:var(--ink-3);}
.tl-meta span{display:inline-flex;align-items:center;gap:6px;}
.chip{
  display:inline-flex;align-items:center;padding:3px 11px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.3px;
}
.chip-blue{background:var(--tint);color:var(--blue);}
.chip-teal{background:rgba(18,191,164,.13);color:#0B8E7A;}
.chip-grey{background:#F0F3F9;color:var(--ink-2);}
.chip-orange{background:rgba(255,106,61,.13);color:#D8481E;}

/* ---------- guests ---------- */
.guest-grid{display:grid;grid-template-columns:7fr 5fr;gap:20px;}
.guest-side{display:grid;grid-template-rows:1fr 1fr;gap:20px;}
.g-card{
  position:relative;border-radius:var(--r-l);overflow:hidden;background:var(--tint);
  box-shadow:var(--sh1);transition:transform .25s ease,box-shadow .25s ease;display:block;
}
.g-card:hover{transform:translateY(-5px);box-shadow:var(--sh2);}
.g-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.g-card:hover img{transform:scale(1.04);}
.g-card.big{min-height:420px;}
.g-card.small{min-height:200px;}
.g-cap{
  position:absolute;left:0;right:0;bottom:0;padding:56px 24px 22px;color:#fff;
  background:linear-gradient(180deg,rgba(9,26,54,0) 0%,rgba(9,26,54,.62) 45%,rgba(9,26,54,.88) 100%);
}
.g-cap .name{font-size:19px;font-weight:700;letter-spacing:-.3px;}
.g-cap .role{font-size:13.5px;color:#D7E3F5;margin-top:4px;}
.g-cap .tagline{display:inline-flex;margin-top:10px;padding:3px 11px;border-radius:999px;background:rgba(255,255,255,.18);font-size:12.5px;color:#fff;}
.guest-row2{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:20px;}
.p-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;
  text-align:center;box-shadow:var(--sh1);transition:transform .22s ease,box-shadow .22s ease;
}
.p-card:hover{transform:translateY(-5px);box-shadow:var(--sh2);}
.p-card .avatar{
  width:66px;height:66px;border-radius:20px;margin:0 auto 14px;overflow:hidden;background:var(--tint);
}
.p-card .avatar img{width:100%;height:100%;object-fit:cover;}
.p-card h4{font-size:16px;margin-bottom:4px;}
.p-card p{font-size:13.5px;color:var(--ink-3);margin:0 0 12px;}
.p-card .tags{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;}

/* ---------- news (cms) ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.n-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;
  box-shadow:var(--sh1);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;
}
.n-card:hover{transform:translateY(-5px);box-shadow:var(--sh2);}
.n-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--tint);}
.n-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.n-card:hover .n-thumb img{transform:scale(1.05);}
.n-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.n-body .chip{align-self:flex-start;margin-bottom:12px;}
.n-body h3{font-size:17.5px;line-height:1.5;margin-bottom:10px;}
.n-body h3 a{color:var(--ink);}
.n-body h3 a:hover{color:var(--blue);}
.n-excerpt{font-size:14.5px;color:var(--ink-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.n-foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);}
.n-foot .more{display:inline-flex;align-items:center;gap:5px;font-weight:600;color:var(--blue);font-size:13.5px;}
.n-foot .more:hover svg{transform:translateX(3px);}
.n-foot .more svg{transition:transform .2s ease;}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-l);
  padding:56px 24px;text-align:center;box-shadow:var(--sh1);
}
.empty-state .ico{
  width:56px;height:56px;border-radius:18px;background:var(--tint);color:var(--blue);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:22px;font-weight:700;
}
.empty-state p{color:var(--ink-2);font-size:15px;margin-bottom:20px;}

/* ---------- tickets ---------- */
.ticket-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.ticket{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-l);
  padding:30px 28px;box-shadow:var(--sh1);transition:transform .25s ease,box-shadow .25s ease;
  display:flex;flex-direction:column;
}
.ticket:hover{transform:translateY(-4px);box-shadow:var(--sh2);}
.ticket.featured{border:2px solid var(--blue);box-shadow:var(--sh2);transform:translateY(-8px);}
.ticket.featured:hover{transform:translateY(-12px);}
.ticket .ribbon{
  position:absolute;top:-1px;left:50%;transform:translate(-50%,-50%);
  background:var(--orange);color:#fff;font-size:12.5px;font-weight:600;letter-spacing:.5px;
  padding:5px 16px;border-radius:999px;box-shadow:0 8px 18px rgba(255,106,61,.3);
}
.ticket h3{font-size:19px;margin-bottom:6px;}
.ticket .tsub{font-size:13.5px;color:var(--ink-3);margin-bottom:20px;}
.price{display:flex;align-items:baseline;gap:4px;margin-bottom:22px;}
.price .p{font-size:36px;font-weight:700;color:var(--deep);letter-spacing:-1px;}
.price .u{font-size:14px;color:var(--ink-3);}
.perks{display:flex;flex-direction:column;gap:11px;margin-bottom:26px;flex:1;}
.perks li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink-2);line-height:1.65;}
.perks li svg{flex:none;margin-top:5px;color:var(--teal);}
.compare-wrap{overflow-x:auto;}
.compare{
  width:100%;border-collapse:separate;border-spacing:0;background:#fff;
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden;font-size:14.5px;
}
.compare th,.compare td{padding:15px 20px;border-bottom:1px solid var(--line);text-align:center;color:var(--ink-2);}
.compare th{background:#F8FBFF;font-weight:600;color:var(--deep);font-size:14px;}
.compare td:first-child,.compare th:first-child{text-align:left;}
.compare tbody tr:hover td{background:#F7FAFF;}
.compare tr:last-child td{border-bottom:0;}

/* ---------- signup ---------- */
.signup-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  padding:52px;
  background:
    linear-gradient(120deg,rgba(234,241,254,.96) 0%,rgba(245,248,253,.94) 52%,rgba(234,241,254,.9) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  border:1px solid #DDE9FB;
}
.signup-grid{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:start;position:relative;z-index:2;}
.signup-grid h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:14px;}
.signup-grid .lead{color:var(--ink-2);font-size:15.5px;margin-bottom:22px;}
.tips{display:flex;flex-direction:column;gap:12px;}
.tips li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2);align-items:flex-start;}
.tips li .n{
  flex:none;width:22px;height:22px;border-radius:50%;background:#fff;color:var(--blue);
  font-size:12.5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid #CFE0FB;margin-top:3px;
}
.form-card{
  background:#fff;border-radius:var(--r-l);padding:32px;box-shadow:var(--sh3);border:1px solid #E6EFFC;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;color:var(--ink-2);margin-bottom:7px;font-weight:500;}
.field label .req{color:var(--blue);margin-left:2px;}
.form-control,.form-select{
  width:100%;height:46px;border-radius:var(--r-s);border:1px solid var(--input);background:#fff;
  padding:0 14px;font-size:15px;color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease;
  font-family:inherit;
}
textarea.form-control{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical;}
.form-control::placeholder{color:#A9B6C8;}
.form-control:focus,.form-select:focus{
  outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(31,91,216,.14);background:#fff;
}
.checkline{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink-2);margin-bottom:20px;}
.checkline input{width:17px;height:17px;margin-top:3px;accent-color:var(--blue);flex:none;}
.form-note{font-size:13px;color:var(--ink-3);margin-top:12px;text-align:center;}
.form-alert{
  display:none;background:rgba(18,191,164,.1);border:1px solid rgba(18,191,164,.35);
  color:#0B7C6B;border-radius:var(--r-s);padding:12px 16px;font-size:14px;margin-bottom:18px;
}
.form-alert.show{display:block;}

/* ---------- faq ---------- */
.faq-list{max-width:900px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;
  overflow:hidden;transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{background:#F7FAFF;border-color:#D4E3FA;box-shadow:var(--sh1);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 24px;font-size:16px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";flex:none;width:14px;height:14px;
  background:
    linear-gradient(var(--ink-2),var(--ink-2)) center/14px 2px no-repeat,
    linear-gradient(var(--ink-2),var(--ink-2)) center/2px 14px no-repeat;
  transition:transform .25s ease,background-color .2s ease;
}
.faq-item[open] summary::after{
  transform:rotate(45deg);
  background:
    linear-gradient(var(--blue),var(--blue)) center/14px 2px no-repeat,
    linear-gradient(var(--blue),var(--blue)) center/2px 14px no-repeat;
}
.faq-item[open] summary{color:var(--blue);}
.faq-body{padding:0 24px 22px;font-size:15px;color:var(--ink-2);line-height:1.85;}

/* ---------- footer ---------- */
.site-foot{background:var(--deep);color:#C3D2E8;margin-top:96px;padding-top:64px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:52px;}
.foot-brand .logo{color:#fff;font-size:19px;}
.foot-brand .logo:hover{color:#fff;}
.foot-brand p{font-size:14px;color:#9DB1CE;line-height:1.9;margin:16px 0 20px;max-width:300px;}
.foot-social{display:flex;gap:10px;}
.foot-social a{
  width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.08);
  display:inline-flex;align-items:center;justify-content:center;color:#C3D2E8;font-size:12.5px;font-weight:600;
  transition:all .2s ease;
}
.foot-social a:hover{background:var(--blue);color:#fff;}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:.2px;}
.foot-col ul{display:flex;flex-direction:column;gap:11px;}
.foot-col a{color:#A9BDD9;font-size:14px;}
.foot-col a:hover{color:#fff;}
.foot-col li{font-size:14px;color:#A9BDD9;line-height:1.7;}
.foot-col li span{color:#7F95B5;display:block;font-size:12.5px;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8CA2C2;
}
.foot-bottom a{color:#8CA2C2;margin-left:18px;}
.foot-bottom a:hover{color:#fff;}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .hero{padding:60px 0 92px;}
  .section{padding:80px 0;}
  .signup-band{padding:44px;}
}
@media (max-width:991.98px){
  .hero-grid{grid-template-columns:1fr;gap:38px;}
  .hero-media img{aspect-ratio:16/10;}
  .hero-stats{gap:32px;}
  .guest-grid{grid-template-columns:1fr;}
  .guest-side{grid-template-columns:1fr 1fr;grid-template-rows:auto;}
  .g-card.big{min-height:340px;}
  .guest-row2{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .ticket-grid{grid-template-columns:1fr;max-width:520px;margin:0 auto;}
  .ticket.featured{transform:none;}
  .ticket.featured:hover{transform:translateY(-4px);}
  .signup-grid{grid-template-columns:1fr;gap:32px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:72px 0;}
  .info-bar{grid-template-columns:1fr 1fr;}
  .info-cell:nth-child(3){border-left:0;}
  .info-cell:nth-child(n+3){border-top:1px solid var(--line);}
  .tl::before{left:96px;}
  .tl-item{grid-template-columns:84px 1fr;gap:28px;}
  .tl-item::before{left:90px;}
}
@media (max-width:767.98px){
  .container{padding-left:18px;padding-right:18px;}
  .brand-row{min-height:66px;}
  .logo{font-size:17px;}
  .head-actions{gap:10px;}
  .head-actions .ghost-link{display:none;}
  .head-actions .btn-main{padding:9px 18px;font-size:14px;}
  .channel-list{height:48px;}
  .channel{font-size:14px;padding:0 15px;}
  .hero{padding:44px 0 78px;}
  .hero h1{letter-spacing:-.5px;}
  .hero-sub{font-size:16px;}
  .hero-cta .btn-main,.hero-cta .btn-ghost{flex:1;min-width:140px;}
  .hero-stats{gap:26px;}
  .hero-stats .num{font-size:19px;}
  .info-bar{margin-top:-26px;}
  .info-cell{padding:20px 22px;}
  .info-cell .val{font-size:15px;}
  .section,.section-tight{padding:56px 0;}
  .sec-head{margin-bottom:26px;}
  .tl::before{display:none;}
  .tl-item{display:block;padding-bottom:16px;}
  .tl-item::before{display:none;}
  .tl-time{text-align:left;padding:0 0 8px;}
  .tl-card{padding:18px 20px;}
  .tl-card:hover{transform:none;}
  .news-grid{grid-template-columns:1fr;}
  .guest-side{grid-template-columns:1fr;}
  .g-card.big{min-height:280px;}
  .g-card.small{min-height:180px;}
  .guest-row2{grid-template-columns:1fr 1fr;gap:14px;}
  .p-card{padding:18px 14px;}
  .compare th,.compare td{padding:12px 12px;font-size:13.5px;}
  .signup-band{padding:28px 22px;border-radius:20px;}
  .form-card{padding:22px;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .foot-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px;}
  .site-foot{margin-top:56px;padding-top:44px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .foot-bottom a{margin-left:0;margin-right:16px;}
}
@media (max-width:519.98px){
  .hero-stats{gap:20px 28px;}
  .info-bar{grid-template-columns:1fr;}
  .info-cell{border-left:0 !important;}
  .info-cell + .info-cell{border-top:1px solid var(--line);}
  .guest-row2{grid-template-columns:1fr;}
  .faq-item summary{padding:16px 18px;font-size:15px;}
  .faq-body{padding:0 18px 18px;}
}

/* roulang page: article */
:root{
  --brand:#1F5BD8;
  --brand-dark:#194EB8;
  --deep:#12305F;
  --accent:#FF6A3D;
  --accent-dark:#EB5A2E;
  --mint:#12BFA4;
  --ink:#10203A;
  --sub:#5A6B84;
  --muted:#8A98AD;
  --bg:#F5F8FD;
  --card:#FFFFFF;
  --tint:#EAF1FE;
  --line:#E3EAF5;
  --input-line:#D8E2F0;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --sh1:0 8px 24px rgba(18,48,95,.06);
  --sh2:0 16px 36px rgba(18,48,95,.12);
  --sh3:0 20px 44px rgba(18,48,95,.10);
  --bs-primary:#1F5BD8;
  --bs-body-color:#10203A;
  --bs-border-color:#E3EAF5;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --bs-border-radius:12px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand)}
button{font-family:inherit}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;box-shadow:0 0 0 3px rgba(31,91,216,.16)}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.num{font-variant-numeric:tabular-nums}

/* ============ header ============ */
.site-head{
  background:var(--card);
  border-bottom:1px solid var(--line);
  position:relative;
  z-index:60;
}
.brand-row{
  min-height:76px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:20px;
  font-weight:700;
  letter-spacing:-.3px;
  color:var(--deep);
}
.logo:hover{color:var(--deep)}
.logo-mark{
  display:inline-flex;
  align-items:flex-end;
  gap:3px;
  height:22px;
}
.logo-mark span{
  width:4px;
  border-radius:3px;
  background:var(--brand);
  transform-origin:bottom center;
  animation:beat 2.4s ease-in-out infinite;
}
.logo-mark span:nth-child(1){height:8px;animation-delay:0s}
.logo-mark span:nth-child(2){height:15px;animation-delay:.15s}
.logo-mark span:nth-child(3){height:21px;background:var(--accent);animation-delay:.3s}
.logo-mark span:nth-child(4){height:13px;animation-delay:.45s}
.logo-mark span:nth-child(5){height:7px;animation-delay:.6s}
@keyframes beat{
  0%,100%{transform:scaleY(1)}
  50%{transform:scaleY(.55)}
}
.head-actions{
  display:flex;
  align-items:center;
  gap:14px;
}
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--accent);
  color:#fff;
  border-radius:999px;
  padding:11px 25px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-main:hover{
  background:var(--accent-dark);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 10px 22px rgba(255,106,61,.28);
}
.btn-main:active{transform:translateY(0)}
.ghost-link{
  font-size:14.5px;
  color:var(--sub);
  transition:color .18s ease;
}
.ghost-link:hover{color:var(--brand)}
.icon-btn{
  width:38px;
  height:38px;
  display:grid;
  place-items:center;
  border-radius:50%;
  border:1px solid var(--line);
  background:#fff;
  color:var(--sub);
  cursor:pointer;
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.icon-btn:hover{color:var(--brand);border-color:#c9d9f5;background:var(--tint)}
.icon-btn:active{transform:scale(.96)}
.channel-bar{
  position:sticky;
  top:0;
  z-index:55;
  background:rgba(245,248,253,.9);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.channel-bar.is-stuck{box-shadow:0 6px 18px rgba(18,48,95,.08)}
.channel-list{
  display:flex;
  align-items:center;
  gap:8px;
  height:52px;
  overflow-x:auto;
}
.channel{
  display:inline-flex;
  align-items:center;
  padding:8px 16px;
  border-radius:999px;
  font-size:14.5px;
  color:var(--sub);
  white-space:nowrap;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease;
}
.channel:hover{background:var(--tint);color:var(--brand)}
.channel.active{
  background:var(--brand);
  color:#fff;
  box-shadow:0 6px 16px rgba(31,91,216,.26);
}
.channel.active:hover{background:var(--brand-dark);color:#fff}

/* ============ article hero ============ */
.article-hero{
  position:relative;
  overflow:hidden;
  padding:34px 0 30px;
  background:
    linear-gradient(180deg,#FFFFFF 0%,#F5F8FD 100%);
  border-bottom:1px solid var(--line);
}
.article-hero::after{
  content:"";
  position:absolute;
  right:-90px;
  top:-70px;
  width:420px;
  height:420px;
  border-radius:50%;
  background:radial-gradient(circle at 50% 50%,rgba(31,91,216,.10),rgba(31,91,216,0) 68%);
  pointer-events:none;
}
.article-hero .container{position:relative;z-index:2}
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  list-style:none;
  font-size:13px;
  color:var(--muted);
  margin-bottom:20px;
}
.crumbs li{display:inline-flex;align-items:center;gap:8px;min-width:0}
.crumbs li+li::before{content:"/";color:#c3cfe4}
.crumbs a{color:var(--sub);transition:color .18s ease}
.crumbs a:hover{color:var(--brand)}
.crumbs .current{
  color:var(--muted);
  max-width:340px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.hero-tag-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin-bottom:14px;
}
.badge-soft,.badge-mint,.badge-grey{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 13px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.2px;
}
.badge-soft{background:var(--tint);color:var(--brand)}
.badge-mint{background:rgba(18,191,164,.13);color:#0E9C88}
.badge-grey{background:#EFF3FA;color:var(--sub)}
.article-title{
  font-size:38px;
  line-height:1.28;
  font-weight:700;
  letter-spacing:-.5px;
  color:var(--ink);
  margin-bottom:16px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  max-width:900px;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:24px;
}
.meta-row .sep{color:#C7D3E6}
.meta-row a{color:var(--sub)}
.meta-row a:hover{color:var(--brand)}
.lead-block{
  max-width:900px;
  background:var(--tint);
  border-left:3px solid var(--brand);
  border-radius:0 14px 14px 0;
  padding:18px 22px;
  font-size:17px;
  line-height:1.85;
  color:var(--deep);
}

/* ============ article body ============ */
.article-main{padding:44px 0 76px}
.article-shell{
  display:grid;
  grid-template-columns:minmax(0,1fr) 312px;
  gap:40px;
  align-items:start;
}
.article-col{min-width:0}
.panel{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh1);
  padding:36px 40px;
}
.rich-body{
  font-size:16px;
  line-height:1.9;
  color:rgba(16,32,58,.92);
}
.rich-body > *:first-child{margin-top:0}
.rich-body p{margin:0 0 20px}
.rich-body h2{
  position:relative;
  font-size:22px;
  line-height:1.5;
  font-weight:700;
  color:var(--deep);
  margin:34px 0 16px;
  padding-left:14px;
}
.rich-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  bottom:6px;
  width:4px;
  border-radius:3px;
  background:var(--brand);
}
.rich-body h3{
  font-size:18px;
  line-height:1.55;
  font-weight:600;
  color:var(--deep);
  margin:26px 0 12px;
}
.rich-body h4{font-size:16.5px;font-weight:600;color:var(--deep);margin:22px 0 10px}
.rich-body a{
  color:var(--brand);
  border-bottom:1px solid rgba(31,91,216,.3);
  transition:border-color .18s ease,color .18s ease;
}
.rich-body a:hover{border-bottom-color:var(--brand)}
.rich-body ul{list-style:none;margin:0 0 20px;padding:0}
.rich-body ul li{position:relative;padding-left:20px;margin-bottom:10px}
.rich-body ul li::before{
  content:"";
  position:absolute;
  left:2px;
  top:11px;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--brand);
  opacity:.78;
}
.rich-body ol{margin:0 0 20px;padding-left:22px}
.rich-body ol li{margin-bottom:10px;padding-left:4px}
.rich-body ol li::marker{color:var(--brand);font-weight:600}
.rich-body blockquote{
  margin:0 0 22px;
  background:var(--bg);
  border-left:3px solid var(--brand);
  border-radius:0 12px 12px 0;
  padding:16px 20px;
  color:var(--sub);
  font-size:15.5px;
}
.rich-body blockquote p:last-child{margin-bottom:0}
.rich-body img{
  width:100%;
  height:auto;
  border-radius:14px;
  margin:24px 0 10px;
  box-shadow:var(--sh1);
}
.rich-body figure{margin:24px 0}
.rich-body figcaption{
  font-size:13px;
  color:var(--muted);
  text-align:center;
  margin-top:10px;
}
.rich-body hr{border:none;border-top:1px solid var(--line);margin:32px 0}
.rich-body table{
  width:100%;
  border-collapse:collapse;
  margin:0 0 22px;
  font-size:14.5px;
}
.rich-body th,.rich-body td{
  border:1px solid var(--line);
  padding:10px 13px;
  text-align:left;
}
.rich-body th{background:var(--tint);color:var(--deep);font-weight:600}
.rich-body tr:hover td{background:#FAFCFF}
.rich-body pre{
  background:#F3F7FE;
  border:1px solid var(--line);
  border-radius:12px;
  padding:16px 18px;
  overflow-x:auto;
  font-size:13.5px;
  line-height:1.7;
}
.rich-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  background:#F3F7FE;
  border-radius:6px;
  padding:2px 6px;
  font-size:13.5px;
  color:#274A86;
}
.rich-body pre code{background:none;padding:0}

/* ============ article extras ============ */
.tag-panel{margin-top:20px;padding:22px 28px}
.tag-title{
  font-size:13px;
  color:var(--muted);
  letter-spacing:.4px;
  margin-bottom:12px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 15px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--bg);
  font-size:13px;
  color:var(--sub);
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.tag:hover{background:var(--tint);color:var(--brand);border-color:#c9d9f5}
.pager-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-top:20px;
}
.pager-card{
  display:block;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:18px 22px;
  box-shadow:var(--sh1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.pager-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh2);
  border-color:#c9d9f5;
}
.pager-card span{
  display:block;
  font-size:12.5px;
  color:var(--muted);
  margin-bottom:6px;
}
.pager-card strong{
  display:block;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  transition:color .18s ease;
}
.pager-card:hover strong{color:var(--brand)}
.related-wrap{margin-top:44px}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:22px;
}
.section-head h2{
  font-size:24px;
  font-weight:700;
  letter-spacing:-.3px;
  color:var(--ink);
}
.section-head .more-link{
  font-size:14px;
  color:var(--brand);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.section-head .more-link:hover{gap:10px}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.related-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.related-card:hover{transform:translateY(-5px);box-shadow:var(--sh2)}
.related-thumb{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:linear-gradient(135deg,#E7EFFC,#D7E4FA);
}
.related-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .35s ease;
}
.related-card:hover .related-thumb img{transform:scale(1.05)}
.related-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.related-body h3{
  font-size:16.5px;
  line-height:1.5;
  font-weight:600;
  color:var(--ink);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .18s ease;
}
.related-card:hover .related-body h3{color:var(--brand)}
.related-body p{
  font-size:13.8px;
  line-height:1.75;
  color:var(--sub);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-foot{
  margin-top:auto;
  padding-top:12px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:12.5px;
  color:var(--muted);
}
.related-foot .arrow{color:var(--brand);font-weight:600}
.back-row{text-align:center;margin-top:36px}
.btn-outline{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:#fff;
  border:1.5px solid var(--brand);
  color:var(--brand);
  border-radius:999px;
  padding:11px 26px;
  font-size:15px;
  font-weight:600;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-outline:hover{background:var(--tint);color:var(--brand-dark);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(0)}
.empty-panel{text-align:center;padding:64px 32px}
.empty-panel h1{
  font-size:28px;
  font-weight:700;
  color:var(--ink);
  margin-bottom:14px;
}
.empty-panel p{
  font-size:15px;
  color:var(--sub);
  margin-bottom:24px;
}

/* ============ sidebar ============ */
.side-col{
  position:sticky;
  top:76px;
  display:grid;
  gap:20px;
}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--sh1);
  padding:22px 22px 10px;
}
.side-card h3{
  font-size:15px;
  font-weight:700;
  color:var(--deep);
  margin-bottom:6px;
}
.side-card .side-sub{
  font-size:12.5px;
  color:var(--muted);
  margin-bottom:12px;
}
.side-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:11px 0;
  border-bottom:1px dashed var(--line);
  font-size:14px;
  color:var(--sub);
  transition:color .18s ease;
}
.side-list a:last-child{border-bottom:none}
.side-list a:hover{color:var(--brand)}
.side-list .go{
  color:var(--brand);
  font-size:13px;
  transition:transform .18s ease;
}
.side-list a:hover .go{transform:translateX(3px)}
.side-cta{
  padding:24px 22px;
  border-radius:var(--r-md);
  border:1px solid #D3E1FA;
  background:
    linear-gradient(150deg,#EAF1FE 0%,#F8FBFF 100%);
  box-shadow:var(--sh1);
}
.side-cta h3{
  font-size:16px;
  font-weight:700;
  color:var(--deep);
  margin-bottom:8px;
}
.side-cta p{
  font-size:13.5px;
  line-height:1.75;
  color:var(--sub);
  margin-bottom:16px;
}
.side-cta .btn-main{width:100%;padding:12px 18px}

/* ============ cta band ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  background-image:linear-gradient(120deg,rgba(234,241,254,.96),rgba(247,250,255,.98)),url(/assets/images/backpic/back-2.png);
  background-size:cover;
  background-position:center;
  border-top:1px solid var(--line);
  padding:56px 0;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-text h2{
  font-size:26px;
  font-weight:700;
  letter-spacing:-.3px;
  color:var(--deep);
  margin-bottom:10px;
}
.cta-text p{
  font-size:15px;
  color:var(--sub);
  max-width:620px;
}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ footer ============ */
.site-foot{
  background:var(--deep);
  color:#B9C7DD;
  padding:60px 0 0;
}
.site-foot .logo{color:#fff}
.site-foot .logo:hover{color:#fff}
.site-foot .logo-mark span{background:#7FA6F0}
.site-foot .logo-mark span:nth-child(3){background:var(--accent)}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.35fr;
  gap:36px;
  padding-bottom:44px;
}
.foot-brand p{
  font-size:14px;
  line-height:1.85;
  color:#9FB1CC;
  margin:16px 0 18px;
  max-width:320px;
}
.foot-social{display:flex;gap:10px;flex-wrap:wrap}
.foot-social a{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.16);
  font-size:12.5px;
  color:#C4D2E6;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.foot-social a:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.3)}
.foot-col h4{
  font-size:14px;
  font-weight:600;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:.4px;
}
.foot-col ul{list-style:none}
.foot-col li{
  font-size:13.8px;
  color:#9FB1CC;
  margin-bottom:12px;
  line-height:1.7;
}
.foot-col li a{
  color:#9FB1CC;
  transition:color .18s ease;
}
.foot-col li a:hover{color:#8FB4F5}
.foot-col li span{
  display:block;
  font-size:12.5px;
  color:#7F93B2;
  margin-top:2px;
}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:#8296B5;
}

/* ============ responsive ============ */
@media (max-width:1199px){
  .article-title{font-size:34px}
  .panel{padding:32px 30px}
  .article-shell{gap:32px;grid-template-columns:minmax(0,1fr) 288px}
}
@media (max-width:991px){
  .article-shell{grid-template-columns:minmax(0,1fr)}
  .side-col{position:static;top:auto;grid-template-columns:1fr 1fr;display:grid}
  .article-title{font-size:30px}
  .related-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .article-main{padding:36px 0 60px}
}
@media (max-width:767px){
  .container{padding-left:18px;padding-right:18px}
  .brand-row{min-height:66px;gap:12px}
  .logo{font-size:17.5px;gap:8px}
  .head-actions{gap:10px}
  .ghost-link{display:none}
  .btn-main{padding:9px 18px;font-size:14px}
  .icon-btn{width:34px;height:34px}
  .channel-list{
    height:50px;
    padding-right:20px;
    scrollbar-width:none;
    -webkit-mask-image:linear-gradient(90deg,#000 90%,transparent 100%);
    mask-image:linear-gradient(90deg,#000 90%,transparent 100%);
  }
  .channel-list::-webkit-scrollbar{display:none}
  .channel{font-size:13.8px;padding:7px 14px}
  .article-hero{padding:24px 0 22px}
  .article-title{font-size:25px;-webkit-line-clamp:3}
  .crumbs .current{max-width:200px}
  .lead-block{font-size:15.5px;padding:15px 17px}
  .meta-row{font-size:12.5px;gap:8px;margin-bottom:18px}
  .panel{padding:24px 20px;border-radius:var(--r-md)}
  .rich-body{font-size:15.5px;line-height:1.85}
  .rich-body h2{font-size:19.5px}
  .rich-body h3{font-size:17px}
  .tag-panel{padding:18px 20px}
  .pager-grid{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
  .section-head h2{font-size:20px}
  .side-col{grid-template-columns:1fr}
  .cta-band{padding:44px 0}
  .cta-text h2{font-size:21px}
  .cta-actions{width:100%}
  .cta-actions .btn-main,.cta-actions .btn-outline{flex:1;justify-content:center}
  .foot-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
  .site-foot{padding-top:44px}
  .foot-bottom{font-size:12px;justify-content:flex-start}
}
@media (max-width:519px){
  .article-title{font-size:22px}
  .hero-tag-row .badge-soft,.hero-tag-row .badge-mint,.hero-tag-row .badge-grey{height:24px;font-size:12px}
  .rich-body table{font-size:13.5px}
  .rich-body th,.rich-body td{padding:8px 10px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

/* roulang page: category1 */
:root{
  --blue:#1F5BD8;
  --blue-dark:#1746AC;
  --blue-soft:#DCE8FB;
  --deep:#12305F;
  --orange:#FF6A3D;
  --orange-dark:#EF5526;
  --teal:#12BFA4;
  --ink:#10203A;
  --sub:#5A6B84;
  --muted:#8A98AD;
  --bg:#F5F8FD;
  --card:#FFFFFF;
  --tint:#EAF1FE;
  --line:#E3EAF5;
  --input-line:#D8E2F0;
  --danger:#E0483C;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --r-tag:10px;
  --sh1:0 8px 24px rgba(18,48,95,.06);
  --sh2:0 16px 36px rgba(18,48,95,.12);
  --sh3:0 20px 44px rgba(18,48,95,.10);
  --sec:88px;
  --brand-h:76px;

  --bs-primary:#1F5BD8;
  --bs-body-color:#10203A;
  --bs-body-bg:#F5F8FD;
  --bs-border-color:#E3EAF5;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --bs-border-radius:12px;
  --bs-link-color:#1F5BD8;
  --bs-link-hover-color:#1746AC;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block;}
a{color:var(--blue);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--blue-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.3px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px;}

.container{
  max-width:1200px;
  padding-left:24px;
  padding-right:24px;
  margin-left:auto;
  margin-right:auto;
}
@media (max-width:1199.98px){
  .container{max-width:100%;}
}

/* ============ 头部 ============ */
.site-head{
  position:sticky;
  top:calc(-1 * var(--brand-h));
  z-index:60;
  background:#fff;
  transition:box-shadow .25s ease;
}
.site-head.is-stuck{box-shadow:0 10px 26px rgba(18,48,95,.09);}
.brand-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  height:var(--brand-h);
  border-bottom:1px solid var(--line);
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:19px;
  font-weight:700;
  color:var(--deep);
  letter-spacing:-.2px;
  text-decoration:none;
  white-space:nowrap;
}
.logo:hover{color:var(--blue);}
.logo-mark{
  display:inline-flex;
  align-items:flex-end;
  gap:3px;
  height:20px;
}
.logo-mark span{
  display:block;
  width:3px;
  border-radius:2px;
  background:linear-gradient(180deg,#3E7BE8,#1F5BD8);
  transform-origin:bottom center;
  animation:markWave 1.6s ease-in-out infinite;
}
.logo-mark span:nth-child(1){height:8px;animation-delay:0s;}
.logo-mark span:nth-child(2){height:14px;animation-delay:.12s;}
.logo-mark span:nth-child(3){height:20px;animation-delay:.24s;}
.logo-mark span:nth-child(4){height:13px;animation-delay:.36s;}
.logo-mark span:nth-child(5){height:7px;animation-delay:.48s;}
@keyframes markWave{
  0%,100%{transform:scaleY(1);}
  50%{transform:scaleY(.5);}
}
.head-actions{
  display:flex;
  align-items:center;
  gap:14px;
}
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 26px;
  border-radius:999px;
  background:var(--orange);
  color:#fff;
  font-size:15px;
  font-weight:600;
  line-height:1.3;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-main:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,106,61,.28);}
.btn-main:active{transform:translateY(0);box-shadow:none;}
.btn-main:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}

.ghost-link{
  font-size:15px;
  font-weight:600;
  color:var(--blue);
  padding:6px 2px;
  position:relative;
  white-space:nowrap;
}
.ghost-link::after{
  content:"";
  position:absolute;
  left:0;
  right:100%;
  bottom:0;
  height:2px;
  background:var(--blue);
  transition:right .22s ease;
}
.ghost-link:hover::after{right:0;}

.icon-btn{
  width:40px;
  height:40px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  border:1.5px solid var(--line);
  background:#fff;
  color:var(--sub);
  cursor:pointer;
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.icon-btn:hover{border-color:var(--blue);color:var(--blue);background:#F2F7FF;}
.icon-btn:active{background:var(--blue-soft);}

.channel-bar{
  background:#F1F5FC;
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(160%) blur(6px);
}
.channel-list{
  display:flex;
  align-items:center;
  gap:8px;
  height:52px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.channel-list::-webkit-scrollbar{display:none;}
.channel{
  display:inline-flex;
  align-items:center;
  padding:7px 18px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:var(--sub);
  white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.channel:hover{background:var(--blue-soft);color:var(--blue);}
.channel.active{
  background:var(--blue);
  color:#fff;
  font-weight:600;
  box-shadow:0 6px 16px rgba(31,91,216,.24);
}

/* ============ 通用板块 ============ */
.section{padding:var(--sec) 0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{margin-bottom:36px;max-width:760px;}
.sec-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--tint);
  color:var(--blue);
  font-size:13px;
  font-weight:600;
  letter-spacing:.3px;
  margin-bottom:16px;
}
.sec-title{
  font-size:33px;
  line-height:1.3;
  margin-bottom:12px;
}
.sec-desc{
  font-size:16px;
  line-height:1.8;
  color:var(--sub);
}
.sec-head-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
}
.sec-head-row .sec-head{margin-bottom:0;}

/* ============ 页头带 ============ */
.page-hero{
  position:relative;
  padding:60px 0 72px;
  background:
    radial-gradient(900px 420px at 88% 8%, rgba(31,91,216,.10), rgba(31,91,216,0) 62%),
    linear-gradient(180deg,#EEF5FF 0%,#F6FAFF 62%,var(--bg) 100%);
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  left:-140px;
  bottom:-120px;
  width:520px;
  height:320px;
  background:
    repeating-linear-gradient(90deg, rgba(31,91,216,.09) 0 2px, transparent 2px 46px);
  transform:rotate(-8deg);
  pointer-events:none;
  mask-image:radial-gradient(closest-side, #000 30%, transparent 78%);
  -webkit-mask-image:radial-gradient(closest-side, #000 30%, transparent 78%);
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.04fr .96fr;
  gap:52px;
  align-items:center;
}
.hero-title{
  font-size:48px;
  line-height:1.16;
  letter-spacing:-.5px;
  margin-bottom:18px;
}
.hero-title em{
  font-style:normal;
  color:var(--blue);
}
.hero-lead{
  font-size:18px;
  line-height:1.75;
  color:var(--sub);
  max-width:520px;
  margin-bottom:28px;
}
.hero-actions{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
  margin-bottom:34px;
}
.btn-outline{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 26px;
  border-radius:999px;
  background:transparent;
  border:1.5px solid var(--blue);
  color:var(--blue);
  font-size:15px;
  font-weight:600;
  line-height:1.3;
  cursor:pointer;
  transition:background .2s ease,transform .2s ease,color .2s ease;
}
.btn-outline:hover{background:var(--blue-soft);color:var(--blue-dark);transform:translateY(-1px);}
.btn-outline:active{transform:translateY(0);background:#D2E2FA;}

.hero-stats{
  display:flex;
  gap:40px;
  flex-wrap:wrap;
}
.hero-stats li{display:flex;flex-direction:column;gap:2px;}
.hero-stats strong{
  font-size:22px;
  font-weight:700;
  line-height:1.3;
  color:var(--deep);
  font-variant-numeric:tabular-nums;
}
.hero-stats span{font-size:13px;color:var(--muted);}

.hero-visual{
  position:relative;
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--sh3);
  aspect-ratio:4/3.15;
  background:linear-gradient(140deg,#DCE8FB,#EAF1FE);
}
.hero-visual img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.hero-visual::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(18,48,95,0) 42%,rgba(18,48,95,.42));
}
.hero-float{
  position:absolute;
  left:20px;
  right:20px;
  bottom:20px;
  z-index:2;
  display:flex;
  align-items:center;
  gap:14px;
  padding:16px 18px;
  border-radius:16px;
  background:rgba(255,255,255,.96);
  box-shadow:0 12px 30px rgba(18,48,95,.16);
}
.hero-float .dot{
  width:10px;height:10px;border-radius:50%;
  background:var(--teal);
  box-shadow:0 0 0 5px rgba(18,191,164,.16);
  flex-shrink:0;
}
.hero-float strong{display:block;font-size:15px;color:var(--ink);line-height:1.5;}
.hero-float span{font-size:13px;color:var(--muted);}

/* ============ 栏目分区 ============ */
.pillar-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.pillar-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px 24px;
  box-shadow:var(--sh1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.pillar-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--sh2);
  border-color:#CFE0F8;
}
.pillar-num{
  font-size:13px;
  font-weight:700;
  color:var(--blue);
  letter-spacing:1px;
  font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.pillar-card h3{
  font-size:19px;
  line-height:1.4;
  margin-bottom:10px;
}
.pillar-card p{
  font-size:14.5px;
  line-height:1.85;
  color:var(--sub);
  margin-bottom:16px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;
  align-items:center;
  padding:4px 12px;
  border-radius:var(--r-tag);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.3px;
  background:var(--tint);
  color:var(--blue);
}
.tag.teal{background:rgba(18,191,164,.12);color:#0B8C78;}
.tag.grey{background:#EEF2F8;color:var(--sub);}

/* ============ 精选内容 ============ */
.pick-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.pick-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh1);
  display:flex;
  flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.pick-card:hover{transform:translateY(-6px);box-shadow:var(--sh2);}
.pick-media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:linear-gradient(140deg,#DCE8FB,#EFF4FC);
}
.pick-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s ease;
}
.pick-card:hover .pick-media img{transform:scale(1.05);}
.pick-body{
  padding:22px 22px 24px;
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1;
}
.pick-body h3{
  font-size:18px;
  line-height:1.5;
  transition:color .2s ease;
}
.pick-card:hover .pick-body h3{color:var(--blue);}
.pick-body p{
  font-size:14.5px;
  line-height:1.85;
  color:var(--sub);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.pick-foot{
  margin-top:auto;
  padding-top:14px;
  border-top:1px dashed var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.pick-foot .arrow{
  color:var(--blue);
  font-weight:700;
  transition:transform .2s ease;
}
.pick-card:hover .pick-foot .arrow{transform:translateX(4px);}

/* ============ 更新流程 ============ */
.flow-wrap{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:44px 40px;
  box-shadow:var(--sh1);
}
.flow-line{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  position:relative;
}
.flow-line::before{
  content:"";
  position:absolute;
  left:28px;
  right:28px;
  top:22px;
  height:2px;
  background:repeating-linear-gradient(90deg,#C9DCF7 0 10px,transparent 10px 20px);
}
.flow-item{position:relative;padding-top:0;}
.flow-dot{
  position:relative;
  z-index:2;
  width:44px;height:44px;
  border-radius:50%;
  background:#fff;
  border:2px solid var(--blue);
  color:var(--blue);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  margin-bottom:20px;
  box-shadow:0 0 0 6px #EEF5FF;
}
.flow-item h3{font-size:17px;margin-bottom:8px;}
.flow-item p{font-size:14.5px;line-height:1.85;color:var(--sub);}

/* ============ 订阅区 ============ */
.subscribe-card{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  background:
    linear-gradient(120deg,rgba(234,241,254,.96),rgba(245,248,253,.96)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border:1px solid #D9E6FA;
  padding:46px 44px;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:40px;
  align-items:center;
}
.subscribe-card h2{font-size:28px;line-height:1.35;margin-bottom:12px;}
.subscribe-card p{font-size:15px;line-height:1.85;color:var(--sub);}
.sub-form{display:flex;gap:12px;flex-wrap:wrap;}
.sub-form input{
  flex:1 1 220px;
  height:48px;
  border-radius:var(--r-sm);
  border:1.5px solid var(--input-line);
  background:#fff;
  padding:0 16px;
  font-size:15px;
  color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-form input::placeholder{color:var(--muted);}
.sub-form input:focus{
  outline:none;
  border-color:var(--blue);
  box-shadow:0 0 0 3px rgba(31,91,216,.16);
}
.sub-form .btn-main{padding:0 28px;height:48px;}
.sub-note{
  margin-top:12px;
  font-size:13px;
  color:var(--muted);
  line-height:1.7;
}
.sub-msg{
  margin-top:10px;
  font-size:13.5px;
  color:var(--teal);
  font-weight:600;
  min-height:20px;
}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.accordion-item{
  border:1px solid var(--line)!important;
  border-radius:14px!important;
  background:#fff;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--sh1);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.accordion-item:hover{box-shadow:var(--sh2);border-color:#D5E3F8!important;}
.accordion-button{
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  background:#fff;
  padding:18px 22px;
  border-radius:14px!important;
  box-shadow:none!important;
  line-height:1.6;
}
.accordion-button:focus{box-shadow:none!important;outline:none;}
.accordion-button:focus-visible{outline:2px solid var(--blue);outline-offset:-3px;}
.accordion-button:not(.collapsed){
  background:#F2F7FF;
  color:var(--blue);
}
.accordion-button::after{
  content:"";
  width:16px;height:16px;
  margin-left:auto;
  flex-shrink:0;
  background-color:transparent;
  background-image:linear-gradient(currentColor,currentColor),linear-gradient(currentColor,currentColor);
  background-size:16px 2px,2px 16px;
  background-position:center center,center center;
  background-repeat:no-repeat;
  transform:none;
  transition:transform .25s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.accordion-body{
  padding:0 22px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--sub);
  background:#FBFDFF;
}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  padding:56px 52px;
  background:
    linear-gradient(120deg,rgba(18,48,95,.92),rgba(31,91,216,.86)),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  flex-wrap:wrap;
  box-shadow:var(--sh3);
}
.cta-band h2{color:#fff;font-size:30px;line-height:1.35;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.82);font-size:15.5px;line-height:1.8;max-width:620px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn-light{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 28px;
  border-radius:999px;
  background:#fff;
  color:var(--deep);
  font-size:15px;
  font-weight:600;
  border:1.5px solid #fff;
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.btn-light:hover{background:var(--tint);color:var(--blue-dark);transform:translateY(-1px);}
.btn-ghost-white{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 28px;
  border-radius:999px;
  background:transparent;
  color:#fff;
  font-size:15px;
  font-weight:600;
  border:1.5px solid rgba(255,255,255,.6);
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.btn-ghost-white:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;transform:translateY(-1px);}

/* ============ 页脚 ============ */
.site-foot{
  background:var(--deep);
  color:#C8D4E6;
  padding:66px 0 0;
  margin-top:0;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:48px;
}
.site-foot .logo{color:#fff;font-size:19px;}
.site-foot .logo:hover{color:#fff;}
.site-foot .logo-mark span{background:linear-gradient(180deg,#7FB0FF,#FF6A3D);}
.foot-brand p{
  font-size:14.5px;
  line-height:1.85;
  color:#A9BAD4;
  margin:16px 0 20px;
  max-width:320px;
}
.foot-social{display:flex;gap:10px;}
.foot-social a{
  display:inline-flex;
  align-items:center;
  padding:6px 16px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.22);
  color:#D6E1F1;
  font-size:13px;
  transition:background .2s ease,border-color .2s ease,color .2s ease;
}
.foot-social a:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.5);color:#fff;}
.foot-col h4{
  color:#fff;
  font-size:15px;
  margin-bottom:18px;
  letter-spacing:.3px;
}
.foot-col ul li{margin-bottom:12px;}
.foot-col ul li a{
  font-size:14.5px;
  color:#A9BAD4;
  transition:color .2s ease,padding-left .2s ease;
}
.foot-col ul li a:hover{color:#fff;padding-left:4px;}
.foot-col ul li span{
  display:block;
  font-size:12.5px;
  color:#8296B4;
  margin-top:2px;
}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:#8296B4;
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  :root{--sec:76px;}
  .hero-title{font-size:42px;}
  .sec-title{font-size:29px;}
  .pillar-grid{gap:16px;}
  .pillar-card{padding:22px 20px;}
  .foot-grid{grid-template-columns:1.5fr 1fr 1fr;gap:32px;}
  .foot-col:last-child{grid-column:1 / -1;}
}
@media (max-width:991.98px){
  :root{--sec:72px;--brand-h:68px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-title{font-size:38px;}
  .hero-lead{max-width:100%;}
  .hero-visual{aspect-ratio:16/10;}
  .pillar-grid{grid-template-columns:repeat(2,1fr);}
  .pick-grid{grid-template-columns:repeat(2,1fr);}
  .flow-line{grid-template-columns:repeat(2,1fr);gap:28px;}
  .flow-line::before{display:none;}
  .subscribe-card{grid-template-columns:1fr;gap:24px;padding:36px 30px;}
  .cta-band{padding:44px 34px;}
  .cta-band h2{font-size:26px;}
  .sec-head-row{flex-direction:column;align-items:flex-start;gap:14px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .foot-col:last-child{grid-column:auto;}
}
@media (max-width:767.98px){
  :root{--sec:56px;}
  body{font-size:15.5px;}
  .container{padding-left:18px;padding-right:18px;}
  .brand-row{gap:10px;}
  .logo{font-size:16.5px;gap:8px;}
  .head-actions{gap:8px;}
  .btn-main{padding:9px 16px;font-size:13.5px;}
  .ghost-link{font-size:13.5px;}
  .icon-btn{width:36px;height:36px;}
  .channel-list{height:48px;gap:6px;}
  .channel{padding:6px 14px;font-size:14px;}
  .page-hero{padding:40px 0 52px;}
  .hero-title{font-size:31px;letter-spacing:-.2px;}
  .hero-lead{font-size:16px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn-main,.hero-actions .btn-outline{flex:1 1 160px;}
  .hero-stats{gap:26px;}
  .hero-stats strong{font-size:20px;}
  .sec-title{font-size:24px;}
  .sec-desc{font-size:15px;}
  .pillar-grid{grid-template-columns:1fr;}
  .pick-grid{grid-template-columns:1fr;}
  .flow-wrap{padding:28px 22px;}
  .flow-line{grid-template-columns:1fr;gap:22px;}
  .flow-dot{width:38px;height:38px;font-size:14px;margin-bottom:14px;}
  .subscribe-card{padding:28px 22px;}
  .subscribe-card h2{font-size:22px;}
  .sub-form .btn-main{width:100%;height:46px;}
  .cta-band{padding:34px 24px;gap:24px;flex-direction:column;align-items:flex-start;}
  .cta-band h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions a{flex:1 1 100%;}
  .accordion-button{font-size:15px;padding:16px 18px;}
  .accordion-body{padding:0 18px 18px;font-size:14.5px;}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding-bottom:34px;}
  .site-foot{padding-top:48px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;font-size:12.5px;}
}
@media (max-width:519.98px){
  :root{--sec:48px;}
  .hero-title{font-size:27px;}
  .sec-title{font-size:22px;}
  .pillar-card{padding:20px 18px;}
  .pick-body{padding:18px;}
  .hero-float{padding:12px 14px;}
  .hero-float strong{font-size:13.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
}

/* roulang page: category2 */
:root{
  --blue:#1F5BD8;
  --blue-d:#1849AE;
  --deep:#12305F;
  --orange:#FF6A3D;
  --orange-d:#E9572C;
  --teal:#12BFA4;
  --ink:#10203A;
  --sub:#5A6B84;
  --muted:#8A98AD;
  --bg:#F5F8FD;
  --card:#FFFFFF;
  --tint:#EAF1FE;
  --line:#E3EAF5;
  --input:#D8E2F0;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --r-xs:10px;
  --sh-1:0 8px 24px rgba(18,48,95,.06);
  --sh-2:0 16px 36px rgba(18,48,95,.12);
  --sh-3:0 20px 44px rgba(18,48,95,.10);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --bs-primary:#1F5BD8;
  --bs-body-color:#10203A;
  --bs-border-radius:16px;
  --bs-font-sans-serif:var(--font);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--blue);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--blue-d)}
h1,h2,h3,h4,p,ul{margin:0}
ul{padding:0;list-style:none}
button{font-family:inherit}
[hidden]{display:none !important}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}
::selection{background:rgba(31,91,216,.16)}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

/* ============ 顶部品牌行 ============ */
.site-head{position:relative;z-index:60;background:#fff}
.brand-row{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;height:78px;
}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:19px;font-weight:800;letter-spacing:-.3px;color:var(--deep);
  white-space:nowrap;
}
.logo:hover{color:var(--blue)}
.logo-mark{display:inline-flex;align-items:flex-end;gap:3px;height:20px}
.logo-mark span{
  display:block;width:3px;border-radius:2px;
  background:linear-gradient(180deg,var(--blue),var(--teal));
  transform-origin:bottom;
  animation:wave 1.8s ease-in-out infinite;
}
.logo-mark span:nth-child(1){height:8px;animation-delay:0s}
.logo-mark span:nth-child(2){height:14px;animation-delay:.15s}
.logo-mark span:nth-child(3){height:20px;animation-delay:.3s}
.logo-mark span:nth-child(4){height:13px;animation-delay:.45s}
.logo-mark span:nth-child(5){height:9px;animation-delay:.6s}
@keyframes wave{0%,100%{transform:scaleY(.6)}50%{transform:scaleY(1)}}

.head-actions{display:flex;align-items:center;gap:14px}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;border:0;
  background:var(--orange);color:#fff;font-size:15px;font-weight:600;
  cursor:pointer;transition:background .22s ease,transform .22s ease,box-shadow .22s ease;
  box-shadow:0 6px 16px rgba(255,106,61,.24);
}
.btn-main:hover{background:var(--orange-d);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,106,61,.30)}
.btn-main:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,106,61,.24)}
.ghost-link{
  position:relative;font-size:15px;font-weight:500;color:var(--sub);
  padding:6px 2px;
}
.ghost-link::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:1.5px;
  background:var(--blue);transform:scaleX(0);transform-origin:left;
  transition:transform .26s ease;
}
.ghost-link:hover{color:var(--blue)}
.ghost-link:hover::after{transform:scaleX(1)}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:#fff;border:1.5px solid var(--line);color:var(--sub);
  cursor:pointer;transition:.22s ease;
}
.icon-btn:hover{border-color:var(--blue);color:var(--blue);background:var(--tint)}

/* ============ 频道行 ============ */
.channel-bar{
  position:sticky;top:0;z-index:55;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 18px rgba(18,48,95,.04);
  transition:box-shadow .25s ease;
}
.channel-list{
  display:flex;align-items:center;gap:8px;
  height:54px;overflow-x:auto;scrollbar-width:none;
}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  flex:0 0 auto;padding:8px 16px;border-radius:999px;
  font-size:14.5px;font-weight:500;color:var(--sub);
  white-space:nowrap;transition:.2s ease;
}
.channel:hover{background:var(--tint);color:var(--blue)}
.channel.active{background:var(--blue);color:#fff;font-weight:600;box-shadow:0 6px 14px rgba(31,91,216,.22)}

/* ============ 通用板块 ============ */
.sec{padding:76px 0}
.sec-head{max-width:760px;margin-bottom:34px}
.sec-head h2{
  font-size:32px;line-height:1.3;font-weight:700;
  letter-spacing:-.4px;color:var(--ink);
}
.sec-head p{margin-top:12px;color:var(--sub);font-size:16.5px;line-height:1.8}
.eyebrow{
  display:inline-block;padding:5px 14px;border-radius:999px;
  background:var(--tint);color:var(--blue);
  font-size:13px;font-weight:600;letter-spacing:.4px;
}

/* ============ 页头带 ============ */
.page-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#EDF3FE 0%,#F5F8FD 100%);
  border-bottom:1px solid var(--line);
  padding:44px 0 60px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.png') center right/cover no-repeat;
  opacity:.13;pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;
  border-radius:50%;background:radial-gradient(circle,rgba(31,91,216,.14),rgba(31,91,216,0) 70%);
  pointer-events:none;
}
.page-hero>.container{position:relative;z-index:1}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:22px}
.crumb a{color:var(--sub)}
.crumb a:hover{color:var(--blue)}
.crumb em{font-style:normal;color:var(--muted)}
.page-hero h1{
  margin-top:16px;max-width:900px;
  font-size:46px;line-height:1.18;font-weight:700;letter-spacing:-.6px;color:var(--ink);
}
.hero-lead{
  margin-top:18px;max-width:720px;
  font-size:17px;line-height:1.85;color:var(--sub);
}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:0;
  margin-top:34px;padding:22px 0 0;
  border-top:1px solid rgba(31,91,216,.14);
}
.hero-facts>div{
  padding:0 32px;border-left:1px solid rgba(31,91,216,.14);
  display:flex;flex-direction:column;gap:2px;
}
.hero-facts>div:first-child{padding-left:0;border-left:0}
.hero-facts strong{
  font-size:24px;font-weight:800;color:var(--deep);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;line-height:1.2;
}
.hero-facts span{font-size:13px;color:var(--muted)}

/* ============ 日期切换 ============ */
.day-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:38px}
.day-tab{
  padding:9px 22px;border-radius:999px;
  border:1.5px solid var(--line);background:#fff;color:var(--sub);
  font-size:15px;font-weight:600;cursor:pointer;transition:.22s ease;
}
.day-tab:hover{border-color:var(--blue);color:var(--blue);background:var(--tint)}
.day-tab.active{
  background:var(--blue);border-color:var(--blue);color:#fff;
  box-shadow:0 8px 18px rgba(31,91,216,.24);
}
.day-panel{display:flex;flex-direction:column;gap:18px}
.panel-note{
  font-size:14px;color:var(--muted);margin-bottom:22px;
  padding-left:14px;border-left:3px solid var(--tint);
}

/* ============ 时间线 ============ */
.tl{display:flex;flex-direction:column;gap:18px}
.tl-item{
  position:relative;
  display:grid;grid-template-columns:96px 24px minmax(0,1fr);
  align-items:start;
}
.tl-item:not(:last-child)::after{
  content:"";position:absolute;left:107px;top:32px;bottom:-16px;
  width:2px;background:var(--tint);
}
.tl-time{
  padding-top:18px;padding-right:12px;text-align:right;
  font-size:15px;font-weight:700;line-height:1.3;color:var(--deep);
  font-variant-numeric:tabular-nums;
}
.tl-time span{
  display:block;margin-top:2px;
  font-size:12.5px;font-weight:500;color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.tl-dot{
  position:relative;display:flex;justify-content:center;
  padding-top:22px;
}
.tl-dot i{
  width:12px;height:12px;border-radius:50%;background:var(--blue);
  box-shadow:0 0 0 4px rgba(31,91,216,.15);
}
.tl-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:20px 24px;
  box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.tl-card:hover{
  transform:translateX(4px);
  box-shadow:var(--sh-2);
  border-color:#D3E0F7;
}
.tl-top{
  display:flex;align-items:flex-start;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
}
.tl-top h3{font-size:19px;font-weight:700;line-height:1.5;color:var(--ink)}
.tl-meta{margin-top:6px;font-size:14.5px;color:var(--sub);line-height:1.75}
.tl-foot{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{
  display:inline-block;padding:4px 12px;border-radius:10px;
  background:#F3F7FE;border:1px solid var(--line);
  font-size:13px;color:var(--sub);
  font-variant-numeric:tabular-nums;
}
.badge{
  flex:0 0 auto;display:inline-block;padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.3px;line-height:1.6;
}
.badge-blue{background:rgba(31,91,216,.10);color:var(--blue)}
.badge-teal{background:rgba(18,191,164,.12);color:#0B9A85}
.badge-gray{background:#EEF2F8;color:var(--muted)}

/* ============ 场地卡片 ============ */
.venue-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.venue-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease;
  display:flex;flex-direction:column;
}
.venue-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2)}
.venue-card img{width:100%;height:176px;object-fit:cover}
.venue-body{padding:22px 24px 26px}
.venue-body h3{font-size:19px;font-weight:700;color:var(--ink)}
.venue-body p{margin-top:10px;font-size:14.8px;line-height:1.8;color:var(--sub)}
.venue-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

.travel-box{
  margin-top:26px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:28px 30px;box-shadow:var(--sh-1);
}
.travel-box h3{font-size:19px;font-weight:700;margin-bottom:16px;color:var(--ink)}
.travel-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 28px}
.travel-list li{
  position:relative;padding-left:22px;
  font-size:14.8px;line-height:1.8;color:var(--sub);
}
.travel-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:8px;height:8px;border-radius:50%;
  background:var(--teal);box-shadow:0 0 0 3px rgba(18,191,164,.14);
}
.travel-list li b{color:var(--ink);font-weight:600}

/* ============ 到场确认清单 ============ */
.check-sec{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.check-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.check-card{
  background:var(--bg);border:1px solid var(--line);
  border-radius:var(--r-md);padding:26px 24px;
  transition:transform .24s ease,box-shadow .24s ease,background .24s ease;
}
.check-card:hover{transform:translateY(-4px);box-shadow:var(--sh-1);background:#fff}
.check-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:12px;
  background:var(--tint);color:var(--blue);
  font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.check-card h3{font-size:17px;font-weight:700;color:var(--ink)}
.check-card p{margin-top:8px;font-size:14.4px;line-height:1.8;color:var(--sub)}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);
  border-radius:14px;overflow:hidden;
  transition:background .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:#CFE0FA}
.faq-item.open{background:#F7FAFF;border-color:#CFE0FA;box-shadow:var(--sh-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:none;border:0;
  font-size:16px;font-weight:600;color:var(--ink);text-align:left;
  cursor:pointer;line-height:1.6;transition:color .2s ease;
}
.faq-q:hover{color:var(--blue)}
.plus{
  position:relative;flex:0 0 20px;width:20px;height:20px;border-radius:50%;
  background:var(--tint);transition:transform .26s ease,background .26s ease;
}
.plus::before,.plus::after{
  content:"";position:absolute;background:var(--blue);border-radius:2px;
  transition:background .26s ease;
}
.plus::before{top:9px;left:5px;width:10px;height:2px}
.plus::after{top:5px;left:9px;width:2px;height:10px}
.faq-item.open .plus{background:var(--blue);transform:rotate(45deg)}
.faq-item.open .plus::before,.faq-item.open .plus::after{background:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-item.open .faq-a{max-height:440px}
.faq-a p{
  padding:0 22px 20px;font-size:15.2px;line-height:1.85;color:var(--sub);
}

/* ============ CTA ============ */
.cta-sec{padding:0 0 96px}
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#E9F1FF 0%,#F4F8FF 100%);
  border:1px solid #DCE7FA;border-radius:24px;
  padding:52px 48px;box-shadow:var(--sh-3);
  display:flex;align-items:center;justify-content:space-between;gap:36px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center right/cover no-repeat;
  opacity:.10;pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:620px}
.cta-copy h2{font-size:30px;line-height:1.3;font-weight:700;color:var(--deep);letter-spacing:-.4px}
.cta-copy p{margin-top:12px;font-size:16px;line-height:1.85;color:var(--sub)}
.cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;
  padding:11px 26px;border-radius:999px;
  background:transparent;border:1.5px solid var(--blue);color:var(--blue);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:.22s ease;
}
.btn-outline:hover{background:var(--tint);color:var(--blue-d);border-color:var(--blue-d);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(0)}

/* ============ 页脚 ============ */
.site-foot{
  background:var(--deep);color:#C6D3E6;
  padding-top:64px;
}
.foot-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;
  padding-bottom:46px;
}
.foot-brand .logo{color:#fff}
.foot-brand .logo:hover{color:#fff}
.foot-brand p{
  margin:16px 0 18px;max-width:300px;
  font-size:14.4px;line-height:1.85;color:#9FB3CE;
}
.foot-social{display:flex;gap:10px;flex-wrap:wrap}
.foot-social a{
  display:inline-block;padding:6px 14px;border-radius:999px;
  border:1px solid rgba(255,255,255,.16);
  font-size:13px;color:#C6D3E6;transition:.2s ease;
}
.foot-social a:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.32)}
.foot-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.foot-col ul li{
  font-size:14px;line-height:1.6;color:#9FB3CE;margin-bottom:12px;
}
.foot-col ul li a{color:#9FB3CE}
.foot-col ul li a:hover{color:#8FB3F5}
.foot-col ul li span{display:block;margin-top:3px;font-size:13px;color:#7C90AC}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0 26px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#7C90AC;
}

#signup{scroll-margin-top:86px}
#agenda{scroll-margin-top:86px}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .page-hero h1{font-size:40px}
  .sec-head h2{font-size:28px}
  .check-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-copy h2{font-size:26px}
}
@media (max-width:991px){
  .brand-row{height:72px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .venue-grid{grid-template-columns:1fr 1fr}
  .venue-grid .venue-card:last-child{grid-column:1 / -1}
  .venue-grid .venue-card:last-child img{height:200px}
  .travel-list{grid-template-columns:1fr}
  .page-hero{padding:36px 0 48px}
  .page-hero h1{font-size:34px}
  .sec{padding:64px 0}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px}
}
@media (max-width:767px){
  .container{padding-left:18px;padding-right:18px}
  .brand-row{height:66px;gap:12px}
  .logo{font-size:16.5px}
  .logo-mark{height:17px}
  .head-actions{gap:8px}
  .btn-main{padding:9px 16px;font-size:13.5px}
  .ghost-link{display:none}
  .icon-btn{width:34px;height:34px}
  .channel-list{height:50px}
  .channel{font-size:13.8px;padding:7px 14px}
  .page-hero h1{font-size:28px;line-height:1.3}
  .hero-lead{font-size:15.5px}
  .hero-facts{margin-top:26px;padding-top:18px}
  .hero-facts>div{padding:0 18px}
  .hero-facts strong{font-size:20px}
  .hero-facts span{font-size:12px}
  .sec-head h2{font-size:23px}
  .sec-head p{font-size:15.2px}
  .tl-item{grid-template-columns:58px 16px minmax(0,1fr)}
  .tl-item:not(:last-child)::after{left:65px}
  .tl-time{font-size:13px;padding-right:6px;padding-top:16px}
  .tl-time span{font-size:11px}
  .tl-dot{padding-top:19px}
  .tl-dot i{width:10px;height:10px}
  .tl-card{padding:16px 18px}
  .tl-top h3{font-size:16.5px}
  .tl-meta{font-size:13.6px}
  .venue-grid{grid-template-columns:1fr}
  .venue-grid .venue-card:last-child{grid-column:auto}
  .check-grid{grid-template-columns:1fr}
  .faq-q{font-size:15px;padding:16px 18px}
  .faq-a p{padding:0 18px 18px;font-size:14.5px}
  .cta-band{padding:32px 22px;border-radius:20px}
  .cta-copy h2{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn-main,.cta-actions .btn-outline{flex:1 1 100%;justify-content:center}
  .travel-box{padding:22px 20px}
  .cta-sec{padding-bottom:64px}
  .sec{padding:52px 0}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bottom{flex-direction:column;gap:6px}
}
@media (max-width:520px){
  .page-hero h1{font-size:24px}
  .hero-facts{gap:14px 0}
  .hero-facts>div{width:50%;padding:0 12px;border-left:0}
  .hero-facts>div:nth-child(odd){padding-left:0}
  .day-tab{font-size:14px;padding:8px 16px}
}

/* roulang page: category3 */
:root{
  --brand:#1F5BD8;
  --brand-dark:#17439F;
  --brand-light:#6E9BF5;
  --brand-soft:#EAF1FE;
  --deep:#12305F;
  --orange:#FF6A3D;
  --orange-dark:#F2542A;
  --teal:#12BFA4;
  --teal-deep:#0F9C87;
  --ink:#10203A;
  --ink-2:#5A6B84;
  --ink-3:#8A98AD;
  --bg:#F5F8FD;
  --card:#FFFFFF;
  --line:#E3EAF5;
  --input:#D8E2F0;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --r-xs:10px;
  --sh-1:0 8px 24px rgba(18,48,95,.06);
  --sh-2:0 16px 36px rgba(18,48,95,.12);
  --sh-3:0 20px 44px rgba(18,48,95,.10);
  --space:92px;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --bs-body-color:#10203A;
  --bs-primary:#1F5BD8;
  --bs-border-radius:16px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;box-shadow:0 0 0 3px rgba(31,91,216,.18);border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.tnum{font-variant-numeric:tabular-nums}

/* ============ header ============ */
.site-head{position:relative;z-index:60;background:#fff;border-bottom:1px solid var(--line)}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:76px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:700;letter-spacing:-.3px;color:var(--deep)}
.logo-mark{display:inline-flex;align-items:flex-end;gap:3px;height:20px}
.logo-mark span{display:block;width:3px;border-radius:999px;background:var(--brand);transition:height .3s ease}
.logo-mark span:nth-child(1){height:7px}
.logo-mark span:nth-child(2){height:13px}
.logo-mark span:nth-child(3){height:20px;background:var(--teal)}
.logo-mark span:nth-child(4){height:11px}
.logo-mark span:nth-child(5){height:6px}
.logo:hover .logo-mark span:nth-child(2){height:18px}
.logo:hover .logo-mark span:nth-child(4){height:16px}
.head-actions{display:flex;align-items:center;gap:12px}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:11px 24px;border:0;border-radius:999px;
  background:var(--orange);color:#fff;font-size:15px;font-weight:600;
  cursor:pointer;transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-main:hover{background:var(--orange-dark);transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,106,61,.28);color:#fff}
.btn-main:active{transform:translateY(0);box-shadow:0 4px 10px rgba(255,106,61,.22)}
.ghost-link{font-size:15px;color:var(--ink-2);padding:8px 4px;border-radius:8px;font-weight:500}
.ghost-link:hover{color:var(--brand)}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink-2);
  cursor:pointer;transition:all .18s ease;
}
.icon-btn:hover{color:var(--brand);border-color:#BCCFF2;background:var(--brand-soft)}
.icon-btn:active{transform:scale(.96)}
.channel-bar{background:#F7FAFF;border-top:1px solid var(--line);border-bottom:1px solid var(--line);transition:box-shadow .2s ease,background .2s ease}
.channel-bar.is-stuck{position:fixed;top:0;left:0;right:0;z-index:70;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(18,48,95,.09)}
.channel-list{display:flex;align-items:center;gap:8px;height:52px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  padding:7px 16px;border-radius:999px;font-size:14.5px;font-weight:500;color:var(--ink-2);
  white-space:nowrap;transition:all .18s ease;
}
.channel:hover{background:var(--brand-soft);color:var(--brand)}
.channel.active{background:var(--brand);color:#fff;box-shadow:0 8px 18px rgba(31,91,216,.22)}
.channel.active:hover{background:var(--brand-dark);color:#fff}

/* ============ page hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:56px 0 68px;
  background-image:linear-gradient(105deg,rgba(234,241,254,.97) 0%,rgba(245,248,253,.94) 52%,rgba(234,241,254,.80) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:18px}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C3CFE2}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;
  border-radius:999px;background:#fff;border:1px solid #D7E3FA;
  font-size:13px;font-weight:600;color:var(--brand);
}
.hero-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal)}
.page-hero h1{font-size:48px;line-height:1.14;letter-spacing:-.8px;font-weight:700;color:var(--deep);margin:16px 0 14px}
.hero-sub{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:56ch}
.hero-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:30px}
.stat-num{font-size:24px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2}
.stat-label{font-size:13px;color:var(--ink-3);margin-top:4px}
.hero-figure{position:relative}
.hero-figure img{width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:24px;box-shadow:var(--sh-3);background:linear-gradient(140deg,#EAF1FE,#DCE8FB)}
.hero-wave{position:absolute;right:-6px;bottom:-16px;width:148px;height:auto;opacity:.6}

/* ============ sections ============ */
.section{padding:var(--space) 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:32px}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:1.6px;color:var(--brand);margin-bottom:10px}
.sec-title{font-size:32px;line-height:1.3;letter-spacing:-.4px;font-weight:700;color:var(--deep);margin-bottom:12px}
.lead{font-size:16px;line-height:1.85;color:var(--ink-2)}

/* filter */
.filter-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:26px}
.chip-group{display:flex;gap:8px;flex-wrap:wrap}
.chip{
  padding:9px 18px;border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--ink-2);font-size:14px;font-weight:500;cursor:pointer;
  transition:all .18s ease;
}
.chip:hover{border-color:#BCCFF2;color:var(--brand);background:#F8FBFF}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 10px 20px rgba(31,91,216,.22)}
.chip.is-active:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff}
.chip:active{transform:translateY(1px)}
.filter-note{font-size:13px;color:var(--ink-3)}

/* guest grid */
.guest-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.guest-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.guest-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:#CFDDF5}
.guest-card:hover .guest-name{color:var(--brand)}
.guest-photo{position:relative;overflow:hidden;aspect-ratio:1/1;background:linear-gradient(140deg,#EAF1FE,#DCE8FB)}
.guest-photo img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease}
.guest-card:hover .guest-photo img{transform:scale(1.05)}
.guest-group{
  position:absolute;left:12px;top:12px;padding:4px 11px;border-radius:999px;
  background:rgba(255,255,255,.94);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.3px;
}
.guest-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.guest-name{font-size:19px;font-weight:700;color:var(--deep);margin-bottom:6px;transition:color .18s ease}
.guest-role{font-size:13.5px;color:var(--ink-2);margin-bottom:12px}
.guest-topic{
  font-size:14px;line-height:1.7;color:var(--ink);
  padding-left:10px;border-left:3px solid var(--brand);
  margin-bottom:16px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}
.tag{font-size:12px;padding:4px 10px;border-radius:var(--r-xs);background:var(--brand-soft);color:var(--brand);font-weight:500}
.tag-teal{background:#E2F8F3;color:var(--teal-deep)}
.tag-gray{background:#EFF3F9;color:var(--ink-2)}

/* topics */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.topic-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 24px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#CFDDF5}
.topic-name{font-size:18px;font-weight:700;color:var(--deep);margin-bottom:10px}
.topic-desc{font-size:14px;line-height:1.8;color:var(--ink-2);margin-bottom:16px}
.topic-meta{font-size:13px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.topic-meta::after{content:"";width:16px;height:1.5px;background:var(--brand);border-radius:2px}

/* info cards */
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.info-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:28px 24px;box-shadow:var(--sh-1)}
.info-num{
  width:36px;height:36px;display:grid;place-items:center;margin-bottom:16px;
  border-radius:var(--r-xs);background:var(--brand-soft);color:var(--brand);
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;
}
.info-card h3{font-size:18px;font-weight:700;color:var(--deep);margin-bottom:10px}
.info-card p{font-size:14px;line-height:1.85;color:var(--ink-2)}

/* faq */
.faq{display:grid;gap:12px;max-width:920px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:0 22px;box-shadow:var(--sh-1);
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#CFDDF5}
.faq-item[open]{background:#F7FAFF;border-color:#CFDDF5;box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:22px;font-weight:400;line-height:1;color:var(--ink-3);
  transition:transform .22s ease,color .22s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--brand)}
.faq-body{padding:0 0 20px;font-size:15px;line-height:1.85;color:var(--ink-2);max-width:66ch}

/* cta band */
.cta-band{
  position:relative;overflow:hidden;padding:56px 0;
  background-image:linear-gradient(100deg,rgba(234,241,254,.96),rgba(245,248,253,.9)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;position:relative;z-index:1}
.cta-copy{max-width:620px}
.cta-title{font-size:26px;line-height:1.4;font-weight:700;color:var(--deep);margin-bottom:10px}
.cta-text{font-size:15px;line-height:1.85;color:var(--ink-2)}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;border:1.5px solid var(--brand);
  background:transparent;color:var(--brand);font-size:15px;font-weight:600;
  transition:all .18s ease;
}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:var(--brand-dark)}
.btn-ghost:active{transform:translateY(1px)}

/* ============ footer ============ */
.site-foot{background:var(--deep);color:#C8D4E8;padding-top:64px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.35fr;gap:36px}
.site-foot .logo{color:#fff;font-size:18px}
.site-foot .logo-mark span{background:#5C8BF0}
.site-foot .logo-mark span:nth-child(3){background:var(--teal)}
.foot-brand p{font-size:14px;line-height:1.85;color:#A8B8D2;margin:16px 0 18px;max-width:34ch}
.foot-social{display:flex;gap:10px;flex-wrap:wrap}
.foot-social a{
  font-size:13px;color:#C8D4E8;padding:5px 14px;border-radius:999px;
  border:1px solid rgba(255,255,255,.18);transition:all .18s ease;
}
.foot-social a:hover{color:#fff;border-color:var(--brand-light);background:rgba(110,155,245,.16)}
.foot-col h4{font-size:14px;font-weight:600;color:#fff;letter-spacing:.6px;margin-bottom:16px}
.foot-col ul{display:grid;gap:11px}
.foot-col li{font-size:13.5px;line-height:1.7;color:#A8B8D2}
.foot-col li span{display:block;font-size:12.5px;color:#7E90AE;margin-top:2px}
.foot-col a{color:#A8B8D2}
.foot-col a:hover{color:var(--brand-light)}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.1);
  font-size:12.5px;color:#7E90AE;
}

/* ============ responsive ============ */
@media (max-width:1199px){
  .page-hero h1{font-size:42px}
  .hero-grid{gap:36px}
}
@media (max-width:991px){
  :root{--space:72px}
  .page-hero{padding:44px 0 56px}
  .page-hero h1{font-size:38px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-figure{max-width:560px}
  .sec-title{font-size:28px}
  .guest-grid{grid-template-columns:repeat(2,1fr)}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .info-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--space:56px}
  .container{padding:0 20px}
  .brand-row{min-height:66px}
  .logo{font-size:17px}
  .head-actions{gap:8px}
  .btn-main{padding:9px 18px;font-size:14px}
  .ghost-link{font-size:14px}
  .channel-list{height:50px}
  .page-hero h1{font-size:30px;letter-spacing:-.4px;margin:14px 0 12px}
  .hero-sub{font-size:15.5px}
  .hero-stats{gap:24px;margin-top:24px}
  .stat-num{font-size:20px}
  .hero-wave{width:110px;bottom:-10px}
  .sec-title{font-size:24px}
  .lead{font-size:15px}
  .guest-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:1fr}
  .info-grid{grid-template-columns:1fr}
  .filter-bar{flex-direction:column;align-items:flex-start;gap:10px}
  .guest-topic{font-size:13.5px}
  .cta-band{padding:44px 0}
  .cta-title{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn-main,.cta-actions .btn-ghost{width:100%}
  .faq-item summary{font-size:15px;padding:16px 0}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bottom{margin-top:32px;font-size:12px}
}
@media (max-width:519px){
  :root{--space:48px}
  .container{padding:0 18px}
  .page-hero h1{font-size:26px}
  .channel{padding:6px 13px;font-size:13.5px}
  .guest-body{padding:18px 18px 20px}
  .topic-card,.info-card{padding:22px 18px}
}

/* roulang page: category4 */
:root{
  --blue:#1F5BD8;
  --blue-dark:#1746AC;
  --blue-soft:#EAF1FE;
  --navy:#12305F;
  --orange:#FF6A3D;
  --orange-dark:#E9552A;
  --teal:#12BFA4;
  --ink:#10203A;
  --sub:#5A6B84;
  --muted:#8A98AD;
  --bg:#F5F8FD;
  --card:#FFFFFF;
  --tint:#EAF1FE;
  --line:#E3EAF5;
  --input:#D8E2F0;
  --danger:#E0483C;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:10px;
  --r-xs:14px;
  --sh1:0 8px 24px rgba(18,48,95,.06);
  --sh2:0 16px 36px rgba(18,48,95,.12);
  --sh3:0 20px 44px rgba(18,48,95,.10);
  --bs-body-color:#10203A;
  --bs-primary:#1F5BD8;
  --bs-border-radius:12px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;line-height:1.8;color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--blue);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--blue-dark)}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--ink);letter-spacing:-.3px}
p{margin:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}

/* ============ 头部导航 ============ */
.site-head{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:60}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px;padding:10px 0}
.logo{display:inline-flex;align-items:center;gap:12px;font-size:20px;font-weight:700;color:var(--navy);letter-spacing:-.4px}
.logo:hover{color:var(--blue)}
.logo-mark{display:inline-flex;align-items:flex-end;gap:3px;height:24px;width:30px}
.logo-mark span{display:block;width:4px;border-radius:3px;background:var(--blue);animation:wave 1.5s ease-in-out infinite}
.logo-mark span:nth-child(1){height:9px;animation-delay:0s}
.logo-mark span:nth-child(2){height:18px;animation-delay:.15s;background:#3E7BEA}
.logo-mark span:nth-child(3){height:24px;animation-delay:.3s}
.logo-mark span:nth-child(4){height:15px;animation-delay:.45s;background:#3E7BEA}
.logo-mark span:nth-child(5){height:8px;animation-delay:.6s}
@keyframes wave{0%,100%{transform:scaleY(.75)}50%{transform:scaleY(1.05)}}
.head-actions{display:flex;align-items:center;gap:18px}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 26px;border-radius:999px;border:none;
  background:var(--orange);color:#fff;font-size:15px;font-weight:600;
  box-shadow:0 6px 16px rgba(255,106,61,.24);
  transition:background-color .2s ease,transform .18s ease,box-shadow .2s ease;
}
.btn-main:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,106,61,.3)}
.btn-main:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,106,61,.22)}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;
  border:1.5px solid var(--blue);background:transparent;color:var(--blue);
  font-size:15px;font-weight:600;
  transition:background-color .2s ease,color .2s ease,transform .18s ease;
}
.btn-outline:hover{background:var(--blue-soft);color:var(--blue-dark);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(0)}
.ghost-link{font-size:15px;font-weight:600;color:var(--sub)}
.ghost-link:hover{color:var(--blue)}
.ghost-link::after{content:"›";display:inline-block;margin-left:6px;transition:transform .2s ease}
.ghost-link:hover::after{transform:translateX(3px)}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--sub);display:inline-flex;align-items:center;justify-content:center;
  transition:border-color .2s ease,color .2s ease,background-color .2s ease;
}
.icon-btn:hover{border-color:var(--blue);color:var(--blue);background:var(--blue-soft)}
.channel-bar{
  position:sticky;top:0;z-index:55;
  background:#F7FAFF;border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.channel-bar.is-stuck{background:rgba(255,255,255,.92);box-shadow:0 6px 20px rgba(18,48,95,.08)}
.channel-list{display:flex;align-items:center;gap:8px;min-height:52px;overflow-x:auto}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  flex:0 0 auto;
  display:inline-flex;align-items:center;
  padding:8px 18px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--sub);
  transition:background-color .2s ease,color .2s ease;
}
.channel:hover{background:var(--blue-soft);color:var(--blue)}
.channel.active{background:var(--blue);color:#fff;box-shadow:0 6px 14px rgba(31,91,216,.22)}

/* ============ 页头带 ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:64px 0 72px;
  background:linear-gradient(180deg,#F2F7FF 0%,#EAF1FE 100%);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
  opacity:.14;
}
.page-hero::after{
  content:"";position:absolute;right:-60px;bottom:-40px;width:340px;height:200px;
  background:repeating-linear-gradient(90deg,rgba(31,91,216,.16) 0 6px,transparent 6px 16px);
  border-radius:40px;transform:rotate(-6deg);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 55%);
  mask-image:linear-gradient(90deg,transparent,#000 55%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px}
.crumb a{color:var(--sub)}
.crumb a:hover{color:var(--blue)}
.crumb .sep{color:#C2CEE0}
.crumb .now{color:var(--muted)}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:999px;
  background:rgba(31,91,216,.1);color:var(--blue);
  font-size:13px;font-weight:600;letter-spacing:.3px;margin-bottom:18px;
}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:var(--blue);display:inline-block}
.page-hero h1{font-size:46px;line-height:1.15;letter-spacing:-.5px;color:var(--navy);max-width:760px}
.page-hero .lead{margin-top:18px;max-width:660px;font-size:18px;line-height:1.8;color:var(--sub)}
.hero-meta{display:flex;flex-wrap:wrap;gap:32px;margin-top:32px}
.hero-meta div{min-width:120px}
.hero-meta strong{display:block;font-size:22px;color:var(--navy);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-meta span{font-size:13px;color:var(--muted)}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section.tight{padding:56px 0}
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{font-size:32px;line-height:1.3;color:var(--navy)}
.section-head p{margin-top:14px;font-size:16px;color:var(--sub);line-height:1.85}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;color:var(--blue);letter-spacing:1px;margin-bottom:12px}

/* ============ 票种卡 ============ */
.ticket-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.price-card{
  position:relative;display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 26px;box-shadow:var(--sh1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--sh2);border-color:#CFDFFB}
.price-card .tier{font-size:14px;font-weight:600;color:var(--blue);letter-spacing:.5px}
.price-card h3{margin-top:8px;font-size:22px;color:var(--navy)}
.price-card .price{margin-top:16px;font-size:40px;font-weight:700;color:var(--navy);font-variant-numeric:tabular-nums;line-height:1.1}
.price-card .price small{font-size:14px;font-weight:500;color:var(--muted);margin-left:6px}
.price-card .desc{margin-top:10px;font-size:14px;color:var(--sub);line-height:1.75;min-height:52px}
.feature-list{margin-top:18px;flex:1}
.feature-list li{position:relative;padding:7px 0 7px 26px;font-size:15px;color:var(--sub);line-height:1.7}
.feature-list li::before{content:"✓";position:absolute;left:0;top:7px;color:var(--teal);font-weight:700;font-size:14px}
.price-card .btn-main,.price-card .btn-outline{margin-top:24px;width:100%}
.price-card.featured{border:2px solid var(--blue);box-shadow:var(--sh3);transform:translateY(-8px)}
.price-card.featured:hover{transform:translateY(-12px)}
.ribbon{
  position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:var(--orange);color:#fff;font-size:12.5px;font-weight:600;
  padding:5px 16px;border-radius:999px;white-space:nowrap;
  box-shadow:0 8px 18px rgba(255,106,61,.28);letter-spacing:.3px;
}

/* ============ 权益对比表 ============ */
.compare-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:12px 8px;box-shadow:var(--sh1);overflow:hidden;
}
.cmp-table{width:100%;border-collapse:collapse;font-size:15px}
.cmp-table thead th{
  padding:16px 14px;font-size:14px;font-weight:600;color:var(--sub);
  text-align:center;background:#F7FAFF;border-bottom:1px solid var(--line);
}
.cmp-table thead th:first-child{text-align:left;border-top-left-radius:12px}
.cmp-table thead th:last-child{border-top-right-radius:12px}
.cmp-table tbody td{
  padding:15px 14px;border-bottom:1px solid var(--line);
  color:var(--sub);text-align:center;transition:background-color .2s ease;
}
.cmp-table tbody td:first-child{text-align:left;color:var(--ink);font-weight:500}
.cmp-table tbody tr:last-child td{border-bottom:none}
.cmp-table tbody tr:hover td{background:#F7FAFF}
.cmp-table .yes{color:var(--teal);font-weight:700}
.cmp-table .no{color:#C2CEE0;font-weight:700}
.cmp-note{margin-top:16px;font-size:13.5px;color:var(--muted)}

/* ============ 购票流程 ============ */
.steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:12px}
.steps::before{
  content:"";position:absolute;top:22px;left:8%;right:8%;
  border-top:2px dashed #C7D8F7;z-index:0;
}
.step{position:relative;z-index:1}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;
  background:var(--blue);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 0 0 8px var(--bg);font-variant-numeric:tabular-nums;
}
.step-body{
  margin-top:18px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:22px 20px;box-shadow:var(--sh1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.step-body:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.step-body h3{font-size:17px;color:var(--navy)}
.step-body p{margin-top:8px;font-size:14.5px;color:var(--sub);line-height:1.8}

/* ============ 退改说明 ============ */
.split{display:grid;grid-template-columns:5fr 7fr;gap:36px;align-items:start}
.rule-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh1);
}
.rule-card h3{font-size:20px;color:var(--navy);margin-bottom:16px}
.rule-list li{
  padding:14px 0;border-bottom:1px dashed var(--line);
  font-size:15px;color:var(--sub);line-height:1.8;
}
.rule-list li:last-child{border-bottom:none;padding-bottom:0}
.rule-list strong{color:var(--ink);font-weight:600;display:block;margin-bottom:4px;font-size:15.5px}
.tag-soft{
  display:inline-block;padding:3px 12px;border-radius:999px;
  background:rgba(18,191,164,.12);color:#0E9B85;
  font-size:12.5px;font-weight:600;letter-spacing:.3px;
}

/* ============ FAQ ============ */
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xs);
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,background-color .2s ease;
}
.faq-item:hover{border-color:#CFDFFB}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;color:var(--blue);font-size:22px;font-weight:400;line-height:1;
  transition:transform .25s ease,color .25s ease;
}
.faq-item[open]{background:#FAFCFF;border-color:#CFDFFB}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--orange)}
.faq-body{padding:0 22px 20px;font-size:15px;color:var(--sub);line-height:1.85}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;
  padding:56px 48px;color:#fff;
  background:linear-gradient(120deg,#12305F 0%,#1F5BD8 100%);
  box-shadow:var(--sh3);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;opacity:.16;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:36px;align-items:center}
.cta-band h2{font-size:30px;line-height:1.32;color:#fff}
.cta-band p{margin-top:14px;font-size:16px;color:rgba(255,255,255,.82);line-height:1.85;max-width:560px}
.cta-points{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.cta-points span{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;background:rgba(255,255,255,.14);
  font-size:13.5px;color:#fff;
}
.cta-points span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal)}
.cta-actions{display:flex;flex-direction:column;gap:14px}
.cta-actions .btn-main{background:#fff;color:var(--blue);box-shadow:0 10px 24px rgba(9,26,55,.24)}
.cta-actions .btn-main:hover{background:#F2F7FF;color:var(--blue-dark)}
.cta-actions .btn-ghost-w{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 24px;border-radius:999px;border:1.5px solid rgba(255,255,255,.6);
  color:#fff;font-size:15px;font-weight:600;background:transparent;
  transition:background-color .2s ease,border-color .2s ease;
}
.cta-actions .btn-ghost-w:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff}

/* ============ 页脚 ============ */
.site-foot{background:var(--navy);color:#C6D3E6;padding:66px 0 26px;margin-top:96px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.site-foot .logo{color:#fff;font-size:19px}
.site-foot .logo:hover{color:#fff}
.site-foot .logo-mark span{background:#7FA8F2}
.site-foot .logo-mark span:nth-child(2),
.site-foot .logo-mark span:nth-child(4){background:#4E86EE}
.foot-brand p{margin-top:16px;font-size:14.5px;line-height:1.85;color:#A9BAD3;max-width:320px}
.foot-social{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
.foot-social a{
  display:inline-block;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);color:#D6E2F4;font-size:13px;
  transition:background-color .2s ease,color .2s ease;
}
.foot-social a:hover{background:var(--blue);color:#fff}
.foot-col h4{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:.3px}
.foot-col ul li{margin-bottom:12px;font-size:14px;color:#A9BAD3;line-height:1.7}
.foot-col ul li a{color:#A9BAD3}
.foot-col ul li a:hover{color:#fff}
.foot-col ul li span{display:block;font-size:13px;color:#8397B5;margin-top:2px}
.foot-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:#8397B5;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .page-hero h1{font-size:40px}
  .section-head h2{font-size:29px}
  .price-card{padding:26px 22px}
}
@media (max-width:991px){
  .brand-row{min-height:68px}
  .page-hero{padding:48px 0 56px}
  .page-hero h1{font-size:38px}
  .page-hero .lead{font-size:17px}
  .section{padding:72px 0}
  .ticket-grid{grid-template-columns:1fr;gap:26px}
  .price-card.featured{transform:none}
  .price-card.featured:hover{transform:translateY(-6px)}
  .steps{grid-template-columns:repeat(2,1fr);gap:24px}
  .steps::before{display:none}
  .split{grid-template-columns:1fr;gap:28px}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-band{padding:44px 30px}
}
@media (max-width:767px){
  .container{padding-left:18px;padding-right:18px}
  .head-actions .ghost-link{display:none}
  .head-actions{gap:10px}
  .btn-main{padding:10px 18px;font-size:14px}
  .logo{font-size:17px}
  .logo-mark{height:20px;width:26px}
  .logo-mark span:nth-child(3){height:20px}
  .channel-list{padding-bottom:2px}
  .channel{font-size:14px;padding:7px 14px}
  .page-hero h1{font-size:30px;letter-spacing:-.3px}
  .page-hero .lead{font-size:15.5px}
  .hero-meta{gap:22px;margin-top:24px}
  .hero-meta strong{font-size:19px}
  .section{padding:56px 0}
  .section-head h2{font-size:24px}
  .section-head p{font-size:15.5px}
  .price-card .price{font-size:34px}
  .steps{grid-template-columns:1fr}
  .cmp-table thead{display:none}
  .cmp-table tbody tr{
    display:block;border:1px solid var(--line);border-radius:14px;
    padding:12px 16px;margin:12px 10px;background:#fff;
  }
  .cmp-table tbody td{
    display:flex;align-items:center;justify-content:space-between;
    border:none;padding:7px 0;text-align:right;font-size:14.5px;
  }
  .cmp-table tbody td::before{
    content:attr(data-label);color:var(--muted);font-size:13.5px;
    font-weight:500;margin-right:12px;text-align:left;
  }
  .cmp-table tbody tr:hover td{background:transparent}
  .cta-band{padding:38px 22px;border-radius:20px}
  .cta-band h2{font-size:23px}
  .cta-actions .btn-main,.cta-actions .btn-ghost-w{width:100%}
  .site-foot{margin-top:64px;padding-top:48px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bottom{flex-direction:column;gap:8px;font-size:12.5px}
  .faq-item summary{font-size:15px;padding:16px 18px}
  .faq-body{padding:0 18px 18px;font-size:14.5px}
}
@media (max-width:519px){
  .page-hero h1{font-size:26px}
  .section{padding:48px 0}
  .hero-meta div{min-width:calc(50% - 12px)}
  .rule-card{padding:22px 18px}
  .compare-wrap{padding:6px 0}
}

/* roulang page: category5 */
:root{
  --brand:#1F5BD8;
  --brand-dark:#1849AE;
  --deep:#12305F;
  --accent:#FF6A3D;
  --accent-dark:#EA5628;
  --teal:#12BFA4;
  --ink:#10203A;
  --sub:#5A6B84;
  --muted:#8A98AD;
  --bg:#F5F8FD;
  --tint:#EAF1FE;
  --card:#FFFFFF;
  --line:#E3EAF5;
  --input:#D8E2F0;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh1:0 8px 24px rgba(18,48,95,.06);
  --sh2:0 16px 36px rgba(18,48,95,.12);
  --sh3:0 20px 44px rgba(18,48,95,.10);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 3px rgba(31,91,216,.18);border-radius:6px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.num{font-variant-numeric:tabular-nums;}

/* ============ Header ============ */
.site-head{
  background:#fff;
  border-bottom:1px solid var(--line);
  position:relative;
  z-index:60;
}
.brand-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:76px;
  padding:12px 0;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:19px;
  font-weight:700;
  letter-spacing:.2px;
  color:var(--deep);
  white-space:nowrap;
}
.logo:hover{color:var(--deep);}
.logo-mark{display:inline-flex;align-items:flex-end;gap:2.5px;height:20px;}
.logo-mark span{
  display:block;
  width:3px;
  border-radius:2px;
  background:linear-gradient(180deg,var(--brand),#5C8CEE);
  transform-origin:bottom;
}
.logo-mark span:nth-child(1){height:8px;}
.logo-mark span:nth-child(2){height:14px;}
.logo-mark span:nth-child(3){height:20px;}
.logo-mark span:nth-child(4){height:12px;}
.logo-mark span:nth-child(5){height:7px;}
.logo:hover .logo-mark span{animation:wavebar .9s ease-in-out infinite alternate;}
.logo-mark span:nth-child(2){animation-delay:.1s;}
.logo-mark span:nth-child(3){animation-delay:.2s;}
.logo-mark span:nth-child(4){animation-delay:.3s;}
@keyframes wavebar{from{transform:scaleY(.6);}to{transform:scaleY(1);}}
.head-actions{display:flex;align-items:center;gap:14px;}
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:var(--r-pill);
  background:var(--accent);
  color:#fff;
  font-size:15px;
  font-weight:600;
  border:1.5px solid transparent;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease;
}
.btn-main:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(255,106,61,.28);}
.btn-main:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,106,61,.24);}
.btn-main:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 24px;
  border-radius:var(--r-pill);
  border:1.5px solid var(--brand);
  color:var(--brand);
  background:transparent;
  font-size:15px;
  font-weight:600;
  transition:background-color .18s ease,color .18s ease,transform .18s ease;
}
.btn-ghost:hover{background:var(--tint);color:var(--brand-dark);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-ghost:disabled{opacity:.5;cursor:not-allowed;transform:none;}
.ghost-link{
  font-size:15px;
  font-weight:600;
  color:var(--sub);
  padding:6px 2px;
  position:relative;
}
.ghost-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s ease;
}
.ghost-link:hover{color:var(--brand);}
.ghost-link:hover::after{transform:scaleX(1);}
.icon-btn{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid var(--line);
  background:#fff;
  color:var(--sub);
  cursor:pointer;
  transition:all .2s ease;
}
.icon-btn:hover{color:var(--brand);border-color:#C3D6F6;background:var(--tint);}
.icon-btn:active{transform:scale(.95);}

/* ============ Channel bar ============ */
.channel-bar{
  position:sticky;
  top:0;
  z-index:55;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.channel-bar.is-stuck{box-shadow:0 8px 22px rgba(18,48,95,.08);}
.channel-list{
  display:flex;
  align-items:center;
  gap:8px;
  height:52px;
  overflow-x:auto;
  scrollbar-width:none;
}
.channel-list::-webkit-scrollbar{display:none;}
.channel{
  flex:0 0 auto;
  padding:8px 16px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:500;
  color:var(--sub);
  background:transparent;
  white-space:nowrap;
  transition:all .2s ease;
}
.channel:hover{background:var(--tint);color:var(--brand);}
.channel.active{background:var(--brand);color:#fff;font-weight:600;box-shadow:0 6px 16px rgba(31,91,216,.22);}
.channel:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

/* ============ Page hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:64px 0 72px;
  background:
    linear-gradient(105deg,rgba(245,248,253,.96) 0%,rgba(234,241,254,.92) 58%,rgba(245,248,253,.78) 100%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(to right,rgba(31,91,216,.06) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(31,91,216,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at 70% 30%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse at 70% 30%,#000 0%,transparent 72%);
  pointer-events:none;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-90px;
  bottom:-120px;
  width:420px;height:420px;
  border-radius:50%;
  border:2px solid rgba(31,91,216,.12);
  box-shadow:0 0 0 42px rgba(31,91,216,.05),0 0 0 84px rgba(18,191,164,.05);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:18px;
}
.crumb a{color:var(--sub);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#B9C6D8;}
.crumb .now{color:var(--muted);}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(31,91,216,.10);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
  letter-spacing:.3px;
  margin-bottom:18px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--teal);}
.page-hero h1{
  font-size:48px;
  line-height:1.15;
  font-weight:700;
  letter-spacing:-.5px;
  color:var(--deep);
  max-width:820px;
}
.page-hero .lead{
  margin-top:18px;
  max-width:660px;
  font-size:18px;
  line-height:1.75;
  color:var(--sub);
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:14px 40px;
  margin-top:30px;
}
.hero-meta .item{display:flex;flex-direction:column;gap:2px;}
.hero-meta .item b{
  font-size:22px;
  font-weight:700;
  color:var(--deep);
  letter-spacing:-.3px;
}
.hero-meta .item span{font-size:13px;color:var(--muted);}

/* ============ Section base ============ */
.section{padding:96px 0;}
.section.tight{padding:76px 0;}
.section.plain{background:#fff;}
.section.tint{background:var(--tint);}
.sec-head{max-width:720px;margin-bottom:42px;}
.sec-head h2{
  font-size:33px;
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.3px;
  color:var(--deep);
}
.sec-head p{margin-top:14px;font-size:16px;color:var(--sub);}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.tag{
  display:inline-flex;
  align-items:center;
  padding:4px 12px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.3px;
}
.tag.blue{background:rgba(31,91,216,.10);color:var(--brand);}
.tag.teal{background:rgba(18,191,164,.13);color:#0E9B87;}
.tag.gray{background:#EDF1F8;color:var(--sub);}

/* ============ About two column ============ */
.about-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:start;
}
.prose h2{
  font-size:26px;
  line-height:1.4;
  font-weight:700;
  color:var(--deep);
  margin:38px 0 14px;
  padding-left:14px;
  position:relative;
}
.prose h2:first-child{margin-top:0;}
.prose h2::before{
  content:"";
  position:absolute;
  left:0;top:.22em;
  width:4px;height:1em;
  border-radius:2px;
  background:var(--brand);
}
.prose p{font-size:16px;line-height:1.9;color:rgba(16,32,58,.9);margin-bottom:18px;}
.prose ul{margin:0 0 22px;}
.prose ul li{
  position:relative;
  padding-left:22px;
  margin-bottom:10px;
  font-size:16px;
  line-height:1.85;
  color:rgba(16,32,58,.9);
}
.prose ul li::before{
  content:"";
  position:absolute;
  left:2px;top:.72em;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--brand);
  opacity:.75;
}
.figure-card{
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh1);
  border:1px solid var(--line);
  background:#fff;
  margin-bottom:26px;
}
.figure-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.figure-card figcaption{
  padding:12px 18px;
  font-size:13px;
  color:var(--muted);
  border-top:1px solid var(--line);
}
.fact-card{
  position:sticky;
  top:118px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh3);
  padding:28px;
}
.fact-card h3{
  font-size:19px;
  font-weight:700;
  color:var(--deep);
  margin-bottom:6px;
}
.fact-card .hint{font-size:13.5px;color:var(--muted);margin-bottom:18px;}
.fact-list{display:flex;flex-direction:column;}
.fact-list li{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:16px;
  padding:13px 0;
  border-bottom:1px dashed var(--line);
  font-size:14.5px;
}
.fact-list li:last-child{border-bottom:0;}
.fact-list .k{color:var(--muted);flex:0 0 84px;}
.fact-list .v{color:var(--ink);font-weight:600;text-align:right;line-height:1.6;}
.fact-card .btn-main,.fact-card .btn-ghost{width:100%;margin-top:18px;}

/* ============ Milestones ============ */
.milestones{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  position:relative;
  padding-top:14px;
}
.milestones::before{
  content:"";
  position:absolute;
  left:10px;right:10px;top:35px;
  height:2px;
  background:linear-gradient(90deg,rgba(31,91,216,.35),rgba(31,91,216,.12));
}
.mile{position:relative;padding-top:44px;}
.mile .dot{
  position:absolute;
  left:2px;top:24px;
  width:14px;height:14px;
  border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 4px rgba(31,91,216,.16);
}
.mile:nth-child(4) .dot{background:var(--teal);box-shadow:0 0 0 4px rgba(18,191,164,.18);}
.mile .stage{
  display:inline-block;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.4px;
  color:var(--brand);
  background:rgba(31,91,216,.09);
  padding:3px 11px;
  border-radius:var(--r-pill);
  margin-bottom:12px;
}
.mile h3{font-size:18px;font-weight:700;color:var(--deep);margin-bottom:8px;}
.mile p{font-size:14.5px;line-height:1.8;color:var(--sub);}

/* ============ Partner wall ============ */
.partner-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.partner-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px 24px;
  box-shadow:var(--sh1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.partner-card:hover{transform:translateY(-5px);box-shadow:var(--sh2);border-color:#CBDCF8;}
.partner-card .mark{
  width:46px;height:46px;
  border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--tint);
  color:var(--brand);
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:.5px;
}
.partner-card h3{font-size:17px;font-weight:700;color:var(--deep);margin-bottom:8px;}
.partner-card p{font-size:14.5px;line-height:1.8;color:var(--sub);}
.partner-card .tag{margin-top:14px;}

/* ============ Contact ============ */
.contact-cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
  margin-bottom:44px;
}
.contact-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px;
  box-shadow:var(--sh1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.contact-card:hover{transform:translateY(-4px);box-shadow:var(--sh2);}
.contact-card .label{
  font-size:12.5px;
  color:var(--muted);
  letter-spacing:.3px;
  margin-bottom:8px;
}
.contact-card .value{font-size:16.5px;font-weight:700;color:var(--deep);line-height:1.6;}
.contact-card .note{font-size:13.5px;color:var(--sub);margin-top:6px;}
.contact-wrap{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:48px;
  align-items:start;
}
.contact-intro h2{
  font-size:32px;
  line-height:1.3;
  font-weight:700;
  color:var(--deep);
  letter-spacing:-.3px;
}
.contact-intro p{margin-top:16px;font-size:16px;color:var(--sub);}
.point-list{margin-top:24px;display:flex;flex-direction:column;gap:14px;}
.point-list li{
  display:flex;
  gap:12px;
  font-size:15px;
  color:rgba(16,32,58,.88);
  line-height:1.75;
}
.point-list .tick{
  flex:0 0 22px;
  width:22px;height:22px;
  border-radius:50%;
  background:rgba(18,191,164,.14);
  color:#0E9B87;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;
  font-weight:700;
  margin-top:3px;
}
.form-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh3);
  padding:32px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-size:14px;
  color:var(--sub);
  font-weight:600;
  margin-bottom:8px;
}
.field label .req{color:var(--accent);margin-left:3px;}
.form-control,.form-select{
  width:100%;
  height:46px;
  padding:0 14px;
  border-radius:var(--r-sm);
  border:1px solid var(--input);
  background:#fff;
  color:var(--ink);
  font-size:15px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
textarea.form-control{height:auto;min-height:110px;padding:12px 14px;line-height:1.75;resize:vertical;}
.form-control::placeholder{color:#A9B6C8;}
.form-control:focus,.form-select:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(31,91,216,.16);
}
.form-select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--sub) 50%),linear-gradient(135deg,var(--sub) 50%,transparent 50%);background-position:calc(100% - 18px) 20px,calc(100% - 13px) 20px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
.check-line{display:flex;align-items:flex-start;gap:10px;margin:6px 0 20px;font-size:13.5px;color:var(--sub);line-height:1.7;}
.check-line input{width:16px;height:16px;margin-top:4px;accent-color:var(--brand);flex:0 0 auto;}
.check-line a{color:var(--brand);font-weight:600;}
.btn-submit{
  width:100%;
  height:50px;
  border:0;
  border-radius:var(--r-pill);
  background:var(--accent);
  color:#fff;
  font-size:16px;
  font-weight:600;
  cursor:pointer;
  transition:background-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-submit:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 12px 24px rgba(255,106,61,.26);}
.btn-submit:active{transform:translateY(0);box-shadow:none;}
.form-tip{font-size:13px;color:var(--muted);margin-top:12px;text-align:center;}
.form-note{
  display:none;
  margin-top:14px;
  padding:12px 16px;
  border-radius:var(--r-sm);
  background:rgba(18,191,164,.12);
  color:#0E9B87;
  font-size:14px;
  font-weight:600;
}
.form-note.show{display:block;}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto;}
.accordion-item{
  border:1px solid var(--line);
  border-radius:14px !important;
  background:#fff;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--sh1);
}
.accordion-item:has(.accordion-button:not(.collapsed)){
  background:#F8FBFF;
  border-color:#C9DCF9;
}
.accordion-button{
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  background:transparent;
  padding:20px 24px;
  box-shadow:none !important;
  border-radius:14px !important;
}
.accordion-button:hover{color:var(--brand);}
.accordion-button:not(.collapsed){color:var(--brand);background:transparent;}
.accordion-button::after{
  content:"";
  width:16px;height:16px;
  background-image:
    linear-gradient(var(--brand),var(--brand)),
    linear-gradient(var(--brand),var(--brand));
  background-position:center,center;
  background-size:16px 2px,2px 16px;
  background-repeat:no-repeat;
  border-radius:2px;
  transition:transform .25s ease;
  flex:0 0 16px;
}
.accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  background-image:
    linear-gradient(var(--accent),var(--accent)),
    linear-gradient(var(--accent),var(--accent));
}
.accordion-body{
  padding:0 24px 22px;
  font-size:15.5px;
  line-height:1.9;
  color:var(--sub);
}

/* ============ CTA band ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  padding:52px 48px;
  background:
    linear-gradient(100deg,rgba(18,48,95,.94),rgba(31,91,216,.86)),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  box-shadow:var(--sh3);
}
.cta-band h2{font-size:30px;font-weight:700;line-height:1.3;letter-spacing:-.3px;}
.cta-band p{margin-top:12px;font-size:15.5px;color:rgba(255,255,255,.82);max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.7);color:#fff;}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;}

/* ============ Footer ============ */
.site-foot{
  background:var(--deep);
  color:#C8D4E6;
  padding:72px 0 0;
  margin-top:0;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.site-foot .logo{color:#fff;font-size:18px;}
.site-foot .logo:hover{color:#fff;}
.foot-brand p{
  margin-top:16px;
  font-size:14px;
  line-height:1.85;
  color:rgba(200,212,230,.82);
  max-width:320px;
}
.foot-social{display:flex;gap:10px;margin-top:18px;}
.foot-social a{
  padding:6px 14px;
  border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.22);
  font-size:13px;
  color:#DCE6F5;
}
.foot-social a:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4);}
.foot-col h4{
  font-size:14.5px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:.3px;
}
.foot-col ul li{
  font-size:14px;
  line-height:1.8;
  color:rgba(200,212,230,.8);
  margin-bottom:11px;
}
.foot-col ul li a{color:rgba(200,212,230,.85);}
.foot-col ul li a:hover{color:#7FA8F2;}
.foot-col ul li span{display:block;font-size:13px;color:rgba(200,212,230,.6);margin-top:2px;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(200,212,230,.65);
}

/* ============ Responsive ============ */
@media (max-width:1199px){
  .page-hero h1{font-size:42px;}
  .about-grid{gap:36px;}
  .section{padding:84px 0;}
}
@media (max-width:991px){
  .page-hero{padding:52px 0 58px;}
  .page-hero h1{font-size:36px;}
  .page-hero .lead{font-size:16.5px;}
  .section{padding:72px 0;}
  .sec-head h2{font-size:28px;}
  .about-grid{grid-template-columns:1fr;gap:32px;}
  .fact-card{position:static;top:auto;}
  .milestones{grid-template-columns:1fr 1fr;gap:26px;}
  .milestones::before{display:none;}
  .mile{padding-top:36px;}
  .mile .dot{top:14px;}
  .partner-grid{grid-template-columns:1fr 1fr;}
  .contact-cards{grid-template-columns:1fr;}
  .contact-wrap{grid-template-columns:1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .brand-row{min-height:66px;}
  .head-actions .ghost-link{display:none;}
  .btn-main{padding:10px 20px;font-size:14px;}
  .channel-list{height:50px;}
  .channel{padding:7px 14px;font-size:14px;}
  .page-hero h1{font-size:30px;}
  .page-hero .lead{font-size:15.5px;}
  .hero-meta{gap:12px 26px;}
  .hero-meta .item b{font-size:19px;}
  .section{padding:56px 0;}
  .sec-head{margin-bottom:30px;}
  .sec-head h2{font-size:24px;}
  .prose h2{font-size:21px;}
  .prose p,.prose ul li{font-size:15.5px;}
  .milestones{grid-template-columns:1fr;}
  .partner-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .form-card{padding:22px;}
  .cta-band{padding:32px 22px;}
  .cta-band h2{font-size:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .accordion-button{font-size:15px;padding:17px 18px;}
  .accordion-body{padding:0 18px 18px;font-size:15px;}
}
@media (max-width:519px){
  .page-hero h1{font-size:27px;}
  .sec-head h2{font-size:22px;}
  .contact-intro h2{font-size:24px;}
  .hero-meta{gap:10px 20px;}
  .logo{font-size:17px;}
  .logo-mark{height:18px;}
}