/* roulang page: index */
:root{
  --ink:#0C2220;
  --ink-2:#33413F;
  --muted:#6B7876;
  --brand:#0F8C7C;
  --brand-deep:#0B6F63;
  --accent:#16C1A6;
  --sand:#E9DFCF;
  --bg:#F6F4EF;
  --surface:#FFFFFF;
  --deep:#0A2624;
  --line:rgba(12,34,32,.10);
  --line-strong:rgba(12,34,32,.18);
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --sh-sm:0 1px 2px rgba(12,34,32,.06);
  --sh-md:0 8px 24px rgba(12,34,32,.08);
  --sh-lg:0 24px 60px rgba(12,34,32,.12);
  --bs-primary:#0F8C7C;
  --bs-primary-rgb:15,140,124;
  --bs-body-bg:#F6F4EF;
  --bs-body-color:#33413F;
  --bs-border-color:rgba(12,34,32,.10);
  --bs-link-color:#0F8C7C;
  --bs-link-hover-color:#0B6F63;
  --bs-font-sans-serif:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,text-decoration-color .18s ease;}
a:hover{color:var(--brand-deep);}
h1,h2,h3,h4,h5{color:var(--ink);margin:0;font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
::selection{background:var(--sand);color:var(--ink);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media(min-width:1400px){.container{max-width:1280px;}}
@media(max-width:768px){.container{padding-left:20px;padding-right:20px;}}

/* ---------- 通用文字与组件 ---------- */
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
  font-weight:600;
}
.sec-head{max-width:720px;margin-bottom:32px;}
.sec-head h2{
  font-size:clamp(1.6rem,2.6vw,2.4rem);
  line-height:1.2;
  margin-top:14px;
}
.sec-head p{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.8;}
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
@media(max-width:991px){.section{padding:72px 0;}.section.tight{padding:56px 0;}}
@media(max-width:767px){.section{padding:48px 0;}.section.tight{padding:48px 0;}}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:10px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  white-space:nowrap;
  min-width:44px;
}
.btn-brand{background:var(--brand);color:#fff;box-shadow:var(--sh-sm);}
.btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-brand:active{transform:scale(.99);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--ink);border-color:transparent;}
.btn-light:hover{background:#f1ede5;color:var(--ink);transform:translateY(-1px);}
.btn-outline-light{background:transparent;color:#EDEAE3;border-color:rgba(255,255,255,.32);}
.btn-outline-light:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.06);}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand);
  text-decoration:none;transition:color .18s ease;
}
.link-arrow span.ar{transition:transform .18s ease;display:inline-block;}
.link-arrow:hover{color:var(--brand-deep);}
.link-arrow:hover span.ar{transform:translateX(4px);}
.tag{
  display:inline-block;
  padding:4px 10px;
  border-radius:999px;
  background:var(--sand);
  color:var(--ink);
  font-size:11px;
  line-height:1.6;
  letter-spacing:.02em;
}
.tag-line{background:transparent;border:1px solid var(--line-strong);color:var(--ink-2);}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1000;
  height:76px;
  display:flex;
  align-items:center;
  background:rgba(246,244,239,.55);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-sm);
  transition:height .24s ease,background-color .24s ease,box-shadow .24s ease,backdrop-filter .24s ease;
}
.site-header.is-scrolled{
  height:64px;
  background:rgba(246,244,239,.94);
  -webkit-backdrop-filter:blur(10px) saturate(120%);
  backdrop-filter:blur(10px) saturate(120%);
  box-shadow:var(--sh-md);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%;}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;}
.brand:hover{color:var(--ink);}
.brand-mark{
  font-size:19px;font-weight:700;letter-spacing:.02em;color:var(--ink);line-height:1;
}
.brand-divider{width:1px;height:18px;background:var(--line-strong);display:block;}
.brand-sub{font-size:14px;letter-spacing:.04em;color:var(--ink-2);line-height:1;font-weight:500;}
.nav-links{display:flex;align-items:center;gap:34px;}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--ink-2);
  padding:6px 0;
  transition:color .18s ease;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:50%;bottom:-4px;
  width:0;height:2px;
  background:var(--brand);
  transform:translateX(-50%);
  transition:width .24s ease;
  border-radius:2px;
}
.nav-link:hover{color:var(--brand);}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{width:16px;}
.nav-actions{display:flex;align-items:center;gap:14px;}
.icon-btn{
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:0;border-radius:10px;
  color:var(--ink-2);cursor:pointer;
  transition:color .18s ease,background-color .18s ease;
}
.icon-btn:hover{color:var(--brand);background:rgba(15,140,124,.07);}
.hamburger{
  display:none;
  width:44px;height:44px;
  background:transparent;border:0;border-radius:10px;
  cursor:pointer;padding:0;
  align-items:center;justify-content:center;
  flex-direction:column;gap:6px;
}
.hamburger span{display:block;width:22px;height:1.5px;background:var(--ink);transition:transform .24s ease,opacity .24s ease;}
.hamburger.is-open span:nth-child(1){transform:translateY(3.75px) rotate(45deg);}
.hamburger.is-open span:nth-child(2){transform:translateY(-3.75px) rotate(-45deg);}
.mobile-panel{
  position:fixed;
  inset:0;
  z-index:999;
  background:rgba(246,244,239,.98);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  padding:110px 24px 40px;
  display:none;
  flex-direction:column;
  justify-content:space-between;
}
.mobile-panel.is-open{display:flex;}
.mobile-panel nav{display:flex;flex-direction:column;}
.mobile-panel nav a{
  font-size:20px;
  color:var(--ink);
  padding:18px 0;
  border-bottom:1px solid var(--line);
  font-weight:600;
}
.mobile-panel nav a.is-active{color:var(--brand);}
.mobile-panel .mobile-cta{margin-top:32px;}
@media(max-width:991px){
  .nav-links{display:none;}
  .hamburger{display:inline-flex;}
  .nav-actions .btn{display:none;}
  .brand-sub{display:none;}
  .brand-divider{display:none;}
}
@media(max-width:400px){
  .brand-mark{font-size:17px;}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding-top:76px;
  min-height:min(86vh,760px);
  display:flex;
  align-items:center;
  background:var(--bg);
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  right:-10%;
  top:-20%;
  width:60%;
  height:140%;
  background:radial-gradient(circle at 60% 40%,rgba(22,193,166,.10),transparent 62%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  display:grid;
  grid-template-columns:6.5fr 5.5fr;
  gap:56px;
  align-items:center;
  padding-top:48px;
  padding-bottom:64px;
  width:100%;
}
.hero-copy .eyebrow{margin-bottom:20px;}
.hero h1{
  font-size:clamp(2.2rem,5vw,4.2rem);
  line-height:1.12;
  letter-spacing:-.01em;
  font-weight:700;
  color:var(--ink);
}
.hero-sub{
  margin-top:22px;
  font-size:17px;
  line-height:1.75;
  color:var(--ink-2);
  max-width:34ch;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  margin-top:44px;
  padding-top:26px;
  border-top:1px solid var(--line);
}
.hero-stats li{
  padding:0 26px;
  border-left:1px solid var(--line);
  min-width:110px;
}
.hero-stats li:first-child{padding-left:0;border-left:0;}
.hero-stats strong{
  display:block;
  font-size:28px;
  font-weight:700;
  color:var(--ink);
  line-height:1.2;
  letter-spacing:-.02em;
}
.hero-stats span{font-size:13px;color:var(--muted);}
.hero-visual{position:relative;}
.hero-img{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  aspect-ratio:4/5;
  border:1px solid var(--line);
  background:var(--sand);
  box-shadow:var(--sh-md);
}
.hero-img::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(10,38,36,.05) 0%,rgba(10,38,36,.42) 100%);
}
.hero-img img{width:100%;height:100%;object-fit:cover;}
.hero-float{
  position:absolute;
  right:-8px;
  bottom:-18px;
  width:250px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:18px 20px;
  box-shadow:var(--sh-md);
}
.hero-float p{font-size:14px;color:var(--ink);font-weight:600;margin:8px 0 12px;line-height:1.55;}
@media(max-width:1199px){
  .hero-inner{grid-template-columns:6fr 6fr;gap:40px;}
}
@media(max-width:991px){
  .hero-inner{grid-template-columns:1fr;gap:44px;padding-bottom:48px;}
  .hero{min-height:auto;padding-bottom:32px;}
  .hero-img{aspect-ratio:16/10;}
  .hero-float{right:12px;bottom:-16px;width:220px;}
  .hero-sub{max-width:none;}
}
@media(max-width:767px){
  .hero{padding-top:76px;min-height:min(76vh,640px);}
  .hero h1{font-size:clamp(1.85rem,7vw,2.4rem);}
  .hero-stats li{padding:0 16px;min-width:50%;margin-bottom:18px;}
  .hero-stats li:nth-child(3){padding-left:0;border-left:0;}
  .hero-cta .btn{flex:1 1 100%;}
  .hero-float{position:static;width:100%;margin-top:16px;right:auto;bottom:auto;}
}

/* ---------- 时间线 ---------- */
.timeline-group{margin-bottom:48px;}
.timeline-group:last-child{margin-bottom:0;}
.tl-group-head{display:flex;align-items:baseline;gap:16px;margin-bottom:8px;flex-wrap:wrap;}
.tl-group-head h3{font-size:1.25rem;line-height:1.35;font-weight:600;}
.tl-items{position:relative;padding-left:88px;margin-top:20px;}
.tl-items::before{
  content:"";
  position:absolute;
  left:32px;top:14px;bottom:14px;
  width:2px;
  background:var(--line);
  transform-origin:top;
  transform:scaleY(1);
}
.tl-item{
  position:relative;
  display:grid;
  grid-template-columns:150px 1fr;
  gap:24px;
  padding:20px 0;
  border-bottom:1px solid var(--line);
  transition:border-color .18s ease;
}
.tl-item:last-child{border-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-62px;
  top:26px;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--brand);
  border:2px solid var(--bg);
  box-shadow:0 0 0 1px var(--brand);
  transition:transform .18s ease,box-shadow .18s ease;
}
.tl-item.is-first::before{box-shadow:0 0 0 1px var(--brand),0 0 0 8px rgba(22,193,166,.16);}
.tl-item:hover::before{transform:scale(1.25);box-shadow:0 0 0 1px var(--brand),0 0 0 6px rgba(22,193,166,.14);}
.tl-time{
  font-size:13px;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
  padding-top:2px;
}
.tl-body h4{font-size:18px;font-weight:600;line-height:1.5;transition:color .18s ease;}
.tl-item:hover .tl-body h4{color:var(--brand);}
.tl-body p{font-size:14px;color:var(--muted);line-height:1.75;margin-top:6px;max-width:52ch;}
.tl-body .tag{margin-top:12px;}
@media(max-width:767px){
  .tl-items{padding-left:48px;}
  .tl-items::before{left:12px;}
  .tl-item{grid-template-columns:1fr;gap:6px;padding:18px 0;}
  .tl-item::before{left:-42px;top:24px;}
  .tl-time{padding-top:0;}
}

/* ---------- 资讯列表 ---------- */
.news-band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.news-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.news-card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  color:inherit;
  height:100%;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(15,140,124,.35);color:inherit;}
.news-card.featured{grid-column:span 2;}
.news-cover{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--sand);
}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-cover img{transform:scale(1.04);}
.news-body{padding:24px;display:flex;flex-direction:column;flex:1;gap:10px;}
.news-body h3{
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-card.featured .news-body h3{font-size:19px;}
.news-body p{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-foot{
  margin-top:auto;
  padding-top:14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border-top:1px solid var(--line);
  font-size:12px;
  color:var(--muted);
}
.news-foot .ar{transition:transform .18s ease;color:var(--brand);font-size:14px;}
.news-card:hover .news-foot .ar{transform:translateX(4px);}
.news-more{margin-top:32px;display:flex;justify-content:flex-start;}
.empty-state{
  grid-column:1/-1;
  min-height:220px;
  border:1px dashed var(--line-strong);
  border-radius:var(--r-lg);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:12px;
  background:var(--bg);
  text-align:center;
  padding:32px;
}
.empty-state .geo{
  width:44px;height:44px;
  border:1px solid var(--line-strong);
  border-radius:var(--r-sm);
  position:relative;
}
.empty-state .geo::after{
  content:"";
  position:absolute;
  left:6px;right:6px;top:50%;
  height:1px;
  background:var(--line-strong);
  transform:rotate(-32deg);
}
.empty-state p{font-size:14px;color:var(--muted);}
@media(max-width:991px){
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .news-card.featured{grid-column:span 2;}
}
@media(max-width:767px){
  .news-grid{grid-template-columns:1fr;}
  .news-card.featured{grid-column:span 1;}
  .news-body{padding:20px;}
}

/* ---------- 嘉宾亮点 ---------- */
.speaker-layout{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:start;
}
.speaker-figure{
  border-radius:var(--r-md);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--sand);
  aspect-ratio:3/4;
}
.speaker-figure img{width:100%;height:100%;object-fit:cover;}
.speaker-figure figcaption{
  font-size:13px;
  color:var(--muted);
  padding:12px 4px 0;
  margin:0;
}
.speaker-list{display:flex;flex-direction:column;}
.speaker-item{
  display:grid;
  grid-template-columns:44px 1fr;
  gap:14px;
  padding:22px 0;
  border-bottom:1px solid var(--line);
}
.speaker-item:first-child{padding-top:0;}
.speaker-item:last-child{border-bottom:0;}
.speaker-num{
  font-size:24px;
  font-weight:300;
  color:var(--accent);
  line-height:1.2;
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.speaker-item h3{font-size:16px;font-weight:600;line-height:1.5;}
.speaker-role{font-size:12px;color:var(--muted);margin-top:2px;display:block;}
.speaker-item p{font-size:14px;color:var(--ink-2);line-height:1.7;margin-top:8px;max-width:32ch;}
@media(max-width:991px){
  .speaker-layout{grid-template-columns:1fr;gap:32px;}
  .speaker-figure{aspect-ratio:16/10;}
}
@media(max-width:767px){
  .speaker-item{grid-template-columns:1fr;gap:6px;}
  .speaker-num{font-size:20px;}
}

/* ---------- 票种 ---------- */
.ticket-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  align-items:stretch;
}
.ticket-card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px 24px;
  transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  position:relative;
}
.ticket-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--sh-md);}
.ticket-card h3{font-size:18px;font-weight:600;}
.ticket-price{
  display:flex;
  align-items:baseline;
  gap:8px;
  margin-top:18px;
  padding-bottom:18px;
  border-bottom:1px solid var(--line);
}
.ticket-price strong{font-size:32px;font-weight:700;color:var(--ink);letter-spacing:-.02em;line-height:1;}
.ticket-price small{font-size:12px;color:var(--muted);}
.ticket-benefits{margin-top:18px;display:flex;flex-direction:column;gap:12px;flex:1;}
.ticket-benefits li{
  display:flex;
  gap:10px;
  font-size:14px;
  color:var(--ink-2);
  line-height:1.6;
}
.ticket-benefits li::before{
  content:"";
  flex:0 0 auto;
  width:12px;height:7px;
  margin-top:8px;
  border-left:2px solid var(--brand);
  border-bottom:2px solid var(--brand);
  transform:rotate(-45deg);
}
.ticket-card .btn{margin-top:24px;width:100%;}
.ticket-card.recommend{
  background:var(--deep);
  border-color:var(--deep);
  color:#EDEAE3;
}
.ticket-card.recommend:hover{border-color:var(--accent);}
.ticket-card.recommend h3,
.ticket-card.recommend .ticket-price strong{color:#fff;}
.ticket-card.recommend .ticket-price,
.ticket-card.recommend .ticket-benefits li{border-color:rgba(255,255,255,.14);}
.ticket-card.recommend .ticket-price{border-bottom:1px solid rgba(255,255,255,.14);}
.ticket-card.recommend .ticket-price small,
.ticket-card.recommend .ticket-benefits li{color:rgba(237,234,227,.82);}
.ticket-card.recommend .ticket-benefits li::before{border-color:var(--accent);}
.badge-recommend{
  position:absolute;
  top:-12px;left:24px;
  padding:2px 10px;
  border-radius:999px;
  background:var(--accent);
  color:#04201D;
  font-size:11px;
  font-weight:700;
  letter-spacing:.06em;
}
@media(max-width:991px){
  .ticket-grid{grid-template-columns:repeat(2,1fr);}
  .ticket-card.recommend{order:-1;}
}
@media(max-width:767px){
  .ticket-grid{grid-template-columns:1fr;}
}

/* ---------- 报名表单 ---------- */
.signup-layout{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:start;
}
.form-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:32px;
  box-shadow:var(--sh-sm);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-size:13px;
  color:var(--ink-2);
  font-weight:600;
  margin-bottom:8px;
}
.field label .req{color:var(--brand);margin-left:2px;}
.field .hint{font-size:12px;color:var(--muted);font-weight:400;margin-left:6px;}
.form-control,.form-select{
  height:48px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink);
  font-size:15px;
  padding:0 14px;
  width:100%;
  transition:border-color .18s ease,box-shadow .18s ease;
  font-family:inherit;
}
textarea.form-control{height:auto;min-height:104px;padding:12px 14px;resize:vertical;line-height:1.7;}
.form-control::placeholder{color:#9AA5A3;}
.form-control:hover,.form-select:hover{border-color:var(--line-strong);}
.form-control:focus,.form-select:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(15,140,124,.15);
}
.form-select{
  appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);
  background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;
  background-size:5px 5px,5px 5px;
  background-repeat:no-repeat;
  padding-right:38px;
}
.check-line{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13px;
  color:var(--muted);
  line-height:1.7;
  margin-bottom:22px;
}
.check-line input{
  width:18px;height:18px;
  margin-top:3px;
  accent-color:var(--brand);
  flex:0 0 auto;
}
.form-note{font-size:12px;color:var(--muted);margin-top:14px;line-height:1.7;}
.form-success{
  display:none;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  min-height:420px;
  gap:16px;
  padding:32px;
}
.form-success.is-visible{display:flex;}
.success-ring{
  width:64px;height:64px;
  border-radius:50%;
  border:2px solid var(--brand);
  display:flex;align-items:center;justify-content:center;
  position:relative;
}
.success-ring::after{
  content:"";
  width:22px;height:11px;
  border-left:2px solid var(--brand);
  border-bottom:2px solid var(--brand);
  transform:rotate(-45deg) translate(1px,-2px);
}
.form-success p{font-size:15px;color:var(--ink);font-weight:600;}
.form-success small{font-size:13px;color:var(--muted);}
.side-info{
  padding-left:32px;
  border-left:1px solid var(--line);
}
.side-info h3{font-size:16px;font-weight:600;margin-bottom:10px;}
.info-block{padding-bottom:22px;margin-bottom:22px;border-bottom:1px solid var(--line);}
.info-block:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0;}
.info-block p{font-size:14px;color:var(--muted);line-height:1.8;}
.info-block strong{color:var(--ink);font-weight:600;}
@media(max-width:991px){
  .signup-layout{grid-template-columns:1fr;gap:32px;}
  .side-info{padding-left:0;border-left:0;border-top:1px solid var(--line);padding-top:28px;}
  .form-row{grid-template-columns:1fr;}
  .form-card{padding:24px 20px;}
}

/* ---------- 深色 CTA 条带 ---------- */
.cta-band{
  background:var(--deep);
  color:#EDEAE3;
  padding:64px 0;
}
.cta-band .cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{
  color:#fff;
  font-size:clamp(1.4rem,2.4vw,2rem);
  line-height:1.3;
}
.cta-band p{color:rgba(237,234,227,.75);font-size:15px;margin-top:10px;max-width:56ch;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
@media(max-width:767px){
  .cta-band{padding:48px 0;}
  .cta-actions .btn{flex:1 1 100%;}
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:840px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  background:transparent;
  border:0;
  padding:22px 0 22px 0;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  position:relative;
  transition:color .18s ease,padding-left .18s ease;
  min-height:44px;
  line-height:1.6;
}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:0;height:24px;
  background:var(--brand);
  border-radius:2px;
  transition:width .22s ease;
}
.faq-q:hover{color:var(--brand);padding-left:16px;}
.faq-q:hover::before{width:2px;}
.faq-q .chev{
  flex:0 0 auto;
  width:12px;height:12px;
  border-right:1.5px solid var(--muted);
  border-bottom:1.5px solid var(--muted);
  transform:rotate(45deg);
  transition:transform .26s ease,border-color .18s ease;
  margin-right:4px;
}
.faq-item.is-open .faq-q{color:var(--brand);}
.faq-item.is-open .faq-q .chev{transform:rotate(-135deg);border-color:var(--brand);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .26s ease;
}
.faq-a p{
  font-size:15px;
  color:var(--muted);
  line-height:1.8;
  padding:0 40px 20px 0;
  margin-top:-4px;
}
.faq-item.is-open .faq-a{max-height:360px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--deep);
  color:#EDEAE3;
  padding:72px 0 0;
}
.footer-top{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr auto;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand-mark{color:#fff;font-size:20px;}
.footer-brand .brand-divider{background:rgba(255,255,255,.24);}
.footer-brand .brand-sub{color:rgba(237,234,227,.8);}
.footer-brand p{
  font-size:13px;
  color:rgba(237,234,227,.66);
  line-height:1.8;
  margin-top:16px;
  max-width:30ch;
}
.footer-contact{margin-top:18px;display:flex;flex-direction:column;gap:6px;}
.footer-contact span{font-size:13px;color:rgba(237,234,227,.72);}
.footer-col h4{
  font-size:13px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:rgba(237,234,227,.55);
  font-weight:600;
  margin-bottom:16px;
}
.footer-col a{
  display:block;
  font-size:14px;
  color:rgba(237,234,227,.86);
  padding:6px 0;
  transition:color .18s ease;
}
.footer-col a:hover{color:#fff;}
.footer-qr{
  width:120px;height:120px;
  border:1px dashed rgba(255,255,255,.25);
  border-radius:var(--r-sm);
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  font-size:12px;
  color:rgba(237,234,227,.5);
  line-height:1.6;
  padding:10px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12px;
  color:rgba(237,234,227,.55);
}
.footer-bottom .domain{color:rgba(237,234,227,.42);}
@media(max-width:991px){
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-qr{grid-column:span 2;}
}
@media(max-width:767px){
  .site-footer{padding:56px 0 0;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-qr{grid-column:span 1;}
  .footer-bottom{justify-content:center;text-align:center;}
}

/* ---------- 入场动效 ---------- */
[data-reveal]{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .6s cubic-bezier(.22,.61,.36,1),transform .6s cubic-bezier(.22,.61,.36,1);
  will-change:opacity,transform;
}
[data-reveal].is-in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  [data-reveal]{opacity:1;transform:none;}
}

/* roulang page: article */
:root{
  --ink:#0C2220;
  --ink-2:#33413F;
  --muted:#6B7876;
  --brand:#0F8C7C;
  --brand-deep:#0B6F63;
  --accent:#16C1A6;
  --sand:#E9DFCF;
  --bg:#F6F4EF;
  --surface:#FFFFFF;
  --deep:#0A2624;
  --line:rgba(12,34,32,.10);
  --line-strong:rgba(12,34,32,.18);
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --sh-sm:0 1px 2px rgba(12,34,32,.06);
  --sh-md:0 8px 24px rgba(12,34,32,.08);
  --sh-lg:0 24px 60px rgba(12,34,32,.12);
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --bs-primary:var(--brand);
  --bs-body-bg:var(--bg);
  --bs-body-color:var(--ink-2);
  --bs-border-color:var(--line);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-2);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,opacity .18s ease}
a:hover{color:var(--brand-deep)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1.3em}
::selection{background:var(--sand);color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1280px}}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:900;
  height:76px;display:flex;align-items:center;
  background:rgba(246,244,239,.55);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-sm);
  transition:height .24s ease,background .24s ease,box-shadow .24s ease,backdrop-filter .24s ease;
}
.site-header.is-scrolled{
  height:64px;
  background:rgba(246,244,239,.94);
  -webkit-backdrop-filter:blur(10px) saturate(130%);
  backdrop-filter:blur(10px) saturate(130%);
  box-shadow:var(--sh-md);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:100%}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;letter-spacing:.02em}
.brand:hover{color:var(--ink)}
.brand-mark{font-size:19px;font-weight:700;letter-spacing:.04em;color:var(--ink)}
.brand-divider{width:1px;height:16px;background:var(--line-strong);display:inline-block}
.brand-sub{font-size:13px;font-weight:500;letter-spacing:.06em;color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-link{
  position:relative;color:var(--ink-2);font-size:14.5px;font-weight:500;
  letter-spacing:.02em;padding:8px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:0;width:16px;height:2px;
  background:var(--brand);transform:translateX(-50%) scaleX(0);
  transform-origin:center;transition:transform .24s ease;
}
.nav-link:hover{color:var(--brand)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after,.nav-link:hover::after{transform:translateX(-50%) scaleX(1)}
.nav-right{display:flex;align-items:center;gap:14px}
.nav-search{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid transparent;border-radius:50%;
  color:var(--ink-2);cursor:pointer;transition:background .18s ease,color .18s ease;
}
.nav-search:hover{background:rgba(15,140,124,.08);color:var(--brand)}
.nav-search svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.5;stroke-linecap:round}
.nav-toggle{
  display:none;width:44px;height:44px;background:transparent;border:0;cursor:pointer;
  flex-direction:column;justify-content:center;align-items:center;gap:6px;
}
.nav-toggle span{display:block;width:22px;height:1.5px;background:var(--ink);transition:transform .24s ease,opacity .24s ease}
.nav-toggle[aria-expanded="true"] span:first-child{transform:translateY(3.75px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3.75px) rotate(-45deg)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:10px;border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.02em;cursor:pointer;
  text-decoration:none;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-brand{background:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md)}
.btn-brand:active{transform:scale(.99)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--ink);border-color:rgba(255,255,255,.6)}
.btn-light:hover{background:var(--sand);color:var(--ink);transform:translateY(-1px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px;border-radius:10px}
.btn-text{background:none;border:0;padding:0;height:auto;color:var(--brand);font-weight:600}
.btn-text .arw{transition:transform .18s ease;display:inline-block}
.btn-text:hover .arw{transform:translateX(4px)}

/* ---------- 移动端面板 ---------- */
.mobile-panel{
  position:fixed;inset:0;z-index:880;background:rgba(246,244,239,.98);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  padding:104px 24px 40px;display:flex;flex-direction:column;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .24s ease,transform .24s ease,visibility .24s;
}
.mobile-panel.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.mobile-panel a{
  display:block;font-size:20px;font-weight:600;color:var(--ink);
  padding:16px 0;border-bottom:1px solid var(--line);
}
.mobile-panel a.is-active{color:var(--brand)}
.mobile-panel .btn{margin-top:28px;width:100%;font-size:16px}
body.nav-locked{overflow:hidden}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding-top:112px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--muted);letter-spacing:.02em}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:rgba(12,34,32,.28)}
.crumb .now{color:var(--muted);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头 ---------- */
.article-head{padding:32px 0 0}
.eyebrow{
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
  margin:0 0 14px;font-weight:600;
}
.article-head h1{
  font-size:clamp(1.9rem,4vw,3.1rem);
  line-height:1.2;letter-spacing:-.01em;max-width:900px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  margin-top:22px;padding-top:18px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--muted);letter-spacing:.03em;
}
.article-meta .pill{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  background:var(--sand);color:var(--ink);font-size:11.5px;letter-spacing:.04em;font-weight:600;
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line-strong)}
.article-cover{margin:32px 0 0;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);background:var(--sand)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ---------- 正文布局 ---------- */
.article-grid{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:56px;
  margin-top:48px;padding-bottom:24px;align-items:start;
}
.article-body{max-width:760px;min-width:0}
.article-body > :first-child{margin-top:0}
.article-body h2{
  font-size:clamp(1.4rem,2.2vw,1.85rem);line-height:1.3;
  margin:48px 0 16px;padding-top:4px;
}
.article-body h3{font-size:1.25rem;line-height:1.35;margin:32px 0 12px;color:var(--ink)}
.article-body h4{font-size:1.05rem;margin:24px 0 10px;color:var(--ink)}
.article-body p{font-size:16px;line-height:1.85;color:var(--ink-2);margin:0 0 1.3em}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.4em;color:var(--ink-2)}
.article-body li{margin-bottom:.55em;line-height:1.8}
.article-body li::marker{color:var(--brand)}
.article-body blockquote{
  margin:28px 0;padding:20px 24px;border-left:3px solid var(--brand);
  background:rgba(233,223,207,.42);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-md);margin:24px 0;width:100%;height:auto}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(15,140,124,.35)}
.article-body a:hover{border-bottom-color:var(--brand)}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14.5px}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body th{background:rgba(233,223,207,.5);color:var(--ink);font-weight:600}
.article-body code{background:rgba(233,223,207,.6);padding:2px 6px;border-radius:6px;font-size:.92em}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}

/* 标签 */
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:var(--sand);color:var(--ink);font-size:12.5px;letter-spacing:.03em;
  transition:background .18s ease,transform .18s ease;
}
.tag:hover{background:#e0d3bd;color:var(--ink);transform:translateY(-1px)}

/* 无文占位 */
.empty-state{
  border:1px solid var(--line);background:var(--surface);border-radius:var(--r-lg);
  padding:56px 32px;text-align:center;box-shadow:var(--sh-sm);
}
.empty-state .glyph{
  width:64px;height:64px;margin:0 auto 20px;border:1px solid var(--line-strong);
  border-radius:var(--r-sm);position:relative;
}
.empty-state .glyph::after{
  content:"";position:absolute;inset:10px;border-top:1px solid var(--line-strong);
  transform:rotate(-38deg);transform-origin:left center;
}
.empty-state h2{font-size:1.35rem;margin-bottom:10px}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:22px}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-sm);
}
.side-card h3{font-size:14px;letter-spacing:.08em;color:var(--muted);text-transform:uppercase;font-weight:600;margin-bottom:14px}
.toc{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.toc a{
  display:block;padding:8px 0 8px 12px;font-size:14px;color:var(--ink-2);
  border-left:2px solid transparent;transition:color .18s ease,border-color .18s ease;
}
.toc a:hover{color:var(--brand);border-left-color:var(--brand)}
.side-cta{background:var(--deep);border-color:transparent;color:#EDEAE3}
.side-cta h3{color:rgba(237,234,227,.62)}
.side-cta p{color:rgba(237,234,227,.82);font-size:14px;line-height:1.75;margin-bottom:18px}
.side-cta .btn{width:100%}
.side-contact{font-size:13.5px;color:var(--muted);line-height:1.9}
.side-contact strong{color:var(--ink);font-weight:600;display:block;font-size:15px;margin-bottom:4px}

/* ---------- 相关推荐 ---------- */
.section{padding:96px 0}
.section-tight{padding:72px 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px}
.section-head h2{font-size:clamp(1.5rem,2.4vw,2.1rem);line-height:1.24}
.section-head p{color:var(--muted);font-size:14.5px;margin:10px 0 0}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-sm);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(15,140,124,.35)}
.post-thumb{position:relative;overflow:hidden;background:var(--sand);aspect-ratio:16/10}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-badge{
  align-self:flex-start;font-size:11px;letter-spacing:.08em;font-weight:600;
  color:var(--brand-deep);background:rgba(15,140,124,.10);
  padding:4px 10px;border-radius:999px;
}
.post-body h3{font-size:17px;line-height:1.45;font-weight:600;color:var(--ink)}
.post-body p{font-size:14px;color:var(--muted);line-height:1.7;margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-foot{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted);
}
.post-card:hover .post-foot .arw{transform:translateX(4px)}
.post-foot .arw{transition:transform .18s ease;color:var(--brand);font-weight:600}

/* ---------- CTA 条带 ---------- */
.cta-band{
  background:var(--deep);border-radius:var(--r-xl);
  padding:56px 48px;display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;
  box-shadow:var(--sh-lg);
}
.cta-band h2{color:#fff;font-size:clamp(1.5rem,2.6vw,2.2rem);line-height:1.26;margin-bottom:14px}
.cta-band p{color:rgba(237,234,227,.78);font-size:15px;line-height:1.8;margin:0;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-info{display:flex;flex-wrap:wrap;gap:28px;margin-top:26px}
.cta-info div{font-size:13px;color:rgba(237,234,227,.66);line-height:1.7}
.cta-info strong{display:block;font-size:17px;color:#fff;font-weight:700;letter-spacing:.01em}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:22px 40px 22px 0;font-size:16px;font-weight:600;color:var(--ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"";position:absolute;left:-14px;top:26px;width:0;height:18px;
  background:var(--brand);border-radius:2px;transition:width .22s ease;
}
.faq-item:hover summary{color:var(--brand)}
.faq-item:hover summary::before{width:3px}
.faq-item summary::after{
  content:"";position:absolute;right:6px;top:28px;width:10px;height:10px;
  border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);
  transform:rotate(45deg);transition:transform .26s ease;
}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-item .faq-body{padding:0 0 22px;color:var(--muted);font-size:15px;line-height:1.8;max-width:760px}
.faq-item .faq-body p:last-child{margin-bottom:0}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:#EDEAE3;padding:72px 0 0;margin-top:96px}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 140px;gap:40px;
  padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand-mark{color:#fff}
.footer-brand .brand-sub{color:rgba(237,234,227,.6)}
.footer-brand .brand-divider{background:rgba(255,255,255,.24)}
.footer-brand p{font-size:13.5px;line-height:1.85;color:rgba(237,234,227,.66);margin:0 0 18px;max-width:330px}
.footer-contact{display:flex;flex-direction:column;gap:6px;font-size:13px;color:rgba(237,234,227,.6)}
.footer-col h4{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:rgba(237,234,227,.5);margin-bottom:16px;font-weight:600}
.footer-col a{display:block;font-size:13.5px;color:rgba(237,234,227,.84);padding:6px 0;transition:color .18s ease}
.footer-col a:hover{color:var(--accent)}
.footer-qr{
  width:120px;height:120px;border:1px dashed rgba(255,255,255,.25);border-radius:var(--r-sm);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;color:rgba(237,234,227,.5);line-height:1.7;
}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:24px 0 32px;font-size:12.5px;color:rgba(237,234,227,.52);
}
.footer-bottom .domain{color:rgba(237,234,227,.38)}

/* ---------- 入场动画 ---------- */
[data-reveal]{opacity:0;transform:translateY(16px);transition:opacity .6s cubic-bezier(.22,.61,.36,1),transform .6s cubic-bezier(.22,.61,.36,1)}
[data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-grid{grid-template-columns:minmax(0,1fr) 290px;gap:40px}
  .footer-top{grid-template-columns:1.5fr 1fr 1fr 140px}
  .footer-col:nth-child(4){display:none}
}
@media (max-width:991px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-right .btn-brand{display:none}
  .article-grid{grid-template-columns:1fr;gap:32px}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap}
  .side-card{flex:1 1 280px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{grid-template-columns:1fr;padding:44px 32px}
  .cta-actions{justify-content:flex-start}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
  .footer-qr{display:none}
  .section{padding:72px 0}
  .section-tight{padding:56px 0}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .crumb-bar{padding-top:96px}
  .article-head{padding-top:22px}
  .article-cover{margin-top:24px}
  .article-body p{font-size:15.5px;line-height:1.8}
  .section{padding:48px 0}
  .card-grid{grid-template-columns:1fr}
  .cta-band{padding:36px 24px;border-radius:var(--r-lg)}
  .cta-info{gap:18px}
  .site-footer{padding-top:56px;margin-top:64px}
  .footer-bottom{justify-content:center;text-align:center}
  .article-side{flex-direction:column}
}
@media (max-width:520px){
  .nav-right{gap:6px}
  .article-meta{gap:10px 12px}
  .article-cover img{aspect-ratio:4/3}
  .side-card{padding:20px}
  .post-body{padding:20px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  [data-reveal]{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
  --ink:#0C2220;
  --ink-2:#33413F;
  --muted:#6B7876;
  --brand:#0F8C7C;
  --brand-deep:#0B6F63;
  --accent:#16C1A6;
  --sand:#E9DFCF;
  --bg:#F6F4EF;
  --surface:#FFFFFF;
  --deep:#0A2624;
  --line:rgba(12,34,32,.10);
  --line-strong:rgba(12,34,32,.18);
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --sh-sm:0 1px 2px rgba(12,34,32,.06);
  --sh-md:0 8px 24px rgba(12,34,32,.08);
  --sh-lg:0 24px 60px rgba(12,34,32,.12);
  --bs-primary:#0F8C7C;
  --bs-body-font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --bs-body-bg:#F6F4EF;
  --bs-body-color:#33413F;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-deep);}
button{font-family:inherit;}
::selection{background:var(--sand);color:var(--ink);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-thumb{background:rgba(12,34,32,.22);border-radius:8px;border:3px solid var(--bg);}
::-webkit-scrollbar-track{background:var(--bg);}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){.container{max-width:1280px;}}
@media (max-width:768px){.container{padding-left:20px;padding-right:20px;}}

/* ---------- header ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1000;
  height:76px;
  background:rgba(246,244,239,.55);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-sm);
  transition:height .24s ease,background .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.site-header.is-scrolled{
  height:64px;
  background:rgba(246,244,239,.94);
  -webkit-backdrop-filter:blur(10px) saturate(130%);
  backdrop-filter:blur(10px) saturate(130%);
  box-shadow:var(--sh-md);
}
.header-inner{
  height:100%;
  display:flex;
  align-items:center;
  gap:28px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--ink);
  flex-shrink:0;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  font-size:22px;
  font-weight:700;
  letter-spacing:-.01em;
  line-height:1;
}
.brand-divider{width:1px;height:18px;background:var(--line-strong);}
.brand-sub{
  font-size:14px;
  letter-spacing:.04em;
  color:var(--ink-2);
  line-height:1;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 14px;
  font-size:15px;
  color:var(--ink-2);
  border-radius:var(--r-sm);
  transition:color .18s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:8px;
  transform:translateX(-50%);
  width:16px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.icon-btn{
  width:44px;height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:0;background:transparent;
  color:var(--ink);
  border-radius:var(--r-sm);
  cursor:pointer;
  transition:background .18s ease,color .18s ease;
}
.icon-btn:hover{background:rgba(12,34,32,.06);color:var(--brand);}
.icon-btn svg{width:20px;height:20px;stroke-width:1.5;}

.btn-brand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 28px;
  font-size:15px;
  font-weight:600;
  color:#fff;
  background:var(--brand);
  border:1px solid var(--brand);
  border-radius:10px;
  cursor:pointer;
  transition:background .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-brand:hover{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-brand:active{transform:scale(.99);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 26px;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  background:transparent;
  border:1px solid var(--line-strong);
  border-radius:10px;
  cursor:pointer;
  transition:border-color .18s ease,color .18s ease,transform .18s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.btn-text{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  color:var(--brand);
  min-height:44px;
}
.btn-text .arrow{transition:transform .18s ease;}
.btn-text:hover .arrow{transform:translateX(4px);}

.burger{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border:0;background:transparent;
  cursor:pointer;
}
.burger span{
  display:block;
  width:22px;height:2px;
  background:var(--ink);
  border-radius:2px;
  position:relative;
  transition:transform .24s ease;
}
.burger span::before,
.burger span::after{
  content:"";
  position:absolute;left:0;
  width:22px;height:2px;
  background:var(--ink);
  border-radius:2px;
  transition:transform .24s ease;
}
.burger span::before{top:-7px;}
.burger span::after{top:7px;}

.mobile-panel{
  position:fixed;
  inset:0;
  z-index:1100;
  background:rgba(246,244,239,.98);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  padding:88px 24px 32px;
  display:flex;
  flex-direction:column;
  gap:4px;
  opacity:0;
  visibility:hidden;
  transform:translateY(-8px);
  transition:opacity .28s ease,transform .28s ease,visibility .28s ease;
}
.mobile-panel.is-open{opacity:1;visibility:visible;transform:none;}
.mobile-panel a.m-link{
  display:block;
  font-size:20px;
  font-weight:600;
  color:var(--ink);
  padding:16px 0;
  border-bottom:1px solid var(--line);
}
.mobile-panel a.m-link.is-active{color:var(--brand);}
.mobile-panel .m-close{
  position:absolute;
  top:16px;right:20px;
  width:44px;height:44px;
  border:0;background:transparent;
  font-size:26px;
  line-height:1;
  color:var(--ink);
  cursor:pointer;
}
.mobile-panel .m-cta{margin-top:auto;width:100%;}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:calc(76px + 44px) 0 56px;
  border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center right;
  transform:scale(1.02);
}
.page-hero-bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(246,244,239,.98) 0%,rgba(246,244,239,.94) 46%,rgba(246,244,239,.50) 100%);
}
.page-hero-inner{position:relative;z-index:2;max-width:760px;}
.breadcrumb-nav{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  color:var(--muted);
  margin-bottom:22px;
}
.breadcrumb-nav a{color:var(--muted);}
.breadcrumb-nav a:hover{color:var(--brand);}
.breadcrumb-nav .sep{color:var(--line-strong);}
.breadcrumb-nav .current{color:var(--ink-2);}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
  font-weight:600;
}
.eyebrow .dot{
  width:5px;height:5px;
  border-radius:50%;
  background:var(--accent);
  display:inline-block;
}
h1{
  font-size:clamp(2.2rem,5vw,3.6rem);
  font-weight:700;
  line-height:1.12;
  letter-spacing:-.01em;
  color:var(--ink);
  margin:14px 0 0;
}
.page-lead{
  margin-top:16px;
  font-size:17px;
  line-height:1.7;
  color:var(--ink-2);
  max-width:640px;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  margin-top:32px;
  border-top:1px solid var(--line-strong);
  padding-top:20px;
  max-width:660px;
}
.hero-meta .meta-item{
  padding:0 24px;
  border-left:1px solid var(--line-strong);
}
.hero-meta .meta-item:first-child{padding-left:0;border-left:0;}
.meta-num{
  display:block;
  font-size:20px;
  font-weight:700;
  color:var(--ink);
  line-height:1.3;
  font-variant-numeric:tabular-nums;
}
.meta-label{
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-top:2px;
}

/* ---------- subnav ---------- */
.subnav{
  position:sticky;
  top:64px;
  z-index:900;
  background:rgba(246,244,239,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.subnav-inner{
  display:flex;
  align-items:center;
  gap:6px;
  overflow-x:auto;
  scrollbar-width:none;
}
.subnav-inner::-webkit-scrollbar{display:none;}
.subnav a{
  position:relative;
  flex-shrink:0;
  display:inline-flex;
  align-items:center;
  min-height:56px;
  padding:0 16px;
  font-size:14px;
  color:var(--muted);
  border-bottom:2px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.subnav a:hover{color:var(--ink);}
.subnav a.is-current{color:var(--ink);font-weight:600;border-bottom-color:var(--brand);}

/* ---------- sections ---------- */
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section-head{margin-bottom:40px;}
.section-head h2{
  font-size:clamp(1.6rem,2.6vw,2.2rem);
  font-weight:700;
  line-height:1.2;
  color:var(--ink);
  margin-top:12px;
}
.section-head p{margin-top:10px;color:var(--muted);font-size:15px;max-width:640px;}

/* ---------- agenda layout ---------- */
.agenda-section{padding:72px 0 96px;}
.agenda-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:56px;
  align-items:start;
}
@media (max-width:1199px){
  .agenda-grid{grid-template-columns:minmax(0,1fr) 300px;gap:36px;}
}
@media (max-width:991px){
  .agenda-grid{grid-template-columns:minmax(0,1fr);gap:48px;}
}

.tl-group{margin-bottom:56px;}
.tl-group:last-child{margin-bottom:0;}
.tl-group-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  padding-bottom:14px;
  border-bottom:1px solid var(--line-strong);
  margin-bottom:4px;
}
.tl-group-head h2{
  font-size:1.25rem;
  font-weight:600;
  color:var(--ink);
  margin-top:8px;
}
.tl-group-head .group-day{
  font-size:13px;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
  white-space:nowrap;
}
.tl-list{
  position:relative;
  padding-left:32px;
}
.tl-list::before{
  content:"";
  position:absolute;
  left:5px;
  top:14px;
  bottom:14px;
  width:2px;
  background:var(--line);
  border-radius:2px;
}
.tl-item{
  position:relative;
  display:grid;
  grid-template-columns:88px minmax(0,1fr);
  gap:20px;
  padding:22px 0;
  border-bottom:1px solid var(--line);
}
.tl-item:last-child{border-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-32px;
  top:28px;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 3px var(--bg),0 0 0 4px rgba(15,140,124,.20);
  transition:transform .18s ease,box-shadow .18s ease;
}
.tl-item.is-now::before{
  box-shadow:0 0 0 3px var(--bg),0 0 0 5px rgba(15,140,124,.28),0 0 12px rgba(22,193,166,.55);
}
.tl-item:hover::before{
  transform:scale(1.33);
  box-shadow:0 0 0 3px var(--bg),0 0 0 5px rgba(15,140,124,.28);
}
.tl-time{
  font-size:13px;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
  padding-top:3px;
  white-space:nowrap;
}
.tl-body h3{
  font-size:18px;
  font-weight:600;
  line-height:1.35;
  color:var(--ink);
  transition:color .18s ease;
}
.tl-item:hover .tl-body h3{color:var(--brand);}
.tl-body p{
  margin-top:6px;
  font-size:14.5px;
  line-height:1.7;
  color:var(--ink-2);
  max-width:46ch;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.tag{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  font-size:11px;
  letter-spacing:.03em;
  color:var(--ink);
  background:var(--sand);
  border-radius:999px;
}
.tag.tag-outline{
  background:transparent;
  border:1px solid var(--line-strong);
  color:var(--muted);
}

/* ---------- side card ---------- */
.agenda-side{position:relative;display:flex;flex-direction:column;gap:20px;}
.reg-card{
  position:sticky;
  top:140px;
  background:var(--deep);
  color:#EDEAE3;
  border-radius:var(--r-lg);
  padding:28px 24px;
  box-shadow:var(--sh-md);
}
.reg-card .eyebrow{color:rgba(237,234,227,.62);}
.reg-card h3{
  font-size:1.2rem;
  font-weight:700;
  color:#fff;
  margin-top:10px;
  line-height:1.35;
}
.reg-card p{
  font-size:14px;
  line-height:1.75;
  color:rgba(237,234,227,.76);
  margin-top:10px;
}
.reg-card .reg-btn{
  width:100%;
  margin-top:20px;
  background:#fff;
  border-color:#fff;
  color:var(--ink);
}
.reg-card .reg-btn:hover{background:var(--sand);border-color:var(--sand);color:var(--ink);}
.reg-card .reg-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:16px;
  font-size:13.5px;
  color:rgba(237,234,227,.78);
}
.reg-card .reg-link:hover{color:#fff;}
.reg-card .mini-list{
  margin-top:20px;
  padding-top:16px;
  border-top:1px solid rgba(237,234,227,.16);
  display:flex;
  flex-direction:column;
  gap:10px;
}
.reg-card .mini-list li{
  display:flex;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:rgba(237,234,227,.72);
}
.reg-card .mini-list b{color:#fff;font-weight:600;font-variant-numeric:tabular-nums;}

.side-figure{
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  background:var(--sand);
}
.side-figure img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.side-figure figcaption{
  padding:12px 14px;
  font-size:12.5px;
  color:var(--muted);
  background:var(--surface);
  border-top:1px solid var(--line);
}

/* ---------- notice strip ---------- */
.notice-strip{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
  background:var(--sand);
  border-radius:var(--r-md);
  padding:18px 22px;
  margin-top:56px;
}
.notice-strip p{
  font-size:14.5px;
  color:var(--ink);
  margin:0;
}
.notice-strip p strong{font-weight:700;}
.notice-strip a{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13.5px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px solid rgba(12,34,32,.28);
  padding-bottom:2px;
}
.notice-strip a:hover{color:var(--brand-deep);border-color:var(--brand-deep);}

/* ---------- rules list ---------- */
.rules-section{padding:0 0 96px;}
.rules-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:0 56px;
  border-top:1px solid var(--line-strong);
}
.rule-item{
  display:flex;
  gap:18px;
  padding:24px 0;
  border-bottom:1px solid var(--line);
}
.rule-num{
  font-size:22px;
  font-weight:300;
  color:var(--accent);
  line-height:1.2;
  font-variant-numeric:tabular-nums;
  flex-shrink:0;
  min-width:34px;
}
.rule-item h3{
  font-size:15.5px;
  font-weight:600;
  color:var(--ink);
}
.rule-item p{
  margin-top:4px;
  font-size:14px;
  line-height:1.7;
  color:var(--muted);
}
@media (max-width:767px){
  .rules-grid{grid-template-columns:minmax(0,1fr);gap:0;}
}

/* ---------- faq ---------- */
.faq-section{padding:96px 0;}
.faq-list{border-top:1px solid var(--line-strong);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  position:relative;
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 0 22px 0;
  border:0;
  background:transparent;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  min-height:44px;
  transition:color .18s ease,padding-left .24s ease;
}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;top:20px;
  width:0;height:24px;
  background:var(--brand);
  border-radius:2px;
  transition:width .24s ease;
}
.faq-q:hover{color:var(--brand);padding-left:14px;}
.faq-q:hover::before{width:2px;}
.faq-icon{
  flex-shrink:0;
  width:12px;height:12px;
  border-right:1.5px solid var(--muted);
  border-bottom:1.5px solid var(--muted);
  transform:rotate(45deg) translateY(-2px);
  transition:transform .26s ease,border-color .18s ease;
}
.faq-item.is-open .faq-icon{
  transform:rotate(-135deg) translateY(-2px);
  border-color:var(--brand);
}
.faq-a{
  overflow:hidden;
  max-height:0;
  transition:max-height .26s ease;
}
.faq-a-inner{
  padding:0 0 22px;
  font-size:15px;
  line-height:1.8;
  color:var(--muted);
  max-width:760px;
}
.faq-item.is-open .faq-a{max-height:320px;}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--deep);
  color:#EDEAE3;
  padding:80px 0;
}
.cta-band-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  flex-wrap:wrap;
}
.cta-band .eyebrow{color:rgba(237,234,227,.6);}
.cta-band h2{
  font-size:clamp(1.5rem,2.4vw,2.1rem);
  font-weight:700;
  line-height:1.25;
  color:#fff;
  margin-top:12px;
}
.cta-band p{
  margin-top:10px;
  font-size:14.5px;
  color:rgba(237,234,227,.72);
  max-width:520px;
}
.cta-band-actions{display:flex;gap:12px;flex-wrap:wrap;}
.btn-light{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 28px;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  background:#fff;
  border:1px solid #fff;
  border-radius:10px;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.btn-light:hover{background:var(--sand);border-color:var(--sand);color:var(--ink);transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-ghost-light{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 26px;
  font-size:15px;
  font-weight:600;
  color:#EDEAE3;
  background:transparent;
  border:1px solid rgba(237,234,227,.32);
  border-radius:10px;
  transition:border-color .18s ease,color .18s ease,transform .18s ease;
}
.btn-ghost-light:hover{border-color:#fff;color:#fff;transform:translateY(-1px);}

/* ---------- footer ---------- */
.site-footer{
  background:var(--deep);
  color:#EDEAE3;
  padding:72px 0 0;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-top{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr auto;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand{color:#fff;}
.footer-brand .brand-mark{color:#fff;}
.footer-brand .brand-sub{color:rgba(237,234,227,.72);}
.footer-brand .brand-divider{background:rgba(255,255,255,.24);}
.footer-brand p{
  margin-top:16px;
  font-size:13.5px;
  line-height:1.8;
  color:rgba(237,234,227,.66);
  max-width:320px;
}
.footer-contact{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin-top:16px;
  font-size:13px;
  color:rgba(237,234,227,.62);
  font-variant-numeric:tabular-nums;
}
.footer-col h4{
  font-size:13px;
  font-weight:600;
  letter-spacing:.06em;
  color:#fff;
  margin-bottom:16px;
}
.footer-col a{
  display:block;
  font-size:13.5px;
  color:rgba(237,234,227,.68);
  padding:6px 0;
  transition:color .18s ease;
}
.footer-col a:hover{color:#fff;}
.footer-qr{
  width:120px;height:120px;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  font-size:12px;
  line-height:1.6;
  color:rgba(237,234,227,.5);
  border:1px dashed rgba(255,255,255,.25);
  border-radius:var(--r-sm);
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:20px 0 28px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:12.5px;
  color:rgba(237,234,227,.55);
}
.footer-bottom .domain{color:rgba(237,234,227,.45);}

/* ---------- reveal ---------- */
[data-reveal]{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .6s cubic-bezier(.22,.61,.36,1),transform .6s cubic-bezier(.22,.61,.36,1);
}
[data-reveal].is-visible{opacity:1;transform:none;}

/* ---------- responsive ---------- */
@media (max-width:991px){
  .nav-links{display:none;}
  .header-actions .header-cta{display:none;}
  .burger{display:inline-flex;}
  .header-inner{gap:16px;}
  .brand-mark{font-size:20px;}
  .brand-sub{font-size:13px;}
  .page-hero{padding:calc(64px + 36px) 0 44px;}
  .section{padding:72px 0;}
  .agenda-section{padding:56px 0 72px;}
  .faq-section{padding:72px 0;}
  .rules-section{padding:0 0 72px;}
  .cta-band{padding:64px 0;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1 / -1;}
  .footer-qr{grid-column:1 / -1;width:110px;height:110px;}
}
@media (max-width:767px){
  body{font-size:15.5px;line-height:1.8;}
  .page-hero{padding:calc(64px + 28px) 0 36px;}
  .page-lead{font-size:15.5px;}
  .hero-meta{padding-top:16px;margin-top:24px;}
  .hero-meta .meta-item{padding:0 16px;flex:1 1 50%;margin-bottom:12px;}
  .hero-meta .meta-item:nth-child(odd){padding-left:0;border-left:0;}
  .subnav a{min-height:48px;padding:0 12px;font-size:13.5px;}
  .section{padding:48px 0;}
  .agenda-section{padding:40px 0 56px;}
  .faq-section{padding:56px 0;}
  .tl-item{grid-template-columns:minmax(0,1fr);gap:4px;padding:18px 0;}
  .tl-time{padding-top:0;font-size:12.5px;}
  .tl-list{padding-left:24px;}
  .tl-list::before{left:3px;}
  .tl-item::before{left:-24px;top:26px;}
  .tl-body h3{font-size:16.5px;}
  .tl-group{margin-bottom:44px;}
  .reg-card{position:static;}
  .cta-band-inner{gap:24px;}
  .cta-band-actions{width:100%;}
  .cta-band-actions .btn-light,
  .cta-band-actions .btn-ghost-light{flex:1 1 auto;}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px;padding-bottom:36px;}
  .footer-bottom{justify-content:center;text-align:center;}
  .notice-strip{padding:16px 18px;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  [data-reveal]{opacity:1;transform:none;}
}

/* roulang page: category2 */
:root{
  --ink:#0C2220;
  --ink-2:#33413F;
  --muted:#6B7876;
  --brand:#0F8C7C;
  --brand-deep:#0B6F63;
  --accent:#16C1A6;
  --sand:#E9DFCF;
  --bg:#F6F4EF;
  --surface:#FFFFFF;
  --deep:#0A2624;
  --line:rgba(12,34,32,.10);
  --line-strong:rgba(12,34,32,.18);
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --sh-sm:0 1px 2px rgba(12,34,32,.06);
  --sh-md:0 8px 24px rgba(12,34,32,.08);
  --sh-lg:0 24px 60px rgba(12,34,32,.12);

  --bs-primary:#0F8C7C;
  --bs-body-bg:#F6F4EF;
  --bs-body-color:#33413F;
  --bs-border-radius:12px;
  --bs-font-sans-serif:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --bs-link-color:#0F8C7C;
  --bs-link-hover-color:#0B6F63;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Inter",-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease, border-color .18s ease;}
a:hover{color:var(--brand-deep);}
h1,h2,h3,h4,h5{color:var(--ink);font-weight:700;margin:0;letter-spacing:-.01em;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
::selection{background:var(--sand);color:var(--ink);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){ .container{max-width:1280px;} }

/* ============ 导航 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1000;
  height:76px;
  background:rgba(246,244,239,.55);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-sm);
  transition:height .24s ease, background .24s ease, box-shadow .24s ease;
}
.site-header.is-scrolled{
  height:64px;
  background:rgba(246,244,239,.94);
  -webkit-backdrop-filter:blur(10px) saturate(140%);
  backdrop-filter:blur(10px) saturate(140%);
  box-shadow:var(--sh-md);
}
.header-inner{
  height:100%;
  display:flex;
  align-items:center;
  gap:28px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--ink);
  font-weight:700;
  letter-spacing:.04em;
  flex:0 0 auto;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  font-size:18px;
  font-weight:700;
  letter-spacing:.10em;
  color:var(--ink);
}
.brand-divider{
  width:1px;
  height:16px;
  background:var(--line-strong);
  display:inline-block;
}
.brand-sub{
  font-size:12.5px;
  font-weight:500;
  letter-spacing:.14em;
  color:var(--muted);
}
.nav-links{
  display:flex;
  align-items:center;
  gap:30px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 0;
  font-size:15px;
  color:var(--ink-2);
  font-weight:500;
  line-height:1.2;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:0;
  width:0;
  height:2px;
  background:var(--brand);
  border-radius:2px;
  transform:translateX(-50%);
  transition:width .22s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{width:16px;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid transparent;
  border-radius:10px;
  background:transparent;
  color:var(--ink-2);
  cursor:pointer;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.icon-btn:hover{background:rgba(12,34,32,.05);color:var(--brand);}
.icon-btn svg{width:18px;height:18px;stroke:currentColor;stroke-width:1.5;fill:none;stroke-linecap:round;}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:10px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1;
  letter-spacing:.02em;
  cursor:pointer;
  text-decoration:none;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-brand{background:var(--brand);color:#fff;box-shadow:var(--sh-sm);}
.btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-brand:active{transform:scale(.99);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:transparent;}
.btn-light{background:#fff;color:var(--ink);}
.btn-light:hover{background:#fff;color:var(--brand-deep);transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;border-radius:9px;}
.btn-block{width:100%;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:600;font-size:15px;color:var(--brand);
  padding:6px 0;min-height:44px;
}
.btn-text .arrow{transition:transform .18s ease;display:inline-block;}
.btn-text:hover{color:var(--brand-deep);}
.btn-text:hover .arrow{transform:translateX(4px);}

/* 移动菜单 */
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line-strong);
  border-radius:10px;
  background:transparent;
  cursor:pointer;
  position:relative;
}
.nav-toggle span{
  position:absolute;left:50%;width:18px;height:1.5px;
  background:var(--ink);border-radius:2px;
  transform:translateX(-50%);
  transition:transform .24s ease,opacity .24s ease;
}
.nav-toggle span:nth-child(1){top:17px;}
.nav-toggle span:nth-child(2){top:25px;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateX(-50%) translateY(4px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){transform:translateX(-50%) translateY(-4px) rotate(-45deg);}

.mobile-panel{
  position:fixed;
  top:64px;left:0;right:0;bottom:0;
  background:rgba(246,244,239,.98);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  padding:28px 24px 40px;
  display:flex;
  flex-direction:column;
  gap:6px;
  opacity:0;
  visibility:hidden;
  transform:translateY(-8px);
  transition:opacity .24s ease,transform .24s ease,visibility .24s;
  z-index:999;
}
.mobile-panel.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.mobile-panel a.m-link{
  display:block;
  padding:16px 4px;
  font-size:20px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-panel a.m-link:hover{color:var(--brand);}
.mobile-panel .m-cta{margin-top:auto;padding-top:28px;}
.mobile-panel .m-cta .btn{width:100%;}

/* ============ 页头 ============ */
.page-head{
  padding:132px 0 40px;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  position:relative;
}
.breadcrumb-bar{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:12px;
  color:var(--muted);
  margin-bottom:26px;
}
.breadcrumb-bar a{color:var(--muted);}
.breadcrumb-bar a:hover{color:var(--brand);}
.breadcrumb-bar .sep{color:var(--line-strong);}
.breadcrumb-bar .current{color:var(--muted);}
.eyebrow{
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
  font-weight:600;
  margin:0 0 14px;
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
}
.eyebrow .dot{color:var(--accent);}
.page-head h1{
  font-size:clamp(2rem,4.4vw,3.4rem);
  line-height:1.15;
  letter-spacing:-.01em;
  margin-bottom:16px;
}
.page-lead{
  font-size:16px;
  color:var(--ink-2);
  max-width:620px;
  margin:0;
}
.head-meta{
  display:flex;flex-wrap:wrap;gap:12px 40px;
  margin-top:30px;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.head-meta div{font-size:13px;color:var(--muted);}
.head-meta strong{
  display:block;
  font-size:20px;
  font-weight:700;
  color:var(--ink);
  letter-spacing:-.01em;
  margin-bottom:2px;
}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:48px;}
.section-head h2{
  font-size:clamp(1.6rem,2.6vw,2.4rem);
  line-height:1.2;
  margin-bottom:14px;
}
.section-head p{color:var(--muted);font-size:15.5px;margin:0;}
.section-head .rule{
  width:48px;height:2px;background:var(--brand);
  margin-bottom:20px;border-radius:2px;
}

/* ============ 票种对比 ============ */
.ticket-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  align-items:stretch;
}
.ticket-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:32px 28px;
  display:flex;
  flex-direction:column;
  box-shadow:var(--sh-sm);
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.ticket-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--sh-md);}
.ticket-kind{
  font-size:11px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
  font-weight:600;
  margin-bottom:10px;
}
.ticket-card h3{font-size:18px;margin-bottom:18px;}
.ticket-price{
  display:flex;
  align-items:baseline;
  gap:4px;
  padding-bottom:20px;
  border-bottom:1px solid var(--line);
  margin-bottom:20px;
}
.ticket-price .cur{font-size:16px;font-weight:600;color:var(--ink);}
.ticket-price .num{font-size:34px;font-weight:700;color:var(--ink);letter-spacing:-.02em;line-height:1;}
.ticket-price .unit{font-size:12px;color:var(--muted);margin-left:6px;}
.ticket-list{display:flex;flex-direction:column;gap:12px;margin-bottom:26px;}
.ticket-list li{
  display:flex;
  gap:10px;
  font-size:14px;
  color:var(--ink-2);
  line-height:1.6;
}
.ticket-list li::before{
  content:"";
  flex:0 0 auto;
  width:12px;height:8px;
  margin-top:7px;
  border-left:2px solid var(--brand);
  border-bottom:2px solid var(--brand);
  transform:rotate(-45deg);
}
.ticket-card .btn{margin-top:auto;}
.ticket-note{font-size:12px;color:var(--muted);margin-top:14px;}

.ticket-card.is-featured{
  background:var(--deep);
  border-color:var(--deep);
  color:#EDEAE3;
  box-shadow:var(--sh-lg);
  transform:translateY(-8px);
}
.ticket-card.is-featured:hover{transform:translateY(-10px);border-color:var(--accent);}
.ticket-card.is-featured h3,
.ticket-card.is-featured .ticket-price .num,
.ticket-card.is-featured .ticket-price .cur{color:#fff;}
.ticket-card.is-featured .ticket-kind{color:var(--accent);}
.ticket-card.is-featured .ticket-price{border-bottom-color:rgba(255,255,255,.14);}
.ticket-card.is-featured .ticket-price .unit{color:rgba(237,234,227,.65);}
.ticket-card.is-featured .ticket-list li{color:rgba(237,234,227,.86);}
.ticket-card.is-featured .ticket-list li::before{border-color:var(--accent);}
.ticket-card.is-featured .ticket-note{color:rgba(237,234,227,.55);}
.badge-rec{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:999px;
  background:rgba(22,193,166,.16);
  color:var(--accent);
  font-size:11px;
  font-weight:600;
  letter-spacing:.06em;
  margin-bottom:12px;
}

/* ============ 流程 ============ */
.step-list{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  position:relative;
  counter-reset:step;
}
.step-list::before{
  content:"";
  position:absolute;
  top:7px;
  left:6px;
  right:6px;
  height:2px;
  background:linear-gradient(90deg,var(--brand),rgba(15,140,124,.18));
  border-radius:2px;
}
.step-item{
  position:relative;
  padding:40px 28px 0 0;
}
.step-item::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:16px;height:16px;
  border-radius:50%;
  background:var(--surface);
  border:2px solid var(--brand);
  box-shadow:0 0 0 4px rgba(22,193,166,.14);
}
.step-item:last-child{padding-right:0;}
.step-no{
  display:block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--accent);
  margin-bottom:10px;
}
.step-item h3{font-size:17px;margin-bottom:8px;}
.step-item p{font-size:14px;color:var(--muted);line-height:1.75;margin:0;max-width:260px;}

.tip-bar{
  margin-top:56px;
  background:var(--sand);
  border-radius:var(--r-md);
  padding:20px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
}
.tip-bar p{margin:0;font-size:14.5px;color:var(--ink);font-weight:500;}
.tip-bar .btn{flex:0 0 auto;}

/* ============ 服务说明（图文交错） ============ */
.feature-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:center;
}
.feature-row + .feature-row{margin-top:80px;}
.feature-row.reverse .feature-media{order:2;}
.feature-media{
  border-radius:var(--r-md);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-md);
  aspect-ratio:4/3;
  background:var(--sand);
}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.feature-media:hover img{transform:scale(1.03);}
.feature-body h3{
  font-size:clamp(1.25rem,2vw,1.6rem);
  margin-bottom:14px;
  line-height:1.3;
}
.feature-body p{font-size:15.5px;color:var(--ink-2);}
.feature-points{display:flex;flex-direction:column;gap:0;margin-top:22px;}
.feature-points li{
  display:flex;
  gap:14px;
  padding:14px 0;
  border-top:1px solid var(--line);
  font-size:14.5px;
  color:var(--ink-2);
}
.feature-points li:last-child{border-bottom:1px solid var(--line);}
.feature-points .k{
  flex:0 0 88px;
  color:var(--muted);
  font-size:13px;
  font-weight:600;
}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;}
.accordion.faq-list{border:none;background:transparent;}
.faq-list .accordion-item{
  border:none;
  border-bottom:1px solid var(--line);
  background:transparent;
  border-radius:0;
  position:relative;
}
.faq-list .accordion-item::before{
  content:"";
  position:absolute;
  left:-16px;top:22px;
  width:0;height:24px;
  background:var(--brand);
  border-radius:2px;
  transition:width .25s ease;
}
.faq-list .accordion-item:hover::before{width:2px;}
.faq-list .accordion-header{margin:0;}
.faq-list .accordion-button{
  background:transparent;
  color:var(--ink);
  font-size:16px;
  font-weight:600;
  line-height:1.6;
  padding:22px 44px 22px 0;
  box-shadow:none;
  border-radius:0;
  transition:color .18s ease;
}
.faq-list .accordion-button:not(.collapsed){
  color:var(--brand);
  background:transparent;
  box-shadow:none;
}
.faq-list .accordion-button:focus{
  box-shadow:none;
  outline:2px solid var(--accent);
  outline-offset:2px;
}
.faq-list .accordion-button::after{
  background-image:none;
  content:"";
  width:9px;height:9px;
  border-right:1.5px solid var(--ink);
  border-bottom:1.5px solid var(--ink);
  transform:rotate(45deg);
  transition:transform .26s ease;
  margin-left:auto;
  position:absolute;
  right:14px;
  top:50%;
  margin-top:-7px;
}
.faq-list .accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg);
  border-color:var(--brand);
}
.faq-list .accordion-body{
  padding:0 60px 24px 0;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}

/* ============ 联系卡 ============ */
.contact-band{
  background:var(--deep);
  color:#EDEAE3;
  padding:80px 0;
  position:relative;
  overflow:hidden;
}
.contact-band::before{
  content:"";
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;
  background-position:center;
  opacity:.13;
  filter:grayscale(.3);
}
.contact-band .container{position:relative;z-index:2;}
.contact-grid{
  display:grid;
  grid-template-columns:1.4fr .8fr;
  gap:64px;
  align-items:center;
}
.contact-grid h2{
  color:#fff;
  font-size:clamp(1.5rem,2.4vw,2.1rem);
  margin-bottom:14px;
  line-height:1.25;
}
.contact-grid p.lead{color:rgba(237,234,227,.75);font-size:15px;max-width:520px;}
.contact-lines{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px 40px;
  margin-top:34px;
  padding-top:30px;
  border-top:1px solid rgba(255,255,255,.14);
}
.contact-lines dt{
  font-size:12px;
  letter-spacing:.12em;
  color:rgba(237,234,227,.55);
  margin-bottom:6px;
  font-weight:600;
}
.contact-lines dd{
  margin:0;
  font-size:16px;
  font-weight:600;
  color:#fff;
  letter-spacing:.01em;
}
.contact-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px;}
.qr-card{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-lg);
  padding:28px;
  text-align:center;
}
.qr-box{
  width:140px;height:140px;
  margin:0 auto 18px;
  border:1px dashed rgba(255,255,255,.28);
  border-radius:var(--r-md);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;
  line-height:1.6;
  color:rgba(237,234,227,.55);
  letter-spacing:.06em;
}
.qr-card h3{color:#fff;font-size:16px;margin-bottom:6px;}
.qr-card p{font-size:12.5px;color:rgba(237,234,227,.6);margin:0;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--deep);
  color:#EDEAE3;
  padding:72px 0 0;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-top{
  display:grid;
  grid-template-columns:1.6fr .8fr .9fr .8fr .9fr;
  gap:40px;
  padding-bottom:56px;
}
.footer-brand .brand{color:#fff;margin-bottom:18px;}
.footer-brand .brand-mark{color:#fff;}
.footer-brand .brand-sub{color:rgba(237,234,227,.6);}
.footer-brand .brand-divider{background:rgba(255,255,255,.22);}
.footer-brand p{
  font-size:13.5px;
  line-height:1.8;
  color:rgba(237,234,227,.62);
  max-width:320px;
  margin-bottom:20px;
}
.footer-contact{display:flex;flex-direction:column;gap:6px;}
.footer-contact span{font-size:13px;color:rgba(237,234,227,.72);}
.footer-col h4{
  color:#fff;
  font-size:13px;
  letter-spacing:.1em;
  margin-bottom:18px;
  font-weight:600;
}
.footer-col a{
  display:block;
  font-size:13.5px;
  color:rgba(237,234,227,.66);
  padding:5px 0;
  transition:color .18s ease;
}
.footer-col a:hover{color:var(--accent);}
.footer-qr{
  width:120px;height:120px;
  border:1px dashed rgba(255,255,255,.25);
  border-radius:var(--r-md);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;
  line-height:1.7;
  color:rgba(237,234,227,.55);
  text-align:center;
  letter-spacing:.06em;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:rgba(237,234,227,.55);
}
.footer-bottom .domain{color:rgba(237,234,227,.38);letter-spacing:.06em;}

/* ============ 动效 ============ */
.js-reveal [data-reveal]{
  opacity:0;
  transform:translateY(16px);
}
.js-reveal [data-reveal].is-visible{
  opacity:1;
  transform:translateY(0);
  transition:opacity .6s cubic-bezier(.22,.61,.36,1),transform .6s cubic-bezier(.22,.61,.36,1);
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .js-reveal [data-reveal]{opacity:1;transform:none;}
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .section{padding:80px 0;}
  .nav-links{gap:24px;}
  .footer-top{grid-template-columns:1.5fr 1fr 1fr;gap:36px;}
  .footer-qr{grid-column:span 3;}
}
@media (max-width:991px){
  .nav-links{display:none;}
  .nav-toggle{display:block;}
  .icon-btn{display:none;}
  .header-actions .btn{display:none;}
  .page-head{padding:112px 0 36px;}
  .section{padding:72px 0;}
  .ticket-grid{grid-template-columns:1fr 1fr;}
  .ticket-card.is-featured{transform:none;}
  .ticket-grid .ticket-card:nth-child(3){grid-column:span 2;}
  .step-list{grid-template-columns:1fr 1fr;row-gap:40px;}
  .step-list::before{display:none;}
  .step-item{padding-top:34px;}
  .feature-row{grid-template-columns:1fr;gap:32px;}
  .feature-row.reverse .feature-media{order:0;}
  .feature-row + .feature-row{margin-top:60px;}
  .contact-grid{grid-template-columns:1fr;gap:40px;}
  .faq-list .accordion-body{padding-right:24px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-qr{grid-column:span 2;}
}
@media (max-width:767px){
  .container{padding-left:20px;padding-right:20px;}
  .section{padding:48px 0;}
  .page-head{padding:100px 0 30px;}
  .section-head{margin-bottom:32px;}
  .ticket-grid{grid-template-columns:1fr;}
  .ticket-grid .ticket-card:nth-child(3){grid-column:auto;}
  .ticket-card{padding:26px 22px;}
  .step-list{grid-template-columns:1fr;}
  .step-item{padding-right:0;}
  .step-item p{max-width:none;}
  .tip-bar{padding:18px 20px;}
  .tip-bar .btn{width:100%;}
  .contact-lines{grid-template-columns:1fr;}
  .contact-actions .btn{width:100%;}
  .footer-top{grid-template-columns:1fr;}
  .footer-qr{grid-column:auto;}
  .footer-bottom{justify-content:center;text-align:center;}
  .faq-list .accordion-button{font-size:15px;padding:20px 40px 20px 0;}
  .faq-list .accordion-body{padding:0 0 20px 0;font-size:14.5px;}
  .head-meta{gap:16px 28px;}
  .head-meta strong{font-size:18px;}
}
@media (max-width:520px){
  .brand-sub{display:none;}
  .brand-divider{display:none;}
  .page-head h1{font-size:1.9rem;}
  .qr-box{width:120px;height:120px;}
  .feature-media{aspect-ratio:16/11;}
}