/* roulang page: index */
:root{
  --c-night:#0F1030;
  --c-deep:#1B1440;
  --c-primary:#35D0C0;
  --c-primary-soft:rgba(53,208,192,.12);
  --c-accent:#FFC65C;
  --c-accent-soft:rgba(255,198,92,.14);
  --c-cta:#FF6A3D;
  --c-cta-dark:#E4552A;
  --c-bg:#F7F5F2;
  --c-surface:#FFFFFF;
  --c-ink:#14131C;
  --c-ink-2:#5A5870;
  --c-ink-3:#8A8798;
  --c-line:#E3E0DA;
  --c-line-dark:rgba(255,255,255,.10);
  --c-ok:#2FA36B;
  --c-warn:#E0A028;
  --c-err:#D9534F;
  --r-xs:8px;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:16px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(20,19,28,.06);
  --sh-2:0 14px 34px rgba(20,19,28,.12);
  --container:1240px;
  --bs-primary:#35D0C0;
  --bs-primary-rgb:53,208,192;
  --bs-body-bg:#F7F5F2;
  --bs-body-color:#14131C;
  --bs-border-radius:14px;
  --bs-border-radius-lg:16px;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--bs-font-sans-serif);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:var(--c-primary);}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:.2px;}
p{margin:0 0 1.15em;}
ul,ol{margin:0 0 1.15em;padding-left:1.2em;}
li{margin-bottom:.5em;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(247,245,242,.92);
  border-bottom:1px solid transparent;
  backdrop-filter:saturate(150%) blur(8px);
  transition:box-shadow .25s ease,background .25s ease,border-color .25s ease;
}
.site-header.scrolled{
  background:rgba(247,245,242,.96);
  box-shadow:0 8px 24px rgba(20,19,28,.09);
  border-bottom-color:var(--c-line);
}
.nav-inner{
  display:flex;align-items:center;gap:24px;
  max-width:var(--container);margin:0 auto;padding:16px 24px;
  transition:padding .25s ease;
}
.site-header.scrolled .nav-inner{padding-top:11px;padding-bottom:11px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--c-night),var(--c-deep));
  color:var(--c-accent);font-size:15px;
  box-shadow:0 4px 12px rgba(15,16,48,.28);
}
.brand-text{font-size:17px;font-weight:900;letter-spacing:.4px;white-space:nowrap;}
.brand-text span{color:var(--c-primary);}
.nav-links{display:flex;align-items:center;gap:4px;flex:1 1 auto;margin-left:8px;}
.nav-link{
  position:relative;padding:8px 12px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:600;color:var(--c-ink-2);white-space:nowrap;
}
.nav-link:hover{color:var(--c-ink);background:rgba(20,19,28,.045);}
.nav-link.active{color:var(--c-ink);background:var(--c-primary-soft);}
.nav-link.active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:1px;width:20px;height:2px;border-radius:2px;background:var(--c-primary);
}
.nav-tools{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:#FFFFFF;border:1px solid var(--c-line);border-radius:var(--r-sm);
  padding:7px 10px;min-width:196px;box-shadow:0 1px 2px rgba(20,19,28,.03);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px var(--c-primary-soft);}
.nav-search i{color:var(--c-ink-3);font-size:13px;}
.nav-search input{border:0;outline:0;background:transparent;width:100%;font-size:14px;}
.nav-search input::placeholder{color:var(--c-ink-3);}
.nav-search kbd{
  font-size:11px;color:var(--c-ink-3);background:#F1EFEB;border:1px solid var(--c-line);
  border-radius:6px;padding:2px 5px;font-family:inherit;
}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-sm);display:grid;place-items:center;
  border:1px solid var(--c-line);background:#FFFFFF;color:var(--c-ink-2);font-size:14px;
  transition:all .18s ease;
}
.icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px);}
.btn-cta{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  background:var(--c-cta);color:#FFFFFF;font-weight:700;font-size:14.5px;
  border:0;border-radius:12px;padding:11px 22px;
  box-shadow:0 3px 0 rgba(0,0,0,.12);
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-cta:hover{background:#FF7F58;color:#FFFFFF;transform:translateY(-2px);}
.btn-cta:active{transform:translateY(1px);box-shadow:none;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  background:transparent;border:1.5px solid var(--c-primary);color:var(--c-ink);
  font-weight:700;font-size:14.5px;border-radius:12px;padding:10px 20px;
  transition:all .18s ease;
}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-ink);}
.btn-ghost.on-dark{border-color:rgba(255,255,255,.5);color:#FFFFFF;}
.btn-ghost.on-dark:hover{border-color:var(--c-primary);color:#FFFFFF;background:rgba(53,208,192,.14);}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--c-primary);font-size:14.5px;}
.btn-text i{transition:transform .18s ease;}
.btn-text:hover i{transform:translateX(4px);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-sm);
  border:1px solid var(--c-line);background:#FFFFFF;color:var(--c-ink);
}
.mobile-nav{
  display:none;border-top:1px solid var(--c-line);background:#FFFFFF;
  padding:12px 24px 20px;
}
.mobile-nav.open{display:block;}
.mobile-nav a{
  display:block;padding:12px 4px;font-weight:600;color:var(--c-ink-2);
  border-bottom:1px solid var(--c-line);
}
.mobile-nav a:last-child{border-bottom:0;}
.mobile-nav a.active{color:var(--c-cta);}

/* ---------- Hero ---------- */
.hero{
  position:relative;color:#FFFFFF;overflow:hidden;
  background:
    radial-gradient(1200px 520px at 78% 12%,rgba(53,208,192,.16),transparent 62%),
    linear-gradient(180deg,rgba(15,16,48,.70),rgba(27,20,64,.88)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    radial-gradient(1.6px 1.6px at 12% 24%,rgba(255,255,255,.35),transparent),
    radial-gradient(1.2px 1.2px at 32% 68%,rgba(255,255,255,.28),transparent),
    radial-gradient(1.8px 1.8px at 58% 18%,rgba(255,198,92,.32),transparent),
    radial-gradient(1.3px 1.3px at 76% 52%,rgba(255,255,255,.30),transparent),
    radial-gradient(1.5px 1.5px at 88% 78%,rgba(53,208,192,.34),transparent),
    radial-gradient(1.1px 1.1px at 46% 88%,rgba(255,255,255,.25),transparent);
  animation:starDrift 11s ease-in-out infinite alternate;
}
@keyframes starDrift{from{transform:translate3d(0,0,0);}to{transform:translate3d(-14px,-10px,0);}}
.hero-inner{
  position:relative;z-index:2;
  max-width:var(--container);margin:0 auto;padding:92px 24px 0;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,198,92,.14);border:1px solid rgba(255,198,92,.32);
  color:var(--c-accent);font-size:13px;font-weight:700;
  padding:6px 14px;border-radius:var(--r-pill);margin-bottom:22px;
}
.hero h1{
  font-size:50px;font-weight:900;line-height:1.22;letter-spacing:.4px;
  max-width:920px;margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--c-accent);}
.hero-sub{
  font-size:17px;line-height:1.9;color:rgba(255,255,255,.82);
  max-width:720px;margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:52px;}
.hero-stats{
  position:relative;z-index:2;
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--c-line-dark);
  border:1px solid var(--c-line-dark);border-radius:var(--r-lg);
  overflow:hidden;margin-bottom:-46px;
}
.hero-stat{background:rgba(15,16,48,.62);padding:22px 24px;}
.hero-stat b{
  display:block;font-size:28px;font-weight:900;color:#FFFFFF;
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-stat b i{font-size:15px;color:var(--c-accent);font-style:normal;margin-left:2px;}
.hero-stat span{font-size:13.5px;color:rgba(255,255,255,.68);}
.hero-gap{height:96px;background:var(--c-bg);}

/* ---------- 区块通用 ---------- */
.section{padding:88px 0;}
.section.tight{padding:72px 0;}
.section-head{max-width:780px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-tag{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:1.2px;
  color:var(--c-primary);background:var(--c-primary-soft);
  padding:5px 12px;border-radius:var(--r-pill);margin-bottom:14px;
}
.section-title{font-size:32px;margin-bottom:14px;}
.section-desc{color:var(--c-ink-2);font-size:16px;margin:0;}
.section-dark{
  background:
    radial-gradient(900px 420px at 18% 0%,rgba(53,208,192,.14),transparent 60%),
    linear-gradient(180deg,var(--c-night),var(--c-deep));
  color:#FFFFFF;
}
.section-dark .section-desc{color:rgba(255,255,255,.72);}
.section-dark .sec-tag{background:rgba(255,198,92,.14);color:var(--c-accent);}

/* ---------- 入口卡片（非对称） ---------- */
.entry-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:24px;}
.entry-lead{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:linear-gradient(150deg,var(--c-night),var(--c-deep));
  color:#FFFFFF;padding:36px;display:flex;flex-direction:column;justify-content:space-between;
  box-shadow:var(--sh-1);min-height:360px;
}
.entry-lead::after{
  content:"";position:absolute;right:-60px;bottom:-70px;width:260px;height:260px;
  border-radius:50%;background:radial-gradient(circle,rgba(53,208,192,.30),transparent 68%);
}
.entry-lead h3{font-size:24px;margin-bottom:12px;}
.entry-lead p{color:rgba(255,255,255,.76);font-size:15.5px;max-width:420px;}
.entry-lead .lead-fig{
  border-radius:var(--r-md);overflow:hidden;margin-bottom:22px;border:1px solid rgba(255,255,255,.14);
}
.entry-lead .lead-fig img{aspect-ratio:16/9;object-fit:cover;width:100%;}
.entry-side{display:grid;gap:16px;}
.entry-card{
  display:flex;align-items:center;gap:18px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.entry-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(53,208,192,.5);}
.entry-ico{
  width:46px;height:46px;flex:0 0 auto;border-radius:13px;display:grid;place-items:center;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:18px;
}
.entry-card h3{font-size:18px;margin-bottom:4px;}
.entry-card p{font-size:14.5px;color:var(--c-ink-2);margin:0;}
.entry-card .go{margin-left:auto;color:var(--c-ink-3);font-size:13px;}

/* ---------- 议程时间线 ---------- */
.agenda{position:relative;display:grid;grid-template-columns:1fr 1fr;column-gap:76px;row-gap:30px;}
.agenda::before{
  content:"";position:absolute;left:50%;top:6px;bottom:6px;width:1px;transform:translateX(-50%);
  background:linear-gradient(180deg,transparent,var(--c-line) 12%,var(--c-line) 88%,transparent);
}
.agenda-node{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:22px 24px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.agenda-node:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.agenda-node:nth-child(odd){grid-column:1;}
.agenda-node:nth-child(even){grid-column:2;margin-top:54px;}
.agenda-node::after{
  content:"";position:absolute;top:30px;width:12px;height:12px;border-radius:50%;
  background:var(--c-accent);box-shadow:0 0 0 4px rgba(255,198,92,.18);
}
.agenda-node:nth-child(odd)::after{right:-44px;}
.agenda-node:nth-child(even)::after{left:-44px;}
.agenda-node.is-now{border-color:var(--c-primary);box-shadow:0 0 0 3px var(--c-primary-soft),var(--sh-1);}
.agenda-node.is-now::after{background:var(--c-primary);box-shadow:0 0 0 4px rgba(53,208,192,.20);}
.node-time{
  font-size:14px;font-weight:800;color:var(--c-primary);
  font-variant-numeric:tabular-nums;letter-spacing:.6px;margin-bottom:8px;
}
.agenda-node h3{font-size:19px;margin-bottom:8px;}
.agenda-node p{font-size:14.5px;color:var(--c-ink-2);margin-bottom:12px;}
.tag-soft{
  display:inline-block;font-size:12.5px;font-weight:700;color:var(--c-ink-2);
  background:#F1EFEB;border-radius:var(--r-pill);padding:4px 11px;
}
.tag-gold{
  display:inline-block;font-size:12.5px;font-weight:800;color:#8A5E10;
  background:var(--c-accent-soft);border-radius:var(--r-pill);padding:4px 11px;
}

/* ---------- 亮点（1 大 + 3 横条） ---------- */
.hl-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:24px;align-items:stretch;}
.hl-lead{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
}
.hl-lead img{aspect-ratio:16/10;object-fit:cover;width:100%;}
.hl-lead-body{padding:26px 28px 30px;}
.hl-lead-body h3{font-size:22px;margin-bottom:10px;}
.hl-lead-body p{color:var(--c-ink-2);font-size:15px;margin-bottom:0;}
.hl-side{display:grid;gap:16px;}
.hl-item{
  display:flex;gap:16px;align-items:center;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:18px 20px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.hl-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.hl-item img{width:74px;height:74px;flex:0 0 auto;border-radius:12px;object-fit:cover;}
.hl-item h3{font-size:17px;margin-bottom:4px;}
.hl-item p{font-size:14px;color:var(--c-ink-2);margin:0;}

/* ---------- 票种 ---------- */
.ticket-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:32px;}
.ticket{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:28px 26px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.ticket:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.ticket.hot{border:2px solid var(--c-cta);box-shadow:0 10px 30px rgba(255,106,61,.16);}
.ticket-badge{
  position:absolute;top:-13px;left:26px;background:var(--c-cta);color:#FFFFFF;
  font-size:12.5px;font-weight:800;padding:4px 12px;border-radius:var(--r-pill);
}
.ticket h3{font-size:20px;margin-bottom:6px;}
.ticket .price{
  font-size:34px;font-weight:900;color:var(--c-ink);
  font-variant-numeric:tabular-nums;line-height:1.2;margin-bottom:6px;
}
.ticket .price small{font-size:14px;font-weight:600;color:var(--c-ink-3);margin-left:4px;}
.ticket .desc{font-size:14.5px;color:var(--c-ink-2);margin-bottom:18px;}
.ticket ul{list-style:none;padding:0;margin:0;}
.ticket li{
  font-size:14.5px;color:var(--c-ink-2);padding-left:22px;position:relative;margin-bottom:10px;
}
.ticket li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:0;color:var(--c-ok);font-size:12px;
}
.compare-wrap{
  border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;background:var(--c-surface);
}
.compare-scroll{overflow-x:auto;}
table.compare{width:100%;border-collapse:collapse;min-width:640px;}
table.compare th,table.compare td{
  padding:15px 20px;font-size:14.5px;border-bottom:1px solid var(--c-line);text-align:center;
}
table.compare th:first-child,table.compare td:first-child{text-align:left;color:var(--c-ink-2);font-weight:600;}
table.compare thead th{
  background:#FBFAF8;font-size:13.5px;font-weight:800;color:var(--c-ink);
  letter-spacing:.4px;
}
table.compare thead th.hot-col{color:var(--c-cta);}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare td .yes{color:var(--c-ok);font-weight:900;}
table.compare td .no{color:var(--c-ink-3);}
.scroll-hint{
  font-size:13px;color:var(--c-ink-3);padding:10px 20px;background:#FBFAF8;
  border-top:1px solid var(--c-line);display:none;
}

/* ---------- 资讯列表 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;flex-wrap:wrap;}
.news-list{display:grid;gap:18px;}
.news-item{
  display:grid;grid-template-columns:240px 1fr;gap:24px;align-items:center;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:18px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(53,208,192,.45);}
.news-thumb{border-radius:var(--r-sm);overflow:hidden;background:var(--c-deep);}
.news-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.news-title{font-size:18px;margin-bottom:8px;line-height:1.45;}
.news-title a{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-sum{
  font-size:14.5px;color:var(--c-ink-2);margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13.5px;color:var(--c-ink-3);}
.news-meta .news-link{margin-left:auto;font-weight:700;color:var(--c-primary);}
.empty-state{
  border:1px dashed var(--c-line);border-radius:var(--r-md);background:var(--c-surface);
  padding:44px 24px;text-align:center;max-height:240px;
}
.empty-state i{font-size:26px;color:var(--c-ink-3);margin-bottom:12px;display:block;}
.empty-state p{color:var(--c-ink-2);font-size:15px;margin-bottom:16px;}

/* ---------- 报名 CTA ---------- */
.signup{
  background:
    radial-gradient(760px 380px at 82% 18%,rgba(255,198,92,.14),transparent 62%),
    linear-gradient(180deg,var(--c-night),var(--c-deep));
  color:#FFFFFF;padding:84px 0;
}
.signup-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:start;}
.signup h2{font-size:30px;margin-bottom:16px;}
.signup .lead{color:rgba(255,255,255,.76);font-size:16px;margin-bottom:24px;}
.signup-points{list-style:none;padding:0;margin:0;}
.signup-points li{
  position:relative;padding-left:26px;color:rgba(255,255,255,.78);font-size:15px;margin-bottom:12px;
}
.signup-points li::before{
  content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;
  background:var(--c-accent);
}
.form-card{
  background:#FFFFFF;color:var(--c-ink);border-radius:var(--r-lg);
  padding:30px 30px 34px;box-shadow:0 18px 44px rgba(6,7,26,.36);
}
.form-card h3{font-size:19px;margin-bottom:6px;}
.form-card .form-note{font-size:13.5px;color:var(--c-ink-3);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:7px;}
.field label .req{color:var(--c-cta);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--c-line);border-radius:var(--r-sm);
  padding:11px 13px;font-size:15px;background:#FCFBF9;outline:0;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--c-primary);background:#FFFFFF;box-shadow:0 0 0 3px var(--c-primary-soft);
}
.field textarea{resize:vertical;min-height:84px;}
.field .err{display:none;font-size:13px;color:var(--c-err);margin-top:6px;}
.field.has-err input,.field.has-err select{border-color:var(--c-err);}
.field.has-err .err{display:block;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--c-ink-2);margin:6px 0 18px;}
.agree input{width:17px;height:17px;margin-top:4px;flex:0 0 auto;accent-color:var(--c-primary);}
.form-submit{width:100%;border-radius:12px;padding:14px;min-height:48px;}
.form-submit[disabled]{opacity:.72;cursor:not-allowed;transform:none;box-shadow:0 3px 0 rgba(0,0,0,.12);}
.form-msg{display:none;margin-top:14px;font-size:14px;font-weight:700;color:var(--c-ok);}
.form-msg.show{display:block;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item.open{border-color:rgba(53,208,192,.55);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;background:transparent;border:0;text-align:left;
  display:flex;align-items:center;gap:16px;padding:20px 24px;cursor:pointer;
  font-size:17px;font-weight:700;color:var(--c-ink);
}
.faq-q .bar{
  position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;
  background:var(--c-primary);opacity:0;transition:opacity .18s ease;
}
.faq-item{position:relative;}
.faq-item.open .bar{opacity:1;}
.faq-q i{margin-left:auto;color:var(--c-ink-3);transition:transform .18s ease;font-size:14px;}
.faq-item.open .faq-q i{transform:rotate(180deg);color:var(--c-primary);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .22s ease;
  padding:0 24px 0 24px;
}
.faq-item.open .faq-a{max-height:340px;}
.faq-a p{font-size:15px;color:var(--c-ink-2);padding-bottom:20px;margin:0;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:
    radial-gradient(700px 320px at 12% 0%,rgba(53,208,192,.12),transparent 60%),
    linear-gradient(180deg,var(--c-night),#0B0C24);
  color:rgba(255,255,255,.72);padding:64px 0 26px;
}
.footer-top{display:grid;grid-template-columns:1.35fr repeat(3,1fr);gap:36px;padding-bottom:38px;}
.footer-brand .brand-text{color:#FFFFFF;}
.footer-brand p{font-size:14.5px;color:rgba(255,255,255,.62);margin:14px 0 0;max-width:320px;}
.footer-col h4{font-size:15px;color:#FFFFFF;margin-bottom:16px;}
.footer-col a{
  display:block;font-size:14.5px;color:rgba(255,255,255,.64);padding:6px 0;
}
.footer-col a:hover{color:var(--c-primary);}
.footer-col p{font-size:14.5px;color:rgba(255,255,255,.64);margin-bottom:8px;}
.footer-bottom{
  border-top:1px solid var(--c-line-dark);padding-top:22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.5);
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--c-line-dark);border-radius:var(--r-pill);
  padding:8px 16px;color:rgba(255,255,255,.72);font-size:13.5px;
}
.to-top:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* ---------- 响应式 ---------- */
@media (max-width:1399.98px){
  :root{--container:1140px;}
  .hero h1{font-size:46px;}
}
@media (max-width:1199.98px){
  .nav-search{min-width:150px;}
  .nav-links{gap:0;}
  .nav-link{padding:8px 9px;font-size:14px;}
  .hero h1{font-size:42px;}
  .agenda{column-gap:56px;}
  .agenda-node:nth-child(odd)::after{right:-34px;}
  .agenda-node:nth-child(even)::after{left:-34px;}
}
@media (max-width:991.98px){
  .nav-links{display:none;}
  .nav-search{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .hero-inner{padding-top:64px;}
  .hero h1{font-size:36px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .entry-grid,.hl-grid,.signup-grid{grid-template-columns:1fr;}
  .section{padding:72px 0;}
  .section-title{font-size:27px;}
  .ticket-grid{grid-template-columns:1fr;gap:24px;}
  .agenda{grid-template-columns:1fr;column-gap:0;row-gap:26px;padding-left:26px;}
  .agenda::before{left:5px;transform:none;}
  .agenda-node:nth-child(odd),.agenda-node:nth-child(even){grid-column:1;margin-top:0;}
  .agenda-node:nth-child(odd)::after,.agenda-node:nth-child(even)::after{left:-30px;right:auto;top:28px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px;}
  .scroll-hint{display:block;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .container-x{padding:0 18px;}
  .nav-inner{padding:13px 18px;gap:12px;}
  .brand-text{font-size:15.5px;}
  .hero{min-height:68vh;}
  .hero-inner{padding:52px 18px 0;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:15.5px;margin-bottom:26px;}
  .hero-actions{margin-bottom:38px;}
  .hero-actions .btn-cta,.hero-actions .btn-ghost{flex:1 1 100%;min-height:46px;}
  .hero-stat{padding:18px;}
  .hero-stat b{font-size:23px;}
  .hero-gap{height:72px;}
  .section{padding:56px 0;}
  .section-title{font-size:24px;}
  .news-item{grid-template-columns:1fr;gap:14px;}
  .news-thumb img{aspect-ratio:16/9;}
  .field-row{grid-template-columns:1fr;}
  .form-card{padding:24px 20px 26px;}
  .footer-top{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575.98px){
  .hero h1{font-size:28px;}
  .hero-stats{grid-template-columns:1fr;}
  .icon-btn{display:none;}
  .btn-cta{padding:10px 16px;font-size:14px;}
}

/* roulang page: article */
:root{
  --c-night:#0F1030;
  --c-deep:#1B1440;
  --c-primary:#35D0C0;
  --c-accent:#FFC65C;
  --c-cta:#FF6A3D;
  --c-bg:#F7F5F2;
  --c-surface:#FFFFFF;
  --c-ink:#14131C;
  --c-ink-2:#5A5870;
  --c-ink-3:#8A8798;
  --c-line:#E3E0DA;
  --c-ok:#2FA36B;
  --c-warn:#E0A028;
  --c-err:#D9534F;
  --r-sm:10px;
  --r-md:12px;
  --r-card:14px;
  --r-dark:16px;
  --sh-1:0 6px 18px rgba(20,19,28,.06);
  --sh-2:0 14px 34px rgba(20,19,28,.12);
  --sp-section:96px;
  --bs-primary:#35D0C0;
  --bs-primary-rgb:53,208,192;
  --bs-body-bg:#F7F5F2;
  --bs-body-color:#14131C;
  --bs-border-radius:12px;
  --bs-border-color:#E3E0DA;
  --bs-link-color:#14131C;
  --bs-link-hover-color:#1F9E91;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--bs-font-sans-serif);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-ink);text-decoration:none;transition:color .18s ease}
a:hover{color:#1F9E91}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;letter-spacing:.2px}
p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
@media (min-width:1200px) and (max-width:1399.98px){.container-x{max-width:1140px}}
.tabular{font-variant-numeric:tabular-nums}

/* ============ header / nav ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  background:rgba(247,245,242,.96);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .22s ease,padding .22s ease,background .22s ease;
}
.site-header.is-scrolled{
  box-shadow:0 8px 24px rgba(20,19,28,.10);
  background:rgba(247,245,242,.96);
  backdrop-filter:saturate(140%) blur(8px);
}
.site-header.is-scrolled .nav-inner{padding-top:10px;padding-bottom:10px}
.nav-inner{display:flex;align-items:center;gap:20px;padding-top:16px;padding-bottom:16px;transition:padding .22s ease}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--c-night),var(--c-deep));
  color:var(--c-accent);font-size:14px;box-shadow:0 4px 12px rgba(15,16,48,.28)
}
.brand-text{font-weight:900;font-size:18px;letter-spacing:.4px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-link{
  position:relative;padding:8px 12px;border-radius:999px;font-size:15px;font-weight:600;color:var(--c-ink-2);
  transition:background .18s ease,color .18s ease
}
.nav-link:hover{background:#EDEAE4;color:var(--c-ink)}
.nav-link.active{color:var(--c-ink);background:#E7F6F3}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--c-primary)
}
.nav-tools{display:flex;align-items:center;gap:10px;margin-left:auto}
.command-search{
  display:flex;align-items:center;gap:8px;background:#EDEAE4;border:1px solid transparent;
  border-radius:10px;padding:7px 10px;min-width:196px;transition:border-color .18s ease,background .18s ease
}
.command-search i{color:var(--c-ink-3);font-size:13px}
.command-search input{border:0;background:transparent;outline:none;font-size:14px;width:100%}
.command-search input::placeholder{color:var(--c-ink-3)}
.command-search:focus-within{background:#fff;border-color:var(--c-primary)}
.kbd{
  font-size:11px;color:var(--c-ink-3);border:1px solid var(--c-line);background:#fff;
  border-radius:6px;padding:1px 5px;line-height:1.5;white-space:nowrap
}
.icon-btn{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);transition:all .18s ease
}
.icon-btn:hover{border-color:var(--c-primary);color:var(--c-ink);transform:translateY(-2px)}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--c-cta);color:#fff;font-weight:700;font-size:15px;
  border:0;border-radius:12px;padding:11px 22px;min-height:44px;
  box-shadow:0 3px 0 rgba(0,0,0,.12);transition:transform .18s ease,filter .18s ease,box-shadow .18s ease
}
.btn-main:hover{filter:brightness(1.08);transform:translateY(-2px);color:#fff}
.btn-main:active{transform:translateY(1px);box-shadow:none}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--c-ink);font-weight:700;font-size:15px;
  border:1px solid var(--c-primary);border-radius:12px;padding:11px 22px;min-height:44px;
  transition:background .18s ease,transform .18s ease
}
.btn-line:hover{background:#E7F6F3;transform:translateY(-2px);color:var(--c-ink)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:#1F9E91;font-size:15px}
.btn-ghost i{transition:transform .18s ease}
.btn-ghost:hover i{transform:translateX(4px)}
.nav-cta{padding:10px 18px;font-size:14.5px}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--c-line);background:#fff;color:var(--c-ink)
}
.nav-mobile{border-top:1px solid var(--c-line);background:#fff}
.nav-mobile-inner{padding:14px 24px 20px;display:flex;flex-direction:column;gap:6px}
.nav-mobile .nav-link{padding:12px 14px;border-radius:10px;font-size:16px}
.nav-mobile .btn-main{margin-top:10px}

/* ============ page frame ============ */
main{display:block;padding-top:96px}
.page-band{
  position:relative;background:var(--c-night);color:#fff;overflow:hidden;
  padding:44px 0 8px;
}
.page-band::before{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 26%,rgba(255,255,255,.32),transparent 60%),
    radial-gradient(1px 1px at 32% 62%,rgba(255,255,255,.26),transparent 60%),
    radial-gradient(1.6px 1.6px at 58% 18%,rgba(255,255,255,.28),transparent 60%),
    radial-gradient(1px 1px at 76% 54%,rgba(255,255,255,.22),transparent 60%),
    radial-gradient(1.2px 1.2px at 90% 30%,rgba(255,255,255,.26),transparent 60%),
    radial-gradient(circle at 78% 0%,rgba(53,208,192,.22),transparent 55%),
    linear-gradient(150deg,var(--c-night) 0%,var(--c-deep) 100%);
  pointer-events:none;
}
.page-band .container-x{position:relative;z-index:1}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.72);padding-bottom:26px}
.crumbs a{color:rgba(255,255,255,.9);font-weight:600}
.crumbs a:hover{color:var(--c-primary)}
.crumbs span.sep{color:rgba(255,255,255,.38)}
.crumbs .current{color:#fff;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ article ============ */
.article-shell{padding:56px 0 8px}
.article-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:44px 48px 52px;max-width:840px;margin:0 auto
}
.article-head{border-bottom:1px solid var(--c-line);padding-bottom:22px;margin-bottom:28px}
.tag-label{
  display:inline-block;background:rgba(255,198,92,.18);color:#8A6212;font-weight:700;
  font-size:12.5px;letter-spacing:.6px;border-radius:999px;padding:4px 12px;margin-bottom:16px
}
.article-head h1{font-size:40px;font-weight:900;line-height:1.28;letter-spacing:.4px}
.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;margin-top:16px;font-size:14px;color:var(--c-ink-3)}
.meta-line .dot{width:4px;height:4px;border-radius:50%;background:var(--c-line)}
.meta-line .tabular{color:var(--c-ink-2);font-weight:600}
.article-cover{
  margin:0 0 32px;border-radius:var(--r-md);overflow:hidden;background:var(--c-line)
}
.article-cover img{width:100%;aspect-ratio:16/10;object-fit:cover}
.article-body{font-size:17px;line-height:1.9;color:#22212B}
.article-body > p{margin-bottom:1.15em}
.article-body h2{font-size:29px;margin:1.9em 0 .7em;padding-left:16px;position:relative}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--c-primary),var(--c-accent))
}
.article-body h3{font-size:21px;margin:1.6em 0 .55em;color:var(--c-ink)}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.15em}
.article-body li{margin-bottom:.5em}
.article-body blockquote{
  margin:1.4em 0;padding:18px 22px;background:#EFF7F5;border-left:3px solid var(--c-primary);
  border-radius:0 12px 12px 0;color:#2C2A38;line-height:1.8
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:1.4em 0;width:100%}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13.5px;color:var(--c-ink-3);text-align:center;margin-top:10px}
.article-body a{color:#1F9E91;font-weight:600;border-bottom:1px solid rgba(53,208,192,.45)}
.article-body a:hover{color:#0F1030;border-bottom-color:var(--c-ink)}
.article-body .table-wrap{overflow-x:auto;margin:1.4em 0;border:1px solid var(--c-line);border-radius:12px}
.article-body table{width:100%;border-collapse:collapse;min-width:560px;font-size:15.5px}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--c-line);text-align:left}
.article-body th{background:#F1EEE9;font-weight:700}
.article-body tr:last-child td{border-bottom:0}
.article-body pre{
  background:var(--c-night);color:#E9E7F5;padding:16px 18px;border-radius:12px;
  overflow-x:auto;font-size:14px;line-height:1.7
}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:2em 0}
.article-body strong{font-weight:800}
.empty-state{
  border:1px dashed var(--c-line);border-radius:var(--r-card);background:#FBF9F6;
  padding:44px 24px;text-align:center
}
.empty-state i{font-size:26px;color:var(--c-ink-3)}
.empty-state h2{font-size:20px;margin:14px 0 8px}
.empty-state p{color:var(--c-ink-2);margin-bottom:18px}
.article-foot{margin-top:36px;padding-top:26px;border-top:1px solid var(--c-line);display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
.tag-set{display:flex;flex-wrap:wrap;gap:8px}
.tag-chip{
  display:inline-block;background:#F1EEE9;color:var(--c-ink-2);border-radius:999px;
  padding:5px 13px;font-size:13px;font-weight:600
}
.tag-chip:hover{background:#E7F6F3;color:#12685F}

/* nav cards */
.post-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:52px}
.nav-card{
  display:block;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease
}
.nav-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary)}
.nav-card .kicker{font-size:12.5px;letter-spacing:.8px;color:var(--c-ink-3);font-weight:700}
.nav-card h3{font-size:18px;margin:8px 0 6px}
.nav-card p{font-size:14.5px;color:var(--c-ink-2);line-height:1.7}

/* ============ sections ============ */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{margin-bottom:36px;max-width:760px}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;letter-spacing:1.2px;
  color:#8A6212;background:rgba(255,198,92,.2);border-radius:999px;padding:4px 12px;margin-bottom:14px
}
.section-head h2{font-size:31px;font-weight:900}
.section-head p{margin-top:12px;color:var(--c-ink-2);font-size:16px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.info-card{
  display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;height:100%
}
.info-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-primary)}
.info-card .thumb{background:var(--c-line);aspect-ratio:16/10;overflow:hidden}
.info-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.info-card:hover .thumb img{transform:scale(1.04)}
.info-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.info-card h3{
  font-size:17.5px;line-height:1.45;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden
}
.info-card .desc{
  font-size:14.5px;color:var(--c-ink-2);line-height:1.75;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden
}
.info-card .foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-ink-3);border-top:1px dashed var(--c-line);padding-top:12px
}
.info-card .foot .more{font-weight:700;color:#1F9E91;display:inline-flex;align-items:center;gap:6px}

/* dark CTA */
.cta-band{
  position:relative;background:var(--c-night);color:#fff;overflow:hidden;
  border-radius:20px;padding:52px 56px;margin:0 auto;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(1.4px 1.4px at 14% 30%,rgba(255,255,255,.3),transparent 60%),
    radial-gradient(1px 1px at 42% 70%,rgba(255,255,255,.24),transparent 60%),
    radial-gradient(1.5px 1.5px at 70% 22%,rgba(255,255,255,.26),transparent 60%),
    radial-gradient(1px 1px at 88% 62%,rgba(255,255,255,.2),transparent 60%),
    radial-gradient(circle at 18% 110%,rgba(53,208,192,.24),transparent 55%),
    linear-gradient(140deg,var(--c-night),var(--c-deep))
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.cta-band h2{font-size:30px;font-weight:900;color:#fff}
.cta-band p{margin-top:14px;color:rgba(255,255,255,.78);font-size:16px}
.cta-points{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:10px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:rgba(255,255,255,.9)}
.cta-points i{color:var(--c-accent);margin-top:5px;font-size:13px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.btn-line-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;
  border:1px solid rgba(255,255,255,.45);color:#fff;font-weight:700;font-size:15px;
  border-radius:12px;padding:11px 22px;transition:background .18s ease,transform .18s ease
}
.btn-line-light:hover{background:rgba(255,255,255,.1);color:#fff;transform:translateY(-2px)}
.cta-panel{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-dark);padding:26px 26px 24px
}
.cta-panel h3{font-size:18px;color:#fff;margin-bottom:16px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13.5px;color:rgba(255,255,255,.82);margin-bottom:6px;font-weight:600}
.field .req{color:var(--c-cta);margin-left:4px}
.field input,.field select{
  width:100%;border-radius:10px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);
  color:#fff;padding:11px 13px;font-size:15px;outline:none;transition:border-color .18s ease,box-shadow .18s ease
}
.field input::placeholder{color:rgba(255,255,255,.45)}
.field input:focus,.field select:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(53,208,192,.22)}
.field select option{color:#14131C}
.form-note{font-size:12.5px;color:rgba(255,255,255,.55);margin-top:12px;line-height:1.7}

/* footer */
.site-footer{background:var(--c-night);color:rgba(255,255,255,.72);margin-top:96px;position:relative;overflow:hidden}
.site-footer::before{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(1.3px 1.3px at 10% 20%,rgba(255,255,255,.24),transparent 60%),
    radial-gradient(1px 1px at 34% 66%,rgba(255,255,255,.18),transparent 60%),
    radial-gradient(1.4px 1.4px at 62% 26%,rgba(255,255,255,.2),transparent 60%),
    radial-gradient(1px 1px at 84% 58%,rgba(255,255,255,.16),transparent 60%),
    linear-gradient(160deg,var(--c-night),var(--c-deep))
}
.site-footer .container-x{position:relative;z-index:1}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;padding:64px 0 44px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.66);max-width:360px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:800;letter-spacing:.4px}
.footer-col a,.footer-col p{display:block;font-size:14.5px;color:rgba(255,255,255,.68);margin-bottom:10px}
.footer-col a:hover{color:var(--c-primary)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.58)
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.8);font-weight:700}
.to-top:hover{color:var(--c-primary)}

/* ============ responsive ============ */
@media (max-width:1199.98px){
  :root{--sp-section:80px}
  .command-search{min-width:160px}
}
@media (max-width:991.98px){
  .nav-links{display:none}
  .command-search{display:none}
  .nav-toggle{display:grid;place-items:center}
  .nav-cta{display:none}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-top{grid-template-columns:repeat(2,minmax(0,1fr));padding:48px 0 32px}
  .article-card{padding:34px 28px 40px}
  .article-head h1{font-size:32px}
  .cta-band{padding:40px 32px}
  .section{padding:72px 0}
}
@media (max-width:767.98px){
  body{font-size:16px}
  main{padding-top:88px}
  .article-shell{padding:36px 0 0}
  .article-card{padding:26px 20px 32px;border-radius:12px}
  .article-head h1{font-size:27px}
  .article-body{font-size:16px;line-height:1.88}
  .article-body h2{font-size:23px}
  .article-body h3{font-size:19px}
  .post-nav{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
  .section{padding:56px 0}
  .section-head h2{font-size:24px}
  .cta-band{padding:32px 22px;border-radius:16px}
  .cta-band h2{font-size:23px}
  .footer-top{grid-template-columns:1fr;gap:24px;padding:40px 0 24px}
  .footer-col a,.footer-col p{margin-bottom:8px}
  .site-footer{margin-top:64px}
}
@media (max-width:575.98px){
  .container-x{padding:0 18px}
  .brand-text{font-size:16px}
  .crumbs{font-size:12.5px}
  .article-head h1{font-size:24px}
  .btn-main,.btn-line,.btn-line-light{width:100%}
  .cta-actions{flex-direction:column}
}

/* roulang page: category1 */
:root{
  --c-night:#0F1030;
  --c-deep:#1B1440;
  --c-primary:#35D0C0;
  --c-primary-deep:#1FA99B;
  --c-accent:#FFC65C;
  --c-accent-deep:#A9761A;
  --c-cta:#FF6A3D;
  --c-cta-deep:#E2542A;
  --c-bg:#F7F5F2;
  --c-surface:#FFFFFF;
  --c-ink:#14131C;
  --c-ink-2:#5A5870;
  --c-ink-3:#8A8798;
  --c-line:#E3E0DA;
  --c-line-dark:rgba(255,255,255,.10);
  --c-ok:#2FA36B;
  --c-warn:#E0A028;
  --c-err:#D9534F;
  --r-sm:10px;
  --r-md:12px;
  --r-card:14px;
  --r-card-dark:16px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(20,19,28,.06);
  --sh-2:0 14px 34px rgba(20,19,28,.12);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-primary:#35D0C0;
  --bs-primary-rgb:53,208,192;
  --bs-body-bg:#F7F5F2;
  --bs-body-color:#14131C;
  --bs-border-color:#E3E0DA;
  --bs-border-radius:12px;
  --bs-font-sans-serif:var(--font-sans);
  --bs-link-color:#14131C;
  --bs-link-hover-color:#1FA99B;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--c-ink);text-decoration:none;transition:color .18s var(--ease),transform .18s var(--ease)}
a:hover{color:var(--c-primary-deep)}
ul,ol{margin:0 0 1.15em;padding-left:1.2em}
li{margin-bottom:.5em}
p{margin:0 0 1.15em}
h1,h2,h3,h4{line-height:1.3;margin:0 0 .6em;font-weight:800;letter-spacing:-.01em}
h1{font-size:48px}
h2{font-size:32px}
h3{font-size:21px}
strong{font-weight:800}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,.accordion-button:focus-visible{
  outline:2px solid var(--c-primary);
  outline-offset:2px;
  border-radius:6px;
}
.container-x{width:100%;max-width:100%;margin:0 auto;padding:0 24px}
@media (min-width:1200px){.container-x{max-width:1140px}}
@media (min-width:1400px){.container-x{max-width:1240px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,242,.96);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s var(--ease),background .25s var(--ease),backdrop-filter .25s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(247,245,242,.96);
  backdrop-filter:saturate(160%) blur(8px);
  box-shadow:0 8px 24px rgba(20,19,28,.08);
}
.header-inner{
  display:flex;align-items:center;gap:20px;
  min-height:72px;
  transition:min-height .25s var(--ease);
}
.site-header.is-scrolled .header-inner{min-height:62px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--c-night),var(--c-deep));
  color:var(--c-accent);font-size:15px;
  box-shadow:0 4px 12px rgba(15,16,48,.28);
}
.brand-text{font-size:17px;font-weight:900;letter-spacing:-.02em;color:var(--c-ink);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:8px}
.nav-link{
  display:inline-flex;align-items:center;
  padding:8px 11px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--c-ink-2);
  white-space:nowrap;
  transition:color .18s var(--ease),background .18s var(--ease);
}
.nav-link:hover{color:var(--c-ink);background:rgba(53,208,192,.10)}
.nav-link.active{color:var(--c-ink);background:rgba(53,208,192,.14);box-shadow:inset 0 -2px 0 var(--c-primary)}
.nav-tools{display:flex;align-items:center;gap:10px;margin-left:auto}
.cmd-search{
  display:flex;align-items:center;gap:8px;
  width:178px;padding:7px 10px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-sm);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.cmd-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(53,208,192,.18)}
.cmd-search i{color:var(--c-ink-3);font-size:13px}
.cmd-search input{
  border:0;outline:0;background:transparent;width:100%;
  font-family:var(--font-sans);font-size:14px;color:var(--c-ink);
}
.cmd-search input::placeholder{color:var(--c-ink-3)}
.kbd{
  font-size:11px;color:var(--c-ink-3);
  border:1px solid var(--c-line);border-radius:6px;
  padding:1px 5px;background:var(--c-bg);white-space:nowrap;
}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-sm);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--c-ink-2);background:#fff;border:1px solid var(--c-line);
  transition:color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.icon-btn:hover{color:var(--c-primary-deep);border-color:var(--c-primary);transform:translateY(-2px)}
.nav-toggle{
  width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;
}
.nav-panel{border-top:1px solid var(--c-line);background:#fff}
.nav-panel-links{display:flex;flex-direction:column;padding:8px 0 16px}
.nav-panel-links a{
  padding:13px 4px;font-size:16px;font-weight:600;color:var(--c-ink-2);
  border-bottom:1px solid var(--c-line);
}
.nav-panel-links a.active{color:var(--c-ink);border-left:3px solid var(--c-primary);padding-left:12px}

/* ---------- buttons ---------- */
.btn-main{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-cta);color:#fff;font-weight:700;font-size:16px;
  padding:12px 24px;border-radius:var(--r-md);border:0;
  box-shadow:0 3px 0 rgba(0,0,0,.12);
  transition:filter .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
  min-height:46px;
}
.btn-main:hover{filter:brightness(1.08);transform:translateY(-2px);color:#fff}
.btn-main:active{transform:translateY(1px);box-shadow:none}
.btn-cta-sm{padding:9px 18px;font-size:15px;min-height:40px;border-radius:var(--r-sm)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  border:1.5px solid var(--c-primary);color:var(--c-ink);
  background:transparent;font-weight:700;font-size:16px;
  padding:11px 22px;border-radius:var(--r-md);min-height:46px;
  transition:background .18s var(--ease),transform .18s var(--ease),color .18s var(--ease);
}
.btn-ghost:hover{background:rgba(53,208,192,.12);transform:translateY(-2px);color:var(--c-ink)}
.btn-ghost-light{
  display:inline-flex;align-items:center;gap:8px;
  border:1.5px solid rgba(255,255,255,.5);color:#fff;
  background:rgba(255,255,255,.06);font-weight:700;font-size:16px;
  padding:11px 22px;border-radius:var(--r-md);min-height:46px;
  transition:background .18s var(--ease),transform .18s var(--ease),border-color .18s var(--ease);
}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;transform:translateY(-2px)}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:15.5px;color:var(--c-primary);
}
.link-arrow::after{content:"→";transition:transform .18s var(--ease)}
.link-arrow:hover{color:var(--c-accent)}
.link-arrow:hover::after{transform:translateX(4px)}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--c-night);
  color:#fff;
  padding:76px 0 68px;
  min-height:520px;
  display:flex;align-items:center;
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  transform:scale(1.04);
  opacity:.72;
}
.page-hero-mask{
  position:absolute;inset:0;
  background:
    radial-gradient(120% 90% at 78% 12%, rgba(53,208,192,.18), transparent 60%),
    linear-gradient(115deg, rgba(15,16,48,.92) 8%, rgba(27,20,64,.78) 52%, rgba(15,16,48,.72) 100%);
}
.starfield{
  position:absolute;inset:-8%;pointer-events:none;
  background-image:
    radial-gradient(1.6px 1.6px at 9% 20%, rgba(255,255,255,.32) 50%, transparent 51%),
    radial-gradient(1.3px 1.3px at 24% 46%, rgba(255,255,255,.22) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 41% 14%, rgba(255,198,92,.28) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 58% 62%, rgba(255,255,255,.20) 50%, transparent 51%),
    radial-gradient(1.6px 1.6px at 72% 28%, rgba(255,255,255,.26) 50%, transparent 51%),
    radial-gradient(1.3px 1.3px at 86% 54%, rgba(53,208,192,.30) 50%, transparent 51%),
    radial-gradient(1.4px 1.4px at 33% 78%, rgba(255,255,255,.18) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 92% 82%, rgba(255,255,255,.16) 50%, transparent 51%);
  background-repeat:no-repeat;
  animation:drift 12s ease-in-out infinite alternate;
}
@keyframes drift{from{transform:translate3d(0,0,0)}to{transform:translate3d(-14px,10px,0)}}
@media (prefers-reduced-motion:reduce){.starfield{animation:none}}
.page-hero-inner{position:relative;z-index:2;width:100%}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.62);margin-bottom:20px}
.crumb a{color:rgba(255,255,255,.72)}
.crumb a:hover{color:var(--c-primary)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.04em;
  color:var(--c-accent);
  background:rgba(255,198,92,.12);
  border:1px solid rgba(255,198,92,.28);
  padding:5px 14px;border-radius:var(--r-pill);
  margin-bottom:20px;
}
.page-hero h1{
  font-size:48px;font-weight:900;letter-spacing:-.02em;
  margin-bottom:18px;max-width:19em;color:#fff;
}
.lede{
  font-size:17.5px;line-height:1.85;color:rgba(255,255,255,.80);
  max-width:46em;margin-bottom:28px;
}
.hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-bottom:34px}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:10px 14px;list-style:none;padding:0;margin:0;
  border-top:1px solid var(--c-line-dark);padding-top:22px;
}
.hero-facts li{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;color:rgba(255,255,255,.78);
  background:rgba(255,255,255,.06);
  border:1px solid var(--c-line-dark);
  border-radius:var(--r-pill);
  padding:6px 14px;margin:0;
}
.hero-facts i{color:var(--c-primary);font-size:12px}
.hero-facts .num{font-variant-numeric:tabular-nums;color:var(--c-accent);font-weight:800}

/* ---------- sections ---------- */
.section{padding:96px 0}
.section-tight{padding:72px 0}
.section-head{max-width:44em;margin-bottom:44px}
.section-head .kicker{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:.06em;
  color:var(--c-primary-deep);margin-bottom:12px;
  border-left:3px solid var(--c-primary);padding-left:10px;
}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--c-ink-2);font-size:16.5px;margin:0}
.surface{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}

/* ---------- points layout ---------- */
.points-layout{display:grid;grid-template-columns:262px minmax(0,1fr);gap:44px;align-items:start}
.points-nav{
  position:sticky;top:108px;
  border-left:2px solid var(--c-line);padding-left:16px;
}
.points-nav .pn-title{
  font-size:12.5px;font-weight:800;letter-spacing:.08em;color:var(--c-ink-3);
  margin-bottom:12px;
}
.points-nav a{
  display:flex;align-items:baseline;gap:10px;
  padding:9px 0;font-size:15px;font-weight:600;color:var(--c-ink-2);
  border-bottom:1px dashed transparent;
}
.points-nav a .idx{
  font-variant-numeric:tabular-nums;font-weight:900;font-size:13px;color:var(--c-ink-3);
  min-width:20px;
}
.points-nav a:hover{color:var(--c-ink)}
.points-nav a.active{color:var(--c-ink)}
.points-nav a.active .idx{color:var(--c-primary)}
.points-nav a.active::after{content:"";flex:1;height:1px;background:var(--c-line);align-self:center}
.points-list{display:grid;gap:18px}
.point-card{
  display:grid;grid-template-columns:66px minmax(0,1fr);gap:22px;
  background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px 28px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  scroll-margin-top:110px;
}
.point-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D6D2C9}
.point-num{
  font-size:26px;font-weight:900;font-variant-numeric:tabular-nums;
  color:var(--c-accent-deep);
  line-height:1.1;
}
.point-body h3{margin-bottom:8px;font-size:20px}
.point-body p{color:var(--c-ink-2);font-size:16px;margin-bottom:12px}
.point-body p:last-child{margin-bottom:0}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;color:var(--c-ink-2);
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-pill);
  padding:3px 11px;
}
.tag.tag-accent{background:rgba(255,198,92,.16);border-color:rgba(255,198,92,.44);color:var(--c-accent-deep)}
.tag.tag-ok{background:rgba(47,163,107,.12);border-color:rgba(47,163,107,.3);color:#1F7350}

/* ---------- slots ---------- */
.slot-list{border-top:1px solid var(--c-line)}
.slot-row{
  display:grid;grid-template-columns:170px minmax(0,1fr);
  gap:28px;padding:24px 4px;border-bottom:1px solid var(--c-line);
  transition:background .2s var(--ease);
}
.slot-row:hover{background:rgba(53,208,192,.05)}
.slot-time{
  font-variant-numeric:tabular-nums;font-weight:900;font-size:19px;color:var(--c-ink);
  display:flex;align-items:center;gap:10px;
}
.slot-time .dot{
  width:9px;height:9px;border-radius:50%;background:var(--c-accent);flex:0 0 auto;
  box-shadow:0 0 0 3px rgba(255,198,92,.24);
}
.slot-body h3{font-size:19px;margin-bottom:6px}
.slot-body p{color:var(--c-ink-2);font-size:15.8px;margin:0}

/* ---------- prepare ---------- */
.prepare-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:center}
.prepare-text{grid-column:span 6}
.prepare-media{grid-column:span 6}
.media-frame{
  border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--c-line);box-shadow:var(--sh-1);background:var(--c-line);
}
.media-frame img{width:100%;aspect-ratio:16/10;object-fit:cover}
.check-list{list-style:none;padding:0;margin:0 0 4px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;border-bottom:1px dashed var(--c-line);
  font-size:16px;color:var(--c-ink-2);margin:0;
}
.check-list li:last-child{border-bottom:0}
.check-list i{color:var(--c-primary);font-size:15px;margin-top:5px;flex:0 0 auto}
.check-list strong{color:var(--c-ink)}
.note-box{
  margin-top:22px;padding:16px 18px;
  background:rgba(53,208,192,.08);
  border-left:3px solid var(--c-primary);border-radius:0 var(--r-sm) var(--r-sm) 0;
  font-size:15px;color:var(--c-ink-2);
}
.note-box strong{color:var(--c-ink)}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px}
.faq-wrap .accordion-item{
  border:1px solid var(--c-line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;background:var(--c-surface);
  box-shadow:var(--sh-1);
}
.faq-wrap .accordion-button{
  font-family:var(--font-sans);font-size:18px;font-weight:800;color:var(--c-ink);
  background:var(--c-surface);padding:19px 22px;box-shadow:none!important;
  border-left:3px solid transparent;
  transition:background .18s var(--ease),border-color .18s var(--ease);
}
.faq-wrap .accordion-button:not(.collapsed){
  background:var(--c-surface);color:var(--c-ink);
  border-left-color:var(--c-primary);
}
.faq-wrap .accordion-button::after{
  background-image:none;
  content:"\f078";
  font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;
  color:var(--c-ink-3);
  transition:transform .18s var(--ease),color .18s var(--ease);
  width:auto;height:auto;
}
.faq-wrap .accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--c-primary)}
.faq-wrap .accordion-body{
  padding:4px 22px 22px;color:var(--c-ink-2);font-size:16px;line-height:1.85;
  border-left:3px solid var(--c-primary);
}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:20px;
  background:linear-gradient(130deg,var(--c-night) 0%,var(--c-deep) 100%);
  color:#fff;padding:54px 52px;
  box-shadow:0 20px 46px rgba(15,16,48,.24);
}
.cta-band .starfield{opacity:.7}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:36px;align-items:center}
.cta-band h2{font-size:30px;margin-bottom:12px;color:#fff}
.cta-band p{color:rgba(255,255,255,.78);margin:0;max-width:40em;font-size:16.5px}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.cta-actions .link-arrow{color:var(--c-primary)}
.cta-actions .link-arrow:hover{color:var(--c-accent)}

/* ---------- footer ---------- */
.site-footer{
  background:linear-gradient(160deg,var(--c-night) 0%,var(--c-deep) 100%);
  color:rgba(255,255,255,.72);
  padding:64px 0 28px;margin-top:96px;
  position:relative;
}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;
  padding-bottom:40px;border-bottom:1px solid var(--c-line-dark);
}
.site-footer .brand-text{color:#fff}
.footer-brand p{font-size:15px;line-height:1.8;color:rgba(255,255,255,.62);margin-top:16px;max-width:34em}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:800}
.footer-col a,.footer-col p{
  display:block;font-size:14.5px;color:rgba(255,255,255,.66);
  margin:0 0 10px;line-height:1.7;
}
.footer-col a:hover{color:var(--c-primary)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding-top:22px;font-size:13.5px;color:rgba(255,255,255,.55);flex-wrap:wrap;
}
.to-top{color:rgba(255,255,255,.7);display:inline-flex;align-items:center;gap:8px;font-weight:600}
.to-top:hover{color:var(--c-accent)}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  h1{font-size:44px}
  .page-hero h1{font-size:44px}
  .nav-link{font-size:14.5px;padding:8px 9px}
  .cmd-search{width:150px}
}
@media (max-width:991px){
  .nav-links{display:none}
  .cmd-search{display:none}
  .page-hero{padding:60px 0 52px;min-height:0}
  .section{padding:72px 0}
  .section-tight{padding:58px 0}
  .points-layout{grid-template-columns:1fr;gap:28px}
  .points-nav{position:static;border-left:0;border-top:1px solid var(--c-line);padding:18px 0 0}
  .points-nav a{border-bottom:1px dashed var(--c-line)}
  .points-nav a.active::after{display:none}
  .prepare-text,.prepare-media{grid-column:span 12}
  .cta-inner{grid-template-columns:1fr;gap:26px}
  .cta-band{padding:40px 30px}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  body{font-size:16px}
  h1{font-size:32px}
  h2{font-size:25px}
  h3{font-size:19px}
  .page-hero h1{font-size:31px;max-width:100%}
  .lede{font-size:16px}
  .section{padding:58px 0}
  .slot-row{grid-template-columns:1fr;gap:8px;padding:20px 2px}
  .point-card{grid-template-columns:1fr;gap:12px;padding:22px 20px}
  .point-num{font-size:22px}
  .hero-actions{gap:16px}
  .btn-main,.btn-ghost,.btn-ghost-light{width:100%;justify-content:center}
  .hero-actions .link-arrow{width:auto}
  .cta-actions{width:100%}
  .cta-actions .btn-main{width:100%}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .brand-text{font-size:16px}
}
@media (max-width:519px){
  .container-x{padding:0 18px}
  .page-hero h1{font-size:28px}
  .eyebrow{font-size:12px}
  .hero-facts li{font-size:13px}
}

/* roulang page: category2 */
:root{
  --c-night:#0F1030;
  --c-deep:#1B1440;
  --c-primary:#35D0C0;
  --c-accent:#FFC65C;
  --c-cta:#FF6A3D;
  --c-bg:#F7F5F2;
  --c-surface:#FFFFFF;
  --c-soft:#F1EFEA;
  --c-ink:#14131C;
  --c-ink-2:#5A5870;
  --c-ink-3:#8A8798;
  --c-line:#E3E0DA;
  --line-dark:rgba(255,255,255,.10);
  --c-ok:#2FA36B;
  --c-warn:#E0A028;
  --c-err:#D9534F;
  --r-10:10px;
  --r-14:14px;
  --r-16:16px;
  --r-18:18px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(20,19,28,.06);
  --sh-2:0 14px 34px rgba(20,19,28,.12);
  --sp-sec:96px;
  --bs-primary:#35D0C0;
  --bs-body-bg:#F7F5F2;
  --bs-body-color:#14131C;
  --bs-border-radius:14px;
  --bs-link-color:#0C7F74;
  --bs-link-hover-color:#0a655c;
  --bs-font-sans-serif:"Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:#0C7F74;text-decoration:none;transition:color .2s ease;}
a:hover{color:#0a655c;}
h1,h2,h3,h4{font-weight:800;line-height:1.3;color:var(--c-ink);margin:0 0 .6em;}
p{margin:0 0 1.15em;}
ul{margin:0 0 1.15em;padding-left:1.15em;}
li{margin-bottom:.5em;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}
.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(15,16,48,.96);
  border-bottom:1px solid var(--line-dark);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{background:rgba(15,16,48,.99);box-shadow:0 8px 24px rgba(6,7,25,.45);}
.header-inner{display:flex;align-items:center;gap:22px;height:76px;transition:height .25s ease;}
.site-header.is-scrolled .header-inner{height:66px;}
.brand{display:flex;align-items:center;gap:10px;color:#fff !important;font-weight:800;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--c-primary),#1f8d86);color:#0b1024;font-size:14px;
}
.brand-text{font-size:17px;white-space:nowrap;letter-spacing:.2px;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-link{
  color:rgba(255,255,255,.72) !important;font-size:15px;font-weight:600;
  padding:8px 13px;border-radius:var(--r-pill);
  transition:color .2s ease,background .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.nav-link:hover{color:#fff !important;background:rgba(255,255,255,.08);}
.nav-link.active{color:#fff !important;background:rgba(53,208,192,.14);box-shadow:inset 0 -2px 0 var(--c-primary);}
.header-tools{display:flex;align-items:center;gap:10px;margin-left:auto;}
.cmd-search{
  display:flex;align-items:center;gap:8px;min-width:196px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);
  border-radius:var(--r-10);padding:7px 11px;transition:border-color .2s ease,background .2s ease;
}
.cmd-search:focus-within{border-color:rgba(53,208,192,.7);background:rgba(255,255,255,.11);}
.cmd-search i{color:rgba(255,255,255,.5);font-size:13px;}
.cmd-search input{background:transparent;border:0;outline:0;color:#fff;font-size:14px;width:100%;}
.cmd-search input::placeholder{color:rgba(255,255,255,.45);}
.kbd{font-size:11px;color:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.2);border-radius:6px;padding:1px 5px;white-space:nowrap;}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-10);display:grid;place-items:center;
  color:rgba(255,255,255,.82) !important;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.11);transition:background .2s ease,color .2s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.15);color:#fff !important;}
.search-icon{display:none;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-10);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);color:#fff;
}
.mobile-panel{background:var(--c-night);border-top:1px solid var(--line-dark);}
.mobile-panel .inner{padding:16px 24px 24px;}
.mobile-panel a{display:block;color:rgba(255,255,255,.82) !important;padding:12px 4px;border-bottom:1px solid rgba(255,255,255,.08);font-weight:600;}
.mobile-panel a.active{color:var(--c-primary) !important;}
.mobile-panel .mobile-cta{margin-top:16px;}
.mobile-panel .mobile-cta .btn-cta{width:100%;}

/* ---------- buttons ---------- */
.btn-cta,.btn-ghost,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:12px;font-weight:700;font-size:15.5px;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease;
  cursor:pointer;border:0;text-align:center;
}
.btn-cta{background:var(--c-cta);color:#fff !important;box-shadow:0 3px 0 rgba(0,0,0,.12);}
.btn-cta:hover{background:#FF7F57;transform:translateY(-2px);}
.btn-cta:active{transform:translateY(1px);box-shadow:none;}
.btn-cta[disabled]{opacity:.72;cursor:not-allowed;transform:none;}
.btn-ghost{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.34);color:#fff !important;}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);}
.btn-line{background:#fff;border:1px solid var(--c-primary);color:var(--c-ink) !important;}
.btn-line:hover{background:rgba(53,208,192,.1);transform:translateY(-2px);}

/* ---------- hero ---------- */
.hero-cat{
  position:relative;overflow:hidden;color:#fff;
  padding:104px 0 92px;background:var(--c-night);
}
.hero-cat::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.webp) center/cover no-repeat;
  opacity:.5;
  animation:heroDrift 12s ease-in-out infinite alternate;
}
.hero-cat::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(2px 2px at 12% 24%,rgba(255,255,255,.35),transparent 62%),
    radial-gradient(1.5px 1.5px at 68% 16%,rgba(255,255,255,.3),transparent 62%),
    radial-gradient(1.5px 1.5px at 42% 72%,rgba(255,255,255,.26),transparent 62%),
    radial-gradient(2px 2px at 84% 62%,rgba(255,255,255,.22),transparent 62%),
    radial-gradient(1.5px 1.5px at 26% 52%,rgba(255,255,255,.24),transparent 62%),
    radial-gradient(600px 300px at 82% 10%,rgba(53,208,192,.18),transparent 70%),
    radial-gradient(520px 320px at 6% 92%,rgba(255,198,92,.12),transparent 70%),
    linear-gradient(155deg,rgba(15,16,48,.78) 0%,rgba(27,20,64,.86) 55%,rgba(15,16,48,.9) 100%);
}
@keyframes heroDrift{
  from{transform:scale(1.02) translateY(0);}
  to{transform:scale(1.07) translateY(-10px);}
}
@media (prefers-reduced-motion:reduce){
  .hero-cat::before{animation:none;}
}
.hero-inner{position:relative;z-index:2;max-width:900px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,198,92,.14);border:1px solid rgba(255,198,92,.32);
  color:var(--c-accent);font-size:13px;font-weight:700;margin-bottom:22px;
}
.hero-cat h1{
  font-size:clamp(30px,4vw,50px);font-weight:900;color:#fff;
  letter-spacing:-.5px;line-height:1.24;margin-bottom:18px;
}
.hero-cat .lead{
  font-size:17px;color:rgba(255,255,255,.82);max-width:680px;margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.hero-note{
  margin-top:28px;font-size:14px;color:rgba(255,255,255,.62);
  display:flex;gap:22px;flex-wrap:wrap;
}
.hero-note span{display:inline-flex;align-items:center;gap:7px;font-variant-numeric:tabular-nums;}
.hero-note i{color:var(--c-primary);}

/* ---------- sections ---------- */
.section-band{padding:var(--sp-sec) 0;position:relative;}
.band-surface{background:var(--c-surface);}
.band-soft{background:var(--c-soft);}
.section-head{max-width:760px;margin-bottom:52px;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:#0C7F74;margin-bottom:12px;
}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:900;letter-spacing:-.3px;margin-bottom:14px;}
.section-lead{color:var(--c-ink-2);font-size:16.5px;margin:0;}

/* swap rows */
.swap-row{align-items:center;}
.swap-row + .swap-row{margin-top:78px;}
.media-frame{
  position:relative;border-radius:var(--r-16);overflow:hidden;background:var(--c-deep);
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;
}
.media-frame:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.media-frame img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.media-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,16,48,0) 55%,rgba(15,16,48,.28));
}
.swap-copy h3{font-size:21px;margin-bottom:14px;}
.swap-copy p{color:var(--c-ink-2);}
.dot-list{list-style:none;padding:0;margin:0;}
.dot-list li{position:relative;padding-left:24px;color:var(--c-ink-2);font-size:15.5px;margin-bottom:.5em;}
.dot-list li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;
  border-radius:50%;background:var(--c-accent);
}

/* row list */
.row-list{display:grid;gap:16px;}
.row-item{
  display:grid;grid-template-columns:56px 1fr;gap:20px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-14);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.row-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(53,208,192,.55);}
.row-item .idx{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:rgba(53,208,192,.13);color:#0C7F74;font-weight:800;font-size:16px;
  font-variant-numeric:tabular-nums;
}
.row-item h3{font-size:18px;margin-bottom:6px;}
.row-item p{margin:0;color:var(--c-ink-2);font-size:15.5px;}

/* compare strip */
.compare-strip{
  border:1px solid var(--c-line);border-radius:var(--r-18);overflow:hidden;
  background:var(--c-surface);box-shadow:var(--sh-1);
}
.compare-row{
  display:grid;grid-template-columns:1.05fr 1.5fr .8fr;gap:20px;align-items:center;
  padding:22px 28px;border-bottom:1px solid var(--c-line);
}
.compare-row:last-child{border-bottom:0;}
.compare-row.head{
  background:#FBFAF8;font-size:13px;font-weight:700;color:var(--c-ink-3);
  letter-spacing:.06em;padding-top:16px;padding-bottom:16px;
}
.compare-time{
  display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;
  font-variant-numeric:tabular-nums;color:var(--c-ink);
}
.compare-time i{color:var(--c-accent);font-size:14px;}
.compare-tip{margin:0;color:var(--c-ink-2);font-size:15.5px;}
.compare-tag{
  justify-self:start;font-size:12.5px;font-weight:700;padding:4px 13px;
  border-radius:var(--r-pill);background:var(--c-soft);color:var(--c-ink-2);white-space:nowrap;
}
.compare-tag.hot{
  background:rgba(255,106,61,.12);color:#C4451F;box-shadow:inset 0 0 0 1px rgba(255,106,61,.35);
}

/* form */
.form-shell{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-18);
  padding:34px 34px 28px;box-shadow:var(--sh-1);
}
.form-side h3{font-size:19px;margin-bottom:16px;}
.form-side ul{list-style:none;padding:0;margin:0 0 26px;}
.form-side li{position:relative;padding-left:28px;color:var(--c-ink-2);font-size:15.5px;margin-bottom:14px;}
.form-side li i{position:absolute;left:0;top:.35em;color:var(--c-primary);font-size:14px;}
.form-step{
  display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:12px;
  background:var(--c-soft);font-size:14px;color:var(--c-ink-2);
  font-variant-numeric:tabular-nums;
}
.form-step strong{color:var(--c-ink);font-size:15px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:7px;color:var(--c-ink);}
.req{color:var(--c-cta);margin-left:4px;}
.field .control{
  width:100%;border:1px solid var(--c-line);border-radius:var(--r-10);
  padding:12px 14px;font-size:15px;background:#FCFBF9;color:var(--c-ink);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  font-family:inherit;
}
.field .control:focus{
  outline:0;border-color:var(--c-primary);background:#fff;
  box-shadow:0 0 0 3px rgba(53,208,192,.18);
}
.field textarea.control{min-height:88px;resize:vertical;}
.field .err{display:none;color:var(--c-err);font-size:13px;margin-top:6px;}
.field.has-error .control{border-color:var(--c-err);}
.field.has-error .err{display:block;}
.check-field.has-error .check{color:var(--c-err);}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--c-ink-2);}
.check input{margin-top:5px;width:16px;height:16px;accent-color:#0C7F74;flex:0 0 auto;}
.form-tip{
  display:none;margin:16px 0 0;font-size:14px;color:var(--c-ok);
  background:rgba(47,163,107,.1);border:1px solid rgba(47,163,107,.28);
  border-radius:var(--r-10);padding:10px 14px;
}

/* cta band */
.cta-band{
  position:relative;overflow:hidden;color:#fff;padding:88px 0;
  background:linear-gradient(120deg,var(--c-night) 0%,var(--c-deep) 70%,#241a52 100%);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(2px 2px at 18% 30%,rgba(255,255,255,.3),transparent 62%),
    radial-gradient(1.5px 1.5px at 72% 22%,rgba(255,255,255,.26),transparent 62%),
    radial-gradient(1.5px 1.5px at 88% 74%,rgba(255,255,255,.22),transparent 62%),
    radial-gradient(1.5px 1.5px at 38% 82%,rgba(255,255,255,.2),transparent 62%);
}
.cta-inner{
  position:relative;z-index:2;display:grid;grid-template-columns:1.5fr auto;
  gap:34px;align-items:center;
}
.cta-inner h2{color:#fff;font-size:clamp(24px,2.6vw,32px);margin-bottom:12px;}
.cta-inner p{color:rgba(255,255,255,.74);margin:0;max-width:640px;}

/* footer */
.site-footer{position:relative;background:var(--c-night);color:rgba(255,255,255,.72);padding:72px 0 26px;}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;
  padding-bottom:42px;border-bottom:1px solid var(--line-dark);
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14.5px;color:rgba(255,255,255,.6);max-width:340px;margin:0;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col a,.footer-col p{display:block;color:rgba(255,255,255,.66);font-size:14.5px;margin:0 0 10px;}
.footer-col a:hover{color:var(--c-primary);}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding-top:22px;font-size:13.5px;color:rgba(255,255,255,.52);flex-wrap:wrap;
}
.to-top{color:rgba(255,255,255,.7) !important;display:inline-flex;align-items:center;gap:8px;}
.to-top:hover{color:var(--c-primary) !important;}

/* responsive */
@media (max-width:1399px){
  .container-x{max-width:1140px;}
}
@media (max-width:1199px){
  .cmd-search{min-width:156px;}
  .footer-top{grid-template-columns:1.4fr 1fr 1fr;}
}
@media (max-width:991px){
  :root{--sp-sec:74px;}
  .nav-links{display:none;}
  .cmd-search{display:none;}
  .search-icon{display:grid;place-items:center;}
  .nav-toggle{display:grid;place-items:center;}
  .header-inner{height:68px;gap:12px;}
  .section-head{margin-bottom:40px;}
  .swap-row + .swap-row{margin-top:56px;}
  .cta-inner{grid-template-columns:1fr;gap:22px;}
  .compare-row{grid-template-columns:1fr;gap:8px;padding:18px 20px;}
  .compare-row.head{display:none;}
  .compare-tag{justify-self:start;}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  :root{--sp-sec:60px;}
  .hero-cat{padding:64px 0 60px;min-height:68vh;display:flex;align-items:center;}
  .hero-cat .lead{font-size:16px;}
  .hero-note{gap:14px;flex-direction:column;}
  .row-item{grid-template-columns:1fr;gap:14px;}
  .swap-row .media-frame{margin-bottom:6px;}
  .form-shell{padding:26px 20px 22px;}
  .btn-cta,.btn-ghost,.btn-line{width:100%;}
  .hero-actions .btn-ghost{width:100%;}
  .cta-inner .btn-cta{width:100%;}
}
@media (max-width:575px){
  .container-x{padding:0 18px;}
  .brand-text{font-size:15px;}
  .header-inner{height:62px;}
  .footer-top{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category3 */
:root{
  --c-night:#0F1030;
  --c-deep:#1B1440;
  --c-primary:#35D0C0;
  --c-primary-d:#0E6F67;
  --c-accent:#FFC65C;
  --c-accent-d:#8A5E12;
  --c-cta:#FF6A3D;
  --c-cta-d:#E4522A;
  --c-bg:#F7F5F2;
  --c-surface:#FFFFFF;
  --c-ink:#14131C;
  --c-ink-2:#5A5870;
  --c-ink-3:#8A8798;
  --c-line:#E3E0DA;
  --c-ok:#2FA36B;
  --c-warn:#E0A028;
  --c-err:#D9534F;
  --c-soft:#F1EFEA;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:16px;
  --sh-1:0 6px 18px rgba(20,19,28,.06);
  --sh-2:0 14px 34px rgba(20,19,28,.12);
  --sec-pad:96px;
  --gap:24px;

  --bs-body-bg:var(--c-bg);
  --bs-body-color:var(--c-ink);
  --bs-body-font-family:"Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-border-radius:12px;
  --bs-border-radius-lg:14px;
  --bs-primary:#35D0C0;
  --bs-primary-rgb:53,208,192;
  --bs-link-color:#0E6F67;
  --bs-link-hover-color:#0A544E;
  --bs-border-color:var(--c-line);
  --bs-emphasis-color:var(--c-ink);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease}
ul,ol{margin:0;padding:0}
p{margin:0 0 1.15em}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;letter-spacing:.2px}
h1{font-size:48px;line-height:1.25;font-weight:900}
h2{font-size:32px;line-height:1.3}
h3{font-size:21px;line-height:1.4}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}

.container-x{width:100%;max-width:1140px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container-x{max-width:1240px}}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,242,.94);
  border-bottom:1px solid var(--c-line);
  backdrop-filter:saturate(140%);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-scrolled{background:rgba(247,245,242,.98);box-shadow:0 8px 24px rgba(20,19,28,.10)}
.nav-bar{display:flex;align-items:center;gap:18px;height:78px;transition:height .25s ease}
.site-header.is-scrolled .nav-bar{height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--c-deep),var(--c-night));
  color:var(--c-accent);font-size:15px;box-shadow:0 4px 14px rgba(15,16,48,.30);
}
.brand-text{font-size:18px;font-weight:900;letter-spacing:.4px;color:var(--c-ink)}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:6px;flex-wrap:nowrap}
.nav-link{
  padding:9px 13px;border-radius:10px;font-size:15px;font-weight:600;
  color:var(--c-ink-2);white-space:nowrap;position:relative;
}
.nav-link:hover{color:var(--c-ink);background:#EFEDE8}
.nav-link.active{color:var(--c-primary-d);background:rgba(53,208,192,.15)}
.nav-tools{display:flex;align-items:center;gap:10px;margin-left:auto}
.cmd-search{
  display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--c-line);
  border-radius:10px;padding:7px 10px;min-width:196px;transition:border-color .18s,box-shadow .18s;
}
.cmd-search i{color:var(--c-ink-3);font-size:13px}
.cmd-search input{border:0;outline:0;background:transparent;width:100%;font-size:14px;min-width:60px}
.cmd-search input::placeholder{color:var(--c-ink-3)}
.cmd-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(53,208,192,.18)}
.cmd-search kbd{
  font-family:inherit;font-size:11px;font-weight:700;color:var(--c-ink-3);
  background:var(--c-soft);border:1px solid var(--c-line);border-radius:6px;padding:1px 6px;line-height:1.6;
}
.icon-btn{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  color:var(--c-ink-2);background:#fff;border:1px solid var(--c-line);font-size:15px;
}
.icon-btn:hover{color:var(--c-primary-d);border-color:rgba(53,208,192,.55);background:rgba(53,208,192,.08)}
.btn-cta-sm{
  display:inline-flex;align-items:center;gap:7px;padding:10px 18px;border-radius:12px;
  background:var(--c-cta);color:#fff;font-weight:700;font-size:15px;white-space:nowrap;
  box-shadow:0 3px 0 rgba(0,0,0,.12);transition:transform .16s ease,filter .16s ease,box-shadow .16s ease;
}
.btn-cta-sm:hover{filter:brightness(1.08);color:#fff;transform:translateY(-2px)}
.btn-cta-sm:active{transform:translateY(1px);box-shadow:none}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--c-line);
  background:#fff;color:var(--c-ink);font-size:16px;place-items:center;
}
.mobile-panel{display:none;border-top:1px solid var(--c-line);background:#fff}
.mobile-panel.open{display:block}
.mobile-panel .mp-inner{padding:14px 24px 20px;display:flex;flex-direction:column;gap:6px}
.mobile-panel .nav-link{padding:12px 14px;font-size:16px}
.mobile-panel .cmd-search{min-width:0;width:100%;margin-bottom:8px}

/* ============ BUTTONS ============ */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;min-height:48px;border-radius:12px;border:0;
  background:var(--c-cta);color:#fff;font-weight:700;font-size:16px;
  box-shadow:0 3px 0 rgba(0,0,0,.12);cursor:pointer;
  transition:transform .16s ease,filter .16s ease,box-shadow .16s ease;
}
.btn-main:hover{filter:brightness(1.08);color:#fff;transform:translateY(-2px)}
.btn-main:active{transform:translateY(1px);box-shadow:none}
.btn-main[disabled],.btn-main.is-loading{opacity:.72;cursor:not-allowed;transform:none;box-shadow:none}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;min-height:48px;border-radius:12px;
  border:1.5px solid var(--c-primary);background:transparent;color:var(--c-ink);
  font-weight:700;font-size:16px;cursor:pointer;
}
.btn-ghost:hover{background:rgba(53,208,192,.12);color:var(--c-ink);transform:translateY(-2px)}
.btn-ghost-light{
  display:inline-flex;align-items:center;gap:10px;padding:13px 24px;min-height:48px;
  border-radius:12px;border:1.5px solid rgba(255,255,255,.42);color:#fff;font-weight:700;font-size:16px;
  background:rgba(255,255,255,.06);transition:background-color .18s,transform .18s,border-color .18s;
}
.btn-ghost-light:hover{background:rgba(255,255,255,.15);color:#fff;border-color:rgba(255,255,255,.7);transform:translateY(-2px)}
.btn-ghost-light i,.btn-main i,.btn-ghost i{transition:transform .18s ease}
.btn-ghost-light:hover i,.btn-ghost:hover i{transform:translateX(3px)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--c-primary-d)}
.link-arrow i{transition:transform .18s ease}
.link-arrow:hover{color:#0A544E}
.link-arrow:hover i{transform:translateX(4px)}

/* ============ HERO / KV ============ */
.page-kv{position:relative;background:var(--c-night);color:#fff;overflow:hidden;padding:98px 0 84px}
.page-kv .kv-media{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.55}
.page-kv .kv-veil{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(112deg,rgba(15,16,48,.92) 0%,rgba(27,20,64,.74) 52%,rgba(15,16,48,.90) 100%);
}
.page-kv .kv-stars{
  position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.9;
  background-image:
    radial-gradient(1.6px 1.6px at 8% 24%,rgba(255,255,255,.32),transparent 62%),
    radial-gradient(1.4px 1.4px at 22% 72%,rgba(255,255,255,.24),transparent 62%),
    radial-gradient(1.8px 1.8px at 36% 16%,rgba(255,255,255,.30),transparent 62%),
    radial-gradient(1.2px 1.2px at 48% 58%,rgba(255,198,92,.42),transparent 62%),
    radial-gradient(1.6px 1.6px at 63% 30%,rgba(255,255,255,.28),transparent 62%),
    radial-gradient(1.3px 1.3px at 74% 74%,rgba(53,208,192,.40),transparent 62%),
    radial-gradient(1.7px 1.7px at 86% 22%,rgba(255,255,255,.26),transparent 62%),
    radial-gradient(1.2px 1.2px at 94% 62%,rgba(255,255,255,.22),transparent 62%);
  animation:starDrift 11s ease-in-out infinite alternate;
}
@keyframes starDrift{from{transform:translate3d(0,0,0)}to{transform:translate3d(-14px,-10px,0)}}
.kv-inner{position:relative;z-index:3;max-width:820px}
.badge-soft{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(255,198,92,.16);color:var(--c-accent);font-size:13px;font-weight:700;letter-spacing:.08em;
  border:1px solid rgba(255,198,92,.32);margin-bottom:20px;
}
.page-kv h1{color:#fff;margin-bottom:18px}
.page-kv .kv-lead{font-size:17.5px;line-height:1.85;color:rgba(255,255,255,.82);max-width:700px;margin-bottom:26px}
.kv-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.kv-facts{
  display:flex;flex-wrap:wrap;gap:12px 42px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.12);
}
.kv-facts li{list-style:none;display:flex;align-items:baseline;gap:10px}
.kv-facts strong{font-size:26px;font-weight:900;color:var(--c-accent);font-variant-numeric:tabular-nums}
.kv-facts span{font-size:14px;color:rgba(255,255,255,.72)}

/* ============ SECTIONS ============ */
.section{padding:var(--sec-pad) 0}
.section-alt{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.sec-head{max-width:760px;margin-bottom:48px}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:.16em;
  color:var(--c-primary-d);margin-bottom:12px;
}
.sec-head h2{margin-bottom:14px}
.sec-head p{color:var(--c-ink-2);margin-bottom:0;font-size:16.5px}

/* ============ FLOW TIMELINE ============ */
.flow-line{position:relative;list-style:none}
.flow-line::before{
  content:"";position:absolute;left:27px;top:14px;bottom:24px;width:2px;
  background:linear-gradient(180deg,rgba(53,208,192,.6),rgba(255,198,92,.5),rgba(53,208,192,.18));
}
.flow-item{position:relative;display:flex;gap:24px;padding-bottom:26px}
.flow-item:last-child{padding-bottom:0}
.flow-dot{
  flex:0 0 56px;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:#fff;border:2px solid var(--c-accent);color:var(--c-ink);
  font-weight:900;font-size:17px;font-variant-numeric:tabular-nums;z-index:1;box-shadow:var(--sh-1);
}
.flow-item.is-current .flow-dot{border-color:var(--c-primary);color:var(--c-primary-d);box-shadow:0 0 0 5px rgba(53,208,192,.16)}
.flow-card{
  flex:1;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:22px 26px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;
}
.flow-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.flow-card h3{margin-bottom:8px}
.flow-card p{color:var(--c-ink-2);margin-bottom:12px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-block;padding:4px 11px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:var(--c-soft);color:var(--c-ink-2);border:1px solid var(--c-line);
}
.tag-accent{background:rgba(255,198,92,.18);color:var(--c-accent-d);border-color:rgba(255,198,92,.45)}
.tag-teal{background:rgba(53,208,192,.14);color:var(--c-primary-d);border-color:rgba(53,208,192,.38)}

/* ============ STEP CARDS ============ */
.step-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
.step-card{
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px 26px 24px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(53,208,192,.5)}
.step-no{
  display:inline-block;padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:800;
  letter-spacing:.12em;background:rgba(53,208,192,.14);color:var(--c-primary-d);margin-bottom:14px;
}
.step-card h3{margin-bottom:8px;font-size:19px}
.step-card p{color:var(--c-ink-2);margin-bottom:10px}
.step-card ul li{list-style:none;position:relative;padding-left:20px;margin-bottom:.5em;color:var(--c-ink-2);font-size:15.5px}
.step-card ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:50%;
  background:var(--c-accent);
}
.banner-figure{margin:44px 0 0;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);background:var(--c-deep)}
.banner-figure img{width:100%;aspect-ratio:21/9;object-fit:cover}
.banner-figure figcaption{padding:12px 18px;font-size:13.5px;color:var(--c-ink-3);background:var(--c-surface)}

/* ============ TABLE ============ */
.table-shell{border:1px solid var(--c-line);border-radius:var(--r-md);background:var(--c-surface);overflow:hidden;box-shadow:var(--sh-1)}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.tbl{width:100%;border-collapse:collapse;font-size:15.5px;min-width:660px}
.tbl caption{caption-side:top;text-align:left;padding:16px 20px;font-size:13.5px;color:var(--c-ink-3);border-bottom:1px solid var(--c-line)}
.tbl th{
  text-align:left;padding:14px 20px;background:var(--c-soft);color:var(--c-ink);
  font-size:14px;font-weight:800;letter-spacing:.04em;white-space:nowrap;
}
.tbl td{padding:15px 20px;border-top:1px solid var(--c-line);color:var(--c-ink-2);vertical-align:top;line-height:1.75}
.tbl td:first-child{color:var(--c-ink);font-weight:700;white-space:nowrap}
.tbl tbody tr:hover td{background:#FBFAF8}
.scroll-hint{display:none;padding:10px 18px;font-size:13px;color:var(--c-accent-d);background:rgba(255,198,92,.14);border-top:1px solid rgba(255,198,92,.4)}

/* ============ ASIDE TIPS ============ */
.tips-aside{
  margin-top:32px;display:grid;grid-template-columns:5fr 7fr;gap:var(--gap);align-items:stretch;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
}
.tips-aside .ta-media{position:relative;background:var(--c-deep)}
.tips-aside .ta-media img{width:100%;height:100%;min-height:220px;object-fit:cover}
.tips-body{padding:28px 30px}
.tips-body h3{margin-bottom:12px}
.tips-body ul{display:grid;gap:10px}
.tips-body li{list-style:none;display:flex;gap:12px;color:var(--c-ink-2);font-size:15.5px}
.tips-body li i{color:var(--c-primary);margin-top:.5em;font-size:13px;flex:0 0 auto}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px}
.accordion-item{
  border:1px solid var(--c-line) !important;border-radius:var(--r-md) !important;
  margin-bottom:14px;background:var(--c-surface);overflow:hidden;box-shadow:var(--sh-1);
}
.accordion-button{
  font-weight:800;font-size:17px;color:var(--c-ink);background:var(--c-surface);
  padding:20px 24px 20px 26px;border-radius:var(--r-md) !important;box-shadow:none !important;
  border-left:3px solid transparent;transition:border-color .18s ease,color .18s ease,background-color .18s ease;
}
.accordion-button:not(.collapsed){color:var(--c-primary-d);background:rgba(53,208,192,.06);border-left-color:var(--c-primary)}
.accordion-button:focus{box-shadow:none !important;outline:2px solid var(--c-primary);outline-offset:-2px}
.accordion-button::after{
  width:16px;height:16px;background-size:16px;transition:transform .18s ease;filter:saturate(0) brightness(.4);
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg)}
.accordion-body{padding:0 24px 22px 26px;color:var(--c-ink-2);font-size:16px;line-height:1.85;border-left:3px solid rgba(53,208,192,.35)}

/* ============ CTA BAND ============ */
.cta-band{position:relative;background:var(--c-night);color:#fff;padding:88px 0;overflow:hidden}
.cta-band .cta-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.32}
.cta-band .cta-veil{
  position:absolute;inset:0;
  background:radial-gradient(900px 420px at 12% 8%,rgba(53,208,192,.20),transparent 62%),
             radial-gradient(760px 420px at 88% 92%,rgba(255,106,61,.18),transparent 65%),
             linear-gradient(120deg,rgba(15,16,48,.94),rgba(27,20,64,.86));
}
.cta-grid{position:relative;display:grid;grid-template-columns:1fr 1.06fr;gap:52px;align-items:start}
.cta-grid h2{color:#fff;margin-bottom:16px}
.cta-grid .cta-desc{color:rgba(255,255,255,.78);margin-bottom:24px;font-size:16.5px}
.cta-list{display:grid;gap:12px}
.cta-list li{list-style:none;display:flex;gap:12px;color:rgba(255,255,255,.82);font-size:15.5px}
.cta-list li i{color:var(--c-accent);margin-top:.55em;font-size:13px;flex:0 0 auto}
.form-card{
  background:rgba(255,255,255,.97);border:1px solid rgba(255,255,255,.5);border-radius:var(--r-lg);
  padding:30px;box-shadow:0 24px 60px rgba(0,0,0,.32);color:var(--c-ink);
}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .form-sub{font-size:14px;color:var(--c-ink-3);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:6px;color:var(--c-ink)}
.field .req{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--c-cta);margin-left:6px;vertical-align:2px}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;border:1px solid var(--c-line);border-radius:10px;
  background:#fff;font-size:15px;transition:border-color .18s,box-shadow .18s;
}
.field textarea{min-height:84px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:0;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(53,208,192,.20);
}
.field .err{display:none;font-size:13px;color:var(--c-err);margin-top:6px}
.field.has-error input,.field.has-error select{border-color:var(--c-err)}
.field.has-error .err{display:block}
.check-row{display:flex;gap:10px;align-items:flex-start;margin:6px 0 18px;font-size:14px;color:var(--c-ink-2)}
.check-row input{width:17px;height:17px;margin-top:5px;flex:0 0 auto;accent-color:var(--c-primary)}
.form-note{font-size:13px;color:var(--c-ink-3);margin:12px 0 0;text-align:center}
.form-success{
  display:none;margin-top:14px;padding:12px 14px;border-radius:10px;font-size:14px;
  background:rgba(47,163,107,.10);color:#1E7A4C;border:1px solid rgba(47,163,107,.3);
}
.form-success.show{display:block}

/* ============ FOOTER ============ */
.site-footer{
  position:relative;background:linear-gradient(180deg,var(--c-deep),var(--c-night));
  color:rgba(255,255,255,.74);padding:70px 0 26px;
}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    radial-gradient(1.5px 1.5px at 14% 30%,rgba(255,255,255,.22),transparent 62%),
    radial-gradient(1.2px 1.2px at 42% 74%,rgba(255,255,255,.18),transparent 62%),
    radial-gradient(1.5px 1.5px at 68% 22%,rgba(255,198,92,.28),transparent 62%),
    radial-gradient(1.2px 1.2px at 88% 66%,rgba(53,208,192,.26),transparent 62%);
}
.site-footer .container-x{position:relative;z-index:1}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.10)}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.66);margin:0;max-width:360px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:.06em}
.footer-col a,.footer-col p{display:block;font-size:14.5px;color:rgba(255,255,255,.68);margin:0 0 10px;line-height:1.7}
.footer-col a:hover{color:var(--c-primary)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;padding-top:22px;font-size:13.5px;color:rgba(255,255,255,.55)}
.to-top{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.72);font-weight:700}
.to-top:hover{color:var(--c-primary)}

/* ============ RESPONSIVE ============ */
@media (max-width:1199px){
  h1{font-size:42px}
  .cmd-search{min-width:160px}
  .nav-link{padding:9px 10px;font-size:14.5px}
}
@media (max-width:991px){
  :root{--sec-pad:72px}
  h1{font-size:34px}
  h2{font-size:26px}
  .nav-links,.cmd-search,.nav-tools .icon-btn{display:none}
  .nav-toggle{display:grid;margin-left:auto}
  .nav-bar{height:70px}
  .cta-grid{grid-template-columns:1fr;gap:34px}
  .tips-aside{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px}
  .page-kv{padding:76px 0 64px}
}
@media (max-width:767px){
  :root{--sec-pad:60px;--gap:18px}
  body{font-size:16px}
  h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:19px}
  .page-kv{min-height:68vh;display:flex;align-items:center}
  .kv-facts{gap:12px 26px}
  .kv-facts strong{font-size:22px}
  .flow-line::before{left:20px}
  .flow-item{gap:16px}
  .flow-dot{flex:0 0 42px;width:42px;height:42px;font-size:14px}
  .flow-card{padding:18px 18px 16px}
  .step-grid{grid-template-columns:1fr}
  .banner-figure img{aspect-ratio:16/10}
  .scroll-hint{display:block}
  .tips-body{padding:22px}
  .form-card{padding:22px}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .sec-head{margin-bottom:34px}
}
@media (max-width:519px){
  .container-x{padding:0 18px}
  h1{font-size:27px}
  .btn-main,.btn-ghost,.btn-ghost-light{width:100%}
  .kv-actions{flex-direction:column;align-items:stretch}
}

/* roulang page: category4 */
:root{
  --c-night:#0F1030;
  --c-deep:#1B1440;
  --c-primary:#35D0C0;
  --c-primary-dark:#1F9E90;
  --c-accent:#FFC65C;
  --c-accent-ink:#8A5F0B;
  --c-cta:#FF6A3D;
  --c-bg:#F7F5F2;
  --c-surface:#FFFFFF;
  --c-ink:#14131C;
  --c-ink-2:#5A5870;
  --c-ink-3:#8A8798;
  --c-line:#E3E0DA;
  --c-soft:#F1EEE8;
  --c-ok:#2FA36B;
  --c-warn:#E0A028;
  --c-err:#D9534F;
  --r-lg:16px;
  --r-md:14px;
  --r-sm:12px;
  --r-xs:10px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(20,19,28,.06);
  --sh-2:0 14px 34px rgba(20,19,28,.12);
  --container:1240px;
  --bs-primary:#35D0C0;
  --bs-primary-rgb:53,208,192;
  --bs-body-bg:#F7F5F2;
  --bs-body-color:#14131C;
  --bs-border-radius:12px;
  --bs-border-radius-lg:16px;
  --bs-link-color:#14131C;
  --bs-link-hover-color:#1F9E90;
  --bs-font-sans-serif:"PingFang SC","Source Han Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:"PingFang SC","Source Han Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-ink);text-decoration:none;transition:color .2s;}
a:hover{color:var(--c-primary-dark);}
h1,h2,h3,h4{line-height:1.3;font-weight:800;margin:0;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0 0 1.15em;padding-left:1.2em;}
li{margin-bottom:.5em;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,242,.96);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease, background .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(20,19,28,.10);background:rgba(247,245,242,.99);}
.header-inner{display:flex;align-items:center;gap:18px;min-height:74px;transition:min-height .25s ease;}
.site-header.is-scrolled .header-inner{min-height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:900;font-size:17.5px;letter-spacing:.2px;color:var(--c-ink);flex:none;}
.brand:hover{color:var(--c-ink);}
.brand-mark{
  width:36px;height:36px;border-radius:11px;flex:none;
  display:grid;place-items:center;font-size:15px;color:var(--c-accent);
  background:linear-gradient(140deg,#231A55,#0F1030);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);
}
.brand-text{white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:6px;}
.nav-link{
  position:relative;padding:9px 13px;border-radius:var(--r-xs);
  font-size:15px;font-weight:600;color:var(--c-ink-2);white-space:nowrap;
  transition:color .2s, background .2s;
}
.nav-link:hover{color:var(--c-ink);background:#EFECE6;}
.nav-link.active{color:var(--c-ink);background:rgba(53,208,192,.15);}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  border-radius:2px;background:var(--c-primary);
}
.header-right{margin-left:auto;display:flex;align-items:center;gap:10px;flex:none;}
.cmd-search{
  display:flex;align-items:center;gap:8px;min-width:208px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-xs);
  padding:7px 10px;color:var(--c-ink-3);font-size:14px;
  transition:border-color .2s, box-shadow .2s;
}
.cmd-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(53,208,192,.16);}
.cmd-search input{border:0;outline:0;background:transparent;flex:1;min-width:0;font-size:14px;color:var(--c-ink);}
.cmd-search input::placeholder{color:var(--c-ink-3);}
.kbd{font-size:11px;line-height:1;padding:4px 6px;border-radius:6px;background:#F1EEE8;border:1px solid var(--c-line);color:var(--c-ink-3);white-space:nowrap;}
.icon-btn{
  width:42px;height:42px;border-radius:var(--r-xs);display:grid;place-items:center;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);font-size:15px;
  transition:color .2s, border-color .2s, transform .2s;
}
.icon-btn:hover{color:var(--c-ink);border-color:#CFCAC1;transform:translateY(-1px);}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--c-cta);color:#fff;border:0;border-radius:var(--r-sm);
  padding:12px 24px;font-size:15px;font-weight:700;min-height:44px;
  box-shadow:0 3px 0 rgba(0,0,0,.12);
  transition:transform .2s ease, filter .2s ease, box-shadow .2s ease;
}
.btn-main:hover{color:#fff;filter:brightness(1.08);transform:translateY(-2px);}
.btn-main:active{transform:translateY(1px);box-shadow:none;}
.btn-main[disabled]{opacity:.7;cursor:not-allowed;transform:none;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;border:1px solid var(--c-primary);color:var(--c-ink);
  border-radius:var(--r-sm);padding:11px 22px;font-size:15px;font-weight:700;min-height:44px;
  transition:background .2s, transform .2s, color .2s;
}
.btn-ghost:hover{background:rgba(53,208,192,.12);color:var(--c-ink);transform:translateY(-2px);}
.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.45);color:#fff;
  border-radius:var(--r-sm);padding:11px 22px;font-size:15px;font-weight:700;min-height:44px;
  transition:background .2s, transform .2s;
}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--c-primary-dark);}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(4px);}
.header-cta{padding:11px 20px;}

/* drawer */
.drawer{background:var(--c-bg);border-left:1px solid var(--c-line);width:min(88vw,360px);}
.drawer-title{font-size:17px;font-weight:800;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;border-bottom:1px solid var(--c-line);
  font-size:16px;font-weight:600;color:var(--c-ink-2);
}
.drawer-link.active{color:var(--c-primary-dark);}
.drawer-search{margin:18px 0 8px;min-width:0;width:100%;}
.drawer-cta{margin-top:22px;}

/* ============ KV ============ */
.kv{position:relative;overflow:hidden;color:#fff;isolation:isolate;background:var(--c-night);}
.kv-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;z-index:0;}
.kv-stars{
  position:absolute;inset:0;z-index:1;opacity:.9;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 24%, rgba(255,255,255,.35), transparent 60%),
    radial-gradient(1.5px 1.5px at 28% 12%, rgba(255,255,255,.28), transparent 60%),
    radial-gradient(1.5px 1.5px at 46% 34%, rgba(255,255,255,.22), transparent 60%),
    radial-gradient(1.5px 1.5px at 63% 18%, rgba(255,255,255,.30), transparent 60%),
    radial-gradient(1.5px 1.5px at 78% 40%, rgba(255,255,255,.24), transparent 60%),
    radial-gradient(1.5px 1.5px at 88% 22%, rgba(255,255,255,.32), transparent 60%),
    radial-gradient(1.5px 1.5px at 36% 62%, rgba(255,255,255,.18), transparent 60%),
    radial-gradient(1.5px 1.5px at 68% 72%, rgba(255,255,255,.20), transparent 60%);
  animation:driftStars 12s ease-in-out infinite alternate;
}
@keyframes driftStars{from{transform:translate3d(0,0,0);}to{transform:translate3d(-14px,-8px,0);}}
.kv-veil{
  position:absolute;inset:0;z-index:2;
  background:
    radial-gradient(900px 420px at 16% 8%, rgba(53,208,192,.16), transparent 66%),
    radial-gradient(760px 400px at 86% 76%, rgba(255,198,92,.12), transparent 70%),
    linear-gradient(180deg, rgba(15,16,48,.80) 0%, rgba(27,20,64,.90) 100%);
}
.kv-inner{position:relative;z-index:3;padding:64px 0 78px;}
.crumbs{display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.66);margin-bottom:26px;flex-wrap:wrap;}
.crumbs a{color:rgba(255,255,255,.8);}
.crumbs a:hover{color:#fff;}
.crumbs i{font-size:10px;opacity:.7;}
.kv-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,198,92,.14);border:1px solid rgba(255,198,92,.32);
  color:var(--c-accent);font-size:13px;font-weight:700;letter-spacing:.4px;margin-bottom:22px;
}
.kv h1{
  font-size:clamp(30px,4.4vw,50px);font-weight:900;letter-spacing:-.4px;
  line-height:1.24;max-width:900px;margin-bottom:20px;
}
.kv h1 em{font-style:normal;color:var(--c-primary);}
.kv-lead{max-width:720px;font-size:17px;color:rgba(255,255,255,.82);line-height:1.85;margin-bottom:30px;}
.kv-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:52px;}
.kv-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;
  border-top:1px solid rgba(255,255,255,.14);
}
.kv-stat{padding:20px 22px 4px 0;border-right:1px solid rgba(255,255,255,.10);}
.kv-stat:last-child{border-right:0;}
.kv-stat strong{display:block;font-size:26px;font-weight:900;color:var(--c-accent);font-variant-numeric:tabular-nums;line-height:1.2;}
.kv-stat span{display:block;font-size:13.5px;color:rgba(255,255,255,.7);margin-top:6px;}

/* ============ sections ============ */
.section{padding:96px 0;}
.section.tight{padding:76px 0;}
.section.on-white{background:var(--c-surface);}
.section.on-soft{background:var(--c-soft);}
.section-head{max-width:800px;margin-bottom:42px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:1.4px;color:var(--c-primary-dark);
  text-transform:uppercase;margin-bottom:14px;
}
.section-head .eyebrow::before{content:"";width:22px;height:2px;background:var(--c-primary);border-radius:2px;}
.section-head h2{font-size:clamp(24px,2.9vw,34px);font-weight:900;letter-spacing:-.3px;margin-bottom:14px;}
.section-head p{color:var(--c-ink-2);font-size:16.5px;max-width:720px;margin:0;}

/* 对比条 */
.cmp{display:flex;flex-direction:column;gap:14px;}
.cmp-row{
  display:grid;grid-template-columns:minmax(230px,1.05fr) minmax(0,2.1fr) auto;
  align-items:center;gap:24px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:20px 24px;box-shadow:var(--sh-1);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.cmp-row:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D8D3C9;}
.cmp-key{display:flex;align-items:center;gap:14px;min-width:0;}
.cmp-ico{
  width:46px;height:46px;flex:none;border-radius:var(--r-sm);
  display:grid;place-items:center;font-size:19px;color:var(--c-primary);
  background:linear-gradient(140deg,#241B57,#0F1030);
}
.cmp-key h3{font-size:18px;font-weight:800;margin:0 0 2px;}
.cmp-key p{margin:0;font-size:13px;color:var(--c-ink-3);}
.cmp-cells{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;}
.cmp-cell{padding-left:14px;border-left:2px solid var(--c-line);min-width:0;}
.cmp-cell span{display:block;font-size:12.5px;color:var(--c-ink-3);letter-spacing:.3px;margin-bottom:2px;}
.cmp-cell strong{display:block;font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;}
.cmp-state{display:flex;align-items:center;gap:12px;justify-content:flex-end;}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
  padding:5px 12px;border-radius:var(--r-pill);
  background:#EFECE6;color:var(--c-ink-2);font-size:12.5px;font-weight:700;
}
.badge-accent{
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
  padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(255,198,92,.16);color:var(--c-accent-ink);font-size:12.5px;font-weight:700;
}
.badge-cta{
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
  padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(255,106,61,.10);border:1px solid rgba(255,106,61,.42);
  color:#C6431C;font-size:12.5px;font-weight:700;
}
.badge-ok{
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
  padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(47,163,107,.12);color:#1E7A4C;font-size:12.5px;font-weight:700;
}

/* 图文并置 */
.split-2{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:34px;align-items:start;}
.media-card{
  margin:0;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
}
.media-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--c-deep);}
.media-card figcaption{padding:16px 20px 18px;font-size:13.5px;color:var(--c-ink-2);line-height:1.7;}
.cmp-compact .cmp-row{grid-template-columns:minmax(0,1fr);gap:14px;padding:20px 22px;}
.cmp-compact .cmp-state{justify-content:flex-start;}
.cmp-compact .cmp-cells{grid-template-columns:repeat(3,minmax(0,1fr));}

/* notice strip */
.notice-strip{
  display:flex;align-items:center;gap:14px;margin-top:22px;
  background:rgba(53,208,192,.08);border:1px solid rgba(53,208,192,.30);
  border-radius:var(--r-md);padding:16px 20px;color:#174C46;font-size:14.5px;
}
.notice-strip i{color:var(--c-primary-dark);font-size:16px;flex:none;}

/* FAQ */
.faq-wrap{max-width:920px;}
.accordion.faq-acc{
  --bs-accordion-bg:#FFFFFF;
  --bs-accordion-border-color:var(--c-line);
  --bs-accordion-border-radius:14px;
  --bs-accordion-inner-border-radius:14px;
  --bs-accordion-btn-padding-y:20px;
  --bs-accordion-btn-padding-x:22px;
  --bs-accordion-body-padding-y:6px;
  --bs-accordion-body-padding-x:22px;
  --bs-accordion-color:var(--c-ink-2);
  --bs-accordion-btn-color:var(--c-ink);
  --bs-accordion-active-color:var(--c-ink);
  --bs-accordion-active-bg:#FFFFFF;
  --bs-accordion-btn-focus-box-shadow:0 0 0 3px rgba(53,208,192,.22);
}
.faq-acc .accordion-item{
  border:1px solid var(--c-line);border-radius:var(--r-md);margin-bottom:12px;
  overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow .22s ease;
}
.faq-acc .accordion-item:hover{box-shadow:var(--sh-2);}
.faq-acc .accordion-button{
  font-size:17.5px;font-weight:800;line-height:1.5;padding:20px 52px 20px 22px;
  border:0;border-radius:0;background:#fff;
}
.faq-acc .accordion-button:not(.collapsed){
  background:#fff;box-shadow:inset 3px 0 0 var(--c-primary);
  color:var(--c-ink);
}
.faq-acc .accordion-button::after{transition:transform .18s ease;background-size:16px;width:16px;height:16px;}
.faq-acc .accordion-body{color:var(--c-ink-2);font-size:15.5px;line-height:1.85;padding-bottom:22px;}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(-180deg);}

/* CTA band */
.cta-band{position:relative;overflow:hidden;color:#fff;background:var(--c-night);}
.cta-band-bg{
  position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(760px 360px at 12% 16%, rgba(53,208,192,.18), transparent 68%),
    radial-gradient(720px 380px at 88% 82%, rgba(255,198,92,.13), transparent 70%),
    linear-gradient(160deg,#0F1030 0%, #1B1440 100%);
}
.cta-band-stars{
  position:absolute;inset:0;z-index:1;opacity:.85;
  background-image:
    radial-gradient(1.5px 1.5px at 18% 30%, rgba(255,255,255,.30), transparent 60%),
    radial-gradient(1.5px 1.5px at 42% 16%, rgba(255,255,255,.24), transparent 60%),
    radial-gradient(1.5px 1.5px at 66% 44%, rgba(255,255,255,.22), transparent 60%),
    radial-gradient(1.5px 1.5px at 84% 24%, rgba(255,255,255,.28), transparent 60%),
    radial-gradient(1.5px 1.5px at 54% 76%, rgba(255,255,255,.18), transparent 60%);
}
.cta-inner{position:relative;z-index:2;padding:88px 0;}
.cta-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:start;}
.cta-grid h2{font-size:clamp(24px,2.8vw,34px);font-weight:900;margin-bottom:16px;letter-spacing:-.3px;}
.cta-grid .cta-text{color:rgba(255,255,255,.80);font-size:16.5px;margin-bottom:26px;max-width:520px;}
.cta-list{list-style:none;padding:0;margin:0;}
.cta-list li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.84);font-size:15px;margin-bottom:12px;}
.cta-list i{color:var(--c-primary);margin-top:6px;font-size:12px;flex:none;}
.form-card{
  background:var(--c-surface);border-radius:var(--r-lg);padding:30px 30px 26px;
  box-shadow:0 24px 60px rgba(6,6,26,.35);color:var(--c-ink);
}
.form-card h3{font-size:19px;font-weight:800;margin-bottom:6px;}
.form-card .form-sub{font-size:14px;color:var(--c-ink-2);margin-bottom:22px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:8px;color:var(--c-ink);}
.field .req{color:var(--c-cta);margin-left:4px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--c-line);border-radius:var(--r-xs);
  padding:12px 14px;font-size:15px;font-family:inherit;color:var(--c-ink);
  background:#fff;transition:border-color .2s, box-shadow .2s;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(53,208,192,.18);
}
.field .err{display:none;color:var(--c-err);font-size:13px;margin-top:6px;}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:var(--c-err);}
.field.invalid .err{display:block;}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--c-ink-2);line-height:1.7;}
.check input{margin-top:5px;flex:none;width:16px;height:16px;accent-color:var(--c-primary);}
.check.invalid{color:var(--c-err);}
.check .err{display:none;color:var(--c-err);font-size:13px;margin-top:4px;}
.check.invalid .err{display:block;}
.form-note{margin-top:14px;font-size:13.5px;color:#1E7A4C;min-height:20px;}
.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px;}

/* footer */
.site-footer{background:var(--c-night);color:rgba(255,255,255,.72);position:relative;overflow:hidden;}
.site-footer::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 320px at 10% 0%, rgba(53,208,192,.12), transparent 70%),
    radial-gradient(600px 300px at 90% 100%, rgba(255,198,92,.09), transparent 72%);
  pointer-events:none;
}
.site-footer .container-x{position:relative;z-index:2;}
.footer-top{
  display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));
  gap:40px;padding:72px 0 48px;
}
.footer-brand .brand{color:#fff;font-size:18px;margin-bottom:16px;}
.footer-brand .brand:hover{color:#fff;}
.footer-brand p{font-size:14.5px;color:rgba(255,255,255,.66);line-height:1.85;max-width:380px;margin:0;}
.footer-col h4{font-size:15px;font-weight:800;color:#fff;margin-bottom:16px;}
.footer-col a,.footer-col p{
  display:block;font-size:14.5px;color:rgba(255,255,255,.68);
  margin:0 0 10px;transition:color .2s;
}
.footer-col a:hover{color:var(--c-primary);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.10);padding:22px 0 28px;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.72);font-weight:600;}
.to-top:hover{color:var(--c-primary);}

/* ============ responsive ============ */
@media (min-width:1400px){
  .container-x{max-width:var(--container);}
}
@media (max-width:1199.98px){
  .container-x{max-width:1140px;}
  .cmd-search{min-width:170px;}
  .nav-link{padding:9px 10px;font-size:14.5px;}
}
@media (max-width:991.98px){
  .nav-links{display:none;}
  .cmd-search{display:none;}
  .header-cta{display:none;}
  .kv-inner{padding:48px 0 62px;}
  .section{padding:64px 0;}
  .kv-stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .kv-stat{border-right:0;border-bottom:1px solid rgba(255,255,255,.10);padding:18px 0 14px;}
  .kv-stat:nth-child(odd){padding-right:18px;}
  .kv-stat:nth-child(even){padding-left:18px;border-left:1px solid rgba(255,255,255,.10);}
  .cmp-row{grid-template-columns:minmax(0,1fr);gap:16px;padding:18px 20px;}
  .cmp-cells{grid-template-columns:repeat(3,minmax(0,1fr));}
  .cmp-state{justify-content:flex-start;}
  .split-2{grid-template-columns:minmax(0,1fr);gap:26px;}
  .cta-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
  .cta-inner{padding:64px 0;}
  .footer-top{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;padding:56px 0 36px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .container-x{padding:0 18px;}
  .kv h1{font-size:clamp(28px,7.4vw,34px);}
  .kv-lead{font-size:16px;}
  .kv-actions{gap:12px;margin-bottom:40px;}
  .kv-actions .btn-main,.kv-actions .btn-ghost-light{width:100%;}
  .kv-stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .section{padding:56px 0;}
  .section-head{margin-bottom:30px;}
  .cmp-cells{grid-template-columns:1fr;gap:10px;}
  .cmp-cell{border-left:0;padding-left:0;border-top:1px dashed var(--c-line);padding-top:10px;}
  .cmp-cell:first-child{border-top:0;padding-top:0;}
  .cmp-compact .cmp-cells{grid-template-columns:1fr;}
  .form-card{padding:24px 20px 22px;}
  .form-grid-2{grid-template-columns:1fr;}
  .faq-acc .accordion-button{font-size:16px;padding:18px 46px 18px 18px;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:519.98px){
  .brand-text{font-size:16px;}
  .kv-stat strong{font-size:22px;}
  .section-head h2{font-size:23px;}
}