/* roulang page: index */
:root{
  --ink:#12211e;
  --ink-soft:#3a4a46;
  --muted:#6a7a75;
  --bg:#f6f4ef;
  --bg-deep:#ece8df;
  --card:#ffffff;
  --brand:#ff6b4a;
  --brand-deep:#e2502f;
  --brand-soft:#ffe6de;
  --accent:#0f3d36;
  --accent-soft:#d8ece6;
  --line:#e3ded2;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(18,33,30,.06);
  --shadow-md:0 14px 34px rgba(18,33,30,.10);
  --shadow-lg:0 26px 60px rgba(18,33,30,.16);
  --max:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-size:16px;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-.01em;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid var(--brand);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,244,239,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:26px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:19px;letter-spacing:.01em;white-space:nowrap;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand),#ff9a6b);
  color:#fff;display:grid;place-items:center;font-size:16px;font-weight:800;
  box-shadow:0 6px 16px rgba(255,107,74,.35);
}
.logo-sub{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.14em;margin-top:-2px;}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-main a{
  padding:8px 14px;border-radius:999px;font-size:15px;color:var(--ink-soft);font-weight:500;
}
.nav-main a:hover{background:#fff;color:var(--accent);box-shadow:var(--shadow-sm);}
.nav-main a.active{background:var(--accent);color:#fff;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.lang-switch{
  display:flex;align-items:center;gap:2px;padding:4px;border-radius:999px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.lang-switch button{
  padding:5px 12px;border-radius:999px;font-size:13px;color:var(--muted);font-weight:600;transition:all .2s;
}
.lang-switch button.on{background:var(--accent);color:#fff;}
.lang-switch button:not(.on):hover{color:var(--accent);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 12px 26px rgba(255,107,74,.32);}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,107,74,.4);}
.btn-ghost{background:#fff;color:var(--accent);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--accent);transform:translateY(-2px);}
.btn-dark{background:var(--accent);color:#fff;}
.btn-dark:hover{background:#0a2c27;transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.nav-cta{display:inline-flex;}
.menu-toggle{display:none;width:42px;height:42px;border-radius:12px;background:#fff;border:1px solid var(--line);align-items:center;justify-content:center;font-size:17px;color:var(--accent);}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;}
.mobile-panel.open{display:block;}
.mobile-panel a{display:block;padding:14px 22px;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-soft);}
.mobile-panel a.active{color:var(--brand);font-weight:700;}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:#0d1f1b url('/assets/images/4940a0cf80c5db6e.webp') center/cover no-repeat;
  color:#fff;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(9,26,23,.94) 0%,rgba(9,26,23,.78) 46%,rgba(9,26,23,.34) 100%);
}
.hero-inner{position:relative;z-index:2;padding:76px 0 60px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,107,74,.16);border:1px solid rgba(255,154,107,.5);color:#ffd8ca;
  margin-bottom:22px;
}
.hero h1{
  font-size:clamp(30px,4.4vw,52px);line-height:1.22;max-width:760px;letter-spacing:-.02em;
}
.hero h1 em{font-style:normal;color:#ffb199;}
.hero-lead{
  max-width:660px;margin-top:20px;font-size:16.5px;color:rgba(255,255,255,.86);line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-actions .btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.4);backdrop-filter:blur(6px);}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.2);border-color:#fff;}
.countdown-bar{
  margin-top:44px;display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  padding:16px 22px;border-radius:var(--radius);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);
  backdrop-filter:blur(10px);
}
.countdown-label{font-size:13.5px;color:#ffd8ca;font-weight:700;letter-spacing:.04em;}
.countdown-nums{display:flex;gap:10px;}
.cd-cell{
  min-width:62px;text-align:center;padding:6px 8px;border-radius:10px;background:rgba(9,26,23,.5);
}
.cd-cell b{display:block;font-size:21px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.2;}
.cd-cell span{font-size:11px;color:rgba(255,255,255,.62);letter-spacing:.1em;}
.countdown-tip{font-size:13.5px;color:rgba(255,255,255,.72);margin-left:auto;}
.hero-strip{display:flex;flex-wrap:wrap;gap:26px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.16);}
.hero-strip div{font-size:13.5px;color:rgba(255,255,255,.78);display:flex;align-items:center;gap:8px;}
.hero-strip i{color:#ffb199;}

/* ---------- sections ---------- */
.sec{padding:84px 0;}
.sec-tight{padding:64px 0;}
.sec-white{background:#fff;}
.sec-deep{background:var(--bg-deep);}
.sec-dark{background:#0d1f1b;color:#fff;}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;
  color:var(--brand-deep);text-transform:uppercase;margin-bottom:14px;
}
.sec-dark .eyebrow{color:#ffb199;}
.sec-head h2{font-size:clamp(24px,3vw,34px);letter-spacing:-.02em;}
.sec-head p{margin-top:16px;color:var(--muted);font-size:15.5px;line-height:1.85;}
.sec-dark .sec-head p{color:rgba(255,255,255,.72);}

/* metrics */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.metric{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.metric b{display:block;font-size:34px;font-weight:800;letter-spacing:-.03em;color:var(--accent);line-height:1.1;}
.metric b small{font-size:15px;font-weight:700;margin-left:3px;color:var(--brand);}
.metric span{display:block;margin-top:8px;font-size:14px;color:var(--muted);}

/* problem */
.problem-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;}
.problem-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line);
}
.problem-list li:last-child{border-bottom:none;}
.problem-list i{color:var(--brand);font-size:17px;margin-top:4px;}
.problem-list h4{font-size:16.5px;margin-bottom:4px;}
.problem-list p{font-size:14.5px;color:var(--muted);}
.problem-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);}
.problem-visual img{width:100%;height:420px;object-fit:cover;}
.problem-badge{
  position:absolute;left:20px;bottom:20px;right:20px;
  background:rgba(255,255,255,.94);backdrop-filter:blur(8px);
  border-radius:14px;padding:16px 18px;box-shadow:var(--shadow-md);
}
.problem-badge b{font-size:15px;color:var(--accent);}
.problem-badge span{display:block;font-size:13px;color:var(--muted);margin-top:3px;}

/* matrix */
.matrix{display:grid;grid-template-columns:repeat(12,1fr);gap:18px;}
.mx-card{
  border-radius:var(--radius-lg);padding:30px;border:1px solid var(--line);background:#fff;
  display:flex;flex-direction:column;gap:12px;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.mx-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:transparent;}
.mx-card h3{font-size:20px;}
.mx-card p{font-size:14.5px;color:var(--muted);}
.mx-a{grid-column:span 6;background:linear-gradient(150deg,#0f3d36,#17564b);color:#fff;border-color:transparent;}
.mx-a p{color:rgba(255,255,255,.76);}
.mx-a h3{color:#fff;font-size:24px;}
.mx-b{grid-column:span 3;}
.mx-c{grid-column:span 3;}
.mx-icon{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;font-size:18px;
  background:var(--brand-soft);color:var(--brand-deep);
}
.mx-a .mx-icon{background:rgba(255,255,255,.14);color:#ffb199;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:10px;}
.tag{
  font-size:12.5px;padding:5px 12px;border-radius:999px;background:var(--bg-deep);color:var(--ink-soft);
}
.mx-a .tag{background:rgba(255,255,255,.14);color:#e7f5f1;}
.mx-link{font-size:14px;font-weight:700;color:var(--brand-deep);display:inline-flex;align-items:center;gap:7px;margin-top:auto;}
.mx-a .mx-link{color:#ffb199;}
.mx-link:hover{gap:11px;}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);background:#fff;}
.step{padding:32px 28px;border-right:1px solid var(--line);position:relative;}
.step:last-child{border-right:none;}
.step-num{font-size:44px;font-weight:800;color:var(--bg-deep);line-height:1;letter-spacing:-.04em;}
.step h4{font-size:17.5px;margin:14px 0 8px;}
.step p{font-size:14.5px;color:var(--muted);}

/* gallery rail */
.rail{display:flex;gap:18px;overflow-x:auto;padding:6px 4px 22px;scroll-snap-type:x mandatory;}
.rail::-webkit-scrollbar{height:7px;}
.rail::-webkit-scrollbar-thumb{background:#d7d1c4;border-radius:99px;}
.rail-card{
  flex:0 0 320px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;
}
.rail-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.rail-card img{width:100%;height:190px;object-fit:cover;}
.rail-body{padding:20px 22px 24px;}
.rail-body span{font-size:12.5px;font-weight:700;color:var(--brand-deep);letter-spacing:.06em;}
.rail-body h4{font-size:17px;margin:8px 0 8px;}
.rail-body p{font-size:14px;color:var(--muted);}

/* stuck points */
.stuck-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start;}
.stuck-item{
  display:flex;gap:16px;padding:20px 22px;border-radius:var(--radius);background:#fff;
  border:1px solid var(--line);margin-bottom:14px;box-shadow:var(--shadow-sm);transition:border-color .2s,transform .2s;
}
.stuck-item:hover{border-color:var(--brand);transform:translateX(3px);}
.stuck-item i{color:var(--brand);font-size:18px;margin-top:3px;}
.stuck-item h4{font-size:16px;margin-bottom:4px;}
.stuck-item p{font-size:14px;color:var(--muted);}
.stuck-panel{
  background:linear-gradient(160deg,#0f3d36,#17564b);color:#fff;border-radius:var(--radius-lg);
  padding:34px;box-shadow:var(--shadow-lg);position:sticky;top:96px;
}
.stuck-panel h3{font-size:21px;margin-bottom:14px;}
.stuck-panel p{font-size:14.5px;color:rgba(255,255,255,.78);margin-bottom:16px;}
.stuck-panel ul li{
  display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.88);padding:9px 0;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.stuck-panel ul li:last-child{border-bottom:none;}
.stuck-panel ul i{color:#ffb199;font-size:13px;margin-top:5px;}

/* path timeline */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;position:relative;}
.tl-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow-sm);}
.tl-item b{display:block;font-size:13px;color:var(--brand-deep);letter-spacing:.08em;margin-bottom:10px;}
.tl-item h4{font-size:16.5px;margin-bottom:8px;}
.tl-item p{font-size:13.8px;color:var(--muted);}

/* cms list */
.cms-grid{display:grid;grid-template-columns:1.55fr .9fr;gap:36px;align-items:start;}
.cms-list{display:grid;gap:16px;}
.cms-item{
  display:flex;gap:18px;padding:18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .22s,border-color .22s;
}
.cms-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#f0c4b6;}
.cms-thumb{width:112px;height:82px;border-radius:12px;object-fit:cover;flex:0 0 auto;background:var(--bg-deep);}
.cms-body{min-width:0;}
.cms-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);margin-bottom:6px;}
.cms-meta .chip{background:var(--brand-soft);color:var(--brand-deep);padding:2px 10px;border-radius:999px;font-weight:700;}
.cms-body h3{font-size:16.5px;line-height:1.45;margin-bottom:6px;}
.cms-body p{font-size:13.8px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-empty{padding:36px;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted);font-size:14.5px;background:#fff;}
.side-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm);}
.side-panel h3{font-size:17px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.side-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);}
.side-item:last-child{border-bottom:none;padding-bottom:0;}
.side-item b{color:var(--brand);font-size:13px;font-weight:800;flex:0 0 22px;}
.side-item a{font-size:14px;color:var(--ink-soft);line-height:1.55;}
.side-item a:hover{color:var(--brand-deep);}
.side-cta{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);}
.side-cta a{font-size:14px;font-weight:700;color:var(--accent);display:inline-flex;align-items:center;gap:7px;}

/* trust */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.trust-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:26px 22px;transition:background .25s,transform .25s;
}
.trust-card:hover{background:rgba(255,255,255,.1);transform:translateY(-4px);}
.trust-card i{font-size:22px;color:#ffb199;margin-bottom:14px;}
.trust-card h4{font-size:16px;margin-bottom:8px;color:#fff;}
.trust-card p{font-size:13.8px;color:rgba(255,255,255,.7);}

/* quick answers */
.qa-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.qa-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);}
.qa-card .q{display:flex;gap:12px;font-size:16px;font-weight:700;margin-bottom:12px;}
.qa-card .q i{color:var(--brand);font-size:15px;margin-top:5px;}
.qa-card .a{font-size:14.3px;color:var(--muted);line-height:1.85;padding-left:27px;}

/* voices */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.voice{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow-sm);position:relative;transition:transform .25s,box-shadow .25s;
}
.voice:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.voice p{font-size:14.6px;color:var(--ink-soft);line-height:1.85;}
.voice footer{display:flex;align-items:center;gap:11px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line);}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-weight:800;font-size:14px;}
.voice footer b{display:block;font-size:14px;}
.voice footer span{font-size:12.5px;color:var(--muted);}
.quote-mark{position:absolute;top:18px;right:22px;font-size:30px;color:var(--bg-deep);}

/* form */
.form-wrap{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:48px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:28px;padding:48px;box-shadow:var(--shadow-md);
}
.form-copy h2{font-size:clamp(23px,2.7vw,31px);margin-bottom:16px;}
.form-copy p{font-size:15px;color:var(--muted);margin-bottom:20px;}
.form-copy ul li{display:flex;gap:10px;font-size:14.3px;color:var(--ink-soft);padding:7px 0;}
.form-copy ul i{color:var(--brand);font-size:13px;margin-top:5px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13.5px;font-weight:600;color:var(--ink-soft);}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:var(--bg);
  font-size:14.5px;transition:border-color .2s,background .2s;color:var(--ink);
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(255,107,74,.13);
}
.form-note{font-size:12.8px;color:var(--muted);margin-top:4px;}
.form-msg{display:none;margin-top:14px;padding:12px 16px;border-radius:12px;background:var(--accent-soft);color:var(--accent);font-size:14px;font-weight:600;}
.form-msg.show{display:block;}

/* footer */
.site-footer{background:#0b1b18;color:rgba(255,255,255,.72);padding:60px 0 26px;}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);}
.foot-brand .logo{color:#fff;margin-bottom:16px;}
.foot-brand p{font-size:14px;line-height:1.85;max-width:330px;color:rgba(255,255,255,.6);}
.foot-col h4{font-size:14.5px;color:#fff;margin-bottom:14px;font-weight:700;}
.foot-col a{display:block;font-size:14px;padding:6px 0;color:rgba(255,255,255,.62);}
.foot-col a:hover{color:var(--brand);}
.foot-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding-top:22px;font-size:13px;color:rgba(255,255,255,.45);}

/* responsive */
@media (max-width:1024px){
  .nav-main{display:none;}
  .menu-toggle{display:flex;}
  .nav-cta{display:none;}
  .problem-grid,.cms-grid,.form-wrap,.stuck-grid{grid-template-columns:1fr;gap:34px;}
  .stuck-panel{position:static;}
  .metrics,.trust-grid{grid-template-columns:repeat(2,1fr);}
  .mx-a{grid-column:span 12;}
  .mx-b,.mx-c{grid-column:span 6;}
  .steps{grid-template-columns:1fr;}
  .step{border-right:none;border-bottom:1px solid var(--line);}
  .step:last-child{border-bottom:none;}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .voice-grid{grid-template-columns:1fr 1fr;}
  .foot-top{grid-template-columns:1fr 1fr;}
  .form-wrap{padding:34px;}
}
@media (max-width:768px){
  .sec{padding:60px 0;}
  .hero-inner{padding:56px 0 46px;}
  .hero h1{font-size:29px;}
  .hero-lead{font-size:15.3px;}
  .countdown-tip{margin-left:0;width:100%;}
  .qa-grid{grid-template-columns:1fr;}
  .voice-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .problem-visual img{height:300px;}
  .rail-card{flex:0 0 84%;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .metrics,.trust-grid,.timeline{grid-template-columns:1fr;}
  .mx-b,.mx-c{grid-column:span 12;}
  .hero-actions .btn{width:100%;}
  .cd-cell{min-width:54px;}
  .cd-cell b{font-size:18px;}
  .foot-top{grid-template-columns:1fr;}
  .logo-sub{display:none;}
  .cms-item{flex-direction:column;}
  .cms-thumb{width:100%;height:150px;}
}

/* roulang page: article */
:root{
  --ink:#12211e;
  --ink-soft:#3a4a46;
  --muted:#6a7a75;
  --bg:#f6f4ef;
  --bg-deep:#ece8df;
  --card:#ffffff;
  --brand:#ff6b4a;
  --brand-deep:#e2502f;
  --brand-soft:#ffe6de;
  --accent:#0f3d36;
  --accent-soft:#d8ece6;
  --line:#e3ded2;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(18,33,30,.06);
  --shadow-md:0 14px 34px rgba(18,33,30,.10);
  --shadow-lg:0 26px 60px rgba(18,33,30,.16);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;line-height:1.32;letter-spacing:-.01em;}
p{margin:0;}
figure{margin:0;}
button{font-family:inherit;font-size:inherit;color:inherit;border:none;background:none;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:3px solid rgba(255,107,74,.55);outline-offset:3px;border-radius:8px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,244,239,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:26px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:19px;letter-spacing:.01em;white-space:nowrap;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand),#ff9a6b);
  color:#fff;display:grid;place-items:center;font-size:16px;font-weight:800;
  box-shadow:0 6px 16px rgba(255,107,74,.35);flex:none;
}
.logo-sub{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.14em;margin-top:-2px;}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-main a{padding:8px 14px;border-radius:999px;font-size:15px;color:var(--ink-soft);font-weight:500;}
.nav-main a:hover{background:#fff;color:var(--accent);box-shadow:var(--shadow-sm);}
.nav-main a.active{background:var(--accent);color:#fff;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.lang-switch{display:flex;align-items:center;gap:2px;padding:3px;border-radius:999px;background:#fff;border:1px solid var(--line);}
.lang-switch button{padding:5px 12px;border-radius:999px;font-size:13px;color:var(--muted);font-weight:600;transition:all .2s;}
.lang-switch button.on{background:var(--accent);color:#fff;}
.lang-switch button:not(.on):hover{color:var(--accent);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 12px 26px rgba(255,107,74,.32);}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,107,74,.4);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--accent);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--accent);transform:translateY(-2px);}
.btn-dark{background:var(--accent);color:#fff;box-shadow:0 12px 26px rgba(15,61,54,.24);}
.btn-dark:hover{background:#0a2c27;transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.menu-toggle{display:none;width:42px;height:42px;border-radius:12px;background:#fff;border:1px solid var(--line);align-items:center;justify-content:center;font-size:17px;color:var(--accent);}
.menu-toggle:hover{border-color:var(--accent);}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;box-shadow:var(--shadow-md);}
.mobile-panel.open{display:block;}
.mobile-panel a{display:block;padding:14px 22px;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-soft);}
.mobile-panel a:last-child{border-bottom:none;}
.mobile-panel a.active{color:var(--brand);font-weight:700;}

/* ---------- article hero ---------- */
.art-hero{
  position:relative;overflow:hidden;color:#fff;
  background:#0d1f1b url('/assets/images/40ed78e4182c09e3.webp') center/cover no-repeat;
  padding:60px 0 58px;
}
.art-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(9,26,23,.95) 0%,rgba(9,26,23,.78) 52%,rgba(9,26,23,.42) 100%);
}
.art-hero .container{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.7);margin-bottom:20px;}
.crumb a:hover{color:#fff;}
.crumb .sep{opacity:.45;}
.art-hero h1{
  font-size:clamp(26px,3.6vw,44px);line-height:1.28;max-width:920px;color:#fff;letter-spacing:-.02em;
}
.art-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;font-size:13px;font-weight:500;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);color:#fff;
  backdrop-filter:blur(6px);
}
.chip i{color:#ffb199;font-size:12.5px;}

/* ---------- sections ---------- */
.sec{padding:74px 0;}
.sec-alt{background:var(--bg-deep);}
.sec-head{max-width:740px;margin-bottom:38px;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;
  color:var(--brand-deep);text-transform:uppercase;margin-bottom:13px;
}
.sec-head h2{font-size:clamp(22px,2.7vw,31px);}
.sec-head p{margin-top:13px;color:var(--muted);font-size:15.5px;line-height:1.85;}

/* ---------- article body ---------- */
.art-body{
  max-width:940px;margin:-38px auto 0;position:relative;z-index:5;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);padding:38px clamp(18px,4vw,54px) 46px;
}
.art-cover{border-radius:var(--radius);overflow:hidden;margin-bottom:34px;box-shadow:var(--shadow-sm);}
.art-cover img{width:100%;height:clamp(200px,34vw,360px);object-fit:cover;}
.art-content{font-size:16.5px;color:var(--ink-soft);}
.art-content > * + *{margin-top:18px;}
.art-content h2{
  font-size:22px;color:var(--ink);margin-top:36px;padding-left:14px;
  border-left:4px solid var(--brand);line-height:1.5;
}
.art-content h3{font-size:18px;color:var(--ink);margin-top:26px;}
.art-content h4{font-size:16px;color:var(--ink);margin-top:20px;}
.art-content p{line-height:1.95;}
.art-content a{color:var(--brand-deep);border-bottom:1px solid rgba(226,80,47,.35);}
.art-content a:hover{color:var(--brand);border-bottom-color:var(--brand);}
.art-content ul{list-style:disc;padding-left:24px;}
.art-content ol{list-style:decimal;padding-left:24px;}
.art-content li{margin:8px 0;line-height:1.85;}
.art-content img{border-radius:var(--radius);margin:24px 0;box-shadow:var(--shadow-sm);height:auto;}
.art-content blockquote{
  margin:26px 0;padding:18px 24px;background:var(--brand-soft);color:#8d3520;
  border-left:4px solid var(--brand);border-radius:var(--radius);font-size:15.5px;
}
.art-content strong{color:var(--ink);font-weight:700;}
.art-content table{width:100%;border-collapse:collapse;font-size:15px;margin:22px 0;display:block;overflow-x:auto;}
.art-content th,.art-content td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.art-content th{background:var(--bg-deep);color:var(--ink);}
.art-content hr{border:none;border-top:1px dashed var(--line);margin:32px 0;}
.empty-box{text-align:center;padding:56px 20px;}
.empty-box i{font-size:38px;color:var(--brand);margin-bottom:16px;display:block;}
.empty-box h2{font-size:22px;margin-bottom:10px;}
.empty-box p{color:var(--muted);font-size:15px;margin-bottom:24px;}

/* ---------- points ---------- */
.point-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.point-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.point-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#f6c9bb;}
.point-icon{
  width:46px;height:46px;border-radius:13px;background:var(--brand-soft);color:var(--brand-deep);
  display:grid;place-items:center;font-size:18px;margin-bottom:16px;
}
.point-card h3{font-size:17px;margin-bottom:8px;}
.point-card p{font-size:14.5px;color:var(--muted);line-height:1.85;}

/* ---------- rules ---------- */
.rule-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.rule-item{
  display:flex;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);
}
.rule-item i{color:var(--accent);font-size:17px;margin-top:3px;flex:none;}
.rule-item h4{font-size:15.5px;margin-bottom:5px;}
.rule-item p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- channels ---------- */
.chan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.chan-card{
  position:relative;display:block;border-radius:var(--radius-lg);overflow:hidden;
  min-height:230px;color:#fff;box-shadow:var(--shadow-sm);isolation:isolate;
}
.chan-card img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .55s ease;z-index:-2;
}
.chan-card::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(9,26,23,.12) 0%,rgba(9,26,23,.88) 100%);
}
.chan-card:hover img{transform:scale(1.07);}
.chan-card:hover{box-shadow:var(--shadow-md);}
.chan-body{display:flex;flex-direction:column;justify-content:flex-end;height:100%;padding:24px;}
.chan-body h3{font-size:18px;color:#fff;}
.chan-body p{font-size:13.5px;color:rgba(255,255,255,.82);margin-top:7px;line-height:1.75;}
.chan-link{margin-top:15px;font-size:13.5px;font-weight:700;color:#ffb199;display:inline-flex;align-items:center;gap:7px;}

/* ---------- faq ---------- */
.faq{max-width:880px;margin:0 auto;display:grid;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:0 22px;box-shadow:var(--shadow-sm);transition:border-color .2s ease;
}
.faq-item:hover{border-color:#f0c4b6;}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 0;font-weight:700;font-size:15.5px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--brand);font-size:14px;transition:transform .25s ease;flex:none;}
.faq-item[open] summary i{transform:rotate(45deg);}
.faq-item p{padding-bottom:20px;color:var(--muted);font-size:14.5px;line-height:1.9;}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--accent);color:#fff;
  border-radius:var(--radius-lg);padding:clamp(30px,5vw,56px);box-shadow:var(--shadow-md);
}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;
  background:rgba(255,107,74,.26);filter:blur(6px);
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:26px;align-items:center;justify-content:space-between;}
.cta-inner h2{font-size:clamp(22px,2.7vw,30px);color:#fff;max-width:600px;}
.cta-inner p{color:rgba(255,255,255,.78);margin-top:12px;font-size:15px;max-width:580px;line-height:1.85;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-actions .btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.4);}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.2);border-color:#fff;}

/* ---------- footer ---------- */
.site-footer{background:#0d1f1b;color:rgba(255,255,255,.72);padding:58px 0 24px;margin-top:74px;}
.foot-top{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:36px;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);
}
.foot-brand .logo{color:#fff;font-size:19px;margin-bottom:16px;}
.foot-brand .logo-sub{color:rgba(255,255,255,.45);}
.foot-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);max-width:390px;}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:14px;}
.foot-col a{display:block;font-size:14px;padding:6px 0;color:rgba(255,255,255,.64);}
.foot-col a:hover{color:#ffb199;}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding-top:22px;font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav-main{display:none;}
  .menu-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .point-grid,.chan-grid{grid-template-columns:repeat(2,1fr);}
  .rule-list{grid-template-columns:1fr;}
  .foot-top{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .sec{padding:52px 0;}
  .art-hero{padding:44px 0 54px;}
  .art-body{margin-top:-24px;padding:26px 20px 34px;border-radius:var(--radius);}
  .art-cover img{height:210px;}
  .point-grid,.chan-grid{grid-template-columns:1fr;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .site-footer{margin-top:52px;padding-top:44px;}
  .foot-top{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .nav-wrap{height:64px;gap:12px;}
  .logo{font-size:16px;}
  .logo-mark{width:34px;height:34px;font-size:14px;border-radius:10px;}
  .logo-sub{font-size:10px;letter-spacing:.1em;}
  .lang-switch{padding:2px;}
  .lang-switch button{padding:4px 9px;font-size:12px;}
  .art-hero h1{font-size:24px;}
  .art-content{font-size:15.5px;}
  .art-content h2{font-size:19px;padding-left:11px;}
  .art-content h3{font-size:17px;}
  .sec-head h2{font-size:22px;}
  .faq-item{padding:0 18px;}
  .foot-bottom{flex-direction:column;gap:6px;}
}

/* roulang page: category1 */
:root{
  --ink:#12211e;
  --ink-soft:#3a4a46;
  --muted:#6a7a75;
  --bg:#f6f4ef;
  --bg-deep:#ece8df;
  --card:#ffffff;
  --brand:#ff6b4a;
  --brand-deep:#e2502f;
  --brand-soft:#ffe6de;
  --accent:#0f3d36;
  --accent-soft:#d8ece6;
  --line:#e3ded2;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(18,33,30,.06);
  --shadow-md:0 14px 34px rgba(18,33,30,.10);
  --shadow-lg:0 26px 60px rgba(18,33,30,.16);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
html body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{padding:0;list-style:none;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,244,239,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:26px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:19px;letter-spacing:.01em;white-space:nowrap;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand),#ff9a6b);
  color:#fff;display:grid;place-items:center;font-size:15px;font-weight:800;
  box-shadow:0 6px 16px rgba(255,107,74,.35);
}
.logo-sub{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.14em;margin-top:-2px;}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-main a{padding:8px 14px;border-radius:999px;font-size:15px;color:var(--ink-soft);font-weight:500;}
.nav-main a:hover{background:#fff;color:var(--accent);box-shadow:var(--shadow-sm);}
.nav-main a.active{background:var(--accent);color:#fff;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.lang-switch{display:flex;align-items:center;gap:2px;padding:3px;background:#fff;border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow-sm);}
.lang-switch button{padding:5px 12px;border-radius:999px;font-size:13px;color:var(--muted);font-weight:600;transition:all .2s;}
.lang-switch button.on{background:var(--accent);color:#fff;}
.lang-switch button:not(.on):hover{color:var(--accent);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 12px 26px rgba(255,107,74,.32);}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,107,74,.4);}
.btn-ghost{background:#fff;color:var(--accent);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--accent);transform:translateY(-2px);}
.btn-dark{background:var(--accent);color:#fff;}
.btn-dark:hover{background:#0a2c27;transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand);outline-offset:3px;
}
.nav-cta{display:inline-flex;}
.menu-toggle{display:none;width:42px;height:42px;border-radius:12px;background:#fff;border:1px solid var(--line);align-items:center;justify-content:center;font-size:17px;color:var(--accent);}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;}
.mobile-panel.open{display:block;}
.mobile-panel a{display:block;padding:14px 22px;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-soft);}
.mobile-panel a.active{color:var(--brand);font-weight:700;}

/* ---------- category hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  padding:44px 0 72px;
  background:linear-gradient(160deg,#faf8f3 0%,#f1ece2 60%,#ece6d9 100%);
  border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";position:absolute;right:-180px;top:-160px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,74,.18),rgba(255,107,74,0) 66%);
}
.cat-hero::after{
  content:"";position:absolute;left:-120px;bottom:-180px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,61,54,.12),rgba(15,61,54,0) 68%);
}
.cat-hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13px;color:var(--muted);margin-bottom:20px;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand-deep);}
.crumb i{font-size:10px;opacity:.6;}
.cat-hero h1{font-size:clamp(30px,3.7vw,46px);line-height:1.22;letter-spacing:-.02em;margin-bottom:18px;}
.cat-hero h1 span{color:var(--brand-deep);}
.cat-lead{font-size:16px;color:var(--ink-soft);max-width:580px;line-height:1.85;}
.cat-lead + .cat-lead{margin-top:12px;font-size:15px;color:var(--muted);}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13.5px;font-weight:600;color:var(--accent);box-shadow:var(--shadow-sm);
}
.badge i{color:var(--brand);}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-visual{position:relative;}
.hero-visual img{width:100%;height:390px;object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);}
.visual-card{
  position:absolute;left:-18px;bottom:-20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 20px;box-shadow:var(--shadow-md);max-width:270px;
}
.visual-card b{display:block;font-size:14.5px;color:var(--accent);margin-bottom:4px;}
.visual-card span{font-size:13px;color:var(--muted);line-height:1.6;display:block;}

/* ---------- sections ---------- */
.sec{padding:84px 0;}
.sec-tight{padding:64px 0;}
.sec-alt{background:var(--bg-deep);}
.sec-white{background:#fff;}
.sec-dark{background:#0d1f1b;color:rgba(255,255,255,.78);}
.sec-dark h2,.sec-dark h3,.sec-dark h4{color:#fff;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;
  color:var(--brand-deep);text-transform:uppercase;margin-bottom:14px;
}
.sec-dark .eyebrow{color:#ffb199;}
.sec-head{max-width:780px;margin-bottom:44px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-title{font-size:clamp(24px,2.8vw,34px);line-height:1.3;letter-spacing:-.015em;}
.sec-desc{margin-top:14px;font-size:15.5px;color:var(--muted);line-height:1.85;}
.sec-dark .sec-desc{color:rgba(255,255,255,.7);}

/* ---------- stats board ---------- */
.stats-board{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(255,255,255,.12);
  border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
}
.stat-cell{background:#0d1f1b;padding:30px 26px;}
.stat-cell .num{font-size:clamp(26px,3vw,36px);font-weight:800;color:#ffb199;letter-spacing:-.02em;line-height:1.15;}
.stat-cell .num small{font-size:14px;font-weight:600;color:rgba(255,255,255,.6);margin-left:4px;}
.stat-cell .lab{margin-top:8px;font-size:13.5px;color:rgba(255,255,255,.66);line-height:1.6;}

/* ---------- grids & cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.type-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px 26px;display:flex;flex-direction:column;gap:12px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.type-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#d5cdba;}
.type-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-deep);font-size:18px;
}
.type-card:nth-child(2n) .type-icon{background:var(--accent-soft);color:var(--accent);}
.type-card h3{font-size:17.5px;}
.type-card p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px;}
.tag{
  font-size:12.5px;font-weight:600;padding:4px 11px;border-radius:999px;
  background:var(--bg-deep);color:var(--ink-soft);
}
.tag-brand{background:var(--brand-soft);color:var(--brand-deep);}

/* ---------- compare ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:26px;}
.compare-col{border-radius:var(--radius-lg);padding:32px 30px;border:1px solid var(--line);background:#fff;}
.compare-col.after{background:var(--accent);color:rgba(255,255,255,.82);border-color:var(--accent);box-shadow:var(--shadow-md);}
.compare-col h3{font-size:19px;margin-bottom:6px;}
.compare-col.after h3{color:#fff;}
.compare-col .sub{font-size:13.5px;color:var(--muted);margin-bottom:20px;}
.compare-col.after .sub{color:rgba(255,255,255,.6);}
.compare-list li{display:flex;gap:12px;padding:13px 0;border-bottom:1px dashed var(--line);font-size:14.8px;}
.compare-list li:last-child{border-bottom:none;}
.compare-col.after .compare-list li{border-bottom:1px dashed rgba(255,255,255,.16);color:rgba(255,255,255,.9);}
.compare-list i{margin-top:5px;font-size:13px;color:var(--muted);}
.compare-col.after .compare-list i{color:#ffb199;}

/* ---------- milestone ---------- */
.milestone{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.ms-item{position:relative;padding:28px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;}
.ms-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.ms-item .dot{width:10px;height:10px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 5px var(--brand-soft);margin-bottom:16px;}
.ms-item h4{font-size:16px;margin-bottom:8px;}
.ms-item p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- featured ---------- */
.feature-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s;
}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.feature-card .thumb{position:relative;height:200px;overflow:hidden;}
.feature-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.feature-card:hover .thumb img{transform:scale(1.05);}
.feature-card .thumb .tag{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);color:var(--accent);box-shadow:var(--shadow-sm);}
.feature-body{padding:22px 22px 26px;display:flex;flex-direction:column;gap:10px;flex:1;}
.feature-body h3{font-size:17px;line-height:1.5;}
.feature-body p{font-size:14.2px;color:var(--muted);line-height:1.8;flex:1;}
.feature-meta{display:flex;align-items:center;gap:10px;font-size:12.8px;color:var(--muted);padding-top:6px;border-top:1px dashed var(--line);}
.feature-meta i{color:var(--brand);}

/* ---------- safety ---------- */
.safety-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.safety-img{position:relative;}
.safety-img img{width:100%;height:400px;object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);}
.safety-list li{display:flex;gap:16px;padding:18px 0;border-bottom:1px dashed var(--line);}
.safety-list li:last-child{border-bottom:none;}
.safety-list .s-ico{
  flex:0 0 42px;width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:var(--accent-soft);color:var(--accent);font-size:16px;
}
.safety-list h4{font-size:16px;margin-bottom:3px;}
.safety-list p{font-size:14.2px;color:var(--muted);line-height:1.78;}

/* ---------- faq ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;overflow:hidden;transition:box-shadow .2s,border-color .2s;}
.faq-item[open]{box-shadow:var(--shadow-sm);border-color:#d5cdba;}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 24px;font-size:16px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;
  color:var(--brand);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(180deg);}
.faq-item .ans{padding:0 24px 22px;font-size:14.8px;color:var(--muted);line-height:1.85;}

/* ---------- form ---------- */
.join-panel{
  display:grid;grid-template-columns:1fr 1.05fr;gap:0;
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);background:#fff;
  box-shadow:var(--shadow-md);
}
.join-side{
  position:relative;padding:46px 40px;color:#fff;
  background:#0d1f1b url('/assets/images/158c10fb47f17fc3.webp') center/cover no-repeat;
}
.join-side::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(9,26,23,.92),rgba(9,26,23,.72));}
.join-side > *{position:relative;z-index:2;}
.join-side h2{font-size:26px;line-height:1.32;margin-bottom:14px;}
.join-side p{font-size:14.6px;color:rgba(255,255,255,.78);line-height:1.85;}
.join-side ul{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.join-side li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.82);}
.join-side li i{color:#ffb199;margin-top:5px;font-size:12px;}
.join-form{padding:44px 40px;}
.join-form h3{font-size:19px;margin-bottom:6px;}
.join-form .hint{font-size:13.5px;color:var(--muted);margin-bottom:24px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-soft);margin-bottom:7px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fbfaf7;font-size:14.5px;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(255,107,74,.14);
}
.field textarea{resize:vertical;min-height:96px;line-height:1.7;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-note{font-size:12.8px;color:var(--muted);margin-top:12px;line-height:1.7;}
.join-form .btn{width:100%;margin-top:8px;}

/* ---------- footer ---------- */
.site-footer{background:#0d1f1b;color:rgba(255,255,255,.72);padding:64px 0 26px;}
.foot-top{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:38px;
  padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.12);
}
.foot-brand .logo{color:#fff;margin-bottom:16px;}
.foot-brand p{font-size:14px;line-height:1.9;max-width:390px;color:rgba(255,255,255,.68);}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:700;}
.foot-col a{display:block;font-size:14px;padding:6px 0;color:rgba(255,255,255,.68);}
.foot-col a:hover{color:#ffb199;}
.foot-bottom{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding-top:22px;font-size:13px;color:rgba(255,255,255,.52);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .cat-hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-visual{max-width:640px;}
  .hero-visual img{height:330px;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .milestone{grid-template-columns:repeat(2,1fr);}
  .stats-board{grid-template-columns:repeat(2,1fr);}
  .safety-grid{grid-template-columns:1fr;gap:34px;}
  .safety-img img{height:320px;}
  .join-panel{grid-template-columns:1fr;}
  .foot-top{grid-template-columns:1fr 1fr;gap:30px;}
  .sec{padding:68px 0;}
}
@media (max-width:860px){
  .nav-main{display:none;}
  .lang-switch{display:none;}
  .menu-toggle{display:flex;}
  .nav-wrap{height:64px;gap:14px;}
  .nav-cta{display:none;}
}
@media (max-width:768px){
  .grid-2,.compare,.form-row{grid-template-columns:1fr;}
  .type-card{padding:24px 22px;}
  .cat-hero{padding:32px 0 56px;}
  .hero-visual img{height:280px;}
  .visual-card{left:0;bottom:-16px;padding:14px 16px;max-width:250px;}
  .sec{padding:58px 0;}
  .sec-tight{padding:48px 0;}
  .join-side,.join-form{padding:34px 26px;}
  .compare-col{padding:26px 22px;}
  .stat-cell{padding:24px 20px;}
  .foot-top{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;gap:6px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .hero-cta .btn{width:100%;}
  .grid-3,.milestone{grid-template-columns:1fr;}
  .stats-board{grid-template-columns:1fr;}
  .hero-visual img{height:230px;}
  .cat-hero h1{font-size:28px;}
  .sec-title{font-size:23px;}
  .faq-item summary{padding:16px 18px;font-size:15px;}
  .faq-item .ans{padding:0 18px 18px;}
  .feature-card .thumb{height:180px;}
}

/* roulang page: category3 */
:root{
  --ink:#12211e;
  --ink-soft:#3a4a46;
  --muted:#6a7a75;
  --bg:#f6f4ef;
  --bg-deep:#ece8df;
  --card:#ffffff;
  --brand:#ff6b4a;
  --brand-deep:#e2502f;
  --brand-soft:#ffe6de;
  --accent:#0f3d36;
  --accent-soft:#d8ece6;
  --line:#e3ded2;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(18,33,30,.06);
  --shadow-md:0 14px 34px rgba(18,33,30,.10);
  --shadow-lg:0 26px 60px rgba(18,33,30,.16);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-size:16px;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease,transform .2s ease;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:3px solid rgba(255,107,74,.55);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,244,239,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:26px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:19px;letter-spacing:.01em;white-space:nowrap;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand),#ff9a6b);
  color:#fff;display:grid;place-items:center;font-size:16px;font-weight:800;
  box-shadow:0 6px 16px rgba(255,107,74,.35);
}
.logo-sub{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.14em;margin-top:-2px;}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-main a{
  padding:8px 14px;border-radius:999px;font-size:15px;color:var(--ink-soft);font-weight:500;
}
.nav-main a:hover{background:#fff;color:var(--accent);box-shadow:var(--shadow-sm);}
.nav-main a.active{background:var(--accent);color:#fff;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.lang-switch{display:inline-flex;align-items:center;gap:2px;padding:3px;border-radius:999px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);}
.lang-switch button{
  padding:5px 12px;border-radius:999px;font-size:13px;color:var(--muted);font-weight:600;transition:all .2s;
}
.lang-switch button.on{background:var(--accent);color:#fff;}
.lang-switch button:not(.on):hover{color:var(--accent);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 12px 26px rgba(255,107,74,.32);}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,107,74,.4);}
.btn-ghost{background:#fff;color:var(--accent);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--accent);transform:translateY(-2px);}
.btn-dark{background:var(--accent);color:#fff;}
.btn-dark:hover{background:#0a2c27;transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.nav-cta{display:inline-flex;}
.menu-toggle{display:none;width:42px;height:42px;border-radius:12px;background:#fff;border:1px solid var(--line);align-items:center;justify-content:center;font-size:17px;color:var(--accent);}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;}
.mobile-panel.open{display:block;}
.mobile-panel a{display:block;padding:14px 22px;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-soft);}
.mobile-panel a.active{color:var(--brand);font-weight:700;}

/* ---------- category hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;color:#fff;
  background:#0d1f1b url('/assets/images/40ed78e4182c09e3.webp') center/cover no-repeat;
  padding:66px 0 74px;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(9,26,23,.95) 0%,rgba(9,26,23,.78) 52%,rgba(9,26,23,.4) 100%);
}
.cat-hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:20px;}
.crumbs a:hover{color:#ffb199;}
.cateyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,107,74,.16);border:1px solid rgba(255,154,107,.5);color:#ffd8ca;
  margin-bottom:20px;
}
.cat-hero h1{font-size:clamp(28px,3.9vw,46px);line-height:1.24;letter-spacing:-.02em;max-width:640px;}
.cat-hero h1 em{font-style:normal;color:#ffb199;}
.cat-lead{max-width:600px;margin-top:20px;font-size:16.5px;color:rgba(255,255,255,.87);line-height:1.9;}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.hero-pills span{
  font-size:13px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.24);color:rgba(255,255,255,.88);
}
.cat-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.cat-hero .btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.4);}
.cat-hero .btn-ghost:hover{background:rgba(255,255,255,.2);border-color:#fff;}

/* pick card */
.pick-card{
  position:relative;background:#fff;color:var(--ink);
  border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-lg);
}
.pick-badge{
  position:absolute;top:-13px;left:22px;
  background:var(--brand);color:#fff;font-size:12.5px;font-weight:700;letter-spacing:.06em;
  padding:6px 14px;border-radius:999px;box-shadow:0 8px 18px rgba(255,107,74,.35);
}
.pick-card > img{width:100%;height:168px;object-fit:cover;border-radius:14px;margin-top:6px;}
.pick-card h3{font-size:19px;margin-top:16px;line-height:1.5;}
.pick-card .pick-meta{font-size:13px;color:var(--muted);margin-top:6px;}
.pick-list{margin-top:14px;display:grid;gap:9px;}
.pick-list li{display:flex;gap:9px;font-size:14px;color:var(--ink-soft);}
.pick-list i{color:var(--brand);margin-top:4px;font-size:12px;}
.pick-card .btn{width:100%;margin-top:18px;}
.pick-note{font-size:12.5px;color:var(--muted);text-align:center;margin-top:10px;}

/* ---------- sections ---------- */
.sec{padding:82px 0;}
.sec-alt{background:var(--bg-deep);}
.sec-white{background:#fff;}
.sec-head{max-width:720px;margin-bottom:42px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;
  color:var(--brand-deep);margin-bottom:13px;
}
.sec h2{font-size:clamp(24px,2.8vw,34px);line-height:1.32;letter-spacing:-.01em;}
.sec-sub{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.85;}

/* metrics */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.metric{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d7cfbd;}
.metric b{display:block;font-size:32px;line-height:1.2;color:var(--accent);letter-spacing:-.02em;}
.metric b span{font-size:15px;color:var(--brand);margin-left:3px;}
.metric p{font-size:13.5px;color:var(--muted);margin-top:8px;}

/* activity matrix */
.act-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.act-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.act-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.act-card img{width:100%;height:172px;object-fit:cover;transition:transform .5s ease;}
.act-card:hover img{transform:scale(1.04);}
.act-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.act-body h3{font-size:17.5px;line-height:1.45;}
.act-body p{font-size:14px;color:var(--muted);line-height:1.8;flex:1;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  font-size:12px;font-weight:600;color:var(--accent);
  background:var(--accent-soft);border-radius:999px;padding:4px 11px;
}
.tag.tag-warm{color:var(--brand-deep);background:var(--brand-soft);}

/* compare */
.compare{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.cmp-col{border-radius:var(--radius-lg);padding:30px 28px;border:1px solid var(--line);background:#fff;}
.cmp-col.plain{background:transparent;border-style:dashed;box-shadow:none;}
.cmp-col.best{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:var(--shadow-md);}
.cmp-col h3{font-size:18px;margin-bottom:16px;display:flex;align-items:center;gap:9px;}
.cmp-col.best h3 i{color:#ffb199;}
.cmp-col ul{display:grid;gap:12px;}
.cmp-col li{display:flex;gap:10px;font-size:14.5px;line-height:1.75;color:var(--ink-soft);}
.cmp-col.best li{color:rgba(255,255,255,.86);}
.cmp-col li i{margin-top:5px;font-size:12px;color:var(--muted);}
.cmp-col.best li i{color:#8fd6c4;}

/* timeline */
.timeline{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:18px;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 20px;box-shadow:var(--shadow-sm);position:relative;
  transition:transform .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.step-no{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:var(--accent-soft);color:var(--accent);font-weight:800;font-size:14px;margin-bottom:14px;
}
.step h4{font-size:15.5px;margin-bottom:8px;}
.step p{font-size:13.5px;color:var(--muted);line-height:1.75;}

/* posts */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;gap:10px;height:100%;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#d7cfbd;}
.post-cat{
  align-self:flex-start;font-size:12px;font-weight:700;color:var(--brand-deep);
  background:var(--brand-soft);border-radius:999px;padding:4px 12px;
}
.post-card h3{font-size:16.5px;line-height:1.55;}
.post-card p{font-size:14px;color:var(--muted);line-height:1.8;flex:1;}
.post-foot{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--muted);border-top:1px solid var(--line);padding-top:12px;}
.post-more{display:flex;justify-content:center;margin-top:36px;}
.list-empty{
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius);
  padding:40px 24px;text-align:center;color:var(--muted);font-size:15px;
}

/* guards */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.guard{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow-sm);
}
.guard i{font-size:20px;color:var(--brand);}
.guard h4{font-size:16px;margin:14px 0 8px;}
.guard p{font-size:13.5px;color:var(--muted);line-height:1.8;}

/* faq */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 24px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item[open]{border-color:#d7cfbd;box-shadow:var(--shadow-md);}
.faq-item summary{
  cursor:pointer;font-weight:700;font-size:16px;list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;color:var(--brand);font-weight:700;line-height:1;
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{margin-top:12px;font-size:14.5px;color:var(--ink-soft);line-height:1.9;}

/* join */
.join-sec{
  color:#fff;position:relative;overflow:hidden;
  background:#0d1f1b url('/assets/images/158c10fb47f17fc3.webp') center/cover no-repeat;
  padding:86px 0;
}
.join-sec::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(9,26,23,.95),rgba(9,26,23,.72));}
.join-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;}
.join-copy h2{font-size:clamp(24px,2.8vw,34px);line-height:1.34;}
.join-copy p{margin-top:16px;font-size:15.5px;color:rgba(255,255,255,.84);line-height:1.9;}
.join-points{display:grid;gap:12px;margin-top:24px;}
.join-points li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.86);}
.join-points i{color:#ffb199;margin-top:5px;font-size:12px;}
.join-form{
  background:#fff;color:var(--ink);border-radius:var(--radius-lg);
  padding:30px 28px;box-shadow:var(--shadow-lg);
}
.join-form h3{font-size:18px;margin-bottom:6px;}
.join-form .form-note{font-size:13px;color:var(--muted);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-soft);margin-bottom:7px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fbfaf7;transition:border-color .2s,box-shadow .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,107,74,.16);background:#fff;
}
.field textarea{resize:vertical;min-height:84px;}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.join-form .btn{width:100%;margin-top:6px;}
.form-tip{font-size:12.5px;color:var(--muted);text-align:center;margin-top:12px;}

/* footer */
.site-footer{background:#0b1a17;color:rgba(255,255,255,.78);padding:64px 0 28px;margin-top:0;}
.foot-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);}
.foot-brand .logo{color:#fff;margin-bottom:14px;}
.foot-brand p{font-size:13.8px;line-height:1.9;color:rgba(255,255,255,.6);max-width:380px;}
.foot-col h4{font-size:14.5px;color:#fff;margin-bottom:14px;letter-spacing:.02em;}
.foot-col a{display:block;font-size:13.8px;color:rgba(255,255,255,.62);padding:5px 0;}
.foot-col a:hover{color:#ffb199;}
.foot-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;padding-top:24px;font-size:13px;color:rgba(255,255,255,.5);}

/* responsive */
@media (max-width:1080px){
  .nav-main a{padding:8px 11px;font-size:14px;}
  .cat-hero-grid,.join-grid{grid-template-columns:1fr;gap:34px;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .act-grid,.post-grid{grid-template-columns:repeat(2,1fr);}
  .guard-grid{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(3,1fr);}
  .foot-top{grid-template-columns:1.4fr 1fr 1fr;}
}
@media (max-width:900px){
  .nav-main{display:none;}
  .nav-cta{display:none;}
  .menu-toggle{display:inline-flex;}
  .sec{padding:64px 0;}
  .compare{grid-template-columns:1fr;}
}
@media (max-width:768px){
  .nav-wrap{height:64px;gap:14px;}
  .logo{font-size:17px;}
  .logo-mark{width:34px;height:34px;font-size:14px;}
  .logo-sub{display:none;}
  .cat-hero{padding:48px 0 56px;}
  .cat-lead{font-size:15.5px;}
  .act-grid,.post-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .foot-top{grid-template-columns:1fr 1fr;gap:28px;}
  .foot-brand{grid-column:1 / -1;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .join-form{padding:24px 20px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .metrics{grid-template-columns:1fr;}
  .guard-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .two-col{grid-template-columns:1fr;}
  .foot-top{grid-template-columns:1fr;}
  .cat-actions .btn,.join-form .btn{width:100%;}
  .lang-switch button{padding:5px 9px;font-size:12px;}
  .faq-item{padding:16px 18px;}
  .faq-item summary{font-size:15px;}
}

/* roulang page: category2 */
:root{
  --ink:#12211e;
  --ink-soft:#3a4a46;
  --muted:#6a7a75;
  --bg:#f6f4ef;
  --bg-deep:#ece8df;
  --card:#ffffff;
  --brand:#ff6b4a;
  --brand-deep:#e2502f;
  --brand-soft:#ffe6de;
  --accent:#0f3d36;
  --accent-soft:#d8ece6;
  --line:#e3ded2;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(18,33,30,.06);
  --shadow-md:0 14px 34px rgba(18,33,30,.10);
  --shadow-lg:0 26px 60px rgba(18,33,30,.16);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
html body{
  margin:0;
  padding:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease,background .2s ease;}
ul,ol{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4,h5,p,figure{margin:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
:focus-visible{outline:3px solid rgba(255,107,74,.55);outline-offset:3px;border-radius:8px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,244,239,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:26px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:19px;letter-spacing:.01em;white-space:nowrap;color:var(--ink);}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand),#ff9a6b);
  color:#fff;display:grid;place-items:center;font-size:15px;font-weight:800;
  box-shadow:0 6px 16px rgba(255,107,74,.35);
  flex:none;
}
.logo-sub{display:block;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.14em;margin-top:-3px;}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-main a{
  padding:8px 14px;border-radius:999px;font-size:15px;color:var(--ink-soft);font-weight:500;
}
.nav-main a:hover{background:#fff;color:var(--accent);box-shadow:var(--shadow-sm);}
.nav-main a.active{background:var(--accent);color:#fff;box-shadow:var(--shadow-sm);}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.lang-switch{
  display:flex;align-items:center;gap:2px;
  padding:4px;border-radius:999px;background:#fff;border:1px solid var(--line);
}
.lang-switch button{
  padding:4px 12px;border-radius:999px;font-size:13px;font-weight:600;color:var(--muted);
  transition:background .2s ease,color .2s ease;
}
.lang-switch button.on{background:var(--accent);color:#fff;}
.lang-switch button:not(.on):hover{color:var(--accent);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 12px 26px rgba(255,107,74,.32);}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,107,74,.4);}
.btn-ghost{background:#fff;color:var(--accent);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--accent);transform:translateY(-2px);}
.btn-dark{background:var(--accent);color:#fff;}
.btn-dark:hover{background:#0a2c27;transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.nav-cta{display:inline-flex;}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;background:#fff;
  border:1px solid var(--line);align-items:center;justify-content:center;font-size:17px;color:var(--accent);
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;}
.mobile-panel.open{display:block;}
.mobile-panel a{display:block;padding:14px 22px;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-soft);}
.mobile-panel a.active{color:var(--brand);font-weight:700;}
/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:#0d1f1b url('/assets/images/40ed78e4182c09e3.webp') center/cover no-repeat;
  color:#fff;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(104deg,rgba(9,26,23,.95) 0%,rgba(9,26,23,.80) 48%,rgba(9,26,23,.38) 100%);
}
.hero-inner{position:relative;z-index:2;padding:70px 0 64px;}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,107,74,.16);border:1px solid rgba(255,154,107,.5);color:#ffd8ca;
  margin-bottom:22px;
}
.hero h1{
  font-size:clamp(30px,4.1vw,50px);line-height:1.22;letter-spacing:-.02em;font-weight:800;
}
.hero h1 em{font-style:normal;color:#ffb199;}
.hero-lead{
  max-width:620px;margin-top:20px;font-size:16.5px;color:rgba(255,255,255,.86);line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-actions .btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.4);backdrop-filter:blur(6px);}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.2);border-color:#fff;}
.hero-strip{display:flex;flex-wrap:wrap;gap:24px;margin-top:36px;padding-top:24px;border-top:1px solid rgba(255,255,255,.16);}
.hero-strip div{font-size:13.5px;color:rgba(255,255,255,.78);display:flex;align-items:center;gap:8px;}
.hero-strip i{color:#ffb199;}
.hero-panel{
  background:rgba(255,255,255,.97);color:var(--ink);
  border-radius:var(--radius-lg);padding:28px 26px;
  box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.6);
}
.panel-badge{
  display:inline-block;background:var(--brand-soft);color:var(--brand-deep);
  font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:999px;margin-bottom:12px;
}
.hero-panel h2{font-size:20px;line-height:1.42;font-weight:800;letter-spacing:-.01em;}
.hero-panel p{font-size:14px;color:var(--muted);margin-top:9px;line-height:1.75;}
.panel-list{margin:16px 0 4px;}
.panel-list li{display:flex;gap:9px;font-size:14px;color:var(--ink-soft);padding:5px 0;}
.panel-list i{color:var(--accent);margin-top:5px;font-size:12px;}
.panel-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:10px;
  border-top:1px dashed var(--line);border-bottom:1px dashed var(--line);
  padding:15px 0;margin:16px 0 18px;text-align:center;
}
.panel-stats b{display:block;font-size:21px;line-height:1.2;color:var(--accent);font-weight:800;letter-spacing:-.02em;}
.panel-stats span{font-size:11.5px;color:var(--muted);}
/* ---------- sections ---------- */
.sec{padding:82px 0;}
.sec-light{background:var(--bg);}
.sec-white{background:#fff;}
.sec-deep{background:var(--bg-deep);}
.sec-dark{
  background:#0b201c url('/assets/images/158c10fb47f17fc3.webp') center/cover no-repeat;
  color:#fff;position:relative;overflow:hidden;
}
.sec-dark::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(8,26,22,.94),rgba(8,26,22,.84));}
.sec-dark .container{position:relative;z-index:2;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;
  color:var(--brand-deep);text-transform:uppercase;margin-bottom:12px;
}
.sec-dark .eyebrow{color:#ffb199;}
.sec-head{max-width:720px;margin-bottom:40px;}
.sec-head h2{
  font-size:clamp(24px,2.9vw,34px);line-height:1.32;letter-spacing:-.015em;font-weight:800;color:var(--ink);
}
.sec-head p{font-size:15.5px;color:var(--muted);margin-top:14px;line-height:1.85;}
.sec-dark .sec-head h2{color:#fff;}
.sec-dark .sec-head p{color:rgba(255,255,255,.78);}
.sec-head-center{max-width:720px;margin:0 auto 42px;text-align:center;}
/* ---------- stats ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d5cfc0;}
.stat-card b{display:block;font-size:32px;line-height:1.1;color:var(--accent);font-weight:800;letter-spacing:-.02em;}
.stat-card span{display:block;font-size:14.5px;color:var(--ink-soft);margin-top:9px;font-weight:600;}
.stat-card small{display:block;font-size:12.5px;color:var(--muted);margin-top:6px;line-height:1.6;}
/* ---------- topic cards ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.topic-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;flex-direction:column;gap:10px;
}
.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#d9d2c2;}
.topic-icon{
  width:42px;height:42px;border-radius:13px;background:var(--brand-soft);color:var(--brand-deep);
  display:grid;place-items:center;font-size:16px;margin-bottom:2px;
}
.topic-card h3{font-size:17px;font-weight:700;color:var(--ink);}
.topic-card p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:8px;}
.tag{
  display:inline-block;font-size:12px;padding:4px 10px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent);font-weight:600;
}
.tag-warm{background:var(--brand-soft);color:var(--brand-deep);}
/* ---------- channel ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.channel-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--accent);}
.channel-card h3{font-size:17.5px;font-weight:700;display:flex;align-items:center;gap:9px;}
.channel-card h3 i{color:var(--brand);font-size:15px;}
.channel-card p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.channel-more{font-size:13.5px;font-weight:700;color:var(--accent);display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding-top:8px;}
.channel-card:hover .channel-more{color:var(--brand-deep);}
.channel-card.is-current{border-color:var(--accent);box-shadow:var(--shadow-md);}
.channel-card.is-current .channel-more{color:var(--brand-deep);}
.channel-card.is-current::first-line{font-weight:800;}
/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch;}
.compare-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 26px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.compare-card h3{font-size:19px;font-weight:800;letter-spacing:-.01em;}
.compare-card .c-sub{font-size:13.5px;color:var(--muted);margin-top:6px;}
.compare-price{font-size:15px;font-weight:700;color:var(--brand-deep);margin:16px 0 14px;}
.c-list{margin-bottom:20px;}
.c-list li{display:flex;gap:9px;font-size:14.4px;color:var(--ink-soft);padding:6px 0;line-height:1.7;}
.c-list i{color:var(--accent);font-size:12px;margin-top:6px;flex:none;}
.compare-card .btn{margin-top:auto;}
.compare-card.is-best{
  background:var(--accent);border-color:var(--accent);color:#fff;
  box-shadow:var(--shadow-lg);transform:translateY(-8px);
}
.compare-card.is-best:hover{transform:translateY(-10px);}
.compare-card.is-best h3{color:#fff;}
.compare-card.is-best .c-sub{color:rgba(255,255,255,.72);}
.compare-card.is-best .compare-price{color:#ffb199;}
.compare-card.is-best .c-list li{color:rgba(255,255,255,.86);}
.compare-card.is-best .c-list i{color:#7fd8c5;}
.best-flag{
  display:inline-block;align-self:flex-start;margin-bottom:14px;
  font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;
  background:var(--brand);color:#fff;
}
/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:6px;}
.tl-item{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius);padding:26px 22px;backdrop-filter:blur(6px);
  transition:background .25s ease,transform .25s ease;
}
.tl-item:hover{background:rgba(255,255,255,.14);transform:translateY(-4px);}
.tl-num{
  width:38px;height:38px;border-radius:12px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:15px;margin-bottom:14px;
  box-shadow:0 8px 18px rgba(255,107,74,.35);
}
.tl-item h3{font-size:16.5px;font-weight:700;color:#fff;margin-bottom:8px;}
.tl-item p{font-size:14px;color:rgba(255,255,255,.76);line-height:1.8;}
/* ---------- rules ---------- */
.rules-wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:52px;align-items:center;}
.rules-figure{
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);
  position:relative;
}
.rules-figure img{width:100%;height:440px;object-fit:cover;}
.rules-figure figcaption{
  position:absolute;left:16px;right:16px;bottom:16px;
  background:rgba(255,255,255,.94);backdrop-filter:blur(8px);
  border-radius:14px;padding:15px 18px;box-shadow:var(--shadow-sm);
}
.rules-figure figcaption b{font-size:14.5px;color:var(--accent);display:block;}
.rules-figure figcaption span{font-size:12.8px;color:var(--muted);display:block;margin-top:3px;line-height:1.65;}
.rule-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line);
}
.rule-list li:last-child{border-bottom:none;}
.rule-list i{color:var(--brand);font-size:16px;margin-top:5px;flex:none;width:20px;text-align:center;}
.rule-list h4{font-size:16px;font-weight:700;margin-bottom:4px;}
.rule-list p{font-size:14.4px;color:var(--muted);line-height:1.8;}
/* ---------- voices ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.voice-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:14px;
}
.voice-quote{font-size:15px;color:var(--ink-soft);line-height:1.85;}
.voice-quote::before{content:"“";color:var(--brand);font-size:26px;line-height:0;vertical-align:-6px;margin-right:2px;}
.voice-meta{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:6px;border-top:1px dashed var(--line);}
.voice-avatar{
  width:34px;height:34px;border-radius:50%;background:var(--accent-soft);color:var(--accent);
  display:grid;place-items:center;font-size:13px;font-weight:700;flex:none;
}
.voice-meta b{font-size:14px;display:block;line-height:1.3;}
.voice-meta span{font-size:12.5px;color:var(--muted);}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow-sm);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:#d5cfc0;box-shadow:var(--shadow-md);}
.faq-item h3{font-size:16.5px;font-weight:700;display:flex;gap:10px;align-items:flex-start;}
.faq-item h3 i{color:var(--brand);font-size:14px;margin-top:6px;flex:none;}
.faq-item p{font-size:14.6px;color:var(--muted);line-height:1.85;margin-top:9px;padding-left:24px;}
/* ---------- join ---------- */
.join-wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:52px;align-items:start;}
.join-copy h2{font-size:clamp(24px,2.9vw,33px);line-height:1.34;font-weight:800;letter-spacing:-.015em;}
.join-copy > p{font-size:15.5px;color:var(--muted);margin-top:14px;line-height:1.85;}
.join-points{margin-top:26px;display:grid;gap:14px;}
.join-points li{display:flex;gap:12px;font-size:14.6px;color:var(--ink-soft);line-height:1.8;}
.join-points i{color:var(--brand);margin-top:5px;flex:none;}
.join-note{
  margin-top:26px;padding:16px 18px;border-radius:var(--radius-sm);
  background:var(--accent-soft);color:var(--accent);font-size:13.5px;line-height:1.8;
}
.join-form{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px 30px;box-shadow:var(--shadow-md);
}
.join-form h3{font-size:19px;font-weight:800;margin-bottom:6px;}
.join-form .form-tip{font-size:13px;color:var(--muted);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:7px;color:var(--ink);}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;
  background:var(--bg);color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  appearance:none;
}
.field textarea{min-height:118px;resize:vertical;line-height:1.75;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(255,107,74,.14);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-foot{font-size:12.6px;color:var(--muted);margin-top:14px;line-height:1.75;}
/* ---------- footer ---------- */
.site-footer{background:var(--accent);color:#dfece8;padding:64px 0 28px;}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.foot-brand .logo{color:#fff;margin-bottom:16px;}
.foot-brand p{font-size:14px;line-height:1.85;color:rgba(223,236,232,.72);max-width:380px;}
.foot-col h4{font-size:15px;color:#fff;margin-bottom:14px;font-weight:700;}
.foot-col a{display:block;font-size:14px;color:rgba(223,236,232,.72);padding:5px 0;}
.foot-col a:hover{color:var(--brand);}
.foot-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(223,236,232,.6);
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-panel{max-width:560px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .topic-grid,.channel-grid,.voice-grid,.compare-grid{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .rules-wrap,.join-wrap{grid-template-columns:1fr;gap:34px;}
  .rules-figure img{height:360px;}
  .foot-top{grid-template-columns:1fr 1fr;gap:32px;}
  .compare-card.is-best{transform:none;}
  .compare-card.is-best:hover{transform:translateY(-4px);}
}
@media (max-width:860px){
  .nav-main{display:none;}
  .menu-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .nav-wrap{height:64px;gap:14px;}
  .sec{padding:64px 0;}
}
@media (max-width:768px){
  .hero-inner{padding:52px 0 48px;}
  .hero-lead{font-size:15.5px;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .topic-grid,.channel-grid,.voice-grid,.compare-grid,.timeline{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .sec-head{margin-bottom:30px;}
  .foot-top{grid-template-columns:1fr;gap:26px;}
  .foot-bottom{flex-direction:column;gap:6px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .hero h1{font-size:28px;}
  .hero-actions .btn{width:100%;}
  .hero-strip{gap:14px;}
  .hero-strip div{font-size:12.6px;}
  .panel-stats{grid-template-columns:1fr 1fr 1fr;gap:6px;}
  .panel-stats b{font-size:18px;}
  .stats-grid{grid-template-columns:1fr;}
  .stat-card b{font-size:27px;}
  .logo{font-size:17px;}
  .logo-mark{width:34px;height:34px;font-size:14px;border-radius:10px;}
  .lang-switch button{padding:4px 9px;font-size:12px;}
  .join-form{padding:24px 20px;}
  .faq-item{padding:18px 18px;}
  .faq-item p{padding-left:0;}
  .rules-figure img{height:300px;}
}