/* roulang page: index */
:root{
  --ink:#17342D;
  --ink-deep:#0F2621;
  --clay:#C4643A;
  --gold:#E0A93B;
  --bg:#F7F4EE;
  --bg-alt:#EFEAE0;
  --white:#FFFFFF;
  --text:#2B2B28;
  --muted:#5C5A54;
  --faint:#A6A29A;
  --line:#E2DDD2;
  --radius:14px;
  --radius-btn:10px;
  --shadow:0 2px 0 rgba(23,52,45,.06), 0 10px 24px rgba(23,52,45,.06);
  --shadow-hover:0 2px 0 rgba(23,52,45,.06), 0 14px 30px rgba(23,52,45,.10);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--ink);line-height:1.35;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--clay);outline-offset:2px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:72px 0;border-top:1px solid var(--line);}
.section--alt{background:var(--bg-alt);}
.section--white{background:var(--white);}
.section--ink{background:var(--ink);color:#fff;border-top:0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap;}
.section-head h2{font-size:28px;}
.section-head .sub{font-size:14.5px;color:var(--muted);max-width:640px;margin-top:8px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.08em;color:var(--clay);font-weight:700;
  text-transform:uppercase;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--clay);border-radius:2px;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:background-color .18s ease, color .18s ease, transform .18s ease, box-shadow .18s ease, border-color .18s ease;
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{background:var(--ink-deep);transform:translateY(1px);}
.btn-primary:active{transform:translateY(2px);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline:hover{background:rgba(23,52,45,.08);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{border-color:rgba(196,100,58,.5);color:var(--clay);}
.btn-accent{background:var(--clay);color:#fff;height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-accent:hover{background:#AD5530;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--clay);
  font-weight:600;font-size:14.5px;
}
.btn-link .arrow{transition:transform .18s ease;display:inline-block;}
.btn-link:hover .arrow{transform:translateX(3px);}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:999px;padding:4px 12px;font-size:12.5px;font-weight:600;line-height:1.6;
}
.badge-cat{background:rgba(23,52,45,.08);color:var(--ink);}
.badge-update{background:var(--gold);color:#33270C;}
.badge-time{background:transparent;color:var(--faint);font-weight:400;padding-left:0;}
.badge-pass{background:rgba(23,52,45,.09);color:var(--ink);}
.badge-wait{background:rgba(196,100,58,.13);color:var(--clay);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--ink);color:#fff;
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow .18s ease, background-color .18s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 22px rgba(11,26,22,.28);}
.nav-inner{display:flex;align-items:center;gap:22px;height:64px;transition:height .18s ease;}
.site-header.is-scrolled .nav-inner{height:56px;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{width:8px;height:8px;border-radius:2px;background:var(--clay);flex:none;}
.brand-text strong{display:block;font-size:15px;font-weight:700;color:#fff;letter-spacing:-.01em;white-space:nowrap;}
.brand-text em{display:block;font-size:11px;font-style:normal;color:var(--gold);letter-spacing:.14em;line-height:1.4;}
.nav-links{display:flex;align-items:center;gap:2px;}
.nav-links a{
  position:relative;padding:8px 12px;border-radius:8px;
  font-size:14px;color:rgba(255,255,255,.78);
  transition:color .18s ease, background-color .18s ease;
}
.nav-links a:hover{color:var(--gold);background:rgba(255,255,255,.05);}
.nav-links a.active{color:#fff;}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:2px;background:var(--gold);border-radius:2px;
}
.nav-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.status-dot{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:rgba(255,255,255,.75);white-space:nowrap;}
.status-dot::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--gold);
  box-shadow:0 0 0 3px rgba(224,169,59,.18);flex:none;
}
.bell{
  position:relative;width:34px;height:34px;border-radius:9px;
  border:1px solid rgba(255,255,255,.16);display:grid;place-items:center;
  color:#fff;transition:background-color .18s ease, border-color .18s ease;
}
.bell:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.3);}
.bell .num{
  position:absolute;top:-5px;right:-5px;min-width:16px;height:16px;padding:0 4px;
  border-radius:999px;background:var(--clay);color:#fff;font-size:10px;
  display:grid;place-items:center;line-height:1;
}
.hamburger{display:none;width:38px;height:34px;border-radius:9px;border:1px solid rgba(255,255,255,.16);}
.hamburger span{display:block;width:16px;height:1.5px;background:#fff;margin:3px auto;border-radius:2px;}

/* notice panel */
.notice-panel{
  position:absolute;right:24px;top:calc(100% + 10px);width:320px;
  background:#fff;color:var(--text);border:1px solid var(--line);
  border-radius:14px;box-shadow:var(--shadow-hover);padding:16px;
  display:none;z-index:90;
}
.notice-panel.open{display:block;}
.notice-panel h4{font-size:14px;margin-bottom:10px;}
.notice-item{display:flex;gap:10px;padding:10px 0;border-top:1px solid var(--line);font-size:13.5px;}
.notice-item:first-of-type{border-top:0;}
.notice-item .t{color:var(--faint);font-size:12.5px;flex:none;}

/* drawer */
.drawer-mask{position:fixed;inset:0;background:rgba(15,38,33,.45);opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:95;}
.drawer-mask.show{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);
  background:var(--ink);color:#fff;z-index:96;
  transform:translateX(100%);transition:transform .2s ease;
  display:flex;flex-direction:column;padding:18px 0 0;
}
.drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 20px 16px;border-bottom:1px solid rgba(255,255,255,.12);}
.drawer-head strong{font-size:14px;}
.drawer-close{width:32px;height:32px;border-radius:8px;border:1px solid rgba(255,255,255,.18);color:#fff;font-size:16px;line-height:1;}
.drawer nav{display:flex;flex-direction:column;padding:8px 0;overflow-y:auto;}
.drawer nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 20px;font-size:15px;color:rgba(255,255,255,.86);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.drawer nav a:hover{color:var(--gold);}
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:var(--ink);color:#fff;border-top:1px solid rgba(255,255,255,.12);
  padding:10px 16px;align-items:center;justify-content:space-between;gap:12px;
}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/053a90e89e3bcdc5.webp');
  background-size:cover;background-position:center;
  opacity:.26;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(23,52,45,.72) 0%,rgba(23,52,45,.92) 68%,var(--ink) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:56px;padding:76px 0 68px;}
.hero h1{color:#fff;font-size:40px;line-height:1.28;margin:16px 0 0;}
.hero .lead{color:rgba(255,255,255,.82);font-size:15.5px;line-height:1.85;margin-top:18px;max-width:600px;}
.hero .eyebrow{color:var(--gold);}
.hero .eyebrow::before{background:var(--gold);}
.hero-actions{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap;}
.hero .btn-primary{background:var(--clay);color:#fff;}
.hero .btn-primary:hover{background:#AD5530;}
.hero .btn-outline{color:#fff;border-color:rgba(255,255,255,.4);}
.hero .btn-outline:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.7);}
.hero-status{
  display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:30px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.14);font-size:13.5px;color:rgba(255,255,255,.72);
}
.hero-status b{color:#fff;font-weight:700;}

.compare-hero{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start;}
.half{border-radius:var(--radius);padding:20px;font-size:13.5px;line-height:1.7;}
.half h3{font-size:14.5px;margin-bottom:4px;}
.half .half-sub{font-size:12.5px;margin-bottom:14px;}
.half.before{background:rgba(255,255,255,.06);border:1px dashed rgba(255,255,255,.24);color:rgba(255,255,255,.72);}
.half.before h3{color:rgba(255,255,255,.85);}
.half.before .half-sub{color:rgba(255,255,255,.5);}
.half.after{background:#fff;border:1px solid rgba(196,100,58,.55);color:var(--text);box-shadow:var(--shadow);}
.half.after .half-sub{color:var(--muted);}
.half-row{display:flex;gap:8px;padding:9px 0;border-top:1px solid rgba(0,0,0,.07);}
.half.before .half-row{border-top-color:rgba(255,255,255,.13);}
.half-row .k{flex:none;width:52px;opacity:.72;}
.half-row .v{flex:1;}
.half-row .mark{flex:none;font-weight:700;}

/* ---------- download ---------- */
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.dl-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px;
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.dl-card:hover{transform:translateY(-2px);border-color:rgba(196,100,58,.35);box-shadow:var(--shadow-hover);}
.dl-icon{
  width:42px;height:42px;border-radius:11px;background:rgba(23,52,45,.07);
  display:grid;place-items:center;color:var(--ink);
}
.dl-icon svg{width:22px;height:22px;}
.dl-card h3{font-size:18px;}
.dl-card p{font-size:14px;color:var(--muted);line-height:1.8;min-height:52px;}
.dl-card .btn{width:100%;margin-top:4px;}
.dl-note{font-size:12.5px;color:var(--faint);margin-top:16px;}

/* ---------- metrics ---------- */
.metrics-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
.metric{
  position:relative;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 20px 28px;box-shadow:var(--shadow);
}
.metric .value{font-size:32px;font-weight:700;color:var(--ink);line-height:1.2;letter-spacing:-.02em;}
.metric .unit{font-size:13px;color:var(--muted);font-weight:500;margin-left:3px;}
.metric .label{display:block;font-size:13px;color:var(--muted);margin-top:8px;}
.metric .scale{position:absolute;left:20px;right:20px;bottom:13px;height:2px;background:rgba(196,100,58,.32);border-radius:2px;}

/* ---------- matrix ---------- */
.matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.matrix .cell{
  grid-column:span 1;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow);
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.matrix .cell.wide{grid-column:span 2;}
.matrix .cell:hover{transform:translateY(-2px);border-color:rgba(196,100,58,.35);box-shadow:var(--shadow-hover);}
.matrix .cell h3{font-size:18px;}
.matrix .cell.wide h3{font-size:20px;}
.matrix .cell p{font-size:14px;color:var(--muted);line-height:1.8;}
.matrix .ico{
  width:36px;height:36px;border-radius:10px;background:rgba(23,52,45,.07);
  display:grid;place-items:center;color:var(--ink);
}
.matrix .ico svg{width:19px;height:19px;}
.matrix .more{margin-top:auto;font-size:13px;color:var(--clay);font-weight:600;display:inline-flex;align-items:center;gap:5px;}

/* ---------- cities ---------- */
.city-group{display:grid;grid-template-columns:112px 1fr;gap:18px;padding:18px 0;border-top:1px solid var(--line);}
.city-group:first-of-type{border-top:0;}
.city-group h3{font-size:15px;color:var(--ink);}
.city-labels{display:flex;flex-wrap:wrap;gap:8px;}
.city-label{
  display:inline-block;padding:6px 14px;border-radius:999px;
  background:var(--white);border:1px solid var(--line);
  font-size:13.5px;color:var(--muted);
  transition:background-color .18s ease, color .18s ease, border-color .18s ease;
}
.city-label:hover{background:var(--ink);color:#fff;border-color:var(--ink);}
.city-more{margin-top:20px;font-size:13.5px;color:var(--muted);}

/* ---------- scenarios ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.scene{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.scene:hover{transform:translateY(-2px);border-color:rgba(196,100,58,.35);box-shadow:var(--shadow-hover);}
.scene .thumb{aspect-ratio:16/10;background:var(--bg-alt);overflow:hidden;}
.scene .thumb img{width:100%;height:100%;object-fit:cover;}
.scene .body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.scene h3{font-size:18px;}
.scene p{font-size:14px;color:var(--muted);line-height:1.8;}
.scene .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto;}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
.step{padding:26px 24px;border-left:1px dashed var(--line);}
.step:first-child{border-left:0;}
.step .num{font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--clay);}
.step h3{font-size:17px;margin:10px 0 8px;}
.step p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- sample panel ---------- */
.sample-wrap{display:grid;grid-template-columns:1.45fr .55fr;gap:24px;align-items:start;}
.sample-panel{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);}
.sample-row{
  display:grid;grid-template-columns:1.7fr 1fr .95fr .85fr;gap:12px;
  padding:13px 0;border-bottom:1px solid var(--line);font-size:14px;align-items:center;
}
.sample-row:last-child{border-bottom:0;}
.sample-row.head{font-size:12.5px;color:var(--muted);letter-spacing:.04em;padding-top:0;}
.sample-row .name{color:var(--ink);font-weight:600;}
.sample-note{font-size:13px;color:var(--faint);margin-top:16px;line-height:1.8;}
.sample-figure{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--bg-alt);}
.sample-figure img{width:100%;aspect-ratio:1/1;object-fit:cover;}
.sample-figure figcaption{font-size:13px;color:var(--muted);padding:12px 14px;background:var(--white);}

/* ---------- posts / cms ---------- */
.posts{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.post-card{
  display:flex;gap:16px;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.post-card:hover{transform:translateY(-2px);border-color:rgba(196,100,58,.35);box-shadow:var(--shadow-hover);}
.post-thumb{width:136px;flex:none;aspect-ratio:16/10;border-radius:10px;overflow:hidden;background:var(--bg-alt);}
.post-thumb img{width:100%;height:100%;object-fit:cover;}
.post-body{min-width:0;display:flex;flex-direction:column;gap:8px;}
.post-body h3{
  font-size:16.5px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body .excerpt{
  font-size:13.5px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--faint);margin-top:auto;}
.empty-state{
  background:var(--white);border:1px dashed var(--line);border-radius:var(--radius);
  padding:46px 24px;text-align:center;color:var(--muted);
}
.empty-state .icon{
  width:56px;height:56px;margin:0 auto 14px;border-radius:14px;
  background:var(--bg-alt);display:grid;place-items:center;color:var(--faint);font-size:22px;
}
.empty-state p{font-size:14.5px;margin-bottom:12px;}

/* ---------- topics ---------- */
.topic-list{display:grid;gap:16px;}
.topic-card{
  display:grid;grid-template-columns:132px 1fr;background:var(--white);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.topic-card:hover{transform:translateY(-2px);border-color:rgba(196,100,58,.35);box-shadow:var(--shadow-hover);}
.topic-side{background:var(--bg-alt);display:grid;place-items:center;color:var(--ink);}
.topic-side span{font-size:13px;letter-spacing:.12em;font-weight:700;writing-mode:vertical-rl;}
.topic-body{padding:20px 22px;display:flex;flex-direction:column;gap:8px;}
.topic-body h3{font-size:17.5px;}
.topic-body p{font-size:14px;color:var(--muted);line-height:1.8;}
.topic-body .meta{font-size:12.5px;color:var(--faint);}

/* ---------- assurance ---------- */
.assure{
  display:grid;grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--line);border-left:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;background:var(--white);
}
.assure-item{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px;}
.assure-item h3{font-size:16px;margin-bottom:8px;display:flex;align-items:center;gap:8px;}
.assure-item h3::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--clay);flex:none;}
.assure-item p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- tips ---------- */
.tip{display:flex;gap:22px;padding:22px 0;border-bottom:1px solid var(--line);}
.tip:first-child{padding-top:0;}
.tip .n{font-size:34px;font-weight:700;color:rgba(23,52,45,.14);line-height:1;flex:none;width:58px;}
.tip h3{font-size:17px;margin-bottom:6px;}
.tip p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- quick answers ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.quick-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);
}
.quick-card h3{font-size:16.5px;margin-bottom:10px;}
.quick-card p{font-size:14px;color:var(--muted);line-height:1.85;}

/* ---------- faq ---------- */
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease;}
.faq-item.open{border-color:rgba(196,100,58,.4);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;text-align:left;font-size:16.5px;font-weight:600;color:var(--ink);
}
.faq-q .ico{font-size:20px;color:var(--clay);line-height:1;transition:transform .2s ease;flex:none;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease;background:var(--bg);}
.faq-a p{padding:16px 22px 20px;font-size:14.8px;color:var(--muted);line-height:1.95;}

/* ---------- cta form ---------- */
.cta-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
.section--ink h2{color:#fff;}
.section--ink .sub{color:rgba(255,255,255,.72);}
.cta-points{display:grid;gap:14px;margin-top:26px;}
.cta-point{display:flex;gap:12px;font-size:14.5px;color:rgba(255,255,255,.82);line-height:1.8;}
.cta-point .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);margin-top:10px;flex:none;}
.cta-live{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--gold);margin-top:26px;}
.cta-live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 3px rgba(224,169,59,.2);}
.form-card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-hover);color:var(--text);}
.field{display:block;margin-bottom:16px;}
.field span{display:block;font-size:13.5px;color:var(--muted);margin-bottom:7px;font-weight:600;}
.field input,.field textarea,.field select{
  width:100%;height:44px;padding:0 14px;border:1px solid var(--line);
  border-radius:var(--radius-btn);background:var(--bg);color:var(--text);
  font-size:14.5px;transition:border-color .18s ease, background-color .18s ease;
}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--ink);background:#fff;
}
.form-card .btn{width:100%;margin-top:6px;}
.form-note{font-size:12.5px;color:var(--faint);margin-top:14px;line-height:1.7;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:56px 0 0;border-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;}
.footer-brand strong{display:block;color:#fff;font-size:16px;margin-bottom:10px;}
.footer-brand p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:320px;}
.footer-col h4{color:#fff;font-size:14px;margin-bottom:14px;letter-spacing:.02em;}
.footer-col a,.footer-col span{display:block;font-size:13.5px;line-height:2;color:rgba(255,255,255,.66);transition:color .18s ease;}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:18px 0 22px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.5);
}
.footer-bottom .live{display:inline-flex;align-items:center;gap:7px;}
.footer-bottom .live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .metrics-grid{grid-template-columns:repeat(3,1fr);}
  .hero-inner{gap:36px;padding:64px 0 56px;}
  .hero h1{font-size:36px;}
}
@media (max-width:1024px){
  .nav-links{display:none;}
  .hamburger{display:block;}
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .compare-hero{max-width:640px;}
  .matrix{grid-template-columns:repeat(2,1fr);}
  .matrix .cell.wide{grid-column:span 2;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step:nth-child(3){border-left:0;}
  .sample-wrap{grid-template-columns:1fr;}
  .assure{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .cta-wrap{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:900px){
  .status-dot{display:none;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .hero h1{font-size:28px;}
  .hero .lead{font-size:15px;}
  .section-head h2{font-size:24px;}
  .metrics-grid{display:flex;overflow-x:auto;gap:12px;padding-bottom:8px;scroll-snap-type:x mandatory;}
  .metric{min-width:200px;scroll-snap-align:start;}
  .dl-grid{grid-template-columns:1fr;}
  .matrix{grid-template-columns:1fr;}
  .matrix .cell.wide{grid-column:span 1;}
  .scene-grid{grid-template-columns:1fr;}
  .posts{grid-template-columns:1fr;}
  .post-card{flex-direction:column;}
  .post-thumb{width:100%;}
  .steps{grid-template-columns:1fr;}
  .step{border-left:0;border-top:1px dashed var(--line);}
  .step:first-child{border-top:0;}
  .assure{grid-template-columns:1fr;}
  .quick-grid{grid-template-columns:1fr;}
  .sample-row{grid-template-columns:1.4fr 1fr;row-gap:6px;font-size:13.5px;}
  .sample-row.head{display:none;}
  .topic-card{grid-template-columns:88px 1fr;}
  .city-group{grid-template-columns:1fr;gap:10px;}
  .nav-tools .btn-accent{display:none;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .mobile-bar{display:flex;}
  body{padding-bottom:64px;}
  .site-footer{padding-bottom:16px;}
  .faq-q{font-size:15.5px;padding:16px 18px;}
  .form-card{padding:22px;}
}
@media (max-width:520px){
  .hero h1{font-size:26px;}
  .hero-status{gap:8px 18px;font-size:12.5px;}
  .compare-hero{grid-template-columns:1fr;}
  .tip .n{font-size:26px;width:40px;}
  .brand-text strong{font-size:13.5px;}
  .brand-text em{font-size:10px;}
}

/* roulang page: category1 */
:root{
  --ink:#17342D;
  --ink-deep:#0F2621;
  --clay:#C4643A;
  --gold:#E0A93B;
  --bg:#F7F4EE;
  --bg-alt:#EFEAE0;
  --white:#FFFFFF;
  --text:#2B2B28;
  --muted:#5C5A54;
  --faint:#A6A29A;
  --line:#E2DDD2;
  --radius:14px;
  --radius-btn:10px;
  --shadow:0 2px 0 rgba(23,52,45,.06), 0 10px 24px rgba(23,52,45,.06);
  --shadow-hover:0 2px 0 rgba(23,52,45,.06), 0 14px 30px rgba(23,52,45,.10);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--ink);line-height:1.3;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,textarea,select{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--clay);outline-offset:2px;border-radius:6px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:72px 0;border-top:1px solid var(--line);}
.section--alt{background:var(--bg-alt);}
.section--white{background:var(--white);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:28px;}
.section-head .sub{font-size:14.5px;color:var(--muted);max-width:660px;margin-top:8px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.08em;color:var(--clay);font-weight:700;}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--clay);border-radius:2px;}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;white-space:nowrap;transition:background-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{background:var(--ink-deep);transform:translateY(1px);}
.btn-primary:active{transform:translateY(2px);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline:hover{background:rgba(23,52,45,.08);}
.btn-accent{background:var(--clay);color:#fff;height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-accent:hover{background:#AD5530;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--clay);font-weight:600;font-size:14.5px;transition:color .18s ease;}
.btn-link .arrow{transition:transform .18s ease;display:inline-block;}
.btn-link:hover .arrow{transform:translateX(3px);}

/* badges */
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:3px 11px;font-size:12.5px;font-weight:600;line-height:1.7;}
.badge-cat{background:rgba(23,52,45,.08);color:var(--ink);}
.badge-update{background:var(--gold);color:#33270C;}
.badge-time{background:transparent;color:var(--faint);font-weight:400;padding-left:0;}
.badge-pass{background:rgba(23,52,45,.09);color:var(--ink);}

/* header */
.site-header{position:sticky;top:0;z-index:80;background:var(--ink);color:#fff;border-bottom:1px solid rgba(255,255,255,.08);transition:box-shadow .18s ease;}
.site-header.is-scrolled{box-shadow:0 8px 22px rgba(11,26,22,.28);}
.nav-inner{display:flex;align-items:center;gap:20px;height:64px;transition:height .18s ease;}
.site-header.is-scrolled .nav-inner{height:56px;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{width:8px;height:8px;border-radius:2px;background:var(--clay);flex:none;}
.brand-text strong{display:block;font-size:15px;font-weight:700;color:#fff;white-space:nowrap;}
.brand-text em{display:block;font-size:11px;font-style:normal;color:var(--gold);letter-spacing:.14em;line-height:1.5;}
.nav-links{display:flex;align-items:center;gap:2px;flex-wrap:nowrap;}
.nav-links a{position:relative;padding:8px 11px;border-radius:8px;font-size:14px;color:rgba(255,255,255,.78);white-space:nowrap;transition:color .18s ease,background-color .18s ease;}
.nav-links a:hover{color:var(--gold);background:rgba(255,255,255,.05);}
.nav-links a.active{color:#fff;}
.nav-links a.active::after{content:"";position:absolute;left:11px;right:11px;bottom:-2px;height:2px;background:var(--gold);border-radius:2px;}
.nav-tools{display:flex;align-items:center;gap:12px;margin-left:auto;position:relative;}
.status{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:rgba(255,255,255,.72);white-space:nowrap;}
.status .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(224,169,59,.16);}
.bell{position:relative;width:38px;height:34px;border-radius:9px;border:1px solid rgba(255,255,255,.16);color:#fff;font-size:15px;line-height:1;display:flex;align-items:center;justify-content:center;transition:border-color .18s ease,background-color .18s ease;}
.bell:hover{border-color:rgba(224,169,59,.6);background:rgba(255,255,255,.06);}
.bell i{position:absolute;top:-5px;right:-5px;min-width:16px;height:16px;padding:0 4px;border-radius:999px;background:var(--clay);color:#fff;font-size:10px;font-style:normal;line-height:16px;text-align:center;}
.notice-panel{position:absolute;top:calc(100% + 12px);right:0;width:320px;background:#fff;color:var(--text);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-hover);padding:14px 16px;opacity:0;pointer-events:none;transform:translateY(-6px);transition:opacity .2s ease,transform .2s ease;z-index:90;}
.notice-panel.show{opacity:1;pointer-events:auto;transform:translateY(0);}
.notice-panel h4{font-size:13px;color:var(--muted);margin-bottom:6px;letter-spacing:.04em;}
.notice-item{display:flex;gap:10px;padding:9px 0;border-top:1px solid var(--line);font-size:13.5px;}
.notice-item:first-of-type{border-top:0;}
.notice-item .t{color:var(--faint);font-size:12.5px;flex:none;}
.hamburger{display:none;width:38px;height:34px;border-radius:9px;border:1px solid rgba(255,255,255,.16);}
.hamburger span{display:block;width:16px;height:2px;background:#fff;margin:3px auto;border-radius:2px;}

/* drawer */
.drawer-mask{position:fixed;inset:0;background:rgba(15,38,33,.45);opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:95;}
.drawer-mask.show{opacity:1;pointer-events:auto;}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:var(--ink);color:#fff;z-index:96;transform:translateX(100%);transition:transform .2s ease;display:flex;flex-direction:column;}
.drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid rgba(255,255,255,.12);}
.drawer-head strong{font-size:14px;}
.drawer-close{width:32px;height:32px;border-radius:8px;border:1px solid rgba(255,255,255,.18);color:#fff;font-size:16px;line-height:1;}
.drawer nav{display:flex;flex-direction:column;padding:8px 0;overflow-y:auto;}
.drawer nav a{display:flex;align-items:center;justify-content:space-between;height:48px;padding:0 20px;font-size:15px;color:rgba(255,255,255,.86);border-bottom:1px solid rgba(255,255,255,.08);}
.drawer nav a:hover{color:var(--gold);}
.drawer-foot{margin-top:auto;padding:18px 20px;border-top:1px solid rgba(255,255,255,.12);}

/* category hero */
.cat-hero{background:var(--bg-alt);border-bottom:1px solid var(--line);padding:34px 0 44px;}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);flex-wrap:wrap;}
.crumbs a{color:var(--muted);transition:color .18s ease;}
.crumbs a:hover{color:var(--clay);}
.crumbs .sep{color:var(--faint);}
.crumbs .cur{color:var(--ink);font-weight:600;}
.cat-hero h1{font-size:34px;margin:16px 0 14px;max-width:900px;}
.cat-hero .lead{font-size:15.5px;color:var(--muted);max-width:820px;line-height:1.8;}
.cat-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.cat-stat{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:12px 18px;min-width:170px;box-shadow:var(--shadow);}
.cat-stat strong{display:block;font-size:19px;color:var(--ink);line-height:1.4;}
.cat-stat span{font-size:12.5px;color:var(--faint);}

/* filter bar */
.filter-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:18px 0 0;}
.chip{display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:var(--white);font-size:13.5px;color:var(--muted);transition:all .18s ease;}
.chip:hover{border-color:rgba(196,100,58,.55);color:var(--clay);}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:#fff;}

/* archive grid */
.archive-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.a-card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;}
.a-card:hover{transform:translateY(-2px);border-color:rgba(196,100,58,.3);box-shadow:var(--shadow-hover);}
.a-thumb{aspect-ratio:16/10;background:linear-gradient(150deg,#EFEAE0,#E3DDD0);display:flex;align-items:center;justify-content:center;color:rgba(23,52,45,.28);font-size:26px;font-weight:700;letter-spacing:.1em;overflow:hidden;}
.a-thumb img{width:100%;height:100%;object-fit:cover;}
.a-body{padding:18px 18px 16px;display:flex;flex-direction:column;gap:10px;flex:1;}
.a-body h3{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.a-body p{font-size:13.5px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.a-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--faint);border-top:1px solid var(--line);padding-top:12px;margin-top:auto;}
.empty-state{grid-column:1/-1;background:var(--white);border:1px dashed var(--line);border-radius:var(--radius);padding:52px 24px;text-align:center;color:var(--muted);}
.empty-state .ico{width:46px;height:46px;border-radius:12px;background:rgba(23,52,45,.06);color:var(--ink);display:flex;align-items:center;justify-content:center;margin:0 auto 14px;font-size:18px;}
.empty-state a{color:var(--clay);font-weight:600;}

/* picks */
.pick-list{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);overflow:hidden;box-shadow:var(--shadow);}
.pick{display:flex;align-items:center;gap:16px;padding:18px 22px;border-top:1px solid var(--line);transition:background-color .18s ease;}
.pick:first-child{border-top:0;}
.pick:hover{background:rgba(239,234,224,.6);}
.pick .no{font-size:18px;font-weight:700;color:rgba(196,100,58,.55);min-width:34px;}
.pick h3{font-size:16px;line-height:1.55;flex:1;}
.pick .time{font-size:12.5px;color:var(--faint);white-space:nowrap;}

/* prose */
.prose-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;}
.prose h2{font-size:26px;margin-bottom:16px;}
.prose p{font-size:15.5px;line-height:1.85;color:var(--muted);margin-bottom:14px;}
.prose p:last-child{margin-bottom:0;}
.prose-figure{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--white);box-shadow:var(--shadow);}
.prose-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.prose-figure figcaption{font-size:12.5px;color:var(--faint);padding:10px 14px;border-top:1px solid var(--line);}

/* faq */
.faq{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);overflow:hidden;box-shadow:var(--shadow);}
.faq-item{border-top:1px solid var(--line);}
.faq-item:first-child{border-top:0;}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;text-align:left;font-size:15.5px;font-weight:600;color:var(--ink);transition:background-color .18s ease;}
.faq-q:hover{background:rgba(239,234,224,.55);}
.faq-q .ico{width:22px;height:22px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--clay);flex:none;transition:transform .2s ease;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.faq-item.open .faq-a{max-height:420px;}
.faq-a p{padding:0 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.85;background:rgba(247,244,238,.85);padding-top:14px;}

/* entry grid */
.entry-grid{display:flex;flex-wrap:wrap;gap:12px;}
.entry-chip{display:inline-flex;align-items:center;height:40px;padding:0 20px;border-radius:999px;border:1px solid var(--line);background:var(--white);font-size:14px;color:var(--ink);transition:all .18s ease;}
.entry-chip:hover{background:var(--ink);border-color:var(--ink);color:#fff;}
.entry-chip.is-current{background:rgba(23,52,45,.08);border-color:rgba(23,52,45,.2);color:var(--ink);font-weight:600;}

/* download */
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.dl-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;}
.dl-card:hover{transform:translateY(-2px);border-color:rgba(196,100,58,.3);box-shadow:var(--shadow-hover);}
.dl-card .plat{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--clay);font-weight:700;}
.dl-card h3{font-size:18px;}
.dl-card p{font-size:13.5px;color:var(--muted);line-height:1.75;}
.dl-card .btn{margin-top:auto;width:100%;}
.dl-note{font-size:12.5px;color:var(--faint);margin-top:16px;}

/* cta band */
.cta-band{background:var(--ink);color:#fff;border-radius:var(--radius);padding:32px 34px;display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;}
.cta-band h2{color:#fff;font-size:22px;}
.cta-band p{color:rgba(255,255,255,.72);font-size:14px;margin-top:8px;max-width:560px;}
.cta-band .actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.cta-band .btn-primary{background:var(--clay);}
.cta-band .btn-primary:hover{background:#AD5530;}
.cta-band .back{color:rgba(255,255,255,.75);font-size:14px;}
.cta-band .back:hover{color:var(--gold);}

/* footer */
.site-footer{background:#122B25;color:rgba(255,255,255,.72);padding:56px 0 0;border-top:1px solid rgba(255,255,255,.08);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:38px;}
.footer-brand strong{display:block;color:#fff;font-size:16px;margin-bottom:12px;}
.footer-brand p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.62);}
.footer-col h4{font-size:13px;color:#fff;letter-spacing:.06em;margin-bottom:14px;}
.footer-col a,.footer-col span{display:block;font-size:13.5px;color:rgba(255,255,255,.66);padding:5px 0;transition:color .18s ease;}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:12.5px;color:rgba(255,255,255,.5);}
.footer-bottom .live{display:inline-flex;align-items:center;gap:7px;}
.footer-bottom .live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold);}

/* mobile bar */
.mobile-bar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;background:var(--ink);color:#fff;padding:10px 16px;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid rgba(255,255,255,.12);}
.mobile-bar .status{font-size:12px;}

@media (max-width:1199px){
  .archive-grid{grid-template-columns:repeat(3,1fr);gap:18px;}
}
@media (max-width:991px){
  .nav-links{display:none;}
  .hamburger{display:block;}
  .status{display:none;}
  .archive-grid{grid-template-columns:repeat(2,1fr);}
  .prose-grid{grid-template-columns:1fr;gap:26px;}
  .dl-grid{grid-template-columns:1fr;gap:16px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .section{padding:56px 0;}
}
@media (max-width:767px){
  body{padding-bottom:64px;}
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .section-head h2{font-size:22px;}
  .cat-hero{padding:24px 0 34px;}
  .cat-hero h1{font-size:27px;margin:12px 0 10px;}
  .cat-hero .lead{font-size:14.5px;}
  .cat-stats{gap:10px;}
  .cat-stat{min-width:0;flex:1 1 45%;padding:10px 14px;}
  .cat-stat strong{font-size:16px;}
  .archive-grid{grid-template-columns:1fr;}
  .prose h2{font-size:21px;}
  .cta-band{padding:24px;flex-direction:column;align-items:flex-start;}
  .cta-band h2{font-size:19px;}
  .lead,.prose p,.a-body p{word-break:break-word;}
  .mobile-bar{display:flex;}
  .footer-grid{grid-template-columns:1fr;gap:22px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .pick{flex-wrap:wrap;gap:8px;}
  .pick .time{margin-left:auto;}
}

/* roulang page: article */
:root{
  --ink:#17342D;
  --ink-deep:#0F2621;
  --clay:#C4643A;
  --gold:#E0A93B;
  --bg:#F7F4EE;
  --bg-alt:#EFEAE0;
  --white:#FFFFFF;
  --text:#2B2B28;
  --muted:#5C5A54;
  --faint:#A6A29A;
  --line:#E2DDD2;
  --radius:14px;
  --radius-btn:10px;
  --shadow:0 2px 0 rgba(23,52,45,.06), 0 10px 24px rgba(23,52,45,.06);
  --shadow-hover:0 2px 0 rgba(23,52,45,.06), 0 14px 30px rgba(23,52,45,.10);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.35;color:var(--ink);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:2px solid var(--clay);outline-offset:2px;border-radius:4px;
}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:72px 0;border-top:1px solid var(--line);}
.section--alt{background:var(--bg-alt);}
.section--white{background:var(--white);}
.section--tight{padding:44px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:28px;}
.section-head .sub{font-size:14.5px;color:var(--muted);max-width:640px;margin-top:8px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.08em;color:var(--clay);font-weight:700;text-transform:uppercase;}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--clay);border-radius:2px;}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;letter-spacing:.01em;border:1px solid transparent;white-space:nowrap;transition:background-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{background:var(--ink-deep);transform:translateY(1px);}
.btn-primary:active{transform:translateY(2px);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline:hover{background:rgba(23,52,45,.08);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{border-color:rgba(196,100,58,.5);color:var(--clay);}
.btn-accent{background:var(--clay);color:#fff;height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-accent:hover{background:#AD5530;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--clay);font-weight:600;font-size:14.5px;transition:color .18s ease;}
.btn-link .arrow{transition:transform .18s ease;display:inline-block;}
.btn-link:hover .arrow{transform:translateX(3px);}

/* badges */
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 12px;font-size:12.5px;font-weight:600;line-height:1.6;}
.badge-cat{background:rgba(23,52,45,.08);color:var(--ink);}
.badge-update{background:var(--gold);color:#33270C;}
.badge-time{background:transparent;color:var(--faint);font-weight:400;padding-left:0;}
.badge-wait{background:rgba(196,100,58,.13);color:var(--clay);}

/* header */
.site-header{position:sticky;top:0;z-index:80;background:var(--ink);color:#fff;border-bottom:1px solid rgba(255,255,255,.08);transition:box-shadow .18s ease;}
.site-header.is-scrolled{box-shadow:0 8px 22px rgba(11,26,22,.28);}
.nav-inner{display:flex;align-items:center;gap:22px;height:64px;transition:height .18s ease;}
.site-header.is-scrolled .nav-inner{height:56px;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{width:8px;height:8px;border-radius:2px;background:var(--clay);flex:none;}
.brand-text strong{display:block;font-size:15px;font-weight:700;color:#fff;letter-spacing:-.01em;white-space:nowrap;}
.brand-text em{display:block;font-size:11px;font-style:normal;color:var(--gold);letter-spacing:.14em;line-height:1.4;}
.nav-links{display:flex;align-items:center;gap:2px;}
.nav-links a{position:relative;padding:8px 12px;border-radius:8px;font-size:14px;color:rgba(255,255,255,.78);transition:color .18s ease,background-color .18s ease;}
.nav-links a:hover{color:var(--gold);background:rgba(255,255,255,.05);}
.nav-links a.active{color:#fff;}
.nav-links a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:2px;background:var(--gold);border-radius:2px;}
.nav-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.status-dot{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:rgba(255,255,255,.72);white-space:nowrap;}
.status-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 3px rgba(224,169,59,.16);}
.notice-wrap{position:relative;}
.notice-btn{position:relative;width:36px;height:36px;border-radius:9px;border:1px solid rgba(255,255,255,.16);color:#fff;font-size:15px;line-height:1;display:inline-flex;align-items:center;justify-content:center;transition:border-color .18s ease,background-color .18s ease;}
.notice-btn:hover{border-color:rgba(224,169,59,.6);background:rgba(255,255,255,.06);}
.notice-count{position:absolute;top:-5px;right:-5px;min-width:17px;height:17px;padding:0 4px;border-radius:999px;background:var(--clay);color:#fff;font-size:11px;line-height:17px;text-align:center;font-weight:700;}
.notice-panel{position:absolute;top:46px;right:0;width:320px;background:#fff;color:var(--text);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-hover);padding:14px 16px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .2s ease,transform .2s ease,visibility .2s ease;z-index:90;}
.notice-panel.show{opacity:1;visibility:visible;transform:translateY(0);}
.notice-panel h4{font-size:14px;margin-bottom:6px;}
.notice-item{display:flex;gap:10px;padding:10px 0;border-top:1px solid var(--line);font-size:13.5px;line-height:1.6;}
.notice-item:first-of-type{border-top:0;}
.notice-item .t{color:var(--faint);font-size:12.5px;flex:none;}
.hamburger{display:none;width:38px;height:34px;border-radius:9px;border:1px solid rgba(255,255,255,.16);}
.hamburger span{display:block;width:16px;height:1.5px;background:#fff;margin:3px auto;border-radius:2px;}

/* drawer */
.drawer-mask{position:fixed;inset:0;background:rgba(15,38,33,.45);opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:95;}
.drawer-mask.show{opacity:1;pointer-events:auto;}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);background:var(--ink);color:#fff;z-index:96;transform:translateX(100%);transition:transform .2s ease;display:flex;flex-direction:column;padding:18px 0 0;}
.drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 20px 16px;border-bottom:1px solid rgba(255,255,255,.12);}
.drawer-head strong{font-size:14px;}
.drawer-close{width:32px;height:32px;border-radius:8px;border:1px solid rgba(255,255,255,.18);color:#fff;font-size:16px;line-height:1;}
.drawer nav{display:flex;flex-direction:column;padding:8px 0;overflow-y:auto;}
.drawer nav a{display:flex;align-items:center;justify-content:space-between;height:48px;padding:0 20px;font-size:15px;color:rgba(255,255,255,.86);border-bottom:1px solid rgba(255,255,255,.08);}
.drawer nav a:hover{color:var(--gold);}
.mobile-bar{display:none;}

/* crumb bar */
.crumb-bar{background:var(--bg-alt);border-bottom:1px solid var(--line);padding:22px 0;}
.crumb-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);flex-wrap:wrap;}
.crumb a{color:var(--muted);transition:color .18s ease;}
.crumb a:hover{color:var(--clay);}
.crumb .sep{color:var(--faint);}
.crumb .now{color:var(--ink);font-weight:600;}
.crumb-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--muted);}

/* article head */
.article-wrap{padding:56px 0 72px;}
.article-head{border-bottom:1px solid var(--line);padding-bottom:26px;margin-bottom:32px;}
.article-head h1{font-size:38px;line-height:1.32;margin-bottom:16px;word-break:break-word;}
.article-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:13.5px;color:var(--muted);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--faint);}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 268px;gap:44px;align-items:start;}
.article-body{max-width:780px;font-size:17px;line-height:1.85;color:var(--text);word-break:break-word;}
.article-body p{margin:0 0 18px;}
.article-body h2{font-size:24px;margin:40px 0 16px;padding-left:14px;border-left:3px solid var(--clay);line-height:1.45;}
.article-body h3{font-size:19px;margin:28px 0 12px;}
.article-body h4{font-size:17px;margin:22px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;line-height:1.8;}
.article-body blockquote{margin:22px 0;padding:16px 20px;background:var(--bg-alt);border-left:4px solid var(--ink);border-radius:0 10px 10px 0;color:var(--muted);}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border:1px solid var(--line);border-radius:12px;margin:20px 0 10px;}
.article-body figure{margin:22px 0;}
.article-body figcaption{font-size:13px;color:var(--faint);text-align:center;margin-top:8px;}
.article-body a{color:var(--clay);border-bottom:1px solid rgba(196,100,58,.35);transition:color .18s ease,border-color .18s ease;}
.article-body a:hover{color:var(--ink);border-color:var(--ink);}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:var(--bg-alt);font-weight:600;color:var(--ink);}
.article-body code{background:#F1EEE7;padding:2px 6px;border-radius:6px;font-size:14.5px;}
.article-body pre{background:#F1EEE7;border:1px solid var(--line);border-radius:12px;padding:16px;overflow-x:auto;font-size:14px;line-height:1.7;}
.article-body pre code{background:none;padding:0;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:28px 0;}
.article-empty{padding:36px;border:1px dashed var(--line);border-radius:var(--radius);background:var(--white);text-align:center;color:var(--muted);}
.article-empty strong{display:block;color:var(--ink);font-size:18px;margin-bottom:10px;}
.article-empty a{color:var(--clay);font-weight:600;}

/* side card */
.side-card{position:sticky;top:88px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 18px 20px;}
.side-card h3{font-size:15px;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--clay);}
.side-list li{display:flex;gap:10px;font-size:13.5px;color:var(--muted);line-height:1.7;padding:9px 0;border-top:1px solid var(--line);}
.side-list li:first-child{border-top:0;padding-top:0;}
.side-list .num{color:var(--clay);font-weight:700;font-size:13px;flex:none;}
.side-tip{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:12.5px;color:var(--faint);line-height:1.7;}

/* key points */
.point-card{border:1px solid rgba(196,100,58,.34);background:var(--white);border-radius:var(--radius);padding:20px 22px;margin:0 0 32px;}
.point-card h3{font-size:16px;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.point-card h3 .tag{font-size:11.5px;background:var(--gold);color:#33270C;border-radius:999px;padding:2px 10px;font-weight:700;}
.point-card ul li{position:relative;padding-left:18px;font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:8px;}
.point-card ul li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--clay);}

/* tags */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line);}
.tag-row .badge{transition:color .18s ease,background-color .18s ease;}
.tag-row .badge:hover{background:rgba(23,52,45,.14);}

/* cards */
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;overflow:hidden;}
.card:hover{transform:translateY(-2px);border-color:rgba(196,100,58,.3);box-shadow:var(--shadow-hover);}
.card-body{padding:20px 22px 22px;}
.card-body h3{font-size:18px;margin-bottom:10px;}
.card-body p{font-size:14.5px;color:var(--muted);line-height:1.78;}
.card-thumb{aspect-ratio:16/10;background:var(--bg-alt);overflow:hidden;}
.card-thumb img{width:100%;height:100%;object-fit:cover;}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}

/* cities */
.city-groups{display:grid;gap:16px;}
.city-group{display:grid;grid-template-columns:96px minmax(0,1fr);gap:16px;align-items:start;padding:14px 0;border-top:1px solid var(--line);}
.city-group:first-child{border-top:0;padding-top:0;}
.city-group .region{font-size:14px;font-weight:700;color:var(--ink);padding-top:6px;}
.city-tags{display:flex;flex-wrap:wrap;gap:8px;}
.city-tags span{font-size:13px;color:var(--muted);background:var(--white);border:1px solid var(--line);border-radius:999px;padding:5px 14px;transition:background-color .18s ease,color .18s ease,border-color .18s ease;}
.city-tags span:hover{background:var(--ink);color:#fff;border-color:var(--ink);}

/* faq */
.faq-list{display:grid;gap:12px;max-width:860px;}
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item.open{border-color:rgba(196,100,58,.34);box-shadow:var(--shadow);}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;text-align:left;padding:16px 20px;font-size:15.5px;font-weight:600;color:var(--ink);}
.faq-q .icon{flex:none;width:22px;height:22px;border-radius:50%;border:1px solid var(--line);color:var(--clay);font-size:14px;line-height:20px;text-align:center;transition:background-color .2s ease,color .2s ease;}
.faq-item.open .faq-q .icon{background:var(--clay);color:#fff;border-color:var(--clay);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;}
.faq-a-inner{padding:0 20px 18px;font-size:14.8px;color:var(--muted);line-height:1.85;background:var(--bg);border-top:1px solid var(--line);padding-top:14px;}

/* prev next */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:8px;}
.pager a{display:block;padding:18px 20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;}
.pager a:hover{transform:translateY(-2px);border-color:rgba(196,100,58,.34);box-shadow:var(--shadow-hover);}
.pager small{display:block;font-size:12.5px;color:var(--faint);margin-bottom:6px;}
.pager strong{font-size:15.5px;color:var(--ink);}
.pager .right{text-align:right;}
.back-link{display:inline-flex;align-items:center;gap:6px;margin-top:22px;font-size:14px;color:var(--muted);transition:color .18s ease;}
.back-link:hover{color:var(--clay);}

/* download */
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.dl-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px 22px;display:flex;flex-direction:column;gap:12px;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;}
.dl-card:hover{transform:translateY(-2px);border-color:rgba(196,100,58,.34);box-shadow:var(--shadow-hover);}
.dl-card .ic{width:40px;height:40px;border-radius:11px;background:rgba(23,52,45,.08);color:var(--ink);display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;}
.dl-card h3{font-size:17px;}
.dl-card p{font-size:13.5px;color:var(--muted);line-height:1.7;}
.dl-card .btn{margin-top:auto;}
.dl-note{margin-top:18px;font-size:12.5px;color:var(--faint);line-height:1.8;}

/* cta strip */
.cta-strip{background:var(--ink);color:#fff;border-radius:var(--radius);padding:26px 28px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;}
.cta-strip h2{color:#fff;font-size:21px;}
.cta-strip p{color:rgba(255,255,255,.72);font-size:14px;margin-top:6px;}
.cta-strip .acts{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.cta-strip .link-light{color:rgba(255,255,255,.8);font-size:14px;transition:color .18s ease;}
.cta-strip .link-light:hover{color:var(--gold);}
.btn-gold{background:var(--clay);color:#fff;}
.btn-gold:hover{background:#AD5530;}

/* footer */
.site-footer{background:var(--ink);color:rgba(255,255,255,.74);padding:56px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.footer-brand strong{display:block;color:#fff;font-size:16px;margin-bottom:12px;letter-spacing:-.01em;}
.footer-brand p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:360px;}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:12px;}
.footer-col a{display:block;font-size:13.5px;padding:5px 0;color:rgba(255,255,255,.72);transition:color .18s ease;}
.footer-col a:hover{color:var(--gold);}
.footer-col span{display:block;font-size:12.5px;color:rgba(255,255,255,.5);padding:5px 0;line-height:1.7;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:38px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);font-size:12.5px;color:rgba(255,255,255,.55);}
.footer-bottom .live{display:inline-flex;align-items:center;gap:7px;}
.footer-bottom .live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold);}

@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 240px;gap:32px;}
  .article-head h1{font-size:34px;}
}
@media (max-width:991px){
  .nav-links{display:none;}
  .hamburger{display:inline-block;}
  .nav-tools .btn-accent{display:none;}
  .status-dot{display:none;}
  .article-layout{grid-template-columns:1fr;}
  .side-card{position:static;order:-1;}
  .topic-grid{grid-template-columns:repeat(2,1fr);}
  .dl-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .section{padding:56px 0;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .brand-text strong{font-size:13.5px;white-space:normal;}
  .article-wrap{padding:36px 0 52px;}
  .article-head h1{font-size:28px;}
  .article-body{font-size:16.5px;line-height:1.85;}
  .article-body h2{font-size:21px;}
  .crumb-bar{padding:16px 0;}
  .topic-grid{grid-template-columns:1fr;}
  .city-group{grid-template-columns:1fr;gap:8px;}
  .city-group .region{padding-top:0;}
  .pager{grid-template-columns:1fr;}
  .pager .right{text-align:left;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-strip{padding:22px;}
  body{padding-bottom:64px;}
  .mobile-bar{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    position:fixed;left:0;right:0;bottom:0;z-index:85;
    background:var(--ink);border-top:1px solid rgba(255,255,255,.12);
    padding:10px 16px;
  }
  .mobile-bar .status-dot{display:inline-flex;font-size:12px;}
  .mobile-bar .btn{height:38px;font-size:13.5px;padding:0 14px;}
  .notice-panel{width:min(300px,86vw);right:-6px;}
}