/* roulang page: index */
:root{
  --ink:#123B32;
  --ink-dark:#0B1F1A;
  --ink-soft:#1B4A3E;
  --copper:#B98545;
  --copper-soft:#D9BE96;
  --sand:#F6F2E9;
  --sand-deep:#EFE7D8;
  --card:#FFFDF8;
  --line:#E2D9C8;
  --text:#1C2420;
  --muted:#5C665F;
  --risk:#A6402D;
  --risk-bg:#FBEEEA;
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(11,31,26,.06);
  --shadow-2:0 8px 24px rgba(11,31,26,.08);
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--sand);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--ink);text-decoration:none;}
a.text-link{text-decoration:underline;text-underline-offset:3px;transition:color .18s ease;}
a.text-link:hover{color:var(--copper);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--copper);outline-offset:2px;}

.site-container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media(min-width:640px){.site-container{padding-left:24px;padding-right:24px;}}
@media(min-width:1024px){.site-container{padding-left:32px;padding-right:32px;}}

.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--ink);color:#FFFDF8;
  padding:10px 16px;border-radius:0 0 10px 0;z-index:100;
}
.skip-link:focus{left:0;}

/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--sand);
  border-bottom:1px solid var(--line);
}
.site-header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:68px;
}
.brand{display:flex;align-items:center;gap:10px;min-width:0;}
.brand-seal{
  width:38px;height:38px;flex:0 0 38px;border:2px solid var(--ink);
  border-radius:6px;display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:11px;font-weight:700;color:var(--ink);
  letter-spacing:.5px;line-height:1;background:var(--card);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0;}
.brand-text strong{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:.3px;white-space:nowrap;}
.brand-text span{font-size:11.5px;color:var(--muted);letter-spacing:1.6px;white-space:nowrap;}

.main-nav{display:none;align-items:center;gap:4px;}
@media(min-width:1024px){.main-nav{display:flex;}}
.main-nav a{
  position:relative;display:inline-block;padding:9px 12px;border-radius:8px;
  font-size:14.5px;color:var(--text);transition:color .18s ease,background .18s ease;
  white-space:nowrap;
}
.main-nav a:hover{color:var(--ink);background:var(--sand-deep);}
.main-nav a.is-active{color:var(--ink);font-weight:600;}
.main-nav a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--copper);border-radius:2px;
}

.header-actions{display:flex;align-items:center;gap:10px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:10px 18px;border-radius:var(--radius-btn);
  font-size:14.5px;font-weight:600;line-height:1.4;cursor:pointer;
  border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--ink);color:#FFFDF8;border-color:var(--ink);box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--ink-soft);border-color:var(--ink-soft);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--sand-deep);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-quiet{
  background:var(--card);color:var(--ink);border-color:var(--line);
}
.btn-quiet:hover{border-color:var(--copper);color:var(--ink);transform:translateY(-1px);}
.header-cta{display:none;}
@media(min-width:1024px){.header-cta{display:inline-flex;}}

.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:var(--card);cursor:pointer;
}
@media(min-width:1024px){.nav-toggle{display:none;}}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.mobile-panel{display:none;border-top:1px solid var(--line);background:var(--card);}
.mobile-panel.is-open{display:block;}
.mobile-panel-inner{padding:10px 0 18px;}
.mobile-panel a{
  display:flex;align-items:center;gap:10px;min-height:46px;padding:8px 4px 8px 14px;
  font-size:15px;color:var(--text);border-left:2px solid transparent;
}
.mobile-panel a:hover{background:var(--sand);}
.mobile-panel a.is-active{border-left-color:var(--copper);color:var(--ink);font-weight:600;}
.mobile-panel .btn{width:100%;margin-top:10px;}

/* Sections */
.site-section{padding:56px 0;scroll-margin-top:86px;}
@media(min-width:768px){.site-section{padding:72px 0;}}
@media(min-width:1024px){.site-section{padding:92px 0;}}
.section-sand{background:var(--sand);}
.section-card{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-dark{background:var(--ink-dark);color:#EFE9DC;}
.section-dark .section-desc{color:#C9C2B4;}

.section-head{display:flex;flex-direction:column;gap:14px;margin-bottom:34px;}
@media(min-width:900px){
  .section-head{flex-direction:row;align-items:flex-end;justify-content:space-between;gap:28px;}
}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);
  font-size:12.5px;letter-spacing:1.4px;color:var(--copper);text-transform:uppercase;
}
.section-kicker::before{content:"";width:3px;height:14px;background:var(--copper);border-radius:2px;}
.section-title{
  font-size:clamp(22px,3vw,30px);font-weight:700;line-height:1.35;color:var(--ink);
  margin:8px 0 0;
}
.section-dark .section-title{color:#FFFDF8;}
.section-desc{margin:10px 0 0;font-size:15px;line-height:1.85;color:var(--muted);max-width:62ch;}

/* Hero */
.hero{padding-top:38px;padding-bottom:48px;background:linear-gradient(180deg,#F8F4EB 0%, var(--sand) 100%);}
@media(min-width:1024px){.hero{padding-top:56px;padding-bottom:64px;}}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:32px;}
@media(min-width:1024px){.hero-grid{grid-template-columns:repeat(12,minmax(0,1fr));gap:36px;align-items:start;}}
.hero-main{min-width:0;}
@media(min-width:1024px){.hero-main{grid-column:span 7;}}
.hero-side{min-width:0;}
@media(min-width:1024px){.hero-side{grid-column:span 5;}}
.hero-tagline{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:var(--sand-deep);color:var(--ink);font-size:13px;font-weight:600;letter-spacing:.4px;
  border:1px solid var(--line);
}
.hero h1{
  margin:18px 0 0;
  font-size:clamp(32px,5vw,56px);
  line-height:1.15;
  font-weight:700;
  letter-spacing:-.2px;
  color:var(--ink);
}
.hero h1 em{font-style:normal;color:var(--copper);}
.hero-lead{margin:20px 0 0;font-size:15.5px;line-height:1.9;color:var(--muted);max-width:60ch;}
.hero-points{list-style:none;margin:22px 0 0;padding:0;display:grid;grid-template-columns:minmax(0,1fr);gap:10px;}
@media(min-width:640px){.hero-points{grid-template-columns:repeat(2,minmax(0,1fr));}}
.hero-points li{
  display:flex;gap:10px;align-items:flex-start;font-size:14.5px;line-height:1.65;color:var(--text);
  background:var(--card);border:1px solid var(--line);border-radius:12px;padding:11px 13px;min-width:0;
}
.hero-points li::before{
  content:"";flex:0 0 7px;width:7px;height:7px;margin-top:8px;border-radius:2px;background:var(--copper);
}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}
.tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  background:var(--sand-deep);color:var(--ink);font-size:12.5px;font-weight:500;letter-spacing:.3px;
}
.tag-risk{background:var(--risk-bg);color:var(--risk);border:1px solid rgba(166,64,45,.35);}
.hero-download{
  margin-top:24px;padding-top:18px;border-top:1px dashed var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font-size:13.5px;color:var(--muted);
}
.hero-download strong{color:var(--ink);font-size:13.5px;letter-spacing:.5px;}
.hero-download a{
  display:inline-flex;align-items:center;gap:6px;min-height:36px;color:var(--ink);
  font-weight:600;border-bottom:1px solid var(--copper);transition:color .18s ease;
}
.hero-download a:hover{color:var(--copper);}

.hero-visual{
  position:relative;border:1px solid var(--line);border-radius:var(--radius-card);
  background:
    linear-gradient(var(--line) 1px, transparent 1px) 0 0/100% 34px,
    linear-gradient(90deg,var(--line) 1px, transparent 1px) 0 0/34px 100%,
    var(--card);
  padding:24px 22px;box-shadow:var(--shadow-1);min-height:260px;
}
.hero-visual-inner{position:relative;background:var(--sand);border:1px solid var(--line);border-radius:12px;padding:18px 16px;}
.hero-visual-title{font-size:13px;letter-spacing:2px;color:var(--copper);font-family:var(--mono);}
.hero-visual-row{
  display:flex;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--text);
  padding:9px 0;border-bottom:1px dashed var(--line);min-width:0;
}
.hero-visual-row:last-child{border-bottom:none;}
.hero-visual-row span:first-child{color:var(--muted);}
.hero-visual-row span:last-child{font-weight:600;color:var(--ink);text-align:right;}
.hero-float{
  margin-top:18px;background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:16px 16px 14px;box-shadow:var(--shadow-2);
}
.hero-float h3{margin:0 0 10px;font-size:15px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:8px;}
.hero-float h3::before{content:"";width:3px;height:15px;background:var(--copper);border-radius:2px;}
.hero-float ul{margin:0;padding:0;list-style:none;display:grid;gap:7px;}
.hero-float li{font-size:13.5px;color:var(--muted);display:flex;gap:8px;align-items:flex-start;line-height:1.6;}
.hero-float li b{font-family:var(--mono);color:var(--copper);font-weight:700;font-size:12px;}

/* Cards & grids */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px;box-shadow:var(--shadow-1);min-width:0;
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.card:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
.card h3{margin:0 0 8px;font-size:18px;font-weight:700;color:var(--ink);line-height:1.45;}
.card p{margin:0;font-size:14.5px;line-height:1.8;color:var(--muted);}
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:14px;font-size:12.5px;color:var(--muted);}
.card-meta .dot{width:4px;height:4px;background:var(--copper);border-radius:50%;}

/* Service matrix */
.matrix-wrap{display:grid;grid-template-columns:minmax(0,1fr);gap:26px;}
@media(min-width:1024px){.matrix-wrap{grid-template-columns:4fr 8fr;gap:40px;}}
.matrix-aside{min-width:0;}
@media(min-width:1024px){.matrix-aside{position:sticky;top:96px;align-self:start;}}
.matrix-list{display:grid;gap:0;border-top:1px solid var(--line);}
.matrix-row{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:16px;align-items:center;
  padding:18px 4px;border-bottom:1px solid var(--line);min-width:0;
  transition:background .18s ease,padding-left .18s ease;
}
.matrix-row:hover{background:var(--card);padding-left:12px;}
.matrix-num{font-family:var(--mono);font-size:13px;color:var(--copper);font-weight:700;letter-spacing:1px;}
.matrix-body{min-width:0;}
.matrix-body h3{margin:0 0 4px;font-size:17.5px;font-weight:700;color:var(--ink);}
.matrix-body p{margin:0;font-size:14px;line-height:1.75;color:var(--muted);}
.matrix-arrow{color:var(--copper);font-size:18px;line-height:1;}

/* Stat blocks */
.stat-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;}
@media(min-width:640px){.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:1024px){.stat-grid{grid-template-columns:repeat(4,minmax(0,1fr));}}
.stat-block{
  background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 18px;min-width:0;
  border-top:3px solid var(--copper);
}
.stat-label{font-size:13px;color:var(--muted);letter-spacing:.5px;}
.stat-value{font-family:var(--mono);font-size:24px;font-weight:700;color:var(--ink);margin:6px 0 8px;word-break:break-word;}
.stat-note{font-size:13px;line-height:1.7;color:var(--muted);}

/* Steps */
.steps{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;counter-reset:step;}
@media(min-width:768px){.steps{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:1024px){.steps{grid-template-columns:repeat(5,minmax(0,1fr));}}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:20px 16px;min-width:0;transition:border-color .18s ease,transform .18s ease;
}
.step:hover{border-color:var(--copper);transform:translateY(-2px);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;
  background:var(--sand-deep);color:var(--ink);font-family:var(--mono);font-size:13px;font-weight:700;
  border:1px solid var(--copper-soft);
}
.step h3{margin:12px 0 6px;font-size:16px;font-weight:700;color:var(--ink);}
.step p{margin:0;font-size:13.5px;line-height:1.75;color:var(--muted);}

/* Split */
.split{display:grid;grid-template-columns:minmax(0,1fr);gap:26px;}
@media(min-width:1024px){.split{grid-template-columns:repeat(2,minmax(0,1fr));gap:36px;align-items:start;}}
.bullet-list{list-style:none;margin:0;padding:0;display:grid;gap:14px;}
.bullet-list li{
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px;align-items:start;
  background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;min-width:0;
}
.bullet-list li b{font-family:var(--mono);font-size:12.5px;color:var(--copper);letter-spacing:1px;}
.bullet-list h3{margin:0 0 4px;font-size:15.5px;font-weight:700;color:var(--ink);}
.bullet-list p{margin:0;font-size:13.8px;line-height:1.75;color:var(--muted);}
.note-card{
  background:var(--sand);border:1px solid var(--line);border-left:3px solid var(--copper);
  border-radius:12px;padding:18px 18px;font-size:13.5px;line-height:1.8;color:var(--muted);
}
.formula{
  font-family:var(--mono);font-size:14px;color:var(--ink);background:var(--card);
  border:1px dashed var(--copper-soft);border-radius:10px;padding:12px 14px;margin:12px 0;
  word-break:break-word;
}

/* Scenario wall */
.scene-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;}
@media(min-width:768px){.scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
.scene-wide{min-width:0;}
@media(min-width:768px){.scene-wide{grid-column:span 1;}}
.scene-small-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;}
@media(min-width:640px){.scene-small-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:768px){.scene-small-grid{grid-column:1 / -1;grid-template-columns:repeat(4,minmax(0,1fr));}}
.scene-card{
  background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 18px;min-width:0;
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.scene-card:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
.scene-card h3{margin:0 0 8px;font-size:16.5px;font-weight:700;color:var(--ink);line-height:1.5;}
.scene-card p{margin:0;font-size:13.8px;line-height:1.78;color:var(--muted);}
.scene-card.scene-large{background:linear-gradient(180deg,#FFFDF8 0%,#F9F5EC 100%);}

/* Info rows */
.info-rows{border-top:1px solid var(--line);}
.info-row{
  display:grid;grid-template-columns:minmax(0,1fr);gap:4px;
  padding:16px 2px;border-bottom:1px solid var(--line);min-width:0;
}
@media(min-width:768px){
  .info-row{grid-template-columns:180px minmax(0,1fr) 200px;gap:20px;align-items:baseline;}
}
.info-row dt,.info-row .row-key{font-size:14px;font-weight:700;color:var(--ink);}
.info-row .row-value{font-size:14px;line-height:1.8;color:var(--muted);min-width:0;}
.info-row .row-meta{font-family:var(--mono);font-size:12.5px;color:var(--copper);letter-spacing:.6px;}

/* Misunderstanding */
.compare-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;}
@media(min-width:900px){.compare-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}}
.compare-col{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 20px;min-width:0;}
.compare-col h3{margin:0 0 14px;font-size:17px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:8px;}
.compare-col h3::before{content:"";width:3px;height:16px;background:var(--copper);border-radius:2px;}
.compare-col.risk h3::before{background:var(--risk);}
.compare-item{padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px;line-height:1.78;color:var(--muted);}
.compare-item:last-child{border-bottom:none;padding-bottom:0;}
.compare-item b{display:block;color:var(--ink);font-size:14.5px;margin-bottom:4px;font-weight:700;}

/* CMS news */
.news-wrap{display:grid;grid-template-columns:minmax(0,1fr);gap:22px;}
@media(min-width:1024px){.news-wrap{grid-template-columns:7fr 5fr;gap:32px;}}
.news-feature{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px 22px;min-width:0;box-shadow:var(--shadow-1);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.news-feature:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
.news-feature h3{margin:10px 0 10px;font-size:21px;font-weight:700;line-height:1.5;color:var(--ink);word-break:break-word;}
.news-feature h3 a:hover{color:var(--copper);}
.news-feature p{margin:0;font-size:14.5px;line-height:1.85;color:var(--muted);}
.news-list{display:grid;gap:12px;min-width:0;}
.news-item{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;min-width:0;transition:border-color .18s ease,transform .18s ease;
}
.news-item:hover{border-color:var(--copper);transform:translateY(-1px);}
.news-item h4{margin:0 0 6px;font-size:15px;font-weight:700;line-height:1.55;color:var(--ink);word-break:break-word;}
.news-item p{margin:0;font-size:13.2px;line-height:1.7;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-item .meta{margin-top:8px;font-size:12.2px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.empty-state{
  background:var(--card);border:1px dashed var(--line);border-radius:12px;
  padding:28px 20px;text-align:center;font-size:14px;color:var(--muted);
}

/* Resource rows */
.resource-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;}
@media(min-width:768px){.resource-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
.resource-row{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:14px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;min-width:0;
  transition:border-color .18s ease,transform .18s ease;
}
.resource-row:hover{border-color:var(--copper);transform:translateY(-2px);}
.resource-icon{
  width:38px;height:38px;border-radius:10px;background:var(--sand-deep);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:13px;font-weight:700;
  border:1px solid var(--line);
}
.resource-row h3{margin:0 0 3px;font-size:15.5px;font-weight:700;color:var(--ink);}
.resource-row p{margin:0;font-size:13.2px;line-height:1.7;color:var(--muted);}
.resource-arrow{color:var(--copper);font-size:16px;}

/* Topic entrance */
.topic-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;}
@media(min-width:900px){.topic-grid{grid-template-columns:5fr 7fr;gap:24px;}}
.topic-main{
  display:block;background:var(--ink);color:#FFFDF8;border-radius:var(--radius-card);
  padding:28px 24px;min-width:0;border:1px solid var(--ink-dark);box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.topic-main:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.topic-main .topic-label{font-family:var(--mono);font-size:12.5px;letter-spacing:1.6px;color:var(--copper-soft);}
.topic-main h3{margin:10px 0 10px;font-size:22px;font-weight:700;line-height:1.4;color:#FFFDF8;}
.topic-main p{margin:0;font-size:14px;line-height:1.8;color:#D7D1C4;}
.topic-main .topic-more{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:13.5px;font-weight:600;color:var(--copper-soft);}
.topic-side{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;}
@media(min-width:640px){.topic-side{grid-template-columns:repeat(3,minmax(0,1fr));}}
.topic-mini{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:18px 16px;min-width:0;transition:border-color .18s ease,transform .18s ease;
}
.topic-mini:hover{border-color:var(--copper);transform:translateY(-2px);}
.topic-mini span{font-family:var(--mono);font-size:12px;color:var(--copper);letter-spacing:1px;}
.topic-mini h4{margin:8px 0 6px;font-size:15.5px;font-weight:700;color:var(--ink);line-height:1.5;}
.topic-mini p{margin:0;font-size:13.2px;line-height:1.7;color:var(--muted);}

/* Download */
.download-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;}
@media(min-width:768px){.download-grid{grid-template-columns:repeat(3,minmax(0,1fr));}}
.download-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px 20px;min-width:0;display:flex;flex-direction:column;gap:14px;
  box-shadow:var(--shadow-1);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.download-card:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
.download-icon{
  width:46px;height:46px;border-radius:12px;border:1px solid var(--line);background:var(--sand-deep);
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:12px;font-weight:700;color:var(--ink);
}
.download-card h3{margin:0;font-size:18px;font-weight:700;color:var(--ink);}
.download-card p{margin:0;font-size:13.6px;line-height:1.75;color:var(--muted);}
.download-ext{font-family:var(--mono);font-size:12.5px;color:var(--copper);letter-spacing:1px;}
.download-card .btn{width:100%;margin-top:auto;}
.download-note{margin-top:18px;font-size:12.8px;line-height:1.8;color:var(--muted);}

/* FAQ */
.faq-list{display:grid;gap:0;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 4px;cursor:pointer;list-style:none;
  font-size:15.5px;font-weight:600;color:var(--ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .faq-sign{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--copper);font-size:16px;line-height:1;
  transition:transform .18s ease,background .18s ease;
}
.faq-item[open] summary .faq-sign{transform:rotate(180deg);background:var(--sand-deep);}
.faq-item[open] summary{color:var(--ink);}
.faq-body{padding:2px 4px 20px;font-size:14.2px;line-height:1.9;color:var(--muted);background:transparent;}
.faq-item[open] .faq-body{background:transparent;}

/* Assurance bar */
.assurance{
  background:var(--sand-deep);border-left:4px solid var(--risk);border-radius:12px;
  padding:22px 22px;display:grid;grid-template-columns:minmax(0,1fr);gap:10px;
}
@media(min-width:900px){.assurance{grid-template-columns:auto minmax(0,1fr);gap:24px;align-items:center;}}
.assurance strong{font-size:15.5px;color:var(--risk);font-weight:700;letter-spacing:.3px;}
.assurance p{margin:0;font-size:14px;line-height:1.85;color:var(--muted);}

/* Consult / form */
.consult-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:26px;}
@media(min-width:1024px){.consult-grid{grid-template-columns:5fr 7fr;gap:36px;align-items:start;}}
.form-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;}
@media(min-width:640px){.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
.field{display:flex;flex-direction:column;gap:7px;min-width:0;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13.5px;font-weight:600;color:var(--ink);}
.field input,.field select,.field textarea{
  width:100%;min-height:44px;padding:10px 13px;border-radius:10px;
  border:1px solid var(--line);background:#FFFEFA;font-size:14.5px;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{min-height:110px;resize:vertical;line-height:1.75;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--copper);box-shadow:0 0 0 3px rgba(185,133,69,.18);
}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:13.2px;line-height:1.7;color:var(--muted);}
.check-row input{width:18px;height:18px;min-height:18px;margin-top:3px;flex:0 0 18px;accent-color:#123B32;}
.form-hint{font-size:12.5px;line-height:1.75;color:var(--muted);}

/* Footer */
.site-footer{background:var(--ink-dark);color:#E7E1D4;padding:52px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:30px;}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-seal{border-color:var(--copper-soft);color:var(--copper-soft);background:transparent;}
.footer-brand strong{color:#FFFDF8;font-size:16px;display:block;line-height:1.3;}
.footer-brand span{color:#A9B3AC;font-size:11.5px;letter-spacing:1.6px;}
.site-footer p{font-size:13.4px;line-height:1.85;color:#B9C2BA;margin:0;}
.site-footer h4{font-size:14px;font-weight:700;color:#FFFDF8;margin:0 0 14px;letter-spacing:.6px;}
.footer-links{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.footer-links a{font-size:13.6px;color:#C6CEC6;transition:color .18s ease;}
.footer-links a:hover{color:var(--copper-soft);}
.footer-risk{
  border-left:3px solid var(--risk);padding-left:14px;font-size:13.2px;line-height:1.85;color:#B9C2BA;
}
.footer-bottom{
  margin-top:34px;padding-top:18px;border-top:1px solid rgba(226,217,200,.16);
  display:flex;flex-direction:column;gap:8px;font-size:12.6px;color:#98A29A;
}
@media(min-width:768px){.footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;}}

@media(max-width:520px){
  .hero h1{font-size:30px;}
  .btn{width:100%;}
  .hero-cta .btn{width:100%;}
  .header-actions .btn{width:auto;}
}

/* roulang page: category1 */
:root{
  --ink:#123B32;
  --ink-dark:#0B1F1A;
  --ink-soft:#1B4A3E;
  --copper:#B98545;
  --copper-soft:#D9BE96;
  --sand:#F6F2E9;
  --sand-deep:#EFE7D8;
  --card:#FFFDF8;
  --line:#E2D9C8;
  --text:#1C2420;
  --muted:#5C665F;
  --risk:#A6402D;
  --risk-bg:#FBEEEA;
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(11,31,26,.06);
  --shadow-2:0 8px 24px rgba(11,31,26,.08);
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--sand);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--ink);text-decoration:none;}
a.text-link{text-decoration:underline;text-underline-offset:3px;transition:color .18s ease;}
a.text-link:hover{color:var(--copper);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--copper);outline-offset:2px;}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--ink);color:#FFFDF8;padding:10px 16px;border-radius:0 0 8px 0;
}
.skip-link:focus{left:0;}
.site-container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media(min-width:640px){.site-container{padding-left:24px;padding-right:24px;}}
@media(min-width:1024px){.site-container{padding-left:32px;padding-right:32px;}}

/* Header */
.site-header{position:sticky;top:0;z-index:60;background:var(--sand);border-bottom:1px solid var(--line);}
.site-header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;}
.brand{display:flex;align-items:center;gap:10px;min-width:0;}
.brand-seal{
  width:38px;height:38px;flex:0 0 38px;border:2px solid var(--ink);
  border-radius:6px;display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:11px;font-weight:700;color:var(--ink);
  letter-spacing:.5px;line-height:1;background:var(--card);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0;}
.brand-text strong{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:.3px;white-space:nowrap;}
.brand-text span{font-size:11.5px;color:var(--muted);letter-spacing:1.6px;white-space:nowrap;}
.main-nav{display:none;align-items:center;gap:4px;}
.main-nav a{
  position:relative;display:inline-block;padding:9px 12px;border-radius:8px;
  font-size:14.5px;color:var(--text);transition:color .18s ease,background .18s ease;white-space:nowrap;
}
.main-nav a:hover{color:var(--ink);background:var(--sand-deep);}
.main-nav a.is-active{color:var(--ink);font-weight:600;}
.main-nav a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--copper);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:10px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:10px 18px;border-radius:var(--radius-btn);
  font-size:14.5px;font-weight:600;line-height:1.4;cursor:pointer;
  border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--ink);color:#FFFDF8;border-color:var(--ink);box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--ink-soft);border-color:var(--ink-soft);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--sand-deep);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-quiet{background:var(--card);color:var(--ink);border-color:var(--line);}
.btn-quiet:hover{border-color:var(--copper);transform:translateY(-1px);}
.header-cta{display:none;}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:var(--card);cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-panel{display:none;border-top:1px solid var(--line);background:var(--card);}
.mobile-panel.is-open{display:block;}
.mobile-panel-inner{padding:10px 0 18px;}
.mobile-panel a{
  display:flex;align-items:center;gap:10px;min-height:46px;padding:8px 4px 8px 14px;
  font-size:15px;color:var(--text);border-left:2px solid transparent;
}
.mobile-panel a:hover{background:var(--sand);}
.mobile-panel a.is-active{border-left-color:var(--copper);color:var(--ink);font-weight:600;}
.mobile-panel .btn{width:100%;margin-top:10px;}
@media(min-width:1024px){
  .main-nav{display:flex;}
  .header-cta{display:inline-flex;}
  .nav-toggle{display:none;}
}

/* Breadcrumb */
.breadcrumb-bar{background:var(--sand-deep);border-bottom:1px solid var(--line);}
.breadcrumb-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:48px;font-size:13px;color:var(--muted);
}
.breadcrumb-list{
  display:flex;align-items:center;gap:8px;margin:0;padding:0;list-style:none;
  overflow-x:auto;white-space:nowrap;scrollbar-width:none;
}
.breadcrumb-list::-webkit-scrollbar{display:none;}
.breadcrumb-list li{display:inline-flex;align-items:center;gap:8px;flex:0 0 auto;}
.breadcrumb-list a{color:var(--muted);transition:color .18s ease;}
.breadcrumb-list a:hover{color:var(--copper);}
.breadcrumb-sep{color:var(--copper-soft);}
.breadcrumb-current{color:var(--ink);font-weight:600;}
.breadcrumb-back{
  display:none;align-items:center;gap:6px;flex:0 0 auto;
  padding:6px 12px;border:1px solid var(--line);border-radius:8px;
  background:var(--card);color:var(--ink);font-size:13px;font-weight:600;
  transition:border-color .18s ease,color .18s ease,transform .18s ease;
}
.breadcrumb-back:hover{border-color:var(--copper);color:var(--copper);transform:translateX(-1px);}
@media(min-width:768px){.breadcrumb-back{display:inline-flex;}}

/* Sections */
.site-section{padding:56px 0;scroll-margin-top:86px;}
@media(min-width:768px){.site-section{padding:72px 0;}}
@media(min-width:1024px){.site-section{padding:88px 0;}}
.section-sand{background:var(--sand);}
.section-card{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;flex-direction:column;gap:14px;margin-bottom:34px;}
@media(min-width:1024px){
  .section-head{flex-direction:row;align-items:flex-end;justify-content:space-between;gap:28px;}
}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);
  font-size:12.5px;letter-spacing:1.4px;color:var(--copper);text-transform:uppercase;
}
.section-kicker::before{content:"";width:3px;height:14px;background:var(--copper);border-radius:2px;}
.section-title{font-size:clamp(22px,3vw,30px);font-weight:700;line-height:1.35;color:var(--ink);margin:8px 0 0;}
.section-desc{margin:10px 0 0;font-size:15px;line-height:1.85;color:var(--muted);max-width:64ch;}

/* Category hero */
.cat-hero{
  padding:32px 0 44px;
  background:linear-gradient(180deg,#F8F4EB 0%,var(--sand) 100%);
  border-bottom:1px solid var(--line);
}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:24px;align-items:start;}
@media(min-width:1024px){
  .cat-hero-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:36px;}
  .cat-hero{padding:44px 0 56px;}
}
.cat-h1{
  font-size:clamp(28px,4vw,42px);line-height:1.25;font-weight:700;
  color:var(--ink);margin:12px 0 0;letter-spacing:.5px;
}
.cat-lead{margin:16px 0 0;font-size:15.5px;line-height:1.85;color:var(--muted);max-width:60ch;}
.cat-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;}
.tag-pill{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  background:var(--sand-deep);color:var(--ink);font-size:12.5px;letter-spacing:.4px;
}
.tag-square{
  display:inline-flex;align-items:center;padding:4px 9px;border-radius:4px;
  border:1px solid var(--line);background:var(--card);color:var(--muted);font-size:12px;
}
.tag-risk{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:4px;
  border:1px solid var(--risk);background:var(--risk-bg);color:var(--risk);font-size:12px;font-weight:600;
}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow-1);
}
.side-card h3{
  font-size:15px;font-weight:700;color:var(--ink);margin:0 0 4px;
  display:flex;align-items:center;gap:8px;
}
.side-card h3::before{content:"";width:3px;height:14px;background:var(--copper);border-radius:2px;}
.side-card .side-note{font-size:12.5px;color:var(--muted);margin:0 0 14px;}
.side-list{margin:0;padding:0;list-style:none;}
.side-list li{
  display:flex;gap:10px;align-items:flex-start;padding:9px 0;
  border-bottom:1px dashed var(--line);font-size:14px;color:var(--text);
}
.side-list li:last-child{border-bottom:0;padding-bottom:0;}
.side-list .num{
  font-family:var(--mono);font-size:12px;color:var(--copper);
  flex:0 0 auto;padding-top:2px;
}
.side-foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);}

/* Key points */
.key-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;}
@media(min-width:640px){.key-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:1024px){.key-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}}
.key-card{
  min-width:0;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px;box-shadow:var(--shadow-1);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.key-card:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
.key-num{
  font-family:var(--mono);font-size:12px;letter-spacing:1.5px;color:var(--copper);
  display:block;margin-bottom:10px;
}
.key-card h3{font-size:18px;font-weight:700;color:var(--ink);margin:0 0 8px;line-height:1.45;}
.key-card p{margin:0;font-size:14px;line-height:1.8;color:var(--muted);}

/* Info rows */
.cat-list{border-top:1px solid var(--line);}
.cat-row{
  display:grid;grid-template-columns:minmax(0,1fr);gap:8px;
  padding:20px 0;border-bottom:1px solid var(--line);
  transition:background .18s ease;
}
.cat-row:hover{background:rgba(185,133,69,.05);}
@media(min-width:768px){
  .cat-row{
    grid-template-columns:64px minmax(0,1fr) 120px;gap:20px;align-items:start;padding:22px 0;
  }
}
.cat-row-index{
  font-family:var(--mono);font-size:13px;color:var(--copper);letter-spacing:1.5px;padding-top:3px;
}
.cat-row-body{min-width:0;}
.cat-row-body h3{font-size:18px;font-weight:700;color:var(--ink);margin:0 0 6px;line-height:1.5;}
.cat-row-body p{margin:0;font-size:14.5px;line-height:1.8;color:var(--muted);}
.cat-row-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
@media(min-width:768px){.cat-row-meta{justify-content:flex-end;}}

/* Checklist */
.check-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;}
@media(min-width:768px){.check-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}}
.check-card{
  min-width:0;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow-1);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.check-card:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
.check-card h3{
  font-size:17px;font-weight:700;color:var(--ink);margin:0 0 12px;
  display:flex;align-items:center;gap:10px;
}
.check-card h3 .idx{font-family:var(--mono);font-size:12px;color:var(--copper);letter-spacing:1px;}
.check-list{margin:0;padding:0;list-style:none;}
.check-list li{
  position:relative;padding:7px 0 7px 22px;font-size:14.5px;line-height:1.75;color:var(--text);
}
.check-list li::before{
  content:"";position:absolute;left:2px;top:15px;width:8px;height:8px;
  border:1px solid var(--copper);border-radius:2px;background:rgba(185,133,69,.14);
}

/* Steps */
.step-flow{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;counter-reset:step;}
@media(min-width:768px){.step-flow{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}}
.step-item{
  min-width:0;position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px 18px;box-shadow:var(--shadow-1);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.step-item:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
.step-item::before{
  content:"";position:absolute;left:18px;top:0;width:34px;height:2px;background:var(--copper);border-radius:2px;
}
.step-item .step-idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:50%;border:1px solid var(--copper);
  font-family:var(--mono);font-size:12.5px;color:var(--copper);margin-bottom:12px;
}
.step-item h3{font-size:16.5px;font-weight:700;color:var(--ink);margin:0 0 8px;}
.step-item p{margin:0;font-size:14px;line-height:1.8;color:var(--muted);}

/* Rules */
.rule-list{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);}
.rule-row{
  display:grid;grid-template-columns:minmax(0,1fr);gap:6px;
  padding:16px 20px;border-bottom:1px solid var(--line);
}
.rule-row:last-child{border-bottom:0;}
@media(min-width:768px){
  .rule-row{grid-template-columns:170px minmax(0,1fr);gap:24px;align-items:center;}
}
.rule-row dt,.rule-row .rule-key{
  font-size:14px;font-weight:700;color:var(--ink);margin:0;
}
.rule-row dd,.rule-row .rule-val{
  margin:0;font-size:14.5px;line-height:1.8;color:var(--muted);
}
.rule-val .mono{font-family:var(--mono);color:var(--ink);font-size:13.5px;}

/* FAQ */
.faq-wrap{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 2px;cursor:pointer;list-style:none;
  font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--copper);}
.faq-item summary .faq-icon{
  flex:0 0 auto;width:22px;height:22px;position:relative;border:1px solid var(--line);
  border-radius:50%;background:var(--card);transition:transform .2s ease,border-color .2s ease;
}
.faq-item summary .faq-icon::before,
.faq-item summary .faq-icon::after{
  content:"";position:absolute;background:var(--ink);border-radius:1px;
}
.faq-item summary .faq-icon::before{left:5px;right:5px;top:9.5px;height:1.5px;}
.faq-item summary .faq-icon::after{top:5px;bottom:5px;left:9.5px;width:1.5px;transition:opacity .2s ease;}
.faq-item[open] summary .faq-icon{transform:rotate(180deg);border-color:var(--copper);}
.faq-item[open] summary .faq-icon::after{opacity:0;}
.faq-body{padding:0 2px 18px;font-size:14.5px;line-height:1.9;color:var(--muted);}
.faq-body p{margin:0 0 10px;}
.faq-body p:last-child{margin-bottom:0;}
.faq-item[open]{background:rgba(239,231,216,.5);}

/* Risk */
.risk-block{
  background:var(--risk-bg);border-left:4px solid var(--risk);border-radius:0 var(--radius-card) var(--radius-card) 0;
  padding:22px 22px 22px 20px;
}
.risk-block h3{font-size:17px;font-weight:700;color:var(--risk);margin:0 0 12px;}
.risk-block ul{margin:0;padding:0;list-style:none;}
.risk-block li{position:relative;padding:6px 0 6px 18px;font-size:14.5px;line-height:1.85;color:#5A2C22;}
.risk-block li::before{content:"";position:absolute;left:0;top:15px;width:8px;height:2px;background:var(--risk);}
.guard-bar{
  margin-top:22px;background:var(--ink-dark);border-radius:var(--radius-card);
  padding:20px 22px;display:flex;flex-direction:column;gap:8px;
  border-left:4px solid var(--copper);
}
.guard-bar p{margin:0;font-size:14px;line-height:1.85;color:#D8D2C4;}
.guard-bar strong{color:#FFFDF8;font-weight:700;}

/* News */
.news-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;}
.news-item{
  display:grid;grid-template-columns:minmax(0,1fr);gap:10px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-1);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.news-item:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
@media(min-width:768px){
  .news-item{grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:20px;}
}
.news-item h3{font-size:17px;font-weight:700;color:var(--ink);margin:0 0 8px;line-height:1.55;}
.news-item:hover h3{color:var(--copper);}
.news-item p{margin:0;font-size:14px;line-height:1.8;color:var(--muted);}
.news-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:12.5px;color:var(--muted);}
@media(min-width:768px){.news-meta{justify-content:flex-end;}}
.empty-note{
  margin:0;padding:26px 20px;border:1px dashed var(--line);border-radius:var(--radius-card);
  background:var(--card);color:var(--muted);font-size:14.5px;text-align:center;
}

/* Downloads & CTA */
.dl-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;}
@media(min-width:640px){.dl-grid{grid-template-columns:repeat(3,minmax(0,1fr));}}
.dl-card{
  min-width:0;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px;text-align:center;box-shadow:var(--shadow-1);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.dl-card:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
.dl-card .dl-name{font-size:15px;font-weight:700;color:var(--ink);margin:0 0 2px;}
.dl-card .dl-ext{font-family:var(--mono);font-size:12px;color:var(--copper);letter-spacing:1px;margin:0 0 14px;}
.dl-card .btn{width:100%;}
.dl-note{margin:14px 0 0;font-size:12.5px;color:var(--muted);line-height:1.8;}
.cat-entry{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding:16px 0 0;margin-top:18px;border-top:1px solid var(--line);
}
.cat-entry .entry-label{font-size:13px;color:var(--muted);}
.cat-entry .tag-pill{font-weight:600;}

/* Footer */
.site-footer{background:var(--ink-dark);color:#E6E0D2;padding:52px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:28px;}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}}
@media(min-width:1024px){.footer-grid{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr) minmax(0,1fr) minmax(0,1.4fr);}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-seal{background:transparent;border-color:var(--copper);color:var(--copper-soft);}
.footer-brand strong{display:block;font-size:16px;color:#FFFDF8;font-weight:700;line-height:1.4;}
.footer-brand span{display:block;font-size:11.5px;color:var(--copper-soft);letter-spacing:1.6px;}
.site-footer p{margin:0;font-size:13.5px;line-height:1.9;color:#BEB7A8;}
.site-footer h4{font-size:14px;font-weight:700;color:#FFFDF8;margin:0 0 14px;letter-spacing:.5px;}
.footer-links{list-style:none;margin:0;padding:0;}
.footer-links li{margin-bottom:9px;}
.footer-links a{font-size:13.5px;color:#BEB7A8;transition:color .18s ease;}
.footer-links a:hover{color:var(--copper);}
.footer-risk{border-left:2px solid var(--risk);padding-left:12px;color:#C8BFB0;}
.footer-bottom{
  margin-top:34px;padding-top:18px;border-top:1px solid rgba(226,217,200,.18);
  display:flex;flex-direction:column;gap:8px;font-size:12.5px;color:#9A9486;
}
@media(min-width:768px){.footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;}}

/* roulang page: article */
:root{
  --ink:#123B32;
  --ink-dark:#0B1F1A;
  --ink-soft:#1B4A3E;
  --copper:#B98545;
  --copper-soft:#D9BE96;
  --sand:#F6F2E9;
  --sand-deep:#EFE7D8;
  --card:#FFFDF8;
  --line:#E2D9C8;
  --text:#1C2420;
  --muted:#5C665F;
  --risk:#A6402D;
  --risk-bg:#FBEEEA;
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(11,31,26,.06);
  --shadow-2:0 8px 24px rgba(11,31,26,.08);
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body.site-body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--sand);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:var(--ink);text-decoration:none;transition:color .18s ease;}
a.text-link{text-decoration:underline;text-underline-offset:3px;}
a.text-link:hover{color:var(--copper);}
button{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--copper);outline-offset:2px;}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:120;
  background:var(--card);color:var(--ink);padding:10px 16px;
  border:1px solid var(--copper);border-radius:10px;font-size:14px;
}
.skip-link:focus{left:16px;top:10px;}
.site-container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media (min-width:640px){.site-container{padding-left:24px;padding-right:24px;}}
@media (min-width:1024px){.site-container{padding-left:32px;padding-right:32px;}}

/* Header */
.site-header{position:sticky;top:0;z-index:60;background:var(--sand);border-bottom:1px solid var(--line);}
.site-header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;}
.brand{display:flex;align-items:center;gap:10px;min-width:0;}
.brand-seal{
  width:38px;height:38px;flex:0 0 38px;border:2px solid var(--ink);border-radius:6px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:11px;font-weight:700;color:var(--ink);
  letter-spacing:.5px;line-height:1;background:var(--card);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0;}
.brand-text strong{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:.3px;white-space:nowrap;}
.brand-text span{font-size:11.5px;color:var(--muted);letter-spacing:1.6px;white-space:nowrap;}
.main-nav{display:none;align-items:center;gap:2px;}
.main-nav a{
  position:relative;display:inline-block;padding:9px 12px;border-radius:8px;
  font-size:14.5px;color:var(--text);white-space:nowrap;
  transition:color .18s ease,background .18s ease;
}
.main-nav a:hover{color:var(--ink);background:var(--sand-deep);}
.main-nav a.is-active{color:var(--ink);font-weight:600;}
.main-nav a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--copper);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:10px;}
.header-cta{display:none;}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:var(--card);cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-panel{display:none;border-top:1px solid var(--line);background:var(--card);}
.mobile-panel.is-open{display:block;}
.mobile-panel-inner{padding:10px 0 18px;}
.mobile-panel a{
  display:flex;align-items:center;gap:10px;min-height:46px;padding:8px 4px 8px 14px;
  font-size:15px;color:var(--text);border-left:2px solid transparent;border-radius:0 8px 8px 0;
}
.mobile-panel a:hover{background:var(--sand);}
.mobile-panel a.is-active{border-left-color:var(--copper);color:var(--ink);font-weight:600;}
.mobile-panel .btn{width:100%;margin-top:12px;justify-content:center;}
@media (min-width:1024px){
  .main-nav{display:flex;}
  .header-cta{display:inline-flex;}
  .nav-toggle{display:none;}
}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:10px 18px;border-radius:var(--radius-btn);
  font-size:14.5px;font-weight:600;line-height:1.4;cursor:pointer;
  border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--ink);color:#FFFDF8;border-color:var(--ink);box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--ink-soft);border-color:var(--ink-soft);transform:translateY(-1px);color:#FFFDF8;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--sand-deep);transform:translateY(-1px);color:var(--ink);}
.btn-ghost:active{transform:translateY(1px);}

/* Breadcrumb */
.breadcrumb-bar{background:var(--sand-deep);border-bottom:1px solid var(--line);}
.breadcrumb-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:10px 0;font-size:13px;color:var(--muted);
}
.breadcrumb-list{
  display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0;
  overflow-x:auto;white-space:nowrap;max-width:100%;scrollbar-width:thin;
}
.breadcrumb-list a{color:var(--muted);}
.breadcrumb-list a:hover{color:var(--copper);}
.crumb-sep{color:var(--copper-soft);}
.crumb-current{color:var(--ink);font-weight:600;}
.crumb-back{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;
  min-height:36px;padding:4px 12px;border:1px solid var(--line);border-radius:8px;
  background:var(--card);color:var(--ink);font-size:13px;font-weight:600;
  transition:border-color .18s ease,transform .18s ease;
}
.crumb-back:hover{border-color:var(--copper);transform:translateY(-1px);}
@media (max-width:767px){
  .breadcrumb-inner{flex-direction:column;align-items:flex-start;gap:8px;}
}

/* Sections */
.site-section{padding:52px 0;scroll-margin-top:88px;}
@media (min-width:768px){.site-section{padding:68px 0;}}
@media (min-width:1024px){.site-section{padding:88px 0;}}
.section-sand{background:var(--sand);}
.section-card{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-dark{background:var(--ink-dark);color:#EFE9DC;}
.section-head{display:flex;flex-direction:column;gap:12px;margin-bottom:32px;}
@media (min-width:1024px){
  .section-head{flex-direction:row;align-items:flex-end;justify-content:space-between;gap:28px;}
}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);
  font-size:12.5px;letter-spacing:1.4px;color:var(--copper);
}
.section-kicker::before{content:"";width:3px;height:14px;background:var(--copper);border-radius:2px;}
.section-title{
  font-size:clamp(21px,2.6vw,28px);font-weight:700;line-height:1.4;
  color:var(--ink);margin:8px 0 0;
}
.section-desc{margin:10px 0 0;font-size:15px;line-height:1.85;color:var(--muted);max-width:66ch;}

/* Article head */
.article-head-section{padding:36px 0 0;background:linear-gradient(180deg,#F8F4EB 0%, var(--sand) 100%);}
@media (min-width:1024px){.article-head-section{padding:52px 0 0;}}
.kicker-line{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);
  font-size:12.5px;letter-spacing:1.2px;color:var(--copper);
}
.kicker-line::before{content:"";width:3px;height:14px;background:var(--copper);border-radius:2px;}
.article-title{
  font-size:clamp(26px,3.6vw,38px);line-height:1.32;font-weight:700;
  color:var(--ink);margin:14px 0 0;letter-spacing:.2px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;
  margin-top:18px;font-size:13.5px;color:var(--muted);
}
.meta-chip{
  display:inline-flex;align-items:center;gap:6px;padding:3px 12px;
  border-radius:999px;background:var(--card);border:1px solid var(--line);
  color:var(--ink);font-size:12.5px;
}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--copper-soft);}
.lead-card{
  margin-top:26px;background:var(--sand-deep);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px 22px;box-shadow:var(--shadow-1);
}
.lead-title{font-size:15px;font-weight:700;color:var(--ink);margin:0;letter-spacing:.4px;}
.lead-list{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:9px;}
.lead-list li{
  position:relative;padding-left:20px;font-size:14.5px;line-height:1.8;color:var(--text);
}
.lead-list li::before{
  content:"";position:absolute;left:0;top:.65em;width:8px;height:8px;
  border:1px solid var(--copper);border-radius:2px;
}

/* Article layout */
.article-body-section{padding:32px 0 0;}
@media (min-width:1024px){.article-body-section{padding:44px 0 8px;}}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:30px;}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 286px;gap:44px;align-items:start;}
}
.article-col{min-width:0;}
.article-side{min-width:0;display:none;}
@media (min-width:1024px){.article-side{display:block;}}

/* Mobile TOC */
.toc-mobile{display:block;margin-bottom:22px;}
@media (min-width:1024px){.toc-mobile{display:none;}}
.toc-mobile details{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:6px 16px;box-shadow:var(--shadow-1);
}
.toc-mobile summary{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  min-height:46px;font-size:14.5px;font-weight:600;color:var(--ink);
  cursor:pointer;list-style:none;
}
.toc-mobile summary::-webkit-details-marker{display:none;}
.toc-mobile summary::after{
  content:"+";font-family:var(--mono);font-size:18px;color:var(--copper);
  transition:transform .18s ease;
}
.toc-mobile details[open] summary::after{transform:rotate(45deg);}

/* TOC card */
.toc-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px 18px 16px;box-shadow:var(--shadow-1);
}
@media (min-width:1024px){.toc-card{position:sticky;top:88px;}}
.toc-title{
  font-size:14px;font-weight:700;color:var(--ink);margin:0;
  padding-bottom:10px;border-bottom:1px solid var(--line);letter-spacing:.4px;
}
.toc-list{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:2px;}
.toc-list a{
  display:block;padding:6px 10px;border-left:2px solid transparent;
  border-radius:0 8px 8px 0;font-size:13.5px;line-height:1.6;color:var(--muted);
  transition:color .18s ease,background .18s ease,border-color .18s ease;
}
.toc-list a:hover{color:var(--ink);background:var(--sand);}
.toc-list a.is-current{
  color:var(--ink);font-weight:600;border-left-color:var(--copper);background:var(--sand);
}

/* Article body */
.article-body{
  font-size:17px;line-height:1.95;color:var(--text);
  max-width:760px;overflow-wrap:break-word;
}
.article-body > * + *{margin-top:1.1em;}
.article-body p{margin:0;}
.article-body h2{
  position:relative;font-size:clamp(20px,2.4vw,25px);font-weight:700;line-height:1.45;
  color:var(--ink);margin:2em 0 .7em;padding-left:14px;scroll-margin-top:96px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.32em;bottom:.22em;width:3px;
  background:var(--copper);border-radius:2px;
}
.article-body h3{
  font-size:19px;font-weight:600;line-height:1.5;color:var(--ink-soft);
  margin:1.6em 0 .5em;scroll-margin-top:96px;
}
.article-body h4{font-size:17px;font-weight:600;color:var(--ink-soft);margin:1.4em 0 .4em;}
.article-body ul,.article-body ol{margin:0;padding-left:1.35em;}
.article-body ul{list-style-type:square;}
.article-body ol{list-style-type:decimal;}
.article-body li{margin:.4em 0;}
.article-body ul li::marker{color:var(--copper);}
.article-body a{color:var(--ink);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--copper);}
.article-body strong{font-weight:600;color:var(--ink);}
.article-body blockquote{
  margin:1.4em 0;padding:14px 18px;background:var(--sand-deep);
  border-left:3px solid var(--copper);border-radius:0 10px 10px 0;
  color:var(--ink-soft);font-size:16px;
}
.article-body blockquote p{margin:0;}
.article-body table{
  width:100%;table-layout:fixed;border-collapse:collapse;margin:1.4em 0;
  font-size:14.5px;border:1px solid var(--line);border-radius:10px;overflow:hidden;
}
.article-body th,.article-body td{
  border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;
  word-break:break-word;vertical-align:top;
}
.article-body th{background:var(--sand-deep);color:var(--ink);font-weight:600;}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body img{border-radius:12px;margin:1.4em 0;border:1px solid var(--line);}
.article-body figure{margin:1.4em 0;}
.article-body figcaption{
  margin-top:.6em;font-size:13px;color:var(--muted);text-align:center;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0;}
.article-empty{
  max-width:760px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:28px 24px;box-shadow:var(--shadow-1);
}
.article-empty p{margin:0 0 16px;font-size:16px;color:var(--muted);}

/* Rule list */
.rule-list{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;}
@media (min-width:768px){.rule-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}}
.rule-item{
  display:flex;gap:14px;min-width:0;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:18px 20px;box-shadow:var(--shadow-1);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.rule-item:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
.rule-num{
  flex:0 0 auto;font-family:var(--mono);font-size:13px;color:var(--copper);
  letter-spacing:1px;line-height:1.9;
}
.rule-item h3{font-size:17px;font-weight:600;color:var(--ink);margin:0 0 6px;}
.rule-item p{margin:0;font-size:14.5px;line-height:1.8;color:var(--muted);}

/* Checklist */
.checklist-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;}
@media (min-width:768px){.checklist-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}}
.check-card{
  min-width:0;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px 22px;box-shadow:var(--shadow-1);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.check-card:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
.check-card h3{
  display:flex;align-items:center;gap:10px;font-size:17px;font-weight:600;
  color:var(--ink);margin:0 0 10px;
}
.check-card h3::before{
  content:"";width:8px;height:8px;flex:0 0 8px;border:1px solid var(--copper);
  border-radius:2px;background:var(--sand-deep);
}
.check-card ul{list-style:none;margin:0;padding:0;display:grid;gap:7px;}
.check-card li{
  position:relative;padding-left:18px;font-size:14.5px;line-height:1.8;color:var(--muted);
}
.check-card li::before{
  content:"";position:absolute;left:0;top:.72em;width:7px;height:1px;background:var(--copper-soft);
}

/* Risk box */
.risk-box{
  background:var(--risk-bg);border:1px solid rgba(166,64,45,.22);
  border-left:4px solid var(--risk);border-radius:12px;padding:22px 24px;
}
.risk-box h2{
  font-size:18px;font-weight:700;color:var(--risk);margin:0 0 10px;line-height:1.5;
}
.risk-box p{margin:0 0 8px;font-size:14.5px;line-height:1.85;color:#5A2A20;}
.risk-box p:last-child{margin-bottom:0;}

/* Download */
.download-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;}
@media (min-width:768px){.download-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}}
.download-card{
  display:flex;flex-direction:column;gap:8px;min-width:0;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow-1);color:var(--text);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.download-card:hover{transform:translateY(-2px);border-color:var(--copper);box-shadow:var(--shadow-2);}
.dl-icon{
  width:40px;height:40px;border:1px solid var(--line);border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:var(--sand);color:var(--ink);margin-bottom:4px;
}
.dl-name{font-size:17px;font-weight:600;color:var(--ink);line-height:1.5;}
.dl-file{
  font-family:var(--mono);font-size:12.5px;color:var(--muted);
  word-break:break-word;line-height:1.6;
}
.dl-btn{width:100%;margin-top:12px;}
.download-note{margin:18px 0 0;font-size:13px;line-height:1.8;color:var(--muted);}

/* CTA band */
.cta-band{
  display:flex;flex-direction:column;gap:20px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-1);
}
@media (min-width:900px){
  .cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:30px 32px;}
}
.cta-band h2{font-size:clamp(19px,2.2vw,24px);font-weight:700;color:var(--ink);margin:0;line-height:1.45;}
.cta-band p{margin:8px 0 0;font-size:14.5px;line-height:1.85;color:var(--muted);max-width:56ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
@media (max-width:519px){.cta-actions .btn{width:100%;}}

/* Footer */
.site-footer{background:var(--ink-dark);color:#EFE9DC;padding:56px 0 26px;}
.footer-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:28px;}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-seal{
  border-color:var(--copper-soft);color:var(--copper-soft);background:transparent;
}
.footer-brand strong{display:block;font-size:16px;color:#FFFDF8;line-height:1.4;letter-spacing:.3px;}
.footer-brand .brand-sub{display:block;font-size:11.5px;color:#B9C4BC;letter-spacing:1.6px;line-height:1.4;}
.site-footer p{font-size:14px;line-height:1.85;color:#C4CDC7;margin:0;}
.site-footer h4{font-size:14px;font-weight:600;margin:0 0 12px;color:#FFFDF8;letter-spacing:.5px;}
.footer-links{list-style:none;margin:0;padding:0;display:grid;gap:8px;}
.footer-links a{color:#C4CDC7;font-size:14px;}
.footer-links a:hover{color:var(--copper-soft);}
.footer-risk{font-size:13.5px;line-height:1.85;color:#B9C4BC;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  margin-top:34px;padding-top:18px;border-top:1px solid rgba(226,217,200,.18);
  font-size:12.5px;color:#9FAAA3;line-height:1.7;
}
@media (max-width:519px){
  .footer-bottom{flex-direction:column;gap:6px;}
}