/* roulang page: index */
:root{
  --bg-dark:#171412;
  --bg-darker:#100e0d;
  --bg-ink:#221d1b;
  --bg-cream:#f4efe8;
  --bg-warm:#ebe3d8;
  --surface:#fffaf4;
  --surface-strong:#fff7ee;
  --line:rgba(255,255,255,.12);
  --line-soft:rgba(23,20,18,.12);
  --text:#f7f2ec;
  --text-strong:#201b18;
  --text-muted:#8f857c;
  --text-soft:#b7ada4;
  --accent:#7f2f2a;
  --accent-2:#b8893d;
  --accent-soft:rgba(127,47,42,.12);
  --accent-strong:#a04136;
  --shadow:0 18px 40px rgba(12,10,9,.22);
  --shadow-soft:0 10px 24px rgba(18,15,13,.10);
  --radius:18px;
  --radius-sm:14px;
  --radius-lg:28px;
  --container:1200px;
  --gap:24px;
  --gap-lg:36px;
  --section-pad:clamp(64px, 7vw, 108px);
  --transition:180ms ease;
}
*,
*::before,
*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  color:var(--text);
  background:
    radial-gradient(1200px 700px at 10% -10%, rgba(184,137,61,.16), transparent 50%),
    radial-gradient(900px 600px at 90% 0%, rgba(127,47,42,.18), transparent 44%),
    linear-gradient(180deg, #141110 0%, #161311 18%, #f4efe8 18%, #f4efe8 64%, #171412 64%, #171412 100%);
  line-height:1.7;
  overflow-x:hidden;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
}
::selection{background:rgba(127,47,42,.22); color:#fff}
img{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
button,input,textarea,select{font:inherit}
button{border:0; background:none; padding:0; color:inherit; cursor:pointer}
details summary{list-style:none}
details summary::-webkit-details-marker{display:none}
.container{
  width:min(var(--container), calc(100% - 32px));
  margin-inline:auto;
}
.skip-link{
  position:absolute;
  left:-999px;
  top:10px;
  z-index:9999;
  background:#fff;
  color:#000;
  padding:10px 14px;
  border-radius:12px;
}
.skip-link:focus{left:16px}
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  backdrop-filter:saturate(130%) blur(14px);
  background:rgba(16,14,13,.72);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{
  min-height:76px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.brand{
  display:inline-flex;
  flex-direction:column;
  gap:2px;
  min-width:0;
}
.brand-mark{
  font-size:1.04rem;
  font-weight:800;
  letter-spacing:.02em;
  color:var(--text);
  white-space:nowrap;
}
.brand-sub{
  font-size:.82rem;
  color:var(--text-soft);
  letter-spacing:.14em;
  text-transform:uppercase;
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:18px;
}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.04);
  color:var(--text);
  align-items:center;
  justify-content:center;
  transition:transform var(--transition), background var(--transition), border-color var(--transition);
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  display:block;
  width:18px;
  height:2px;
  background:currentColor;
  border-radius:999px;
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;
  left:0;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle:hover{transform:translateY(-1px); background:rgba(255,255,255,.07)}
.nav-toggle:focus-visible,
.nav a:focus-visible,
.btn:focus-visible,
.card-link:focus-visible,
.footer-link:focus-visible,
details summary:focus-visible{
  outline:2px solid rgba(184,137,61,.9);
  outline-offset:3px;
}
.nav{
  display:flex;
  align-items:center;
  gap:8px;
  padding:8px;
  border-radius:999px;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.08);
}
.nav a{
  padding:10px 14px;
  border-radius:999px;
  color:var(--text-soft);
  font-size:.96rem;
  font-weight:600;
  letter-spacing:.01em;
  transition:transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}
.nav a:hover{
  color:#fff;
  background:rgba(255,255,255,.06);
  transform:translateY(-1px);
}
.nav a.is-active{
  color:#fff;
  background:linear-gradient(135deg, rgba(127,47,42,.96), rgba(161,65,54,.92));
  box-shadow:0 10px 24px rgba(127,47,42,.22);
}
main{display:block}
.hero{
  position:relative;
  padding:clamp(52px, 6vw, 90px) 0 clamp(34px, 4vw, 54px);
  background:
    linear-gradient(180deg, rgba(16,14,13,.72) 0%, rgba(16,14,13,.82) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(115deg, rgba(16,14,13,.88) 0%, rgba(16,14,13,.62) 50%, rgba(16,14,13,.72) 100%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:clamp(26px, 4vw, 58px);
  align-items:center;
}
.hero-copy{
  padding:16px 0;
}
.eyebrow{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:18px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 12px;
  border-radius:999px;
  font-size:.82rem;
  font-weight:700;
  letter-spacing:.04em;
  color:#fff;
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.1);
}
.badge.badge-accent{
  background:rgba(127,47,42,.92);
  border-color:rgba(255,255,255,.08);
}
.badge.badge-gold{
  color:#2a1d12;
  background:linear-gradient(135deg, rgba(225,193,122,.98), rgba(184,137,61,.94));
  border-color:rgba(255,255,255,.16);
}
.hero h1{
  margin:0;
  max-width:12ch;
  font-size:clamp(2.6rem, 6vw, 5rem);
  line-height:1.02;
  letter-spacing:-.04em;
  font-weight:900;
  color:#fff;
}
.hero-lead{
  margin:22px 0 0;
  max-width:58ch;
  font-size:1.08rem;
  line-height:1.88;
  color:rgba(247,242,236,.88);
}
.hero-note{
  margin:14px 0 0;
  max-width:58ch;
  color:rgba(247,242,236,.72);
  font-size:.98rem;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:28px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:0 18px;
  border-radius:999px;
  border:1px solid transparent;
  font-weight:700;
  letter-spacing:.02em;
  transition:transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition), opacity var(--transition);
  user-select:none;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  box-shadow:0 16px 28px rgba(127,47,42,.25);
}
.btn-primary:hover{box-shadow:0 18px 32px rgba(127,47,42,.32)}
.btn-outline{
  color:var(--text);
  border-color:rgba(255,255,255,.18);
  background:rgba(255,255,255,.04);
}
.btn-outline:hover{
  border-color:rgba(184,137,61,.42);
  background:rgba(255,255,255,.08);
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:22px;
}
.hero-tags .chip{
  padding:8px 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.1);
  color:rgba(247,242,236,.84);
  background:rgba(255,255,255,.05);
  font-size:.88rem;
}
.hero-visual{
  position:relative;
  display:grid;
  gap:16px;
}
.visual-frame{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  min-height:390px;
  background:#231f1c;
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow);
}
.visual-frame img{
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.86;
}
.visual-frame::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(16,14,13,.08), rgba(16,14,13,.52));
}
.visual-badge{
  position:absolute;
  left:18px;
  bottom:18px;
  z-index:2;
  padding:12px 14px;
  max-width:74%;
  border-radius:16px;
  background:rgba(16,14,13,.74);
  border:1px solid rgba(255,255,255,.12);
  color:#fff;
  box-shadow:var(--shadow-soft);
}
.visual-badge strong{
  display:block;
  font-size:1rem;
  margin-bottom:4px;
}
.visual-badge span{
  color:rgba(247,242,236,.78);
  font-size:.92rem;
}
.visual-stack{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.mini-card{
  position:relative;
  overflow:hidden;
  min-height:166px;
  border-radius:22px;
  border:1px solid rgba(255,255,255,.08);
  background:var(--bg-ink);
  box-shadow:var(--shadow-soft);
}
.mini-card img{
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.84;
}
.mini-card::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(16,14,13,.02), rgba(16,14,13,.62));
}
.mini-copy{
  position:absolute;
  left:14px;
  right:14px;
  bottom:14px;
  z-index:2;
}
.mini-copy .mini-title{
  font-size:1rem;
  font-weight:800;
  color:#fff;
  margin:0 0 4px;
}
.mini-copy .mini-text{
  margin:0;
  color:rgba(247,242,236,.78);
  font-size:.9rem;
  line-height:1.6;
}
.section{
  padding:var(--section-pad) 0;
}
.section-light{
  background:var(--bg-cream);
  color:var(--text-strong);
}
.section-dark{
  background:linear-gradient(180deg, #181512 0%, #151312 100%);
  color:var(--text);
}
.section-warm{
  background:linear-gradient(180deg, #f6f1ea 0%, #efe8de 100%);
  color:var(--text-strong);
}
.section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:28px;
}
.section-title{
  margin:0;
  font-size:clamp(1.7rem, 3vw, 2.35rem);
  line-height:1.14;
  letter-spacing:-.03em;
  font-weight:900;
}
.section-lead{
  margin:10px 0 0;
  max-width:58ch;
  font-size:1rem;
  line-height:1.85;
  color:inherit;
  opacity:.78;
}
.section-light .section-lead,
.section-warm .section-lead{color:var(--text-strong)}
.signal-grid{
  display:grid;
  grid-template-columns:repeat(4, minmax(0, 1fr));
  gap:16px;
}
.signal-card{
  padding:20px 18px;
  border-radius:var(--radius);
  background:rgba(255,255,255,.62);
  border:1px solid rgba(23,20,18,.08);
  box-shadow:var(--shadow-soft);
}
.section-dark .signal-card{
  background:rgba(255,255,255,.04);
  border-color:rgba(255,255,255,.08);
  color:var(--text);
}
.signal-top{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:10px;
}
.signal-dot{
  width:10px;
  height:10px;
  border-radius:50%;
  background:linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  box-shadow:0 0 0 4px rgba(127,47,42,.12);
}
.signal-title{
  font-size:1rem;
  font-weight:800;
  margin:0;
}
.signal-text{
  margin:0;
  color:inherit;
  opacity:.76;
  font-size:.94rem;
  line-height:1.7;
}
.feature-grid{
  display:grid;
  grid-template-columns:1.03fr .97fr;
  gap:24px;
  align-items:stretch;
}
.feature-copy{
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:clamp(24px, 4vw, 40px);
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg, rgba(127,47,42,.08), rgba(255,255,255,.52));
  border:1px solid rgba(23,20,18,.1);
  box-shadow:var(--shadow-soft);
}
.feature-copy .section-title{
  color:var(--text-strong);
}
.feature-copy .section-lead{
  color:var(--text-strong);
  opacity:.82;
}
.feature-list{
  display:grid;
  gap:12px;
  margin:22px 0 0;
  padding:0;
  list-style:none;
}
.feature-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:12px 14px;
  border-radius:16px;
  background:rgba(255,255,255,.64);
  border:1px solid rgba(23,20,18,.08);
}
.feature-list .bullet{
  width:10px;
  height:10px;
  margin-top:7px;
  border-radius:50%;
  background:linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  flex:0 0 auto;
}
.feature-list strong{
  display:block;
  font-weight:800;
  margin-bottom:2px;
  color:var(--text-strong);
}
.feature-list span{
  display:block;
  color:var(--text-muted);
  font-size:.95rem;
  line-height:1.7;
}
.feature-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:24px;
}
.feature-media{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:16px;
}
.feature-shot{
  position:relative;
  overflow:hidden;
  min-height:520px;
  border-radius:26px;
  background:#231f1c;
  border:1px solid rgba(23,20,18,.08);
  box-shadow:var(--shadow);
}
.feature-shot img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.feature-shot::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(16,14,13,.03), rgba(16,14,13,.48));
}
.feature-shot-copy{
  position:absolute;
  left:18px;
  right:18px;
  bottom:18px;
  z-index:2;
  padding:16px 16px 15px;
  border-radius:20px;
  background:rgba(16,14,13,.72);
  border:1px solid rgba(255,255,255,.12);
  color:#fff;
}
.feature-shot-copy h3{
  margin:0 0 6px;
  font-size:1.15rem;
  line-height:1.35;
}
.feature-shot-copy p{
  margin:0;
  color:rgba(247,242,236,.78);
  font-size:.94rem;
  line-height:1.7;
}
.feature-side{
  display:grid;
  gap:16px;
}
.side-card{
  position:relative;
  overflow:hidden;
  border-radius:24px;
  min-height:248px;
  background:#e8dfd2;
  border:1px solid rgba(23,20,18,.08);
  box-shadow:var(--shadow-soft);
}
.side-card img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.side-card::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(16,14,13,.05), rgba(16,14,13,.56));
}
.side-copy{
  position:absolute;
  inset:auto 16px 16px 16px;
  z-index:2;
  color:#fff;
}
.side-copy h3{
  margin:0 0 6px;
  font-size:1.06rem;
  line-height:1.4;
}
.side-copy p{
  margin:0;
  font-size:.92rem;
  line-height:1.65;
  color:rgba(247,242,236,.8);
}
.info-strip{
  padding:14px 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  border-radius:18px;
  margin-top:16px;
  background:rgba(255,255,255,.56);
  border:1px solid rgba(23,20,18,.08);
}
.info-strip span{
  color:var(--text-muted);
  font-size:.92rem;
}
.latest-grid{
  display:grid;
  grid-template-columns:repeat(3, minmax(0, 1fr));
  gap:18px;
}
.latest-card{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius);
  background:var(--surface);
  border:1px solid rgba(23,20,18,.09);
  box-shadow:var(--shadow-soft);
  transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.latest-card:hover{
  transform:translateY(-3px);
  border-color:rgba(127,47,42,.22);
  box-shadow:0 18px 36px rgba(23,20,18,.14);
}
.latest-card.is-featured{
  grid-column:span 2;
}
.latest-card-link{
  display:flex;
  flex-direction:column;
  height:100%;
  padding:18px;
  color:var(--text-strong);
}
.latest-media{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/9;
  border-radius:16px;
  margin-bottom:16px;
  background:#e8dfd2;
}
.latest-media img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.latest-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(16,14,13,.05), rgba(16,14,13,.24));
}
.latest-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  align-items:center;
  margin-bottom:12px;
}
.pill{
  display:inline-flex;
  align-items:center;
  min-height:30px;
  padding:0 10px;
  border-radius:999px;
  background:var(--accent-soft);
  color:var(--accent);
  font-size:.8rem;
  font-weight:800;
}
.pill-muted{
  background:#efe9e1;
  color:#7a6d61;
}
.latest-card h3{
  margin:0;
  font-size:1.1rem;
  line-height:1.42;
  letter-spacing:-.02em;
}
.latest-card p{
  margin:12px 0 18px;
  color:var(--text-muted);
  font-size:.96rem;
  line-height:1.8;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.card-time{
  color:#7d7065;
  font-size:.88rem;
}
.card-link{
  color:var(--accent);
  font-weight:800;
  font-size:.92rem;
}
.card-link:hover{text-decoration:underline}
.empty-state{
  padding:34px 24px;
  border-radius:var(--radius);
  background:var(--surface);
  border:1px dashed rgba(23,20,18,.16);
  color:var(--text-strong);
  text-align:center;
  box-shadow:var(--shadow-soft);
}
.story-grid{
  display:grid;
  grid-template-columns:1.04fr .96fr;
  gap:24px;
  align-items:stretch;
}
.story-feature{
  position:relative;
  min-height:540px;
  overflow:hidden;
  border-radius:var(--radius-lg);
  background:#211c19;
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow);
}
.story-feature img{
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.9;
}
.story-feature::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(16,14,13,.08), rgba(16,14,13,.72));
}
.story-copy{
  position:absolute;
  left:22px;
  right:22px;
  bottom:22px;
  z-index:2;
  display:grid;
  gap:12px;
  color:#fff;
}
.story-copy h3{
  margin:0;
  font-size:1.65rem;
  line-height:1.22;
  letter-spacing:-.03em;
}
.story-copy p{
  margin:0;
  max-width:44ch;
  color:rgba(247,242,236,.84);
}
.story-mini{
  display:grid;
  gap:16px;
  align-content:start;
}
.story-card{
  display:grid;
  grid-template-columns:160px 1fr;
  gap:16px;
  border-radius:24px;
  overflow:hidden;
  background:var(--surface);
  border:1px solid rgba(23,20,18,.09);
  box-shadow:var(--shadow-soft);
}
.story-card img{
  width:100%;
  height:100%;
  min-height:174px;
  object-fit:cover;
}
.story-card-body{
  padding:18px 18px 18px 0;
  color:var(--text-strong);
}
.story-card-body h3{
  margin:2px 0 8px;
  font-size:1.06rem;
  line-height:1.42;
}
.story-card-body p{
  margin:0;
  color:var(--text-muted);
  font-size:.95rem;
  line-height:1.75;
}
.story-card-body .btn{
  margin-top:14px;
  min-height:42px;
  padding:0 14px;
}
.faq-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.faq-item{
  border-radius:20px;
  background:var(--surface);
  border:1px solid rgba(23,20,18,.09);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
}
.faq-item summary{
  padding:20px 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:1.02rem;
  font-weight:800;
  color:var(--text-strong);
  cursor:pointer;
}
.faq-item summary::after{
  content:"+";
  width:30px;
  height:30px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  color:var(--accent);
  background:rgba(127,47,42,.08);
  flex:0 0 auto;
  transition:transform var(--transition), background var(--transition);
}
.faq-item[open] summary::after{
  content:"–";
  background:rgba(184,137,61,.14);
}
.faq-body{
  padding:0 20px 20px;
  color:var(--text-muted);
  line-height:1.86;
}
.cta{
  background:
    linear-gradient(180deg, rgba(16,14,13,.96), rgba(16,14,13,.98)),
    url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  color:var(--text);
  position:relative;
  overflow:hidden;
}
.cta::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(135deg, rgba(127,47,42,.25), rgba(16,14,13,.02));
}
.cta-inner{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:24px;
  align-items:center;
  padding:32px;
  border-radius:30px;
  border:1px solid rgba(255,255,255,.1);
  background:rgba(255,255,255,.05);
  box-shadow:var(--shadow);
}
.cta h2{
  margin:0;
  font-size:clamp(1.8rem, 3vw, 2.5rem);
  line-height:1.15;
  letter-spacing:-.03em;
}
.cta p{
  margin:14px 0 0;
  color:rgba(247,242,236,.78);
  max-width:56ch;
  line-height:1.84;
}
.cta-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.cta-actions .btn-outline{
  border-color:rgba(255,255,255,.22);
  color:#fff;
}
.site-footer{
  background:#120f0e;
  color:rgba(247,242,236,.86);
  padding:32px 0 36px;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:24px;
  align-items:start;
}
.footer-brand{
  display:grid;
  gap:10px;
}
.footer-brand .brand-mark{font-size:1.06rem}
.footer-note{
  margin:0;
  color:rgba(247,242,236,.72);
  line-height:1.8;
  max-width:60ch;
}
.footer-nav{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:flex-end;
}
.footer-link{
  padding:10px 14px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.08);
  color:rgba(247,242,236,.82);
  background:rgba(255,255,255,.03);
  transition:transform var(--transition), background var(--transition), border-color var(--transition);
}
.footer-link:hover{
  transform:translateY(-1px);
  background:rgba(255,255,255,.06);
  border-color:rgba(184,137,61,.26);
}
.footer-meta{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;
  flex-wrap:wrap;
  gap:10px 18px;
  color:rgba(247,242,236,.56);
  font-size:.9rem;
}
.muted{color:var(--text-muted)}
.light{color:rgba(247,242,236,.72)}
/* Links and focus */
a:hover{color:inherit}
.btn, .nav a, .footer-link, .card-link{will-change:transform}
/* Responsive */
@media (max-width: 1280px){
  .feature-grid,
  .story-grid,
  .cta-inner,
  .hero-grid{
    grid-template-columns:1fr;
  }
  .feature-media{grid-template-columns:1fr 1fr}
}
@media (max-width: 1024px){
  .signal-grid{grid-template-columns:repeat(2, minmax(0, 1fr))}
  .latest-grid{grid-template-columns:repeat(2, minmax(0, 1fr))}
  .latest-card.is-featured{grid-column:span 2}
  .faq-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-nav{justify-content:flex-start}
}
@media (max-width: 768px){
  .site-header{position:sticky}
  .header-inner{
    min-height:68px;
    flex-wrap:wrap;
    padding:10px 0;
  }
  .nav-toggle{display:inline-flex}
  .nav-wrap{width:100%; flex-wrap:wrap; gap:10px}
  .nav{
    display:none;
    width:100%;
    border-radius:18px;
    padding:10px;
    flex-direction:column;
    align-items:stretch;
  }
  .nav.is-open{display:flex}
  .nav a{
    border-radius:14px;
    padding:12px 14px;
  }
  .hero{
    padding-top:34px;
  }
  .hero h1{
    max-width:100%;
  }
  .visual-stack,
  .feature-media,
  .story-card{
    grid-template-columns:1fr;
  }
  .story-card-body{
    padding:18px;
  }
  .latest-grid{grid-template-columns:1fr}
  .latest-card.is-featured{grid-column:auto}
  .story-feature{min-height:420px}
  .cta-inner{padding:24px}
  .cta-actions{justify-content:flex-start}
}
@media (max-width: 520px){
  body{
    background:
      linear-gradient(180deg, #141110 0%, #161311 20%, #f4efe8 20%, #f4efe8 64%, #171412 64%, #171412 100%);
  }
  .container{width:min(var(--container), calc(100% - 24px))}
  .hero h1{font-size:clamp(2.2rem, 13vw, 3.5rem)}
  .hero-lead,
  .hero-note,
  .section-lead,
  .cta p{
    font-size:.96rem;
  }
  .btn{
    width:100%;
  }
  .hero-actions,
  .feature-actions,
  .cta-actions{
    flex-direction:column;
  }
  .signal-grid{
    grid-template-columns:1fr;
  }
  .feature-copy,
  .feature-shot,
  .side-card,
  .story-feature,
  .story-card,
  .latest-card,
  .faq-item,
  .cta-inner{
    border-radius:20px;
  }
  .hero{
    padding-bottom:28px;
  }
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
}

/* roulang page: article */
:root{
      --bg-dark:#171412;
      --bg-darker:#100e0d;
      --bg-ink:#221d1b;
      --bg-cream:#f4efe8;
      --bg-warm:#ebe3d8;
      --surface:#fffaf4;
      --surface-strong:#fff7ee;
      --line:rgba(255,255,255,.12);
      --line-soft:rgba(23,20,18,.12);
      --text:#f7f2ec;
      --text-strong:#201b18;
      --text-muted:#8f857c;
      --text-soft:#b7ada4;
      --accent:#7f2f2a;
      --accent-2:#b8893d;
      --accent-soft:rgba(127,47,42,.12);
      --accent-strong:#a04136;
      --shadow:0 18px 40px rgba(12,10,9,.22);
      --shadow-soft:0 10px 24px rgba(18,15,13,.10);
      --radius:18px;
      --radius-sm:14px;
      --radius-lg:28px;
      --container:1200px;
      --gap:24px;
      --gap-lg:36px;
      --section-pad:clamp(64px, 7vw, 108px);
      --transition:180ms ease;
    }
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 700px at 8% -12%, rgba(184,137,61,.14), transparent 48%),
        radial-gradient(900px 600px at 92% 0%, rgba(127,47,42,.18), transparent 42%),
        linear-gradient(180deg, #141110 0%, #161311 18%, #f4efe8 18%, #f4efe8 76%, #171412 76%, #171412 100%);
      line-height:1.7;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    img{max-width:100%; display:block}
    a{color:inherit; text-decoration:none}
    a:hover{color:inherit}
    button,input,textarea,select{font:inherit}
    button{border:0; background:none; padding:0; color:inherit; cursor:pointer}
    ::selection{background:rgba(184,137,61,.28); color:#fff}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin-inline:auto;
    }
    .skip-link{
      position:absolute;
      left:12px;
      top:-50px;
      z-index:2000;
      padding:10px 14px;
      border-radius:999px;
      background:#fff;
      color:#201b18;
      box-shadow:var(--shadow-soft);
      transition:top var(--transition);
    }
    .skip-link:focus{top:12px}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      backdrop-filter:saturate(130%) blur(14px);
      background:rgba(16,14,13,.72);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      flex-direction:column;
      gap:2px;
      min-width:0;
    }
    .brand-mark{
      font-size:1.04rem;
      font-weight:800;
      letter-spacing:.02em;
      color:var(--text);
      white-space:nowrap;
    }
    .brand-sub{
      font-size:.82rem;
      color:var(--text-soft);
      letter-spacing:.14em;
      text-transform:uppercase;
    }
    .nav-wrap{
      display:flex;
      align-items:center;
      gap:18px;
    }
    .nav-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.04);
      color:var(--text);
      align-items:center;
      justify-content:center;
      transition:transform var(--transition), background var(--transition), border-color var(--transition);
    }
    .nav-toggle span,
    .nav-toggle span::before,
    .nav-toggle span::after{
      display:block;
      width:18px;
      height:2px;
      background:currentColor;
      border-radius:999px;
      position:relative;
    }
    .nav-toggle span::before,
    .nav-toggle span::after{
      content:"";
      position:absolute;
      left:0;
    }
    .nav-toggle span::before{top:-6px}
    .nav-toggle span::after{top:6px}
    .nav-toggle:hover{transform:translateY(-1px); background:rgba(255,255,255,.07)}
    .nav-toggle:focus-visible,
    .nav a:focus-visible,
    .btn-ui:focus-visible,
    .card-link:focus-visible,
    .footer-link:focus-visible,
    details summary:focus-visible,
    .chip:focus-visible{
      outline:2px solid rgba(184,137,61,.9);
      outline-offset:3px;
    }
    .nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:8px;
      border-radius:999px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.08);
    }
    .nav a{
      padding:10px 14px;
      border-radius:999px;
      color:var(--text-soft);
      font-size:.96rem;
      font-weight:600;
      letter-spacing:.01em;
      transition:transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    .nav a:hover{
      color:#fff;
      background:rgba(255,255,255,.06);
      transform:translateY(-1px);
    }
    .nav a.is-active{
      color:#fff;
      background:linear-gradient(135deg, rgba(127,47,42,.96), rgba(161,65,54,.92));
      box-shadow:0 10px 24px rgba(127,47,42,.22);
    }
    main{display:block}
    .article-banner{
      position:relative;
      padding:clamp(30px, 4vw, 54px) 0 clamp(24px, 3vw, 38px);
      background:
        linear-gradient(180deg, rgba(16,14,13,.72) 0%, rgba(16,14,13,.86) 100%),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      overflow:hidden;
    }
    .article-banner::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(900px 320px at 15% 20%, rgba(184,137,61,.16), transparent 60%),
        linear-gradient(125deg, rgba(16,14,13,.88) 0%, rgba(16,14,13,.62) 50%, rgba(16,14,13,.78) 100%);
      pointer-events:none;
    }
    .article-banner .container{
      position:relative;
      z-index:1;
    }
    .crumbs{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:rgba(247,242,236,.75);
      font-size:.92rem;
    }
    .crumbs a{
      color:rgba(247,242,236,.92);
      border-bottom:1px solid transparent;
      transition:color var(--transition), border-color var(--transition);
    }
    .crumbs a:hover{color:#fff; border-bottom-color:rgba(255,255,255,.8)}
    .crumb-sep{opacity:.56}
    .article-head{
      margin-top:16px;
      display:grid;
      grid-template-columns:1.12fr .88fr;
      gap:clamp(22px, 4vw, 40px);
      align-items:end;
    }
    .article-title-wrap{
      padding:18px 0 10px;
    }
    .eyebrow{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:18px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 12px;
      border-radius:999px;
      font-size:.82rem;
      font-weight:700;
      letter-spacing:.04em;
      color:#fff;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.1);
      white-space:nowrap;
    }
    .badge-accent{
      background:rgba(127,47,42,.92);
      border-color:rgba(255,255,255,.08);
    }
    .badge-gold{
      color:#2a1d12;
      background:linear-gradient(135deg, rgba(225,193,122,.98), rgba(184,137,61,.94));
      border-color:rgba(255,255,255,.16);
    }
    .article-head h1{
      margin:0;
      max-width:13ch;
      font-size:clamp(2.2rem, 5vw, 4.5rem);
      line-height:1.05;
      letter-spacing:-.04em;
      font-weight:900;
      color:#fff;
    }
    .article-lead{
      margin:18px 0 0;
      max-width:62ch;
      font-size:1.05rem;
      line-height:1.9;
      color:rgba(247,242,236,.84);
    }
    .article-meta{
      margin-top:18px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:rgba(247,242,236,.72);
      font-size:.95rem;
    }
    .meta-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.08);
    }
    .article-hero-card{
      align-self:stretch;
      border-radius:var(--radius-lg);
      overflow:hidden;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.05);
      box-shadow:var(--shadow);
      min-height:320px;
      display:flex;
      flex-direction:column;
    }
    .article-hero-media{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
      background:#251f1c;
    }
    .article-hero-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transform:scale(1.02);
      transition:transform .4s ease;
    }
    .article-hero-card:hover .article-hero-media img{transform:scale(1.06)}
    .article-hero-body{
      padding:18px 18px 20px;
      background:linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.03));
      display:grid;
      gap:12px;
    }
    .article-hero-body p{
      margin:0;
      color:rgba(247,242,236,.84);
      font-size:.96rem;
      line-height:1.8;
    }
    .article-hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .btn-ui{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:48px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.01em;
      transition:transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition), opacity var(--transition);
      user-select:none;
      white-space:nowrap;
    }
    .btn-ui:hover{transform:translateY(-1px)}
    .btn-ui:active{transform:translateY(0)}
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
      box-shadow:0 12px 26px rgba(127,47,42,.28);
    }
    .btn-primary:hover{box-shadow:0 14px 30px rgba(127,47,42,.34)}
    .btn-secondary{
      color:#fff;
      background:rgba(255,255,255,.03);
      border-color:rgba(255,255,255,.14);
    }
    .btn-secondary:hover{
      background:rgba(255,255,255,.07);
      border-color:rgba(255,255,255,.2);
    }
    .btn-light{
      color:var(--text-strong);
      background:linear-gradient(135deg, rgba(225,193,122,.98), rgba(184,137,61,.94));
      box-shadow:0 12px 26px rgba(184,137,61,.18);
    }
    .btn-light:hover{box-shadow:0 14px 30px rgba(184,137,61,.22)}
    .section-light{
      background:linear-gradient(180deg, #f4efe8 0%, #f3ede6 100%);
      color:var(--text-strong);
    }
    .section-dark{
      background:linear-gradient(180deg, #171412 0%, #151211 100%);
      color:var(--text);
    }
    .shell{
      padding:var(--section-pad) 0;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:28px;
    }
    .section-title{
      margin:0;
      font-size:clamp(1.5rem, 2.8vw, 2.1rem);
      line-height:1.15;
      letter-spacing:-.03em;
      font-weight:850;
    }
    .section-subtitle{
      margin:10px 0 0;
      max-width:66ch;
      color:inherit;
      opacity:.78;
      line-height:1.8;
      font-size:.98rem;
    }
    .light .section-subtitle{color:var(--text-muted); opacity:1}
    .info-strip{
      margin-top:18px;
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:14px;
    }
    .info-item{
      border-radius:var(--radius);
      padding:18px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
      min-height:118px;
    }
    .light .info-item{
      background:var(--surface);
      border-color:var(--line-soft);
      box-shadow:var(--shadow-soft);
    }
    .info-kicker{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      font-size:.78rem;
      font-weight:800;
      letter-spacing:.06em;
      color:#fff;
      background:rgba(127,47,42,.9);
      margin-bottom:12px;
    }
    .light .info-kicker{
      color:#fff;
      background:rgba(127,47,42,.92);
    }
    .info-title{
      font-size:1.02rem;
      font-weight:800;
      margin:0 0 8px;
      line-height:1.35;
    }
    .info-text{
      margin:0;
      color:inherit;
      opacity:.78;
      font-size:.94rem;
      line-height:1.75;
    }
    .light .info-text{color:var(--text-muted); opacity:1}
    .article-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 320px;
      gap:28px;
      align-items:start;
    }
    .article-main,
    .aside-stack{
      min-width:0;
    }
    .article-card,
    .aside-card,
    .faq-card,
    .cta-card,
    .empty-card,
    .mini-card{
      border-radius:var(--radius-lg);
      overflow:hidden;
      border:1px solid var(--line-soft);
      background:var(--surface);
      box-shadow:var(--shadow-soft);
    }
    .article-card{
      padding:clamp(22px, 3vw, 34px);
    }
    .article-intro{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:18px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:36px;
      padding:0 12px;
      border-radius:999px;
      font-size:.84rem;
      font-weight:700;
      color:var(--accent);
      background:var(--accent-soft);
      border:1px solid rgba(127,47,42,.12);
      transition:transform var(--transition), background var(--transition), border-color var(--transition);
    }
    .chip:hover{transform:translateY(-1px); background:rgba(127,47,42,.16); border-color:rgba(127,47,42,.2)}
    .article-content{
      color:var(--text-strong);
      font-size:1.03rem;
      line-height:1.95;
      word-break:break-word;
    }
    .article-content > *:first-child{margin-top:0}
    .article-content > *:last-child{margin-bottom:0}
    .article-content h2,
    .article-content h3,
    .article-content h4{
      margin:1.6em 0 .72em;
      line-height:1.25;
      letter-spacing:-.02em;
      font-weight:850;
      color:#1f1917;
    }
    .article-content h2{font-size:1.52rem}
    .article-content h3{font-size:1.26rem}
    .article-content h4{font-size:1.08rem}
    .article-content p,
    .article-content ul,
    .article-content ol,
    .article-content blockquote,
    .article-content table{
      margin:0 0 1.15em;
    }
    .article-content p{min-height:1em}
    .article-content ul,
    .article-content ol{padding-left:1.3em}
    .article-content li{margin:.35em 0}
    .article-content a{
      color:var(--accent);
      border-bottom:1px solid rgba(127,47,42,.22);
      transition:color var(--transition), border-color var(--transition);
    }
    .article-content a:hover{color:var(--accent-strong); border-bottom-color:rgba(127,47,42,.45)}
    .article-content img{
      margin:1.4em 0;
      border-radius:18px;
      box-shadow:0 16px 28px rgba(32,27,24,.12);
      overflow:hidden;
    }
    .article-content blockquote{
      padding:16px 18px;
      border-left:4px solid var(--accent);
      border-radius:14px;
      background:linear-gradient(180deg, rgba(127,47,42,.06), rgba(127,47,42,.03));
      color:#3d322f;
    }
    .article-content hr{
      border:0;
      height:1px;
      background:var(--line-soft);
      margin:1.6em 0;
    }
    .article-content table{
      width:100%;
      border-collapse:collapse;
      font-size:.96rem;
      overflow:hidden;
      border-radius:14px;
    }
    .article-content th,
    .article-content td{
      border:1px solid rgba(23,20,18,.10);
      padding:12px 14px;
      text-align:left;
    }
    .article-content th{
      background:#f1e8dc;
      font-weight:800;
    }
    .article-content pre{
      padding:18px;
      border-radius:16px;
      background:#171412;
      color:#f7f2ec;
      overflow:auto;
      font-size:.92rem;
      line-height:1.7;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);
    }
    .article-content code{
      padding:.16em .42em;
      border-radius:8px;
      background:rgba(127,47,42,.08);
      color:#8d2f2d;
    }
    .article-footer-actions{
      margin-top:28px;
      display:flex;
      flex-wrap:wrap;
      gap:12px;
    }
    .aside-stack{
      display:grid;
      gap:18px;
      position:sticky;
      top:96px;
    }
    .aside-card{
      padding:18px;
    }
    .aside-cover{
      overflow:hidden;
      border-radius:20px;
      margin-bottom:16px;
      position:relative;
      aspect-ratio:4/3;
      background:#221d1b;
    }
    .aside-cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .4s ease;
    }
    .aside-card:hover .aside-cover img{transform:scale(1.04)}
    .aside-title{
      margin:0 0 10px;
      font-size:1.08rem;
      line-height:1.35;
      font-weight:850;
      color:var(--text-strong);
    }
    .aside-text{
      margin:0 0 14px;
      color:var(--text-muted);
      font-size:.95rem;
      line-height:1.8;
    }
    .aside-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .aside-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--text-strong);
      font-size:.94rem;
      line-height:1.75;
    }
    .aside-list li::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      margin-top:.58em;
      flex:0 0 auto;
      box-shadow:0 0 0 4px rgba(127,47,42,.08);
    }
    .mini-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:16px;
    }
    .mini-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:38px;
      padding:0 13px;
      border-radius:999px;
      color:var(--accent);
      background:var(--accent-soft);
      border:1px solid rgba(127,47,42,.12);
      font-weight:700;
      transition:transform var(--transition), background var(--transition), border-color var(--transition);
    }
    .mini-link:hover{transform:translateY(-1px); background:rgba(127,47,42,.16); border-color:rgba(127,47,42,.2)}
    .latest-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:18px;
    }
    .content-card{
      display:flex;
      flex-direction:column;
      min-height:100%;
      overflow:hidden;
      border-radius:var(--radius);
      border:1px solid var(--line-soft);
      background:var(--surface);
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .content-card:hover{
      transform:translateY(-2px);
      border-color:rgba(127,47,42,.18);
      box-shadow:0 16px 34px rgba(18,15,13,.12);
    }
    .content-card-media{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
      background:#e7ddd0;
    }
    .content-card-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .45s ease;
    }
    .content-card:hover .content-card-media img{transform:scale(1.05)}
    .content-card-body{
      padding:18px;
      display:grid;
      gap:12px;
      flex:1;
    }
    .content-card-head{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .content-card-title{
      margin:0;
      font-size:1.06rem;
      line-height:1.45;
      font-weight:850;
      color:var(--text-strong);
    }
    .content-card-text{
      margin:0;
      color:var(--text-muted);
      font-size:.95rem;
      line-height:1.78;
      display:-webkit-box;
      -webkit-line-clamp:3;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .content-card-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px 12px;
      color:var(--text-muted);
      font-size:.84rem;
      margin-top:auto;
    }
    .content-card-link{
      display:inline-flex;
      align-items:center;
      justify-content:space-between;
      gap:8px;
      color:var(--accent);
      font-weight:800;
      margin-top:6px;
    }
    .content-card-link::after{
      content:"→";
      transition:transform var(--transition);
    }
    .content-card:hover .content-card-link::after{transform:translateX(2px)}
    .faq-grid{
      display:grid;
      gap:14px;
    }
    details.faq-card{
      padding:0;
      overflow:hidden;
    }
    details.faq-card summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      font-weight:800;
      color:var(--text-strong);
      user-select:none;
    }
    details.faq-card summary::-webkit-details-marker{display:none}
    .faq-answer{
      padding:0 20px 18px;
      color:var(--text-muted);
      line-height:1.85;
      border-top:1px solid rgba(23,20,18,.08);
    }
    .faq-answer p{margin:14px 0 0}
    .faq-plus{
      flex:0 0 auto;
      width:26px;
      height:26px;
      border-radius:999px;
      display:grid;
      place-items:center;
      background:rgba(127,47,42,.08);
      color:var(--accent);
      font-weight:900;
      font-size:1.05rem;
      transition:transform var(--transition), background var(--transition);
    }
    details[open] .faq-plus{
      transform:rotate(45deg);
      background:rgba(127,47,42,.14);
    }
    .cta-card{
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(135deg, rgba(17,15,14,.96), rgba(31,27,25,.94)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      color:#fff;
      border-color:rgba(255,255,255,.08);
      box-shadow:var(--shadow);
    }
    .cta-card::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(120deg, rgba(16,14,13,.82), rgba(16,14,13,.45));
      pointer-events:none;
    }
    .cta-inner{
      position:relative;
      z-index:1;
      padding:clamp(24px, 4vw, 40px);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
      flex-wrap:wrap;
    }
    .cta-copy{
      max-width:62ch;
    }
    .cta-title{
      margin:0 0 10px;
      font-size:clamp(1.45rem, 3vw, 2rem);
      line-height:1.2;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .cta-text{
      margin:0;
      color:rgba(247,242,236,.82);
      line-height:1.85;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
    }
    .empty-card{
      padding:clamp(28px, 4vw, 40px);
      text-align:center;
    }
    .empty-card h2{
      margin:0 0 10px;
      color:var(--text-strong);
      font-size:1.5rem;
      font-weight:900;
    }
    .empty-card p{
      margin:0 auto 18px;
      max-width:42ch;
      color:var(--text-muted);
      line-height:1.85;
    }
    .site-footer{
      padding:34px 0 22px;
      background:#171412;
      color:var(--text);
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:24px;
      padding-bottom:18px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .footer-note{
      margin:14px 0 0;
      max-width:56ch;
      color:rgba(247,242,236,.72);
      line-height:1.8;
      font-size:.96rem;
    }
    .footer-nav{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px;
    }
    .footer-link{
      min-height:40px;
      display:inline-flex;
      align-items:center;
      padding:0 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.10);
      color:rgba(247,242,236,.84);
      background:rgba(255,255,255,.03);
      transition:transform var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
    }
    .footer-link:hover{
      transform:translateY(-1px);
      color:#fff;
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.16);
    }
    .footer-meta{
      display:flex;
      flex-wrap:wrap;
      gap:14px 20px;
      padding-top:16px;
      color:rgba(247,242,236,.55);
      font-size:.9rem;
    }
    .light{
      color:var(--text-strong);
    }
    .mt-24{margin-top:24px}
    .mt-28{margin-top:28px}
    .mb-0{margin-bottom:0}
    .text-soft{color:var(--text-soft)}
    .divider{
      height:1px;
      background:var(--line-soft);
      margin:24px 0;
    }
    @media (max-width: 1199.98px){
      .article-head{
        grid-template-columns:1fr .92fr;
      }
      .info-strip{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .latest-grid{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .article-layout{
        grid-template-columns:minmax(0,1fr) 290px;
      }
    }
    @media (max-width: 991.98px){
      .nav-toggle{display:inline-flex}
      .nav-wrap{position:relative}
      .nav{
        position:absolute;
        right:0;
        top:54px;
        width:min(320px, calc(100vw - 28px));
        flex-direction:column;
        align-items:stretch;
        gap:6px;
        padding:10px;
        border-radius:20px;
        background:rgba(18,16,15,.96);
        border:1px solid rgba(255,255,255,.10);
        box-shadow:var(--shadow);
        transform:translateY(8px);
        opacity:0;
        visibility:hidden;
        pointer-events:none;
        transition:opacity var(--transition), transform var(--transition), visibility var(--transition);
      }
      .nav a{
        padding:12px 14px;
        border-radius:14px;
      }
      .nav-wrap.is-open .nav{
        opacity:1;
        visibility:visible;
        pointer-events:auto;
        transform:translateY(0);
      }
      .article-head,
      .article-layout{
        grid-template-columns:1fr;
      }
      .aside-stack{
        position:static;
      }
      .article-hero-card{
        min-height:auto;
      }
      .footer-grid{
        flex-direction:column;
      }
      .footer-nav{
        justify-content:flex-start;
      }
    }
    @media (max-width: 767.98px){
      .header-inner{
        min-height:68px;
      }
      .brand-mark{font-size:1rem}
      .brand-sub{font-size:.78rem; letter-spacing:.12em}
      .article-banner{
        padding:22px 0 22px;
      }
      .article-head h1{
        max-width:none;
      }
      .article-lead{
        font-size:1rem;
      }
      .info-strip{
        grid-template-columns:1fr;
      }
      .latest-grid{
        grid-template-columns:1fr;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .cta-inner{
        align-items:flex-start;
      }
      .article-card{
        padding:20px;
      }
      .article-content{
        font-size:1rem;
        line-height:1.9;
      }
      .site-footer{
        padding-top:28px;
      }
    }
    @media (max-width: 575.98px){
      .container{
        width:min(var(--container), calc(100% - 20px));
      }
      .nav{
        width:min(320px, calc(100vw - 20px));
      }
      .badge,.chip,.meta-pill{
        font-size:.78rem;
      }
      .btn-ui{
        width:100%;
        justify-content:center;
      }
      .article-hero-actions,
      .article-footer-actions,
      .cta-actions{
        width:100%;
      }
      .article-hero-actions .btn-ui,
      .article-footer-actions .btn-ui,
      .cta-actions .btn-ui{
        width:100%;
      }
      .content-card-body{
        padding:16px;
      }
      .faq-card summary,
      .faq-answer{
        padding-left:16px;
        padding-right:16px;
      }
      .footer-meta{
        flex-direction:column;
        gap:8px;
      }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}