/* roulang page: index */
:root{
  --bg:#f6efe7;
  --bg-soft:#fcf8f3;
  --surface:rgba(255,255,255,.78);
  --surface-strong:#fffaf4;
  --surface-deep:#f0e4d8;
  --text:#201915;
  --muted:#75695f;
  --line:rgba(65,43,25,.12);
  --shadow:0 24px 70px rgba(55,34,20,.10);
  --shadow-soft:0 14px 35px rgba(55,34,20,.08);
  --brand:#d46c59;
  --brand-2:#e1a25f;
  --brand-3:#9b6a52;
  --brand-4:#48665a;
  --success:#3d7a63;
  --radius-xl:28px;
  --radius-lg:22px;
  --radius-md:16px;
  --radius-sm:12px;
  --container:1180px;
  --gap:24px;
  --header-h:88px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 12% 14%, rgba(212,108,89,.14), transparent 0 20%),
    radial-gradient(circle at 88% 10%, rgba(225,162,95,.16), transparent 0 18%),
    radial-gradient(circle at 85% 82%, rgba(72,102,90,.10), transparent 0 22%),
    linear-gradient(180deg, #fffaf4 0%, var(--bg) 32%, #f7f1e9 100%);
  min-height:100vh;
  line-height:1.7;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{
  font:inherit;
  color:inherit;
}
button{
  cursor:pointer;
}
::selection{
  background:rgba(212,108,89,.18);
}
.container{
  width:min(var(--container), calc(100% - 32px));
  margin:0 auto;
}
.site-shell{
  position:relative;
  overflow:hidden;
}
.site-shell::before,
.site-shell::after{
  content:"";
  position:fixed;
  inset:auto;
  width:34rem;
  height:34rem;
  border-radius:50%;
  filter:blur(50px);
  pointer-events:none;
  z-index:-1;
  opacity:.55;
}
.site-shell::before{
  top:-8rem;
  right:-10rem;
  background:radial-gradient(circle, rgba(212,108,89,.18), transparent 65%);
}
.site-shell::after{
  bottom:-10rem;
  left:-12rem;
  background:radial-gradient(circle, rgba(225,162,95,.17), transparent 62%);
}

.site-header{
  position:sticky;
  top:0;
  z-index:50;
  padding:14px 0 0;
}
.nav-shell{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 16px;
  border:1px solid rgba(255,255,255,.42);
  background:rgba(255,248,241,.74);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-radius:999px;
  box-shadow:0 16px 34px rgba(50,29,16,.09);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  min-width:0;
}
.brand-mark{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  letter-spacing:.01em;
  font-size:1.02rem;
  white-space:nowrap;
}
.brand-mark::before{
  content:"";
  width:12px;
  height:12px;
  border-radius:50%;
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow:0 0 0 6px rgba(212,108,89,.12);
}
.brand-sub{
  font-size:.88rem;
  color:var(--muted);
  white-space:nowrap;
}
.nav-right{
  display:flex;
  align-items:center;
  gap:12px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
}
.nav-links a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 15px;
  border-radius:999px;
  color:var(--muted);
  transition:transform .22s ease, background-color .22s ease, color .22s ease, box-shadow .22s ease;
}
.nav-links a:hover,
.nav-links a:focus-visible{
  outline:none;
  color:var(--text);
  background:rgba(255,255,255,.85);
  box-shadow:0 8px 22px rgba(50,29,16,.08);
  transform:translateY(-1px);
}
.nav-links a.active{
  color:#fff;
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow:0 12px 22px rgba(212,108,89,.24);
}
.header-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.6);
  color:var(--brand-3);
  border:1px solid rgba(212,108,89,.12);
  font-size:.9rem;
  white-space:nowrap;
}
.header-badge i{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--success);
  box-shadow:0 0 0 5px rgba(61,122,99,.12);
}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border:1px solid rgba(212,108,89,.12);
  border-radius:14px;
  background:rgba(255,255,255,.76);
  box-shadow:0 10px 20px rgba(50,29,16,.06);
}
.nav-toggle span{
  display:block;
  width:18px;
  height:2px;
  background:var(--text);
  border-radius:2px;
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;
  left:0;
  width:18px;
  height:2px;
  background:var(--text);
  border-radius:2px;
  transition:transform .24s ease, top .24s ease, opacity .24s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

main{
  padding:22px 0 30px;
}
.section{
  padding:30px 0;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:18px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  background:rgba(212,108,89,.10);
  color:#9f4f3f;
  font-weight:700;
  font-size:.86rem;
  letter-spacing:.02em;
}
.eyebrow::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
}
.section-title{
  margin:10px 0 0;
  font-size:clamp(1.55rem, 3vw, 2.5rem);
  line-height:1.15;
  letter-spacing:-.02em;
}
.section-desc{
  margin:0;
  max-width:72ch;
  color:var(--muted);
  font-size:1rem;
}

.hero{
  padding-top:26px;
}
.hero-card{
  position:relative;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.5);
  border-radius:calc(var(--radius-xl) + 10px);
  background:
    linear-gradient(140deg, rgba(44,28,20,.95), rgba(90,59,45,.88) 55%, rgba(167,113,82,.80)),
    linear-gradient(180deg, #291a14, #5a3a2b);
  color:#fff7ef;
  box-shadow:0 30px 80px rgba(44,26,16,.22);
}
.hero-card::before,
.hero-card::after{
  content:"";
  position:absolute;
  inset:auto;
  border-radius:50%;
  pointer-events:none;
}
.hero-card::before{
  top:-8rem;
  right:-6rem;
  width:22rem;
  height:22rem;
  background:radial-gradient(circle, rgba(225,162,95,.24), transparent 64%);
}
.hero-card::after{
  bottom:-8rem;
  left:-7rem;
  width:26rem;
  height:26rem;
  background:radial-gradient(circle, rgba(212,108,89,.22), transparent 66%);
}
.hero-inner{
  position:relative;
  z-index:1;
  padding:34px;
  display:grid;
  grid-template-columns:1.15fr .95fr;
  gap:26px;
  align-items:stretch;
}
.hero-copy{
  display:flex;
  flex-direction:column;
  gap:18px;
  justify-content:center;
  min-width:0;
}
.hero-kicker{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.18);
  color:#ffeede;
  font-size:.9rem;
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.pill strong{
  font-weight:800;
}
.hero h1{
  margin:0;
  font-size:clamp(2.3rem, 4vw, 4.45rem);
  line-height:1.02;
  letter-spacing:-.04em;
  max-width:11ch;
}
.hero-lead{
  margin:0;
  max-width:62ch;
  color:rgba(255,247,239,.86);
  font-size:1.04rem;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
  margin-top:4px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:48px;
  padding:0 18px;
  border-radius:999px;
  border:1px solid transparent;
  transition:transform .22s ease, box-shadow .22s ease, background-color .22s ease, border-color .22s ease, color .22s ease, filter .22s ease;
  font-weight:700;
  letter-spacing:.01em;
  user-select:none;
}
.btn:hover,
.btn:focus-visible{
  outline:none;
  transform:translateY(-2px);
}
.btn:active{
  transform:translateY(0);
}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow:0 14px 28px rgba(212,108,89,.26);
}
.btn-primary:hover,
.btn-primary:focus-visible{
  box-shadow:0 18px 34px rgba(212,108,89,.32);
}
.btn-secondary{
  color:#fff8f0;
  border-color:rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);
}
.btn-secondary:hover,
.btn-secondary:focus-visible{
  border-color:rgba(255,255,255,.28);
  background:rgba(255,255,255,.12);
}
.btn-ghost{
  color:#ffeede;
  border-color:rgba(255,255,255,.14);
  background:rgba(255,255,255,.04);
}
.btn-ghost:hover,
.btn-ghost:focus-visible{
  background:rgba(255,255,255,.08);
}
.hero-badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:8px;
}
.data-chip{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:11px 14px;
  border-radius:18px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  color:#fffaf4;
  box-shadow:0 14px 32px rgba(26,14,8,.10);
}
.data-chip strong{
  font-size:1.03rem;
  font-weight:800;
}
.data-chip span{
  color:rgba(255,247,239,.78);
  font-size:.9rem;
}
.hero-panel{
  display:grid;
  gap:14px;
  align-content:stretch;
}
.hero-panel-card{
  border-radius:26px;
  background:linear-gradient(180deg, rgba(255,251,247,.18), rgba(255,255,255,.09));
  border:1px solid rgba(255,255,255,.14);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12), 0 20px 40px rgba(25,14,8,.12);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  padding:18px;
}
.panel-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
  margin-bottom:14px;
}
.panel-top h2{
  margin:0;
  font-size:1.08rem;
  color:#fff8f0;
}
.panel-top p{
  margin:6px 0 0;
  color:rgba(255,247,239,.74);
  font-size:.92rem;
}
.ring-wrap{
  display:flex;
  align-items:center;
  gap:14px;
}
.ring{
  --p:78;
  width:92px;
  height:92px;
  border-radius:50%;
  background:
    conic-gradient(from 210deg, var(--brand-2) calc(var(--p) * 1%), rgba(255,255,255,.18) 0);
  display:grid;
  place-items:center;
  box-shadow:inset 0 0 0 10px rgba(255,255,255,.05);
}
.ring > span{
  display:grid;
  place-items:center;
  width:66px;
  height:66px;
  border-radius:50%;
  background:rgba(28,16,10,.50);
  border:1px solid rgba(255,255,255,.12);
  font-weight:800;
}
.ring-note{
  min-width:0;
}
.ring-note strong{
  display:block;
  font-size:1.18rem;
  margin-bottom:4px;
}
.ring-note span{
  color:rgba(255,247,239,.76);
  font-size:.92rem;
}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
.stat{
  padding:14px;
  border-radius:18px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);
}
.stat strong{
  display:block;
  font-size:1.2rem;
  letter-spacing:-.03em;
}
.stat span{
  color:rgba(255,247,239,.76);
  font-size:.88rem;
}
.mini-bars{
  display:grid;
  gap:10px;
}
.mini-row{
  display:grid;
  gap:7px;
}
.mini-row-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  color:#fff6ec;
  font-size:.92rem;
}
.track{
  height:10px;
  border-radius:999px;
  background:rgba(255,255,255,.09);
  overflow:hidden;
}
.track > i{
  display:block;
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg, var(--brand), var(--brand-2));
  box-shadow:0 6px 14px rgba(212,108,89,.26);
}
.hero-bottom{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  margin-top:18px;
}
.hero-compact{
  padding:14px 16px;
  border-radius:20px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
}
.hero-compact small{
  display:block;
  color:rgba(255,247,239,.72);
  margin-bottom:6px;
}
.hero-compact strong{
  font-size:1.08rem;
  font-weight:800;
}

.panel-white{
  background:var(--surface);
  border:1px solid rgba(255,255,255,.6);
  box-shadow:var(--shadow);
  border-radius:var(--radius-xl);
}
.card-grid{
  display:grid;
  gap:18px;
}
.matrix-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}
.feature-card{
  position:relative;
  overflow:hidden;
  padding:22px;
  border-radius:var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,251,247,.86));
  border:1px solid rgba(212,108,89,.10);
  box-shadow:var(--shadow-soft);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.feature-card::after{
  content:"";
  position:absolute;
  inset:auto -18px -18px auto;
  width:92px;
  height:92px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(212,108,89,.12), transparent 68%);
  pointer-events:none;
}
.feature-card:hover{
  transform:translateY(-4px);
  box-shadow:0 18px 40px rgba(52,31,20,.11);
  border-color:rgba(212,108,89,.20);
}
.feature-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:46px;
  height:46px;
  border-radius:16px;
  background:linear-gradient(135deg, rgba(212,108,89,.14), rgba(225,162,95,.16));
  color:var(--brand);
  font-size:1.2rem;
  margin-bottom:14px;
}
.feature-card h3{
  margin:0 0 10px;
  font-size:1.08rem;
}
.feature-card p{
  margin:0 0 14px;
  color:var(--muted);
  font-size:.96rem;
}
.feature-tag{
  display:inline-flex;
  align-items:center;
  padding:7px 10px;
  border-radius:999px;
  background:rgba(61,122,99,.10);
  color:#2d6a53;
  font-size:.82rem;
  font-weight:700;
}

.compare-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
.compare-card{
  padding:24px;
  border-radius:var(--radius-xl);
  background:linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,251,246,.84));
  border:1px solid rgba(65,43,25,.10);
  box-shadow:var(--shadow-soft);
}
.compare-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:14px;
  margin-bottom:16px;
}
.compare-head h3{
  margin:0;
  font-size:1.15rem;
}
.compare-head span{
  display:inline-flex;
  align-items:center;
  padding:8px 12px;
  border-radius:999px;
  font-size:.84rem;
  font-weight:700;
}
.compare-old span{
  background:rgba(212,108,89,.12);
  color:#9c4d3f;
}
.compare-new span{
  background:rgba(61,122,99,.12);
  color:#2d6a53;
}
.compare-list{
  display:grid;
  gap:14px;
}
.compare-item{
  display:grid;
  gap:8px;
}
.compare-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:.95rem;
}
.compare-row em{
  font-style:normal;
  color:var(--muted);
}
.compare-row strong{
  font-weight:800;
}
.compare-bar{
  height:12px;
  border-radius:999px;
  background:rgba(34,24,18,.06);
  overflow:hidden;
}
.compare-bar i{
  display:block;
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg, var(--brand), var(--brand-2));
}
.compare-bar.good i{
  background:linear-gradient(90deg, var(--brand-4), #79a98f);
}
.compare-note{
  margin-top:16px;
  color:var(--muted);
  font-size:.95rem;
}

.latest-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}
.news-card{
  display:flex;
  flex-direction:column;
  gap:14px;
  min-height:100%;
  padding:22px;
  border-radius:var(--radius-xl);
  background:linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,250,245,.92));
  border:1px solid rgba(65,43,25,.10);
  box-shadow:var(--shadow-soft);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.news-card:hover,
.news-card:focus-visible{
  outline:none;
  transform:translateY(-4px);
  border-color:rgba(212,108,89,.20);
  box-shadow:0 20px 42px rgba(52,31,20,.12);
}
.news-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
  font-size:.86rem;
  color:var(--muted);
}
.news-cat{
  display:inline-flex;
  align-items:center;
  padding:7px 10px;
  border-radius:999px;
  background:rgba(212,108,89,.10);
  color:#9d4e40;
  font-weight:700;
}
.news-card h3{
  margin:0;
  font-size:1.08rem;
  line-height:1.45;
}
.news-card p{
  margin:0;
  color:var(--muted);
  font-size:.96rem;
  line-height:1.75;
  min-height:3.5em;
}
.news-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  color:var(--brand-3);
  font-weight:700;
}
.news-foot span:last-child{
  color:var(--muted);
  font-weight:600;
}
.empty-state{
  grid-column:1 / -1;
  padding:26px;
  border-radius:var(--radius-xl);
  background:rgba(255,255,255,.72);
  border:1px dashed rgba(65,43,25,.16);
  color:var(--muted);
  text-align:center;
  box-shadow:var(--shadow-soft);
}

.guide-wrap{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:18px;
}
.guide-card,
.topic-card{
  padding:24px;
  border-radius:var(--radius-xl);
  background:linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,251,246,.85));
  border:1px solid rgba(65,43,25,.10);
  box-shadow:var(--shadow-soft);
}
.step-list{
  display:grid;
  gap:14px;
  margin-top:16px;
}
.step{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:14px;
  padding:16px;
  border-radius:18px;
  background:rgba(246,239,231,.6);
  border:1px solid rgba(65,43,25,.08);
}
.step-num{
  display:grid;
  place-items:center;
  width:38px;
  height:38px;
  border-radius:14px;
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
  color:#fff;
  font-weight:800;
}
.step h3{
  margin:0 0 4px;
  font-size:1.02rem;
}
.step p{
  margin:0;
  color:var(--muted);
  font-size:.95rem;
}
.topic-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
  margin-top:16px;
}
.topic{
  padding:16px;
  border-radius:18px;
  background:rgba(255,255,255,.72);
  border:1px solid rgba(65,43,25,.08);
}
.topic strong{
  display:block;
  margin-bottom:6px;
  font-size:1rem;
}
.topic span{
  color:var(--muted);
  font-size:.92rem;
}
.topic-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:16px;
}
.topic-tags .tag{
  padding:8px 12px;
  border-radius:999px;
  background:rgba(72,102,90,.10);
  color:#335548;
  font-size:.85rem;
  font-weight:700;
}

.faq-list{
  display:grid;
  gap:12px;
}
details.faq-item{
  border-radius:20px;
  background:linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,251,247,.86));
  border:1px solid rgba(65,43,25,.10);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
}
details.faq-item[open]{
  border-color:rgba(212,108,89,.20);
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:18px 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-weight:700;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  flex:none;
  width:30px;
  height:30px;
  border-radius:10px;
  display:grid;
  place-items:center;
  background:rgba(212,108,89,.10);
  color:#9d4e40;
  font-size:1.1rem;
}
details[open] summary::after{
  content:"–";
}
.faq-body{
  padding:0 20px 18px;
  color:var(--muted);
  font-size:.96rem;
}
.faq-body p{
  margin:0;
}

.contact-card{
  padding:26px;
  border-radius:calc(var(--radius-xl) + 2px);
  background:
    linear-gradient(135deg, rgba(34,24,18,.96), rgba(84,56,42,.92) 60%, rgba(145,97,73,.88)),
    linear-gradient(180deg, #271912, #5c3c2d);
  color:#fff7ef;
  box-shadow:0 26px 78px rgba(44,26,16,.22);
  border:1px solid rgba(255,255,255,.10);
}
.contact-inner{
  display:grid;
  grid-template-columns:1fr .88fr;
  gap:22px;
}
.contact-copy h2{
  margin:0;
  font-size:clamp(1.6rem, 3vw, 2.3rem);
  line-height:1.15;
}
.contact-copy p{
  color:rgba(255,247,239,.82);
  margin:12px 0 0;
  max-width:56ch;
}
.trust-list{
  display:grid;
  gap:10px;
  margin-top:16px;
}
.trust-item{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fff5ea;
}
.trust-dot{
  width:10px;
  height:10px;
  border-radius:50%;
  background:linear-gradient(135deg, var(--brand-2), #ffd7a7);
  box-shadow:0 0 0 6px rgba(225,162,95,.12);
}
.form-card{
  padding:18px;
  border-radius:24px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.form-grid{
  display:grid;
  gap:12px;
}
.field{
  display:grid;
  gap:8px;
}
.field label{
  font-weight:700;
  font-size:.92rem;
  color:#fff6ec;
}
.field input,
.field textarea{
  width:100%;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.08);
  color:#fff;
  border-radius:16px;
  padding:13px 14px;
  outline:none;
  transition:border-color .22s ease, box-shadow .22s ease, background-color .22s ease;
}
.field textarea{
  resize:vertical;
  min-height:110px;
}
.field input::placeholder,
.field textarea::placeholder{
  color:rgba(255,247,239,.55);
}
.field input:focus,
.field textarea:focus{
  border-color:rgba(255,215,163,.55);
  box-shadow:0 0 0 4px rgba(225,162,95,.14);
  background:rgba(255,255,255,.12);
}
.form-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
  margin-top:4px;
}
.form-hint{
  color:rgba(255,247,239,.72);
  font-size:.88rem;
}

.site-footer{
  padding:18px 0 34px;
}
.footer-shell{
  padding:24px;
  border-radius:28px;
  background:rgba(255,255,255,.72);
  border:1px solid rgba(65,43,25,.10);
  box-shadow:var(--shadow-soft);
  display:grid;
  grid-template-columns:1.3fr .7fr .8fr;
  gap:18px;
}
.footer-brand{
  display:grid;
  gap:10px;
}
.footer-brand strong{
  font-size:1.04rem;
}
.footer-brand p{
  margin:0;
  color:var(--muted);
  font-size:.95rem;
  max-width:42ch;
}
.footer-links{
  display:grid;
  gap:10px;
}
.footer-links a{
  color:var(--muted);
  transition:color .2s ease, transform .2s ease;
}
.footer-links a:hover,
.footer-links a:focus-visible{
  outline:none;
  color:var(--text);
  transform:translateX(2px);
}
.footer-meta{
  display:grid;
  gap:10px;
  color:var(--muted);
  font-size:.94rem;
}
.footer-meta strong{
  color:var(--text);
}
.copyright{
  margin-top:14px;
  color:var(--muted);
  font-size:.9rem;
  text-align:center;
}

.skip-link{
  position:absolute;
  left:-9999px;
  top:auto;
}
.skip-link:focus{
  left:16px;
  top:16px;
  z-index:100;
  padding:10px 14px;
  background:#fff;
  border-radius:12px;
  box-shadow:var(--shadow-soft);
}

@media (max-width: 1080px){
  .hero-inner,
  .contact-inner,
  .guide-wrap{
    grid-template-columns:1fr;
  }
  .matrix-grid,
  .latest-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .footer-shell{
    grid-template-columns:1fr 1fr;
  }
}
@media (max-width: 820px){
  .nav-shell{
    border-radius:26px;
  }
  .nav-toggle{
    display:inline-flex;
  }
  .nav-links{
    position:absolute;
    left:16px;
    right:16px;
    top:calc(100% + 12px);
    display:grid;
    gap:6px;
    padding:12px;
    border-radius:22px;
    background:rgba(255,250,245,.94);
    box-shadow:0 18px 34px rgba(50,29,16,.12);
    border:1px solid rgba(65,43,25,.10);
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    transition:opacity .22s ease, transform .22s ease, visibility .22s ease;
  }
  .site-header.is-open .nav-links{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
  }
  .nav-links a{
    justify-content:flex-start;
    width:100%;
  }
  .header-badge{
    display:none;
  }
  .hero-inner{
    padding:24px;
  }
  .hero h1{
    max-width:13ch;
  }
  .hero-bottom,
  .stat-grid,
  .compare-wrap,
  .footer-shell{
    grid-template-columns:1fr;
  }
  .matrix-grid{
    grid-template-columns:1fr;
  }
  .latest-grid{
    grid-template-columns:1fr;
  }
  .topic-grid{
    grid-template-columns:1fr;
  }
}
@media (max-width: 560px){
  :root{--header-h:74px}
  .container{
    width:min(var(--container), calc(100% - 22px));
  }
  main{
    padding-top:16px;
  }
  .section{
    padding:22px 0;
  }
  .section-head{
    flex-direction:column;
    align-items:flex-start;
  }
  .hero-card{
    border-radius:26px;
  }
  .hero-inner{
    padding:20px;
  }
  .hero h1{
    font-size:2.1rem;
  }
  .hero-lead{
    font-size:.98rem;
  }
  .hero-actions{
    gap:10px;
  }
  .btn{
    width:100%;
  }
  .data-chip{
    width:100%;
    justify-content:space-between;
  }
  .feature-card,
  .compare-card,
  .guide-card,
  .topic-card,
  .news-card,
  .contact-card,
  .footer-shell{
    border-radius:22px;
  }
  .faq-item summary{
    padding:16px 16px;
    font-size:.98rem;
  }
  .faq-body{
    padding:0 16px 16px;
  }
  .contact-card{
    padding:18px;
  }
  .form-card{
    padding:14px;
  }
  .footer-shell{
    padding:18px;
  }
}

/* roulang page: article */
:root{
      --bg:#f6efe7;
      --bg-soft:#fcf8f3;
      --surface:rgba(255,255,255,.78);
      --surface-strong:#fffaf4;
      --surface-deep:#f0e4d8;
      --text:#201915;
      --muted:#75695f;
      --line:rgba(65,43,25,.12);
      --shadow:0 24px 70px rgba(55,34,20,.10);
      --shadow-soft:0 14px 35px rgba(55,34,20,.08);
      --brand:#d46c59;
      --brand-2:#e1a25f;
      --brand-3:#9b6a52;
      --brand-4:#48665a;
      --success:#3d7a63;
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1180px;
      --gap:24px;
      --header-h:74px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 14%, rgba(212,108,89,.14), transparent 0 20%),
        radial-gradient(circle at 88% 10%, rgba(225,162,95,.16), transparent 0 18%),
        radial-gradient(circle at 85% 82%, rgba(72,102,90,.10), transparent 0 22%),
        linear-gradient(180deg, #fffaf4 0%, var(--bg) 32%, #f7f1e9 100%);
      min-height:100vh;
      line-height:1.7;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(120deg, rgba(255,255,255,.18), transparent 35%),
        radial-gradient(circle at 50% 0, rgba(255,255,255,.22), transparent 30%);
      opacity:.75;
      z-index:-1;
    }
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit;color:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(212,108,89,.18)}
    :focus-visible{
      outline:3px solid rgba(212,108,89,.28);
      outline-offset:3px;
      border-radius:12px;
    }
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      padding:14px 0 0;
    }
    .nav-shell{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:14px 16px;
      border:1px solid rgba(255,255,255,.42);
      background:rgba(255,248,241,.74);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
      border-radius:999px;
      box-shadow:0 16px 34px rgba(50,29,16,.09);
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .brand-mark{
      display:inline-flex;
      align-items:center;
      gap:10px;
      font-weight:800;
      letter-spacing:.01em;
      font-size:1.02rem;
      white-space:nowrap;
    }
    .brand-mark::before{
      content:"";
      width:12px;
      height:12px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow:0 0 0 6px rgba(212,108,89,.12);
      flex:none;
    }
    .brand-sub{
      font-size:.88rem;
      color:var(--muted);
      white-space:nowrap;
    }
    .nav-right{
      display:flex;
      align-items:center;
      gap:12px;
      margin-left:auto;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
    }
    .nav-links a{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:10px 15px;
      border-radius:999px;
      color:var(--muted);
      transition:transform .22s ease, background-color .22s ease, color .22s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .nav-links a:hover,
    .nav-links a:focus-visible{
      outline:none;
      color:var(--text);
      background:rgba(255,255,255,.85);
      box-shadow:0 8px 22px rgba(50,29,16,.08);
      transform:translateY(-1px);
    }
    .nav-links a.active{
      color:#fff;
      background:linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow:0 12px 22px rgba(212,108,89,.24);
    }
    .header-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.6);
      color:var(--brand-3);
      border:1px solid rgba(212,108,89,.12);
      font-size:.9rem;
      white-space:nowrap;
    }
    .header-badge i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--success);
      box-shadow:0 0 0 5px rgba(61,122,99,.12);
      display:inline-block;
      flex:none;
    }
    .nav-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:44px;
      height:44px;
      border:1px solid rgba(212,108,89,.12);
      border-radius:14px;
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 20px rgba(50,29,16,.06);
      flex:none;
    }
    .nav-toggle span{
      display:block;
      width:18px;
      height:2px;
      background:var(--text);
      border-radius:2px;
      position:relative;
    }
    .nav-toggle span::before,
    .nav-toggle span::after{
      content:"";
      position:absolute;
      left:0;
      width:18px;
      height:2px;
      background:var(--text);
      border-radius:2px;
      transition:transform .24s ease, top .24s ease, opacity .24s ease;
    }
    .nav-toggle span::before{top:-6px}
    .nav-toggle span::after{top:6px}
    main{
      padding:22px 0 34px;
    }
    .section{
      padding:26px 0;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(212,108,89,.10);
      color:#9f4f3f;
      font-weight:700;
      font-size:.86rem;
      letter-spacing:.02em;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--brand), var(--brand-2));
    }
    .article-hero-card{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.52);
      border-radius:34px;
      background:
        linear-gradient(145deg, rgba(255,252,248,.88), rgba(255,247,240,.82)),
        linear-gradient(180deg, rgba(255,255,255,.9), rgba(246,239,231,.9));
      box-shadow:var(--shadow);
      padding:28px;
    }
    .article-hero-card::before,
    .article-hero-card::after{
      content:"";
      position:absolute;
      border-radius:50%;
      pointer-events:none;
      opacity:.9;
    }
    .article-hero-card::before{
      width:19rem;
      height:19rem;
      right:-7rem;
      top:-7rem;
      background:radial-gradient(circle, rgba(225,162,95,.18), transparent 68%);
    }
    .article-hero-card::after{
      width:17rem;
      height:17rem;
      left:-6rem;
      bottom:-7rem;
      background:radial-gradient(circle, rgba(212,108,89,.14), transparent 68%);
    }
    .article-hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(280px,.72fr);
      gap:22px;
      align-items:stretch;
    }
    .article-hero-copy{
      min-width:0;
      display:flex;
      flex-direction:column;
      gap:18px;
      justify-content:center;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:.92rem;
    }
    .breadcrumb a{
      color:var(--brand-3);
      transition:color .2s ease;
    }
    .breadcrumb a:hover{color:var(--brand)}
    .breadcrumb span.sep{
      color:rgba(117,105,95,.5);
    }
    .article-title{
      margin:0;
      font-size:clamp(1.9rem, 4vw, 3.15rem);
      line-height:1.16;
      letter-spacing:-.03em;
    }
    .article-lead{
      margin:0;
      max-width:75ch;
      color:var(--muted);
      font-size:1.03rem;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.82);
      border:1px solid rgba(65,43,25,.09);
      color:var(--brand-3);
      box-shadow:0 8px 20px rgba(55,34,20,.05);
      font-size:.9rem;
      white-space:nowrap;
    }
    .article-hero-panel{
      align-self:stretch;
      display:flex;
      flex-direction:column;
      gap:16px;
      padding:20px;
      border-radius:28px;
      background:linear-gradient(180deg, rgba(72,102,90,.92), rgba(72,102,90,.82));
      color:#fff8f2;
      box-shadow:0 18px 34px rgba(49,64,58,.18);
      border:1px solid rgba(255,255,255,.14);
      position:relative;
      overflow:hidden;
    }
    .article-hero-panel::before{
      content:"";
      position:absolute;
      inset:auto -20% -28% auto;
      width:14rem;
      height:14rem;
      border-radius:50%;
      background:radial-gradient(circle, rgba(225,162,95,.20), transparent 66%);
      pointer-events:none;
    }
    .panel-title{
      font-weight:800;
      letter-spacing:.02em;
      font-size:1rem;
    }
    .panel-metric{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.12);
    }
    .panel-metric span{
      color:rgba(255,248,242,.82);
      font-size:.92rem;
    }
    .panel-metric strong{
      font-size:1.02rem;
      font-weight:800;
      letter-spacing:.02em;
    }
    .meter{
      width:100%;
      height:12px;
      border-radius:999px;
      background:rgba(255,255,255,.12);
      overflow:hidden;
      position:relative;
    }
    .meter i{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, var(--brand), var(--brand-2));
      box-shadow:0 0 0 1px rgba(255,255,255,.08) inset;
    }
    .panel-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:10px;
    }
    .panel-grid div{
      padding:14px 12px;
      border-radius:18px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.10);
      min-width:0;
    }
    .panel-grid small{
      display:block;
      color:rgba(255,248,242,.7);
      font-size:.84rem;
      margin-bottom:6px;
    }
    .panel-grid strong{
      display:block;
      font-size:.98rem;
      line-height:1.35;
      word-break:break-word;
    }
    .article-main-grid{
      display:grid;
      grid-template-columns:minmax(0,1.12fr) minmax(280px,.62fr);
      gap:24px;
      align-items:start;
    }
    .article-card,
    .article-side .side-card,
    .empty-state{
      border:1px solid rgba(65,43,25,.10);
      border-radius:30px;
      background:var(--surface);
      backdrop-filter:blur(12px);
      -webkit-backdrop-filter:blur(12px);
      box-shadow:var(--shadow-soft);
    }
    .article-card{
      overflow:hidden;
    }
    .article-content{
      padding:30px 30px 22px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.46), rgba(255,255,255,.18)),
        var(--surface-strong);
    }
    .article-content :where(h1,h2,h3,h4,h5,h6,p,ul,ol,blockquote,pre,figure,table){
      margin:0 0 1em;
    }
    .article-content :where(h2,h3){
      color:var(--text);
      letter-spacing:-.02em;
      line-height:1.25;
      margin-top:1.8em;
    }
    .article-content h2{
      font-size:clamp(1.35rem, 2vw, 1.72rem);
    }
    .article-content h3{
      font-size:clamp(1.15rem, 1.7vw, 1.38rem);
    }
    .article-content h4{
      font-size:1.08rem;
      color:#372b22;
    }
    .article-content p{
      color:#2f241d;
      font-size:1.02rem;
    }
    .article-content a{
      color:var(--brand);
      text-decoration:underline;
      text-underline-offset:3px;
      text-decoration-color:rgba(212,108,89,.35);
      transition:color .2s ease, text-decoration-color .2s ease;
    }
    .article-content a:hover{
      color:#b65a48;
      text-decoration-color:rgba(182,90,72,.58);
    }
    .article-content ul,
    .article-content ol{
      padding-left:1.15em;
      color:#2f241d;
    }
    .article-content li{
      margin:.45em 0;
    }
    .article-content ul li::marker,
    .article-content ol li::marker{
      color:var(--brand);
      font-weight:700;
    }
    .article-content blockquote{
      position:relative;
      padding:18px 18px 18px 22px;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(212,108,89,.08), rgba(225,162,95,.06));
      border:1px solid rgba(212,108,89,.16);
      color:#4a382c;
      overflow:hidden;
    }
    .article-content blockquote::before{
      content:"“";
      position:absolute;
      left:12px;
      top:-10px;
      color:rgba(212,108,89,.28);
      font-size:4rem;
      line-height:1;
      font-family:serif;
    }
    .article-content blockquote p:last-child{margin-bottom:0}
    .article-content pre{
      overflow:auto;
      padding:18px 20px;
      border-radius:20px;
      background:#2a221d;
      color:#f7e9df;
      border:1px solid rgba(255,255,255,.06);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
    }
    .article-content code{
      font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
      font-size:.94em;
      background:rgba(212,108,89,.10);
      padding:.15em .38em;
      border-radius:8px;
      color:#8e4336;
    }
    .article-content pre code{
      background:transparent;
      color:inherit;
      padding:0;
      border-radius:0;
      font-size:.95rem;
    }
    .article-content table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:hidden;
      border-radius:18px;
      border:1px solid rgba(65,43,25,.10);
      background:#fffaf4;
    }
    .article-content th,
    .article-content td{
      padding:12px 14px;
      border-bottom:1px solid rgba(65,43,25,.08);
      text-align:left;
      vertical-align:top;
    }
    .article-content th{
      background:rgba(212,108,89,.08);
      color:#4b352a;
      font-weight:700;
    }
    .article-content tr:last-child td{border-bottom:none}
    .article-content hr{
      border:0;
      border-top:1px solid rgba(65,43,25,.12);
      margin:1.6em 0;
    }
    .article-content img{
      border-radius:20px;
      box-shadow:0 14px 34px rgba(55,34,20,.10);
      border:1px solid rgba(65,43,25,.08);
      margin:1em 0;
    }
    .article-content figure{
      margin:1.2em 0;
    }
    .article-content figcaption{
      margin-top:.6rem;
      font-size:.9rem;
      color:var(--muted);
      text-align:center;
    }
    .article-content :where(ul,ol){
      padding-left:1.25rem;
    }
    .article-content :where(h1,h2,h3,h4,h5,h6){
      color:var(--text);
    }
    .article-content h1{font-size:1.9rem}
    .article-bottom{
      border-top:1px solid rgba(65,43,25,.10);
      padding:18px 22px 22px;
      background:linear-gradient(180deg, rgba(255,250,244,.4), rgba(255,255,255,.72));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    .bottom-copy strong{
      display:block;
      font-size:1rem;
      margin-bottom:4px;
    }
    .bottom-copy p{
      margin:0;
      color:var(--muted);
      font-size:.96rem;
    }
    .bottom-actions{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:12px 16px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      transition:transform .22s ease, box-shadow .22s ease, background-color .22s ease, border-color .22s ease, color .22s ease, opacity .22s ease;
      white-space:nowrap;
      user-select:none;
    }
    .btn:hover{
      transform:translateY(-1px);
      box-shadow:0 14px 26px rgba(55,34,20,.10);
    }
    .btn:active{
      transform:translateY(0);
      box-shadow:0 8px 16px rgba(55,34,20,.08);
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow:0 14px 26px rgba(212,108,89,.20);
    }
    .btn-primary:hover{
      color:#fff;
      box-shadow:0 18px 30px rgba(212,108,89,.24);
    }
    .btn-secondary{
      background:rgba(255,255,255,.78);
      color:var(--text);
      border-color:rgba(65,43,25,.12);
    }
    .btn-secondary:hover{
      background:#fff;
      border-color:rgba(212,108,89,.22);
    }
    .article-side{
      display:grid;
      gap:18px;
      position:sticky;
      top:98px;
    }
    .side-card{
      padding:22px;
      overflow:hidden;
      position:relative;
    }
    .side-card::before{
      content:"";
      position:absolute;
      right:-3.2rem;
      top:-3.2rem;
      width:8rem;
      height:8rem;
      border-radius:50%;
      background:radial-gradient(circle, rgba(212,108,89,.12), transparent 68%);
      pointer-events:none;
    }
    .side-card h2{
      margin:0 0 12px;
      font-size:1.08rem;
      line-height:1.35;
    }
    .side-card p{
      margin:0;
      color:var(--muted);
      font-size:.96rem;
    }
    .info-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .info-list li{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      padding:12px 14px;
      border-radius:18px;
      background:rgba(255,255,255,.72);
      border:1px solid rgba(65,43,25,.08);
    }
    .info-list span{
      color:var(--muted);
      font-size:.92rem;
    }
    .info-list strong{
      color:var(--text);
      text-align:right;
      font-size:.95rem;
      line-height:1.45;
    }
    .mini-note{
      margin-top:14px;
      padding:14px;
      border-radius:18px;
      background:linear-gradient(180deg, rgba(72,102,90,.10), rgba(72,102,90,.06));
      border:1px solid rgba(72,102,90,.14);
      color:#30453c;
      font-size:.95rem;
    }
    .stack-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:14px;
    }
    .stack-links .btn{
      flex:1 1 120px;
    }
    .empty-state{
      padding:42px 24px;
      text-align:center;
      max-width:720px;
      margin:0 auto;
    }
    .empty-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(212,108,89,.10);
      color:#9f4f3f;
      font-weight:700;
      margin-bottom:14px;
    }
    .empty-state h2{
      margin:0 0 10px;
      font-size:clamp(1.5rem, 3vw, 2rem);
      line-height:1.25;
    }
    .empty-state p{
      margin:0 auto 20px;
      max-width:56ch;
      color:var(--muted);
    }
    .site-footer{
      margin-top:14px;
      padding:18px 0 28px;
    }
    .footer-shell{
      display:grid;
      grid-template-columns:minmax(0,1.2fr) auto auto;
      gap:20px;
      align-items:start;
      padding:24px;
      border-radius:30px;
      border:1px solid rgba(65,43,25,.10);
      background:rgba(255,250,244,.76);
      box-shadow:var(--shadow-soft);
      backdrop-filter:blur(10px);
      -webkit-backdrop-filter:blur(10px);
    }
    .footer-brand strong{
      display:block;
      font-size:1.05rem;
      margin-bottom:10px;
      letter-spacing:.01em;
    }
    .footer-brand p{
      margin:0;
      color:var(--muted);
      max-width:46ch;
      font-size:.95rem;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:flex-start;
    }
    .footer-links a{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.86);
      border:1px solid rgba(65,43,25,.10);
      color:var(--muted);
      transition:transform .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .footer-links a:hover{
      transform:translateY(-1px);
      color:var(--text);
      border-color:rgba(212,108,89,.18);
      box-shadow:0 10px 20px rgba(55,34,20,.08);
    }
    .footer-meta{
      display:grid;
      gap:12px;
      color:var(--muted);
      font-size:.92rem;
      min-width:180px;
    }
    .footer-meta strong{
      color:var(--text);
      font-size:.96rem;
    }
    .copyright{
      margin-top:14px;
      text-align:center;
      color:var(--muted);
      font-size:.9rem;
    }
    .site-header.is-open .nav-toggle span{background:transparent}
    .site-header.is-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
    .site-header.is-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}
    @media (max-width: 980px){
      .article-hero-grid,
      .article-main-grid,
      .footer-shell{
        grid-template-columns:1fr;
      }
      .article-side{
        position:static;
        top:auto;
      }
      .footer-meta{
        min-width:0;
      }
    }
    @media (max-width: 860px){
      .nav-shell{
        flex-wrap:wrap;
        border-radius:28px;
      }
      .nav-right{
        width:100%;
        justify-content:space-between;
        gap:10px;
      }
      .nav-links{
        display:none;
        order:3;
        width:100%;
        padding-top:12px;
        margin-top:6px;
        border-top:1px solid var(--line);
      }
      .site-header.is-open .nav-links{
        display:flex;
        flex-direction:column;
        align-items:stretch;
      }
      .site-header.is-open .nav-links a{
        width:100%;
        justify-content:flex-start;
      }
      .header-badge{
        display:none;
      }
      .nav-toggle{
        display:inline-flex;
      }
      .brand-sub{
        display:none;
      }
      .article-hero-card{
        padding:20px;
      }
      .article-content{
        padding:22px 18px 18px;
      }
      .article-bottom{
        padding:18px;
      }
    }
    @media (max-width: 560px){
      .container{
        width:min(var(--container), calc(100% - 20px));
      }
      main{
        padding-top:16px;
      }
      .section{
        padding:18px 0;
      }
      .article-title{
        font-size:clamp(1.65rem, 7vw, 2.2rem);
      }
      .article-lead{
        font-size:.98rem;
      }
      .panel-grid{
        grid-template-columns:1fr;
      }
      .panel-metric{
        flex-direction:column;
        align-items:flex-start;
      }
      .bottom-actions,
      .stack-links{
        width:100%;
      }
      .bottom-actions .btn,
      .stack-links .btn{
        width:100%;
      }
      .footer-shell{
        padding:20px;
      }
      .footer-links{
        gap:8px;
      }
      .footer-links a{
        width:100%;
      }
    }
    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      *,*::before,*::after{
        animation-duration:.01ms !important;
        animation-iteration-count:1 !important;
        transition-duration:.01ms !important;
        scroll-behavior:auto !important;
      }
    }