/* roulang page: index */
:root{
  --c-orange:#FF6B3D;
  --c-orange-deep:#E85A2C;
  --c-ink:#0F5A52;
  --c-warm:#1A1512;
  --c-paper:#FBF8F4;
  --c-cream:#F5EFE7;
  --c-dark:#14100E;
  --c-muted:#6B6259;
  --c-line:#E8DFD6;
  --c-peach:#FFE9DC;
  --c-mint:#D9F2EE;
  --radius-card:16px;
  --radius-img:14px;
  --shadow-card:0 1px 2px rgba(26,21,18,.06),0 8px 24px -12px rgba(26,21,18,.18);
  --shadow-hover:0 2px 6px rgba(26,21,18,.08),0 18px 34px -16px rgba(26,21,18,.26);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--c-paper);
  color:var(--c-warm);
  font-size:16.5px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-.01em}
p{margin:0 0 15px}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 28px}}

/* ============ 悬浮胶囊导航 ============ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;padding:12px 12px 0}
@media (min-width:768px){.site-header{padding:16px 24px 0}}
.nav-shell{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:rgba(251,248,244,.72);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid var(--c-line);
  border-radius:9999px;
  padding:8px 10px;
  box-shadow:0 1px 2px rgba(26,21,18,.05);
  transition:box-shadow .28s ease,background .28s ease;
}
@media (min-width:768px){.nav-shell{padding:8px 16px}}
.nav-shell.is-scrolled{background:rgba(251,248,244,.94);box-shadow:0 10px 30px -14px rgba(26,21,18,.3)}
.logo-mark{
  width:34px;height:34px;border-radius:11px;flex:none;
  background:linear-gradient(135deg,#FF6B3D,#FF935F);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 8px 16px -8px rgba(255,107,61,.85);
}
.brand-text{font-size:17.5px;font-weight:800;letter-spacing:-.02em}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:8px 13px;border-radius:9999px;
  font-size:15px;font-weight:500;color:#3E362F;white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-link::before{
  content:"";width:6px;height:6px;border-radius:9999px;background:var(--c-orange);
  margin-right:0;opacity:0;transform:scale(.3);transition:opacity .2s ease,transform .2s ease,margin .2s ease;
}
.nav-link:hover{background:var(--c-peach);color:var(--c-warm)}
.nav-link:hover::before{opacity:1;transform:scale(1);margin-right:6px}
.nav-link.is-active{background:var(--c-peach);color:var(--c-warm);font-weight:600}
.nav-link.is-active::before{opacity:1;transform:scale(1);margin-right:6px}
.nav-burger{
  width:40px;height:40px;border-radius:9999px;flex:none;
  border:1px solid var(--c-line);background:#fff;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s ease,border-color .2s ease;
}
.nav-burger:hover{background:var(--c-peach);border-color:var(--c-orange)}
.mobile-menu{
  display:none;margin-top:10px;padding:14px;
  background:rgba(251,248,244,.98);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--c-line);border-radius:20px;
  box-shadow:0 24px 44px -22px rgba(26,21,18,.34);
}
.mobile-menu.is-open{display:block}
.m-link{display:block;padding:11px 14px;border-radius:14px;font-size:15.5px;font-weight:500;color:#3E362F;transition:background .2s,color .2s}
.m-link:hover,.m-link.is-active{background:var(--c-peach);color:var(--c-warm)}

/* ============ 按钮 ============ */
.btn-primary,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:9999px;font-size:15.5px;font-weight:600;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,background .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--c-orange);color:#fff;box-shadow:0 10px 22px -12px rgba(255,107,61,.95)}
.btn-primary:hover{background:var(--c-orange-deep);transform:translateY(-2px);box-shadow:0 16px 28px -14px rgba(232,90,44,.95)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:rgba(15,90,82,.45);color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-mint);border-color:var(--c-ink);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:9px 18px;font-size:14.5px}
.btn-primary:focus-visible,.btn-ghost:focus-visible,.nav-burger:focus-visible,a:focus-visible{
  outline:2px solid var(--c-orange);outline-offset:2px;
}
.link-text{color:var(--c-ink);font-weight:600;border-bottom:1px solid transparent;transition:border-color .2s,color .2s}
.link-text:hover{border-color:var(--c-ink)}

/* ============ 通用板块 ============ */
.section{padding:64px 0}
@media (min-width:768px){.section{padding:90px 0}}
.section-cream{background:var(--c-cream)}
.section-dark{background:var(--c-dark);color:#F2EBE4}
.section-head{max-width:760px;margin-bottom:38px}
@media (min-width:768px){.section-head{margin-bottom:48px}}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:9999px;
  background:var(--c-peach);color:#A8401C;
  font-size:13px;font-weight:600;letter-spacing:.02em;
  margin-bottom:16px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:9999px;background:var(--c-orange)}
.section-dark .eyebrow{background:rgba(255,107,61,.16);color:#FFB392}
.h2{font-size:28px;font-weight:700;letter-spacing:-.015em}
@media (min-width:768px){.h2{font-size:34px}}
.h3{font-size:20px;font-weight:600}
.lead{color:#5C544C;font-size:16px;line-height:1.8}
.section-dark .lead{color:#B9AFA6}
.muted{color:var(--c-muted);font-size:14px;line-height:1.65}
.tabular{font-variant-numeric:tabular-nums}
.divider{height:1px;background:var(--c-line);border:0;margin:0}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding:126px 0 56px;background:var(--c-paper)}
@media (min-width:768px){.hero{padding:158px 0 78px}}
.hero-media{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.jpg');
  background-size:cover;background-position:center 30%;
}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(102deg,rgba(251,248,244,.98) 0%,rgba(251,248,244,.9) 44%,rgba(255,233,220,.68) 74%,rgba(251,248,244,.42) 100%);
}
.hero .container{position:relative;z-index:2}
.hero h1{
  font-size:clamp(30px,4.2vw,52px);font-weight:800;line-height:1.22;letter-spacing:-.025em;
  max-width:840px;
}
.hero h1 .hl{color:var(--c-orange)}
.hero-lead{max-width:700px;margin-top:20px;color:#4E463F;font-size:16.5px;line-height:1.85}
@media (min-width:768px){.hero-lead{font-size:17px}}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.metric-strip{
  margin-top:46px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:6px;padding:16px 8px;
  background:rgba(255,255,255,.78);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border:1px solid var(--c-line);border-radius:22px;
  box-shadow:var(--shadow-card);
}
@media (min-width:768px){.metric-strip{grid-template-columns:repeat(4,minmax(0,1fr));margin-top:54px;padding:20px 10px}}
.metric-cell{padding:8px 16px;border-left:0}
@media (min-width:768px){.metric-cell+.metric-cell{border-left:1px solid var(--c-line)}}
.stat-num{font-variant-numeric:tabular-nums;font-weight:700;font-size:26px;line-height:1.15;letter-spacing:-.02em}
@media (min-width:768px){.stat-num{font-size:30px}}
.stat-num .unit{font-size:14px;font-weight:600;color:var(--c-muted);margin-left:4px}

/* ============ 卡片 ============ */
.card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#DED3C8}
.card-flat{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
  padding:22px;transition:transform .2s ease,box-shadow .2s ease;
}
.card-flat:hover{transform:translateY(-2px);box-shadow:var(--shadow-card)}
.icon-box{
  width:44px;height:44px;border-radius:13px;flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-peach);color:var(--c-orange);
}
.icon-box.ink{background:var(--c-mint);color:var(--c-ink)}
.tag{
  display:inline-flex;align-items:center;
  padding:5px 12px;border-radius:9999px;
  background:var(--c-mint);color:var(--c-ink);
  font-size:12.5px;font-weight:600;letter-spacing:.01em;
}
.tag.warm{background:var(--c-peach);color:#A8401C}
.tag.gray{background:#F0EAE2;color:#6B6259}

/* ============ 指标看板 ============ */
.metric-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
  padding:22px;transition:border-color .2s ease,transform .2s ease;
}
.metric-card:hover{border-color:#DED3C8;transform:translateY(-2px)}
.spark{display:flex;align-items:flex-end;gap:3px;height:34px;margin-top:16px}
.spark i{flex:1;border-radius:3px 3px 0 0;background:var(--c-peach)}
.spark i.on{background:var(--c-orange)}
.spark.ink i{background:#CFE9E5}
.spark.ink i.on{background:var(--c-ink)}

/* ============ 结果对比 ============ */
.compare-panel{
  border-radius:18px;padding:24px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05);
}
.compare-row{padding:14px 0;border-bottom:1px dashed rgba(255,255,255,.16)}
.compare-row:last-child{border-bottom:0}
.compare-track{height:8px;border-radius:9999px;background:rgba(255,255,255,.14);overflow:hidden;margin-top:10px}
.compare-track span{display:block;height:100%;border-radius:9999px}
.bar-slow{background:linear-gradient(90deg,#8A7F76,#AFA49A)}
.bar-fast{background:linear-gradient(90deg,#FF935F,#FF6B3D)}

/* ============ 时间轴 ============ */
.timeline{position:relative;display:grid;gap:26px}
.timeline::before{
  content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--c-peach),var(--c-orange));
  border-radius:9999px;
}
@media (min-width:768px){
  .timeline{grid-template-columns:repeat(5,minmax(0,1fr));gap:20px}
  .timeline::before{left:0;right:0;top:6px;bottom:auto;width:auto;height:2px;background:linear-gradient(90deg,var(--c-peach),var(--c-orange))}
}
.tl-item{position:relative;padding-left:30px}
@media (min-width:768px){.tl-item{padding-left:0;padding-top:34px}}
.tl-dot{
  position:absolute;left:0;top:6px;width:14px;height:14px;border-radius:9999px;
  background:#fff;border:3px solid var(--c-orange);
}
@media (min-width:768px){.tl-dot{left:0;top:0}}

/* ============ 资讯列表 ============ */
.news-row{
  display:flex;gap:18px;align-items:flex-start;
  padding:18px 0;border-bottom:1px solid var(--c-line);
  transition:background .2s ease,transform .2s ease;
}
.news-row:last-child{border-bottom:0}
.news-row:hover{transform:translateX(3px)}
.news-row img{
  width:136px;flex:none;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--radius-img);border:1px solid var(--c-line);
}
.news-row h3{font-size:17px;font-weight:600;line-height:1.5}
.news-row:hover h3{color:var(--c-orange-deep)}
@media (max-width:520px){
  .news-row{flex-direction:column;gap:12px}
  .news-row img{width:100%}
}

/* ============ 快速解答 ============ */
.quick-row{
  display:flex;flex-direction:column;gap:6px;
  padding:18px 22px;background:#fff;border:1px solid var(--c-line);
  border-radius:14px;transition:border-color .2s,transform .2s,box-shadow .2s;
}
.quick-row:hover{border-color:#DED3C8;transform:translateY(-2px);box-shadow:var(--shadow-card)}
@media (min-width:768px){
  .quick-row{flex-direction:row;align-items:baseline;gap:20px}
  .quick-row .q{flex:none;width:230px;font-weight:600}
}

/* ============ FAQ ============ */
.faq-item{
  border:1px solid var(--c-line);border-radius:14px;background:#fff;
  margin-bottom:12px;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:last-child{margin-bottom:0}
.faq-item[open]{box-shadow:var(--shadow-card);border-color:#DED3C8}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16.5px;font-weight:600;transition:background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#FDFAF6}
.faq-arrow{
  flex:none;width:24px;height:24px;border-radius:9999px;
  background:var(--c-peach);color:var(--c-orange);
  display:inline-flex;align-items:center;justify-content:center;
  transition:transform .22s ease,background .22s ease;
}
.faq-item[open] .faq-arrow{transform:rotate(180deg);background:var(--c-orange);color:#fff}
.faq-body{
  padding:0 22px 20px;margin-top:-2px;
  color:#4E463F;font-size:15.5px;line-height:1.8;
  background:var(--c-cream);
  border-top:1px solid var(--c-line);
  padding-top:16px;
}

/* ============ 表单 ============ */
.form-card{
  background:#fff;border:1px solid var(--c-line);border-radius:20px;
  padding:26px;box-shadow:var(--shadow-card);
}
@media (min-width:768px){.form-card{padding:32px}}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:#3E362F;margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;border-radius:12px;
  border:1px solid var(--c-line);background:#fff;font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#A79C92}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-orange);
  box-shadow:0 0 0 3px rgba(255,107,61,.18);
}
.field textarea{resize:vertical;min-height:96px}
.form-note{font-size:13px;color:var(--c-muted);line-height:1.7}

/* ============ 专题卡 ============ */
.topic-card{
  display:block;border-radius:var(--radius-card);overflow:hidden;
  background:#fff;border:1px solid var(--c-line);
  transition:transform .2s ease,box-shadow .2s ease;
}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.topic-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.topic-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.topic-card:hover .thumb img{transform:scale(1.05)}
.topic-card .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,16,14,0) 42%,rgba(20,16,14,.55) 100%);
}
.topic-card .body{padding:18px 20px 22px}

/* ============ 信任条 ============ */
.trust-item{
  padding:16px 18px;border:1px dashed var(--c-line);border-radius:14px;
  background:#fff;text-align:center;
  color:#7C7268;font-size:14px;font-weight:600;letter-spacing:.02em;
  filter:grayscale(1);opacity:.86;
  transition:filter .25s ease,opacity .25s ease,border-color .25s ease;
}
.trust-item:hover{filter:grayscale(0);opacity:1;border-color:var(--c-orange);color:var(--c-ink)}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-dark);color:#B9AFA6;padding:60px 0 26px;font-size:14.5px}
@media (min-width:768px){.site-footer{padding:76px 0 30px}}
.footer-title{color:#F2EBE4;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.01em}
.footer-link{display:block;padding:6px 0;color:#B9AFA6;transition:color .2s ease,transform .2s ease}
.footer-link:hover{color:#FF935F;transform:translateX(3px)}
.footer-bottom{
  margin-top:44px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  color:#8A8078;font-size:13px;
}

/* roulang page: category1 */
:root{
 --c-orange:#FF6B3D;
 --c-orange-deep:#E85A2C;
 --c-ink:#0F5A52;
 --c-warm:#1A1512;
 --c-paper:#FBF8F4;
 --c-cream:#F5EFE7;
 --c-dark:#14100E;
 --c-muted:#6B6259;
 --c-line:#E8DFD6;
 --c-peach:#FFE9DC;
 --c-mint:#D9F2EE;
 --radius-card:16px;
 --radius-img:14px;
 --shadow-card:0 1px 2px rgba(26,21,18,.06),0 8px 24px -12px rgba(26,21,18,.18);
 --shadow-hover:0 2px 6px rgba(26,21,18,.08),0 18px 34px -16px rgba(26,21,18,.26);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
 background:var(--c-paper);color:var(--c-warm);
 font-size:16.5px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 28px}
.tnum{font-variant-numeric:tabular-nums}

/* ============ 悬浮胶囊导航 ============ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;padding:16px 24px 0}
.nav-shell{
 display:flex;align-items:center;justify-content:space-between;gap:12px;
 background:rgba(251,248,244,.72);
 -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
 border:1px solid var(--c-line);border-radius:9999px;padding:8px 16px;
 box-shadow:0 1px 2px rgba(26,21,18,.05);
 transition:box-shadow .28s ease,background .28s ease;
}
.nav-shell.is-scrolled{background:rgba(251,248,244,.94);box-shadow:0 10px 30px -14px rgba(26,21,18,.3)}
.logo-mark{
 width:34px;height:34px;border-radius:11px;flex:none;
 background:linear-gradient(135deg,#FF6B3D,#FF935F);
 display:inline-flex;align-items:center;justify-content:center;
 box-shadow:0 8px 16px -8px rgba(255,107,61,.85);
}
.brand-text{font-size:17.5px;font-weight:800;letter-spacing:-.02em}
.nav-link{
 position:relative;display:inline-flex;align-items:center;
 padding:8px 13px;border-radius:9999px;
 font-size:15px;font-weight:500;color:#3E362F;white-space:nowrap;
 transition:background .2s ease,color .2s ease;
}
.nav-link::before{
 content:"";width:6px;height:6px;border-radius:9999px;background:var(--c-orange);
 opacity:0;transform:scale(.3);transition:opacity .2s ease,transform .2s ease,margin .2s ease;
}
.nav-link:hover{background:var(--c-peach);color:var(--c-warm)}
.nav-link:hover::before{opacity:1;transform:scale(1);margin-right:6px}
.nav-link.is-active{background:var(--c-peach);color:var(--c-warm);font-weight:600}
.nav-link.is-active::before{opacity:1;transform:scale(1);margin-right:6px}
.nav-burger{
 width:40px;height:40px;border-radius:9999px;flex:none;
 border:1px solid var(--c-line);background:#fff;cursor:pointer;
 display:inline-flex;align-items:center;justify-content:center;
 transition:background .2s ease,border-color .2s ease;
}
.nav-burger:hover{background:var(--c-peach);border-color:var(--c-orange)}
.mobile-menu{
 display:none;margin-top:10px;padding:14px;
 background:rgba(251,248,244,.98);
 -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
 border:1px solid var(--c-line);border-radius:20px;
 box-shadow:0 24px 44px -22px rgba(26,21,18,.34);
}
.mobile-menu.is-open{display:block}
.mobile-menu .nav-link{display:flex;width:100%;justify-content:flex-start;padding:11px 14px;font-size:15.5px}

/* ============ 按钮 ============ */
.btn-primary,.btn-ghost{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:9999px;font-size:15.5px;font-weight:600;
 border:1px solid transparent;cursor:pointer;
 transition:transform .18s ease,background .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--c-orange);color:#fff;box-shadow:0 10px 22px -12px rgba(255,107,61,.95)}
.btn-primary:hover{background:var(--c-orange-deep);transform:translateY(-2px);box-shadow:0 16px 28px -14px rgba(232,90,44,.95)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:rgba(15,90,82,.45);color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-mint);border-color:var(--c-ink);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14.5px}
.btn-primary:focus-visible,.btn-ghost:focus-visible,.nav-burger:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{
 outline:2px solid var(--c-orange);outline-offset:2px;
}

/* ============ 通用板块 ============ */
.section{padding:90px 0}
.section-tight{padding:56px 0}
.section-cream{background:var(--c-cream)}
.section-head{max-width:760px;margin-bottom:48px}
.eyebrow{
 display:inline-flex;align-items:center;gap:7px;
 padding:6px 14px;border-radius:9999px;
 background:var(--c-peach);color:#A8401C;
 font-size:13px;font-weight:600;letter-spacing:.02em;margin-bottom:16px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:9999px;background:var(--c-orange)}
h1,h2,h3,h4{margin:0}
.h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3;letter-spacing:-.015em}
.h3{font-size:20px;font-weight:600;line-height:1.4}
.lead{color:#5C544C;font-size:16px;line-height:1.85}
.muted{color:var(--c-muted);font-size:14px;line-height:1.7}

/* ============ 分类头部 ============ */
.cat-hero{position:relative;padding:146px 0 58px;background:var(--c-paper);overflow:hidden}
.cat-hero::before{
 content:"";position:absolute;top:-180px;right:-140px;width:560px;height:560px;border-radius:50%;
 background:radial-gradient(circle at center,rgba(255,107,61,.16),rgba(255,107,61,0) 68%);
 pointer-events:none;
}
.cat-hero::after{
 content:"";position:absolute;bottom:-200px;left:-160px;width:520px;height:520px;border-radius:50%;
 background:radial-gradient(circle at center,rgba(15,90,82,.10),rgba(15,90,82,0) 70%);
 pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-muted);margin-bottom:18px}
.breadcrumb a{transition:color .2s ease}
.breadcrumb a:hover{color:var(--c-orange)}
.crumb-sep{color:#C6BAB0}
.cat-h1{font-size:clamp(28px,3.8vw,46px);font-weight:800;line-height:1.24;letter-spacing:-.025em}
.cat-h1 .hl{color:var(--c-orange)}
.cat-desc{margin-top:18px;max-width:660px;color:#4E463F;font-size:16.5px;line-height:1.85}
.stat-panel{
 background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
 padding:22px 24px;box-shadow:var(--shadow-card);
}
.stat-row{display:flex;align-items:baseline;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px dashed var(--c-line)}
.stat-row:last-child{border-bottom:0;padding-bottom:0}
.stat-row:first-child{padding-top:0}
.stat-num{font-size:24px;font-weight:700;color:var(--c-warm);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.stat-num.accent{color:var(--c-orange)}
.stat-key{font-size:13.5px;color:var(--c-muted)}

/* ============ 筛选条 ============ */
.filter-bar{
 background:#fff;border:1px solid var(--c-line);border-radius:9999px;
 padding:12px 18px;box-shadow:var(--shadow-card);
 display:flex;flex-wrap:wrap;align-items:center;gap:14px;justify-content:space-between;
}
.pill-group{display:flex;flex-wrap:wrap;gap:8px}
.tag-pill{
 display:inline-flex;align-items:center;gap:6px;
 padding:7px 15px;border-radius:9999px;
 border:1px solid var(--c-line);background:#fff;
 font-size:14px;color:#4E463F;font-weight:500;
 transition:background .2s ease,border-color .2s ease,color .2s ease,transform .18s ease;
}
.tag-pill:hover{background:var(--c-peach);border-color:#F3C6AF;color:#A8401C;transform:translateY(-1px)}
.tag-pill.is-on{background:var(--c-orange);border-color:var(--c-orange);color:#fff}
.tag-pill.is-on:hover{background:var(--c-orange-deep);color:#fff}
.tag-pill.ink{background:var(--c-mint);border-color:#B7E4DD;color:#0B4A43}
.tag-pill.ink:hover{background:#C7EDE7}

/* ============ 置顶精选 ============ */
.feature-card{
 position:relative;background:var(--c-cream);border:1px solid var(--c-line);
 border-left:4px solid var(--c-orange);border-radius:var(--radius-card);
 padding:26px 28px;box-shadow:var(--shadow-card);
 transition:transform .2s ease,box-shadow .2s ease;
}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.feature-tag{
 display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:9999px;
 background:var(--c-peach);color:#A8401C;font-size:12.5px;font-weight:600;margin-bottom:12px;
}
.feature-meta{display:flex;flex-wrap:wrap;gap:16px;margin-top:14px;font-size:13.5px;color:var(--c-muted)}

/* ============ 横向行卡列表 ============ */
.row-list{display:flex;flex-direction:column;gap:16px}
.row-card{
 display:grid;grid-template-columns:248px 1fr;gap:22px;
 background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
 padding:18px;box-shadow:var(--shadow-card);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.row-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#DED3C8}
.row-thumb{
 width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-img);
 background:var(--c-cream);
}
.row-body{display:flex;flex-direction:column;min-width:0}
.row-title{font-size:19px;font-weight:700;line-height:1.42;letter-spacing:-.01em}
.row-title:hover{color:var(--c-orange)}
.row-summary{margin-top:8px;color:#5C544C;font-size:15px;line-height:1.78;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.row-foot{margin-top:auto;padding-top:14px;display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px}
.chip{
 display:inline-flex;align-items:center;padding:4px 11px;border-radius:9999px;
 background:var(--c-mint);color:#0B4A43;font-size:12.5px;font-weight:600;
}
.chip.line{background:#fff;border:1px solid var(--c-line);color:#5C544C;font-weight:500}
.row-date{font-size:13.5px;color:var(--c-muted);font-variant-numeric:tabular-nums}
.more-line{margin-top:26px;display:flex;justify-content:center}
.link-more{
 display:inline-flex;align-items:center;gap:8px;
 padding:11px 24px;border-radius:9999px;border:1px solid var(--c-line);
 background:#fff;font-size:15px;font-weight:600;color:var(--c-ink);
 transition:background .2s ease,border-color .2s ease,transform .18s ease;
}
.link-more:hover{background:var(--c-mint);border-color:var(--c-ink);transform:translateY(-2px)}

/* ============ 轻量指标条 ============ */
.mini-stats{
 display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
 border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);
}
.mini-item{padding:22px 18px;border-right:1px dashed var(--c-line)}
.mini-item:last-child{border-right:0}
.mini-label{font-size:13px;color:var(--c-muted);margin-bottom:6px}
.mini-value{font-size:22px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.mini-value .unit{font-size:13px;font-weight:500;color:var(--c-muted);margin-left:4px}

/* ============ FAQ ============ */
.faq-item{
 background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-card);
 overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item+.faq-item{margin-top:12px}
.faq-item:hover{border-color:#DED3C8;box-shadow:var(--shadow-card)}
.faq-item summary{
 list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
 padding:18px 22px;font-size:16.5px;font-weight:600;line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.chev{flex:none;transition:transform .22s ease;color:var(--c-orange)}
.faq-item[open] .chev{transform:rotate(180deg)}
.faq-body{
 padding:16px 22px 20px;background:var(--c-cream);border-top:1px solid var(--c-line);
 color:#554D46;font-size:15px;line-height:1.82;
}

/* ============ 底部转化条 ============ */
.cta-card{
 border-radius:22px;padding:30px 34px;
 background:linear-gradient(120deg,#FF6B3D 0%,#FF8A57 58%,#FFA473 100%);
 color:#fff;box-shadow:0 22px 44px -22px rgba(232,90,44,.9);
 display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;
}
.cta-card h2{font-size:22px;font-weight:700;line-height:1.4}
.cta-card p{margin:8px 0 0;font-size:14.5px;line-height:1.7;color:rgba(255,255,255,.9);max-width:520px}
.cta-form{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.cta-form input{
 width:236px;padding:12px 18px;border-radius:9999px;border:1px solid rgba(255,255,255,.6);
 background:rgba(255,255,255,.94);color:var(--c-warm);font-size:15px;
 transition:box-shadow .2s ease,border-color .2s ease;
}
.cta-form input::placeholder{color:#9A9089}
.cta-form input:focus{border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.42);outline:none}
.cta-form button{
 padding:12px 26px;border-radius:9999px;border:0;cursor:pointer;
 background:var(--c-dark);color:#F2EBE4;font-size:15px;font-weight:600;
 transition:transform .18s ease,background .2s ease;
}
.cta-form button:hover{background:#221B17;transform:translateY(-2px)}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-dark);color:#F2EBE4;padding:66px 0 28px;margin-top:0}
.footer-title{font-size:15px;font-weight:700;color:#F2EBE4;margin:0 0 14px}
.footer-link{display:block;color:#B9AFA6;font-size:14.5px;line-height:1.6;padding:5px 0;transition:color .2s ease,padding-left .2s ease}
.footer-link:hover{color:#FFB392;padding-left:5px}
.site-footer p{color:#B9AFA6;font-size:14.5px;margin:0}
.footer-bottom{
 margin-top:46px;padding-top:22px;border-top:1px solid rgba(242,235,228,.14);
 display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
 color:#8C837A;font-size:13.5px;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .row-card{grid-template-columns:210px 1fr;gap:18px}
 .mini-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
 .mini-item:nth-child(2n){border-right:0}
 .mini-item:nth-child(-n+2){border-bottom:1px dashed var(--c-line)}
}
@media (max-width:768px){
 .container{padding:0 20px}
 .site-header{padding:12px 14px 0}
 .cat-hero{padding:122px 0 44px}
 .section{padding:56px 0}
 .section-head{margin-bottom:32px}
 .row-card{grid-template-columns:1fr;gap:14px;padding:16px}
 .row-thumb{aspect-ratio:16/9}
 .filter-bar{border-radius:20px;padding:14px}
 .cta-card{padding:24px 22px;border-radius:18px}
 .cta-form input{width:100%}
 .cta-form{width:100%}
 .cta-form button{width:100%}
 .site-footer{padding:48px 0 22px}
}
@media (max-width:520px){
 .cat-h1{font-size:27px}
 .stat-num{font-size:21px}
 .mini-stats{grid-template-columns:1fr}
 .mini-item{border-right:0;border-bottom:1px dashed var(--c-line)}
 .mini-item:last-child{border-bottom:0}
 .row-title{font-size:17.5px}
}