/* roulang page: index */
:root{
  --brand:#FF5A2A;
  --brand-dark:#D93B12;
  --brand-light:#FFE6DC;
  --teal:#12B8A6;
  --teal-dark:#0A857A;
  --teal-light:#DDF7F3;
  --gold:#FFB020;
  --ok:#23A55A;
  --warn:#E24C4C;
  --bg:#FFF8F4;
  --bg-2:#FFF1E8;
  --card:#FFFFFF;
  --ink:#1C1512;
  --ink-2:#6B5D56;
  --ink-3:#9A8B83;
  --line:#F0E1D6;
  --dark:#1C1512;
  --grad:linear-gradient(120deg,#FF6A2A 0%,#FF3D6E 55%,#B31989 100%);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 10px 30px rgba(255,90,42,.10);
  --sh-2:0 18px 50px rgba(28,21,18,.08);
  --gap-lg:96px;
  --gap-md:68px;
  --gap-sm:44px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:0;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.28;font-weight:800;letter-spacing:.2px;color:var(--ink);}
h1{font-size:clamp(32px,4.4vw,54px);}
h2{font-size:clamp(24px,2.6vw,34px);}
h3{font-size:clamp(18px,1.6vw,23px);}
p{margin:0 0 1.1em;color:var(--ink-2);}
ul,ol{margin:0 0 1em;padding-left:1.15em;}
li{color:var(--ink-2);}
button,input,select,textarea{font-family:inherit;font-size:16px;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,90,42,.22);border-radius:var(--r-sm);}
.grid-container{max-width:1240px;padding-left:22px;padding-right:22px;}
.section{padding:var(--gap-lg) 0;}
.section--tight{padding:var(--gap-md) 0;}
.section--alt{background:var(--bg-2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;font-weight:700;color:var(--brand-dark);
  text-transform:none;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:var(--grad);display:inline-block;}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head p{margin-bottom:0;font-size:16.5px;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,244,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 6px 24px rgba(28,21,18,.05);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:18px;}
.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:var(--ink);letter-spacing:.3px;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:15px;font-weight:800;
  box-shadow:var(--sh-1);flex-shrink:0;
}
.brand-text{white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0;}
.nav-links a{
  display:inline-block;padding:9px 15px;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:600;color:var(--ink-2);
}
.nav-links a:hover{color:var(--brand-dark);background:var(--brand-light);}
.nav-links a.is-active{color:var(--brand-dark);background:var(--brand-light);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 20px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 8px 22px rgba(255,90,42,.28);
}
.nav-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,90,42,.36);}
.nav-toggle{
  display:none;background:#fff;border:1px solid var(--line);color:var(--ink);
  width:44px;height:44px;border-radius:14px;font-size:18px;cursor:pointer;
}
.mobile-menu{
  display:none;border-top:1px solid var(--line);background:var(--bg);
  padding:10px 22px 24px;
}
.mobile-menu.is-open{display:block;}
.mobile-menu a{
  display:flex;align-items:center;gap:10px;
  padding:14px 4px;font-size:18px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-menu a::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--line);}
.mobile-menu a.is-active{color:var(--brand-dark);}
.mobile-menu a.is-active::before{background:var(--grad);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;border-radius:20px;font-size:16px;font-weight:700;
  border:1px solid transparent;cursor:pointer;line-height:1.3;
  transition:transform .2s ease,box-shadow .25s ease,background-position .4s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background-image:var(--grad);background-size:160% 160%;background-position:0% 50%;color:#fff;box-shadow:0 12px 30px rgba(255,90,42,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);background-position:100% 50%;box-shadow:0 16px 38px rgba(255,90,42,.36);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--brand-dark);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-dark);transform:translateY(-2px);box-shadow:var(--sh-1);}
.btn-ghost:active{transform:scale(.98);}
.btn-sm{padding:10px 20px;font-size:14.5px;border-radius:16px;}
.link-arrow{display:inline-flex;align-items:center;gap:7px;font-weight:700;color:var(--brand-dark);}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(4px);}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;line-height:1.5;
}
.badge-grad{background:var(--grad);color:#fff;}
.badge-teal{background:var(--teal-light);color:var(--teal-dark);border:1px solid rgba(18,184,166,.28);}
.badge-gold{background:#FFF3DC;color:#8A5B00;border:1px solid rgba(255,176,32,.4);}
.badge-soft{background:var(--brand-light);color:var(--brand-dark);}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background-color:#2A1710;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  padding:96px 0 88px;
  border-radius:0 0 36px 36px;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(28,21,18,.92) 0%,rgba(217,59,18,.72) 48%,rgba(179,25,137,.42) 100%);
}
.hero .grid-container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.hero h1{color:#fff;margin-bottom:18px;}
.hero-sub{color:rgba(255,255,255,.86);font-size:18px;max-width:560px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-bottom:26px;}
.hero .link-arrow{color:#fff;}
.hero .link-arrow:hover{color:#FFD9C9;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0;}
.hero-points li{
  color:#fff;font-size:13.5px;font-weight:600;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
  padding:7px 14px;border-radius:var(--r-pill);
}
.hero-panel{
  background:rgba(255,255,255,.96);border-radius:var(--r-lg);
  padding:26px;box-shadow:0 24px 60px rgba(11,7,5,.28);
}
.hero-panel h3{font-size:17px;margin-bottom:16px;}
.hero-stat-list{list-style:none;margin:0;padding:0;display:grid;gap:12px;}
.hero-stat-list li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 14px;border-radius:16px;background:var(--bg-2);
}
.hero-stat-list strong{font-size:20px;font-variant-numeric:tabular-nums;color:var(--brand-dark);}
.hero-stat-list span{font-size:13.5px;color:var(--ink-2);}

/* ============ 指标看板 ============ */
.metrics{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:20px;}
.metric{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--sh-2);display:flex;flex-direction:column;gap:10px;
}
.metric--main{background-image:var(--grad);border-color:transparent;color:#fff;box-shadow:0 18px 44px rgba(255,61,110,.28);}
.metric--main .metric-label,.metric--main .metric-note{color:rgba(255,255,255,.86);}
.metric--main .metric-value{color:#fff;}
.metric-value{font-size:clamp(30px,3.6vw,44px);font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.5px;line-height:1.1;}
.metric-value small{font-size:16px;font-weight:700;margin-left:3px;}
.metric-label{font-size:15px;font-weight:700;color:var(--ink);}
.metric-note{font-size:13.5px;color:var(--ink-3);margin:0;}
.metric-head{display:flex;align-items:center;justify-content:space-between;gap:10px;}

/* ============ 服务矩阵 ============ */
.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;}
.bento-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-2);
  transition:border-color .25s ease,box-shadow .25s ease,transform .25s ease;
  display:flex;flex-direction:column;gap:12px;
}
.bento-card:hover{border-color:var(--brand-light);box-shadow:0 22px 56px rgba(255,90,42,.14);transform:translateY(-3px);}
.bento-card--lg{grid-column:span 7;padding:0;overflow:hidden;}
.bento-card--lg .bento-media{aspect-ratio:16/9;background:var(--bg-2);overflow:hidden;}
.bento-card--lg .bento-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.bento-card--lg:hover .bento-media img{transform:scale(1.03);}
.bento-card--lg .bento-body{padding:26px 28px 30px;}
.bento-card--sm{grid-column:span 5;}
.bento-card--row{grid-column:span 4;}
.bento-num{font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--brand-dark);}
.bento-title{font-size:20px;font-weight:800;color:var(--ink);margin:0;}
.bento-card p{margin:0;font-size:15.5px;}
.bento-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;}

/* ============ 对比面板 ============ */
.compare{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-2);
}
.compare-head,.compare-row{display:grid;grid-template-columns:1.6fr 1fr 1fr .9fr;gap:16px;align-items:center;padding:20px 26px;}
.compare-head{background:var(--bg-2);font-size:13.5px;font-weight:800;letter-spacing:.08em;color:var(--ink-2);}
.compare-row{border-top:1px solid var(--line);}
.compare-row:nth-child(even){background:#FFFCFA;}
.compare-name{font-weight:700;color:var(--ink);font-size:16px;}
.compare-old{color:var(--ink-3);font-variant-numeric:tabular-nums;}
.compare-new{color:var(--brand-dark);font-weight:800;font-variant-numeric:tabular-nums;}

/* ============ CMS 资讯列表 ============ */
.news-feature{
  display:grid;grid-template-columns:1.05fr 1fr;gap:0;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-2);margin-bottom:20px;
}
.news-feature-media{background:var(--bg-2);overflow:hidden;min-height:280px;}
.news-feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.news-feature:hover .news-feature-media img{transform:scale(1.03);}
.news-feature-body{padding:32px;display:flex;flex-direction:column;gap:14px;}
.news-feature-body h3{font-size:24px;margin:0;}
.news-feature-body p{font-size:15.5px;margin:0;}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13.5px;color:var(--ink-3);}
.news-list{display:grid;gap:14px;list-style:none;margin:0;padding:0;}
.news-item{
  display:grid;grid-template-columns:112px 1fr auto;gap:18px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:14px 20px 14px 14px;box-shadow:0 6px 20px rgba(28,21,18,.05);
  transition:border-color .25s ease,box-shadow .25s ease,transform .25s ease;
}
.news-item:hover{border-color:var(--brand-light);box-shadow:var(--sh-1);transform:translateY(-2px);}
.news-thumb{width:112px;height:74px;border-radius:14px;overflow:hidden;background:var(--bg-2);}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-item-title{font-size:16.5px;font-weight:700;color:var(--ink);display:block;margin-bottom:4px;}
.news-item-desc{font-size:14px;color:var(--ink-3);margin:0;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.news-empty{
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:48px 28px;text-align:center;box-shadow:var(--sh-1);
}
.news-empty i{font-size:30px;color:var(--brand);margin-bottom:12px;display:block;}

/* ============ FAQ ============ */
.faq .accordion{border:none;background:transparent;}
.faq .accordion-item{
  background:var(--card);border:1px solid var(--line) !important;border-radius:18px !important;
  margin-bottom:14px;overflow:hidden;box-shadow:0 8px 24px rgba(28,21,18,.05);
}
.faq .accordion-title{
  border:none;background:transparent;color:var(--ink);font-size:17px;font-weight:700;
  padding:20px 54px 20px 26px;position:relative;line-height:1.55;
}
.faq .accordion-title::before{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:24px;top:50%;transform:translateY(-50%);
  color:var(--brand);font-size:14px;transition:transform .25s ease;
}
.faq .accordion-item.is-active .accordion-title::before{content:"\f068";}
.faq .accordion-item.is-active{border-color:var(--brand-light) !important;box-shadow:var(--sh-1);}
.faq .accordion-item.is-active .accordion-title{
  background:linear-gradient(90deg,var(--brand-light) 0%,rgba(255,230,220,0) 62%);
  border-left:3px solid var(--brand);
}
.faq .accordion-content{border:none;background:transparent;padding:0 26px 22px;color:var(--ink-2);line-height:1.85;}
.faq .accordion-title:hover{color:var(--brand-dark);}

/* ============ 表单 ============ */
.form-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:34px;box-shadow:var(--sh-2);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field--full{grid-column:1 / -1;}
.field label{font-size:14.5px;font-weight:700;color:var(--ink);}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border-radius:14px;border:1px solid var(--line);
  background:#FFFDFB;color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:120px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,90,42,.16);
}
.field-note{font-size:13px;color:var(--ink-3);}
.form-status{display:none;margin-top:16px;padding:13px 16px;border-radius:14px;font-size:14.5px;}
.form-status.is-ok{display:block;background:var(--teal-light);color:var(--teal-dark);border:1px solid rgba(18,184,166,.3);}
.form-status.is-err{display:block;background:#FDECEC;color:#A32B2B;border:1px solid rgba(226,76,76,.3);}
.contact-side{display:flex;flex-direction:column;gap:16px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:34px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px;letter-spacing:.3px;}
.site-footer p{color:rgba(255,255,255,.6);font-size:14.5px;}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.site-footer a{color:rgba(255,255,255,.74);font-size:14.8px;}
.site-footer a:hover{color:#FFB79B;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#fff;font-weight:800;font-size:18px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:20px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13.5px;color:rgba(255,255,255,.5);
}
.footer-chip{
  display:inline-flex;align-items:center;gap:8px;padding:6px 13px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);font-size:12.5px;color:rgba(255,255,255,.72);margin-right:8px;
}

/* ============ 响应式 ============ */
@media screen and (max-width:1024px){
  .section{padding:var(--gap-md) 0;}
  .hero{padding:76px 0 68px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .metrics{grid-template-columns:1fr 1fr;}
  .metric--main{grid-column:span 2;}
  .bento-card--lg,.bento-card--sm,.bento-card--row{grid-column:span 12;}
  .news-feature{grid-template-columns:1fr;}
  .news-feature-media{min-height:220px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .compare-head{display:none;}
}
@media screen and (max-width:768px){
  body{font-size:16px;}
  .nav-links,.nav-inner > .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .news-item{grid-template-columns:90px 1fr;padding:14px;}
  .news-thumb{width:90px;height:64px;}
  .news-item .badge{grid-column:span 2;justify-self:start;}
  .form-grid{grid-template-columns:1fr;}
  .compare-row{grid-template-columns:1fr;gap:8px;padding:18px 20px;}
  .compare-row::before{content:"";display:none;}
  .compare-old::before{content:"调整前：";color:var(--ink-3);font-weight:700;}
  .compare-new::before{content:"调整后：";color:var(--brand-dark);font-weight:700;}
}
@media screen and (max-width:520px){
  .section{padding:var(--gap-sm) 0;}
  .hero{padding:60px 0 54px;border-radius:0 0 24px 24px;}
  .metrics{grid-template-columns:1fr;}
  .metric--main{grid-column:span 1;}
  .bento-card,.form-wrap{padding:22px;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
}

/* roulang page: article */
:root{
  --brand-a:#FF6A2A;
  --brand-b:#FF3D6E;
  --brand-c:#B31989;
  --primary:#FF5A2A;
  --primary-dark:#D93B12;
  --primary-light:#FFE6DC;
  --cyan:#12B8A6;
  --cyan-dark:#0A857A;
  --cyan-light:#DDF7F3;
  --gold:#FFB020;
  --gold-light:#FFF4DE;
  --success:#23A55A;
  --warn:#E24C4C;
  --bg:#FFF8F4;
  --bg-2:#FFF1E8;
  --card:#FFFFFF;
  --dark:#1C1512;
  --text:#1C1512;
  --text-2:#6B5D56;
  --text-3:#9A8B83;
  --border:#F0E1D6;
  --grad:linear-gradient(120deg,#FF6A2A 0%,#FF3D6E 55%,#B31989 100%);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
  --sh-1:0 10px 30px rgba(255,90,42,.10);
  --sh-2:0 18px 50px rgba(28,21,18,.08);
  --sh-3:0 24px 60px rgba(255,90,42,.18);
  --container:1240px;
  --font: "HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border-radius:0;}
a{color:var(--primary);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--primary-dark);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:3px solid rgba(255,90,42,.28);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.28;font-weight:800;letter-spacing:.2px;color:var(--text);}
p{margin:0 0 1.15em;}
ul,ol{margin:0 0 1.15em;padding-left:1.3em;}
li{margin-bottom:.4em;}
button{font-family:inherit;cursor:pointer;}
::selection{background:var(--primary-light);color:var(--primary-dark);}

.grid-container{max-width:var(--container);margin:0 auto;padding:0 28px;width:100%;}
.grid-container-fluid{width:100%;padding:0;max-width:none;}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,248,244,.92);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{
  border-bottom-color:var(--border);
  box-shadow:0 6px 24px rgba(28,21,18,.05);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  min-height:78px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--text);
  font-weight:800;
  font-size:20px;
  letter-spacing:.3px;
  white-space:nowrap;
}
.brand:hover{color:var(--text);opacity:.86;}
.brand-mark{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  font-size:18px;
  font-weight:800;
  box-shadow:var(--sh-1);
  flex:0 0 auto;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:38px;
  list-style:none;
  margin:0;
  padding:0;
}
.nav-links li{margin:0;}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:6px 2px;
  color:var(--text-2);
  font-size:16px;
  font-weight:600;
  letter-spacing:.2px;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  border-radius:2px;
  background:var(--grad);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .26s ease;
}
.nav-links a:hover{color:var(--text);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.is-active{color:var(--primary-dark);}
.nav-links a.is-active::after{transform:scaleX(1);}
.header-cta{display:flex;align-items:center;gap:14px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border:1px solid var(--border);
  background:#fff;
  border-radius:12px;
  color:var(--text);
  font-size:17px;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:14px 28px;
  border-radius:20px;
  border:1px solid transparent;
  font-size:16px;
  font-weight:700;
  letter-spacing:.3px;
  transition:transform .22s ease,box-shadow .22s ease,background .3s ease,color .22s ease,border-color .22s ease;
  background-image:none;
  line-height:1.2;
}
.btn-primary{
  background:var(--grad);
  background-size:180% 180%;
  color:#fff;
  box-shadow:0 12px 28px rgba(255,90,42,.26);
}
.btn-primary:hover{
  color:#fff;
  transform:translateY(-2px);
  background-position:100% 0;
  box-shadow:0 18px 38px rgba(255,90,42,.32);
}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{
  background:#fff;
  border-color:var(--border);
  color:var(--primary-dark);
  box-shadow:var(--sh-1);
}
.btn-ghost:hover{
  color:var(--primary-dark);
  border-color:var(--primary);
  transform:translateY(-2px);
}
.btn-ghost:active{transform:scale(.98);}
.btn-sm{padding:10px 20px;font-size:14px;border-radius:999px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:7px;
  font-weight:700;font-size:15px;color:var(--primary-dark);
  border-bottom:1px solid rgba(217,59,18,.35);
  padding-bottom:2px;
}
.link-arrow:hover{border-bottom-color:var(--primary-dark);gap:11px;}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.4px;
  line-height:1.5;
}
.badge-grad{background:var(--grad);color:#fff;box-shadow:0 8px 18px rgba(255,90,42,.22);}
.badge-cyan{background:var(--cyan-light);color:var(--cyan-dark);border:1px solid rgba(18,184,166,.32);}
.badge-gold{background:var(--gold-light);color:#8A5A00;}
.badge-soft{background:var(--primary-light);color:var(--primary-dark);}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;
  padding:56px 0 34px;
  background:
    linear-gradient(rgba(255,248,244,.9),rgba(255,248,244,.97)),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.article-hero::after{
  content:"";
  position:absolute;
  right:-140px;top:-120px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(255,90,42,.18),rgba(255,61,110,0) 70%);
  pointer-events:none;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13.5px;
  color:var(--text-3);
  margin-bottom:24px;
}
.breadcrumb a{color:var(--text-2);font-weight:600;}
.breadcrumb a:hover{color:var(--primary-dark);}
.breadcrumb .sep{color:#D9C7BA;}
.breadcrumb .current{color:var(--text-3);}
.article-head{max-width:860px;position:relative;z-index:2;}
.article-head h1{
  font-size:clamp(28px,4vw,46px);
  line-height:1.26;
  margin:16px 0 20px;
  letter-spacing:.4px;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  font-size:14px;
  color:var(--text-2);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#DCC9BB;display:inline-block;}
.article-meta i{color:var(--primary);margin-right:5px;}

/* ---------- layout ---------- */
.article-wrap{padding:52px 0 84px;}
.article-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:48px;
  align-items:start;
}
.article-main{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  padding:44px 48px 52px;
  box-shadow:var(--sh-1);
}
.article-cover{
  border-radius:var(--r-md);
  overflow:hidden;
  margin:0 0 34px;
  position:relative;
  background:var(--grad);
}
.article-cover img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  transition:transform .5s ease;
}
.article-cover:hover img{transform:scale(1.03);}
.article-cover figcaption{
  position:absolute;
  left:18px;bottom:18px;
  padding:7px 15px;
  border-radius:999px;
  background:rgba(28,21,18,.62);
  color:#fff;
  font-size:12.5px;
  letter-spacing:.3px;
}

/* ---------- prose ---------- */
.article-body{
  max-width:800px;
  font-size:17.5px;
  line-height:1.95;
  color:#2A211C;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  position:relative;
  font-size:27px;
  line-height:1.35;
  margin:2.1em 0 .9em;
  padding-left:18px;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;top:.16em;
  width:6px;height:1.05em;
  border-radius:6px;
  background:var(--grad);
}
.article-body h3{
  font-size:21px;
  margin:1.7em 0 .7em;
  color:var(--primary-dark);
}
.article-body h4{font-size:18px;margin:1.4em 0 .6em;}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.3em;}
.article-body li{margin-bottom:.55em;}
.article-body ul li::marker{color:var(--primary);}
.article-body ol li::marker{color:var(--primary);font-weight:700;}
.article-body a{
  color:var(--primary-dark);
  border-bottom:1px solid rgba(217,59,18,.35);
}
.article-body a:hover{border-bottom-color:var(--primary-dark);}
.article-body img{
  border-radius:var(--r-md);
  margin:1.6em auto;
  box-shadow:var(--sh-2);
}
.article-body blockquote{
  margin:1.6em 0;
  padding:20px 24px;
  background:var(--bg-2);
  border-left:5px solid var(--primary);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--text-2);
  font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  margin:1.6em 0;
  font-size:15.5px;
  border:1px solid var(--border);
  border-radius:var(--r-md);
  overflow:hidden;
}
.article-body thead{background:var(--bg-2);}
.article-body th,.article-body td{
  padding:13px 16px;
  text-align:left;
  border-bottom:1px solid var(--border);
}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body tbody tr:hover{background:#FFFAF6;}
.article-body code{
  background:var(--bg-2);
  padding:2px 7px;
  border-radius:6px;
  font-size:14.5px;
  color:var(--primary-dark);
}
.article-body hr{
  border:0;
  height:1px;
  background:var(--border);
  margin:2.4em 0;
}

/* ---------- tags & back ---------- */
.article-foot{
  margin-top:44px;
  padding-top:28px;
  border-top:1px solid var(--border);
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px;}
.tag-row a.badge{transition:transform .2s ease,box-shadow .2s ease;}
.tag-row a.badge:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(255,90,42,.18);}
.back-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}

/* ---------- sidebar ---------- */
.side-panel{
  position:sticky;
  top:104px;
  display:grid;
  gap:22px;
}
.panel-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--r-md);
  padding:24px;
  box-shadow:var(--sh-1);
}
.panel-card h3{
  font-size:16.5px;
  margin-bottom:14px;
  display:flex;align-items:center;gap:9px;
}
.panel-card h3 i{color:var(--primary);}
.panel-list{list-style:none;margin:0;padding:0;}
.panel-list li{
  margin:0;
  padding:11px 0;
  border-bottom:1px dashed var(--border);
  font-size:15px;
}
.panel-list li:last-child{border-bottom:0;padding-bottom:0;}
.panel-list a{color:var(--text-2);font-weight:600;display:flex;gap:9px;align-items:flex-start;}
.panel-list a:hover{color:var(--primary-dark);}
.panel-list .idx{
  color:var(--primary);
  font-weight:800;
  font-size:13px;
  font-variant-numeric:tabular-nums;
  line-height:1.9;
}
.panel-card.dark{
  background:var(--dark);
  border-color:transparent;
  color:#F6EDE7;
}
.panel-card.dark h3{color:#fff;}
.panel-card.dark p{color:rgba(246,237,231,.72);font-size:14.5px;margin-bottom:16px;}
.panel-card.dark .btn-primary{width:100%;}

/* ---------- related ---------- */
.related{padding:0 0 88px;}
.section-head{margin-bottom:34px;max-width:720px;}
.section-head .eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:800;
  letter-spacing:2px;
  color:var(--primary-dark);
  text-transform:uppercase;
  margin-bottom:12px;
}
.section-head h2{font-size:clamp(23px,2.6vw,32px);}
.section-head p{color:var(--text-2);font-size:16px;margin:0;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;}
.rcard{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.rcard:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--primary-light);}
.rcard-thumb{position:relative;overflow:hidden;background:var(--grad);}
.rcard-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .45s ease;}
.rcard:hover .rcard-thumb img{transform:scale(1.04);}
.rcard-thumb .badge{position:absolute;left:14px;top:14px;}
.rcard-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rcard-body h3{font-size:18px;margin:0;line-height:1.5;}
.rcard-body p{font-size:14.5px;color:var(--text-2);margin:0;line-height:1.75;}
.rcard-foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--text-3);}

/* ---------- empty state ---------- */
.empty-state{
  text-align:center;
  padding:64px 24px;
  border:1px dashed var(--border);
  border-radius:var(--r-lg);
  background:var(--bg-2);
}
.empty-state i{font-size:36px;color:var(--primary);margin-bottom:16px;display:block;}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--text-2);margin-bottom:22px;}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--dark);
  border-radius:var(--r-lg);
  padding:52px 48px;
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:34px;
  align-items:center;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-80px;bottom:-120px;
  width:340px;height:340px;
  border-radius:50%;
  background:radial-gradient(circle at 40% 40%,rgba(255,90,42,.42),rgba(179,25,137,0) 70%);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.cta-band p{color:rgba(246,237,231,.75);margin:0;font-size:16px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--dark);
  color:#F6EDE7;
  padding:64px 0 30px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:38px;
  border-bottom:1px solid rgba(246,237,231,.14);
}
.footer-brand{
  display:flex;align-items:center;gap:12px;
  font-size:19px;font-weight:800;color:#fff;margin-bottom:16px;
}
.footer-brand .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px;}
.site-footer p{
  color:rgba(246,237,231,.68);
  font-size:14.5px;
  line-height:1.85;
  margin:0 0 16px;
  max-width:380px;
}
.footer-chip{
  display:inline-block;
  padding:5px 12px;
  margin:0 8px 8px 0;
  border-radius:999px;
  background:rgba(255,90,42,.16);
  color:#FFC3AC;
  font-size:12.5px;
  font-weight:600;
}
.site-footer h4{
  color:#fff;
  font-size:15.5px;
  margin-bottom:16px;
  letter-spacing:.6px;
}
.site-footer ul{list-style:none;margin:0;padding:0;}
.site-footer li{
  margin-bottom:11px;
  font-size:14.5px;
  color:rgba(246,237,231,.68);
}
.site-footer li a{color:rgba(246,237,231,.68);}
.site-footer li a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding-top:24px;
  font-size:13.5px;
  color:rgba(246,237,231,.5);
}

/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  .nav-links{gap:24px;}
  .header-cta .btn{display:none;}
  .article-grid{grid-template-columns:minmax(0,1fr);gap:34px;}
  .side-panel{position:static;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{grid-template-columns:1fr;padding:42px 34px;}
}
@media screen and (max-width:860px){
  .nav-toggle{display:inline-flex;}
  .header-cta{display:none;}
  .nav-links{
    position:absolute;
    left:0;right:0;top:100%;
    flex-direction:column;
    align-items:flex-start;
    gap:0;
    background:var(--bg);
    border-bottom:1px solid var(--border);
    box-shadow:0 18px 40px rgba(28,21,18,.08);
    padding:10px 28px 22px;
    display:none;
  }
  .site-header.nav-open .nav-links{display:flex;}
  .nav-links li{width:100%;border-bottom:1px dashed var(--border);}
  .nav-links li:last-child{border-bottom:0;}
  .nav-links a{
    display:block;
    width:100%;
    padding:15px 0;
    font-size:18px;
    font-weight:700;
  }
  .nav-links a::after{display:none;}
  .nav-links a.is-active{color:var(--primary-dark);}
  .nav-links a.is-active::before{
    content:"";
    display:inline-block;
    width:8px;height:8px;
    border-radius:50%;
    background:var(--grad);
    margin-right:10px;
    vertical-align:middle;
  }
}
@media screen and (max-width:640px){
  body{font-size:16px;}
  .grid-container{padding:0 18px;}
  .header-inner{min-height:66px;gap:12px;}
  .brand{font-size:17px;gap:9px;}
  .brand-mark{width:32px;height:32px;font-size:15px;border-radius:10px;}
  .article-hero{padding:36px 0 26px;}
  .article-main{padding:26px 20px 34px;border-radius:var(--r-md);}
  .article-body{font-size:16.5px;line-height:1.9;}
  .article-body h2{font-size:22px;padding-left:14px;}
  .article-body h3{font-size:18.5px;}
  .article-wrap{padding:32px 0 56px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .related{padding:0 0 56px;}
  .cta-band{padding:34px 22px;border-radius:var(--r-md);}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .side-panel{gap:18px;}
}

/* roulang page: category1 */
:root{
  --brand:#FF5A2A;
  --brand-deep:#D93B12;
  --brand-soft:#FFE6DC;
  --cyan:#12B8A6;
  --cyan-deep:#0A857A;
  --cyan-soft:#DDF7F3;
  --gold:#FFB020;
  --gold-soft:#FFF3DA;
  --success:#23A55A;
  --warn:#E24C4C;
  --bg:#FFF8F4;
  --bg-2:#FFF1E8;
  --card:#FFFFFF;
  --dark:#1C1512;
  --text:#1C1512;
  --text-2:#6B5D56;
  --text-3:#9A8B83;
  --line:#F0E1D6;
  --grad:linear-gradient(120deg,#FF6A2A 0%,#FF3D6E 55%,#B31989 100%);
  --sh-1:0 10px 30px rgba(255,90,42,.10);
  --sh-2:0 18px 50px rgba(28,21,18,.08);
  --sh-3:0 22px 46px rgba(255,90,42,.24);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
  --r-pill:999px;
  --font:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-deep);text-decoration:none;transition:color .25s ease,background-color .25s ease,border-color .25s ease;}
a:hover{color:var(--brand);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0 0 .55em;line-height:1.25;font-weight:700;letter-spacing:.01em;}
h1{font-size:clamp(30px,4.2vw,52px);}
h2{font-size:clamp(24px,2.6vw,34px);}
h3{font-size:clamp(18px,1.6vw,23px);}
h4{font-size:17px;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,90,42,.22);border-radius:10px;}
.grid-container{max-width:1240px;padding-left:24px;padding-right:24px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--brand-deep);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:var(--grad);}
.section-head p{color:var(--text-2);font-size:16.5px;margin-bottom:0;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:20px;border:1px solid transparent;
  font-size:16px;font-weight:600;line-height:1.2;cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background-position .4s ease,border-color .25s ease,color .25s ease,background-color .25s ease;
  white-space:nowrap;text-align:center;
}
.btn-primary{background-image:var(--grad);background-size:180% 180%;background-position:0 50%;color:#fff;box-shadow:0 12px 28px rgba(255,90,42,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-3);background-position:90% 50%;}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:#fff;color:var(--brand-deep);border-color:var(--line);box-shadow:var(--sh-1);}
.btn-ghost:hover{color:var(--brand-deep);border-color:var(--brand);transform:translateY(-2px);}
.btn-ghost:active{transform:scale(.98);}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand-deep);font-weight:600;border-bottom:1px solid rgba(255,90,42,.35);padding-bottom:2px;}
.btn-link:hover{color:var(--brand);border-bottom-color:var(--brand);}
.btn-link i{font-size:12px;}

/* 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600;line-height:1.2;letter-spacing:.01em;}
.badge-grad{background-image:var(--grad);color:#fff;}
.badge-cyan{background:var(--cyan-soft);color:var(--cyan-deep);border:1px solid rgba(18,184,166,.28);}
.badge-gold{background:var(--gold-soft);color:#8A5A00;}
.badge-soft{background:var(--brand-soft);color:var(--brand-deep);}
.badge-line{border:1px solid var(--line);color:var(--text-2);background:#fff;}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,244,.9);
  backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px rgba(28,21,18,.05);}
.header-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 0;}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--text);font-weight:700;font-size:18px;letter-spacing:.02em;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background-image:var(--grad);color:#fff;font-size:16px;font-weight:700;
  box-shadow:0 8px 20px rgba(255,90,42,.3);
}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-links a{
  position:relative;display:inline-block;padding:10px 16px;border-radius:var(--r-pill);
  color:var(--text-2);font-size:15px;font-weight:500;
}
.nav-links a:hover{color:var(--brand-deep);background:var(--brand-soft);}
.nav-links a.is-active{color:var(--brand-deep);background:var(--brand-soft);font-weight:700;}
.nav-links a.is-active::after{
  content:"";position:absolute;right:10px;top:50%;transform:translateY(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--brand);
}
.nav-links a.is-active{padding-right:26px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;cursor:pointer;padding:0;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--text);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* Hero */
.cat-hero{
  position:relative;overflow:hidden;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-radius:0 0 40px 40px;
  padding:84px 0 76px;
  color:#fff;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(28,21,18,.9) 0%,rgba(217,59,18,.74) 50%,rgba(179,25,137,.56) 100%);
}
.cat-hero .grid-container{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:22px;}
.crumb a{color:rgba(255,255,255,.86);}
.crumb a:hover{color:#fff;}
.crumb span.sep{color:rgba(255,255,255,.4);}
.crumb .current{color:rgba(255,255,255,.62);}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:56px;align-items:center;}
.cat-hero h1{color:#fff;margin-bottom:18px;}
.cat-hero h1 .accent{
  background:linear-gradient(120deg,#FFD9A0 0%,#FFB020 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17.5px;color:rgba(255,255,255,.82);max-width:560px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.hero-actions .btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.4);color:#fff;box-shadow:none;}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.2);border-color:#fff;color:#fff;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-badges .badge{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.26);color:#fff;}
.hero-stats{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;
}
.stat-card{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.24);
  border-radius:var(--r-md);
  padding:22px 20px;
  backdrop-filter:blur(6px);
  transition:transform .3s ease,background-color .3s ease;
}
.stat-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.18);}
.stat-card.wide{grid-column:span 2;background-image:var(--grad);border-color:transparent;box-shadow:0 20px 44px rgba(255,58,110,.26);}
.stat-num{font-size:34px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:.01em;}
.stat-card.wide .stat-num{font-size:42px;}
.stat-label{font-size:13.5px;color:rgba(255,255,255,.78);margin-top:6px;}
.stat-card.wide .stat-label{color:rgba(255,255,255,.9);}

/* 通用卡片 */
.panel{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:32px;
  box-shadow:var(--sh-2);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.panel:hover{transform:translateY(-4px);border-color:var(--brand-soft);box-shadow:0 24px 56px rgba(255,90,42,.14);}

/* 分类说明 */
.intro-wrap{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.6fr);gap:40px;align-items:start;}
.intro-text p{color:var(--text-2);font-size:16.5px;}
.intro-points{display:grid;gap:12px;margin-top:8px;}
.point-row{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 18px;transition:border-color .3s ease,transform .3s ease;
}
.point-row:hover{border-color:var(--brand-soft);transform:translateX(4px);}
.point-index{
  flex:0 0 auto;width:28px;height:28px;border-radius:10px;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-deep);font-size:13px;font-weight:700;
}
.point-row h3{font-size:16px;margin-bottom:2px;}
.point-row p{font-size:14.5px;color:var(--text-3);margin:0;}

/* 对比矩阵 */
.matrix-section{background:var(--bg-2);border-radius:36px;margin:0 24px;padding:78px 0;}
.matrix{
  background:rgba(255,255,255,.55);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:14px;
}
.matrix-row{
  display:grid;grid-template-columns:1.05fr 1fr 1.15fr 118px;
  gap:16px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 20px;
  transition:border-color .3s ease,box-shadow .3s ease,transform .3s ease;
}
.matrix-row + .matrix-row{margin-top:10px;}
.matrix-row:not(.matrix-head):hover{border-color:var(--brand-soft);box-shadow:var(--sh-1);transform:translateY(-2px);}
.matrix-head{
  background:var(--dark);border-color:var(--dark);color:rgba(255,255,255,.66);
  font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
}
.matrix-head .mi{color:#fff;font-size:13px;}
.mi{font-weight:700;font-size:15.5px;color:var(--text);}
.mv{font-size:14.5px;color:var(--text-2);}
.mt{justify-self:start;}
.matrix-note{margin-top:18px;font-size:13.5px;color:var(--text-3);display:flex;align-items:center;gap:8px;}
.matrix-note i{color:var(--cyan-deep);}

/* 精选条目 */
.hl-list{display:grid;gap:16px;}
.hl-item{
  display:grid;grid-template-columns:230px minmax(0,1fr) auto;gap:26px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:26px;padding:16px 22px 16px 16px;
  transition:border-color .3s ease,box-shadow .3s ease,transform .3s ease;
}
.hl-item:hover{border-color:var(--brand-soft);box-shadow:var(--sh-1);transform:translateY(-3px);}
.hl-thumb{overflow:hidden;border-radius:var(--r-md);}
.hl-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s ease;}
.hl-item:hover .hl-thumb img{transform:scale(1.04);}
.hl-body h3{font-size:19px;margin-bottom:8px;}
.hl-body p{font-size:14.8px;color:var(--text-2);margin-bottom:12px;}
.hl-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:13px;color:var(--text-3);}
.hl-cta{justify-self:end;}

/* FAQ */
.faq-section{background:var(--bg);}
.accordion{border:0;background:transparent;margin:0;}
.accordion .accordion-item{
  border:1px solid var(--line);border-radius:18px;background:#fff;
  margin-bottom:14px;overflow:hidden;position:relative;
  transition:border-color .3s ease,box-shadow .3s ease;
}
.accordion .accordion-item:hover{border-color:var(--brand-soft);box-shadow:var(--sh-1);}
.accordion .accordion-item.is-active{border-color:var(--brand-soft);box-shadow:0 16px 40px rgba(255,90,42,.12);}
.accordion .accordion-item.is-active::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background-image:var(--grad);
}
.accordion .accordion-title{
  border:0;background:transparent;padding:22px 60px 22px 26px;
  font-size:17.5px;font-weight:700;color:var(--text);line-height:1.5;
}
.accordion .accordion-title:hover,.accordion .accordion-title:focus{background:transparent;color:var(--brand-deep);}
.accordion .accordion-title::before{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:24px;font-weight:400;color:var(--brand);line-height:1;
}
.accordion .accordion-item.is-active .accordion-title::before{content:"–";}
.accordion .accordion-content{
  border:0;background:transparent;padding:0 26px 24px;color:var(--text-2);
  font-size:15.5px;line-height:1.85;
}
.accordion .accordion-content p:last-child{margin-bottom:0;}

/* CTA */
.cta-section{padding-bottom:96px;}
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:34px;
  background-image:var(--grad);
  color:#fff;padding:56px;
  display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);
  gap:36px;align-items:center;
  box-shadow:0 26px 60px rgba(255,58,110,.26);
}
.cta-panel::after{
  content:"";position:absolute;right:-70px;bottom:-90px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-panel h2{color:#fff;margin-bottom:10px;position:relative;z-index:2;}
.cta-panel p{color:rgba(255,255,255,.88);margin-bottom:0;position:relative;z-index:2;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;position:relative;z-index:2;}
.cta-actions .btn-primary{background:#fff;background-image:none;color:var(--brand-deep);box-shadow:0 14px 30px rgba(28,21,18,.18);}
.cta-actions .btn-primary:hover{background:#fff;color:var(--brand-deep);}
.cta-actions .btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.5);color:#fff;box-shadow:none;}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.22);border-color:#fff;color:#fff;}

/* 页脚 */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 30px;font-size:15px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-size:19px;font-weight:700;margin-bottom:16px;}
.footer-brand .brand-mark{box-shadow:0 8px 20px rgba(255,90,42,.36);}
.site-footer p{color:rgba(255,255,255,.62);font-size:14.5px;line-height:1.85;margin-bottom:18px;}
.footer-chip{
  display:inline-block;padding:5px 12px;margin:0 8px 8px 0;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  font-size:12.5px;color:rgba(255,255,255,.78);
}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.04em;}
.site-footer ul li{margin-bottom:10px;}
.site-footer ul li a{color:rgba(255,255,255,.68);font-size:14.5px;}
.site-footer ul li a:hover{color:var(--brand);}
.site-footer ul li span{color:rgba(255,255,255,.6);font-size:14.5px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding-top:24px;font-size:13.5px;color:rgba(255,255,255,.5);
}

/* 响应式 */
@media screen and (max-width:1024px){
  .section{padding:72px 0;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-sub{max-width:100%;}
  .intro-wrap{grid-template-columns:1fr;gap:28px;}
  .matrix-section{margin:0 12px;padding:60px 0;border-radius:28px;}
  .matrix-row{grid-template-columns:1fr 1fr 1fr 100px;gap:12px;padding:14px 16px;}
  .hl-item{grid-template-columns:190px minmax(0,1fr);}
  .hl-cta{grid-column:1 / -1;justify-self:start;padding-left:0;}
  .cta-panel{grid-template-columns:1fr;padding:44px;gap:26px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media screen and (max-width:860px){
  .nav-toggle{display:inline-flex;}
  .nav-links{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border:1px solid var(--line);border-radius:22px;
    padding:12px;box-shadow:0 20px 50px rgba(28,21,18,.12);
    display:none;
  }
  .nav-links.is-open{display:flex;}
  .nav-links a{padding:14px 18px;font-size:16px;border-radius:16px;}
  .nav-links a.is-active::after{right:18px;}
}
@media screen and (max-width:640px){
  body{font-size:16px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:30px;}
  .cat-hero{padding:56px 0 52px;border-radius:0 0 28px 28px;}
  .hero-badges{margin-top:20px;}
  .hero-stats{grid-template-columns:1fr 1fr;gap:12px;}
  .stat-card{padding:18px 16px;}
  .stat-num{font-size:26px;}
  .stat-card.wide .stat-num{font-size:30px;}
  .matrix-section{margin:0;border-radius:0;padding:48px 0;}
  .matrix{padding:10px;}
  .matrix-head{display:none;}
  .matrix-row{grid-template-columns:1fr;gap:8px;padding:16px;}
  .mv::before{
    content:attr(data-k);display:block;font-size:12px;color:var(--text-3);
    letter-spacing:.06em;margin-bottom:2px;
  }
  .mt{justify-self:start;}
  .hl-item{grid-template-columns:1fr;gap:16px;padding:14px;}
  .hl-body h3{font-size:18px;}
  .panel{padding:22px;}
  .accordion .accordion-title{padding:18px 50px 18px 20px;font-size:16px;}
  .accordion .accordion-content{padding:0 20px 20px;}
  .cta-panel{padding:30px;border-radius:26px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:6px;}
}

/* roulang page: category2 */
:root{
  --brand:#FF5A2A;
  --brand-dark:#D93B12;
  --brand-light:#FFE6DC;
  --cyan:#12B8A6;
  --cyan-dark:#0A857A;
  --cyan-light:#DDF7F3;
  --gold:#FFB020;
  --success:#23A55A;
  --warn:#E24C4C;
  --bg:#FFF8F4;
  --bg-2:#FFF1E8;
  --card:#FFFFFF;
  --dark:#1C1512;
  --text:#1C1512;
  --text-2:#6B5D56;
  --text-3:#9A8B83;
  --border:#F0E1D6;
  --grad:linear-gradient(120deg,#FF6A2A 0%,#FF3D6E 55%,#B31989 100%);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 10px 30px rgba(255,90,42,.10);
  --sh-2:0 18px 50px rgba(28,21,18,.08);
  --font:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4{font-family:var(--font);color:var(--text);line-height:1.28;margin:0 0 16px;font-weight:700;}
h1{font-size:clamp(30px,4.2vw,50px);letter-spacing:-.02em;}
h2{font-size:clamp(24px,2.6vw,34px);letter-spacing:-.01em;}
h3{font-size:clamp(18px,1.6vw,22px);}
p{margin:0 0 16px;}
ul,ol{margin:0;}
button,input,select,textarea{font-family:var(--font);font-size:16px;}
:focus-visible{outline:3px solid rgba(255,90,42,.35);outline-offset:2px;border-radius:8px;}
.grid-container{max-width:1240px;padding-left:24px;padding-right:24px;}
.section{padding:84px 0;}
.section-sm{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head p{color:var(--text-2);font-size:17px;margin-bottom:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;color:var(--brand-dark);
  text-transform:uppercase;font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--grad);display:inline-block;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,248,244,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--border);box-shadow:0 8px 28px rgba(28,21,18,.06);}
.header-inner{
  position:relative;
  display:flex;align-items:center;gap:30px;
  min-height:78px;
}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--text);font-weight:800;font-size:18px;letter-spacing:-.01em;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:13px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:19px;font-weight:800;
  box-shadow:var(--sh-1);
}
.brand-text{white-space:nowrap;}
.primary-nav{margin-left:auto;}
.nav-links{display:flex;align-items:center;gap:30px;list-style:none;margin:0;padding:0;}
.nav-links a{
  position:relative;display:inline-block;
  color:var(--text-2);font-size:15.5px;font-weight:500;
  padding:6px 2px;text-decoration:none;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:100%;bottom:-1px;height:2px;
  background:var(--grad);border-radius:2px;transition:right .28s ease;
}
.nav-links a:hover{color:var(--text);}
.nav-links a:hover::after{right:0;}
.nav-links a.is-active{color:var(--text);font-weight:700;}
.nav-links a.is-active::after{right:0;}
.nav-cta{
  flex:0 0 auto;
  padding:11px 22px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:14.5px;font-weight:700;
  box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,background-position .4s ease;
}
.nav-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 34px rgba(255,90,42,.26);}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:14px;
  border:1px solid var(--border);background:#fff;color:var(--text);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle i{font-size:17px;}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:14px;color:var(--text-3);padding:22px 0 0;
}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--border);}
.breadcrumb .current{color:var(--text-3);}

/* ============ Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:44px 0 72px;
  background:
    linear-gradient(115deg,rgba(255,106,42,.16) 0%,rgba(179,25,137,.10) 52%,rgba(18,184,166,.14) 100%),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(255,248,244,.30) 0%,rgba(255,248,244,.86) 100%);
  pointer-events:none;
}
.page-hero .grid-container{position:relative;z-index:2;}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;
  gap:52px;align-items:center;margin-top:26px;
}
.hero-copy h1{margin-bottom:18px;}
.hero-copy h1 .accent{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
}
.hero-sub{font-size:18px;color:var(--text-2);max-width:520px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:22px;margin-bottom:32px;}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 30px;border-radius:20px;border:0;
  font-size:16px;font-weight:700;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background-position .45s ease;
}
.btn-primary{
  background:var(--grad);background-size:160% 160%;color:#fff;
  box-shadow:0 12px 30px rgba(255,90,42,.28);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 40px rgba(255,90,42,.34);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{
  background:#fff;color:var(--brand-dark);
  border:1px solid var(--border);box-shadow:var(--sh-1);
}
.btn-ghost:hover{color:var(--brand-dark);transform:translateY(-2px);border-color:var(--brand-light);}
.btn-ghost:active{transform:scale(.98);}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15.5px;font-weight:700;color:var(--brand);
  text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:2px;
}
.text-link:hover{color:var(--brand-dark);}
.text-link i{font-size:13px;transition:transform .22s ease;}
.text-link:hover i{transform:translateX(3px);}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.01em;
}
.badge-grad{background:var(--grad);color:#fff;}
.badge-cyan{background:var(--cyan-light);color:var(--cyan-dark);border:1px solid rgba(18,184,166,.32);}
.badge-gold{background:rgba(255,176,32,.16);color:#9A6500;border:1px solid rgba(255,176,32,.36);}
.badge-plain{background:#fff;color:var(--text-2);border:1px solid var(--border);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--sh-2);
  border:6px solid #fff;
}
.hero-float{
  position:absolute;left:-18px;bottom:24px;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-md);
  padding:16px 20px;box-shadow:var(--sh-2);min-width:190px;
}
.hero-float .num{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.hero-float .lbl{font-size:13px;color:var(--text-3);}

/* ============ 实时状态条 ============ */
.status-bar{background:var(--dark);color:#F4E9E1;padding:16px 0;}
.status-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.status-item{display:flex;align-items:center;gap:10px;font-size:14px;color:#D7C6BD;}
.status-item strong{color:#fff;font-weight:700;}
.status-dot{
  width:9px;height:9px;border-radius:50%;background:var(--success);flex:0 0 9px;
  box-shadow:0 0 0 4px rgba(35,165,90,.18);
}
.status-dot.cyan{background:var(--cyan);box-shadow:0 0 0 4px rgba(18,184,166,.18);}
.status-dot.gold{background:var(--gold);box-shadow:0 0 0 4px rgba(255,176,32,.18);}

/* ============ 目录 + 瀑布 ============ */
.split-section{padding:72px 0 20px;}
.split-wrap{margin-left:-14px;margin-right:-14px;}
.split-wrap > .cell{padding-left:14px;padding-right:14px;}
.toc-card{
  position:sticky;top:104px;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--sh-1);
}
.toc-card h3{font-size:15px;letter-spacing:.06em;color:var(--text-3);text-transform:uppercase;margin-bottom:16px;}
.toc-list{list-style:none;margin:0;padding:0;display:grid;gap:2px;}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:var(--r-sm);
  font-size:15px;color:var(--text-2);font-weight:500;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.toc-list a:hover{background:var(--bg-2);color:var(--brand-dark);transform:translateX(2px);}
.toc-list .idx{font-size:12px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;}
.toc-note{margin-top:18px;padding-top:18px;border-top:1px solid var(--border);font-size:13px;color:var(--text-3);line-height:1.7;}

.waterfall{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.wf-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--border);border-radius:24px;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.wf-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-light);}
.wf-card.is-wide{grid-column:span 2;flex-direction:row;}
.wf-card.is-wide .wf-media{flex:0 0 44%;}
.wf-media{overflow:hidden;aspect-ratio:16/9;background:var(--bg-2);}
.wf-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.wf-card:hover .wf-media img{transform:scale(1.04);}
.wf-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.wf-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.wf-body h3{margin:0;font-size:19px;}
.wf-body p{margin:0;color:var(--text-2);font-size:15.5px;line-height:1.78;}
.wf-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--border);}
.wf-time{font-size:13px;color:var(--text-3);}

/* ============ 双栏指南卡 ============ */
.guide-section{padding:76px 0 20px;}
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.guide-card{
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:34px 32px;display:flex;flex-direction:column;
}
.guide-card.dark{
  background:var(--dark);border-color:transparent;color:#EFE2D9;
}
.guide-card.dark h3,.guide-card.dark h2{color:#fff;}
.guide-card.dark .guide-desc{color:#C9B7AE;}
.guide-card.dark .guide-list li{border-color:rgba(255,255,255,.12);color:#E4D6CC;}
.guide-card.dark .guide-list .idx{color:var(--gold);}
.guide-card h3{font-size:22px;margin-bottom:10px;}
.guide-desc{color:var(--text-2);font-size:15.5px;margin-bottom:22px;}
.guide-list{list-style:none;margin:0;padding:0;display:grid;gap:0;}
.guide-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:14px 0;border-top:1px solid var(--border);
  font-size:15.5px;color:var(--text-2);
}
.guide-list .idx{
  font-size:13px;font-weight:800;color:var(--brand);
  font-variant-numeric:tabular-nums;flex:0 0 26px;padding-top:3px;
}
.guide-card .btn{margin-top:24px;align-self:flex-start;}

/* ============ FAQ ============ */
.faq-section{padding:76px 0;}
.accordion{list-style:none;margin:0;padding:0;display:grid;gap:14px;}
.accordion-item{
  position:relative;background:#fff;border:1px solid var(--border);
  border-radius:18px;overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.accordion-item:hover{border-color:var(--brand-light);}
.accordion-item.is-active{border-color:var(--brand-light);box-shadow:var(--sh-1);}
.accordion-h{margin:0;}
.accordion-title{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px 20px 28px;
  color:var(--text) !important;background:transparent !important;
  font-size:17.5px;font-weight:700;text-decoration:none;border:0;
}
.accordion-title::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 4px 4px 0;
  background:var(--grad);opacity:0;transition:opacity .25s ease;
}
.accordion-item.is-active .accordion-title::before{opacity:1;}
.accordion-title::after{
  content:"+";flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--brand-light);color:var(--brand-dark);
  font-size:17px;font-weight:800;line-height:1;
}
.accordion-item.is-active .accordion-title::after{content:"−";background:var(--grad);color:#fff;}
.accordion-content{display:none;padding:0 28px 22px;}
.accordion-content p{margin:0;color:var(--text-2);font-size:15.5px;line-height:1.85;}
.accordion-item.is-active .accordion-content{display:block;}

/* ============ CTA + 表单 ============ */
.cta-band{
  background:linear-gradient(120deg,#FF6A2A 0%,#FF3D6E 55%,#B31989 100%);
  background-size:180% 180%;
  color:#fff;padding:64px 0;
}
.cta-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;}
.cta-band h2{color:#fff;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.9);margin-bottom:0;font-size:16.5px;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:flex-end;}
.btn-light{background:#fff;color:var(--brand-dark);box-shadow:0 12px 30px rgba(28,21,18,.18);}
.btn-light:hover{color:var(--brand-dark);transform:translateY(-2px);}
.btn-outline{background:transparent;border:1px solid rgba(255,255,255,.7);color:#fff;}
.btn-outline:hover{color:#fff;background:rgba(255,255,255,.12);transform:translateY(-2px);}

.form-section{padding:80px 0 90px;}
.form-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:start;}
.form-intro h2{margin-bottom:16px;}
.form-intro p{color:var(--text-2);}
.form-points{list-style:none;margin:26px 0 0;padding:0;display:grid;gap:14px;}
.form-points li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--text-2);}
.form-points i{color:var(--cyan);margin-top:5px;font-size:14px;}
.form-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  padding:36px;box-shadow:var(--sh-1);
}
.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;}
.field label{font-size:14px;font-weight:700;color:var(--text-2);}
.field input,.field select,.field textarea{
  width:100%;padding:13px 16px;
  border:1px solid var(--border);border-radius:14px;
  background:var(--bg);color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:130px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 4px rgba(255,90,42,.14);
}
.field-hint{font-size:12.5px;color:var(--text-3);}
.form-status{display:none;margin-top:16px;padding:14px 16px;border-radius:14px;font-size:14.5px;}
.form-status.is-ok{display:block;background:rgba(35,165,90,.10);color:#177540;border:1px solid rgba(35,165,90,.28);}
.form-status.is-err{display:block;background:rgba(226,76,76,.10);color:#A93131;border:1px solid rgba(226,76,76,.28);}
.form-submit{width:100%;justify-content:center;margin-top:6px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#EFE2D9;padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:34px;}
.footer-brand{display:flex;align-items:center;gap:11px;font-size:18px;font-weight:800;color:#fff;margin-bottom:16px;}
.footer-brand .brand-mark{width:36px;height:36px;flex:0 0 36px;border-radius:12px;font-size:18px;}
.site-footer p{color:#C9B7AE;font-size:15px;line-height:1.8;margin-bottom:18px;max-width:340px;}
.footer-chip{
  display:inline-flex;margin:0 8px 8px 0;padding:6px 13px;
  border-radius:var(--r-pill);font-size:12.5px;
  background:rgba(255,255,255,.07);color:#D7C6BD;border:1px solid rgba(255,255,255,.10);
}
.site-footer h4{font-size:14px;letter-spacing:.08em;color:#fff;margin-bottom:18px;text-transform:uppercase;font-weight:700;}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:11px;}
.site-footer ul li{font-size:14.5px;color:#C9B7AE;}
.site-footer ul a{color:#C9B7AE;font-size:14.5px;}
.site-footer ul a:hover{color:#FF7A4D;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  margin-top:48px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:#9A8B83;
}

/* ============ 响应式 ============ */
@media screen and (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:38px;}
  .hero-visual{max-width:560px;}
  .hero-float{left:12px;bottom:14px;}
  .status-inner{grid-template-columns:repeat(2,1fr);}
  .cta-inner{grid-template-columns:1fr;gap:24px;}
  .cta-actions{justify-content:flex-start;}
  .form-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:30px;}
  .toc-card{position:static;margin-bottom:26px;}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .primary-nav{
    position:absolute;top:100%;left:-24px;right:-24px;
    background:#fff;border-bottom:1px solid var(--border);
    box-shadow:0 24px 50px rgba(28,21,18,.14);
    display:none;padding:10px 24px 26px;
  }
  .primary-nav.is-open{display:block;}
  .nav-links{flex-direction:column;align-items:flex-start;gap:0;}
  .nav-links li{width:100%;}
  .nav-links a{display:block;width:100%;font-size:19px;font-weight:700;padding:16px 0;border-bottom:1px solid var(--border);}
  .nav-links a::after{display:none;}
  .nav-links a.is-active::before{
    content:"";display:inline-block;width:8px;height:8px;border-radius:50%;
    background:var(--brand);margin-right:12px;vertical-align:middle;
  }
}
@media screen and (max-width:768px){
  body{font-size:16px;}
  .section{padding:56px 0;}
  .section-sm{padding:40px 0;}
  .split-section{padding:48px 0 12px;}
  .guide-section{padding:52px 0 12px;}
  .faq-section{padding:52px 0;}
  .form-section{padding:56px 0 64px;}
  .waterfall{grid-template-columns:1fr;}
  .wf-card.is-wide{grid-column:span 1;flex-direction:column;}
  .wf-card.is-wide .wf-media{flex:none;aspect-ratio:16/9;}
  .guide-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .form-card{padding:26px 22px;}
  .header-inner{min-height:68px;gap:16px;}
  .brand{font-size:16.5px;}
  .brand-mark{width:34px;height:34px;flex:0 0 34px;border-radius:11px;}
}
@media screen and (max-width:520px){
  .grid-container{padding-left:18px;padding-right:18px;}
  .page-hero{padding:28px 0 52px;}
  .hero-actions{gap:14px;}
  .btn{padding:13px 22px;font-size:15px;width:100%;justify-content:center;}
  .hero-actions .text-link{width:100%;justify-content:flex-start;}
  .status-inner{grid-template-columns:1fr;gap:12px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .accordion-title{padding:18px 18px 18px 22px;font-size:16.5px;}
  .accordion-content{padding:0 22px 20px;}
  .toc-card{padding:20px 18px;}
  .cta-actions .btn{width:100%;}
}