/* roulang page: index */
:root{
  --brand-900:#062B20;
  --brand-700:#0E4D38;
  --brand-500:#14795A;
  --brand-300:#4FB08A;
  --accent-500:#FF6B35;
  --accent-600:#E4541F;
  --gold-400:#E8B84B;
  --bg-50:#F7F4ED;
  --bg-100:#EFEAE0;
  --surface:#FFFFFF;
  --ink-900:#171B19;
  --ink-600:#4A544E;
  --ink-400:#8A938C;
  --line:#DCD5C7;
  --danger:#C6402A;
  --success:#14795A;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(6,43,32,.06),0 12px 32px -12px rgba(6,43,32,.16);
  --shadow-2:0 18px 44px -14px rgba(6,43,32,.28);
  --grad-brand:linear-gradient(135deg,#062B20 0%,#14795A 58%,#4FB08A 100%);
  --grad-cta:linear-gradient(135deg,#FF6B35 0%,#E4541F 100%);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-600);
  background:var(--bg-50);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-500);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--brand-700)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700}
h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25;font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35}
h3{font-size:clamp(18px,1.6vw,20px);line-height:1.5}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (max-width:1279px){.container{max-width:960px}}
@media (max-width:1023px){.container{max-width:720px}}
@media (max-width:767px){.container{max-width:none;padding:0 20px}}
@media (max-width:479px){.container{padding:0 16px}}

/* ---------- 顶部倒计时条 ---------- */
.promo-bar{
  position:sticky;top:0;z-index:60;
  background:var(--grad-brand);
  color:#EAF6F0;
  height:44px;
  display:flex;align-items:center;
  box-shadow:0 1px 0 rgba(0,0,0,.08);
}
.promo-inner{display:flex;align-items:center;gap:16px;width:100%}
.promo-tag{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(232,184,75,.16);
  border:1px solid rgba(232,184,75,.55);
  color:#F6E4B8;
  font-size:12px;font-weight:700;
  padding:3px 10px;border-radius:var(--radius-pill);
  white-space:nowrap;
}
.promo-text{font-size:13px;color:rgba(255,255,255,.82);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.countdown{margin-left:auto;display:flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums}
.cd-label{font-size:12px;color:rgba(255,255,255,.72);margin-right:2px}
.cd-cell{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:30px;height:26px;padding:0 6px;
  background:rgba(6,43,32,.5);
  border:1px solid var(--gold-400);
  border-radius:8px;
  color:#FFF6E1;font-size:13px;font-weight:700;letter-spacing:.02em;
}
.cd-sep{color:rgba(255,255,255,.5);font-size:12px}
@media (max-width:767px){
  .promo-bar{height:40px}
  .promo-tag,.promo-text,.cd-sep{display:none}
  .countdown{margin-left:0;font-size:13px;color:#FFF6E1}
  .cd-label{display:inline;color:#FFF6E1;font-weight:700}
  .cd-cell{min-width:26px;height:24px;font-size:12px}
}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:44px;z-index:50;padding:12px 0 8px;background:linear-gradient(180deg,rgba(247,244,237,.92),rgba(247,244,237,0))}
@media (max-width:767px){.site-header{top:40px}}
.nav-panel{
  display:flex;align-items:center;gap:14px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  padding:10px 12px;
  box-shadow:var(--shadow-1);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;padding:2px 6px 2px 2px}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px -8px rgba(6,43,32,.7);
}
.brand-mark svg{width:20px;height:20px;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:16px;font-weight:800;color:var(--ink-900);letter-spacing:-.01em}
.brand-sub{font-size:11px;color:var(--ink-400);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:6px;flex:1;min-width:0}
.nav-card{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 13px;border-radius:14px;
  font-size:14px;font-weight:600;color:var(--ink-600);
  border:1px solid transparent;
  white-space:nowrap;
  transition:all .18s var(--ease);
}
.nav-card i{width:16px;height:16px;display:block;flex-shrink:0;color:var(--brand-500)}
.nav-card svg{width:16px;height:16px;display:block}
.nav-card:hover{background:#fff;border-color:var(--brand-300);transform:translateY(-2px);color:var(--brand-700)}
.nav-card.active{
  background:var(--brand-500);border-color:var(--brand-500);
  color:#fff;box-shadow:inset 3px 0 0 var(--gold-400),0 8px 20px -12px rgba(20,121,90,.9);
}
.nav-card.active svg{color:#fff}
.nav-actions{display:flex;align-items:center;gap:8px;margin-left:auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;cursor:pointer;
  font-size:15px;font-weight:700;
  padding:11px 22px;border-radius:var(--radius-pill);
  transition:all .18s var(--ease);
  text-align:center;
}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:0 10px 24px -12px rgba(228,84,31,.95)}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:#fff;border-color:var(--brand-500);color:var(--brand-700)}
.btn-ghost:hover{background:#EAF5EF;color:var(--brand-700)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{background:var(--line);color:var(--ink-400);cursor:not-allowed;box-shadow:none;transform:none}
.nav-cta{padding:10px 20px;font-size:14px}
.burger{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;
}
.burger span{display:block;width:18px;height:2px;background:var(--brand-700);border-radius:2px;position:relative;transition:all .2s var(--ease)}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand-700);border-radius:2px;transition:all .2s var(--ease)}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.drawer{
  display:none;
  margin-top:10px;
  background:var(--bg-50);
  border:1px solid var(--line);
  border-radius:20px;
  padding:14px;
  box-shadow:var(--shadow-1);
}
.drawer.open{display:block}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.drawer-card{
  display:flex;flex-direction:column;gap:4px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:12px;font-size:14px;font-weight:700;color:var(--ink-900);
}
.drawer-card small{font-size:12px;font-weight:400;color:var(--ink-400)}
.drawer-card.active{border-color:var(--brand-500);box-shadow:inset 3px 0 0 var(--gold-400)}
.drawer-cta{margin-top:12px}
@media (max-width:1023px){
  .nav-links .nav-card:nth-child(n+4){display:none}
}
@media (max-width:767px){
  .nav-links{display:none}
  .burger{display:flex}
  .nav-cta{display:none}
  .brand-sub{display:none}
}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-alt{background:var(--bg-100)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.12em;
  color:var(--brand-500);text-transform:uppercase;margin-bottom:10px;
}
.eyebrow::before{content:"";width:18px;height:3px;border-radius:2px;background:var(--gold-400)}
.section-head h2{position:relative;padding-left:14px}
.section-head h2::before{content:"";position:absolute;left:0;top:.28em;width:3px;height:18px;border-radius:2px;background:var(--gold-400)}
.section-head p{font-size:14px;color:var(--ink-400);margin-top:8px}
.link-more{font-size:14px;font-weight:700;white-space:nowrap;border-bottom:1px solid var(--brand-300);padding-bottom:2px}
@media (max-width:767px){
  .section{padding:48px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px}
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:64px 0 76px;background:var(--bg-50)}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.12;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(1200px 520px at 12% 0%,rgba(20,121,90,.20),transparent 62%),linear-gradient(180deg,rgba(247,244,237,.35),rgba(247,244,237,.95));
  pointer-events:none;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--brand-300);
  color:var(--brand-700);font-size:13px;font-weight:700;
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:20px;
}
.hero-badge b{color:var(--accent-600)}
.hero h1{margin-bottom:18px}
.hero-sub{font-size:17px;color:var(--ink-600);max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px}
.stat-badge{
  display:flex;flex-direction:column;gap:2px;
  background:#fff;border:1px solid var(--gold-400);
  border-radius:14px;padding:10px 16px;min-width:118px;
  box-shadow:var(--shadow-1);
}
.stat-badge span{font-size:12px;color:var(--ink-400)}
.stat-badge strong{font-size:20px;font-weight:700;color:var(--brand-700);font-variant-numeric:tabular-nums}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  box-shadow:var(--shadow-2);
}
.float-badge{
  position:absolute;right:-8px;bottom:-16px;
  background:#fff;border:1px solid var(--gold-400);
  border-radius:14px;padding:10px 16px;
  box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;
}
.float-badge span{font-size:11px;color:var(--ink-400)}
.float-badge strong{font-size:18px;color:var(--brand-700);font-variant-numeric:tabular-nums}
@media (max-width:1023px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero{padding:48px 0 60px}
}
@media (max-width:767px){
  .hero-sub{font-size:16px}
  .hero-actions .btn{flex:1 1 100%}
  .stat-badge{flex:1 1 calc(33.333% - 10px);min-width:0;padding:10px 12px}
  .float-badge{right:8px;bottom:-12px}
}

/* ---------- 数据带 ---------- */
.metrics{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--surface)}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:34px 0}
.metric{display:flex;flex-direction:column;gap:4px;padding-left:16px;border-left:1px solid var(--line)}
.metric b{font-size:26px;font-weight:700;color:var(--brand-700);font-variant-numeric:tabular-nums;line-height:1.2}
.metric span{font-size:13px;color:var(--ink-400)}
@media (max-width:767px){
  .metrics-grid{grid-template-columns:repeat(2,1fr);gap:18px;padding:24px 0}
  .metric b{font-size:20px}
}

/* ---------- 卖点三卡 ---------- */
.value-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:24px}
.value-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px;
  box-shadow:var(--shadow-1);display:flex;flex-direction:column;gap:14px;
  transition:all .2s var(--ease);
}
.value-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--brand-300)}
.value-card.tinted{background:var(--bg-100)}
.num-chip{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:32px;border-radius:12px;
  border:1px solid var(--gold-400);color:var(--brand-700);
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;
  background:#fff;
}
.value-card h3{margin-top:2px}
.value-card p{font-size:15px;color:var(--ink-600)}
.value-card .card-link{margin-top:auto;font-size:14px;font-weight:700;display:inline-flex;align-items:center;gap:6px}
.value-card .card-link::after{content:"→";transition:transform .18s var(--ease)}
.value-card:hover .card-link::after{transform:translateX(4px)}
@media (max-width:1023px){.value-grid{grid-template-columns:1fr 1fr}.value-card:first-child{grid-column:span 2}}
@media (max-width:767px){.value-grid{grid-template-columns:1fr}.value-card:first-child{grid-column:span 1}}

/* ---------- 下载步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:24px;position:relative;transition:all .2s var(--ease);
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-1);border-color:var(--brand-300)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:10px;background:var(--brand-500);color:#fff;
  font-size:14px;font-weight:700;margin-bottom:14px;
}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14px;line-height:1.75;color:var(--ink-600)}
@media (max-width:1023px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:479px){.steps{grid-template-columns:1fr}}

/* ---------- 图墙 ---------- */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:172px;gap:24px}
.gallery-item{
  position:relative;overflow:hidden;border-radius:var(--radius-md);
  border:1px solid var(--line);background:linear-gradient(135deg,#E9F3EE,#D6E9E0);
}
.gallery-item:first-child{grid-column:span 2;grid-row:span 2}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .22s var(--ease)}
.gallery-item:hover img{transform:scale(1.03)}
.gallery-cap{
  position:absolute;left:0;right:0;bottom:0;
  padding:14px 16px;color:#fff;font-size:14px;font-weight:700;
  background:linear-gradient(180deg,rgba(6,43,32,0),rgba(6,43,32,.82));
  transform:translateY(6px);opacity:0;transition:all .2s var(--ease);
}
.gallery-item:hover .gallery-cap{transform:translateY(0);opacity:1}
@media (max-width:1023px){
  .gallery{grid-template-columns:1fr 1fr;grid-auto-rows:160px;gap:16px}
}
@media (max-width:520px){
  .gallery{grid-template-columns:1fr;grid-auto-rows:200px}
  .gallery-item:first-child{grid-column:span 1;grid-row:span 1}
  .gallery-cap{opacity:1;transform:none}
}

/* ---------- 版本速览 ---------- */
.version-panel{display:grid;grid-template-columns:.95fr 1.05fr;gap:32px;align-items:center}
.version-panel img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-lg);border:1px solid var(--line);box-shadow:var(--shadow-1)}
.version-list{display:flex;flex-direction:column;gap:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.version-row{display:flex;align-items:flex-start;gap:16px;padding:18px 24px;border-bottom:1px solid var(--line)}
.version-row:last-child{border-bottom:0}
.version-row .dot{width:8px;height:8px;border-radius:50%;background:var(--accent-500);margin-top:10px;flex-shrink:0}
.version-row strong{display:block;font-size:15px;color:var(--ink-900)}
.version-row span{font-size:14px;color:var(--ink-600)}
@media (max-width:1023px){.version-panel{grid-template-columns:1fr;gap:24px}}

/* ---------- CTA 报名 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--brand-900);
  border-radius:var(--radius-lg);
  padding:48px;
  display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;
  box-shadow:var(--shadow-2);
}
.cta-band::before{
  content:"";position:absolute;top:-40%;left:-10%;width:70%;height:180%;
  background:radial-gradient(closest-side,rgba(79,176,138,.35),transparent);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:2}
.cta-copy h2{color:#fff;margin-bottom:12px}
.cta-copy p{color:rgba(255,255,255,.78);font-size:15px;margin-bottom:20px}
.cta-points{display:flex;flex-direction:column;gap:10px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;color:rgba(255,255,255,.86);font-size:14px}
.cta-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold-400);margin-top:9px;flex-shrink:0}
.form-card{position:relative;z-index:2;background:#fff;border-radius:var(--radius-md);padding:28px;box-shadow:var(--shadow-1)}
.form-card h3{font-size:18px;margin-bottom:6px}
.form-card .form-hint{font-size:13px;color:var(--ink-400);margin-bottom:18px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--ink-600);margin-bottom:6px;font-weight:600}
.field input{
  width:100%;height:44px;padding:0 14px;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;font-size:15px;color:var(--ink-900);
  transition:all .18s var(--ease);
}
.field input::placeholder{color:var(--ink-400)}
.field input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(20,121,90,.12)}
.field.error input{border-color:var(--danger);box-shadow:0 0 0 4px rgba(198,64,42,.1)}
.field .msg{font-size:12px;color:var(--danger);margin-top:6px;display:none}
.field.error .msg{display:block}
.check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--ink-600);margin-bottom:18px;line-height:1.6}
.check input{width:16px;height:16px;margin-top:4px;accent-color:var(--brand-500);flex-shrink:0}
.success-card{
  background:#EAF5EF;border:1px solid var(--brand-300);border-radius:var(--radius-md);
  padding:26px;text-align:center;
}
.success-card .ok{
  width:44px;height:44px;border-radius:50%;background:var(--success);color:#fff;
  display:flex;align-items:center;justify-content:center;margin:0 auto 14px;font-size:20px;font-weight:700;
}
.success-card h3{color:var(--brand-700);margin-bottom:8px}
.success-card p{font-size:14px;color:var(--ink-600)}
@media (max-width:1023px){
  .cta-band{grid-template-columns:1fr;gap:28px;padding:34px}
}
@media (max-width:767px){
  .cta-band{padding:26px 20px;border-radius:var(--radius-md)}
}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-md);overflow:hidden;transition:all .2s var(--ease);
}
.faq-item[open]{border-color:var(--brand-300);box-shadow:inset 3px 0 0 var(--gold-400),var(--shadow-1)}
.faq-item summary{
  list-style:none;cursor:pointer;
  padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:700;color:var(--ink-900);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-700)}
.faq-icon{
  width:26px;height:26px;border-radius:50%;flex-shrink:0;
  border:1px solid var(--line);position:relative;
  transition:transform .18s var(--ease),border-color .18s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-700);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:11px;height:2px}
.faq-icon::after{width:2px;height:11px;transition:opacity .18s var(--ease)}
.faq-item[open] .faq-icon{transform:rotate(180deg);border-color:var(--brand-500)}
.faq-item[open] .faq-icon::after{opacity:0}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--ink-600)}
@media (max-width:767px){.faq-grid{grid-template-columns:1fr}}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;display:flex;flex-direction:column;
  box-shadow:var(--shadow-1);transition:all .2s var(--ease);
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.news-card:hover .news-title a{color:var(--brand-700)}
.news-thumb{position:relative;display:block;aspect-ratio:4/3;overflow:hidden;background:linear-gradient(135deg,#E9F3EE,#D6E9E0)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.tag{
  display:inline-flex;align-items:center;
  background:#E4F2EB;color:var(--brand-700);
  font-size:12px;font-weight:700;padding:3px 10px;border-radius:6px;
  transition:all .18s var(--ease);
}
.tag:hover{background:var(--brand-500);color:#fff}
.news-tag{position:absolute;left:14px;top:14px}
.news-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-title{font-size:17px;line-height:1.5}
.news-title a{color:var(--ink-900)}
.news-title a:hover{color:var(--brand-700)}
.news-summary{
  font-size:14px;color:var(--ink-600);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-400);
}
.news-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}
.empty-state{
  border:1px dashed var(--line);border-radius:20px;
  background:var(--surface);padding:44px 24px;text-align:center;
}
.empty-state .empty-icon{
  width:48px;height:48px;border-radius:14px;margin:0 auto 14px;
  background:#EAF5EF;display:flex;align-items:center;justify-content:center;color:var(--brand-500);font-size:22px;
}
.empty-state p{font-size:15px;color:var(--ink-600);margin-bottom:16px}
@media (max-width:1023px){.news-grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.news-grid{grid-template-columns:1fr}}

/* ---------- 分割装饰 ---------- */
.divider{width:48px;height:2px;border-radius:2px;background:var(--grad-brand);margin:0 auto}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);position:relative;margin-top:88px}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-brand)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding:60px 0 40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(79,176,138,.22);box-shadow:none}
.footer-brand strong{color:#fff;font-size:16px;font-weight:800}
.footer-about{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:320px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(255,255,255,.72);font-size:14px}
.footer-links a:hover{color:#fff}
.footer-contact{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.to-top{
  width:42px;height:42px;border-radius:50%;background:var(--brand-500);color:#fff;
  border:0;cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:all .18s var(--ease);font-size:16px;
}
.to-top:hover{background:var(--brand-300);transform:translateY(-3px)}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 30px}}
@media (max-width:600px){.footer-grid{grid-template-columns:1fr}.site-footer{margin-top:48px}}

/* roulang page: article */
:root{
  --brand-900:#062B20;
  --brand-700:#0E4D38;
  --brand-500:#14795A;
  --brand-300:#4FB08A;
  --accent-500:#FF6B35;
  --accent-600:#E4541F;
  --gold-400:#E8B84B;
  --bg-50:#F7F4ED;
  --bg-100:#EFEAE0;
  --surface:#FFFFFF;
  --ink-900:#171B19;
  --ink-600:#4A544E;
  --ink-400:#8A938C;
  --line:#DCD5C7;
  --danger:#C6402A;
  --success:#14795A;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-1:0 1px 2px rgba(6,43,32,.06),0 12px 32px -12px rgba(6,43,32,.16);
  --shadow-2:0 18px 44px -14px rgba(6,43,32,.28);
  --grad:linear-gradient(135deg,#062B20 0%,#14795A 58%,#4FB08A 100%);
  --grad-accent:linear-gradient(135deg,#FF6B35 0%,#E4541F 100%);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-600);
  background:var(--bg-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand-500);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--brand-700)}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (max-width:1279px){.container{max-width:960px}}
@media (max-width:1023px){.container{max-width:720px}}
@media (max-width:767px){.container{max-width:none;padding:0 20px}}
@media (max-width:479px){.container{padding:0 16px}}

/* ---------- 倒计时条 ---------- */
.promo-bar{
  position:sticky;top:0;z-index:60;
  background:var(--grad);
  color:#EAF5EF;
  min-height:44px;
}
.promo-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:44px;font-size:13px;line-height:1.4;
}
.promo-text{font-weight:700;color:#fff;white-space:nowrap}
.promo-mid{color:rgba(234,245,239,.82);flex:1;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.promo-timer{display:flex;gap:6px;align-items:center}
.timer-cell{
  display:flex;align-items:center;gap:4px;
  border:1px solid rgba(232,184,75,.7);
  background:rgba(6,43,32,.35);
  border-radius:10px;padding:3px 8px;
  font-variant-numeric:tabular-nums;
}
.timer-cell b{color:#fff;font-size:14px;font-weight:700;letter-spacing:.02em}
.timer-cell i{font-style:normal;font-size:11px;color:rgba(232,184,75,.95)}
.promo-compact{display:none;font-variant-numeric:tabular-nums;color:#fff;font-weight:700}
@media (max-width:767px){
  .promo-bar{min-height:40px}
  .promo-inner{min-height:40px}
  .promo-text,.promo-mid,.promo-timer{display:none}
  .promo-compact{display:inline;font-size:13px}
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:44px;z-index:50;
  padding:10px 0 6px;
  background:linear-gradient(180deg,rgba(247,244,237,.96),rgba(247,244,237,.72));
  backdrop-filter:blur(8px);
}
@media (max-width:767px){.site-header{top:40px}}
.nav-panel{
  display:flex;align-items:center;gap:16px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--shadow-1);
  padding:10px 14px;
  margin:0 12px;
}
@media (max-width:767px){.nav-panel{margin:0;padding:8px 12px;gap:10px}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;flex-shrink:0;
  border-radius:12px;
  background:var(--brand-900);
  display:flex;align-items:center;justify-content:center;
}
.brand-mark svg{width:24px;height:24px}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:16px;font-weight:800;color:var(--ink-900);letter-spacing:-.01em}
.brand-sub{font-size:11px;color:var(--ink-400);letter-spacing:.04em}
@media (max-width:479px){.brand-sub{display:none}}
.nav-links{
  display:flex;align-items:center;gap:6px;
  list-style:none;flex:1;justify-content:center;
}
.nav-card{
  display:flex;align-items:center;gap:6px;
  padding:9px 12px;
  border-radius:12px;
  border:1px solid transparent;
  font-size:14px;font-weight:600;color:var(--ink-600);
  white-space:nowrap;
  transition:all .18s var(--ease);
}
.nav-card svg{width:18px;height:18px;flex-shrink:0;color:var(--brand-500)}
.nav-card:hover{
  background:var(--surface);
  border-color:var(--brand-300);
  color:var(--brand-700);
  transform:translateY(-2px);
  box-shadow:var(--shadow-1);
}
.nav-card.active{
  background:var(--brand-500);
  color:#fff;
  border-color:var(--brand-500);
  box-shadow:inset 3px 0 0 var(--gold-400);
}
.nav-card.active svg{color:#fff}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;
  font-size:15px;font-weight:700;
  padding:12px 24px;
  transition:all .18s var(--ease);
  border:1px solid transparent;
  cursor:pointer;
}
.btn-primary{
  background:var(--grad-accent);
  color:#fff;
  box-shadow:0 10px 24px -10px rgba(228,84,31,.7);
}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px) scale(1.02)}
.btn-outline{
  background:var(--surface);
  border-color:var(--brand-500);
  color:var(--brand-700);
}
.btn-outline:hover{background:#E9F4EF;border-color:var(--brand-700);color:var(--brand-700);transform:translateY(-1px)}
.btn-ghost{color:var(--brand-700);padding:12px 6px;border-radius:8px;text-decoration:underline;text-underline-offset:4px}
.btn-ghost:hover{color:var(--brand-500)}
.nav-cta{padding:10px 20px;font-size:14px}
.burger{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:var(--surface);
  align-items:center;justify-content:center;
}
.burger span{display:block;width:18px;height:2px;background:var(--brand-700);position:relative;border-radius:2px}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand-700);border-radius:2px;
  transition:transform .2s var(--ease);
}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.burger.is-open span{background:transparent}
.burger.is-open span::before{transform:translateY(6px) rotate(45deg)}
.burger.is-open span::after{transform:translateY(-6px) rotate(-45deg)}
.drawer{
  display:none;
  margin:10px 12px 0;
  background:var(--bg-50);
  border:1px solid var(--line);
  border-radius:20px;
  padding:14px;
  box-shadow:var(--shadow-1);
}
.drawer.is-open{display:block}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.drawer .nav-card{justify-content:flex-start;background:var(--surface);border-color:var(--line);font-size:13px;padding:12px 10px}
@media (max-width:1023px){
  .nav-links .nav-card{padding:8px 9px;font-size:13px}
  .nav-links .nav-card svg{display:none}
}
@media (max-width:767px){
  .nav-links{display:none}
  .burger{display:flex}
}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:6px;
  font-size:12px;color:var(--ink-400);
  padding:26px 0 0;
}
.breadcrumb a{color:var(--ink-400)}
.breadcrumb a:hover{color:var(--brand-500)}
.breadcrumb .sep{color:var(--line)}
.breadcrumb .current{color:var(--ink-600);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头 ---------- */
.article-head{padding:22px 0 28px;border-bottom:1px solid var(--line);margin-bottom:34px}
.channel-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:#E9F4EF;color:var(--brand-700);
  font-size:12px;font-weight:700;
  border-radius:6px;padding:5px 10px;
  margin-bottom:16px;
}
.channel-badge:hover{background:var(--brand-500);color:#fff}
.article-head h1{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.25;font-weight:800;letter-spacing:-.01em;
  margin-bottom:16px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-400);
}
.article-meta .dot{color:var(--line)}
.meta-chip{
  background:var(--bg-100);color:var(--ink-600);
  border-radius:6px;padding:3px 9px;font-size:12px;
}

/* ---------- 文章主体 ---------- */
.article-wrap{max-width:860px}
.article-body{
  font-size:17px;line-height:1.9;color:var(--ink-600);
}
.prose > * + *{margin-top:1.2em}
.prose p{margin:0}
.prose h2{
  position:relative;
  padding-left:16px;
  font-size:clamp(22px,2.6vw,30px);
  line-height:1.35;font-weight:700;
  color:var(--ink-900);
  margin:40px 0 16px;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:.32em;
  width:3px;height:18px;border-radius:2px;background:var(--gold-400);
}
.prose h3{
  font-size:clamp(18px,1.6vw,20px);
  line-height:1.5;font-weight:700;
  color:var(--ink-900);
  margin:28px 0 12px;
}
.prose h4{font-size:17px;font-weight:700;color:var(--ink-900);margin:22px 0 10px}
.prose a{color:var(--brand-500);text-decoration:underline;text-underline-offset:4px}
.prose a:hover{color:var(--brand-700)}
.prose strong{color:var(--ink-900)}
.prose ul,.prose ol{padding-left:4px;list-style:none;margin:16px 0}
.prose ul li,.prose ol li{position:relative;padding-left:22px;margin-bottom:10px}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:8px;height:8px;border-radius:2px;background:var(--gold-400);
}
.prose ol{counter-reset:step}
.prose ol li{counter-increment:step}
.prose ol li::before{
  content:counter(step);
  position:absolute;left:0;top:.28em;
  width:18px;height:18px;border-radius:6px;
  background:#E9F4EF;color:var(--brand-700);
  font-size:11px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.prose blockquote{
  margin:22px 0;padding:16px 20px;
  background:var(--bg-100);
  border-left:3px solid var(--brand-500);
  border-radius:0 12px 12px 0;
  color:var(--ink-600);font-size:16px;
}
.prose img{border-radius:16px;margin:24px auto;box-shadow:var(--shadow-1)}
.prose figure{margin:24px 0}
.prose figcaption{text-align:center;font-size:13px;color:var(--ink-400);margin-top:10px}
.prose table{
  width:100%;border-collapse:collapse;margin:24px 0;
  font-size:15px;background:var(--surface);
  border-radius:12px;overflow:hidden;
  box-shadow:var(--shadow-1);
}
.prose th{
  background:var(--brand-700);color:#fff;
  text-align:left;padding:12px 14px;font-weight:700;
}
.prose td{padding:12px 14px;border-top:1px solid var(--line)}
.prose tbody tr:nth-child(even){background:var(--bg-100)}
.prose hr{border:0;height:2px;width:48px;background:var(--grad);margin:36px auto;border-radius:2px}
.prose code{
  background:var(--bg-100);border-radius:6px;padding:2px 6px;
  font-size:14px;color:var(--brand-700);
}

/* ---------- 空态 ---------- */
.empty-state{
  border:1px dashed var(--line);
  border-radius:20px;
  background:var(--surface);
  padding:48px 24px;
  text-align:center;
}
.empty-icon{
  width:56px;height:56px;border-radius:18px;background:#E9F4EF;
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;
}
.empty-icon svg{width:26px;height:26px;color:var(--brand-500)}
.empty-state h2{font-size:20px;margin-bottom:8px}
.empty-state p{font-size:15px;color:var(--ink-400);margin-bottom:20px}

/* ---------- 下载引导卡 ---------- */
.download-card{
  margin:44px 0 0;
  background:#E9F4EF;
  border:1px solid var(--brand-300);
  border-radius:var(--radius-lg);
  padding:28px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  flex-wrap:wrap;
}
.download-card h2{font-size:20px;margin-bottom:8px}
.download-card p{font-size:14px;color:var(--ink-600);max-width:520px}
.download-card .btn{flex-shrink:0}
@media (max-width:767px){
  .download-card{padding:20px}
  .download-card .btn{width:100%}
}

/* ---------- 相关推荐 ---------- */
.related{margin-top:64px}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:24px;
}
.section-head h2{
  position:relative;padding-left:16px;
  font-size:clamp(22px,2.6vw,30px);line-height:1.35;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.34em;
  width:3px;height:18px;border-radius:2px;background:var(--gold-400);
}
.section-head .link-more{font-size:14px;font-weight:700;color:var(--brand-500);text-decoration:underline;text-underline-offset:4px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:1023px){.grid-3{grid-template-columns:repeat(2,1fr);gap:20px}}
@media (max-width:767px){.grid-3{grid-template-columns:1fr;gap:16px}}
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.card:hover h3{color:var(--brand-700)}
.card-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--bg-100)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .25s var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card-media .tag{
  position:absolute;left:12px;top:12px;
  background:rgba(6,43,32,.86);color:#fff;
  font-size:12px;font-weight:700;border-radius:6px;
  padding:4px 9px;
}
.card-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;line-height:1.5;transition:color .18s var(--ease)}
.card-body p{font-size:14px;color:var(--ink-600);line-height:1.75}
.card-foot{
  margin-top:auto;padding-top:14px;
  border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--ink-400);
}
.card-foot .arrow{color:var(--brand-500);font-weight:700}

/* ---------- 返回入口 ---------- */
.article-actions{
  margin-top:48px;padding-top:28px;
  border-top:1px solid var(--line);
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
}
@media (max-width:479px){
  .article-actions .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:88px;
  background:var(--brand-900);
  border-top:3px solid transparent;
  border-image:var(--grad) 1;
  color:rgba(234,245,239,.78);
  position:relative;
}
.site-footer::before{
  content:"";position:absolute;left:0;top:-3px;width:100%;height:3px;background:var(--grad);
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;
  padding:56px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{color:#fff;font-size:17px;font-weight:800}
.footer-about{font-size:14px;line-height:1.85;color:rgba(234,245,239,.7);max-width:340px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(234,245,239,.75)}
.footer-links a:hover{color:var(--gold-400)}
.footer-contact{font-size:14px;line-height:1.9;color:rgba(234,245,239,.7)}
.footer-bottom{
  border-top:1px solid rgba(234,245,239,.14);
  padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:rgba(234,245,239,.6);
}
.to-top{
  width:42px;height:42px;border-radius:50%;
  background:var(--brand-500);color:#fff;font-size:16px;
  display:flex;align-items:center;justify-content:center;
  transition:transform .18s var(--ease),background .18s var(--ease);
  flex-shrink:0;
}
.to-top:hover{background:var(--brand-300);transform:translateY(-3px)}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 32px}
}
@media (max-width:767px){
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .site-footer{margin-top:64px}
}

/* roulang page: category1 */
:root{
  --brand-900:#062B20;
  --brand-700:#0E4D38;
  --brand-500:#14795A;
  --brand-300:#4FB08A;
  --accent-500:#FF6B35;
  --accent-600:#E4541F;
  --gold-400:#E8B84B;
  --bg-50:#F7F4ED;
  --bg-100:#EFEAE0;
  --surface:#FFFFFF;
  --ink-900:#171B19;
  --ink-600:#4A544E;
  --ink-400:#8A938C;
  --line:#DCD5C7;
  --danger:#C6402A;
  --success:#14795A;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-1:0 1px 2px rgba(6,43,32,.06), 0 12px 32px -12px rgba(6,43,32,.16);
  --shadow-2:0 18px 44px -14px rgba(6,43,32,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --grad-brand:linear-gradient(135deg,#062B20 0%,#14795A 62%,#4FB08A 100%);
  --grad-cta:linear-gradient(135deg,#FF6B35 0%,#E4541F 100%);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-600);
  background:var(--bg-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-500);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--brand-700)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶部倒计时条 ---------- */
.site-head{position:sticky;top:0;z-index:60}
.ticker{
  background:var(--grad-brand);
  color:#EAF4EF;
  min-height:44px;
  display:flex;
  align-items:center;
  border-bottom:1px solid rgba(232,184,75,.28);
}
.ticker .container{display:flex;align-items:center;gap:16px;flex-wrap:nowrap}
.ticker-lead{font-size:13px;font-weight:700;color:#fff;white-space:nowrap}
.ticker-hint{font-size:13px;color:rgba(234,244,239,.82);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ticker-timer{display:flex;align-items:center;gap:8px;margin-left:auto}
.ticker-timer .unit{
  min-width:56px;
  text-align:center;
  background:rgba(255,255,255,.08);
  border:1px solid var(--gold-400);
  border-radius:14px;
  padding:4px 8px;
  line-height:1.2;
}
.ticker-timer .num{display:block;font-size:18px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums}
.ticker-timer .cap{display:block;font-size:11px;color:rgba(234,244,239,.78)}
.ticker-timer .sep{color:var(--gold-400);font-weight:700}

/* ---------- 导航 ---------- */
.nav-wrap{background:rgba(247,244,237,.86);backdrop-filter:blur(8px);padding:10px 0 12px}
.nav-panel{
  display:flex;
  align-items:center;
  gap:18px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  padding:10px 12px;
  box-shadow:var(--shadow-1);
}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:42px;height:42px;
  border-radius:12px;
  background:var(--brand-900);
  display:grid;place-items:center;
  flex:none;
}
.brand-mark svg{width:24px;height:24px}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-size:16px;font-weight:800;color:var(--ink-900);letter-spacing:-.01em}
.brand-sub{font-size:11px;color:var(--ink-400)}
.nav-links{display:flex;align-items:center;gap:6px;flex:1;min-width:0}
.nav-card{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;font-weight:600;color:var(--ink-600);
  padding:9px 13px;border-radius:14px;
  border:1px solid transparent;
  white-space:nowrap;
  transition:all .18s var(--ease);
}
.nav-card svg{width:18px;height:18px;flex:none;color:var(--brand-500)}
.nav-card:hover{background:#fff;border-color:var(--brand-300);color:var(--ink-900);transform:translateY(-2px)}
.nav-card.active{background:var(--brand-500);color:#fff;border-color:var(--brand-500);box-shadow:inset 3px 0 0 var(--gold-400)}
.nav-card.active svg{color:#fff}
.nav-actions{display:flex;align-items:center;gap:10px;flex:none}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;
  padding:12px 24px;border-radius:999px;
  transition:all .2s var(--ease);
  border:1px solid transparent;
}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:0 10px 26px -12px rgba(228,84,31,.75)}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px) scale(1.02)}
.btn-ghost{background:#fff;color:var(--brand-500);border-color:var(--brand-500)}
.btn-ghost:hover{background:#EAF4EF;color:var(--brand-700)}
.btn-block{width:100%}
.nav-cta{padding:11px 22px;font-size:14px}
.burger{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;
}
.burger span{display:block;width:18px;height:2px;background:var(--ink-900);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900)}
.burger span::before{top:-6px}
.burger span::after{top:6px}

/* ---------- 分类头图 ---------- */
.cat-hero{
  position:relative;
  min-height:200px;
  display:flex;align-items:flex-end;
  background-image:linear-gradient(135deg,rgba(6,43,32,.92) 0%,rgba(14,77,56,.82) 55%,rgba(20,121,90,.62) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.10) 1px, transparent 1px);
  background-size:22px 22px;
  opacity:.5;
  pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2;padding-top:34px;padding-bottom:32px;width:100%}
.crumbs{display:flex;align-items:center;gap:8px;font-size:12px;color:rgba(234,244,239,.8);margin-bottom:14px;flex-wrap:wrap}
.crumbs a{color:rgba(234,244,239,.9)}
.crumbs a:hover{color:#fff}
.crumbs span.now{color:var(--gold-400)}
.cat-hero h1{color:#fff;font-size:clamp(28px,4.2vw,44px);line-height:1.25;font-weight:800;letter-spacing:-.01em;display:flex;align-items:center;gap:14px}
.cat-hero h1::before{content:"";width:3px;height:36px;border-radius:2px;background:var(--gold-400);flex:none}
.cat-hero .lede{margin-top:12px;max-width:760px;color:rgba(238,247,242,.9);font-size:15px}

/* ---------- 通用区块 ---------- */
.section{padding:88px 0}
.section.alt{background:var(--bg-100)}
.section.tight{padding-top:56px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.sec-title{display:flex;align-items:center;gap:12px;font-size:clamp(22px,2.6vw,30px);line-height:1.35}
.sec-title::before{content:"";width:3px;height:22px;border-radius:2px;background:var(--gold-400);flex:none}
.sec-sub{font-size:14px;color:var(--ink-400);margin-top:8px}
.link-more{font-size:14px;font-weight:700;color:var(--brand-500);text-decoration:underline;text-underline-offset:4px}

/* ---------- 分栏布局 ---------- */
.split{display:grid;grid-template-columns:2fr 1fr;gap:24px;align-items:start}
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:28px;
  box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.card:hover h3{color:var(--brand-700)}
.card h3{transition:color .2s var(--ease)}

/* ---------- 步骤流 ---------- */
.steps{display:grid;gap:18px}
.step{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:18px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:22px 24px;
  box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.step-no{
  width:46px;height:46px;border-radius:14px;
  border:1px solid var(--gold-400);
  background:#fff;
  display:grid;place-items:center;
  font-size:18px;font-weight:700;color:var(--brand-700);
  font-variant-numeric:tabular-nums;
  flex:none;
}
.step h3{font-size:19px;line-height:1.5;margin-bottom:6px}
.step p{font-size:15px}
.step .meta{margin-top:10px;font-size:13px;color:var(--ink-400)}

/* ---------- 列表项 ---------- */
.item-list{display:grid;gap:0}
.item{
  display:flex;align-items:flex-start;gap:16px;
  padding:18px 0;
  border-bottom:1px solid var(--line);
}
.item:last-child{border-bottom:0}
.item-icon{
  width:40px;height:40px;border-radius:12px;
  background:#E7F2EC;
  display:grid;place-items:center;flex:none;
  color:var(--brand-500);
}
.item-icon svg{width:20px;height:20px}
.item-body{flex:1;min-width:0}
.item-body h3{font-size:15px;font-weight:700;margin-bottom:2px}
.item-body p{font-size:14px;color:var(--ink-600)}
.item-arrow{color:var(--brand-300);font-weight:700;flex:none;padding-top:4px}

/* ---------- 标签 ---------- */
.tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.tag{
  display:inline-block;
  font-size:12px;font-weight:600;
  color:var(--brand-700);
  background:#E7F2EC;
  border-radius:6px;
  padding:5px 10px;
  transition:all .18s var(--ease);
}
.tag:hover{background:var(--brand-500);color:#fff}

/* ---------- 数据徽章 ---------- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.stat{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:14px;
  padding:18px;
  text-align:center;
  box-shadow:var(--shadow-1);
}
.stat .num{display:block;font-size:24px;font-weight:700;color:var(--brand-700);font-variant-numeric:tabular-nums;line-height:1.2}
.stat .cap{display:block;font-size:12px;color:var(--ink-400);margin-top:4px}
.badge-float{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;
  border:1px solid var(--gold-400);
  border-radius:14px;
  padding:8px 14px;
  font-size:13px;font-weight:700;color:var(--brand-700);
  box-shadow:var(--shadow-1);
}
.badge-pill{
  display:inline-flex;align-items:center;
  background:var(--brand-900);color:#fff;
  border-radius:999px;padding:5px 12px;
  font-size:12px;font-weight:700;
}

/* ---------- 侧栏 ---------- */
.aside-stack{display:grid;gap:24px;position:sticky;top:132px}
.aside-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-1)}
.aside-card h3{font-size:18px;margin-bottom:6px}
.aside-card .aside-sub{font-size:13px;color:var(--ink-400);margin-bottom:14px}
.aside-links{display:grid;gap:10px}
.aside-link{
  display:flex;align-items:center;gap:12px;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:14px;
  background:var(--bg-50);
  color:var(--ink-900);
  font-size:14px;font-weight:600;
  transition:all .18s var(--ease);
}
.aside-link small{display:block;font-size:12px;font-weight:400;color:var(--ink-400)}
.aside-link:hover{background:#fff;border-color:var(--brand-300);transform:translateX(3px);color:var(--brand-700)}
.aside-link .dot{width:10px;height:10px;border-radius:3px;background:var(--brand-300);flex:none}
.cta-card{
  background:var(--brand-900);
  border:1px solid var(--brand-700);
  border-radius:var(--radius-lg);
  padding:26px;
  color:rgba(234,244,239,.9);
  box-shadow:var(--shadow-1);
  position:relative;
  overflow:hidden;
}
.cta-card::before{
  content:"";position:absolute;top:-60px;right:-40px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,184,75,.28),transparent 68%);
}
.cta-card h3{color:#fff;font-size:20px;margin-bottom:8px;position:relative}
.cta-card p{font-size:14px;margin-bottom:18px;position:relative}
.cta-card .btn{position:relative}
.cta-card .badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;position:relative}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;box-shadow:var(--shadow-1)}
table{width:100%;border-collapse:collapse;min-width:560px}
thead th{
  background:var(--brand-700);color:#fff;
  font-size:14px;font-weight:700;text-align:left;
  padding:14px 18px;
}
tbody td{padding:14px 18px;font-size:14px;border-top:1px solid var(--line)}
tbody tr:nth-child(even){background:#FAF8F3}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;align-items:start}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.faq-item[open]{border-left:3px solid var(--gold-400);box-shadow:var(--shadow-2)}
.faq-item summary{
  list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:20px 22px;
  font-size:16px;font-weight:700;color:var(--ink-900);
  cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  width:28px;height:28px;border-radius:50%;
  border:1px solid var(--brand-300);
  color:var(--brand-500);
  display:grid;place-items:center;
  font-size:15px;font-weight:700;
  transition:transform .2s var(--ease);
  flex:none;
}
.faq-item[open] .faq-icon{transform:rotate(180deg)}
.faq-body{padding:0 22px 22px;font-size:15px;line-height:1.8;color:var(--ink-600)}

/* ---------- CTA 条带 ---------- */
.cta-band{
  background:var(--brand-900);
  border-radius:var(--radius-lg);
  padding:40px;
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:32px;
  align-items:center;
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 12% 18%,rgba(79,176,138,.34),transparent 58%);
}
.cta-band > *{position:relative}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,28px);line-height:1.35}
.cta-band p{color:rgba(234,244,239,.86);font-size:15px;margin-top:12px}
.form-card{
  background:#fff;
  border-radius:var(--radius-md);
  padding:24px;
  box-shadow:var(--shadow-2);
}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--ink-600);margin-bottom:6px}
.field input[type="text"],
.field input[type="tel"]{
  width:100%;height:44px;border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  padding:0 14px;
  font-size:15px;
  color:var(--ink-900);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field input::placeholder{color:var(--ink-400)}
.field input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(20,121,90,.12)}
.check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--ink-600);line-height:1.6;margin-bottom:16px}
.check input{margin-top:3px;accent-color:var(--brand-500)}
.form-note{font-size:12px;color:var(--ink-400);margin-top:12px}
.form-success{
  display:none;
  background:#E7F2EC;
  border:1px solid var(--brand-300);
  border-radius:12px;
  padding:16px;
  font-size:14px;
  color:var(--brand-700);
  align-items:center;gap:10px;
}
.form-success.show{display:flex}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-900);
  border-top:3px solid transparent;
  border-image:linear-gradient(135deg,#062B20,#14795A,#4FB08A) 1;
  color:rgba(234,244,239,.76);
  margin-top:0;
  padding-top:64px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{color:#fff;font-size:17px;font-weight:800}
.footer-about{font-size:14px;line-height:1.8}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer-links{display:grid;gap:10px}
.footer-links a{color:rgba(234,244,239,.76);font-size:14px}
.footer-links a:hover{color:var(--gold-400)}
.footer-contact{font-size:14px;line-height:1.9}
.footer-bottom{
  border-top:1px solid rgba(234,244,239,.14);
  padding:22px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(234,244,239,.62);
}
.to-top{
  width:44px;height:44px;border-radius:50%;
  background:var(--brand-500);color:#fff;
  font-size:18px;display:grid;place-items:center;
  box-shadow:var(--shadow-1);
  transition:all .2s var(--ease);
}
.to-top:hover{background:var(--brand-300);transform:translateY(-3px)}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:960px}
  .section{padding:64px 0}
  .split{grid-template-columns:1.7fr 1fr}
}
@media (max-width:1023px){
  .container{max-width:720px}
  .nav-links{display:none}
  .nav-links.open{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:10px;
    position:absolute;
    top:calc(100% + 10px);left:0;right:0;
    background:var(--bg-50);
    border:1px solid var(--line);
    border-radius:20px;
    padding:14px;
    box-shadow:var(--shadow-2);
  }
  .nav-links.open .nav-card{justify-content:flex-start;border:1px solid var(--line);background:#fff;padding:12px}
  .nav-panel{position:relative}
  .burger{display:flex}
  .split{grid-template-columns:1fr}
  .aside-stack{position:static}
  .faq-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr;padding:32px}
  .cat-hero .container{padding-top:28px;padding-bottom:26px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:48px 0}
  .ticker-hint{display:none}
  .ticker-timer .unit{min-width:48px;padding:3px 6px}
  .ticker-timer .num{font-size:16px}
  .nav-cta{display:none}
  .cat-hero{min-height:200px}
  .cat-hero h1::before{height:28px}
  .sec-head{align-items:flex-start;flex-direction:column;gap:10px}
  .stats{grid-template-columns:1fr}
  .card,.aside-card,.cta-card{padding:20px}
  .step{grid-template-columns:1fr;padding:20px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .cta-band{padding:24px}
  .faq-item summary{padding:16px 18px;font-size:15px}
  .faq-body{padding:0 18px 18px}
}
@media (max-width:479px){
  .container{padding:0 16px}
  .brand-sub{display:none}
  .brand-name{font-size:15px}
  .brand-mark{width:38px;height:38px}
  .btn{width:100%}
  .nav-actions .btn{width:auto}
  .nav-links.open{grid-template-columns:1fr}
  .ticker-lead{font-size:12px}
}

/* roulang page: category2 */
:root{
  --brand-900:#062B20;
  --brand-700:#0E4D38;
  --brand-500:#14795A;
  --brand-300:#4FB08A;
  --accent-500:#FF6B35;
  --accent-600:#E4541F;
  --gold-400:#E8B84B;
  --bg-50:#F7F4ED;
  --bg-100:#EFEAE0;
  --surface:#FFFFFF;
  --ink-900:#171B19;
  --ink-600:#4A544E;
  --ink-400:#8A938C;
  --line:#DCD5C7;
  --danger:#C6402A;
  --success:#14795A;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-1:0 1px 2px rgba(6,43,32,.06),0 12px 32px -12px rgba(6,43,32,.16);
  --shadow-2:0 18px 44px -14px rgba(6,43,32,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --grad:linear-gradient(135deg,#062B20 0%,#14795A 100%);
  --grad-cta:linear-gradient(135deg,#FF6B35 0%,#E4541F 100%);
  --bar-h:44px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-600);
  background:var(--bg-50);
  word-break:break-word;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color 180ms var(--ease)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
svg{display:block}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px;border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (max-width:1279px){.container{max-width:960px}}
@media (max-width:1023px){.container{max-width:720px}}
@media (max-width:767px){.container{max-width:100%;padding:0 20px}}
@media (max-width:479px){.container{padding:0 16px}}

/* ============ 倒计时条 ============ */
.topbar{
  position:sticky;top:0;z-index:60;
  background:var(--grad);
  color:#fff;
  height:var(--bar-h);
  border-bottom:1px solid rgba(232,184,75,.28);
}
.topbar-inner{display:flex;align-items:center;gap:18px;height:100%;font-size:13px;line-height:1.4}
.topbar-text{font-weight:600;letter-spacing:.01em;white-space:nowrap}
.topbar-hint{color:rgba(255,255,255,.68);white-space:nowrap}
.countdown{margin-left:auto;display:flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums}
.cd-cell{
  display:inline-flex;align-items:baseline;gap:3px;
  padding:3px 9px;border-radius:8px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(232,184,75,.55);
}
.cd-cell b{font-size:14px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums}
.cd-cell i{font-style:normal;font-size:11px;color:var(--gold-400)}

/* ============ 导航 ============ */
.nav-wrap{
  position:sticky;top:var(--bar-h);z-index:50;
  padding:12px 0 10px;
  background:linear-gradient(180deg,rgba(247,244,237,.96) 0%,rgba(247,244,237,.82) 70%,rgba(247,244,237,0) 100%);
  backdrop-filter:blur(6px);
}
.nav-panel{
  display:flex;align-items:center;gap:14px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  padding:10px 12px;
  box-shadow:var(--shadow-1);
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;flex:0 0 auto;
  display:grid;place-items:center;
  border-radius:12px;
  background:var(--grad);
  box-shadow:0 6px 16px -8px rgba(6,43,32,.55);
}
.brand-mark svg{width:22px;height:22px}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-size:15px;font-weight:800;color:var(--ink-900);letter-spacing:-.01em}
.brand-sub{font-size:11px;color:var(--ink-400);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:8px;flex:1 1 auto;justify-content:center;margin:0}
.nav-card{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 13px;
  border-radius:12px;
  border:1px solid transparent;
  font-size:14px;font-weight:600;color:var(--ink-600);
  white-space:nowrap;
  transition:background 180ms var(--ease),border-color 180ms var(--ease),transform 180ms var(--ease),color 180ms var(--ease);
}
.nav-card svg{width:18px;height:18px;color:var(--brand-500);flex:0 0 auto}
.nav-card:hover{background:#fff;border-color:var(--brand-300);transform:translateY(-2px);color:var(--brand-700)}
.nav-card.active{
  background:var(--brand-500);color:#fff;
  box-shadow:inset 3px 0 0 var(--gold-400),0 8px 18px -12px rgba(20,121,90,.9);
}
.nav-card.active svg{color:#fff}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;
  font-size:15px;font-weight:700;
  border-radius:999px;
  padding:12px 24px;
  transition:transform 180ms var(--ease),background 180ms var(--ease),box-shadow 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease);
}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:0 10px 24px -12px rgba(228,84,31,.85)}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-1px) scale(1.02);box-shadow:var(--shadow-2)}
.btn-ghost{background:#fff;color:var(--brand-700);border:1px solid var(--brand-500)}
.btn-ghost:hover{background:rgba(20,121,90,.08);transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:14px}
.nav-cta{padding:11px 20px;font-size:14px}
.burger{
  display:none;width:42px;height:42px;flex:0 0 auto;
  border-radius:12px;border:1px solid var(--line);background:#fff;
  cursor:pointer;position:relative;
}
.burger span,.burger span::before,.burger span::after{
  position:absolute;left:50%;width:18px;height:2px;border-radius:2px;background:var(--brand-700);
  transform:translateX(-50%);content:"";transition:transform 200ms var(--ease),opacity 200ms var(--ease);
}
.burger span{top:20px}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{transform:translateX(-50%) translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span::after{transform:translateX(-50%) translateY(-6px) rotate(-45deg)}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-sm{padding:64px 0}
.section-alt{background:var(--bg-100)}
.section-head{margin-bottom:32px}
.section-head h2{
  font-size:clamp(22px,2.6vw,30px);line-height:1.35;font-weight:700;color:var(--ink-900);
  display:flex;align-items:center;gap:12px;
}
.section-head h2::before{
  content:"";width:3px;height:20px;border-radius:2px;background:var(--gold-400);flex:0 0 auto;
}
.section-head p{margin-top:10px;font-size:15px;color:var(--ink-600);max-width:760px}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-700);background:rgba(20,121,90,.1);
  border-radius:6px;padding:4px 10px;
}

/* ============ 分类头图带 ============ */
.page-banner{
  margin-top:22px;
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:230px;
  padding:26px 32px 30px;
  display:flex;flex-direction:column;justify-content:space-between;gap:26px;
  color:#fff;
  background-image:linear-gradient(135deg,rgba(6,43,32,.92) 0%,rgba(20,121,90,.62) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover,cover;
  background-position:center,center;
  box-shadow:var(--shadow-2);
}
.page-banner::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,184,75,.22) 0%,rgba(232,184,75,0) 70%);
  pointer-events:none;
}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:12px;color:rgba(255,255,255,.78);position:relative;z-index:1}
.breadcrumb a:hover{color:var(--gold-400)}
.breadcrumb .sep{opacity:.6}
.breadcrumb .current{color:#fff;font-weight:600}
.banner-body{position:relative;z-index:1;max-width:760px}
.banner-body h1{
  font-size:clamp(28px,4.2vw,44px);line-height:1.25;font-weight:800;letter-spacing:-.01em;color:#fff;
}
.banner-body p{margin-top:14px;font-size:15px;color:rgba(255,255,255,.86);max-width:640px}
.banner-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;padding:5px 11px;border-radius:999px;
  background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(232,184,75,.5);
}
.badge-solid{background:var(--brand-900);color:#fff;border-color:transparent}
.badge-gold{background:#fff;color:var(--brand-700);border:1px solid var(--gold-400)}

/* ============ 锚点标签条 ============ */
.anchor-bar{
  display:flex;gap:10px;overflow-x:auto;padding:22px 2px 6px;
  scrollbar-width:thin;
}
.anchor-bar::-webkit-scrollbar{height:6px}
.anchor-bar::-webkit-scrollbar-thumb{background:var(--line);border-radius:10px}
.anchor-chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:999px;background:#fff;
  border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink-600);
  transition:background 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease),transform 180ms var(--ease);
}
.anchor-chip:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-2px)}
.anchor-chip.is-active{background:var(--brand-500);border-color:var(--brand-500);color:#fff}
.anchor-chip i{font-style:normal;font-size:12px;color:var(--gold-400);font-weight:700}
.anchor-chip.is-active i{color:#fff}

/* ============ 数据速览 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:22px;box-shadow:var(--shadow-1);
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease);
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.stat-label{font-size:13px;color:var(--ink-400)}
.stat-num{
  margin-top:8px;font-size:24px;font-weight:700;color:var(--brand-700);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.stat-note{margin-top:8px;font-size:12px;color:var(--ink-400)}

/* ============ 宽幅图 ============ */
.wide-media{margin-top:26px;border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1)}
.wide-media img{width:100%;aspect-ratio:21/7;object-fit:cover;transition:transform 300ms var(--ease)}
.wide-media:hover img{transform:scale(1.03)}
.media-caption{padding:14px 20px;font-size:13px;color:var(--ink-400);background:#fff;border-top:1px solid var(--line)}

/* ============ 折叠区块 ============ */
.fold{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);
  box-shadow:var(--shadow-1);margin-bottom:16px;overflow:hidden;
  transition:box-shadow 200ms var(--ease),border-color 200ms var(--ease);
}
.fold[open]{border-color:var(--brand-300)}
.fold summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;gap:14px;
  padding:20px 24px;
  color:var(--ink-900);font-weight:700;font-size:17px;
  transition:background 180ms var(--ease);
}
.fold summary::-webkit-details-marker{display:none}
.fold summary:hover{background:rgba(20,121,90,.04)}
.fold .fold-index{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  background:rgba(20,121,90,.1);color:var(--brand-700);
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.fold .fold-meta{margin-left:auto;font-size:12px;font-weight:600;color:var(--ink-400);white-space:nowrap}
.fold-icon{
  flex:0 0 auto;width:32px;height:32px;border-radius:50%;
  border:1px solid var(--line);background:var(--bg-50);position:relative;
  transition:background 180ms var(--ease),border-color 180ms var(--ease),transform 180ms var(--ease);
}
.fold-icon::before,.fold-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand-700);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform 200ms var(--ease),background 180ms var(--ease);
}
.fold-icon::before{width:12px;height:2px}
.fold-icon::after{width:2px;height:12px}
.fold[open] .fold-icon{background:var(--brand-500);border-color:var(--brand-500)}
.fold[open] .fold-icon::before,.fold[open] .fold-icon::after{background:#fff}
.fold[open] .fold-icon::after{transform:translate(-50%,-50%) rotate(90deg)}
.fold-body{padding:4px 24px 26px;font-size:15px;color:var(--ink-600)}
.fold-body p{margin-bottom:14px}
.fold-body p:last-child{margin-bottom:0}

/* ============ 列表组件 ============ */
.list-block{display:flex;flex-direction:column}
.list-item{
  display:flex;align-items:flex-start;gap:14px;
  padding:16px 0;border-bottom:1px solid var(--line);
}
.list-item:last-child{border-bottom:0;padding-bottom:0}
.list-icon{
  flex:0 0 auto;width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;background:rgba(20,121,90,.1);color:var(--brand-500);
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.list-item h4{font-size:15px;font-weight:700;color:var(--ink-900);margin-bottom:4px}
.list-item p{font-size:14px;color:var(--ink-600);line-height:1.75}

/* ============ 步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:22px;box-shadow:var(--shadow-1);position:relative;
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease);
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:8px;border:1px solid var(--gold-400);
  color:var(--brand-700);font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.step-card h3{font-size:16px;font-weight:700;color:var(--ink-900);margin-bottom:8px}
.step-card p{font-size:14px;color:var(--ink-600);line-height:1.8}

/* ============ 兼容环境 ============ */
.env-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.env-card{
  display:flex;gap:16px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:22px;box-shadow:var(--shadow-1);
}
.env-card .list-icon{width:44px;height:44px;border-radius:12px}
.env-card h3{font-size:16px;font-weight:700;color:var(--ink-900);margin-bottom:6px}
.env-card p{font-size:14px;color:var(--ink-600)}

/* ============ 时间线 ============ */
.timeline{position:relative;padding-left:26px}
.timeline::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--brand-300),rgba(79,176,138,.15));
}
.tl-item{position:relative;padding:0 0 26px 18px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-25px;top:8px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--brand-500);
}
.tl-item h3{font-size:16px;font-weight:700;color:var(--ink-900)}
.tl-item .tl-time{font-size:12px;color:var(--gold-400);font-weight:700;letter-spacing:.04em;font-variant-numeric:tabular-nums}
.tl-item p{font-size:14px;color:var(--ink-600);margin-top:6px}

/* ============ FAQ ============ */
.faq-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  box-shadow:var(--shadow-1);overflow:hidden;align-self:start;
}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:12px;
  padding:18px 22px;font-size:15px;font-weight:700;color:var(--ink-900);
  transition:background 180ms var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(20,121,90,.04)}
.faq-item summary::after{
  content:"+";margin-left:auto;flex:0 0 auto;
  width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid var(--line);background:var(--bg-50);
  color:var(--brand-700);font-size:16px;font-weight:700;line-height:1;
  transition:transform 200ms var(--ease),background 180ms var(--ease),color 180ms var(--ease);
}
.faq-item[open]{border-color:var(--brand-300);box-shadow:inset 3px 0 0 var(--gold-400),var(--shadow-1)}
.faq-item[open] summary::after{transform:rotate(180deg);background:var(--brand-500);color:#fff;border-color:var(--brand-500)}
.faq-answer{padding:0 22px 20px;font-size:14px;line-height:1.8;color:var(--ink-600)}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:radial-gradient(circle at 18% 12%,rgba(232,184,75,.28) 0%,rgba(232,184,75,0) 55%),var(--brand-900);
  border-radius:var(--radius-lg);
  padding:44px;
  color:#fff;
  display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center;
  box-shadow:var(--shadow-2);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;font-weight:700;color:#fff}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.82);max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.cta-side{display:flex;flex-direction:column;gap:14px}
.cta-badge{
  display:flex;align-items:center;gap:14px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(232,184,75,.4);
  border-radius:var(--radius-sm);
  padding:16px 18px;
}
.cta-badge strong{font-size:20px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums}
.cta-badge span{font-size:12px;color:rgba(255,255,255,.72)}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--brand-900);
  color:rgba(255,255,255,.72);
  padding:0 0 26px;
  margin-top:0;
  position:relative;
}
.site-footer::before{
  content:"";display:block;height:3px;width:100%;
  background:linear-gradient(135deg,#062B20 0%,#14795A 55%,#E8B84B 100%);
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;
  padding:56px 0 34px;
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand strong{font-size:16px;color:#fff;font-weight:800}
.footer-about{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px}
.site-footer h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-links a:hover{color:var(--gold-400)}
.footer-contact{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:20px;
  display:flex;align-items:center;gap:16px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}
.to-top{
  width:42px;height:42px;flex:0 0 auto;border-radius:50%;border:0;cursor:pointer;
  background:var(--brand-500);color:#fff;font-size:17px;
  transition:transform 180ms var(--ease),background 180ms var(--ease);
}
.to-top:hover{transform:translateY(-3px);background:var(--brand-300);color:var(--brand-900)}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .stat-grid{grid-template-columns:repeat(4,1fr)}
  .nav-links{gap:6px}
  .nav-card{padding:9px 11px;font-size:13px}
}
@media (max-width:1023px){
  .section{padding:64px 0}
  .section-sm{padding:48px 0}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .env-grid{grid-template-columns:1fr}
  .faq-list{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;padding:34px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;padding:44px 0 28px}
  .nav-card span{display:inline}
}
@media (max-width:767px){
  :root{--bar-h:40px}
  .topbar-text{display:none}
  .topbar-hint{display:none}
  .countdown{margin-left:0}
  .topbar-inner{justify-content:center}
  .nav-panel{padding:9px 10px;gap:10px;border-radius:16px}
  .brand-sub{display:none}
  .burger{display:inline-block}
  .nav-links{
    position:fixed;left:14px;right:14px;top:calc(var(--bar-h) + 68px);
    display:none;grid-template-columns:1fr 1fr;gap:10px;
    background:var(--bg-50);border:1px solid var(--line);border-radius:18px;
    padding:14px;box-shadow:var(--shadow-2);z-index:70;
    max-height:calc(100vh - 140px);overflow-y:auto;
  }
  .nav-links.is-open{display:grid}
  .nav-card{
    justify-content:flex-start;
    background:#fff;border-color:var(--line);
    padding:12px;font-size:13px;white-space:normal;
  }
  .nav-card.active{background:var(--brand-500);color:#fff}
  .page-banner{padding:20px 20px 24px;min-height:190px;border-radius:18px}
  .section{padding:48px 0}
  .section-sm{padding:40px 0}
  .stat-grid{grid-template-columns:1fr;gap:14px}
  .steps{grid-template-columns:1fr}
  .fold summary{padding:16px 18px;font-size:15px;gap:10px}
  .fold .fold-meta{display:none}
  .fold-body{padding:2px 18px 22px}
  .wide-media img{aspect-ratio:16/9}
  .cta-band{padding:26px 20px;border-radius:18px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:14px}
  .faq-item summary{padding:16px 18px;font-size:14px}
  .faq-answer{padding:0 18px 18px}
}
@media (max-width:479px){
  .brand-name{font-size:14px}
  .banner-body p{font-size:14px}
  .stat-num{font-size:22px}
}

/* roulang page: category3 */
:root{
  --brand-900:#062B20;
  --brand-700:#0E4D38;
  --brand-500:#14795A;
  --brand-300:#4FB08A;
  --accent-500:#FF6B35;
  --accent-600:#E4541F;
  --gold-400:#E8B84B;
  --bg-50:#F7F4ED;
  --bg-100:#EFEAE0;
  --surface:#FFFFFF;
  --ink-900:#171B19;
  --ink-600:#4A544E;
  --ink-400:#8A938C;
  --line:#DCD5C7;
  --danger:#C6402A;
  --success:#14795A;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --radius-badge:14px;
  --shadow-sm:0 1px 2px rgba(6,43,32,.06),0 12px 32px -12px rgba(6,43,32,.16);
  --shadow-lg:0 18px 44px -14px rgba(6,43,32,.28);
  --grad-brand:linear-gradient(135deg,#062B20 0%,#14795A 100%);
  --grad-cta:linear-gradient(135deg,#FF7A42 0%,#E4541F 100%);
  --ease:cubic-bezier(.22,.61,.36,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;line-height:1.85;color:var(--ink-600);
  background:var(--bg-50);
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-500);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--brand-700);}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;}
p{margin:0;}
input,textarea{font:inherit;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ============ 顶部倒计时条 ============ */
.topbar{
  position:sticky;top:0;z-index:60;
  background:var(--grad-brand);
  color:#E9F3EE;font-size:13px;
  min-height:44px;display:flex;align-items:center;
}
.topbar .container{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.topbar-label{font-weight:700;color:#fff;letter-spacing:.02em;}
.topbar-note{color:rgba(233,243,238,.78);}
.topbar-timer{margin-left:auto;display:flex;align-items:center;gap:8px;}
.timer-hint{color:rgba(233,243,238,.78);}
.timer-cells{display:flex;align-items:center;gap:6px;}
.timer-cell{
  min-width:38px;text-align:center;
  background:rgba(232,184,75,.14);
  border:1px solid rgba(232,184,75,.55);
  border-radius:10px;padding:2px 6px;
  font-weight:700;color:#fff;font-variant-numeric:tabular-nums;
  font-size:14px;line-height:1.5;
}
.timer-sep{color:rgba(232,184,75,.7);font-weight:700;}

/* ============ 主导航 ============ */
.site-head{
  position:sticky;top:44px;z-index:50;
  padding:12px 0;
  background:linear-gradient(180deg,rgba(247,244,237,.96) 60%,rgba(247,244,237,0));
  backdrop-filter:blur(8px);
}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  padding:10px 14px;
  box-shadow:var(--shadow-sm);
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;color:inherit;}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-900);
  border-radius:var(--radius-sm);
  box-shadow:inset 0 0 0 1px rgba(232,184,75,.35);
}
.brand-mark svg{width:24px;height:24px;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:16px;font-weight:800;color:var(--ink-900);letter-spacing:.01em;}
.brand-sub{font-size:12px;color:var(--ink-400);}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:nowrap;}
.nav-card{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 13px;border-radius:var(--radius-sm);
  font-size:14px;font-weight:600;color:var(--ink-600);
  border:1px solid transparent;background:transparent;
  transition:transform .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
  white-space:nowrap;position:relative;
}
.nav-card svg{width:18px;height:18px;flex:0 0 18px;}
.nav-card:hover{background:#fff;border-color:var(--brand-300);color:var(--brand-700);transform:translateY(-2px);}
.nav-card.active{
  background:var(--brand-500);color:#fff;border-color:var(--brand-500);
}
.nav-card.active::before{
  content:"";position:absolute;left:-1px;top:50%;transform:translateY(-50%);
  width:3px;height:18px;border-radius:2px;background:var(--gold-400);
}
.nav-card.active:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:700;font-size:15px;
  padding:12px 24px;border:1px solid transparent;
  transition:transform .18s var(--ease),background .18s var(--ease),box-shadow .18s var(--ease),color .18s var(--ease);
  cursor:pointer;text-align:center;
}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:0 10px 24px -10px rgba(228,84,31,.7);}
.btn-primary:hover{background:var(--accent-600);color:#fff;transform:translateY(-1px) scale(1.02);box-shadow:var(--shadow-lg);}
.btn-ghost{background:#fff;border-color:var(--brand-500);color:var(--brand-500);}
.btn-ghost:hover{background:#EAF5F0;color:var(--brand-700);transform:translateY(-1px);}
.btn-text{color:var(--brand-500);text-decoration:underline;text-underline-offset:4px;padding:0;font-weight:700;border-radius:0;}
.btn-text:hover{color:var(--brand-700);}
.nav-cta{padding:11px 20px;font-size:14px;}
.burger{
  display:none;width:42px;height:42px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fff;position:relative;
}
.burger span,.burger span::before,.burger span::after{
  position:absolute;left:50%;top:50%;width:18px;height:2px;border-radius:2px;
  background:var(--brand-700);transform:translate(-50%,-50%);content:"";
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.burger span::before{transform:translate(-50%,-7px);}
.burger span::after{transform:translate(-50%,7px);}
.burger[aria-expanded="true"] span{background:transparent;}
.burger[aria-expanded="true"] span::before{transform:translate(-50%,0) rotate(45deg);}
.burger[aria-expanded="true"] span::after{transform:translate(-50%,0) rotate(-45deg);}
.drawer{display:none;}

/* ============ 分类头图带 ============ */
.cat-banner{
  position:relative;overflow:hidden;
  min-height:200px;display:flex;align-items:flex-end;
  border-radius:0 0 var(--radius-lg) var(--radius-lg);
  background-image:
    linear-gradient(135deg,rgba(6,43,32,.94) 0%,rgba(20,121,90,.82) 100%),
    url('/assets/images/backpic/back-2.png');
  background-size:cover,cover;
  background-position:center,center;
}
.cat-banner::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 88% 20%,rgba(232,184,75,.22),transparent 46%);
  pointer-events:none;
}
.banner-inner{position:relative;width:100%;padding:32px 0 28px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:12px;color:rgba(233,243,238,.82);margin-bottom:14px;flex-wrap:wrap;}
.crumb a{color:rgba(233,243,238,.82);}
.crumb a:hover{color:#fff;}
.crumb .sep{color:rgba(232,184,75,.75);}
.crumb .current{color:#fff;font-weight:600;}
.cat-banner h1{
  color:#fff;font-size:clamp(28px,4.2vw,44px);line-height:1.25;letter-spacing:-.01em;font-weight:800;
}
.cat-banner .banner-desc{
  margin-top:12px;max-width:760px;color:rgba(240,248,244,.9);font-size:15px;
}
.banner-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.banner-tag{
  font-size:12px;font-weight:600;padding:5px 12px;border-radius:6px;
  background:rgba(232,184,75,.16);border:1px solid rgba(232,184,75,.5);color:#F6E7BE;
}

/* ============ 通用板块 ============ */
section{padding:88px 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.sec-title{position:relative;padding-left:16px;font-size:clamp(22px,2.6vw,30px);line-height:1.35;}
.sec-title::before{content:"";position:absolute;left:0;top:.28em;width:3px;height:18px;border-radius:2px;background:var(--gold-400);}
.sec-sub{margin-top:10px;font-size:15px;color:var(--ink-600);max-width:720px;}
.sec-alt{background:var(--bg-100);}

/* ============ 目录锚点卡 ============ */
.toc-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.toc-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  color:var(--ink-900);
}
.toc-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--brand-300);color:var(--brand-700);}
.toc-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:32px;border-radius:var(--radius-badge);
  border:1px solid var(--gold-400);color:#8A6516;background:#FDF6E4;
  font-weight:700;font-size:15px;font-variant-numeric:tabular-nums;
}
.toc-card h3{font-size:18px;line-height:1.5;}
.toc-card p{font-size:14px;line-height:1.75;color:var(--ink-600);}
.toc-foot{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--brand-500);margin-top:auto;}
.toc-foot svg{width:16px;height:16px;}

/* ============ 长文大卡区块 ============ */
.rule-block{
  position:relative;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:36px 36px 34px 40px;box-shadow:var(--shadow-sm);
  margin-bottom:32px;scroll-margin-top:130px;
}
.rule-block::before{
  content:"";position:absolute;left:0;top:34px;bottom:34px;width:4px;border-radius:0 4px 4px 0;
  background:var(--gold-400);
}
.rule-block:last-of-type{margin-bottom:0;}
.rule-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:18px;}
.rule-index{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:52px;height:34px;border-radius:var(--radius-badge);
  background:var(--brand-900);color:#F4E4B8;font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;letter-spacing:.04em;
}
.rule-head h2{font-size:clamp(20px,2.1vw,25px);line-height:1.4;}
.rule-block p{margin-bottom:16px;}
.rule-block p:last-child{margin-bottom:0;}
.rule-list{margin:18px 0;display:grid;gap:12px;}
.rule-list li{
  position:relative;padding-left:26px;font-size:15px;line-height:1.8;color:var(--ink-600);
}
.rule-list li::before{
  content:"";position:absolute;left:4px;top:.72em;width:8px;height:8px;
  background:var(--gold-400);border-radius:2px;
}
.rule-list li strong{color:var(--ink-900);}
.note-card{
  background:#EDF6F1;border:1px solid rgba(20,121,90,.18);
  border-radius:var(--radius-md);padding:18px 20px;margin:20px 0 0;
  font-size:14px;line-height:1.8;color:var(--brand-700);
}
.note-card strong{display:block;margin-bottom:4px;color:var(--brand-900);font-size:14px;}
.rule-figure{margin:22px 0 6px;border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--line);}
.rule-figure img{width:100%;object-fit:cover;aspect-ratio:16/9;transition:transform .22s var(--ease);}
.rule-figure:hover img{transform:scale(1.03);}
.rule-figure figcaption{font-size:13px;color:var(--ink-400);padding:10px 14px;background:var(--bg-50);}
.mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:18px;}
.mini-card{
  background:var(--bg-50);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:16px 18px;font-size:14px;line-height:1.75;color:var(--ink-600);
}
.mini-card b{display:block;color:var(--ink-900);font-size:15px;margin-bottom:4px;}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-md);box-shadow:var(--shadow-sm);
  overflow:hidden;transition:box-shadow .2s var(--ease),transform .2s var(--ease);
}
.faq-item:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  padding:20px 22px;font-weight:700;color:var(--ink-900);font-size:15px;line-height:1.6;
  position:relative;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";margin-left:auto;flex:0 0 28px;width:28px;height:28px;border-radius:50%;
  border:1px solid var(--line);position:relative;
  transition:transform .18s var(--ease),border-color .18s var(--ease);
  background:
    linear-gradient(var(--brand-500),var(--brand-500)) center/12px 2px no-repeat,
    linear-gradient(var(--brand-500),var(--brand-500)) center/2px 12px no-repeat;
}
.faq-item[open] summary::after{transform:rotate(180deg);border-color:var(--brand-500);}
.faq-item[open] summary{border-left:3px solid var(--gold-400);}
.faq-body{padding:0 22px 22px;font-size:15px;line-height:1.8;color:var(--ink-600);}

/* ============ CTA 条带 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--brand-900);
  border-radius:var(--radius-lg);
  padding:48px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
  box-shadow:var(--shadow-lg);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 82% 12%,rgba(232,184,75,.24),transparent 44%),
                   radial-gradient(circle at 8% 92%,rgba(79,176,138,.22),transparent 48%);
  pointer-events:none;
}
.cta-copy{position:relative;max-width:620px;}
.cta-copy h2{color:#fff;font-size:clamp(22px,2.6vw,30px);line-height:1.35;}
.cta-copy p{margin-top:12px;color:rgba(233,243,238,.85);font-size:15px;}
.cta-actions{position:relative;display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.cta-band .btn-ghost{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;}
.badge-row{position:relative;display:flex;gap:12px;flex-wrap:wrap;margin-top:22px;}
.badge-float{
  background:#fff;border:1px solid var(--gold-400);border-radius:var(--radius-badge);
  padding:8px 14px;display:flex;flex-direction:column;line-height:1.3;
  box-shadow:0 10px 24px -14px rgba(6,43,32,.6);
}
.badge-float span{font-size:11px;color:var(--ink-400);}
.badge-float b{font-size:18px;color:var(--brand-900);font-variant-numeric:tabular-nums;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--brand-900);color:rgba(233,243,238,.78);
  margin-top:88px;padding:0 0 26px;
  position:relative;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:var(--grad-brand);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;
  padding:58px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand strong{color:#fff;font-size:16px;font-weight:800;}
.footer-about{font-size:14px;line-height:1.85;color:rgba(233,243,238,.7);max-width:340px;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{color:rgba(233,243,238,.76);font-size:14px;}
.footer-links a:hover{color:var(--gold-400);}
.footer-contact{font-size:14px;line-height:1.9;color:rgba(233,243,238,.7);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:20px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(233,243,238,.6);
}
.to-top{
  width:42px;height:42px;border-radius:50%;background:var(--brand-500);color:#fff;
  font-size:17px;display:inline-flex;align-items:center;justify-content:center;
  transition:transform .18s var(--ease),background .18s var(--ease);
}
.to-top:hover{background:var(--brand-300);transform:translateY(-3px);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  :root{--container:960px;}
  section{padding:64px 0;}
  .nav-card{padding:8px 10px;font-size:13px;}
}
@media (max-width:1023px){
  :root{--container:720px;}
  .nav-links{display:none;}
  .burger{display:inline-flex;}
  .nav-cta{padding:10px 16px;font-size:13px;}
  .drawer{
    display:none;margin-top:12px;background:var(--bg-50);
    border:1px solid var(--line);border-radius:20px;padding:16px;
    box-shadow:var(--shadow-sm);
  }
  .drawer.open{display:block;}
  .drawer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;}
  .drawer .nav-card{
    background:#fff;border:1px solid var(--line);justify-content:flex-start;
    padding:12px 14px;font-size:14px;
  }
  .drawer .nav-card.active{background:var(--brand-500);color:#fff;border-color:var(--brand-500);}
  .toc-grid{grid-template-columns:repeat(2,1fr);}
  .faq-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
  .cta-band{padding:36px 28px;}
  .rule-block{padding:28px 24px 26px 28px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 20px;}
  section{padding:48px 0;}
  .topbar{min-height:40px;}
  .topbar-note{display:none;}
  .site-head{top:40px;padding:10px 0;}
  .nav-panel{border-radius:16px;padding:8px 10px;gap:10px;}
  .brand-sub{display:none;}
  .cat-banner{min-height:140px;border-radius:0 0 18px 18px;}
  .banner-inner{padding:24px 0 20px;}
  .toc-grid{grid-template-columns:repeat(2,1fr);gap:16px;}
  .toc-card{padding:18px 16px;border-radius:var(--radius-md);}
  .mini-grid{grid-template-columns:1fr;}
  .rule-block{padding:24px 18px 22px 22px;border-radius:var(--radius-md);margin-bottom:20px;}
  .rule-block::before{top:24px;bottom:24px;}
  .faq-item summary{padding:16px 18px;}
  .faq-body{padding:0 18px 18px;}
  .cta-band{padding:28px 20px;border-radius:var(--radius-md);}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding:40px 0 28px;}
  .footer-about{max-width:none;}
  .site-footer{margin-top:48px;}
}
@media (max-width:479px){
  .container{padding:0 16px;}
  .toc-grid{grid-template-columns:1fr;}
  .nav-cta{padding:9px 14px;font-size:13px;}
  .btn{padding:11px 20px;font-size:14px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
}