/* roulang page: index */
:root{
  --c-primary:#E9542F;
  --c-primary-deep:#C93F1D;
  --c-accent:#0E7C6B;
  --c-accent-deep:#10312E;
  --c-ink:#1C1B1A;
  --c-ink-2:#55524E;
  --c-line:#EFE4DC;
  --c-bg:#FFF9F5;
  --c-surface:#FFFFFF;
  --c-soft:#FFF1E8;
  --c-warm:#FFC24B;
  --c-success:#15803D;
  --c-danger:#D92D20;
  --grad-brand:linear-gradient(120deg,#E9542F 0%,#FF8A5B 55%,#FFC24B 100%);
  --sh-1:0 1px 2px rgba(28,27,26,.04),0 8px 24px rgba(233,84,47,.08);
  --sh-2:0 24px 60px rgba(233,84,47,.14);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --space:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink-2);
  background:var(--c-bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--c-accent);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary);}
h1,h2,h3,h4,p,ul,ol,dl,dd{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
section{position:relative;}
.section{padding:var(--space) 0;}
.section-head{margin-bottom:44px;}
.section-head.center{text-align:center;max-width:760px;margin-left:auto;margin-right:auto;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.02em;
  color:var(--c-primary);background:rgba(233,84,47,.1);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);}
h1,h2,h3{color:var(--c-ink);font-weight:700;}
h2{font-size:clamp(24px,3.2vw,36px);line-height:1.25;letter-spacing:-.01em;}
h3{font-size:20px;line-height:1.35;font-weight:700;}
.lead{font-size:16px;line-height:1.9;color:var(--c-ink-2);}
.muted{color:#7B7671;font-size:14px;line-height:1.7;}
.grad-text{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,249,245,.86);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 8px 24px rgba(28,27,26,.05);}
.nav-bar{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;height:78px;
}
.nav-side{display:flex;align-items:center;gap:28px;flex:1;}
.nav-side.right{justify-content:flex-end;}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--c-ink);
  padding:6px 2px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--c-primary);border-radius:2px;transform:scaleX(0);
  transform-origin:center;transition:transform .22s ease;
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--c-primary);}
.brand{
  display:flex;flex-direction:column;align-items:center;gap:2px;
  text-align:center;flex:0 0 auto;
}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:13px;letter-spacing:-.02em;
  box-shadow:0 8px 20px rgba(233,84,47,.28);
}
.brand-text{font-size:16px;font-weight:800;color:var(--c-ink);letter-spacing:-.01em;line-height:1.2;}
.brand-sub{font-size:11px;color:#8A827B;letter-spacing:.04em;}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 20px;border-radius:999px;background:var(--grad-brand);
  color:#fff;font-size:14px;font-weight:600;
  box-shadow:0 10px 24px rgba(233,84,47,.26);white-space:nowrap;
}
.nav-cta:hover{color:#fff;filter:brightness(1.05);transform:translateY(-1px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  align-items:center;justify-content:center;border:1px solid var(--c-line);background:#fff;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.mobile-drawer{
  display:none;position:fixed;inset:78px 0 0;z-index:79;
  background:rgba(255,249,245,.98);backdrop-filter:blur(10px);
  padding:24px;overflow-y:auto;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:block;font-size:18px;font-weight:600;color:var(--c-ink);
  padding:16px 4px;border-bottom:1px solid var(--c-line);
}
.mobile-drawer a.active{color:var(--c-primary);}
.drawer-cta{
  display:block;margin-top:24px;text-align:center;padding:16px;border-radius:999px;
  background:var(--grad-brand);color:#fff!important;font-weight:700;border-bottom:0!important;
}

/* ============ Hero ============ */
.hero{padding:72px 0 88px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;top:-180px;right:-120px;width:620px;height:620px;
  background:radial-gradient(circle at 40% 40%,rgba(233,84,47,.16),rgba(255,194,75,.08) 55%,transparent 72%);
  border-radius:50%;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;left:-60px;bottom:-80px;width:320px;height:320px;
  background-image:radial-gradient(rgba(14,124,107,.16) 1px,transparent 1px);
  background-size:16px 16px;opacity:.7;pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  position:relative;z-index:2;
}
.hero h1{
  font-size:clamp(30px,4.6vw,52px);line-height:1.15;font-weight:800;letter-spacing:-.01em;
  margin-bottom:20px;
}
.hero-sub{
  font-size:17px;line-height:1.85;color:var(--c-ink-2);
  max-width:560px;margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:16px;font-weight:600;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,color .2s ease;
  border:1px solid transparent;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 14px 32px rgba(233,84,47,.28);}
.btn-primary:hover{color:#fff;filter:brightness(1.05);transform:translateY(-2px);box-shadow:0 20px 42px rgba(233,84,47,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line);box-shadow:var(--sh-1);}
.btn-ghost:hover{color:var(--c-primary);border-color:rgba(233,84,47,.4);transform:translateY(-2px);}
.btn-accent{background:var(--c-accent);color:#fff;box-shadow:0 14px 32px rgba(14,124,107,.24);}
.btn-accent:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none!important;}

.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--c-accent);
  background:rgba(14,124,107,.1);border-radius:999px;padding:6px 14px;
}
.tag.warm{color:#9A6200;background:rgba(255,194,75,.22);}
.tag.primary{color:var(--c-primary);background:rgba(233,84,47,.1);}

.hero-media{position:relative;}
.hero-media .shot{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-2);aspect-ratio:4/3;background:var(--c-soft);
}
.hero-media .shot img{width:100%;height:100%;object-fit:cover;}
.hero-media .shot::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(16,49,46,.12),rgba(16,49,46,.34));
}
.status-card{
  position:absolute;right:-14px;bottom:-24px;width:274px;
  background:#fff;border-radius:var(--r-md);box-shadow:var(--sh-2);
  padding:18px 20px;border:1px solid var(--c-line);
}
.status-card .status-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;}
.status-card .status-num{font-size:24px;font-weight:800;color:var(--c-ink);font-variant-numeric:tabular-nums;}
.status-card p{margin:0;font-size:13px;line-height:1.7;color:#7B7671;}
.pulse{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--c-success);
  background:rgba(21,128,61,.1);border-radius:999px;padding:4px 10px;
}
.pulse i{width:7px;height:7px;border-radius:50%;background:var(--c-success);display:block;animation:pulse 1.6s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.82);}}

/* ============ 数据徽章条 ============ */
.metrics{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:40px 0;}
.metric{display:flex;flex-direction:column;gap:6px;padding-left:18px;border-left:3px solid var(--c-soft);}
.metric:nth-child(1){border-left-color:rgba(233,84,47,.45);}
.metric:nth-child(2){border-left-color:rgba(14,124,107,.45);}
.metric:nth-child(3){border-left-color:rgba(255,194,75,.7);}
.metric:nth-child(4){border-left-color:rgba(233,84,47,.45);}
.metric .num{font-size:28px;font-weight:800;color:var(--c-ink);font-variant-numeric:tabular-nums;line-height:1.2;}
.metric .num small{font-size:14px;font-weight:600;color:var(--c-ink-2);margin-left:4px;}
.metric .label{font-size:13px;color:#7B7671;}

/* ============ 时间线 ============ */
.timeline{position:relative;padding-left:0;}
.timeline-list{position:relative;padding-left:28px;}
.timeline-list::before{
  content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,#E9542F,#FF8A5B,#FFC24B);border-radius:2px;
}
.tl-item{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-left:3px solid transparent;border-radius:var(--r-md);box-shadow:var(--sh-1);
  padding:24px 28px;margin-bottom:16px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.tl-item:hover{border-left-color:var(--c-primary);transform:translateY(-4px);box-shadow:var(--sh-2);}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:32px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:2px solid var(--c-primary);
}
.tl-item.now::before{background:var(--c-primary);box-shadow:0 0 0 6px rgba(233,84,47,.16);}
.tl-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:10px;}
.tl-time{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:96px;padding:5px 12px;border-radius:999px;
  background:var(--c-soft);color:var(--c-primary);font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.tl-item h3{margin:0;}
.tl-item p{margin:8px 0 12px;font-size:15px;line-height:1.8;color:var(--c-ink-2);}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;}
.day-tabs{display:inline-flex;gap:8px;background:#fff;border:1px solid var(--c-line);border-radius:999px;padding:6px;margin-bottom:32px;}
.day-tabs span{
  display:inline-block;padding:8px 20px;border-radius:999px;font-size:14px;font-weight:600;color:var(--c-ink-2);
}
.day-tabs span.on{background:var(--grad-brand);color:#fff;}

/* ============ 亮点卡 ============ */
.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.hl-card{
  background:var(--c-surface);border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--c-line);box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.hl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.hl-card .thumb{aspect-ratio:1/1;overflow:hidden;background:var(--c-soft);}
.hl-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.hl-card:hover .thumb img{transform:scale(1.04);}
.hl-body{padding:20px 22px 24px;}
.hl-body h3{font-size:18px;margin-bottom:6px;}
.hl-body .role{font-size:13px;color:#7B7671;margin-bottom:12px;}
.hl-body .desc{font-size:14px;line-height:1.75;color:var(--c-ink-2);margin-bottom:14px;}

/* ============ 方案对比 ============ */
.plans-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.plan{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:32px 28px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;flex-direction:column;
}
.plan:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.plan.featured{border:2px solid var(--c-primary);transform:translateY(-8px);box-shadow:var(--sh-2);}
.plan.featured:hover{transform:translateY(-10px);}
.plan-badge{
  position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:var(--grad-brand);color:#fff;font-size:13px;font-weight:700;
  padding:6px 18px;border-radius:999px;white-space:nowrap;box-shadow:0 10px 22px rgba(233,84,47,.28);
}
.plan h3{font-size:22px;margin-bottom:6px;}
.plan .plan-for{font-size:13px;color:#7B7671;margin-bottom:18px;}
.price{display:flex;align-items:flex-end;gap:6px;margin-bottom:20px;}
.price .val{font-size:38px;font-weight:800;color:var(--c-ink);line-height:1;font-variant-numeric:tabular-nums;}
.price .unit{font-size:14px;color:#7B7671;padding-bottom:4px;}
.plan ul{display:flex;flex-direction:column;gap:8px;margin-bottom:24px;}
.plan li{display:flex;gap:10px;font-size:15px;line-height:1.9;color:var(--c-ink-2);}
.plan li svg{flex:0 0 auto;margin-top:9px;}
.plan .divider{height:1px;background:var(--c-line);margin:0 0 24px;}
.plan .btn{margin-top:auto;}

/* ============ 表单 ============ */
.signup{background:var(--c-soft);}
.signup-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:start;}
.trust-list{display:flex;flex-direction:column;gap:16px;margin-top:28px;}
.trust-item{display:flex;gap:14px;align-items:flex-start;}
.trust-ico{
  flex:0 0 auto;width:42px;height:42px;border-radius:12px;background:#fff;
  display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-1);
}
.trust-item h3{font-size:16px;margin-bottom:4px;}
.trust-item p{font-size:14px;line-height:1.7;color:#7B7671;}
.form-card{
  background:#fff;border-radius:var(--r-lg);padding:32px;box-shadow:var(--sh-2);
  border:1px solid var(--c-line);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--c-ink);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 16px;border-radius:var(--r-sm);
  border:1px solid var(--c-line);background:#FFFDFB;transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:108px;padding:12px 16px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(233,84,47,.16);
}
.field .hint{font-size:13px;color:#8A827B;margin-top:6px;}
.field.error input,.field.error select{border-color:var(--c-danger);}
.field .err-msg{display:none;font-size:13px;color:var(--c-danger);margin-top:6px;}
.field.error .err-msg{display:block;}
.form-note{font-size:13px;color:#8A827B;margin-top:14px;text-align:center;}
.form-msg{
  display:none;margin-top:16px;padding:14px 16px;border-radius:var(--r-sm);
  background:rgba(21,128,61,.1);color:var(--c-success);font-size:14px;font-weight:600;
}
.form-msg.show{display:block;}
.spinner{
  width:16px;height:16px;border-radius:50%;border:2px solid rgba(255,255,255,.45);
  border-top-color:#fff;animation:spin .7s linear infinite;display:none;
}
.btn.loading .spinner{display:block;}
.btn.loading .btn-label{opacity:.75;}
@keyframes spin{to{transform:rotate(360deg);}}

/* ============ 最新信息 ============ */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease;color:inherit;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:inherit;}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-soft);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:18px;line-height:1.5;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card:hover h3{color:var(--c-primary);}
.news-desc{font-size:14px;line-height:1.75;color:var(--c-ink-2);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{
  margin-top:auto;display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#8A827B;border-top:1px solid var(--c-line);padding-top:14px;
}
.badge{
  display:inline-flex;align-items:center;font-size:12px;font-weight:600;
  padding:4px 10px;border-radius:999px;background:rgba(14,124,107,.1);color:var(--c-accent);
}
.badge.warm{background:rgba(255,194,75,.24);color:#8A5A00;}
.empty-state{
  text-align:center;padding:64px 24px;background:#fff;border:1px dashed var(--c-line);
  border-radius:var(--r-lg);
}
.empty-state h3{margin-bottom:10px;}
.empty-state p{font-size:15px;color:#7B7671;margin-bottom:20px;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-left:3px solid transparent;
  border-radius:var(--r-md);overflow:hidden;transition:border-color .22s ease;
}
.faq-item[open]{border-left-color:var(--c-primary);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--c-primary);}
.faq-item summary svg{flex:0 0 auto;transition:transform .22s ease;}
.faq-item[open] summary svg{transform:rotate(180deg);}
.faq-body{padding:0 24px 22px;font-size:16px;line-height:1.85;color:var(--c-ink-2);}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;border-radius:28px;overflow:hidden;
  background:var(--grad-brand);color:#fff;padding:56px 52px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 28px 64px rgba(233,84,47,.22);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(28,27,26,.14) 1px,transparent 1px);
  background-size:14px 14px;opacity:.5;
}
.cta-band h2{color:#fff;margin-bottom:10px;position:relative;}
.cta-band p{color:rgba(255,255,255,.92);font-size:16px;max-width:560px;position:relative;}
.cta-band .btn{position:relative;background:#fff;color:var(--c-primary);box-shadow:0 16px 34px rgba(28,27,26,.18);}
.cta-band .btn:hover{color:var(--c-primary-deep);transform:translateY(-2px);}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:var(--space);background:var(--c-accent-deep);color:#FFF9F5;position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-brand);
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;
  padding:64px 0 44px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{width:38px;height:38px;font-size:13px;box-shadow:none;}
.footer-brand .name{font-size:17px;font-weight:800;color:#FFF9F5;line-height:1.3;}
.footer-brand .sub{font-size:12px;color:rgba(255,249,245,.6);letter-spacing:.03em;}
.site-footer h4{font-size:15px;font-weight:700;color:#FFF9F5;margin-bottom:18px;}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,249,245,.72);}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{font-size:14px;color:rgba(255,249,245,.72);}
.footer-links a:hover{color:var(--c-warm);}
.footer-contact{display:flex;flex-direction:column;gap:14px;}
.footer-contact .row{font-size:14px;color:rgba(255,249,245,.72);display:flex;gap:10px;align-items:flex-start;}
.footer-contact .row strong{color:#FFF9F5;font-weight:600;}
.footer-bottom{
  border-top:1px solid rgba(255,249,245,.14);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,249,245,.6);
}
.footer-bottom a{color:rgba(255,249,245,.72);}
.footer-bottom a:hover{color:var(--c-warm);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  :root{--space:80px;}
  .hero-grid{gap:40px;}
  .highlight-grid{grid-template-columns:repeat(3,1fr);}
  .nav-side{gap:20px;}
}
@media (max-width:1023px){
  :root{--space:64px;}
  .nav-side{display:none;}
  .nav-toggle{display:flex;}
  .nav-bar{height:68px;}
  .mobile-drawer{inset:68px 0 0;}
  .hero{padding:48px 0 72px;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-media{order:-1;}
  .status-card{right:12px;bottom:-20px;width:250px;}
  .metrics-grid{grid-template-columns:repeat(2,1fr);gap:20px;padding:32px 0;}
  .plans-grid{grid-template-columns:1fr;gap:32px;}
  .plan.featured{transform:none;}
  .plan.featured:hover{transform:translateY(-4px);}
  .signup-grid{grid-template-columns:1fr;gap:36px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;padding:48px 0 36px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:44px 32px;text-align:left;}
}
@media (max-width:767px){
  :root{--space:48px;}
  .container{padding:0 18px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .timeline-list{padding-left:22px;}
  .timeline-list::before{left:3px;}
  .tl-item{padding:20px;padding-top:52px;}
  .tl-item::before{left:-24px;top:24px;width:10px;height:10px;}
  .tl-head{gap:10px;}
  .tl-time{min-width:0;}
  .highlight-grid{grid-template-columns:repeat(2,1fr);gap:16px;}
  .news-grid{grid-template-columns:1fr;}
  .form-card{padding:22px;}
  .form-row{grid-template-columns:1fr;}
  .cta-band{border-radius:20px;padding:36px 24px;}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .status-card{position:static;width:100%;margin-top:16px;}
}
@media (max-width:479px){
  .hero h1{font-size:26px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .highlight-grid{grid-template-columns:1fr;}
  .metrics-grid{grid-template-columns:1fr 1fr;gap:16px;}
  .metric .num{font-size:24px;}
  .faq-item summary{font-size:16px;padding:18px;}
  .faq-body{padding:0 18px 18px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#E9542F;
  --c-primary-2:#FF8A5B;
  --c-amber:#FFC24B;
  --c-accent:#0E7C6B;
  --c-accent-dark:#10312E;
  --c-ink:#1C1B1A;
  --c-ink-2:#55524E;
  --c-line:#EFE4DC;
  --c-bg:#FFF9F5;
  --c-surface:#FFFFFF;
  --c-soft:#FFF1E8;
  --c-success:#15803D;
  --c-warn:#B45309;
  --c-error:#D92D20;
  --grad-brand:linear-gradient(120deg,#E9542F 0%,#FF8A5B 55%,#FFC24B 100%);
  --sh-1:0 1px 2px rgba(28,27,26,.04), 0 8px 24px rgba(233,84,47,.08);
  --sh-2:0 24px 60px rgba(233,84,47,.14);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-img:16px;
  --sp:96px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.25}
h1{font-size:clamp(30px,4.6vw,52px);font-weight:800;line-height:1.15;letter-spacing:-0.01em}
h2{font-size:clamp(24px,3.2vw,36px);font-weight:700;line-height:1.25}
h3{font-size:21px;font-weight:700;line-height:1.35}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:8px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--sp) 0}
.section--tight{padding:64px 0}
.section--soft{background:var(--c-soft)}
.section--white{background:var(--c-surface)}

.section-head{max-width:760px;margin-bottom:40px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary);
  background:rgba(233,84,47,.1);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--c-ink-2);font-size:16px;line-height:1.8}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,249,245,.86);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
}
.nav-bar{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  height:72px;
}
.nav-side{display:flex;align-items:center;gap:6px}
.nav-side.left{justify-content:flex-start}
.nav-side.right{justify-content:flex-end}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  padding:8px 12px;border-radius:10px;
  font-size:15px;font-weight:600;color:var(--c-ink-2);
  transition:color .2s ease,background-color .2s ease;
}
.nav-link:hover{color:var(--c-primary);background:rgba(233,84,47,.07)}
.nav-link.active{color:var(--c-primary)}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  border-radius:2px;background:var(--c-primary);
}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  margin-left:10px;padding:10px 20px;border-radius:999px;
  background:var(--grad-brand);color:#fff;
  font-size:15px;font-weight:600;
  box-shadow:0 8px 20px rgba(233,84,47,.26);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.nav-cta:hover{transform:translateY(-1px);filter:brightness(1.04);box-shadow:0 12px 26px rgba(233,84,47,.32)}
.nav-cta:active{transform:translateY(1px)}
.brand{
  display:grid;grid-template-columns:auto auto;grid-template-areas:"mark text" "mark sub";
  align-items:center;column-gap:10px;justify-self:center;
}
.brand-mark{
  grid-area:mark;
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:14px;
  background:var(--grad-brand);color:#fff;
  font-size:15px;font-weight:800;letter-spacing:0;line-height:1;
  box-shadow:0 8px 18px rgba(233,84,47,.28);
}
.brand-text{grid-area:text;font-size:16px;font-weight:800;line-height:1.2;letter-spacing:-0.01em;white-space:nowrap}
.brand-sub{grid-area:sub;font-size:12px;line-height:1.4;color:var(--c-ink-2)}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:14px;
  border:1px solid var(--c-line);background:#fff;
  align-items:center;justify-content:center;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink)}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--c-ink);
  transition:transform .2s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ============ 次级 Hero ============ */
.hero-cat{
  position:relative;
  min-height:340px;
  display:flex;align-items:center;
  color:#fff;
  background-image:linear-gradient(120deg,rgba(28,27,26,.82) 0%,rgba(28,27,26,.62) 45%,rgba(233,84,47,.55) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.hero-cat::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:16px 16px;opacity:.5;pointer-events:none;
}
.hero-cat .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,249,245,.82);margin-bottom:18px}
.breadcrumb a:hover{color:var(--c-amber)}
.breadcrumb .sep{opacity:.6}
.breadcrumb .current{color:#fff;font-weight:600}
.hero-cat h1{max-width:820px;text-shadow:0 2px 18px rgba(28,27,26,.35)}
.hero-cat .hero-lead{
  margin-top:18px;max-width:680px;font-size:17px;line-height:1.8;color:rgba(255,249,245,.92);
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-tags span{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,249,245,.16);border:1px solid rgba(255,249,245,.28);color:#fff;
}

/* ============ 数据徽章条 ============ */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px 24px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.stat-num{
  font-size:30px;font-weight:800;line-height:1.1;color:var(--c-primary);
  font-variant-numeric:tabular-nums;
}
.stat-unit{font-size:13px;font-weight:600;color:var(--c-ink-2);margin-top:10px;display:block}
.stat-label{
  display:inline-flex;margin-top:12px;padding:4px 12px;border-radius:999px;
  font-size:13px;font-weight:600;color:var(--c-accent);background:rgba(14,124,107,.12);
}

/* ============ 筛选条 ============ */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:18px;border-radius:var(--r-md);
  background:var(--c-surface);border:1px solid var(--c-line);box-shadow:var(--sh-1);
  margin-bottom:32px;
}
.chip{
  padding:9px 18px;border-radius:999px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);
  font-size:14px;font-weight:600;
  transition:all .2s ease;
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary)}
.chip.is-active{
  background:var(--c-primary);border-color:var(--c-primary);color:#fff;
  box-shadow:0 8px 20px rgba(233,84,47,.24);
}

/* ============ 场景卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scene-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(233,84,47,.35)}
.scene-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-soft)}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.scene-card:hover .scene-media img{transform:scale(1.04)}
.scene-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.scene-body h3{font-size:20px}
.scene-body p{font-size:15px;line-height:1.75;color:var(--c-ink-2)}
.scene-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;margin-top:auto;border-top:1px solid var(--c-line);
}
.badge{
  display:inline-flex;align-items:center;
  padding:5px 12px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(233,84,47,.1);color:var(--c-primary);
}
.badge--accent{background:rgba(14,124,107,.12);color:var(--c-accent)}
.badge--amber{background:rgba(255,194,75,.22);color:#8A5A00}
.scene-time{font-size:13px;color:var(--c-ink-2);font-variant-numeric:tabular-nums}

/* ============ 流程时间线 ============ */
.flow{position:relative;padding-left:38px;max-width:900px}
.flow::before{
  content:"";position:absolute;left:10px;top:10px;bottom:10px;width:2px;
  background:var(--grad-brand);border-radius:2px;
}
.flow-item{
  position:relative;
  background:var(--c-surface);border:1px solid var(--c-line);border-left:3px solid transparent;
  border-radius:var(--r-md);padding:24px 26px;margin-bottom:20px;box-shadow:var(--sh-1);
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.flow-item:last-child{margin-bottom:0}
.flow-item:hover{border-left-color:var(--c-primary);transform:translateX(2px);box-shadow:var(--sh-2)}
.flow-item::before{
  content:"";position:absolute;left:-33px;top:30px;
  width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--c-primary);
  box-shadow:0 0 0 4px rgba(233,84,47,.12);
}
.flow-step{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:34px;height:24px;padding:0 10px;border-radius:999px;
  background:rgba(14,124,107,.12);color:var(--c-accent);
  font-size:13px;font-weight:700;margin-bottom:12px;font-variant-numeric:tabular-nums;
}
.flow-item h3{font-size:19px;margin-bottom:8px}
.flow-item p{font-size:15px;line-height:1.75;color:var(--c-ink-2)}

/* ============ 状态提示条 ============ */
.status-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:20px;
  padding:28px 32px;border-radius:var(--r-lg);
  background:var(--c-surface);border:1px solid var(--c-line);box-shadow:var(--sh-1);
  border-left:4px solid var(--c-accent);
}
.status-dot{
  width:12px;height:12px;border-radius:50%;background:var(--c-success);
  box-shadow:0 0 0 6px rgba(21,128,61,.14);flex:0 0 auto;
}
.status-bar .status-text{flex:1;min-width:240px}
.status-bar strong{display:block;font-size:17px;font-weight:700;margin-bottom:6px}
.status-bar p{font-size:15px;color:var(--c-ink-2)}
.status-bar .btn{flex:0 0 auto}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:16px;font-weight:600;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 10px 24px rgba(233,84,47,.28)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.04);box-shadow:0 16px 32px rgba(233,84,47,.34)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line);border-radius:14px}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary)}
.btn-accent{background:var(--c-accent);color:#fff;box-shadow:0 10px 24px rgba(14,124,107,.24)}
.btn-accent:hover{transform:translateY(-2px);filter:brightness(1.05)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn.is-loading{opacity:.8;cursor:progress}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-left:3px solid transparent;
  border-radius:var(--r-md);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{box-shadow:var(--sh-1)}
.faq-item[open]{border-left-color:var(--c-primary);box-shadow:var(--sh-1)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-q{font-size:17px;font-weight:600;line-height:1.5;margin:0}
.faq-arrow{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--c-line);position:relative;
  transition:transform .22s ease,border-color .22s ease,background-color .22s ease;
}
.faq-arrow::before{
  content:"";position:absolute;left:50%;top:50%;
  width:6px;height:6px;border-right:2px solid var(--c-ink-2);border-bottom:2px solid var(--c-ink-2);
  transform:translate(-50%,-70%) rotate(45deg);
}
.faq-item[open] .faq-arrow{transform:rotate(180deg);border-color:rgba(233,84,47,.4);background:rgba(233,84,47,.08)}
.faq-a{padding:0 24px 22px;font-size:16px;line-height:1.8;color:var(--c-ink-2)}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  background:var(--grad-brand);
  color:#fff;
  padding:52px;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  box-shadow:var(--sh-2);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(28,27,26,.1) 1px,transparent 1px);
  background-size:14px 14px;opacity:.5;
}
.cta-band > *{position:relative;z-index:2}
.cta-copy h2{color:#fff;margin-bottom:14px}
.cta-copy p{font-size:16px;line-height:1.8;color:rgba(255,255,255,.94);max-width:520px}
.cta-points{margin-top:22px;display:grid;gap:10px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:rgba(255,255,255,.95)}
.cta-points li::before{
  content:"";flex:0 0 auto;width:18px;height:18px;margin-top:5px;border-radius:50%;
  background:rgba(255,255,255,.22);
  background-image:linear-gradient(45deg,transparent 46%,#fff 46%,#fff 54%,transparent 54%),
                   linear-gradient(-45deg,transparent 46%,#fff 46%,#fff 54%,transparent 54%);
  background-size:10px 10px;background-position:center;background-repeat:no-repeat;
}
.form-card{
  background:#fff;border-radius:var(--r-md);padding:28px;
  box-shadow:0 18px 44px rgba(28,27,26,.18);
  color:var(--c-ink);
}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .form-hint{font-size:14px;color:var(--c-ink-2);margin-bottom:18px}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  border:1px solid var(--c-line);background:#fff;font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-field input{height:48px}
.form-field textarea{min-height:96px;resize:vertical;line-height:1.7}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 2px rgba(233,84,47,.2);
}
.form-card .btn{width:100%;margin-top:6px}
.form-tip{margin-top:14px;min-height:22px;font-size:14px;color:var(--c-accent);text-align:center}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  background:var(--c-accent-dark);
  color:#FFF9F5;
  margin-top:0;
  padding:64px 0 32px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-brand);
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.site-footer h4{font-size:16px;font-weight:700;margin-bottom:16px;color:#fff}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:13px;font-size:14px}
.footer-brand .name{font-size:16px;font-weight:800;line-height:1.3}
.footer-brand .sub{font-size:12px;color:rgba(255,249,245,.72);line-height:1.4}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,249,245,.76);max-width:340px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,249,245,.82);transition:color .2s ease}
.footer-links a:hover{color:var(--c-amber)}
.footer-contact{display:grid;gap:12px}
.footer-contact .row{display:grid;gap:4px}
.footer-contact strong{font-size:13px;font-weight:600;color:var(--c-amber)}
.footer-contact span{font-size:14px;color:rgba(255,249,245,.82);line-height:1.7}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(255,249,245,.16);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,249,245,.62);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  :root{--sp:80px}
  .cta-band{padding:44px;gap:32px}
}
@media (max-width:1023px){
  :root{--sp:64px}
  .nav-bar{display:flex;justify-content:space-between;height:64px}
  .nav-side.left{
    position:fixed;left:0;right:0;top:64px;z-index:70;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    padding:10px 24px 20px;
    background:rgba(255,249,245,.98);
    border-bottom:1px solid var(--c-line);
    box-shadow:0 20px 40px rgba(28,27,26,.12);
  }
  body.nav-open .nav-side.left{display:flex}
  .nav-side.left .nav-link{padding:16px 0;font-size:17px;border-bottom:1px solid var(--c-line);border-radius:0}
  .nav-side.left .nav-link.active::after{display:none}
  .nav-side.right{margin-left:auto}
  .nav-toggle{display:inline-flex;margin-left:10px}
  .nav-cta{padding:10px 18px;font-size:14px}
  .brand-text{font-size:15px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .card-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .cta-band{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--sp:48px}
  .container{padding:0 16px}
  .hero-cat{min-height:280px;padding:56px 0}
  .hero-cat .hero-lead{font-size:16px}
  .brand-sub{display:none}
  .brand-text{font-size:14px}
  .nav-cta{display:none}
  .card-grid{grid-template-columns:1fr;gap:16px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .flow{padding-left:26px}
  .flow-item::before{left:-24px;top:26px;width:10px;height:10px;border-width:2px}
  .flow::before{left:6px}
  .flow-item{padding:20px}
  .status-bar{padding:22px;gap:14px}
  .status-bar .btn{width:100%}
  .cta-band{padding:28px 20px;border-radius:22px}
  .faq-item summary{padding:18px}
  .faq-a{padding:0 18px 20px;font-size:15px}
  .site-footer{padding:48px 0 28px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:6px;margin-top:32px}
}
@media (max-width:479px){
  .stats-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .filter-bar{padding:14px;gap:8px}
  .chip{padding:8px 14px;font-size:13px}
  .hero-tags{gap:8px}
  .hero-tags span{font-size:12px;padding:5px 11px}
}

/* roulang page: article */
:root{
  --c-primary:#E9542F;
  --c-primary-dark:#C93F1E;
  --grad-brand:linear-gradient(120deg,#E9542F 0%,#FF8A5B 55%,#FFC24B 100%);
  --c-accent:#0E7C6B;
  --c-accent-dark:#0A6153;
  --c-ink:#1C1B1A;
  --c-ink-2:#55524E;
  --c-ink-3:#8A8580;
  --c-line:#EFE4DC;
  --c-bg:#FFF9F5;
  --c-surface:#FFFFFF;
  --c-cream:#FFF1E8;
  --c-yellow:#FFC24B;
  --c-success:#15803D;
  --c-warn:#B45309;
  --c-error:#D92D20;
  --c-footer:#10312E;
  --r-lg:24px;
  --r-md:18px;
  --r-img:16px;
  --r-sm:12px;
  --sh-1:0 1px 2px rgba(28,27,26,.04),0 8px 24px rgba(233,84,47,.08);
  --sh-2:0 24px 60px rgba(233,84,47,.14);
  --sp:96px;
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink-2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--c-accent);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;line-height:1.3}
p{margin:0}
ul,ol{margin:0}
button{font-family:inherit}
input,select,textarea{font-family:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 通用按钮 / 徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:16px;font-weight:600;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 10px 24px rgba(233,84,47,.28)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(233,84,47,.34)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--c-accent);border-color:rgba(14,124,107,.35)}
.btn-outline:hover{background:rgba(14,124,107,.08);color:var(--c-accent-dark)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  font-size:13px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge-tag{background:rgba(233,84,47,.1);color:var(--c-primary-dark)}
.badge-accent{background:rgba(14,124,107,.12);color:var(--c-accent-dark)}
.badge-yellow{background:rgba(255,194,75,.22);color:#8A5B00}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,249,245,.86);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:0 6px 20px rgba(28,27,26,.05)}
.nav-bar{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  min-height:72px;gap:16px;
}
.nav-side{display:flex;align-items:center;gap:26px}
.nav-side.right{justify-content:flex-end}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--c-ink-2);
  padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--c-primary)}
.nav-link.active::after{transform:scaleX(1)}
.nav-cta{
  display:inline-flex;align-items:center;height:42px;padding:0 20px;border-radius:999px;
  background:var(--grad-brand);color:#fff;font-size:15px;font-weight:600;
  box-shadow:0 10px 22px rgba(233,84,47,.24);white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 30px rgba(233,84,47,.3)}
.brand{display:flex;flex-direction:column;align-items:center;gap:2px;text-align:center}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:52px;height:28px;padding:0 10px;border-radius:8px;
  background:var(--grad-brand);color:#fff;font-size:14px;font-weight:800;letter-spacing:.04em;
}
.brand-text{font-size:17px;font-weight:800;color:var(--c-ink);letter-spacing:-.01em;line-height:1.2}
.brand-sub{font-size:11px;color:var(--c-ink-3);letter-spacing:.06em}
.brand:hover .brand-text{color:var(--c-primary)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:14px;
  background:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:26px 0 0}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;padding:0;font-size:13px;color:var(--c-ink-3)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:var(--c-line)}
.breadcrumb a{color:var(--c-ink-3)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .current{color:var(--c-ink-2);font-weight:600}

/* ---------- 文章布局 ---------- */
.article-wrap{padding:24px 0 0}
.article-grid{
  display:grid;grid-template-columns:minmax(0,760px) 260px;
  gap:48px;justify-content:center;align-items:start;
}
.article-main{min-width:0}
.article-head{max-width:760px}
.article-head h1{
  font-size:clamp(30px,4.6vw,44px);font-weight:800;line-height:1.18;letter-spacing:-.01em;
  margin:6px 0 18px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:14px;color:var(--c-ink-3);
}
.article-meta .dot{color:var(--c-line)}
.article-cover{
  margin-top:28px;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  background:var(--c-cream);
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-body{
  max-width:760px;margin-top:36px;font-size:16px;line-height:1.8;color:var(--c-ink-2);
  word-wrap:break-word;overflow-wrap:break-word;
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  font-size:clamp(20px,2.4vw,26px);font-weight:700;color:var(--c-ink);
  margin:40px 0 16px;line-height:1.35;
}
.article-body h2::after{
  content:"";display:block;width:44px;height:4px;border-radius:2px;
  background:var(--grad-brand);margin-top:12px;
}
.article-body h3{font-size:19px;font-weight:700;color:var(--c-ink);margin:28px 0 12px}
.article-body h4{font-size:17px;font-weight:700;color:var(--c-ink);margin:22px 0 10px}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 1.2em}
.article-body li{margin-bottom:8px}
.article-body li::marker{color:var(--c-primary)}
.article-body a{color:var(--c-accent);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--c-primary)}
.article-body strong{color:var(--c-ink)}
.article-body img{border-radius:var(--r-img);margin:24px 0;height:auto}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--c-ink-3);text-align:center;margin-top:10px}
.article-body blockquote{
  margin:24px 0;padding:18px 24px;background:var(--c-cream);
  border-left:4px solid var(--c-primary);border-radius:0 14px 14px 0;color:var(--c-ink);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body code{
  background:var(--c-cream);color:var(--c-primary-dark);
  padding:2px 6px;border-radius:6px;font-size:14px;
}
.article-body pre{
  background:#FFF1E8;border:1px solid var(--c-line);border-radius:14px;
  padding:18px;overflow-x:auto;margin:0 0 1.2em;
}
.article-body pre code{background:none;padding:0}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:12px 14px;text-align:left;vertical-align:top}
.article-body th{background:var(--c-cream);color:var(--c-ink);font-weight:700}
.article-body hr{border:none;height:1px;background:var(--c-line);margin:32px 0}

/* ---------- 文末操作 ---------- */
.article-actions{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;
  margin-top:44px;padding-top:28px;border-top:1px solid var(--c-line);
}
.empty-state{
  margin-top:32px;padding:48px 28px;text-align:center;background:var(--c-surface);
  border:1px dashed var(--c-line);border-radius:var(--r-lg);
}
.empty-state h2{font-size:22px;margin-bottom:12px}
.empty-state p{margin-bottom:22px;color:var(--c-ink-3);font-size:15px}

/* ---------- 侧栏 ---------- */
.article-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:100px}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);
}
.side-card h3{font-size:16px;margin-bottom:14px}
.side-list{list-style:none;padding:0;display:flex;flex-direction:column;gap:10px}
.side-list li{font-size:14px;color:var(--c-ink-2);line-height:1.6;padding-left:16px;position:relative}
.side-list li::before{
  content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;
  background:var(--c-primary);opacity:.8;
}
.side-links{display:flex;flex-direction:column;gap:10px}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 14px;border-radius:12px;background:var(--c-cream);
  font-size:14px;font-weight:600;color:var(--c-ink);
}
.side-links a:hover{background:rgba(233,84,47,.12);color:var(--c-primary-dark)}
.side-links a span{color:var(--c-primary);font-weight:700}

/* ---------- 相关推荐 ---------- */
.related{padding:var(--sp) 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,3.2vw,32px)}
.section-head p{font-size:14px;color:var(--c-ink-3);margin-top:8px}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(233,84,47,.25)}
.card-media{background:var(--c-cream);overflow:hidden}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{font-size:18px;line-height:1.45}
.card:hover .card-body h3{color:var(--c-primary)}
.card-body p{
  font-size:14px;color:var(--c-ink-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:var(--c-ink-3);
}
.card-foot .dot{color:var(--c-line)}

/* ---------- CTA 条 ---------- */
.cta-band{padding:var(--sp) 0 0}
.cta-inner{
  position:relative;overflow:hidden;border-radius:28px;background:var(--grad-brand);
  color:#fff;padding:48px 52px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-2);
}
.cta-inner::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(28,27,26,.16) 1px,transparent 1px);
  background-size:14px 14px;opacity:.5;pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:620px}
.cta-copy h2{color:#fff;font-size:clamp(22px,2.8vw,32px);margin-bottom:12px}
.cta-copy p{color:rgba(255,255,255,.92);font-size:15px}
.cta-inner .btn{position:relative;z-index:1;background:#fff;color:var(--c-primary-dark);box-shadow:0 12px 28px rgba(28,27,26,.18)}
.cta-inner .btn:hover{color:var(--c-primary-dark);transform:translateY(-2px)}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sp);background:var(--c-footer);color:#FFF9F5;
  border-top:2px solid transparent;
  background-image:linear-gradient(var(--c-footer),var(--c-footer)),var(--grad-brand);
  background-origin:border-box;background-clip:padding-box,border-box;
  padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--grad-brand)}
.footer-brand .name{font-size:16px;font-weight:700;color:#fff}
.footer-brand .sub{font-size:12px;color:rgba(255,249,245,.6)}
.site-footer p{color:rgba(255,249,245,.72);font-size:14px;line-height:1.8;max-width:340px}
.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(255,249,245,.72);font-size:14px}
.footer-links a:hover{color:var(--c-yellow)}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px}
.footer-contact .row{display:flex;gap:10px;flex-wrap:wrap}
.footer-contact strong{color:#fff;font-weight:600;min-width:64px}
.footer-contact span{color:rgba(255,249,245,.72)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,249,245,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,249,245,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .article-grid{grid-template-columns:minmax(0,760px);gap:0;justify-content:center}
  .article-side{display:none}
}
@media (max-width:1023px){
  :root{--sp:64px}
  .nav-bar{display:flex;flex-wrap:wrap;align-items:center;row-gap:0}
  .nav-side.right{display:contents}
  .nav-toggle{display:flex;order:1}
  .brand{order:2;flex:1;justify-content:center}
  .brand-sub{display:none}
  .brand-text{font-size:15px}
  .nav-side.right > .nav-cta{order:3;height:38px;padding:0 14px;font-size:13px}
  .nav-side.left{
    order:4;flex-basis:100%;display:none;flex-direction:column;align-items:stretch;gap:2px;
    border-top:1px solid var(--c-line);margin-top:14px;padding-top:10px;
  }
  .site-header.menu-open .nav-side.left{display:flex}
  .nav-side.left .nav-link{display:block;padding:12px 4px;font-size:16px}
  .nav-side.left .nav-link::after{display:none}
  .nav-side.right > .nav-link{
    order:5;flex-basis:100%;display:none;padding:12px 4px;font-size:16px;
    border-top:1px solid var(--c-line);
  }
  .nav-side.right > .nav-link::after{display:none}
  .site-header.menu-open .nav-side.right > .nav-link{display:block}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--sp:48px}
  .container{padding:0 18px}
  body{font-size:15px}
  .article-head h1{margin-bottom:14px}
  .article-wraps{}
  .article-body{margin-top:28px;font-size:15.5px}
  .article-body h2{margin-top:32px}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .article-body pre{font-size:13.5px}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:34px 26px;text-align:left}
  .cta-inner .btn{width:100%}
  .card-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start}
  .article-actions .btn{width:100%}
}
@media (max-width:479px){
  .brand-text{font-size:14px}
  .nav-side.right > .nav-cta{font-size:12px;padding:0 12px;height:36px}
  .footer-grid{grid-template-columns:1fr}
  .article-head h1{font-size:26px}
  .btn{height:46px;font-size:15px}
}

/* roulang page: category2 */
:root{
  --c-primary:#E9542F;
  --c-primary-dark:#CF4623;
  --grad-brand:linear-gradient(120deg,#E9542F 0%,#FF8A5B 55%,#FFC24B 100%);
  --c-accent:#0E7C6B;
  --c-accent-deep:#10312E;
  --c-ink:#1C1B1A;
  --c-ink-2:#55524E;
  --c-ink-3:#8A8480;
  --c-line:#EFE4DC;
  --c-bg:#FFF9F5;
  --c-surface:#FFFFFF;
  --c-soft:#FFF1E8;
  --c-warn:#FFC24B;
  --c-ok:#15803D;
  --c-alert:#B45309;
  --c-err:#D92D20;
  --r-lg:24px;
  --r-md:18px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(28,27,26,.04),0 8px 24px rgba(233,84,47,.08);
  --sh-2:0 24px 60px rgba(233,84,47,.14);
  --sp-section:96px;
  --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-accent);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none}
input,select,textarea{font-family:inherit;font-size:16px;color:var(--c-ink)}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--sp-section) 0}
.section-soft{background:var(--c-soft)}
.section-dark{background:var(--c-accent-deep);color:#FFF9F5}
.section-head{max-width:760px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
h1{font-size:clamp(30px,4.6vw,52px);font-weight:800;line-height:1.15;letter-spacing:-.01em}
h2{font-size:clamp(24px,3.2vw,36px);font-weight:700;line-height:1.25;letter-spacing:-.01em}
h3{font-size:20px;font-weight:700;line-height:1.35}
h4{font-size:16px;font-weight:700;line-height:1.4}
.lead{font-size:17px;color:var(--c-ink-2);line-height:1.85}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-primary);background:rgba(233,84,47,.1);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:18px}
.eyebrow.acc{color:var(--c-accent);background:rgba(14,124,107,.12)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:16px;font-weight:600;line-height:1;padding:15px 28px;border-radius:var(--r-pill);border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;white-space:nowrap}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 10px 26px rgba(233,84,47,.28)}
.btn-primary:hover{color:#fff;filter:brightness(1.05);transform:translateY(-2px);box-shadow:0 16px 34px rgba(233,84,47,.32)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line);border-radius:14px}
.btn-ghost:hover{color:var(--c-primary);border-color:var(--c-primary);transform:translateY(-2px)}
.btn-accent{background:var(--c-accent);color:#fff}
.btn-accent:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px)}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;filter:none}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;padding:5px 12px;border-radius:var(--r-pill);background:rgba(14,124,107,.12);color:var(--c-accent)}
.badge-warm{background:rgba(255,194,75,.24);color:#8A5A00}
.badge-line{background:rgba(233,84,47,.1);color:var(--c-primary)}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,249,245,.86);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid transparent;transition:box-shadow .25s ease,border-color .25s ease}
.site-header.scrolled{border-bottom-color:var(--c-line);box-shadow:0 8px 28px rgba(28,27,26,.07)}
.nav-bar{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;min-height:72px}
.nav-side{display:flex;align-items:center;gap:6px}
.nav-side.right{justify-content:flex-end;gap:10px}
.nav-link{position:relative;font-size:15px;font-weight:600;color:var(--c-ink-2);padding:10px 12px;border-radius:var(--r-pill)}
.nav-link:hover{color:var(--c-primary);background:rgba(233,84,47,.06)}
.nav-link.active{color:var(--c-primary)}
.nav-link.active::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;border-radius:2px;background:var(--grad-brand)}
.nav-cta{font-size:15px;font-weight:600;color:#fff;background:var(--grad-brand);padding:11px 22px;border-radius:var(--r-pill);box-shadow:0 8px 20px rgba(233,84,47,.26);transition:transform .2s ease,filter .2s ease}
.nav-cta:hover{color:#fff;filter:brightness(1.05);transform:translateY(-1px)}
.brand{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--c-ink);text-align:center}
.brand:hover{color:var(--c-ink)}
.brand-mark{font-size:13px;font-weight:800;letter-spacing:.16em;color:#fff;background:var(--grad-brand);border-radius:var(--r-pill);padding:2px 12px;text-transform:lowercase}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em}
.brand-sub{font-size:12px;color:var(--c-ink-3);letter-spacing:.02em}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center;position:relative}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{content:"";display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:.22s ease}
.nav-toggle span::before{transform:translateY(-6px)}
.nav-toggle span::after{transform:translateY(4px)}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:rotate(45deg) translateY(0)}
.nav-toggle[aria-expanded="true"] span::after{transform:rotate(-45deg) translateY(-2px)}
.mobile-menu{display:none;flex-direction:column;gap:6px;padding:8px 24px 24px;background:rgba(255,249,245,.98);border-bottom:1px solid var(--c-line)}
.mobile-menu.open{display:flex}
.mobile-menu a{font-size:17px;font-weight:600;color:var(--c-ink);padding:14px 8px;border-bottom:1px solid var(--c-line)}
.mobile-menu a.active{color:var(--c-primary)}
.mobile-menu .m-cta{color:#fff;text-align:center;border:0;margin-top:12px;border-radius:var(--r-pill);background:var(--grad-brand)}

/* ---------- 内页 Hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--c-accent-deep)}
.page-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.page-hero-mask{position:absolute;inset:0;background:linear-gradient(110deg,rgba(16,49,46,.92) 0%,rgba(16,49,46,.74) 48%,rgba(233,84,47,.5) 100%)}
.page-hero-inner{position:relative;z-index:2;padding:58px 24px 62px;max-width:1200px;margin:0 auto}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,249,245,.78);margin-bottom:18px}
.breadcrumb a{color:rgba(255,249,245,.86)}
.breadcrumb a:hover{color:#FFC24B}
.breadcrumb em{font-style:normal;color:#FFC24B}
.page-hero h1{color:#fff;max-width:900px;margin-bottom:16px;font-size:clamp(26px,3.6vw,42px)}
.hero-note{color:rgba(255,249,245,.9);font-size:17px;max-width:720px}
.page-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.page-hero-tags span{font-size:13px;font-weight:600;color:#FFF9F5;border:1px solid rgba(255,249,245,.35);border-radius:var(--r-pill);padding:5px 14px;background:rgba(255,255,255,.08)}

/* ---------- 对比卡 ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.compare-card{position:relative;display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:32px 28px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.compare-card.featured{border:2px solid var(--c-primary);transform:translateY(-8px);box-shadow:var(--sh-2)}
.compare-card.featured:hover{transform:translateY(-10px)}
.ribbon{position:absolute;top:-14px;left:28px;font-size:13px;font-weight:700;color:#fff;background:var(--grad-brand);border-radius:var(--r-pill);padding:5px 16px;box-shadow:0 8px 18px rgba(233,84,47,.28)}
.compare-card h3{margin-bottom:6px}
.compare-sub{font-size:14px;color:var(--c-ink-3);margin-bottom:18px}
.tick-list{display:flex;flex-direction:column;gap:8px;margin-bottom:24px}
.tick-list li{display:flex;gap:10px;font-size:15px;line-height:1.9;color:var(--c-ink-2)}
.tick-list li svg{flex:0 0 18px;width:18px;height:18px;margin-top:7px;color:var(--c-accent)}
.compare-meta{font-size:14px;color:var(--c-ink-2);background:var(--c-soft);border-radius:14px;padding:12px 16px;margin-bottom:22px}
.compare-card .btn{margin-top:auto}

/* ---------- 分栏 ---------- */
.split{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:start}
.clause-list{display:flex;flex-direction:column;gap:14px;margin-top:24px}
.clause-list li{display:flex;gap:16px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);padding:20px 22px;box-shadow:var(--sh-1);transition:transform .2s ease,border-color .2s ease}
.clause-list li:hover{transform:translateX(4px);border-color:var(--c-primary)}
.clause-num{font-size:14px;font-weight:800;color:var(--c-primary);background:rgba(233,84,47,.1);border-radius:10px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;flex:0 0 40px}
.clause-list strong{display:block;font-size:16px;font-weight:700;margin-bottom:4px}
.clause-list p{font-size:14.5px;color:var(--c-ink-2)}
.split-visual{display:flex;flex-direction:column;gap:20px}
.split-visual img{border-radius:var(--r-lg);box-shadow:var(--sh-1);aspect-ratio:4/3;object-fit:cover;width:100%}
.note-card{background:var(--c-surface);border:1px solid var(--c-line);border-left:4px solid var(--c-accent);border-radius:0 var(--r-md) var(--r-md) 0;padding:22px 24px;box-shadow:var(--sh-1)}
.note-card h4{margin-bottom:10px}
.note-card p{font-size:14.5px;color:var(--c-ink-2)}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.step{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);padding:26px 24px;box-shadow:var(--sh-1);position:relative;transition:transform .2s ease,box-shadow .2s ease}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-num{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:14px;background:var(--grad-brand);color:#fff;font-weight:800;font-size:18px;margin-bottom:16px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--c-ink-2)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;margin:0 auto}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;transition:border-color .22s ease}
.faq-item details{position:relative}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:17px;font-weight:600;padding:20px 24px;color:var(--c-ink);transition:color .2s ease}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--c-primary)}
.faq-item summary::after{content:"";flex:0 0 12px;width:12px;height:12px;border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);transform:rotate(45deg);transition:transform .22s ease;margin-right:4px}
.faq-item details[open]{border-left:3px solid var(--c-primary)}
.faq-item details[open] summary::after{transform:rotate(-135deg)}
.faq-body{padding:0 24px 22px;font-size:15.5px;color:var(--c-ink-2);line-height:1.85}
.faq-body p+p{margin-top:10px}

/* ---------- CTA + 表单 ---------- */
.cta-panel{position:relative;overflow:hidden;border-radius:28px;background:var(--grad-brand);padding:48px;display:grid;grid-template-columns:1fr .9fr;gap:40px;align-items:center;box-shadow:var(--sh-2)}
.cta-panel::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(28,27,26,.16) 1px,transparent 1px);background-size:18px 18px;opacity:.6;pointer-events:none}
.cta-copy{position:relative;z-index:2;color:#fff}
.cta-copy h2{color:#fff;margin-bottom:16px}
.cta-copy p{color:rgba(255,255,255,.94);font-size:16px;margin-bottom:22px}
.cta-points{display:flex;flex-direction:column;gap:10px}
.cta-points li{display:flex;gap:10px;font-size:15px;color:#fff}
.cta-points li svg{flex:0 0 18px;width:18px;height:18px;margin-top:5px;color:#fff}
.form-card{position:relative;z-index:2;background:#fff;border-radius:var(--r-lg);padding:32px;box-shadow:var(--sh-2)}
.form-card h3{margin-bottom:6px}
.form-card .form-tip{font-size:14px;color:var(--c-ink-3);margin-bottom:20px}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:14px;font-weight:600;margin-bottom:7px;color:var(--c-ink)}
.form-field input,.form-field select,.form-field textarea{width:100%;min-height:48px;padding:12px 14px;border:1px solid var(--c-line);border-radius:var(--r-input);background:#FFFDFC;transition:border-color .2s ease,box-shadow .2s ease}
.form-field textarea{min-height:96px;resize:vertical}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 2px rgba(233,84,47,.35)}
.form-field.error input,.form-field.error select{border-color:var(--c-err);box-shadow:0 0 0 2px rgba(217,45,32,.18)}
.form-field .err-text{display:none;font-size:13px;color:var(--c-err);margin-top:6px}
.form-field.error .err-text{display:block}
.form-note{font-size:13px;color:var(--c-ink-3);margin-top:12px;line-height:1.7}
.form-success{display:none;font-size:14px;font-weight:600;color:var(--c-ok);background:rgba(21,128,61,.1);border-radius:12px;padding:12px 14px;margin-top:14px}
.form-success.show{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-accent-deep);color:#FFF9F5;position:relative;padding:72px 0 28px;margin-top:0}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-brand)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,249,245,.14)}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:#FFC24B}
.footer-brand .name{font-size:17px;font-weight:800;color:#FFF9F5}
.footer-brand .sub{font-size:12.5px;color:rgba(255,249,245,.62)}
.site-footer p{font-size:14.5px;color:rgba(255,249,245,.72);line-height:1.85}
.site-footer h4{font-size:15px;font-weight:700;color:#FFF9F5;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14.5px;color:rgba(255,249,245,.74)}
.footer-links a:hover{color:#FFC24B}
.footer-contact{display:flex;flex-direction:column;gap:12px}
.footer-contact .row{display:flex;gap:10px;font-size:14.5px;color:rgba(255,249,245,.74)}
.footer-contact .row strong{flex:0 0 74px;color:#FFC24B;font-weight:600}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;padding-top:24px;font-size:13.5px;color:rgba(255,249,245,.6)}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  :root{--sp-section:80px}
  .nav-link{font-size:14px;padding:10px 9px}
}
@media (max-width:1023px){
  :root{--sp-section:64px}
  .compare-grid{grid-template-columns:1fr;gap:20px}
  .compare-card.featured{transform:none}
  .compare-card.featured:hover{transform:translateY(-4px)}
  .split{grid-template-columns:1fr;gap:32px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .cta-panel{grid-template-columns:1fr;padding:40px 32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .nav-bar{display:flex;justify-content:space-between;align-items:center}
  .nav-side.left{display:none}
  .nav-side.right .nav-link{display:none}
  .nav-toggle{display:flex}
  .brand{align-items:flex-start;text-align:left}
  .brand-text{font-size:15px}
  .brand-sub{display:none}
}
@media (max-width:767px){
  :root{--sp-section:48px}
  .container{padding:0 18px}
  .compare-card{padding:26px 22px}
  .steps{grid-template-columns:1fr}
  .cta-panel{padding:32px 22px;border-radius:22px}
  .form-card{padding:24px 20px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .section-head{margin-bottom:32px}
  .page-hero-inner{padding:44px 18px 48px}
  .hero-note{font-size:15.5px}
}
@media (max-width:520px){
  .btn{width:100%;padding:14px 20px}
  .nav-cta{padding:10px 16px;font-size:14px}
  .nav-toggle{width:38px;height:38px}
  .brand-text{font-size:14px}
  .clause-list li{flex-direction:column;gap:10px}
  .compare-card.featured{transform:none}
  h2{font-size:23px}
}