/* roulang page: index */
:root{
  --c-brand:#FF7A18;
  --c-brand-deep:#E8590C;
  --c-brand-gold:#F2C230;
  --c-accent-purple:#6C3CE9;
  --c-accent-teal:#14C8B8;
  --c-bg:#FFF8F0;
  --c-surface:#FFFFFF;
  --c-surface-2:#F7F0FA;
  --c-dark:#17111F;
  --c-ink:#1A1320;
  --c-ink-2:#4A3F55;
  --c-ink-3:#8A7F94;
  --grad-brand:linear-gradient(115deg,#FF7A18 0%,#F2C230 55%,#FFB648 100%);
  --line:1px solid rgba(26,19,32,.07);
  --line-dark:1px solid rgba(255,255,255,.10);
  --r-s:12px;
  --r-m:24px;
  --r-l:32px;
  --r-xl:48px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(26,19,32,.06);
  --sh-2:0 16px 40px rgba(232,89,12,.16);
  --container:1200px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,textarea,select{font-family:inherit;font-size:14px;color:inherit;}
:focus-visible{outline:2px solid rgba(255,122,24,.45);outline-offset:3px;border-radius:8px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
@media(min-width:1440px){:root{--container:1280px;}}
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:16px 0 0;pointer-events:none;}
.nav-card{
  pointer-events:auto;
  max-width:var(--container);
  margin:0 auto;
  display:flex;align-items:center;gap:18px;
  padding:12px 16px;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border:var(--line);
  border-radius:28px;
  box-shadow:var(--sh-1);
  transition:padding .28s ease,box-shadow .28s ease,background .28s ease;
  width:calc(100% - 48px);
}
.site-header.is-compact .nav-card{padding:8px 14px;box-shadow:0 12px 32px rgba(26,19,32,.12);background:#fff;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;padding:4px 6px;border-radius:var(--r-s);transition:transform .2s ease;}
.brand:hover{transform:translateY(-2px);}
.brand-mark{
  width:34px;height:34px;border-radius:50%;
  background:var(--grad-brand);
  position:relative;flex-shrink:0;
  box-shadow:0 4px 14px rgba(255,122,24,.35);
}
.brand-mark::before{
  content:"";position:absolute;inset:9px;border-radius:50%;
  border:2px solid rgba(26,19,32,.72);
}
.brand-mark::after{
  content:"";position:absolute;width:9px;height:9px;border-radius:50%;
  background:var(--c-dark);top:50%;left:50%;transform:translate(-50%,-50%);
}
.brand-text{font-size:16px;font-weight:800;letter-spacing:-.02em;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:nowrap;}
.nav-item{
  display:flex;align-items:center;gap:7px;
  padding:9px 13px;border-radius:16px;
  font-size:13px;font-weight:600;color:var(--c-ink-2);white-space:nowrap;
  transition:background .2s ease,transform .2s ease,color .2s ease;
}
.nav-item i{font-size:13px;color:var(--c-brand);transition:color .2s ease;}
.nav-item:hover{background:#FFF1E4;color:var(--c-ink);transform:translateY(-2px);}
.nav-item.is-active{background:#FFF1E4;color:var(--c-brand-deep);}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:8px;flex-shrink:0;}
.burger{
  display:none;width:44px;height:44px;border-radius:14px;
  border:var(--line);background:var(--c-surface);
  flex-direction:column;justify-content:center;align-items:center;gap:4px;
}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .25s ease,opacity .25s ease;}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-drawer{
  pointer-events:auto;
  max-width:var(--container);margin:10px auto 0;width:calc(100% - 48px);
  background:var(--c-surface);border:var(--line);border-radius:var(--r-m);
  box-shadow:0 18px 40px rgba(26,19,32,.14);
  padding:16px;display:none;
}
.mobile-drawer.is-open{display:block;animation:drop .22s ease;}
@keyframes drop{from{opacity:0;transform:translateY(-8px);}to{opacity:1;transform:translateY(0);}}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.drawer-item{
  display:flex;align-items:center;gap:8px;
  padding:12px;border-radius:16px;background:var(--c-surface-2);
  font-size:13px;font-weight:600;color:var(--c-ink-2);
}
.drawer-item i{color:var(--c-brand);}
.drawer-item:hover{background:#FFF1E4;color:var(--c-ink);}
.drawer-cta{margin-top:12px;display:block;text-align:center;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:-.01em;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad-brand);color:#22160B;box-shadow:0 8px 22px rgba(255,122,24,.30);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(232,89,12,.28);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(232,89,12,.22);}
.btn-ghost{background:var(--c-surface);color:var(--c-ink);border:1px solid rgba(26,19,32,.12);}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--c-brand);color:var(--c-brand-deep);box-shadow:0 12px 28px rgba(26,19,32,.08);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:40px;padding:0 18px;font-size:13px;}
.btn-dark{background:var(--c-dark);color:#FFF8F0;}
.btn-dark:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(23,17,31,.28);}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--c-brand-deep);}
.btn-text i{transition:transform .2s ease;}
.btn-text:hover i{transform:translateX(4px);}

/* ---------- Hero ---------- */
.hero{padding:56px 0 0;}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:var(--r-pill);
  background:#FFF1E4;border:1px solid rgba(255,122,24,.18);
  font-size:12.5px;font-weight:700;color:var(--c-brand-deep);
  letter-spacing:.01em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-brand);}
.hero h1{
  margin-top:20px;
  font-size:clamp(30px,4.4vw,54px);
  line-height:1.15;font-weight:800;letter-spacing:-.02em;
}
.grad-text{
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.hero-sub{margin-top:20px;font-size:17px;color:var(--c-ink-2);max-width:30em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.badge{
  display:flex;align-items:baseline;gap:6px;
  padding:10px 16px;border-radius:var(--r-m);
  background:var(--c-surface);border:var(--line);box-shadow:var(--sh-1);
}
.badge b{font-size:26px;font-weight:800;letter-spacing:-.03em;font-variant-numeric:tabular-nums;}
.badge span{font-size:12px;color:var(--c-ink-3);font-weight:600;}
.hero-visual{position:relative;}
.hero-photo{
  position:relative;border-radius:var(--r-l);overflow:hidden;
  aspect-ratio:16/12;background:#F2EAF7;
  border:var(--line);box-shadow:0 20px 50px rgba(26,19,32,.12);
}
.hero-photo img{width:100%;height:100%;object-fit:cover;}
.hero-glow{
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 72% 32%,rgba(108,60,233,.55),transparent 46%),
    radial-gradient(circle at 30% 78%,rgba(20,200,184,.42),transparent 52%),
    linear-gradient(160deg,rgba(255,122,24,.10),rgba(23,17,31,.45));
  mix-blend-mode:screen;
  pointer-events:none;
}
.float-badge{
  position:absolute;left:18px;top:18px;
  display:flex;align-items:center;gap:8px;
  padding:9px 14px;border-radius:var(--r-pill);
  background:rgba(23,17,31,.78);backdrop-filter:blur(6px);
  color:#FFF8F0;font-size:12.5px;font-weight:700;
  border:var(--line-dark);
}
.float-badge i{color:var(--c-brand-gold);}
.hero-mini{
  position:absolute;right:-6px;bottom:-26px;
  display:flex;gap:12px;align-items:center;
  width:min(300px,84%);
  padding:12px;border-radius:var(--r-m);
  background:var(--c-surface);border:var(--line);
  box-shadow:0 18px 40px rgba(26,19,32,.14);
}
.hero-mini img{width:64px;height:64px;border-radius:16px;object-fit:cover;background:#F2EAE4;flex-shrink:0;}
.hero-mini b{display:block;font-size:14px;font-weight:800;letter-spacing:-.01em;}
.hero-mini span{display:block;font-size:12px;color:var(--c-ink-3);}

/* ---------- 数据带 ---------- */
.data-band{
  margin-top:88px;
  background:var(--c-dark);border-radius:var(--r-l);
  padding:36px 32px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  color:#FFF8F0;
}
.data-cell{padding:6px 4px;border-left:var(--line-dark);padding-left:22px;}
.data-cell:first-child{border-left:0;padding-left:4px;}
.data-cell b{display:block;font-size:clamp(28px,3.4vw,36px);font-weight:800;letter-spacing:-.03em;font-variant-numeric:tabular-nums;line-height:1.1;}
.data-cell b em{font-style:normal;font-size:14px;font-weight:700;margin-left:4px;color:var(--c-brand-gold);}
.data-cell span{display:block;margin-top:8px;font-size:12.5px;color:rgba(255,248,240,.68);}
.rise{opacity:0;transform:translateY(14px);animation:rise .7s ease forwards;}
.rise.d1{animation-delay:.08s;}.rise.d2{animation-delay:.16s;}.rise.d3{animation-delay:.24s;}
@keyframes rise{to{opacity:1;transform:translateY(0);}}

/* ---------- 段落标题 ---------- */
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head h2{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:800;letter-spacing:-.02em;margin-top:14px;}
.sec-head p{margin-top:14px;color:var(--c-ink-2);font-size:16px;}
.sec-head.split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}

/* ---------- 痛点区 ---------- */
.pain-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.pain-card{
  background:var(--c-surface);border:var(--line);border-radius:var(--r-l);
  padding:32px;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.pain-card:nth-child(2){margin-top:36px;}
.pain-card:nth-child(4){margin-top:0;}
.pain-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,122,24,.28);}
.pain-num{
  font-size:13px;font-weight:800;color:var(--c-brand-deep);
  font-variant-numeric:tabular-nums;letter-spacing:.08em;
}
.pain-ico{
  width:48px;height:48px;border-radius:16px;margin-top:14px;
  display:flex;align-items:center;justify-content:center;
  background:#FFF1E4;color:var(--c-brand-deep);font-size:18px;
}
.pain-card h3{margin-top:18px;font-size:20px;font-weight:800;letter-spacing:-.01em;}
.pain-card p{margin-top:10px;font-size:15px;color:var(--c-ink-2);line-height:1.75;}

/* ---------- 方案时间轴 ---------- */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative;}
.tl-step{
  position:relative;
  background:var(--c-surface);border:var(--line);border-radius:var(--r-m);
  padding:26px 20px;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.tl-step::after{
  content:"";position:absolute;top:52px;right:-18px;width:18px;height:2px;
  background:rgba(26,19,32,.12);
}
.tl-step:last-child::after{display:none;}
.tl-step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,122,24,.3);}
.tl-step.is-active{background:#FFF5EA;border-color:rgba(255,122,24,.35);}
.tl-num{
  font-size:48px;line-height:1;font-weight:800;letter-spacing:-.04em;
  color:rgba(26,19,32,.10);font-variant-numeric:tabular-nums;
}
.tl-step.is-active .tl-num{color:rgba(255,122,24,.42);}
.tl-step h3{margin-top:12px;font-size:16px;font-weight:800;}
.tl-step p{margin-top:8px;font-size:13.5px;color:var(--c-ink-3);line-height:1.7;}

/* ---------- 成果区 ---------- */
.result-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:start;}
.result-main{
  background:var(--c-surface);border:var(--line);border-radius:var(--r-l);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease;
}
.result-main:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.result-main .thumb{aspect-ratio:16/9;overflow:hidden;background:#F2EAE4;}
.result-main .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.result-main:hover .thumb img{transform:scale(1.03);}
.result-main .body{padding:28px;}
.result-main h3{font-size:22px;font-weight:800;letter-spacing:-.01em;}
.result-main p{margin-top:10px;font-size:15px;color:var(--c-ink-2);}
.result-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 13px;border-radius:var(--r-pill);
  background:var(--c-surface-2);border:var(--line);
  font-size:12.5px;font-weight:700;color:var(--c-ink-2);
}
.chip.orange{background:#FFF1E4;color:var(--c-brand-deep);border-color:rgba(255,122,24,.18);}
.chip.purple{background:#F1EBFD;color:var(--c-accent-purple);border-color:rgba(108,60,233,.16);}
.result-side{display:grid;gap:24px;}
.result-mini{
  display:flex;gap:16px;align-items:center;
  background:var(--c-surface);border:var(--line);border-radius:var(--r-m);
  padding:16px;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease;
}
.result-mini:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.result-mini img{width:104px;height:96px;border-radius:18px;object-fit:cover;flex-shrink:0;background:#F2EAE4;}
.result-mini h3{font-size:16px;font-weight:800;}
.result-mini p{margin-top:6px;font-size:13.5px;color:var(--c-ink-3);line-height:1.65;}
.result-mini .go{margin-top:8px;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--c-brand-deep);}
.result-mini:hover .go i{transform:translateX(4px);}
.result-mini .go i{transition:transform .2s ease;}

/* ---------- 最新信息 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);border:var(--line);border-radius:var(--r-m);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:#F2EAE4;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-body{padding:22px;display:flex;flex-direction:column;flex:1;}
.news-body h3{margin-top:12px;font-size:18px;font-weight:800;line-height:1.45;letter-spacing:-.01em;}
.news-body p{
  margin-top:10px;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;
}
.news-meta{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--c-ink-3);
}
.news-meta .arrow{font-size:14px;color:var(--c-brand-deep);transition:transform .2s ease;}
.news-card:hover .news-meta .arrow{transform:translateX(4px);}
.empty-card{
  grid-column:1/-1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:56px 24px;border-radius:var(--r-l);
  background:var(--c-surface-2);border:1px dashed rgba(26,19,32,.14);
  text-align:center;color:var(--c-ink-2);
}
.empty-card .ico{width:56px;height:56px;border-radius:50%;background:#FFF;display:flex;align-items:center;justify-content:center;color:var(--c-brand);font-size:20px;box-shadow:var(--sh-1);}
.empty-card p{font-size:15px;}

/* ---------- 证言 ---------- */
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.quote-card{
  background:var(--c-surface);border:var(--line);border-radius:var(--r-l);
  padding:32px;box-shadow:var(--sh-1);position:relative;
  transition:transform .24s ease,box-shadow .24s ease;
}
.quote-card:nth-child(2){margin-top:32px;background:#FBF6FF;}
.quote-card:nth-child(4){margin-top:32px;}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.quote-card::before{
  content:"“";position:absolute;top:14px;right:26px;
  font-size:64px;line-height:1;color:rgba(108,60,233,.14);font-weight:800;
}
.quote-card blockquote{font-size:16px;line-height:1.85;color:var(--c-ink-2);}
.quote-user{display:flex;align-items:center;gap:14px;margin-top:24px;}
.quote-user img{width:48px;height:48px;border-radius:16px;object-fit:cover;background:#EEE6F5;}
.quote-user b{display:block;font-size:14px;font-weight:800;}
.quote-user span{display:block;font-size:12.5px;color:var(--c-ink-3);}

/* ---------- FAQ ---------- */
.faq-card{
  background:var(--c-surface);border:var(--line);border-radius:var(--r-l);
  padding:8px 32px;box-shadow:var(--sh-1);
}
.faq-item{border-bottom:1px solid rgba(26,19,32,.07);}
.faq-item:last-child{border-bottom:0;}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 0;font-size:17px;font-weight:600;color:var(--c-ink);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--c-brand-deep);}
.faq-sign{
  flex-shrink:0;width:30px;height:30px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:#FFF1E4;color:var(--c-brand-deep);font-size:16px;font-weight:700;
  transition:transform .2s ease,background .2s ease;
}
.faq-item[open] .faq-sign{transform:rotate(45deg);background:var(--c-brand);color:#22160B;}
.faq-answer{padding:0 0 22px;font-size:15px;color:var(--c-ink-2);line-height:1.8;max-width:62em;}

/* ---------- 结尾 CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;
  background:var(--c-dark);color:#FFF8F0;
  border-radius:var(--r-xl);
  padding:64px 56px;
  display:grid;grid-template-columns:1.4fr .9fr;gap:40px;align-items:center;
  border:1px solid rgba(255,255,255,.08);
}
.cta-card h2{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:800;letter-spacing:-.02em;}
.cta-card p{margin-top:14px;color:rgba(255,248,240,.72);font-size:15.5px;max-width:36em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.cta-ring{
  justify-self:center;width:230px;height:230px;border-radius:50%;
  background:radial-gradient(circle at 50% 50%,rgba(108,60,233,.55),rgba(20,200,184,.18) 55%,transparent 70%);
  border:1px solid rgba(255,255,255,.14);
  position:relative;display:flex;align-items:center;justify-content:center;
}
.cta-ring::before{
  content:"";position:absolute;inset:34px;border-radius:50%;
  border:1px solid rgba(255,122,24,.5);
}
.cta-ring::after{
  content:"";width:66px;height:66px;border-radius:50%;
  background:var(--grad-brand);box-shadow:0 0 60px rgba(255,122,24,.55);
}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:96px;background:var(--c-dark);color:#FFF8F0;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .9fr 1.1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;}
.footer-brand .brand-text{color:#FFF8F0;}
.footer-desc{margin-top:16px;font-size:14px;color:rgba(255,248,240,.62);max-width:24em;line-height:1.8;}
.footer-col h4{font-size:14px;font-weight:700;color:rgba(255,248,240,.5);margin-bottom:16px;}
.footer-col li{margin-bottom:10px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(255,248,240,.72);transition:color .2s ease;}
.footer-col a:hover{color:var(--c-brand);}
.sub-form{display:flex;margin-top:16px;max-width:340px;}
.sub-form input{
  flex:1;height:46px;padding:0 16px;border-radius:14px 0 0 14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-right:0;
  color:#FFF8F0;font-size:13.5px;
}
.sub-form input::placeholder{color:rgba(255,248,240,.42);}
.sub-form input:focus{outline:none;border-color:var(--c-brand);background:rgba(255,255,255,.10);}
.sub-form button{
  height:46px;padding:0 20px;border-radius:0 14px 14px 0;
  background:var(--grad-brand);color:#22160B;font-size:13.5px;font-weight:800;
  transition:filter .2s ease;
}
.sub-form button:hover{filter:brightness(1.06);}
.footer-note{margin-top:12px;font-size:12px;color:rgba(255,248,240,.4);}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.10);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.5px;color:rgba(255,248,240,.48);
}

/* ---------- 响应式 ---------- */
@media(max-width:1200px){
  .nav-item{padding:8px 10px;font-size:12.5px;}
  .nav-item i{display:none;}
}
@media(max-width:1024px){
  .nav-links{display:none;}
  .burger{display:flex;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-visual{max-width:620px;}
  .data-band{grid-template-columns:1fr 1fr;gap:28px;}
  .data-cell:nth-child(3){border-left:0;padding-left:4px;}
  .timeline{grid-template-columns:1fr 1fr;}
  .tl-step::after{display:none;}
  .news-grid{grid-template-columns:1fr 1fr;}
  .result-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-card{grid-template-columns:1fr;padding:48px 32px;}
  .cta-ring{display:none;}
}
@media(max-width:768px){
  .section{padding:64px 0;}
  .container{padding:0 20px;}
  .nav-card{width:calc(100% - 32px);border-radius:24px;}
  .mobile-drawer{width:calc(100% - 32px);}
  .brand-text{font-size:14px;}
  .hero{padding-top:36px;}
  .pain-grid{grid-template-columns:1fr;}
  .pain-card:nth-child(2),.pain-card:nth-child(4){margin-top:0;}
  .quote-grid{grid-template-columns:1fr;}
  .quote-card:nth-child(2),.quote-card:nth-child(4){margin-top:0;}
  .news-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .faq-card{padding:4px 20px;}
  .faq-item summary{font-size:15.5px;padding:18px 0;}
  .sec-head.split{flex-direction:column;align-items:flex-start;}
  .hero-mini{position:static;width:100%;margin-top:16px;}
  .hero-photo{aspect-ratio:16/11;}
}
@media(max-width:520px){
  .data-band{grid-template-columns:1fr;padding:28px 22px;}
  .data-cell{border-left:0;padding-left:0;border-top:var(--line-dark);padding-top:18px;}
  .data-cell:first-child{border-top:0;padding-top:0;}
  .hero-badges{gap:8px;}
  .badge{padding:8px 12px;}
  .badge b{font-size:22px;}
  .news-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .footer-grid{grid-template-columns:1fr;}
  .result-mini{flex-direction:column;align-items:flex-start;}
  .result-mini img{width:100%;height:150px;}
  .pain-card,.quote-card{padding:22px;}
  .cta-card{padding:36px 22px;border-radius:32px;}
  .btn{width:100%;}
  .btn-text{width:auto;}
  .hero-actions{flex-direction:column;align-items:stretch;}
}

/* roulang page: article */
:root{
  --c-brand:#FF7A18;
  --c-brand-deep:#E8590C;
  --c-brand-gold:#F2C230;
  --c-accent-purple:#6C3CE9;
  --c-accent-teal:#14C8B8;
  --c-bg:#FFF8F0;
  --c-surface:#FFFFFF;
  --c-surface-2:#F7F0FA;
  --c-dark:#17111F;
  --c-ink:#1A1320;
  --c-ink-2:#4A3F55;
  --c-ink-3:#8A7F94;
  --c-line:rgba(26,19,32,.07);
  --c-line-strong:rgba(26,19,32,.12);
  --r-sm:12px;
  --r-md:24px;
  --r-lg:32px;
  --r-xl:48px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(26,19,32,.06);
  --sh-2:0 16px 40px rgba(232,89,12,.16);
  --grad:linear-gradient(115deg,#FF7A18 0%,#F2C230 55%,#FFB648 100%);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB",sans-serif;
  background:var(--c-bg);
  color:var(--c-ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4,p{margin:0;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid rgba(255,122,24,.4);outline-offset:3px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  padding:16px 0 10px;
  background:rgba(255,248,240,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  transition:padding .25s ease;
}
.site-header.is-scrolled{padding:8px 0 6px;}
.nav-card{
  display:flex;align-items:center;gap:14px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:28px;
  box-shadow:var(--sh-1);
  padding:10px 14px;
  transition:box-shadow .25s ease,padding .25s ease;
}
.site-header.is-scrolled .nav-card{box-shadow:0 12px 32px rgba(26,19,32,.12);padding:6px 14px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;padding:6px 8px;border-radius:16px;transition:background .2s;}
.brand:hover{background:#FFF1E3;}
.brand-mark{
  position:relative;flex:none;width:34px;height:34px;border-radius:50%;
  background:var(--grad);
  box-shadow:0 6px 14px rgba(255,122,24,.32);
}
.brand-mark::after{content:"";position:absolute;inset:9px;border-radius:50%;background:#fff;}
.brand-mark::before{
  content:"";position:absolute;left:50%;top:50%;width:9px;height:9px;
  transform:translate(-50%,-50%);border-radius:50%;
  background:var(--c-accent-purple);z-index:2;
}
.brand-text{font-size:16px;font-weight:800;letter-spacing:-.02em;white-space:nowrap;color:var(--c-ink);}
.nav-links{display:flex;align-items:center;gap:4px;flex:1;justify-content:center;margin:0 4px;}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 12px;border-radius:16px;
  font-size:13px;font-weight:600;color:var(--c-ink-2);
  border:1px solid transparent;white-space:nowrap;
  transition:background .2s,color .2s,transform .2s,border-color .2s;
}
.nav-item i{font-size:12.5px;color:var(--c-brand);}
.nav-item:hover{background:#FFF1E3;border-color:rgba(255,122,24,.2);color:var(--c-ink);transform:translateY(-2px);}
.nav-item:active{transform:translateY(0);}
.nav-item.is-active{
  background:linear-gradient(115deg,rgba(255,122,24,.14),rgba(242,194,48,.16));
  border-color:rgba(255,122,24,.28);
  color:var(--c-brand-deep);
}
.nav-cta{flex:none;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s,box-shadow .2s,background .2s,border-color .2s,color .2s;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#2A1405;box-shadow:0 8px 20px rgba(255,122,24,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(232,89,12,.32);}
.btn-ghost{background:#fff;border-color:var(--c-line-strong);color:var(--c-ink);}
.btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand-deep);transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,122,24,.14);}
.btn:active{transform:translateY(0);box-shadow:none;}
.btn-sm{height:42px;padding:0 18px;font-size:13.5px;}
.nav-toggle{
  display:none;flex:none;width:44px;height:44px;border-radius:14px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  font-size:16px;cursor:pointer;align-items:center;justify-content:center;
  transition:border-color .2s,color .2s;
}
.nav-toggle:hover{border-color:var(--c-brand);color:var(--c-brand-deep);}
.nav-drawer{display:none;}
.drawer-cta{width:100%;margin-top:12px;}

/* ---------- 文章头部 ---------- */
.article-hero{padding:34px 0 6px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3);margin-bottom:18px;}
.crumb a{color:var(--c-ink-3);transition:color .2s;}
.crumb a:hover{color:var(--c-brand-deep);}
.crumb .sep{opacity:.45;}
.crumb .now{color:var(--c-ink-2);font-weight:600;}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;
  background:#FFF1E3;color:var(--c-brand-deep);
  border:1px solid rgba(255,122,24,.2);
}
.pill-teal{background:rgba(20,200,184,.12);color:#0B8B80;border-color:rgba(20,200,184,.28);}
.article-title{
  font-size:clamp(30px,3.6vw,40px);
  line-height:1.24;font-weight:800;letter-spacing:-.02em;
  margin:16px 0 16px;max-width:920px;color:var(--c-ink);
}
.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;font-size:13px;color:var(--c-ink-3);}
.meta-line span{display:inline-flex;align-items:center;gap:6px;}
.meta-line i{color:var(--c-brand);font-size:12px;}
.meta-dot{width:3px;height:3px;border-radius:50%;background:var(--c-ink-3);opacity:.5;}

/* ---------- 正文区 ---------- */
.article-section{padding:28px 0 76px;}
.article-grid{
  display:grid;
  grid-template-columns:minmax(0,760px) 280px;
  gap:48px;
  justify-content:space-between;
  align-items:start;
}
.prose-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:36px 40px 44px;
}
.prose{font-size:17px;line-height:1.9;color:var(--c-ink-2);}
.prose > *:first-child{margin-top:0;}
.prose p{margin:0 0 1.1em;}
.prose h2{
  position:relative;font-size:25px;line-height:1.4;font-weight:800;
  letter-spacing:-.01em;color:var(--c-ink);
  margin:34px 0 14px;padding-left:16px;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:8px;width:4px;height:20px;
  border-radius:3px;background:var(--grad);
}
.prose h3{font-size:20px;font-weight:700;color:var(--c-ink);margin:26px 0 10px;}
.prose h4{font-size:17px;font-weight:700;color:var(--c-ink);margin:20px 0 8px;}
.prose ul,.prose ol{padding-left:22px;margin:0 0 1.1em;}
.prose li{margin:6px 0;}
.prose ul li::marker{color:var(--c-brand);}
.prose ol li::marker{color:var(--c-brand);font-weight:700;}
.prose blockquote{
  margin:22px 0;padding:16px 20px;
  background:var(--c-surface-2);
  border-left:4px solid var(--c-accent-purple);
  border-radius:0 16px 16px 0;
  color:var(--c-ink-2);
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose img{border-radius:20px;max-width:100%;height:auto;margin:20px 0;}
.prose a{color:var(--c-brand-deep);border-bottom:1px solid rgba(232,89,12,.35);transition:border-color .2s;}
.prose a:hover{border-bottom-color:var(--c-brand-deep);}
.prose table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;}
.prose th,.prose td{border:1px solid var(--c-line);padding:10px 14px;text-align:left;}
.prose th{background:var(--c-surface-2);font-weight:700;color:var(--c-ink);}
.prose code{background:var(--c-surface-2);padding:2px 6px;border-radius:6px;font-size:.92em;}

/* 空态 */
.empty-state{
  text-align:center;
  padding:64px 24px;
  background:var(--c-surface-2);
  border:1px dashed rgba(108,60,233,.24);
  border-radius:var(--r-md);
}
.empty-state .empty-icon{
  width:58px;height:58px;margin:0 auto 16px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--c-line);
  color:var(--c-accent-purple);font-size:22px;
}
.empty-state h2{font-size:20px;font-weight:800;color:var(--c-ink);margin-bottom:8px;padding:0;}
.empty-state h2::before{display:none;}
.empty-state p{font-size:14px;color:var(--c-ink-3);margin-bottom:20px;}

/* 侧栏 */
.side-sticky{position:sticky;top:112px;display:flex;flex-direction:column;gap:18px;}
.side-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  padding:22px;
}
.side-card h3{font-size:15px;font-weight:800;color:var(--c-ink);margin-bottom:14px;letter-spacing:-.01em;}
.side-list{list-style:none;}
.side-list li + li{margin-top:10px;}
.side-list a{
  display:flex;align-items:center;gap:9px;
  font-size:13.5px;color:var(--c-ink-2);
  padding-bottom:10px;border-bottom:1px dashed var(--c-line);
  transition:color .2s,transform .2s;
}
.side-list li:last-child a{padding-bottom:0;border-bottom:none;}
.side-list a i{font-size:11px;color:var(--c-brand);}
.side-list a:hover{color:var(--c-brand-deep);transform:translateX(3px);}
.side-card.dark{background:var(--c-dark);border-color:rgba(255,255,255,.1);}
.side-card.dark h3{color:#FFF8F0;}
.side-card.dark p{font-size:13.5px;line-height:1.75;color:rgba(255,248,240,.65);margin-bottom:16px;}
.side-card.dark .btn{width:100%;height:44px;font-size:13.5px;}

/* ---------- 相关推荐 ---------- */
.related{padding:0 0 88px;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;flex-wrap:wrap;margin-bottom:28px;
}
.section-head h2{font-size:clamp(22px,2.4vw,30px);font-weight:800;letter-spacing:-.02em;color:var(--c-ink);}
.related-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 .25s,box-shadow .25s,border-color .25s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,122,24,.22);}
.card-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-surface-2);}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .card-thumb img{transform:scale(1.03);}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:17px;line-height:1.45;font-weight:700;color:var(--c-ink);}
.card-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--c-ink-3);margin-top:auto;padding-top:4px;}
.card-meta .pill{padding:4px 10px;font-size:11.5px;}
.card-meta .arrow{margin-left:auto;color:var(--c-brand);transition:transform .2s;}
.card:hover .card-meta .arrow{transform:translateX(4px);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:#FFF8F0;padding:64px 0 0;margin-top:24px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-text{font-size:16px;font-weight:800;color:#FFF8F0;}
.footer-desc{font-size:13.5px;line-height:1.8;color:rgba(255,248,240,.62);max-width:290px;}
.footer-col h4{font-size:14px;font-weight:700;color:rgba(255,255,255,.5);margin-bottom:16px;}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:11px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(255,248,240,.7);transition:color .2s;}
.footer-col a:hover{color:var(--c-brand);}
.sub-form{display:flex;margin-top:12px;}
.sub-form input{
  flex:1;min-width:0;height:44px;padding:0 16px;
  border-radius:var(--r-pill) 0 0 var(--r-pill);
  border:1px solid rgba(255,255,255,.14);border-right:none;
  background:rgba(255,255,255,.06);color:#FFF8F0;font-size:13.5px;outline:none;
  transition:border-color .2s;
}
.sub-form input::placeholder{color:rgba(255,248,240,.4);}
.sub-form input:focus{border-color:var(--c-brand);}
.sub-form button{
  height:44px;padding:0 20px;border:none;cursor:pointer;
  border-radius:0 var(--r-pill) var(--r-pill) 0;
  background:var(--grad);color:#2A1405;font-size:13.5px;font-weight:700;
  transition:filter .2s;
}
.sub-form button:hover{filter:brightness(1.05);}
.footer-note{font-size:12px;color:rgba(255,248,240,.4);margin-top:10px;}
.footer-bottom{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 28px;
  font-size:12.5px;color:rgba(255,248,240,.45);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .nav-card{justify-content:space-between;}
  .nav-drawer{
    display:none;margin-top:10px;
    background:var(--c-surface);
    border:1px solid var(--c-line);
    border-radius:var(--r-md);
    box-shadow:var(--sh-1);
    padding:14px;
  }
  .nav-drawer.open{display:block;}
  .drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
  .drawer-grid .nav-item{
    background:var(--c-surface-2);border-radius:16px;
    padding:12px 14px;font-size:13px;justify-content:flex-start;
  }
  .drawer-grid .nav-item.is-active{
    background:linear-gradient(115deg,rgba(255,122,24,.16),rgba(242,194,48,.2));
  }
  .article-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
  .side-sticky{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .article-hero{padding:24px 0 4px;}
  .prose-card{padding:24px 20px 30px;border-radius:var(--r-md);}
  .prose{font-size:16px;}
  .prose h2{font-size:22px;}
  .related-grid{grid-template-columns:1fr 1fr;gap:18px;}
  .section-head{margin-bottom:20px;}
  .article-section{padding:20px 0 56px;}
  .related{padding-bottom:64px;}
  .site-footer{padding-top:48px;}
}
@media (max-width:520px){
  .brand-text{font-size:14.5px;}
  .brand-mark{width:30px;height:30px;}
  .article-title{font-size:26px;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{font-size:12px;}
  .btn{height:46px;padding:0 18px;font-size:14px;}
  .meta-line{font-size:12px;}
  .drawer-grid{grid-template-columns:1fr;}
}

/* roulang page: category1 */
:root{
  --c-brand:#FF7A18;
  --c-brand-deep:#E8590C;
  --c-brand-gold:#F2C230;
  --c-accent-purple:#6C3CE9;
  --c-accent-teal:#14C8B8;
  --c-bg:#FFF8F0;
  --c-surface:#FFFFFF;
  --c-surface-2:#F7F0FA;
  --c-dark:#17111F;
  --c-ink:#1A1320;
  --c-ink-2:#4A3F55;
  --c-ink-3:#8A7F94;
  --line:rgba(26,19,32,.07);
  --line-strong:rgba(26,19,32,.14);
  --line-dark:rgba(255,255,255,.10);
  --r-sm:12px;
  --r-md:24px;
  --r-lg:32px;
  --r-xl:48px;
  --r-pill:999px;
  --sh:0 8px 24px rgba(26,19,32,.06);
  --sh-hover:0 16px 40px rgba(232,89,12,.16);
  --grad:linear-gradient(115deg,#FF7A18 0%,#F2C230 55%,#FFB648 100%);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--c-bg);
  color:var(--c-ink);
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{letter-spacing:-.02em;font-weight:800;line-height:1.25}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶部卡片化导航 ---------- */
.site-header{position:sticky;top:0;z-index:70;padding:16px 0 6px;transition:padding .28s var(--ease)}
.site-header.is-scrolled{padding:9px 0 4px}
.nav-card{
  display:flex;align-items:center;gap:18px;
  background:var(--c-surface);
  border:1px solid var(--line);
  border-radius:28px;
  box-shadow:var(--sh);
  padding:12px 14px 12px 20px;
  transition:box-shadow .28s var(--ease),padding .28s var(--ease);
}
.site-header.is-scrolled .nav-card{box-shadow:0 16px 38px rgba(26,19,32,.13);padding:8px 12px 8px 18px}
.brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;white-space:nowrap;color:var(--c-ink)}
.brand-mark{
  position:relative;flex:none;width:30px;height:30px;border-radius:50%;
  background:conic-gradient(from 210deg,#FF7A18,#F2C230,#6C3CE9,#14C8B8,#FF7A18);
  box-shadow:0 4px 12px rgba(232,89,12,.28);
}
.brand-mark::after{content:"";position:absolute;inset:7px;border-radius:50%;background:var(--c-surface)}
.brand-mark::before{content:"";position:absolute;inset:11px;border-radius:50%;background:var(--c-ink);z-index:1}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 13px;border-radius:16px;
  font-size:13px;font-weight:600;color:var(--c-ink-2);
  border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.nav-item i{font-size:13px;color:var(--c-ink-3);transition:color .2s var(--ease)}
.nav-item:hover{background:#FFF1E2;color:var(--c-brand-deep);transform:translateY(-2px)}
.nav-item:hover i{color:var(--c-brand)}
.nav-item.is-active{background:linear-gradient(180deg,#FFF4E7,#FFE9D2);color:var(--c-brand-deep);border-color:rgba(255,122,24,.26)}
.nav-item.is-active i{color:var(--c-brand)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:none}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:var(--grad);color:#3A1A00;box-shadow:0 8px 20px rgba(232,89,12,.24)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(232,89,12,.3)}
.btn-ghost{background:var(--c-surface);color:var(--c-ink);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand-deep);transform:translateY(-2px);box-shadow:var(--sh)}
.btn:active{transform:translateY(0)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px dashed rgba(255,122,24,.55);outline-offset:3px}
.btn-nav{height:42px;padding:0 20px;font-size:13.5px}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.burger{
  display:none;width:44px;height:44px;border-radius:14px;
  border:1px solid var(--line-strong);background:var(--c-surface);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
  transition:background .2s var(--ease)
}
.burger:hover{background:#FFF4E7}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink-2)}

/* 抽屉 */
.drawer{position:fixed;inset:0;z-index:90;background:rgba(23,17,31,.48);opacity:0;pointer-events:none;transition:opacity .25s var(--ease)}
.drawer.is-open{opacity:1;pointer-events:auto}
.drawer-panel{
  position:absolute;left:12px;right:12px;top:12px;
  background:var(--c-surface);border-radius:26px;padding:20px;
  box-shadow:0 28px 70px rgba(26,19,32,.3);
  transform:translateY(-14px);transition:transform .25s var(--ease);
}
.drawer.is-open .drawer-panel{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line-strong);background:var(--c-surface-2);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:15px;color:var(--c-ink-2)}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.drawer-grid .nav-item{width:100%;justify-content:flex-start;padding:14px;border:1px solid var(--line);border-radius:16px;background:var(--c-surface-2);font-size:13.5px}
.drawer-cta{display:block;width:100%;margin-top:14px}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-tight{padding:72px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:clamp(24px,3vw,36px);margin-bottom:14px}
.section-head p{color:var(--c-ink-2);font-size:16.5px}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--c-brand-deep);margin-bottom:14px;
}
.kicker::before{content:"";width:20px;height:4px;border-radius:4px;background:var(--grad)}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  background:#FFF1E2;color:var(--c-brand-deep);
  font-size:12.5px;font-weight:700;border:1px solid rgba(255,122,24,.2);
}
.tag-purple{background:#F1EBFF;color:#4B23B8;border-color:rgba(108,60,233,.2)}
.tag-teal{background:#E4FBF8;color:#087A70;border-color:rgba(20,200,184,.25)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- 页头 ---------- */
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3);margin-bottom:20px;flex-wrap:wrap}
.crumbs a{color:var(--c-ink-3);transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--c-brand-deep)}
.crumbs i{font-size:10px;opacity:.6}
.page-hero{padding:36px 0 0;position:relative;overflow:hidden}
.page-hero::before{
  content:"";position:absolute;top:-220px;right:-180px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(108,60,233,.16),rgba(108,60,233,0) 68%);
  pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;bottom:-160px;left:-160px;width:440px;height:440px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,24,.16),rgba(255,122,24,0) 70%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center}
.hero-copy h1{font-size:clamp(30px,4.4vw,50px);line-height:1.15;margin:16px 0 18px}
.lede{font-size:17px;color:var(--c-ink-2);max-width:540px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.fact{
  display:inline-flex;align-items:center;gap:9px;
  padding:10px 16px;border-radius:var(--r-pill);
  background:var(--c-surface);border:1px solid var(--line);box-shadow:var(--sh);
  font-size:13px;color:var(--c-ink-2);font-weight:600;
}
.fact i{color:var(--c-brand)}
.hero-visual{position:relative}
.hero-visual .frame{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:0 24px 60px rgba(26,19,32,.16);
  background:var(--c-surface-2);aspect-ratio:4/3;
}
.hero-visual .frame img{width:100%;height:100%;object-fit:cover}
.hero-visual .frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(150deg,rgba(255,122,24,.24) 0%,rgba(108,60,233,0) 46%,rgba(20,200,184,.2) 100%);
  mix-blend-mode:screen;pointer-events:none;
}
.hero-chip{
  position:absolute;left:20px;bottom:20px;
  display:inline-flex;align-items:center;gap:9px;
  padding:11px 17px;border-radius:var(--r-pill);
  background:rgba(23,17,31,.82);color:#FFF8F0;
  font-size:13px;font-weight:700;backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.16);
}
.hero-chip i{color:#F2C230}
.hero-mini{
  position:absolute;right:-14px;bottom:-26px;width:186px;
  border-radius:22px;overflow:hidden;border:4px solid var(--c-surface);
  box-shadow:0 18px 44px rgba(26,19,32,.22);background:var(--c-surface-2);
}
.hero-mini img{width:100%;height:118px;object-fit:cover}

/* ---------- 数据带 ---------- */
.stat-band{background:var(--c-dark);border-radius:var(--r-xl);padding:44px 40px;color:#FFF8F0;position:relative;overflow:hidden}
.stat-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(255,255,255,.14);pointer-events:none;
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;position:relative}
.stat-item{position:relative;padding-left:18px}
.stat-item::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;border-radius:2px;background:var(--grad);opacity:.85}
.stat-num{font-size:clamp(28px,3vw,36px);font-weight:800;line-height:1.1;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.stat-num small{font-size:14px;font-weight:700;margin-left:4px;color:rgba(255,248,240,.66)}
.stat-desc{font-size:13px;color:rgba(255,248,240,.66);margin-top:8px;line-height:1.6}

/* ---------- 图文交替 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:72px}
.split:last-child{margin-bottom:0}
.split.is-reverse .split-media{order:2}
.split-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh);
  background:var(--c-surface-2);aspect-ratio:16/11;
}
.split-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.split-media:hover img{transform:scale(1.03)}
.split-media .float-tag{
  position:absolute;left:18px;top:18px;
  padding:7px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);border:1px solid var(--line);
  font-size:12.5px;font-weight:700;color:var(--c-brand-deep);
}
.split-copy h2{font-size:clamp(22px,2.6vw,32px);margin-bottom:16px}
.split-copy p{color:var(--c-ink-2);font-size:16px}
.step-no{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12.5px;font-weight:800;letter-spacing:.14em;
  color:var(--c-ink-3);margin-bottom:12px;
}
.step-no b{font-size:15px;color:var(--c-brand)}
.check-list{margin-top:22px;display:grid;gap:12px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:14.5px;color:var(--c-ink-2);
  padding:13px 16px;border-radius:16px;
  background:var(--c-surface);border:1px solid var(--line);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.check-list li:hover{transform:translateY(-2px);box-shadow:var(--sh);border-color:rgba(255,122,24,.28)}
.check-list i{color:var(--c-brand);font-size:14px;margin-top:5px;flex:none}

/* ---------- 结尾 CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;
  background:var(--c-dark);color:#FFF8F0;
  border-radius:var(--r-xl);padding:64px 56px;
  border:1px solid var(--line-dark);
}
.cta-card::before{
  content:"";position:absolute;right:-120px;top:50%;transform:translateY(-50%);
  width:380px;height:380px;border-radius:50%;
  background:conic-gradient(from 120deg,rgba(255,122,24,.55),rgba(242,194,48,.22),rgba(108,60,233,.4),rgba(20,200,184,.35),rgba(255,122,24,.55));
  filter:blur(6px);opacity:.5;pointer-events:none;
}
.cta-card::after{
  content:"";position:absolute;right:-60px;top:50%;transform:translateY(-50%);
  width:260px;height:260px;border-radius:50%;
  background:#17111F;box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);pointer-events:none;
}
.cta-inner{position:relative;z-index:1;max-width:660px}
.cta-inner h2{font-size:clamp(24px,3vw,36px);margin-bottom:14px}
.cta-inner p{color:rgba(255,248,240,.72);font-size:16px;margin-bottom:28px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-card .btn-ghost{background:transparent;color:#FFF8F0;border-color:rgba(255,255,255,.28)}
.cta-card .btn-ghost:hover{border-color:var(--c-brand-gold);color:var(--c-brand-gold);background:rgba(255,255,255,.05)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,248,240,.7);padding:76px 0 0;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:44px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;color:#FFF8F0;margin-bottom:16px}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,248,240,.62);max-width:320px}
.footer-col h4{font-size:14px;font-weight:700;color:rgba(255,248,240,.5);margin-bottom:18px;letter-spacing:0}
.footer-col ul{display:grid;gap:11px}
.footer-col a,.footer-col span{font-size:14px;color:rgba(255,248,240,.7);transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--c-brand)}
.sub-form{display:flex;margin-top:14px;border-radius:14px;overflow:hidden;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.04)}
.sub-form input{
  flex:1;min-width:0;height:46px;border:0;background:transparent;
  padding:0 14px;font-size:13.5px;color:#FFF8F0;outline:none;
}
.sub-form input::placeholder{color:rgba(255,248,240,.4)}
.sub-form button{
  flex:none;height:46px;padding:0 20px;border:0;cursor:pointer;
  background:var(--grad);color:#3A1A00;font-size:13.5px;font-weight:800;
  transition:filter .2s var(--ease)
}
.sub-form button:hover{filter:brightness(1.06)}
.footer-note{font-size:12.5px;color:rgba(255,248,240,.42);margin-top:12px}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:54px;padding:22px 0;border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:rgba(255,248,240,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .nav-item{padding:9px 10px;font-size:12.5px}
  .nav-item i{display:none}
}
@media (max-width:1024px){
  .nav-links{display:none}
  .burger{display:flex}
  .nav-actions{margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{max-width:640px}
  .hero-mini{width:150px;right:0;bottom:-18px}
  .stat-grid{grid-template-columns:1fr 1fr;gap:24px}
  .split{grid-template-columns:1fr;gap:28px;margin-bottom:56px}
  .split.is-reverse .split-media{order:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .section{padding:72px 0}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:60px 0}
  .cta-card{padding:44px 26px;border-radius:36px}
  .stat-band{padding:34px 24px;border-radius:36px}
  .stat-grid{grid-template-columns:1fr 1fr}
  .hero-visual .frame{aspect-ratio:16/11}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:8px}
  .section-head{margin-bottom:32px}
}
@media (max-width:520px){
  .brand-text{font-size:14px}
  .nav-card{padding:10px 10px 10px 14px;border-radius:22px}
  .hero-copy h1{font-size:30px}
  .hero-actions .btn{width:100%}
  .stat-grid{grid-template-columns:1fr}
  .hero-mini{display:none}
  .drawer-grid{grid-template-columns:1fr}
  .footer-bottom{font-size:12px}
}

/* roulang page: category2 */
:root{
  --c-brand:#FF7A18;
  --c-brand-deep:#E8590C;
  --c-brand-gold:#F2C230;
  --c-accent-purple:#6C3CE9;
  --c-accent-teal:#14C8B8;
  --c-bg:#FFF8F0;
  --c-surface:#FFFFFF;
  --c-surface-2:#F7F0FA;
  --c-dark:#17111F;
  --c-ink:#1A1320;
  --c-ink-2:#4A3F55;
  --c-ink-3:#8A7F94;
  --line:1px solid rgba(26,19,32,.07);
  --line-strong:1px solid rgba(26,19,32,.12);
  --r-sm:12px;
  --r-md:20px;
  --r-card:24px;
  --r-lg:32px;
  --r-xl:48px;
  --r-pill:999px;
  --shadow:0 8px 24px rgba(26,19,32,.06);
  --shadow-hover:0 16px 40px rgba(232,89,12,.16);
  --grad:linear-gradient(115deg,#FF7A18 0%,#F2C230 55%,#FFB648 100%);
  --sec-gap:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:-.02em;font-weight:800;line-height:1.25;}
p{margin:0;}
ul,ol{margin:0;}
:focus-visible{outline:2px dashed rgba(255,122,24,.55);outline-offset:3px;border-radius:8px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%;}
@media (min-width:1440px){.container{max-width:1280px;}}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#3A1A02;box-shadow:0 10px 24px rgba(255,122,24,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(232,89,12,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:var(--c-surface);color:var(--c-ink);border-color:rgba(26,19,32,.14);box-shadow:var(--shadow);}
.btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{background:#FFF8F0;color:var(--c-dark);}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(0,0,0,.28);}
.btn-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:14px;color:var(--c-brand-deep);}
.btn-link i{transition:transform .2s ease;}
.btn-link:hover i{transform:translateX(4px);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  padding:14px 0 10px;
  background:var(--c-bg);
  transition:padding .25s ease;
}
.site-header.is-scrolled{padding:8px 0 6px;}
.nav-card{
  position:relative;
  display:flex;align-items:center;gap:16px;
  background:var(--c-surface);
  border:var(--line);
  border-radius:28px;
  padding:10px 14px 10px 16px;
  box-shadow:var(--shadow);
  transition:box-shadow .25s ease,padding .25s ease;
}
.site-header.is-scrolled .nav-card{box-shadow:0 14px 34px rgba(26,19,32,.12);padding:7px 14px 7px 16px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:16px;font-weight:800;color:var(--c-ink);white-space:nowrap;flex:none;}
.brand-mark{
  width:30px;height:30px;border-radius:50%;flex:none;position:relative;
  background:conic-gradient(from 200deg,#FF7A18,#F2C230,#FFB648,#6C3CE9,#FF7A18);
}
.brand-mark::before{content:"";position:absolute;inset:6px;border-radius:50%;background:var(--c-surface);}
.brand-mark::after{content:"";position:absolute;inset:11px;border-radius:50%;background:var(--c-dark);}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-item{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 13px;border-radius:16px;
  font-size:13px;font-weight:600;color:var(--c-ink-2);
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.nav-item i{font-size:13px;color:var(--c-ink-3);transition:color .2s ease;}
.nav-item:hover{background:#FFF1E4;color:var(--c-brand-deep);transform:translateY(-2px);}
.nav-item:hover i{color:var(--c-brand-deep);}
.nav-item.is-active{background:#FFF1E4;color:var(--c-brand-deep);border-color:rgba(255,122,24,.24);}
.nav-item.is-active i{color:var(--c-brand-deep);}
.nav-cta{flex:none;height:44px;padding:0 20px;font-size:14px;}
.nav-toggle{
  display:none;flex:none;width:44px;height:44px;margin-left:auto;
  align-items:center;justify-content:center;
  background:#FFF1E4;color:var(--c-brand-deep);
  border:1px solid rgba(255,122,24,.2);border-radius:14px;
  font-size:16px;cursor:pointer;transition:background .2s ease;
}
.nav-toggle:hover{background:#FFE6CE;}
.nav-cta-mobile{display:none;}

/* ---------- 页头 Hero ---------- */
.page-hero{padding:44px 0 24px;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3);margin-bottom:18px;flex-wrap:wrap;}
.breadcrumb a{color:var(--c-ink-3);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--c-brand-deep);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--c-ink-2);font-weight:600;}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:var(--r-pill);
  background:#FFF1E4;color:var(--c-brand-deep);
  font-size:12.5px;font-weight:700;
  border:1px solid rgba(255,122,24,.18);
}
.pill i{font-size:12px;}
h1.hero-title{font-size:clamp(30px,4.2vw,52px);line-height:1.15;margin:18px 0 18px;}
.hero-sub{font-size:16.5px;line-height:1.85;color:var(--c-ink-2);max-width:560px;}
.hero-sub + .hero-sub{margin-top:8px;}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px;}
.hero-stats{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px;}
.stat-pill{
  display:flex;align-items:baseline;gap:6px;
  background:var(--c-surface);border:var(--line);border-radius:var(--r-md);
  padding:10px 16px;box-shadow:var(--shadow);
}
.stat-pill b{font-size:20px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--c-brand-deep);}
.stat-pill span{font-size:12px;color:var(--c-ink-3);}
.hero-visual{position:relative;}
.hero-shot{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:0 22px 54px rgba(26,19,32,.14);}
.hero-shot img{width:100%;height:420px;object-fit:cover;}
.hero-shot::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 90% at 72% 26%,rgba(108,60,233,.38),transparent 56%),
             linear-gradient(180deg,rgba(23,17,31,0) 42%,rgba(23,17,31,.6) 100%);
}
.hero-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,248,240,.96);color:var(--c-ink);
  padding:8px 15px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;
}
.hero-badge i{color:var(--c-accent-purple);}
.hero-mini{
  position:absolute;right:-10px;bottom:-34px;z-index:3;
  display:flex;align-items:center;gap:12px;
  background:var(--c-surface);border:var(--line);border-radius:var(--r-md);
  padding:10px 18px 10px 10px;box-shadow:0 16px 40px rgba(26,19,32,.14);
}
.hero-mini img{width:56px;height:56px;border-radius:14px;object-fit:cover;}
.hero-mini strong{display:block;font-size:16px;font-variant-numeric:tabular-nums;}
.hero-mini span{font-size:12px;color:var(--c-ink-3);}

/* ---------- 通用板块 ---------- */
.section{padding:calc(var(--sec-gap) / 1.4) 0;}
.section-tint{background:var(--c-surface-2);}
.sec-head{max-width:720px;margin-bottom:40px;}
.sec-head h2{font-size:clamp(24px,3vw,36px);line-height:1.25;}
.sec-head p{margin-top:14px;color:var(--c-ink-2);font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.06em;
  color:var(--c-brand-deep);margin-bottom:14px;
}
.eyebrow::before{content:"";width:20px;height:4px;border-radius:2px;background:var(--grad);}

/* ---------- 时间轴 ---------- */
.tl{list-style:none;padding:0;margin:0;position:relative;}
.tl::before{
  content:"";position:absolute;left:23px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(180deg,rgba(255,122,24,.55),rgba(108,60,233,.28),rgba(20,200,184,.28));
  border-radius:2px;
}
.tl-item{display:grid;grid-template-columns:48px 1fr;gap:22px;margin-bottom:20px;position:relative;}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{
  width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;z-index:1;
  background:var(--c-surface);border:2px solid rgba(255,122,24,.32);
  color:var(--c-brand-deep);font-weight:800;font-size:14px;
  font-variant-numeric:tabular-nums;
  box-shadow:var(--shadow);
}
.tl-item.is-highlight .tl-dot{background:var(--grad);color:#3A1A02;border-color:transparent;box-shadow:0 10px 24px rgba(255,122,24,.3);}
.tl-card{
  background:var(--c-surface);border:var(--line);border-radius:var(--r-card);
  padding:24px 28px;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.tl-card h3{font-size:19px;margin-bottom:10px;}
.tl-card p{font-size:15px;color:var(--c-ink-2);line-height:1.85;}
.tl-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;
  background:#F7F0FA;color:var(--c-accent-purple);border:1px solid rgba(108,60,233,.14);
}
.tag-teal{background:#E9FAF8;color:#0C8E83;border-color:rgba(20,200,184,.22);}
.tag-warm{background:#FFF1E4;color:var(--c-brand-deep);border-color:rgba(255,122,24,.18);}

/* ---------- 三要点卡 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.point-card{
  background:var(--c-surface);border:var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.point-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(255,122,24,.22);}
.point-ico{
  width:48px;height:48px;border-radius:16px;
  display:grid;place-items:center;font-size:18px;
  background:#FFF1E4;color:var(--c-brand-deep);margin-bottom:18px;
}
.point-card:nth-child(2) .point-ico{background:#F7F0FA;color:var(--c-accent-purple);}
.point-card:nth-child(3) .point-ico{background:#E9FAF8;color:#0C8E83;}
.point-card h3{font-size:18px;margin-bottom:10px;}
.point-card p{font-size:15px;color:var(--c-ink-2);line-height:1.85;}
.point-card .tag{margin-top:auto;align-self:flex-start;}
.point-card p + .tag{margin-top:18px;}

/* ---------- 图文条 ---------- */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
}
.split-media{border-radius:var(--r-lg);overflow:hidden;position:relative;box-shadow:0 18px 44px rgba(26,19,32,.1);}
.split-media img{width:100%;height:360px;object-fit:cover;}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(23,17,31,0) 50%,rgba(23,17,31,.45));
}
.split-media .media-chip{
  position:absolute;left:16px;bottom:16px;z-index:2;
  background:rgba(255,248,240,.95);color:var(--c-ink);
  border-radius:var(--r-pill);padding:7px 14px;font-size:12.5px;font-weight:700;
}
.split h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:16px;}
.split p{color:var(--c-ink-2);font-size:15.5px;line-height:1.85;}
.split p + p{margin-top:12px;}
.check-list{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px;}
.check-list li{display:flex;gap:10px;font-size:15px;color:var(--c-ink-2);}
.check-list i{color:var(--c-accent-teal);margin-top:6px;font-size:13px;}

/* ---------- FAQ ---------- */
.faq-wrap{
  background:var(--c-surface);border:var(--line);border-radius:var(--r-lg);
  padding:8px 32px;box-shadow:var(--shadow);
}
.faq-item{border-bottom:1px solid rgba(26,19,32,.07);}
.faq-item:last-child{border-bottom:none;}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 0;font-size:17px;font-weight:600;color:var(--c-ink);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--c-brand-deep);}
.faq-ico{
  flex:none;width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;
  background:#FFF1E4;color:var(--c-brand-deep);
  font-size:16px;font-weight:700;line-height:1;
  transition:transform .2s ease,background .2s ease;
}
.faq-item[open] .faq-ico{transform:rotate(45deg);background:var(--grad);color:#3A1A02;}
.faq-body{padding:0 0 24px;font-size:15px;color:var(--c-ink-2);line-height:1.9;max-width:820px;}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;
  background:var(--c-dark);color:#FFF8F0;
  border-radius:var(--r-xl);
  padding:64px 60px;
  display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center;
}
.cta-card::after{
  content:"";position:absolute;right:-70px;top:-70px;
  width:300px;height:300px;border-radius:50%;
  border:2px solid rgba(255,248,240,.14);
  box-shadow:0 0 0 34px rgba(255,248,240,.05),0 0 0 70px rgba(255,248,240,.03);
  pointer-events:none;
}
.cta-card h2{font-size:clamp(24px,3vw,36px);color:#FFF8F0;}
.cta-card p{margin-top:16px;color:rgba(255,248,240,.72);font-size:15.5px;max-width:520px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px;}
.cta-side{position:relative;z-index:1;display:flex;justify-content:flex-end;}
.ring{
  width:190px;height:190px;border-radius:50%;
  background:radial-gradient(circle at 50% 50%,rgba(108,60,233,.55),rgba(23,17,31,0) 68%);
  border:1px solid rgba(255,248,240,.18);
  display:grid;place-items:center;color:rgba(255,248,240,.7);
  font-size:12.5px;font-weight:700;letter-spacing:.14em;
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-dark);color:rgba(255,248,240,.7);
  border-radius:var(--r-xl) var(--r-xl) 0 0;
  margin-top:var(--sec-gap);
  padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:#FFF8F0;font-weight:800;font-size:16px;}
.footer-brand .brand-mark::before{background:var(--c-dark);}
.footer-brand .brand-mark::after{background:var(--grad);}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,248,240,.62);max-width:300px;}
.footer-col h4{font-size:14px;font-weight:700;color:rgba(255,248,240,.5);margin:0 0 16px;}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:11px;}
.footer-col a,.footer-col li span{font-size:14px;color:rgba(255,248,240,.7);transition:color .2s ease;}
.footer-col a:hover{color:var(--c-brand);}
.sub-form{display:flex;margin-top:14px;}
.sub-form input{
  flex:1;min-width:0;height:46px;padding:0 14px;
  background:rgba(255,255,255,.06);color:#FFF8F0;
  border:1px solid rgba(255,255,255,.14);border-radius:12px 0 0 12px;
  font-size:14px;outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-form input::placeholder{color:rgba(255,248,240,.4);}
.sub-form input:focus{border-color:var(--c-brand);box-shadow:0 0 0 4px rgba(255,122,24,.18);}
.sub-form button{
  height:46px;padding:0 20px;border:none;cursor:pointer;
  background:var(--grad);color:#3A1A02;font-weight:700;font-size:14px;
  border-radius:0 12px 12px 0;transition:filter .2s ease;
}
.sub-form button:hover{filter:brightness(1.06);}
.footer-note{margin-top:12px;font-size:12.5px;color:rgba(255,248,240,.42);}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.10);
  font-size:13px;color:rgba(255,248,240,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-links{
    display:none;
    position:absolute;left:0;right:0;top:calc(100% + 10px);
    flex-wrap:wrap;gap:10px;margin-left:0;
    background:var(--c-surface);border:var(--line);border-radius:24px;
    padding:14px;box-shadow:0 18px 44px rgba(26,19,32,.16);
  }
  .nav-links.is-open{display:flex;}
  .nav-item{flex:1 1 calc(50% - 10px);background:#FFF8F0;border:1px solid rgba(26,19,32,.05);}
  .nav-cta-mobile{
    display:flex;flex:1 1 100%;justify-content:center;
    height:44px;border-radius:var(--r-pill);
    background:var(--grad);color:#3A1A02;font-weight:700;font-size:14px;
    align-items:center;
  }
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-shot img{height:340px;}
  .hero-mini{position:static;margin-top:18px;box-shadow:var(--shadow);}
  .grid-3{grid-template-columns:1fr 1fr;}
  .split{grid-template-columns:1fr;gap:32px;}
  .cta-card{grid-template-columns:1fr;padding:48px 34px;}
  .cta-side{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:768px){
  :root{--sec-gap:64px;}
  .container{padding:0 20px;}
  .page-hero{padding:28px 0 8px;}
  .section{padding:calc(var(--sec-gap) / 1.4) 0;}
  .grid-3{grid-template-columns:1fr;}
  .tl-item{grid-template-columns:40px 1fr;gap:16px;}
  .tl::before{left:19px;}
  .tl-dot{width:40px;height:40px;font-size:13px;}
  .tl-card{padding:20px;}
  .point-card{padding:22px;}
  .faq-wrap{padding:4px 20px;}
  .faq-item summary{font-size:16px;padding:18px 0;}
  .cta-card{padding:38px 24px;border-radius:32px;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-desc{max-width:none;}
  .split-media img{height:260px;}
  .hero-shot img{height:260px;}
  .site-footer{border-radius:32px 32px 0 0;padding:44px 0 24px;}
}
@media (max-width:520px){
  h1.hero-title{font-size:30px;}
  .hero-sub{font-size:15.5px;}
  .hero-stats{gap:10px;}
  .stat-pill{padding:9px 13px;}
  .hero-actions .btn{flex:1 1 100%;}
  .brand{font-size:14.5px;}
  .brand-mark{width:26px;height:26px;}
  .brand-mark::before{inset:5px;}
  .brand-mark::after{inset:10px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: category3 */
:root{
  --c-brand:#FF7A18;
  --c-brand-deep:#E8590C;
  --c-brand-gold:#F2C230;
  --c-accent-purple:#6C3CE9;
  --c-accent-teal:#14C8B8;
  --c-bg:#FFF8F0;
  --c-surface:#FFFFFF;
  --c-surface-2:#F7F0FA;
  --c-dark:#17111F;
  --c-ink:#1A1320;
  --c-ink-2:#4A3F55;
  --c-ink-3:#8A7F94;
  --line:1px solid rgba(26,19,32,.07);
  --line-strong:1px solid rgba(26,19,32,.12);
  --line-dark:1px solid rgba(255,255,255,.10);
  --r-sm:12px;
  --r-md:16px;
  --r-card:24px;
  --r-lg:32px;
  --r-xl:48px;
  --r-pill:999px;
  --sh:0 8px 24px rgba(26,19,32,.06);
  --sh-hover:0 16px 40px rgba(232,89,12,.16);
  --grad:linear-gradient(115deg,#FF7A18 0%,#F2C230 55%,#FFB648 100%);
  --sec-gap:76px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--c-bg);
  color:var(--c-ink);
  font-size:16px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input{font:inherit;}
h1,h2,h3,h4,p,figure{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:rgba(255,122,24,.24);color:var(--c-ink);}
:focus-visible{outline:2px solid rgba(255,122,24,.45);outline-offset:3px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 吸顶卡片导航 ---------- */
.site-header{position:sticky;top:16px;z-index:80;padding:0 24px;transition:padding .25s ease;}
.nav-shell{
  max-width:1200px;margin:0 auto;
  background:var(--c-surface);
  border:var(--line);
  border-radius:28px;
  box-shadow:var(--sh);
  display:flex;align-items:center;gap:14px;
  padding:12px 18px;
  transition:box-shadow .25s ease,padding .25s ease;
}
.site-header.is-scrolled .nav-shell{box-shadow:0 12px 32px rgba(26,19,32,.12);padding:8px 18px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:30px;height:30px;border-radius:50%;
  background:var(--grad);
  position:relative;display:inline-block;
  box-shadow:0 4px 12px rgba(232,89,12,.28);
}
.brand-mark::after{
  content:"";position:absolute;inset:8px;border-radius:50%;
  background:var(--c-surface);
}
.brand-mark::before{
  content:"";position:absolute;inset:12px;border-radius:50%;
  background:var(--c-accent-purple);z-index:2;
}
.brand-text{font-size:16px;font-weight:800;letter-spacing:-.02em;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:nowrap;}
.nav-item{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--c-ink-2);
  padding:9px 12px;border-radius:16px;
  transition:background .18s ease,color .18s ease,transform .18s ease;
  white-space:nowrap;
}
.nav-item i{font-size:13px;color:var(--c-ink-3);transition:color .18s ease;}
.nav-item:hover{background:rgba(255,122,24,.10);color:var(--c-brand-deep);transform:translateY(-2px);}
.nav-item:hover i{color:var(--c-brand);}
.nav-item.is-active{background:rgba(255,122,24,.14);color:var(--c-brand-deep);}
.nav-item.is-active i{color:var(--c-brand-deep);}
.nav-cta{
  margin-left:12px;flex:0 0 auto;
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--grad);color:#2A1200;font-size:13.5px;font-weight:800;
  box-shadow:0 6px 16px rgba(232,89,12,.26);
  transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(232,89,12,.34);filter:saturate(1.06);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:14px;
  background:rgba(255,122,24,.10);color:var(--c-brand-deep);
  font-size:17px;align-items:center;justify-content:center;
  transition:background .18s ease;
}
.nav-toggle:hover{background:rgba(255,122,24,.18);}
.nav-drawer{display:none;}

/* ---------- 通用 ---------- */
.section{padding:var(--sec-gap) 0;}
.section-head{max-width:720px;margin-bottom:36px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.06em;
  color:var(--c-brand-deep);
  background:rgba(255,122,24,.10);
  border:1px solid rgba(255,122,24,.20);
  padding:6px 14px;border-radius:var(--r-pill);
  margin-bottom:16px;
}
.eyebrow i{font-size:11px;}
h1{font-size:clamp(30px,4.2vw,52px);line-height:1.15;font-weight:800;letter-spacing:-.02em;}
h2{font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:800;letter-spacing:-.02em;}
h3{font-size:20px;line-height:1.4;font-weight:700;}
.lead{font-size:16.5px;color:var(--c-ink-2);line-height:1.85;}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#2A1200;box-shadow:0 8px 22px rgba(232,89,12,.26);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(232,89,12,.34);}
.btn-ghost{background:var(--c-surface);color:var(--c-ink);border:var(--line-strong);}
.btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand-deep);transform:translateY(-2px);box-shadow:var(--sh);}
.btn-dark{background:rgba(255,248,240,.92);color:var(--c-dark);}
.btn-dark:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(0,0,0,.28);}
.btn:active{transform:translateY(0);}
.btn-text{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:700;color:var(--c-brand-deep);}
.btn-text i{transition:transform .2s ease;}
.btn-text:hover i{transform:translateX(4px);}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;
  padding:4px 11px;border-radius:var(--r-pill);
  background:rgba(108,60,233,.10);color:#5A2FD0;
  border:1px solid rgba(108,60,233,.16);
}
.pill.is-teal{background:rgba(20,200,184,.12);color:#0A8F84;border-color:rgba(20,200,184,.20);}
.pill.is-warm{background:rgba(255,122,24,.12);color:var(--c-brand-deep);border-color:rgba(255,122,24,.20);}

/* ---------- 页头 ---------- */
.page-hero{position:relative;padding:26px 0 8px;overflow:hidden;}
.page-hero::before{
  content:"";position:absolute;top:-160px;right:-120px;width:520px;height:520px;
  background:radial-gradient(circle at center,rgba(108,60,233,.16),rgba(108,60,233,0) 68%);
  pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;bottom:-200px;left:-160px;width:480px;height:480px;
  background:radial-gradient(circle at center,rgba(255,122,24,.16),rgba(255,122,24,0) 70%);
  pointer-events:none;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3);margin-bottom:26px;position:relative;z-index:2;}
.crumbs a{color:var(--c-ink-2);font-weight:600;transition:color .18s ease;}
.crumbs a:hover{color:var(--c-brand-deep);}
.crumbs span.sep{color:rgba(26,19,32,.22);}
.crumbs .current{color:var(--c-brand-deep);font-weight:700;}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;position:relative;z-index:2;}
.hero-copy h1{margin-bottom:18px;}
.hero-sub{font-size:16.5px;line-height:1.85;color:var(--c-ink-2);max-width:520px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;}
.mini-badge{
  background:var(--c-surface);border:var(--line);border-radius:var(--r-md);
  padding:12px 16px;box-shadow:var(--sh);min-width:132px;
}
.mini-badge .n{font-size:22px;font-weight:800;letter-spacing:-.02em;color:var(--c-brand-deep);line-height:1.2;}
.mini-badge .n small{font-size:12.5px;font-weight:700;color:var(--c-ink-3);margin-left:2px;}
.mini-badge .t{font-size:12px;color:var(--c-ink-3);margin-top:2px;}
.hero-visual{position:relative;}
.hero-visual .frame{
  border-radius:var(--r-lg);overflow:hidden;position:relative;
  box-shadow:0 20px 48px rgba(26,19,32,.14);
  border:1px solid rgba(255,255,255,.6);
}
.hero-visual .frame img{width:100%;aspect-ratio:4/3.1;object-fit:cover;background:#EFE6F4;}
.hero-visual .frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(150deg,rgba(255,122,24,.18) 0%,rgba(108,60,233,.20) 55%,rgba(23,17,31,.34) 100%);
  mix-blend-mode:multiply;
}
.float-card{
  position:absolute;left:-18px;bottom:-22px;
  background:var(--c-surface);border:var(--line);border-radius:20px;
  box-shadow:0 16px 36px rgba(26,19,32,.16);
  padding:14px 18px;display:flex;align-items:center;gap:12px;
  max-width:290px;
}
.float-card .icon{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  background:rgba(20,200,184,.14);color:#0A8F84;
  display:flex;align-items:center;justify-content:center;font-size:16px;
}
.float-card b{display:block;font-size:13.5px;font-weight:800;line-height:1.4;}
.float-card span{font-size:12px;color:var(--c-ink-3);}

/* ---------- 角色声纹卡墙 ---------- */
.crit-wall{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.crit-card{
  background:var(--c-surface);border:var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh);
  display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.crit-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,122,24,.34);}
.crit-media{position:relative;overflow:hidden;background:#F1E8F6;}
.crit-media img{width:100%;aspect-ratio:16/8.2;object-fit:cover;transition:transform .5s ease;}
.crit-card:hover .crit-media img{transform:scale(1.04);}
.crit-media .tagline{
  position:absolute;left:16px;top:16px;
  background:rgba(23,17,31,.72);color:#FFF8F0;
  font-size:11.5px;font-weight:700;letter-spacing:.04em;
  padding:5px 12px;border-radius:var(--r-pill);
  backdrop-filter:blur(4px);
}
.crit-body{padding:24px 26px 28px;display:flex;flex-direction:column;gap:12px;flex:1;}
.crit-body h3{font-size:19px;font-weight:800;letter-spacing:-.01em;}
.crit-body p{font-size:14.5px;line-height:1.8;color:var(--c-ink-2);}
.crit-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}

/* ---------- 规格徽章矩阵 ---------- */
.spec-matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.spec{
  border-radius:var(--r-card);padding:26px 24px;
  background:var(--c-surface);border:var(--line);box-shadow:var(--sh);
  transition:transform .2s ease,box-shadow .2s ease;
}
.spec:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.spec.is-dark{background:var(--c-dark);border:var(--line-dark);color:#FFF8F0;}
.spec.is-dark .spec-label{color:rgba(255,248,240,.62);}
.spec.is-purple{background:var(--c-surface-2);border:1px solid rgba(108,60,233,.14);}
.spec .spec-num{font-size:34px;font-weight:800;letter-spacing:-.03em;line-height:1.1;font-variant-numeric:tabular-nums;}
.spec.is-dark .spec-num{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.spec .spec-num small{font-size:14px;font-weight:700;margin-left:3px;color:var(--c-ink-3);}
.spec.is-dark .spec-num small{color:rgba(255,248,240,.66);}
.spec .spec-label{font-size:13px;color:var(--c-ink-3);margin-top:8px;line-height:1.6;}

/* ---------- 说明区 ---------- */
.note-panel{
  background:var(--c-surface-2);
  border:1px solid rgba(108,60,233,.13);
  border-radius:var(--r-xl);
  padding:48px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:start;
}
.note-panel h2{margin-bottom:18px;}
.note-panel p{font-size:15.5px;color:var(--c-ink-2);line-height:1.9;margin-bottom:16px;}
.note-list{display:flex;flex-direction:column;gap:14px;}
.note-list li{
  background:var(--c-surface);border:var(--line);border-radius:var(--r-card);
  padding:16px 20px;display:flex;gap:14px;align-items:flex-start;
  box-shadow:0 4px 14px rgba(26,19,32,.04);
}
.note-list .dot{
  width:26px;height:26px;border-radius:9px;flex:0 0 auto;margin-top:2px;
  background:rgba(255,122,24,.13);color:var(--c-brand-deep);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;
}
.note-list b{display:block;font-size:14.5px;font-weight:800;margin-bottom:2px;}
.note-list span{font-size:13.5px;color:var(--c-ink-3);line-height:1.7;}

/* ---------- 四步流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{
  background:var(--c-surface);border:var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh);position:relative;overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.step .big-num{
  font-size:48px;font-weight:800;line-height:1;letter-spacing:-.04em;
  color:rgba(255,122,24,.18);font-variant-numeric:tabular-nums;margin-bottom:10px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:13.5px;color:var(--c-ink-2);line-height:1.75;}
.step::after{
  content:"";position:absolute;left:22px;right:22px;top:0;height:3px;
  background:var(--grad);border-radius:0 0 3px 3px;opacity:.75;
}

/* ---------- FAQ ---------- */
.faq-card{background:var(--c-surface);border:var(--line);border-radius:var(--r-lg);box-shadow:var(--sh);padding:10px 32px;}
.faq-item{border-bottom:1px solid rgba(26,19,32,.08);}
.faq-item:last-child{border-bottom:0;}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 0;font-size:16.5px;font-weight:700;color:var(--c-ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--c-brand-deep);}
.faq-plus{
  width:28px;height:28px;flex:0 0 auto;border-radius:50%;
  background:rgba(255,122,24,.12);color:var(--c-brand-deep);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;transition:transform .2s ease,background .2s ease;
}
.faq-item[open] .faq-plus{transform:rotate(45deg);background:rgba(255,122,24,.22);}
.faq-answer{padding:0 0 22px;font-size:15px;line-height:1.85;color:var(--c-ink-2);max-width:860px;}

/* ---------- CTA ---------- */
.cta-card{
  background:var(--c-dark);color:#FFF8F0;
  border-radius:var(--r-xl);
  padding:56px;position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.45fr .55fr;gap:32px;align-items:center;
  box-shadow:0 24px 56px rgba(23,17,31,.28);
}
.cta-card h2{color:#FFF8F0;margin-bottom:14px;}
.cta-card p{color:rgba(255,248,240,.70);font-size:15.5px;max-width:520px;margin-bottom:26px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.eye-ring{
  width:220px;height:220px;border-radius:50%;
  border:1px solid rgba(255,255,255,.14);
  position:relative;justify-self:end;
  display:flex;align-items:center;justify-content:center;
}
.eye-ring::before{
  content:"";position:absolute;inset:34px;border-radius:50%;
  border:1px solid rgba(255,122,24,.42);
}
.eye-ring::after{
  content:"";position:absolute;width:76px;height:76px;border-radius:50%;
  background:var(--grad);filter:blur(.4px);
  box-shadow:0 0 44px rgba(255,122,24,.55);
}
.eye-ring .core{
  position:absolute;width:26px;height:26px;border-radius:50%;
  background:var(--c-dark);z-index:2;
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,248,240,.70);margin-top:var(--sec-gap);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text{color:#FFF8F0;font-size:16px;font-weight:800;}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(255,248,240,.62);max-width:320px;}
.footer-col h4{font-size:14px;font-weight:700;color:rgba(255,248,240,.50);margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(255,248,240,.70);transition:color .18s ease;}
.footer-col a:hover{color:var(--c-brand);}
.sub-form{display:flex;margin-top:14px;max-width:300px;}
.sub-form input{
  flex:1;height:44px;padding:0 14px;min-width:0;
  background:rgba(255,248,240,.08);
  border:1px solid rgba(255,255,255,.14);
  border-right:0;border-radius:14px 0 0 14px;
  color:#FFF8F0;font-size:13.5px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.sub-form input::placeholder{color:rgba(255,248,240,.42);}
.sub-form input:focus{border-color:var(--c-brand);background:rgba(255,248,240,.12);box-shadow:0 0 0 4px rgba(255,122,24,.16);}
.sub-form button{
  height:44px;padding:0 20px;border-radius:0 14px 14px 0;
  background:var(--grad);color:#2A1200;font-size:13.5px;font-weight:800;
  transition:filter .18s ease,transform .18s ease;
}
.sub-form button:hover{filter:saturate(1.1) brightness(1.03);}
.sub-form button:active{transform:scale(.98);}
.footer-note{font-size:12px;color:rgba(255,248,240,.40);margin-top:10px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:20px 0 28px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:12.5px;color:rgba(255,248,240,.46);
}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .hero-inner{gap:36px;}
}
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .nav-drawer{
    max-width:1200px;margin:12px auto 0;
    background:var(--c-surface);border:var(--line);border-radius:24px;
    box-shadow:var(--sh);padding:14px;
    display:none;grid-template-columns:1fr 1fr;gap:10px;
  }
  .nav-drawer.is-open{display:grid;}
  .nav-drawer .nav-item{
    display:flex;justify-content:flex-start;gap:8px;
    padding:12px 14px;border-radius:16px;background:rgba(255,122,24,.06);
    font-size:13.5px;
  }
  .nav-drawer .nav-cta{
    display:flex;grid-column:1 / -1;width:100%;justify-content:center;margin-left:0;height:46px;
  }
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .hero-visual{order:-1;}
  .hero-visual .frame img{aspect-ratio:16/9.4;}
  .float-card{left:12px;bottom:-18px;}
  .crit-wall{grid-template-columns:1fr;}
  .spec-matrix{grid-template-columns:repeat(2,1fr);}
  .note-panel{grid-template-columns:1fr;padding:36px;gap:28px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .cta-card{grid-template-columns:1fr;padding:40px;}
  .eye-ring{justify-self:start;width:160px;height:160px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  :root{--sec-gap:56px;}
  .container{padding:0 20px;}
  .site-header{padding:0 14px;top:10px;}
  .nav-shell{border-radius:22px;padding:10px 14px;}
  .brand-text{font-size:15px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{flex:1 1 auto;justify-content:center;}
  .mini-badge{flex:1 1 calc(50% - 6px);min-width:0;}
  .float-card{position:static;margin-top:16px;max-width:none;}
  .spec-matrix{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .note-panel{padding:26px;border-radius:28px;}
  .faq-card{padding:6px 20px;}
  .faq-item summary{font-size:15.5px;padding:18px 0;}
  .cta-card{padding:32px 24px;border-radius:32px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  h1{font-size:29px;}
  h2{font-size:23px;}
  .crit-body{padding:20px 20px 24px;}
  .btn{height:46px;padding:0 20px;font-size:14px;}
  .hero-badges{gap:10px;}
  .mini-badge{padding:10px 14px;}
  .mini-badge .n{font-size:19px;}
  .nav-drawer{grid-template-columns:1fr;}
  .sub-form{max-width:none;}
}

/* roulang page: category4 */
:root{
  --c-brand:#FF7A18;
  --c-brand-deep:#E8590C;
  --c-brand-gold:#F2C230;
  --c-accent-purple:#6C3CE9;
  --c-accent-teal:#14C8B8;
  --c-bg:#FFF8F0;
  --c-surface:#FFFFFF;
  --c-surface-2:#F7F0FA;
  --c-dark:#17111F;
  --c-ink:#1A1320;
  --c-ink-2:#4A3F55;
  --c-ink-3:#8A7F94;
  --c-line:rgba(26,19,32,.07);
  --c-line-strong:rgba(26,19,32,.14);
  --c-line-dark:rgba(255,255,255,.10);
  --grad-brand:linear-gradient(115deg,#FF7A18 0%,#F2C230 55%,#FFB648 100%);
  --r-sm:12px;
  --r-md:24px;
  --r-lg:32px;
  --r-xl:48px;
  --r-pill:999px;
  --shadow-sm:0 8px 24px rgba(26,19,32,.06);
  --shadow-md:0 16px 40px rgba(232,89,12,.16);
  --shadow-lg:0 24px 60px rgba(26,19,32,.14);
  --gap:24px;
  --section:96px;
  --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:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;object-fit:cover;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid rgba(255,122,24,.42);outline-offset:3px;border-radius:8px;}

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

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  letter-spacing:.01em;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.btn i{font-size:14px;transition:transform .22s var(--ease);}
.btn-primary{
  background:var(--grad-brand);
  color:#20130A;
  box-shadow:0 10px 24px rgba(232,89,12,.24);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:var(--c-surface);
  color:var(--c-ink);
  border-color:var(--c-line-strong);
}
.btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-ghost:active{transform:translateY(0);}
.btn-dark{
  background:var(--c-dark);
  color:#FFF8F0;
  border-color:rgba(255,255,255,.14);
}
.btn-dark:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(0,0,0,.36);}
.btn-sm{height:42px;padding:0 18px;font-size:14px;}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:700;
  color:var(--c-brand-deep);
}
.link-arrow i{transition:transform .22s var(--ease);}
.link-arrow:hover i{transform:translateX(4px);}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  padding:16px 0 0;
}
.nav-shell{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:28px;
  box-shadow:var(--shadow-sm);
  display:flex;
  align-items:center;
  gap:16px;
  padding:12px 16px 12px 18px;
  transition:box-shadow .3s var(--ease),padding .3s var(--ease);
}
.site-header.is-scrolled .nav-shell{
  box-shadow:0 14px 34px rgba(26,19,32,.12);
  padding-top:8px;
  padding-bottom:8px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:34px;
  height:34px;
  border-radius:50%;
  position:relative;
  flex-shrink:0;
  background:
    radial-gradient(circle at 50% 50%,#FFFFFF 0 16%,transparent 17%),
    radial-gradient(circle at 50% 50%,#17111F 0 30%,transparent 31%),
    conic-gradient(from 210deg,#FF7A18,#F2C230,#6C3CE9,#FF7A18);
  box-shadow:0 6px 16px rgba(232,89,12,.26);
}
.brand-text{
  font-size:15px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--c-ink);
}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
  flex-wrap:wrap;
}
.nav-item{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:9px 13px;
  border-radius:16px;
  font-size:13px;
  font-weight:600;
  color:var(--c-ink-2);
  border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),border-color .2s var(--ease);
}
.nav-item i{font-size:12px;color:var(--c-ink-3);transition:color .2s var(--ease);}
.nav-item:hover{
  background:rgba(255,122,24,.10);
  color:var(--c-brand-deep);
  transform:translateY(-2px);
}
.nav-item:hover i{color:var(--c-brand-deep);}
.nav-item.is-active{
  background:#FFF0E2;
  border-color:rgba(255,122,24,.32);
  color:var(--c-brand-deep);
}
.nav-item.is-active i{color:var(--c-brand-deep);}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:14px;
  border:1px solid var(--c-line-strong);
  background:var(--c-surface);
  color:var(--c-ink);
  font-size:16px;
  cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-toggle:hover{background:#FFF0E2;color:var(--c-brand-deep);}

.nav-drawer{
  display:none;
  margin-top:12px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:24px;
  box-shadow:var(--shadow-sm);
  padding:16px;
}
.nav-drawer.is-open{display:block;}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.drawer-grid .nav-item{
  justify-content:flex-start;
  padding:13px 14px;
  font-size:13.5px;
  background:#FFF9F3;
  border:1px solid var(--c-line);
  border-radius:16px;
}
.drawer-grid .nav-item.is-active{background:#FFF0E2;border-color:rgba(255,122,24,.32);}
.drawer-cta{margin-top:14px;}
.drawer-cta .btn{width:100%;}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--c-ink-3);
  padding:26px 0 0;
}
.breadcrumb a{color:var(--c-ink-2);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--c-brand-deep);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--c-brand-deep);font-weight:600;}

/* ============ 页头 Hero ============ */
.page-hero{padding:28px 0 0;}
.hero-panel{
  position:relative;
  overflow:hidden;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:44px;
  align-items:center;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  box-shadow:var(--shadow-sm);
  padding:48px;
}
.hero-panel::after{
  content:"";
  position:absolute;
  width:420px;height:420px;
  right:-160px;top:-180px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(108,60,233,.16),rgba(20,200,184,.08) 45%,transparent 70%);
  pointer-events:none;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 14px;
  border-radius:var(--r-pill);
  background:#FFF0E2;
  border:1px solid rgba(255,122,24,.26);
  color:var(--c-brand-deep);
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.02em;
}
.eyebrow i{font-size:11px;}
.hero-copy h1{
  margin-top:18px;
  font-size:clamp(30px,4.2vw,50px);
  line-height:1.15;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--c-ink);
}
.hero-copy h1 .hl{
  background:var(--grad-brand);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  margin-top:18px;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-ink-2);
  max-width:34em;
}
.hero-btns{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:24px;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:8px 14px;
  border-radius:var(--r-pill);
  background:var(--c-surface-2);
  border:1px solid var(--c-line);
  font-size:12.5px;
  font-weight:600;
  color:var(--c-ink-2);
}
.chip i{color:var(--c-accent-purple);font-size:11px;}

.hero-visual{position:relative;}
.hero-shot{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:#F1EAE3;
  box-shadow:var(--shadow-sm);
  aspect-ratio:4/3;
}
.hero-shot img{width:100%;height:100%;}
.hero-shot::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(160deg,rgba(23,17,31,.42) 0%,rgba(23,17,31,.05) 45%,rgba(255,122,24,.22) 100%);
}
.hero-float{
  position:absolute;
  left:-14px;
  bottom:-18px;
  display:flex;
  align-items:center;
  gap:12px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:20px;
  box-shadow:var(--shadow-md);
  padding:14px 18px;
}
.hero-float .dot{
  width:10px;height:10px;border-radius:50%;
  background:var(--c-accent-teal);
  box-shadow:0 0 0 6px rgba(20,200,184,.16);
}
.hero-float strong{font-size:20px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums;}
.hero-float span{font-size:12px;color:var(--c-ink-3);display:block;line-height:1.4;}

/* ============ 通用板块 ============ */
.section{padding:var(--section) 0 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:34px;
}
.section-head h2{
  font-size:clamp(24px,3vw,36px);
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.02em;
  max-width:22em;
}
.section-head p{
  margin-top:12px;
  font-size:15.5px;
  color:var(--c-ink-2);
  max-width:38em;
}
.section-tag{
  display:inline-block;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--c-brand-deep);
  margin-bottom:10px;
}

/* ============ 数据徽章矩阵 ============ */
.stat-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.stat-cell{
  border-radius:var(--r-md);
  border:1px solid var(--c-line);
  padding:28px;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
  min-height:172px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
}
.stat-cell:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);}
.stat-cell.light{background:var(--c-surface);}
.stat-cell.tint{background:var(--c-surface-2);border-color:rgba(108,60,233,.14);}
.stat-cell.dark{
  background:var(--c-dark);
  border-color:var(--c-line-dark);
  color:#FFF8F0;
}
.stat-num{
  font-size:clamp(28px,3.2vw,36px);
  font-weight:800;
  letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
  line-height:1.1;
  display:flex;
  align-items:baseline;
  gap:6px;
}
.stat-cell.light .stat-num,
.stat-cell.tint .stat-num{color:var(--c-ink);}
.stat-cell.dark .stat-num{
  background:var(--grad-brand);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.stat-num small{font-size:15px;font-weight:700;letter-spacing:0;}
.stat-label{
  margin-top:8px;
  font-size:14px;
  font-weight:700;
}
.stat-desc{
  margin-top:10px;
  font-size:12.5px;
  line-height:1.7;
  color:var(--c-ink-3);
}
.stat-cell.dark .stat-desc{color:rgba(255,248,240,.66);}
.stat-cell.dark .stat-label{color:rgba(255,248,240,.92);}

/* ============ 改前 / 改后 对比 ============ */
.compare{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.compare-card{
  border-radius:var(--r-lg);
  padding:34px;
  border:1px solid var(--c-line);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.compare-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);}
.compare-card.before{background:var(--c-surface-2);border-color:rgba(108,60,233,.16);}
.compare-card.after{background:#FFF1E4;border-color:rgba(255,122,24,.26);}
.compare-head{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:22px;
}
.compare-head .mark{
  width:38px;height:38px;
  border-radius:12px;
  display:grid;place-items:center;
  font-size:15px;
}
.compare-card.before .mark{background:rgba(108,60,233,.14);color:var(--c-accent-purple);}
.compare-card.after .mark{background:var(--grad-brand);color:#20130A;}
.compare-head h3{font-size:20px;font-weight:800;letter-spacing:-.01em;}
.compare-head span{font-size:12.5px;color:var(--c-ink-3);font-weight:600;}
.compare-list li{
  display:flex;
  gap:12px;
  padding:13px 0;
  border-top:1px solid rgba(26,19,32,.08);
  font-size:14.5px;
  line-height:1.75;
  color:var(--c-ink-2);
}
.compare-list li:first-child{border-top:none;padding-top:0;}
.compare-list li i{
  margin-top:6px;
  font-size:12px;
  flex-shrink:0;
}
.compare-card.before .compare-list li i{color:var(--c-ink-3);}
.compare-card.after .compare-list li i{color:var(--c-brand-deep);}

/* ============ 投流拆解三卡 ============ */
.card-grid-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.info-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  box-shadow:var(--shadow-sm);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.info-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:rgba(255,122,24,.28);
}
.info-card .thumb{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:#F1EAE3;
}
.info-card .thumb img{width:100%;height:100%;transition:transform .5s var(--ease);}
.info-card:hover .thumb img{transform:scale(1.03);}
.info-card .thumb .pill{
  position:absolute;
  left:14px;top:14px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:rgba(23,17,31,.72);
  color:#FFF8F0;
  font-size:11.5px;
  font-weight:700;
  letter-spacing:.02em;
}
.info-card .body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.info-card h3{font-size:18px;font-weight:800;letter-spacing:-.01em;}
.info-card p{font-size:14px;line-height:1.8;color:var(--c-ink-2);}
.info-card .foot{margin-top:auto;padding-top:8px;}

/* ============ 节奏带 ============ */
.rhythm{
  background:var(--c-dark);
  border-radius:var(--r-xl);
  padding:52px;
  color:#FFF8F0;
  position:relative;
  overflow:hidden;
}
.rhythm::after{
  content:"";
  position:absolute;
  width:360px;height:360px;
  right:-120px;bottom:-160px;
  border-radius:50%;
  border:1px solid rgba(255,248,240,.14);
  box-shadow:0 0 0 40px rgba(255,248,240,.04),0 0 0 90px rgba(255,248,240,.03);
  pointer-events:none;
}
.rhythm h2{
  font-size:clamp(24px,3vw,34px);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.25;
  max-width:20em;
}
.rhythm > p{
  margin-top:14px;
  font-size:15px;
  color:rgba(255,248,240,.72);
  max-width:44em;
}
.rhythm-row{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin-top:34px;
  position:relative;
  z-index:1;
}
.rhythm-item{
  background:rgba(255,248,240,.06);
  border:1px solid var(--c-line-dark);
  border-radius:20px;
  padding:22px;
}
.rhythm-item b{
  display:block;
  font-size:13px;
  font-weight:700;
  color:rgba(255,248,240,.56);
  letter-spacing:.04em;
}
.rhythm-item strong{
  display:block;
  margin-top:10px;
  font-size:18px;
  font-weight:800;
  letter-spacing:-.01em;
  color:#FFF8F0;
}
.rhythm-item span{
  display:block;
  margin-top:8px;
  font-size:13px;
  line-height:1.7;
  color:rgba(255,248,240,.62);
}

/* ============ FAQ ============ */
.faq-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  padding:10px 32px;
}
.faq-item{border-top:1px solid var(--c-line);}
.faq-item:first-child{border-top:none;}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:22px 0;
  font-size:17px;
  font-weight:600;
  color:var(--c-ink);
  transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--c-brand-deep);}
.faq-item summary .ico{
  flex-shrink:0;
  width:30px;height:30px;
  border-radius:50%;
  display:grid;place-items:center;
  background:#FFF0E2;
  color:var(--c-brand-deep);
  font-size:13px;
  transition:transform .2s var(--ease),background .2s var(--ease);
}
.faq-item[open] summary .ico{transform:rotate(45deg);background:var(--grad-brand);color:#20130A;}
.faq-answer{
  padding:0 0 24px;
  font-size:15px;
  line-height:1.85;
  color:var(--c-ink-2);
  max-width:60em;
}

/* ============ 结尾 CTA ============ */
.cta-band{
  margin-top:var(--section);
  background:var(--c-dark);
  border-radius:var(--r-xl);
  padding:60px 56px;
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:40px;
  align-items:center;
  position:relative;
  overflow:hidden;
  color:#FFF8F0;
}
.cta-band::before{
  content:"";
  position:absolute;
  width:460px;height:460px;
  right:-150px;top:-180px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,24,.30),rgba(108,60,233,.18) 48%,transparent 72%);
  pointer-events:none;
}
.cta-band h2{
  font-size:clamp(26px,3.2vw,38px);
  font-weight:800;
  line-height:1.22;
  letter-spacing:-.02em;
  position:relative;
}
.cta-band p{
  margin-top:14px;
  font-size:15.5px;
  color:rgba(255,248,240,.72);
  max-width:36em;
  position:relative;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
  position:relative;
}
.cta-ring{
  position:relative;
  z-index:1;
  display:grid;
  place-items:center;
}
.cta-ring .ring{
  width:190px;height:190px;
  border-radius:50%;
  border:1px solid rgba(255,248,240,.20);
  display:grid;
  place-items:center;
  box-shadow:0 0 0 22px rgba(255,248,240,.04),0 0 0 46px rgba(255,248,240,.025);
}
.cta-ring .ring-core{
  width:96px;height:96px;
  border-radius:50%;
  background:var(--grad-brand);
  display:grid;
  place-items:center;
  font-size:26px;
  color:#20130A;
  box-shadow:0 16px 40px rgba(232,89,12,.36);
}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:var(--section);
  background:var(--c-dark);
  color:#FFF8F0;
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.35fr .8fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.site-footer .brand-text{color:#FFF8F0;}
.footer-desc{
  font-size:13.5px;
  line-height:1.85;
  color:rgba(255,248,240,.62);
  max-width:26em;
}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:rgba(255,248,240,.50);
  margin-bottom:16px;
  letter-spacing:.03em;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul a,
.footer-col ul span{
  font-size:14px;
  color:rgba(255,248,240,.70);
  transition:color .2s var(--ease);
}
.footer-col ul a:hover{color:var(--c-brand);}
.sub-form{
  display:flex;
  margin-top:14px;
  border-radius:14px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
}
.sub-form input{
  flex:1;
  min-width:0;
  height:46px;
  padding:0 14px;
  border:none;
  background:rgba(255,248,240,.06);
  color:#FFF8F0;
  font-size:14px;
  font-family:inherit;
}
.sub-form input::placeholder{color:rgba(255,248,240,.42);}
.sub-form input:focus{outline:none;background:rgba(255,248,240,.10);}
.sub-form button{
  height:46px;
  padding:0 20px;
  border:none;
  background:var(--grad-brand);
  color:#20130A;
  font-size:14px;
  font-weight:700;
  cursor:pointer;
  transition:filter .2s var(--ease);
}
.sub-form button:hover{filter:brightness(1.06);}
.footer-note{margin-top:10px;font-size:12px;color:rgba(255,248,240,.42);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:22px 0;
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:rgba(255,248,240,.48);
}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .nav-item{padding:9px 11px;font-size:12.5px;}
}
@media (max-width:1024px){
  :root{--section:76px;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-grid;place-items:center;}
  .nav-actions .btn-primary{display:none;}
  .hero-panel{grid-template-columns:1fr;gap:36px;padding:36px;}
  .hero-shot{aspect-ratio:16/9;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .card-grid-3{grid-template-columns:1fr 1fr;}
  .rhythm-row{grid-template-columns:1fr 1fr;}
  .cta-band{grid-template-columns:1fr;padding:44px 34px;}
  .cta-ring{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .hero-panel{padding:28px 22px;border-radius:var(--r-lg);}
  .hero-copy h1{font-size:clamp(27px,7vw,36px);}
  .hero-float{position:static;margin-top:16px;left:auto;bottom:auto;}
  .compare{grid-template-columns:1fr;}
  .compare-card{padding:26px 22px;}
  .card-grid-3{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr 1fr;gap:14px;}
  .stat-cell{padding:22px;min-height:150px;}
  .rhythm{padding:34px 24px;border-radius:var(--r-lg);}
  .rhythm-row{grid-template-columns:1fr;gap:12px;}
  .faq-card{padding:6px 20px;}
  .faq-item summary{font-size:15.5px;padding:18px 0;}
  .cta-band{padding:34px 24px;border-radius:var(--r-lg);}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
}
@media (max-width:520px){
  .stat-grid{grid-template-columns:1fr;}
  .btn{width:100%;}
  .hero-btns .btn,
  .cta-actions .btn{width:100%;}
  .drawer-grid{grid-template-columns:1fr;}
  .breadcrumb{font-size:12px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .nav-shell{border-radius:22px;padding:10px 12px;}
  .brand-text{font-size:14px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category5 */
:root{
  --c-brand:#FF7A18;
  --c-brand-deep:#E8590C;
  --c-brand-gold:#F2C230;
  --c-accent-purple:#6C3CE9;
  --c-accent-teal:#14C8B8;
  --c-bg:#FFF8F0;
  --c-surface:#FFFFFF;
  --c-surface-2:#F7F0FA;
  --c-dark:#17111F;
  --c-ink:#1A1320;
  --c-ink-2:#4A3F55;
  --c-ink-3:#8A7F94;
  --line:rgba(26,19,32,.07);
  --line-dark:rgba(255,255,255,.10);
  --r-s:12px;
  --r-m:24px;
  --r-l:32px;
  --r-xl:48px;
  --sh:0 8px 24px rgba(26,19,32,.06);
  --sh-hover:0 16px 40px rgba(232,89,12,.16);
  --grad-brand:linear-gradient(115deg,#FF7A18 0%,#F2C230 55%,#FFB648 100%);
  --max-w:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;font-weight:800;letter-spacing:-0.02em;line-height:1.25;color:var(--c-ink);}
p{margin:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
img{max-width:100%;display:block;object-fit:cover;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--c-ink);}
:focus-visible{outline:2px dashed rgba(255,122,24,.55);outline-offset:3px;}
.container{width:100%;max-width:var(--max-w);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,3vw,36px);}
.section-head p{color:var(--c-ink-2);font-size:15px;max-width:620px;margin-top:10px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.08em;
  color:var(--c-brand-deep);background:#FFF1E4;
  border:1px solid rgba(255,122,24,.18);
  padding:6px 14px;border-radius:999px;margin-bottom:18px;
}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad-brand);color:#2A1403;box-shadow:0 8px 20px rgba(232,89,12,.22);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(232,89,12,.30);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:var(--c-surface);color:var(--c-ink);border:1px solid var(--line);box-shadow:var(--sh);}
.btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand-deep);transform:translateY(-2px);box-shadow:var(--sh-hover);}
.btn-ghost:active{transform:translateY(0);}
.btn-dark{background:var(--c-dark);color:#FFF8F0;border:1px solid var(--line-dark);}
.btn-dark:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(23,17,31,.35);}
.btn-text{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:700;color:var(--c-brand-deep);
  padding:6px 2px;border-radius:8px;
}
.btn-text i{transition:transform .2s ease;}
.btn-text:hover i{transform:translateX(4px);}
.btn[disabled],.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}
/* ---------- header nav ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:16px 0;transition:padding .25s ease;}
.site-header.is-scrolled{padding:8px 0;}
.nav-panel{
  display:flex;align-items:center;gap:18px;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border:1px solid var(--line);
  border-radius:28px;
  padding:12px 16px;
  box-shadow:var(--sh);
  transition:box-shadow .25s ease,padding .25s ease;
}
.site-header.is-scrolled .nav-panel{box-shadow:0 14px 34px rgba(26,19,32,.12);padding:8px 14px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;border-radius:16px;padding:4px 6px;}
.brand-mark{
  width:32px;height:32px;border-radius:50%;
  background:var(--grad-brand);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 1px rgba(255,122,24,.25),0 6px 14px rgba(232,89,12,.22);
  position:relative;flex:0 0 auto;
}
.brand-mark::after{
  content:"";width:11px;height:11px;border-radius:50%;
  background:var(--c-dark);
  box-shadow:inset 0 0 0 2px rgba(255,248,240,.92);
}
.brand-text{font-size:16px;font-weight:800;letter-spacing:-0.01em;color:var(--c-ink);white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;flex:1 1 auto;justify-content:center;flex-wrap:wrap;}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 13px;border-radius:16px;
  font-size:13px;font-weight:600;color:var(--c-ink-2);
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.nav-item i{font-size:13px;color:var(--c-brand);transition:color .2s ease;}
.nav-item:hover{background:#FFF1E4;color:var(--c-brand-deep);transform:translateY(-2px);border-color:rgba(255,122,24,.16);}
.nav-item:active{transform:translateY(0);}
.nav-item.is-active{background:#FFF1E4;color:var(--c-brand-deep);border-color:rgba(255,122,24,.26);box-shadow:0 4px 12px rgba(232,89,12,.10);}
.nav-cta{flex:0 0 auto;height:44px;padding:0 22px;font-size:14px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;
  background:var(--c-surface);border:1px solid var(--line);
  color:var(--c-ink);font-size:16px;align-items:center;justify-content:center;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:#FFF1E4;border-color:rgba(255,122,24,.3);}
.mobile-drawer{
  display:none;margin-top:12px;
  background:var(--c-surface);border:1px solid var(--line);
  border-radius:24px;box-shadow:var(--sh);
  padding:16px;
}
.mobile-drawer.is-open{display:block;}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.drawer-item{
  display:flex;align-items:center;gap:8px;
  padding:12px 14px;border-radius:16px;
  background:#FFF8F0;border:1px solid var(--line);
  font-size:13.5px;font-weight:600;color:var(--c-ink-2);
}
.drawer-item i{color:var(--c-brand);}
.drawer-item.is-active{background:#FFF1E4;color:var(--c-brand-deep);border-color:rgba(255,122,24,.28);}
.drawer-item:hover{background:#FFF1E4;color:var(--c-brand-deep);}
.drawer-cta{width:100%;margin-top:12px;}
/* ---------- hero ---------- */
.page-hero{padding:36px 0 0;}
.hero-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
}
.hero-copy h1{font-size:clamp(30px,4.2vw,50px);line-height:1.16;}
.hero-copy h1 .grad{
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.hero-sub{
  margin-top:20px;font-size:16.5px;line-height:1.85;color:var(--c-ink-2);max-width:560px;
}
.hero-actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap;}
.hero-badges{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap;}
.mini-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:24px;
  background:var(--c-surface);border:1px solid var(--line);
  font-size:12.5px;font-weight:600;color:var(--c-ink-2);
  box-shadow:var(--sh);
}
.mini-badge b{font-size:15px;color:var(--c-brand-deep);font-variant-numeric:tabular-nums;}
.hero-visual{position:relative;}
.hero-visual .hero-img{
  width:100%;aspect-ratio:4/3;border-radius:32px;overflow:hidden;
  box-shadow:0 22px 50px rgba(26,19,32,.16);
  background:#F1E7DD;
  position:relative;
}
.hero-visual .hero-img img{width:100%;height:100%;}
.hero-visual .hero-img::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(140deg,rgba(108,60,233,.34) 0%,rgba(20,200,184,.20) 42%,rgba(255,122,24,0) 78%);
  mix-blend-mode:multiply;
  pointer-events:none;
}
.floating-chip{
  position:absolute;left:-14px;bottom:26px;
  background:var(--c-surface);border:1px solid var(--line);
  border-radius:20px;padding:12px 16px;box-shadow:var(--sh-hover);
  display:flex;align-items:center;gap:10px;
}
.floating-chip .dot{
  width:34px;height:34px;border-radius:50%;
  background:var(--grad-brand);display:grid;place-items:center;color:#2A1403;font-size:14px;
}
.floating-chip span{font-size:12.5px;font-weight:700;color:var(--c-ink-2);line-height:1.4;}
.floating-chip span b{display:block;font-size:15px;color:var(--c-ink);}
/* ---------- flow steps ---------- */
.flow-wrap{
  background:var(--c-surface);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:48px 40px;box-shadow:var(--sh);
}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.flow-card{
  position:relative;
  background:var(--c-bg);
  border:1px solid var(--line);
  border-radius:var(--r-m);
  padding:26px 22px 24px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease;
}
.flow-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:rgba(255,122,24,.28);background:#FFF3E7;}
.flow-num{
  font-size:48px;font-weight:800;line-height:1;
  color:rgba(255,122,24,.20);
  font-variant-numeric:tabular-nums;letter-spacing:-0.04em;
  margin-bottom:10px;
}
.flow-card h3{font-size:18px;margin-bottom:10px;}
.flow-card p{font-size:14px;color:var(--c-ink-2);line-height:1.75;}
.flow-meta{
  margin-top:16px;display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;color:var(--c-brand-deep);
  background:#FFF1E4;border:1px solid rgba(255,122,24,.18);
  padding:4px 10px;border-radius:999px;
}
.flow-card.is-current{border-color:rgba(255,122,24,.45);background:#FFF3E7;}
.flow-card.is-current .flow-num{color:rgba(232,89,12,.42);}
/* ---------- modes ---------- */
.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.mode-card{
  background:var(--c-surface);border:1px solid var(--line);
  border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh);
  display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.mode-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:rgba(255,122,24,.24);}
.mode-thumb{aspect-ratio:16/9;background:#F1E7DD;overflow:hidden;}
.mode-thumb img{width:100%;height:100%;transition:transform .35s ease;}
.mode-card:hover .mode-thumb img{transform:scale(1.03);}
.mode-body{padding:24px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;color:var(--c-accent-purple);
  background:#F2EDFF;border:1px solid rgba(108,60,233,.16);
  padding:4px 11px;border-radius:999px;
}
.tag--teal{color:#0E8E83;background:#E6FAF7;border-color:rgba(20,200,184,.22);}
.tag--brand{color:var(--c-brand-deep);background:#FFF1E4;border-color:rgba(255,122,24,.20);}
.mode-body h3{font-size:18px;}
.mode-body p{font-size:14px;color:var(--c-ink-2);line-height:1.75;}
.mode-list{display:flex;flex-direction:column;gap:8px;margin-top:4px;}
.mode-list li{display:flex;gap:9px;font-size:13.5px;color:var(--c-ink-2);align-items:flex-start;line-height:1.7;}
.mode-list li i{color:var(--c-brand);font-size:12px;margin-top:6px;}
.mode-body .btn-text{margin-top:auto;}
/* ---------- form block ---------- */
.form-block{
  background:var(--c-surface);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh);
  padding:48px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;
}
.form-panel h2{font-size:clamp(24px,2.8vw,34px);}
.form-panel .lead{margin-top:12px;font-size:14.5px;color:var(--c-ink-2);}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:26px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13px;font-weight:700;color:var(--c-ink-2);}
.field input,.field select,.field textarea{
  height:48px;border-radius:14px;border:1px solid var(--line);
  background:var(--c-surface);padding:0 15px;
  transition:border-color .2s ease,box-shadow .2s ease;
  width:100%;
}
.field textarea{height:104px;padding:13px 15px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:#B0A6BA;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-brand);box-shadow:0 0 0 4px rgba(255,122,24,.16);
}
.field input:user-invalid,.field select:user-invalid{border-color:#E8590C;}
.form-hint{font-size:12px;color:var(--c-ink-3);margin-top:14px;}
.form-success{
  margin-top:26px;background:#E6FAF7;border:1px solid rgba(20,200,184,.32);
  border-radius:20px;padding:26px;display:flex;gap:14px;align-items:flex-start;
}
.form-success i{color:#0E8E83;font-size:20px;margin-top:2px;}
.form-success b{display:block;font-size:16px;color:#0B6F66;margin-bottom:6px;}
.form-success span{font-size:14px;color:#12736B;line-height:1.75;}
.form-aside{background:var(--c-surface-2);border:1px solid var(--line);border-radius:var(--r-l);padding:30px;}
.form-aside h3{font-size:19px;margin-bottom:14px;}
.aside-list{display:flex;flex-direction:column;gap:16px;margin-top:8px;}
.aside-list li{display:flex;gap:12px;align-items:flex-start;}
.aside-list .ico{
  width:34px;height:34px;border-radius:12px;flex:0 0 auto;
  background:var(--c-surface);border:1px solid var(--line);
  display:grid;place-items:center;color:var(--c-brand);font-size:13px;
}
.aside-list b{display:block;font-size:14px;color:var(--c-ink);margin-bottom:2px;}
.aside-list span{font-size:13px;color:var(--c-ink-2);line-height:1.7;}
/* ---------- faq ---------- */
.faq-card{
  background:var(--c-surface);border:1px solid var(--line);
  border-radius:var(--r-l);box-shadow:var(--sh);overflow:hidden;
}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 28px;text-align:left;font-size:17px;font-weight:600;color:var(--c-ink);
  transition:background .2s ease,color .2s ease;
}
.faq-q:hover{background:#FFF6EE;color:var(--c-brand-deep);}
.faq-q .sign{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  border:1px solid rgba(255,122,24,.28);background:#FFF1E4;color:var(--c-brand-deep);
  display:grid;place-items:center;font-size:13px;
  transition:transform .2s ease,background .2s ease;
}
.faq-item.is-open .faq-q .sign{transform:rotate(45deg);background:var(--grad-brand);color:#2A1403;border-color:transparent;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease;}
.faq-a p{padding:0 28px 24px;font-size:15px;color:var(--c-ink-2);line-height:1.85;}
/* ---------- final cta ---------- */
.cta-card{
  position:relative;overflow:hidden;
  background:var(--c-dark);
  border:1px solid var(--line-dark);
  border-radius:var(--r-xl);
  padding:60px 56px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
}
.cta-card h2{color:#FFF8F0;font-size:clamp(24px,3vw,36px);max-width:620px;}
.cta-card p{color:rgba(255,248,240,.70);font-size:15px;margin-top:14px;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px;}
.cta-ring{
  position:absolute;right:-70px;top:50%;transform:translateY(-50%);
  width:330px;height:330px;border-radius:50%;
  border:1px solid rgba(255,122,24,.35);
  box-shadow:inset 0 0 0 34px rgba(108,60,233,.10),inset 0 0 0 68px rgba(20,200,184,.07);
  pointer-events:none;
}
.cta-ring::after{
  content:"";position:absolute;inset:38%;border-radius:50%;
  background:var(--grad-brand);filter:blur(2px);opacity:.85;
}
.cta-inner{position:relative;z-index:2;}
.cta-card .btn-ghost{background:transparent;color:#FFF8F0;border-color:rgba(255,255,255,.24);box-shadow:none;}
.cta-card .btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand-gold);background:rgba(255,255,255,.05);}
/* ---------- footer ---------- */
.site-footer{background:var(--c-dark);color:#FFF8F0;padding:72px 0 0;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:44px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text{color:#FFF8F0;font-size:17px;}
.footer-desc{font-size:14px;color:rgba(255,248,240,.62);line-height:1.85;max-width:320px;}
.footer-col h4{font-size:14px;font-weight:700;color:rgba(255,248,240,.5);margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul li a,.footer-col ul li span{font-size:14px;color:rgba(255,248,240,.70);transition:color .2s ease;}
.footer-col ul li a:hover{color:var(--c-brand);}
.sub-form{display:flex;margin-top:14px;border-radius:14px;overflow:hidden;border:1px solid var(--line-dark);}
.sub-form input{
  flex:1;height:46px;border:0;background:rgba(255,255,255,.06);
  color:#FFF8F0;padding:0 14px;font-size:14px;
}
.sub-form input::placeholder{color:rgba(255,248,240,.42);}
.sub-form input:focus{outline:none;background:rgba(255,255,255,.10);}
.sub-form button{
  height:46px;padding:0 20px;background:var(--grad-brand);
  color:#2A1403;font-size:14px;font-weight:700;transition:filter .2s ease;
}
.sub-form button:hover{filter:brightness(1.05);}
.footer-note{font-size:12px;color:rgba(255,248,240,.42);margin-top:10px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:22px 0 26px;display:flex;justify-content:space-between;gap:16px;
  font-size:13px;color:rgba(255,248,240,.52);flex-wrap:wrap;
}
/* ---------- responsive ---------- */
@media (min-width:1440px){:root{--max-w:1280px;}}
@media (max-width:1280px){
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-panel{justify-content:space-between;}
  .flow-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual .hero-img{aspect-ratio:16/10;}
  .mode-grid{grid-template-columns:1fr;}
  .form-block{grid-template-columns:1fr;padding:36px;gap:32px;}
  .cta-card{padding:44px 36px;flex-direction:column;align-items:flex-start;}
  .cta-ring{right:-120px;opacity:.55;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:768px){
  .section{padding:64px 0;}
  .site-footer{margin-top:64px;padding-top:56px;}
  .flow-wrap{padding:32px 22px;border-radius:32px;}
  .flow-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .form-block{padding:26px 20px;border-radius:32px;}
  .form-aside{padding:24px;}
  .hero-card,.hero-visual .floating-chip{left:8px;}
  .faq-q{padding:18px 20px;font-size:16px;}
  .faq-a p{padding:0 20px 20px;}
  .cta-card{padding:36px 24px;border-radius:32px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .hero-actions .btn{width:100%;}
  .hero-badges .mini-badge{font-size:12px;padding:7px 12px;}
  .drawer-grid{grid-template-columns:1fr;}
  .section-head{margin-bottom:26px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .floating-chip{padding:10px 12px;}
  .floating-chip span{font-size:11.5px;}
}