/* roulang page: index */
:root{
  --brand:#FF6B35;
  --brand-2:#FF2D6F;
  --jade:#0FA3A0;
  --ink:#1A1520;
  --text-2:#5B5464;
  --bg:#FFF8F4;
  --bg-soft:#FFF0E8;
  --card:#FFFFFF;
  --line:#F1E3DA;
  --grad:linear-gradient(120deg,#FF6B35 0%,#FF2D6F 100%);
  --grad-dark:linear-gradient(140deg,#1B1220 0%,#2E1024 100%);
  --r-sm:10px;
  --r-md:18px;
  --r-lg:28px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(255,107,53,.06);
  --sh-2:0 12px 32px rgba(26,21,32,.08);
  --sh-3:0 24px 56px rgba(255,45,111,.18);
  --head-h:68px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-top:var(--head-h);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding-left:1.1em;}
:focus-visible{outline:3px solid rgba(255,107,53,.35);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:1400px){.container{max-width:1200px;}}
.section{padding:clamp(56px,7vw,104px) 0;}
.section-soft{background:var(--bg-soft);}
.section-dark{background:var(--grad-dark);color:#fff;}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  height:var(--head-h);
  background:rgba(255,248,244,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease,background .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);background:rgba(255,248,244,.94);}
.nav-wrap{height:var(--head-h);display:flex;align-items:center;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:15px;
  box-shadow:var(--sh-1);
}
.brand-text{display:flex;align-items:baseline;gap:2px;font-size:16px;letter-spacing:-.01em;white-space:nowrap;}
.brand-text b{font-weight:800;color:var(--ink);}
.brand-text span{font-size:13px;color:var(--text-2);font-weight:500;}
.main-nav{display:flex;align-items:center;gap:clamp(10px,1.5vw,22px);margin-left:8px;}
.main-nav a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--text-2);
  white-space:nowrap;padding:6px 0;transition:color .18s ease;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover{color:var(--brand);}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--ink);font-weight:600;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:230px;height:38px;padding:0 10px 0 14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.command-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,107,53,.14);}
.command-search i{color:var(--text-2);font-size:13px;}
.command-search input{
  flex:1;border:0;outline:none;background:transparent;font-size:13.5px;color:var(--ink);min-width:0;
}
.command-search input::placeholder{color:#9A93A0;}
.command-search kbd{
  font-size:11px;color:var(--text-2);background:var(--bg-soft);border:1px solid var(--line);
  border-radius:6px;padding:1px 6px;font-family:inherit;
}
.icon-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--text-2);
  transition:.18s ease;cursor:pointer;
}
.icon-btn:hover{color:var(--brand);border-color:#FFD3BF;transform:translateY(-1px);}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:42px;padding:0 22px;border-radius:var(--r-pill);border:0;cursor:pointer;
  background:var(--grad);color:#fff;font-size:14.5px;font-weight:600;
  box-shadow:var(--sh-3);transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
}
.btn-brand:hover{transform:translateY(-2px);filter:saturate(1.1) brightness(1.03);color:#fff;}
.btn-brand.btn-sm{height:38px;padding:0 18px;font-size:14px;box-shadow:0 10px 24px rgba(255,45,111,.22);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  background:transparent;border:1.5px solid rgba(255,255,255,.65);color:#fff;
  font-size:15px;font-weight:600;transition:.18s ease;
}
.btn-ghost:hover{background:#fff;color:var(--brand-2);border-color:#fff;transform:translateY(-2px);}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  background:#fff;border:1.5px solid var(--line);color:var(--ink);
  font-size:15px;font-weight:600;transition:.18s ease;
}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);border:0;cursor:pointer;
  background:#fff;color:var(--brand-2);font-size:15px;font-weight:700;
  transition:.18s ease;box-shadow:0 10px 26px rgba(0,0,0,.16);
}
.btn-light:hover{transform:translateY(-2px);}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);align-items:center;justify-content:center;font-size:16px;cursor:pointer;
}
@media (max-width:1399px){.command-search{width:190px;}}
@media (max-width:1199px){
  .main-nav{gap:14px;}
  .main-nav a{font-size:14px;}
  .command-search{display:none;}
}
@media (max-width:991px){
  :root{--head-h:62px;}
  .main-nav,.nav-right .btn-brand,.nav-right .icon-btn{display:none;}
  .menu-toggle{display:inline-flex;}
  .site-header{height:var(--head-h);}
  .nav-wrap{height:var(--head-h);}
}
.mobile-drawer{
  position:fixed;inset:0;z-index:1050;background:rgba(26,21,32,.45);
  opacity:0;visibility:hidden;transition:.22s ease;
}
.mobile-drawer.open{opacity:1;visibility:visible;}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(86vw,360px);
  background:var(--bg);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .26s ease;
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.mobile-drawer.open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-search{
  display:flex;align-items:center;gap:8px;height:42px;padding:0 14px;margin-bottom:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
}
.drawer-search input{border:0;outline:none;background:transparent;flex:1;font-size:14px;min-width:0;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  padding:13px 14px;border-radius:14px;font-size:15px;font-weight:500;color:var(--ink);
  transition:.16s ease;
}
.drawer-nav a:hover{background:#FFF3EC;color:var(--brand);}
.drawer-nav a.active{background:#FFF3EC;color:var(--brand);font-weight:600;}
.drawer-foot{margin-top:auto;padding-top:20px;}
.drawer-foot .btn-brand{width:100%;}

/* ---------- 通用 ---------- */
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.1em;
  color:var(--brand);text-transform:uppercase;
}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap;}
.section-head h2,.section-head h1{font-size:clamp(1.5rem,2.4vw,2.1rem);font-weight:700;line-height:1.25;letter-spacing:-.01em;margin-top:6px;}
.section-head .head-desc{margin-top:10px;color:var(--text-2);font-size:15px;max-width:620px;}
.section-head.center{flex-direction:column;align-items:center;text-align:center;}
.section-head.center .head-desc{margin-left:auto;margin-right:auto;}
.section-dark .eyebrow{color:#FFB694;}
.section-dark .head-desc,.section-dark .text-2{color:rgba(255,255,255,.72);}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--brand);
  white-space:nowrap;transition:.18s ease;
}
.link-arrow i{transition:transform .18s ease;font-size:13px;}
.link-arrow:hover i{transform:translateX(4px);}
.badge-pill{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge-grad{background:var(--grad);color:#fff;}
.badge-jade{background:var(--jade);color:#fff;}
.badge-ghost{background:rgba(255,255,255,.86);color:var(--ink);border:1px solid var(--line);}
.num{font-feature-settings:"tnum";}
.card-soft{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:22px;
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card-soft:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#FFD9C7;}
.hero,.section,.cta-band{scroll-margin-top:80px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:78vh;
  display:flex;align-items:center;
  background-image:linear-gradient(90deg,rgba(27,18,32,.92) 0%,rgba(27,18,32,.62) 45%,rgba(255,45,111,.28) 100%),url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-120px;bottom:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,45,111,.42) 0%,rgba(255,45,111,0) 68%);
  pointer-events:none;
}
.hero-inner{
  position:relative;z-index:2;width:100%;
  display:flex;align-items:center;gap:clamp(28px,4vw,56px);
  padding-top:clamp(48px,7vw,84px);padding-bottom:clamp(48px,7vw,84px);
}
.hero-copy{flex:1 1 560px;max-width:620px;}
.hero-copy h1{
  font-size:clamp(2rem,4.6vw,3.6rem);line-height:1.15;font-weight:800;letter-spacing:-.02em;
  margin:18px 0 16px;
}
.hero-copy h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{font-size:clamp(15px,1.2vw,17px);line-height:1.85;color:rgba(255,255,255,.82);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:clamp(20px,3vw,42px);margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.16);}
.stat b{display:block;font-size:clamp(1.35rem,2.2vw,1.75rem);font-weight:800;letter-spacing:-.01em;font-feature-settings:"tnum";}
.stat span{font-size:13px;color:rgba(255,255,255,.66);}
.hero-card{
  flex:0 0 260px;width:260px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);border-radius:var(--r-lg);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  overflow:hidden;box-shadow:var(--sh-3);
}
.hero-card img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-card-body{padding:16px 18px 20px;}
.hero-card-body h3{font-size:15px;font-weight:700;margin:10px 0 6px;}
.hero-card-body p{font-size:13px;line-height:1.7;color:rgba(255,255,255,.72);}
@media (max-width:991px){
  .hero{min-height:auto;}
  .hero-inner{flex-direction:column;align-items:flex-start;padding-top:56px;padding-bottom:56px;}
  .hero-card{display:none;}
}
@media (max-width:520px){
  .hero-stats .stat:nth-child(3){display:none;}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%;}
}

/* ---------- 横滑片库 ---------- */
.scroll-track{
  display:flex;gap:20px;overflow-x:auto;padding:8px 4px 22px;
  scroll-snap-type:x mandatory;scrollbar-width:none;-ms-overflow-style:none;
}
.scroll-track::-webkit-scrollbar{display:none;}
.tile{flex:0 0 260px;scroll-snap-align:start;}
.tile-media{position:relative;border-radius:22px;overflow:hidden;aspect-ratio:16/10;background:var(--bg-soft);}
.tile-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.tile:hover .tile-media img{transform:scale(1.06);}
.tile-media .badge-pill{position:absolute;top:10px;left:10px;}
.tile-media .tile-data{
  position:absolute;right:10px;bottom:10px;height:26px;padding:0 10px;border-radius:var(--r-pill);
  background:rgba(26,21,32,.68);color:#fff;font-size:12.5px;font-weight:600;
  display:inline-flex;align-items:center;font-feature-settings:"tnum";
}
.tile h3{font-size:15px;font-weight:600;margin-top:14px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.tile .tile-meta{font-size:12.5px;color:var(--text-2);margin-top:6px;display:flex;gap:10px;}
@media (max-width:767px){.tile{flex:0 0 200px;}}

/* ---------- 高频入口排行 ---------- */
.rank-main{position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:100%;display:block;}
.rank-main img{width:100%;height:100%;min-height:320px;object-fit:cover;transition:transform .35s ease;}
.rank-main:hover img{transform:scale(1.04);}
.rank-main .rank-veil{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(27,18,32,0) 30%,rgba(27,18,32,.88) 100%);
}
.rank-main .rank-body{position:absolute;left:0;right:0;bottom:0;padding:26px 26px 24px;color:#fff;}
.rank-main h3{font-size:clamp(1.15rem,1.8vw,1.5rem);font-weight:700;margin:12px 0 8px;}
.rank-main p{font-size:14px;color:rgba(255,255,255,.78);max-width:440px;}
.rank-no{
  display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:28px;padding:0 10px;
  border-radius:var(--r-pill);background:var(--grad);color:#fff;font-weight:800;font-size:13px;
  font-feature-settings:"tnum";
}
.rank-card{position:relative;border-radius:22px;overflow:hidden;display:block;border:1px solid var(--line);background:#fff;}
.rank-card img{width:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .3s ease;}
.rank-card:hover img{transform:scale(1.05);}
.rank-card .rank-no{position:absolute;top:12px;left:12px;box-shadow:0 6px 16px rgba(255,45,111,.28);}
.rank-card .rank-cap{
  position:absolute;left:0;right:0;bottom:0;padding:28px 14px 12px;color:#fff;
  background:linear-gradient(180deg,rgba(27,18,32,0) 0%,rgba(27,18,32,.86) 100%);
}
.rank-card .rank-cap h3{font-size:14.5px;font-weight:600;line-height:1.45;}
.rank-card .rank-cap span{font-size:12px;color:rgba(255,255,255,.7);}

/* ---------- 片单分区 ---------- */
.list-card{padding:0;border-radius:22px;}
.list-card .list-media{aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft);}
.list-card .list-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.list-card:hover .list-media img{transform:scale(1.05);}
.list-card .list-body{padding:18px 20px 22px;}
.list-card h3{font-size:15.5px;font-weight:600;margin-bottom:8px;}
.list-card p{font-size:13.5px;line-height:1.75;color:var(--text-2);}
.count-badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--bg-soft);color:var(--brand-2);font-size:12.5px;font-weight:700;border:1px solid var(--line);
  font-feature-settings:"tnum";
}
.section-dark .count-badge{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.2);}
.section-dark .list-card{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.14);}
.section-dark .list-card h3{color:#fff;}
.section-dark .list-card p{color:rgba(255,255,255,.7);}
.section-dark .list-card:hover{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.28);}
.left-head{position:sticky;top:100px;}

/* ---------- 最新信息 ---------- */
.news-main{display:block;padding:0;border-radius:24px;}
.news-main-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-soft);}
.news-main-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.news-main:hover .news-main-media img{transform:scale(1.04);}
.news-cat{position:absolute;top:14px;left:14px;}
.news-main-body{padding:22px 24px 26px;}
.news-main-body h3{font-size:clamp(1.05rem,1.5vw,1.25rem);font-weight:700;line-height:1.45;margin-bottom:10px;transition:color .18s ease;}
.news-main:hover .news-main-body h3{color:var(--brand);}
.news-main-body p{
  font-size:14px;color:var(--text-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;flex-wrap:wrap;gap:14px;font-size:12.5px;color:#8D8595;margin-top:12px;}
.news-list{display:flex;flex-direction:column;gap:12px;}
.news-item{
  display:flex;gap:16px;align-items:center;padding:12px;border-radius:18px;
  border:1px solid transparent;transition:.18s ease;
}
.news-item:hover{background:#FFF3EC;border-color:var(--line);}
.news-item:hover h4{color:var(--brand);}
.news-item img{width:96px;height:72px;border-radius:14px;object-fit:cover;flex:0 0 96px;background:var(--bg-soft);}
.news-item h4{
  font-size:14.5px;font-weight:600;line-height:1.5;transition:color .18s ease;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-item .news-meta{margin-top:6px;gap:10px;}
.empty-state{
  border:1.5px dashed #FFC9B0;border-radius:var(--r-lg);background:#FFFCFA;
  padding:48px 24px;text-align:center;color:var(--text-2);
}
.empty-state i{font-size:26px;color:var(--brand);display:block;margin-bottom:12px;}
.empty-state p{font-size:14.5px;}
@media (max-width:991px){.left-head{position:static;}}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:box-shadow .18s ease,border-color .18s ease;position:relative;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;border-radius:0 4px 4px 0;
  background:var(--grad);opacity:0;transition:opacity .2s ease;
}
.faq-item[open]{box-shadow:var(--sh-1);border-color:#FFD9C7;}
.faq-item[open]::before{opacity:1;}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 54px 18px 22px;position:relative;
  font-size:15.5px;font-weight:600;line-height:1.6;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  position:absolute;right:20px;top:50%;width:22px;height:22px;margin-top:-11px;
  display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:15px;
  transition:transform .24s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);}
.faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--text-2);line-height:1.85;}
.faq-body p+p{margin-top:10px;}

/* ---------- CTA ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  background:var(--grad);border-radius:var(--r-xl);padding:clamp(30px,4vw,50px);
  color:#fff;box-shadow:var(--sh-3);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-90px;width:300px;height:300px;border-radius:50%;
  background:rgba(255,255,255,.14);pointer-events:none;
}
.cta-band h2{font-size:clamp(1.4rem,2.2vw,1.95rem);font-weight:800;line-height:1.3;letter-spacing:-.01em;}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.88);max-width:520px;}
.cta-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;position:relative;z-index:2;}
.cta-link{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:#fff;}
.cta-link i{transition:transform .18s ease;font-size:13px;}
.cta-link:hover i{transform:translateX(4px);}
@media (max-width:575px){.cta-actions{width:100%;}.cta-actions .btn-light{width:100%;}}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--grad-dark);color:rgba(255,255,255,.72);margin-top:0;
  border-top:3px solid transparent;
  border-image:var(--grad) 1;
}
.footer-top{padding:clamp(44px,6vw,72px) 0 40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text b{color:#fff;}
.footer-brand .brand-text span{color:rgba(255,255,255,.6);}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:300px;}
.footer-social{display:flex;gap:10px;margin-top:18px;}
.footer-social a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.18);
  display:inline-flex;align-items:center;justify-content:center;color:rgba(255,255,255,.72);
  transition:.18s ease;
}
.footer-social a:hover{background:var(--grad);color:#fff;border-color:transparent;transform:translateY(-2px);}
.footer-title{font-size:12.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.7);transition:color .16s ease;}
.footer-links a:hover{color:#fff;}
.footer-info{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.6);}
.footer-info strong{color:rgba(255,255,255,.86);font-weight:600;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;
  font-size:12.5px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.68);}
.footer-bottom a:hover{color:#fff;}

/* ---------- 动画 ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .5s ease,transform .5s ease;}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --brand-1:#FF6B35;
  --brand-2:#FF2D6F;
  --jade:#0FA3A0;
  --ink:#1A1520;
  --ink-2:#5B5464;
  --bg:#FFF8F4;
  --tint:#FFF0E8;
  --card:#FFFFFF;
  --line:#F1E3DA;
  --dark-1:#1B1220;
  --dark-2:#2E1024;
  --grad:linear-gradient(120deg,#FF6B35 0%,#FF2D6F 100%);
  --r-sm:10px;
  --r-md:18px;
  --r-lg:28px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(255,107,53,.06);
  --sh-2:0 12px 32px rgba(26,21,32,.08);
  --sh-3:0 24px 56px rgba(255,45,111,.18);
  --section:clamp(56px,7vw,104px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease,opacity .18s ease}
a:hover{color:var(--brand-1)}
button,input{font-family:inherit}
:focus-visible{outline:3px solid rgba(255,107,53,.35);outline-offset:2px;border-radius:6px}
::selection{background:rgba(255,107,53,.2)}
.container{max-width:1200px;padding-left:20px;padding-right:20px;margin:0 auto}
.btn{border-radius:var(--r-pill);font-weight:600;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease}
.card{border-radius:22px;border:1px solid var(--line);box-shadow:var(--sh-1);background:var(--card)}
.badge{border-radius:var(--r-pill);font-weight:600}
.form-control{border-radius:var(--r-pill);border:1px solid var(--line);padding:.6rem 1rem;font-size:14.5px}
.form-control:focus{border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,107,53,.18);outline:0}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(255,248,244,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.nav-wrap{display:flex;align-items:center;gap:22px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);
  color:#fff;font-weight:800;font-size:15px;display:grid;place-items:center;
  box-shadow:var(--sh-1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.06}
.brand-text b{font-size:15.5px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.brand-text span{font-size:11.5px;color:var(--ink-2);letter-spacing:.08em}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:6px}
.main-nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--ink);
  padding:6px 0;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:20px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.main-nav a:hover,.main-nav a.active{color:var(--brand-1)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.command-search{
  display:flex;align-items:center;gap:8px;width:260px;height:40px;
  padding:0 12px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.command-search:focus-within{border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,107,53,.14)}
.command-search i{color:var(--ink-2);font-size:13px}
.command-search input{flex:1;border:0;outline:0;background:transparent;font-size:14px;color:var(--ink);min-width:0}
.command-search input::placeholder{color:#9C939F}
.command-search kbd{
  font-size:11px;color:var(--ink-2);background:var(--tint);border:1px solid var(--line);
  border-radius:6px;padding:1px 6px;font-family:inherit;
}
.icon-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;
  color:var(--ink-2);display:grid;place-items:center;cursor:pointer;
  transition:color .18s ease,border-color .18s ease,transform .18s ease;
}
.icon-btn:hover{color:var(--brand-1);border-color:var(--brand-1);transform:translateY(-2px)}
.btn-brand{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--grad);color:#fff;border:0;border-radius:var(--r-pill);
  padding:11px 22px;font-size:14.5px;font-weight:600;box-shadow:var(--sh-3);
  cursor:pointer;
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.05)}
.btn-brand.btn-sm{padding:9px 18px;font-size:14px;box-shadow:0 12px 28px rgba(255,45,111,.22)}
.btn-outline{
  display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--ink);
  border:1px solid var(--line);border-radius:var(--r-pill);padding:10px 22px;
  font-size:14.5px;font-weight:600;cursor:pointer;
}
.btn-outline:hover{color:var(--brand-1);border-color:var(--brand-1);transform:translateY(-2px)}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);cursor:pointer;
}
.mobile-drawer{
  position:fixed;left:0;right:0;top:68px;bottom:0;z-index:110;
  background:#FFFDFB;padding:20px;overflow-y:auto;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.mobile-drawer.open{opacity:1;visibility:visible;transform:translateY(0)}
.mobile-drawer .drawer-search{display:flex;align-items:center;gap:8px;height:46px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;padding:0 16px;margin-bottom:18px}
.mobile-drawer .drawer-search input{flex:1;border:0;outline:0;background:transparent;font-size:15px}
.mobile-drawer nav{display:flex;flex-direction:column}
.mobile-drawer nav a{padding:14px 4px;border-bottom:1px solid var(--line);font-size:16px;font-weight:500}
.mobile-drawer nav a.active{color:var(--brand-1);font-weight:700}
.mobile-drawer .drawer-cta{margin-top:22px;width:100%;justify-content:center}

/* ---------- 面包屑与文章头部 ---------- */
.article-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#FFF0E8 0%,#FFF8F4 100%);
  border-bottom:1px solid var(--line);
}
.article-hero::after{
  content:"";position:absolute;right:-90px;top:-70px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,45,111,.16),rgba(255,107,53,0) 70%);
  pointer-events:none;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-2);padding:18px 0 0;position:relative;z-index:1}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--brand-1)}
.crumb .sep{color:#C9BDB8}
.crumb .current{color:var(--ink);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{padding:clamp(22px,3.4vw,42px) 0 clamp(30px,4vw,54px);position:relative;z-index:1}
.category-pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.article-title{
  font-size:clamp(1.75rem,3.6vw,2.8rem);
  line-height:1.2;font-weight:800;letter-spacing:-.02em;
  margin:16px 0 18px;max-width:900px;color:var(--ink);
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font-size:14px;color:var(--ink-2)}
.meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-item i{color:var(--brand-1);font-size:13px}
.meta-item.jade i{color:var(--jade)}

/* ---------- 封面 ---------- */
.article-cover-wrap{background:var(--bg);padding:clamp(28px,4vw,48px) 0 0}
.article-cover{
  margin:0;border-radius:24px;overflow:hidden;box-shadow:var(--sh-2);
  aspect-ratio:16/9;background:var(--tint);
}
.article-cover img{width:100%;height:100%;object-fit:cover}
.article-cover figcaption{font-size:13px;color:var(--ink-2);text-align:center;padding:10px 0 0}

/* ---------- 正文 ---------- */
.article-main{padding:clamp(34px,4.6vw,60px) 0 clamp(24px,3vw,36px)}
.prose{
  max-width:760px;margin:0 auto;font-size:17px;line-height:1.95;color:#2C2531;
  word-break:break-word;
}
.prose > *:first-child{margin-top:0}
.prose p{margin:0 0 1.2em}
.prose h2{
  position:relative;font-size:clamp(1.3rem,2.2vw,1.7rem);line-height:1.35;
  font-weight:700;color:var(--ink);margin:2.1em 0 .8em;padding-top:24px;
}
.prose h2::before{
  content:"";position:absolute;top:0;left:0;width:48px;height:4px;border-radius:4px;background:var(--grad);
}
.prose h3{font-size:1.15rem;font-weight:600;color:var(--ink);margin:1.7em 0 .6em}
.prose h4{font-size:1.02rem;font-weight:600;margin:1.4em 0 .5em}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.3em}
.prose li{margin:.42em 0}
.prose ul li::marker{color:var(--brand-1)}
.prose ol li::marker{color:var(--brand-1);font-weight:700}
.prose blockquote{
  position:relative;margin:1.7em 0;padding:16px 22px;border-radius:16px;
  background:var(--tint);color:var(--ink-2);font-size:16.5px;
}
.prose blockquote::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:4px;border-radius:4px;background:var(--grad);
}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{border-radius:16px;margin:1.7em 0 .7em;width:100%}
.prose figure{margin:1.7em 0}
.prose figcaption{font-size:13px;color:var(--ink-2);text-align:center;margin-top:10px}
.prose a{color:var(--brand-2);border-bottom:1px solid rgba(255,45,111,.35)}
.prose a:hover{color:var(--brand-1);border-bottom-color:var(--brand-1)}
.prose strong{font-weight:700;color:var(--ink)}
.prose hr{border:0;height:1px;background:var(--line);margin:2.2em 0}
.prose code{background:var(--tint);color:var(--brand-2);padding:2px 6px;border-radius:6px;font-size:15px}
.prose table{width:100%;border-collapse:separate;border-spacing:0;margin:1.7em 0;font-size:15.5px;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.prose th{background:var(--grad);color:#fff;font-weight:600;text-align:left;padding:12px 14px}
.prose td{padding:12px 14px;border-top:1px solid var(--line);color:var(--ink-2)}
.prose tbody tr:nth-child(even) td{background:var(--tint)}
.empty-state{
  max-width:760px;margin:0 auto;padding:48px 24px;text-align:center;
  border:2px dashed var(--line);border-radius:24px;background:#fff;
}
.empty-state i{font-size:30px;color:var(--brand-1);margin-bottom:12px}
.empty-state p{font-size:16px;color:var(--ink-2);margin:0 0 18px}

/* ---------- 标签与返回 ---------- */
.article-foot{max-width:760px;margin:0 auto;padding:8px 0 clamp(30px,4vw,48px)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--tint);color:var(--ink-2);font-size:13px;font-weight:500;border:1px solid var(--line);
}
.tag:hover{color:var(--brand-1);border-color:var(--brand-1);background:#fff}
.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--brand-1);font-weight:600;font-size:15px}
.back-link i{transition:transform .18s ease}
.back-link:hover i{transform:translateX(-4px)}
.article-divider{height:1px;background:var(--line);margin:0 0 clamp(34px,4vw,54px)}

/* ---------- 相关推荐 ---------- */
.related{background:var(--tint);padding:clamp(48px,6vw,84px) 0;border-top:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:32px}
.section-head h2{font-size:clamp(1.45rem,2.4vw,2rem);font-weight:700;letter-spacing:-.01em;margin:0}
.section-head .more-link{display:inline-flex;align-items:center;gap:7px;color:var(--brand-1);font-weight:600;font-size:14.5px;white-space:nowrap}
.section-head .more-link i{transition:transform .18s ease}
.section-head .more-link:hover i{transform:translateX(4px)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card-mini{
  display:block;background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease;
}
.card-mini:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:inherit}
.card-mini .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--tint)}
.card-mini .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card-mini:hover .thumb img{transform:scale(1.06)}
.card-mini .body{padding:20px}
.card-mini h3{font-size:1.03rem;font-weight:700;line-height:1.45;margin:0 0 8px;color:var(--ink)}
.card-mini:hover h3{color:var(--brand-1)}
.card-mini p{font-size:13.5px;line-height:1.7;color:var(--ink-2);margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;margin-top:0;padding:clamp(48px,6vw,76px) 0 0;
  background:linear-gradient(160deg,var(--dark-1) 0%,var(--dark-2) 100%);
  color:#EDE6EA;
}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
.footer-top{padding-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-text b{color:#fff}
.footer-brand .brand-text span{color:rgba(237,230,234,.65)}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(237,230,234,.72);max-width:340px;margin:0 0 16px}
.footer-social{display:flex;gap:10px}
.footer-social a{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.07);color:rgba(237,230,234,.85);border:1px solid rgba(255,255,255,.1);
}
.footer-social a:hover{background:var(--grad);color:#fff;border-color:transparent;transform:translateY(-2px)}
.footer-title{font-size:13px;letter-spacing:.14em;color:rgba(237,230,234,.55);margin-bottom:14px;font-weight:600}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(237,230,234,.78)}
.footer-links a:hover{color:#fff}
.footer-info p{font-size:14px;line-height:1.85;color:rgba(237,230,234,.72);margin:0 0 8px}
.footer-info strong{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;
  font-size:13px;color:rgba(237,230,234,.6);
}
.footer-bottom a{color:rgba(237,230,234,.85)}
.footer-bottom a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .main-nav{gap:20px}
  .main-nav a{font-size:14.5px}
  .command-search{width:220px}
}
@media (max-width:991px){
  .main-nav,.command-search,.icon-btn{display:none}
  .menu-toggle{display:grid;place-items:center}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-title{max-width:100%}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px}
  .prose{font-size:16px;line-height:1.9}
  .article-cover{border-radius:20px}
  .crumb .current{max-width:100%;white-space:normal}
  .related-grid{
    display:flex;overflow-x:auto;gap:16px;padding-bottom:8px;
    scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
  }
  .related-grid::-webkit-scrollbar{display:none}
  .card-mini{flex:0 0 78%;scroll-snap-align:start}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .article-meta{gap:8px 14px;font-size:13.5px}
}
@media (max-width:520px){
  .article-title{font-size:1.6rem}
  .related-grid .card-mini{flex:0 0 86%}
  .footer-desc{max-width:100%}
  .btn-brand.btn-sm{padding:8px 14px;font-size:13.5px}
}

/* roulang page: category1 */
:root{
  --orange:#FF6B35;
  --pink:#FF2D6F;
  --jade:#0FA3A0;
  --ink:#1A1520;
  --muted:#5B5464;
  --bg:#FFF8F4;
  --soft:#FFF0E8;
  --card:#FFFFFF;
  --line:#F1E3DA;
  --dark1:#1B1220;
  --dark2:#2E1024;
  --grad:linear-gradient(120deg,#FF6B35 0%,#FF2D6F 100%);
  --grad-dark:linear-gradient(140deg,#1B1220 0%,#2E1024 100%);
  --r-sm:10px;
  --r-md:18px;
  --r-lg:28px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(255,107,53,.06);
  --sh-2:0 12px 32px rgba(26,21,32,.08);
  --sh-3:0 24px 56px rgba(255,45,111,.18);
  --sec:clamp(56px,7vw,104px);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:var(--orange);}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}
h1,h2,h3,h4,p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(255,107,53,.35);outline-offset:2px;border-radius:6px;}
.container{max-width:1200px;padding-left:20px;padding-right:20px;margin-left:auto;margin-right:auto;width:100%;}
.sec{padding:var(--sec) 0;}
.sec-soft{background:var(--soft);}
.num{font-feature-settings:"tnum";}

/* ---------- 通用标题 ---------- */
.sec-head{margin-bottom:clamp(28px,4vw,48px);}
.sec-head.center{text-align:center;max-width:760px;margin-left:auto;margin-right:auto;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--orange);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:4px;border-radius:4px;background:var(--grad);}
.sec-title{
  font-size:clamp(1.5rem,2.4vw,2.1rem);line-height:1.25;font-weight:700;letter-spacing:-.01em;
}
.sec-desc{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.9;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,248,244,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease,background .22s ease;
}
.site-header.scrolled{box-shadow:var(--sh-1);background:rgba(255,248,244,.94);}
.nav-wrap{display:flex;align-items:center;gap:22px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);
  color:#fff;font-weight:800;font-size:16px;line-height:1;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-1);flex-shrink:0;
}
.brand-text{display:flex;align-items:baseline;gap:5px;font-size:16px;letter-spacing:-.01em;white-space:nowrap;}
.brand-text b{font-weight:800;color:var(--ink);}
.brand-text span{font-size:12.5px;color:var(--muted);font-weight:500;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:12px;margin-right:auto;}
.main-nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--muted);
  padding:6px 0;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:0;bottom:0;width:20px;height:2.5px;border-radius:3px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover{color:var(--orange);}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--ink);font-weight:600;}
.nav-right{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.command-search{
  display:flex;align-items:center;gap:8px;width:260px;height:40px;padding:0 12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.command-search:focus-within{border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,107,53,.12);}
.command-search i{color:var(--muted);font-size:13px;}
.command-search input{
  flex:1;border:0;outline:none;background:transparent;font-size:14px;color:var(--ink);min-width:0;
}
.command-search input::placeholder{color:#A69FAB;}
.command-search kbd{
  font-family:var(--font);font-size:11px;color:var(--muted);background:var(--soft);
  border:1px solid var(--line);border-radius:6px;padding:1px 6px;
}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;
  color:var(--muted);display:flex;align-items:center;justify-content:center;font-size:15px;
  transition:all .18s ease;
}
.icon-btn:hover{color:var(--orange);border-color:var(--orange);transform:translateY(-2px);}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--grad);color:#fff;border:0;border-radius:var(--r-pill);
  padding:0 22px;height:44px;font-size:15px;font-weight:600;
  box-shadow:var(--sh-3);transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
  white-space:nowrap;
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);filter:saturate(1.1) brightness(1.03);}
.btn-brand:active{transform:translateY(0);}
.btn-brand.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:var(--r-pill);
  padding:0 22px;height:44px;font-size:15px;font-weight:600;transition:all .18s ease;
}
.btn-ghost:hover{color:var(--orange);border-color:var(--orange);transform:translateY(-2px);}
.btn-ghost.on-dark{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.35);}
.btn-ghost.on-dark:hover{background:#fff;color:var(--pink);border-color:#fff;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--orange);
}
.btn-text i{transition:transform .18s ease;}
.btn-text:hover i{transform:translateX(4px);}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);align-items:center;justify-content:center;font-size:16px;
}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{
  position:fixed;inset:0 0 0 0;z-index:1200;background:rgba(255,248,244,.98);
  backdrop-filter:blur(16px);padding:24px 20px 100px;
  transform:translateX(100%);transition:transform .28s ease;overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:16px;color:var(--ink);
}
.drawer-search{
  display:flex;align-items:center;gap:10px;height:48px;padding:0 16px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-pill);margin-bottom:22px;
}
.drawer-search i{color:var(--muted);}
.drawer-search input{flex:1;border:0;outline:none;font-size:15px;background:transparent;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:28px;}
.drawer-nav a{
  padding:14px 16px;border-radius:var(--r-md);font-size:16px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;background:#fff;border:1px solid var(--line);
}
.drawer-nav a.active{background:var(--soft);border-color:#FBD9C8;color:var(--pink);}
.drawer-nav a span{font-size:12px;color:var(--muted);font-weight:500;}
.drawer-cta{position:fixed;left:20px;right:20px;bottom:20px;}
.drawer-cta .btn-brand{width:100%;height:50px;}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding-top:22px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);}
.crumb a:hover{color:var(--orange);}
.crumb .sep{color:#C9BFC6;}
.crumb .cur{color:var(--ink);font-weight:600;}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;margin-top:18px;border-radius:var(--r-xl);overflow:hidden;
  background-image:linear-gradient(100deg,rgba(255,248,244,.97) 0%,rgba(255,248,244,.9) 46%,rgba(255,240,232,.72) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  padding:clamp(34px,5vw,64px) clamp(22px,4vw,56px);
  border:1px solid var(--line);box-shadow:var(--sh-1);
}
.cat-hero .hero-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:40px;align-items:center;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:12.5px;font-weight:600;margin-bottom:16px;
}
.cat-hero h1{
  font-size:clamp(2rem,4.6vw,3.3rem);line-height:1.15;font-weight:800;letter-spacing:-.02em;
}
.cat-hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{margin-top:16px;color:var(--muted);font-size:16.5px;line-height:1.9;max-width:600px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.stat-badge{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:10px 16px;box-shadow:var(--sh-1);min-width:118px;
}
.stat-badge b{display:block;font-size:20px;font-weight:800;letter-spacing:-.02em;line-height:1.2;}
.stat-badge span{font-size:12.5px;color:var(--muted);}
.hero-visual{position:relative;}
.hero-card{
  background:#fff;border-radius:var(--r-lg);border:1px solid var(--line);
  box-shadow:var(--sh-2);overflow:hidden;
}
.hero-card img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.hero-card .hc-body{padding:16px 18px 18px;}
.hero-card .hc-body h3{font-size:1.02rem;font-weight:700;margin-bottom:6px;}
.hero-card .hc-body p{font-size:13.5px;color:var(--muted);line-height:1.7;}
.hero-chip{
  position:absolute;left:-14px;bottom:-14px;background:var(--dark1);color:#fff;
  border-radius:var(--r-md);padding:12px 16px;box-shadow:var(--sh-2);min-width:150px;
}
.hero-chip b{display:block;font-size:19px;font-weight:800;line-height:1.2;}
.hero-chip span{font-size:12px;opacity:.72;}

/* ---------- Bento ---------- */
.bento{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.bento-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:12px;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.bento-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#FBD9C8;}
.bento-card.tint{background:var(--soft);}
.bento-wide{grid-column:span 2;grid-row:span 2;padding:0;overflow:hidden;}
.bento-wide .bw-media{position:relative;}
.bento-wide .bw-media img{width:100%;aspect-ratio:16/8;object-fit:cover;transition:transform .35s ease;}
.bento-wide:hover .bw-media img{transform:scale(1.04);}
.bento-wide .bw-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(27,18,32,0) 40%,rgba(27,18,32,.72) 100%);
}
.bento-wide .bw-body{padding:0 26px 26px;margin-top:-46px;position:relative;z-index:2;color:#fff;}
.bento-wide .bw-body h3{font-size:1.34rem;font-weight:800;letter-spacing:-.01em;margin:10px 0 8px;color:#fff;}
.bento-wide .bw-body p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.84);}
.bento-icon{
  width:42px;height:42px;border-radius:14px;background:var(--soft);color:var(--orange);
  display:flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0;
}
.bento-wide .bento-icon{background:rgba(255,255,255,.16);color:#fff;}
.tint .bento-icon{background:#fff;}
.bento-card h3{font-size:1.15rem;font-weight:700;letter-spacing:-.01em;}
.bento-card p{font-size:14.5px;color:var(--muted);line-height:1.85;}
.bento-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:2px;}
.badge-pill{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;white-space:nowrap;
}
.badge-grad{background:var(--grad);color:#fff;}
.badge-jade{background:var(--jade);color:#fff;}
.badge-line{background:rgba(255,255,255,.7);border:1px solid var(--line);color:var(--muted);}
.bento-wide .badge-line{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.32);color:#fff;}
.mini-list{display:flex;flex-direction:column;gap:8px;margin-top:4px;}
.mini-list li{display:flex;align-items:flex-start;gap:8px;font-size:13.5px;color:var(--muted);}
.mini-list li i{color:var(--jade);font-size:12px;margin-top:6px;}
.bento-wide .mini-list li{color:rgba(255,255,255,.85);}
.bento-wide .mini-list li i{color:#7FE9E5;}

/* ---------- 深色数据带 ---------- */
.dark-band{
  background:var(--grad-dark);color:#fff;border-radius:var(--r-xl);
  padding:clamp(32px,4.6vw,56px) clamp(22px,4vw,52px);position:relative;overflow:hidden;
}
.dark-band::before{
  content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,45,111,.42) 0%,rgba(255,45,111,0) 68%);
}
.dark-band .db-head{position:relative;z-index:2;margin-bottom:34px;max-width:640px;}
.dark-band .db-head h2{font-size:clamp(1.4rem,2.3vw,1.9rem);font-weight:800;letter-spacing:-.01em;}
.dark-band .db-head p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.72);line-height:1.85;}
.db-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;position:relative;z-index:2;}
.db-item{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-md);padding:20px;transition:background .18s ease,transform .18s ease;
}
.db-item:hover{background:rgba(255,255,255,.1);transform:translateY(-3px);}
.db-item b{display:block;font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;letter-spacing:-.03em;line-height:1.1;}
.db-item b i{font-size:.6em;font-style:normal;opacity:.7;margin-left:2px;}
.db-item span{display:block;margin-top:8px;font-size:13.5px;color:rgba(255,255,255,.72);}
.db-item em{display:block;margin-top:12px;font-size:12px;font-style:normal;color:#7FE9E5;}

/* ---------- 场景卡 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;
  box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.scene-card .sc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.scene-card .sc-top .num-tag{
  font-size:26px;font-weight:800;letter-spacing:-.04em;color:transparent;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;line-height:1;
}
.scene-card h3{font-size:1.14rem;font-weight:700;margin-bottom:10px;}
.scene-card p{font-size:14.5px;color:var(--muted);line-height:1.85;}
.scene-card .sc-foot{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted);}
.scene-card .sc-foot strong{color:var(--ink);}

/* ---------- 对比表 ---------- */
.table-wrap{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--line);background:#fff;}
table.cmp{width:100%;border-collapse:collapse;}
table.cmp thead th{
  background:var(--grad);color:#fff;font-size:14.5px;font-weight:700;text-align:left;
  padding:16px 20px;border:0;
}
table.cmp thead th:first-child{width:26%;}
table.cmp tbody td{
  padding:0 20px;height:52px;font-size:14.5px;color:var(--muted);border:0;
  border-bottom:1px solid var(--line);vertical-align:middle;
}
table.cmp tbody tr:nth-child(odd){background:var(--bg);}
table.cmp tbody tr:nth-child(even){background:var(--soft);}
table.cmp tbody tr:last-child td{border-bottom:0;}
table.cmp tbody td:first-child{color:var(--ink);font-weight:600;}
table.cmp tbody td i{color:var(--jade);margin-right:7px;font-size:13px;}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,1.85fr) minmax(0,1fr);gap:32px;align-items:start;}
.qa-item{
  background:#fff;border:0;border-radius:16px;box-shadow:var(--sh-1);
  margin-bottom:12px;overflow:hidden;transition:box-shadow .18s ease;
}
.qa-item:hover{box-shadow:var(--sh-2);}
.qa-btn{
  position:relative;width:100%;display:flex;align-items:center;gap:14px;text-align:left;
  background:#fff;border:0;padding:18px 52px 18px 24px;font-size:15.5px;font-weight:600;color:var(--ink);
  transition:color .18s ease,background .18s ease;
}
.qa-btn:hover{color:var(--orange);}
.qa-btn::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 4px 4px 0;
  background:var(--grad);transform:scaleY(0);transform-origin:top center;transition:transform .22s ease;
}
.qa-btn:not(.collapsed){color:var(--pink);background:var(--bg);}
.qa-btn:not(.collapsed)::before{transform:scaleY(1);}
.qa-btn::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--orange);line-height:1;
  transition:transform .22s ease,color .22s ease;
}
.qa-btn:not(.collapsed)::after{content:"+";transform:translateY(-50%) rotate(90deg);color:var(--pink);}
.qa-body{padding:2px 24px 20px;font-size:14.5px;line-height:1.92;color:var(--muted);background:var(--bg);}
.qa-body p+p{margin-top:10px;}
.qa-body strong{color:var(--ink);}
.sticky-card{
  position:sticky;top:92px;background:var(--grad);color:#fff;border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-3);
}
.sticky-card h3{font-size:1.16rem;font-weight:800;margin-bottom:10px;color:#fff;}
.sticky-card p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.88);}
.sticky-card ul{margin:16px 0 20px;display:flex;flex-direction:column;gap:9px;}
.sticky-card li{font-size:13.5px;display:flex;gap:9px;align-items:flex-start;color:rgba(255,255,255,.92);}
.sticky-card li i{margin-top:5px;font-size:12px;color:#FFD9C8;}
.sticky-card .btn-ghost{width:100%;background:#fff;border-color:#fff;color:var(--pink);}
.sticky-card .btn-ghost:hover{background:var(--dark1);border-color:var(--dark1);color:#fff;}
.sticky-note{margin-top:14px;font-size:12.5px;color:rgba(255,255,255,.72);text-align:center;}

/* ---------- CTA ---------- */
.cta-card{
  background:var(--grad);border-radius:var(--r-xl);padding:clamp(30px,4.4vw,52px);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
  box-shadow:var(--sh-3);position:relative;overflow:hidden;
}
.cta-card::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.24) 0%,rgba(255,255,255,0) 70%);
}
.cta-card .cta-text{position:relative;z-index:2;max-width:640px;}
.cta-card h2{color:#fff;font-size:clamp(1.4rem,2.4vw,2rem);font-weight:800;letter-spacing:-.01em;line-height:1.3;}
.cta-card p{color:rgba(255,255,255,.86);font-size:15px;margin-top:12px;line-height:1.85;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2;}
.cta-actions .btn-ghost{background:#fff;border-color:#fff;color:var(--pink);}
.cta-actions .btn-ghost:hover{background:var(--dark1);border-color:var(--dark1);color:#fff;}
.cta-actions .btn-link-white{
  display:inline-flex;align-items:center;gap:7px;height:44px;padding:0 18px;border-radius:var(--r-pill);
  color:#fff;font-size:15px;font-weight:600;border:1px solid rgba(255,255,255,.55);
}
.cta-actions .btn-link-white:hover{background:rgba(255,255,255,.14);color:#fff;}
.cta-actions .btn-link-white i{transition:transform .18s ease;}
.cta-actions .btn-link-white:hover i{transform:translateX(4px);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--grad-dark);color:#fff;margin-top:var(--sec);position:relative;
}
.site-footer::before{
  content:"";display:block;height:3px;background:var(--grad);
}
.footer-top{padding:clamp(40px,5vw,64px) 0 34px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text b{color:#fff;}
.footer-brand .brand-text span{color:rgba(255,255,255,.6);}
.footer-desc{font-size:14px;color:rgba(255,255,255,.66);line-height:1.85;max-width:340px;}
.footer-social{display:flex;gap:10px;margin-top:18px;}
.footer-social a{
  width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.8);font-size:14px;transition:all .18s ease;
}
.footer-social a:hover{background:var(--grad);border-color:transparent;color:#fff;transform:translateY(-3px);}
.footer-title{
  font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.5);
  margin-bottom:16px;font-weight:600;
}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68);}
.footer-links a:hover{color:#fff;}
.footer-info p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.85;margin-bottom:8px;}
.footer-info strong{color:#fff;font-weight:600;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.75);}
.footer-bottom a:hover{color:#fff;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .main-nav{gap:20px;}
  .command-search{width:200px;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .command-search{display:none;}
  .nav-right .icon-btn{display:none;}
  .menu-toggle{display:flex;}
  .nav-wrap{justify-content:space-between;}
  .cat-hero .hero-grid{grid-template-columns:1fr;gap:30px;}
  .bento{grid-template-columns:repeat(2,minmax(0,1fr));}
  .bento-wide{grid-column:span 2;grid-row:auto;}
  .db-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .scene-grid{grid-template-columns:1fr;}
  .faq-layout{grid-template-columns:1fr;}
  .sticky-card{position:static;}
  table.cmp thead th:first-child{width:34%;}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px;}
  .brand-text span{display:none;}
  .cat-hero{border-radius:24px;padding:28px 20px 32px;}
  .hero-stats{gap:10px;}
  .stat-badge{flex:1 1 calc(50% - 10px);min-width:0;}
  .hero-chip{left:auto;right:10px;bottom:-16px;}
  .bento{grid-template-columns:1fr;gap:16px;}
  .bento-wide{grid-column:span 1;}
  .bento-wide .bw-body{margin-top:-36px;padding:0 20px 22px;}
  .db-grid{grid-template-columns:1fr 1fr;gap:14px;}
  .cta-card{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn-brand,.cta-actions .btn-ghost,.cta-actions .btn-link-white{flex:1 1 100%;}
  table.cmp thead th, table.cmp tbody td{padding-left:14px;padding-right:14px;font-size:13.5px;}
  table.cmp thead th:first-child{width:38%;}
  .qa-btn{font-size:15px;padding:16px 46px 16px 20px;}
  .qa-body{padding:2px 20px 18px;}
}
@media (max-width:479px){
  .hero-stats .stat-badge:nth-child(3){display:none;}
  .cat-hero h1{font-size:1.85rem;}
  .hero-sub{font-size:15.5px;}
}

/* roulang page: category2 */
:root{
  --r-sm:10px;--r-md:18px;--r-lg:28px;--r-xl:32px;--r-pill:999px;
  --sh-1:0 2px 8px rgba(255,107,53,.06);
  --sh-2:0 12px 32px rgba(26,21,32,.08);
  --sh-3:0 24px 56px rgba(255,45,111,.18);
  --brand:#FF6B35;--brand-2:#FF2D6F;--jade:#0FA3A0;
  --ink:#1A1520;--muted:#5B5464;--bg:#FFF8F4;--soft:#FFF0E8;--card:#FFFFFF;--line:#F1E3DA;
  --grad:linear-gradient(120deg,#FF6B35 0%,#FF2D6F 100%);
  --grad-dark:linear-gradient(120deg,#1B1220 0%,#2E1024 100%);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.8;letter-spacing:0;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,opacity .18s ease}
a:hover{color:var(--brand-2)}
ul{list-style:none;margin:0;padding:0}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{font-weight:800;line-height:1.25;margin:0 0 14px;letter-spacing:-.02em}
h1{font-size:clamp(2rem,4.6vw,3.6rem);line-height:1.15}
h2{font-size:clamp(1.5rem,2.4vw,2.1rem);font-weight:700}
h3{font-size:1.15rem;font-weight:600}
p{margin:0 0 16px;color:var(--muted)}
strong{color:var(--ink)}
:focus-visible{outline:0;box-shadow:0 0 0 3px rgba(255,107,53,.35);border-radius:6px}
body .container{max-width:1200px;padding-left:20px;padding-right:20px;width:100%}
.section{padding:clamp(56px,7vw,104px) 0}
.section-soft{background:var(--soft)}
.section-tight{padding:clamp(40px,5vw,64px) 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px}
.sec-head p{margin:6px 0 0;max-width:640px}
.sec-title-bar{display:inline-block;width:44px;height:5px;border-radius:var(--r-pill);background:var(--grad);margin-bottom:14px}
.text-link{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:14.5px;color:var(--brand)}
.text-link i{transition:transform .18s ease}
.text-link:hover i{transform:translateX(4px)}
/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:1000;height:68px;display:flex;align-items:center;
  background:rgba(255,248,244,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);transition:box-shadow .2s ease;
}
.site-header.scrolled{box-shadow:var(--sh-1)}
.nav-wrap{display:flex;align-items:center;gap:24px;width:100%}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
  box-shadow:var(--sh-1);
}
.brand-text{display:inline-flex;align-items:baseline;gap:4px;font-size:16.5px;letter-spacing:-.01em}
.brand-text b{font-weight:800;color:var(--ink)}
.brand-text span{font-size:13px;color:var(--muted);font-weight:500}
.main-nav{display:flex;align-items:center;gap:28px;margin:0 auto}
.main-nav a{position:relative;font-size:15px;font-weight:500;color:var(--muted);padding:6px 0;white-space:nowrap}
.main-nav a::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%) scaleX(0);bottom:-6px;
  width:20px;height:2px;border-radius:2px;background:var(--grad);transition:transform .2s ease;
}
.main-nav a:hover{color:var(--brand)}
.main-nav a:hover::after,.main-nav a.active::after{transform:translateX(-50%) scaleX(1)}
.main-nav a.active{color:var(--ink);font-weight:700}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.command-search{
  display:flex;align-items:center;gap:8px;width:240px;height:40px;padding:0 10px 0 14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);transition:border-color .18s ease,box-shadow .18s ease;
}
.command-search i{color:var(--muted);font-size:13px}
.command-search input{flex:1;min-width:0;border:0;background:transparent;outline:none;font-size:13.5px}
.command-search input::placeholder{color:#9A93A3}
.command-search kbd{
  font-size:11px;font-family:inherit;color:var(--muted);background:var(--soft);
  border-radius:6px;padding:2px 7px;border:1px solid var(--line);
}
.command-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,107,53,.14)}
.icon-btn{
  width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  color:var(--muted);background:#fff;border:1px solid var(--line);transition:all .18s ease;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-1px)}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--grad);color:#fff;border-radius:var(--r-pill);padding:0 22px;height:44px;
  font-size:15px;font-weight:700;box-shadow:var(--sh-3);transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
  border:0;
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);filter:saturate(1.12)}
.btn-brand.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);color:var(--ink);font-weight:600;font-size:15px;
  transition:all .18s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-ghost.on-dark{background:transparent;border-color:rgba(255,255,255,.4);color:#fff}
.btn-ghost.on-dark:hover{border-color:#fff;color:#fff}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:12px;background:#fff;border:1px solid var(--line);
  color:var(--ink);align-items:center;justify-content:center;
}
/* drawer */
.mobile-drawer{
  position:fixed;inset:68px 0 0;z-index:999;background:var(--bg);padding:20px;
  transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease;
  overflow-y:auto;
}
.mobile-drawer.open{opacity:1;transform:translateY(0);pointer-events:auto}
.drawer-search{width:100%;margin-bottom:18px}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:20px}
.drawer-nav a{padding:13px 14px;border-radius:14px;background:#fff;border:1px solid var(--line);font-weight:600;color:var(--ink);font-size:15px}
.drawer-nav a.active{color:var(--brand);border-color:rgba(255,107,53,.4)}
.drawer-cta{width:100%}
/* ============ breadcrumb ============ */
.crumb-bar{padding:18px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb span.sep{color:#C9BFB6}
.crumb .current{color:var(--ink);font-weight:600}
/* ============ hero ============ */
.cat-hero{position:relative;overflow:hidden;padding:clamp(44px,6vw,72px) 0 clamp(40px,5vw,64px);
  background:linear-gradient(120deg,#FFF0E8 0%,#FFF8F4 58%,#FFE6DC 100%);border-bottom:1px solid var(--line)}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.16;
}
.cat-hero::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,45,111,.20) 0%,rgba(255,45,111,0) 70%);
}
.cat-hero .container{position:relative;z-index:2}
.hero-inner{max-width:760px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.06em;margin-bottom:16px;text-transform:uppercase}
.hero-eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--grad)}
.cat-hero h1{margin-bottom:18px}
.cat-hero .lead{font-size:17px;line-height:1.9;color:var(--muted);max-width:620px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.badge-row{display:flex;flex-wrap:wrap;gap:12px}
.data-badge{
  display:inline-flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-pill);padding:8px 16px;box-shadow:var(--sh-1);
}
.data-badge b{font-size:17px;font-feature-settings:"tnum";color:var(--ink)}
.data-badge small{font-size:12.5px;color:var(--muted)}
/* ============ generic badge ============ */
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;line-height:1;
}
.badge-grad{background:var(--grad);color:#fff}
.badge-jade{background:var(--jade);color:#fff}
.badge-line{background:rgba(255,255,255,.85);border:1px solid var(--line);color:var(--muted)}
/* ============ bento ============ */
.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.bento-card{
  background:var(--card);border:1px solid var(--line);border-radius:24px;padding:22px;
  box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease;display:flex;flex-direction:column;gap:12px;
}
.bento-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.bento-card.tint{background:var(--soft)}
.bento-lg{grid-column:span 2;grid-row:span 2;padding:26px}
.bento-lg .bento-figure{border-radius:20px;overflow:hidden;aspect-ratio:16/9;background:var(--soft)}
.bento-lg .bento-figure img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.bento-lg:hover .bento-figure img{transform:scale(1.05)}
.bento-icon{
  width:42px;height:42px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--soft);color:var(--brand);font-size:17px;flex:0 0 auto;
}
.bento-card h3{margin:0}
.bento-card p{margin:0;font-size:14.6px;line-height:1.8}
.bento-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
/* ============ steps ============ */
.step-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px 22px;position:relative;
  box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-num{
  width:44px;height:44px;border-radius:50%;background:var(--grad);color:#fff;font-weight:800;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-feature-settings:"tnum";
  box-shadow:var(--sh-3);margin-bottom:16px;
}
.step-card h3{font-size:1.05rem;margin-bottom:8px}
.step-card p{font-size:14.4px;margin:0}
.step-foot{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:13px;color:var(--jade);font-weight:600}
/* ============ scenes ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.scene-card figure{margin:0;aspect-ratio:16/10;overflow:hidden;background:var(--soft)}
.scene-card figure img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.scene-card:hover figure img{transform:scale(1.06)}
.scene-body{padding:22px}
.scene-body h3{margin-bottom:8px}
.scene-body p{font-size:14.6px;margin:0 0 14px}
/* ============ compare table ============ */
.table-shell{background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:var(--sh-1)}
.cmp-table{width:100%;border-collapse:collapse}
.cmp-table th{
  background:var(--grad);color:#fff;font-size:14.5px;font-weight:700;text-align:left;padding:18px 20px;
}
.cmp-table th:first-child{border-top-left-radius:0}
.cmp-table td{padding:16px 20px;font-size:14.8px;color:var(--muted);border-bottom:1px solid var(--line)}
.cmp-table tbody tr:nth-child(odd){background:#FFFAF7}
.cmp-table tbody tr:nth-child(even){background:#FFF3EC}
.cmp-table tbody tr:last-child td{border-bottom:0}
.cmp-table td:first-child{color:var(--ink);font-weight:600}
.cmp-table td .yes{color:var(--jade);font-weight:700}
/* ============ faq ============ */
.faq-layout{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:28px;align-items:start}
.acc{display:flex;flex-direction:column;gap:12px}
.acc-item{
  background:#fff;border-radius:16px;border:1px solid transparent;box-shadow:var(--sh-1);
  position:relative;overflow:hidden;transition:box-shadow .18s ease;
}
.acc-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad);
  transform:scaleY(0);transform-origin:top;transition:transform .25s ease;
}
.acc-item.open::before{transform:scaleY(1)}
.acc-item.open{box-shadow:var(--sh-2)}
.acc-head{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;font-size:15.5px;font-weight:600;color:var(--ink);
}
.acc-head i{color:var(--brand);font-size:14px;transition:transform .25s ease;flex:0 0 auto}
.acc-item.open .acc-head i{transform:rotate(45deg)}
.acc-body{max-height:0;overflow:hidden;transition:max-height .3s ease}
.acc-item.open .acc-body{max-height:420px}
.acc-body p{padding:0 20px 18px;margin:0;font-size:14.6px;line-height:1.85}
.side-card{
  position:sticky;top:96px;background:var(--grad-dark);border-radius:26px;padding:28px;color:#fff;box-shadow:var(--sh-2);
}
.side-card .badge-pill{margin-bottom:16px}
.side-card h3{color:#fff;font-size:1.2rem;margin-bottom:10px}
.side-card p{color:rgba(255,255,255,.72);font-size:14.5px;line-height:1.8}
.side-card .btn-brand{width:100%;margin-top:6px}
.side-card .text-link{color:#fff;margin-top:14px;font-size:14px}
.side-card .text-link:hover{color:#fff;opacity:.82}
/* ============ CTA ============ */
.cta-band{
  background:var(--grad);border-radius:32px;padding:clamp(32px,4vw,52px);box-shadow:var(--sh-3);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;bottom:-100px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-band h2{color:#fff;margin-bottom:8px;position:relative;z-index:1}
.cta-band p{color:rgba(255,255,255,.86);margin:0;max-width:520px;position:relative;z-index:1}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;position:relative;z-index:1}
.cta-actions .btn-ghost{background:#fff;border-color:#fff;color:var(--brand)}
.cta-actions .btn-ghost:hover{color:var(--brand-2);transform:translateY(-2px)}
.cta-actions .text-link{color:#fff}
.cta-actions .text-link:hover{color:#fff;opacity:.85}
/* ============ footer ============ */
.site-footer{background:var(--grad-dark);color:rgba(255,255,255,.72);margin-top:clamp(56px,7vw,96px);position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
.footer-top{padding:clamp(48px,6vw,72px) 0 36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-text b{color:#fff}
.footer-brand .brand-text span{color:rgba(255,255,255,.55)}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:320px}
.footer-social{display:flex;gap:10px;margin-top:16px}
.footer-social a{
  width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.78);transition:all .18s ease;
}
.footer-social a:hover{background:var(--grad);color:#fff;transform:translateY(-2px)}
.footer-title{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.5);font-weight:700;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(255,255,255,.72);font-size:14px}
.footer-links a:hover{color:#fff}
.footer-info p{font-size:14px;color:rgba(255,255,255,.62);margin:0 0 10px}
.footer-info strong{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;text-align:center;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:#fff}
/* ============ responsive ============ */
@media (max-width:1199.98px){
  .main-nav{gap:20px}
  .main-nav a{font-size:14px}
  .command-search{width:190px}
  .bento{grid-template-columns:repeat(2,1fr)}
  .bento-lg{grid-column:span 2;grid-row:auto}
  .step-flow{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .main-nav,.nav-right .command-search,.nav-right .icon-btn{display:none}
  .menu-toggle{display:inline-flex}
  .faq-layout{grid-template-columns:1fr}
  .side-card{position:static}
  .cmd-mini{display:none}
}
@media (max-width:767.98px){
  body .container{padding-left:16px;padding-right:16px}
  body{font-size:16px;line-height:1.9}
  .bento,.step-flow,.scene-grid{grid-template-columns:1fr}
  .bento-lg{grid-column:span 1}
  .sec-head{flex-direction:column;align-items:flex-start}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%}
  .cta-actions{width:100%}
  .cta-actions .btn-brand,.cta-actions .btn-ghost{width:100%}
  .cmp-table th,.cmp-table td{padding:13px 14px;font-size:13.8px}
  .acc-head{font-size:15px;padding:16px}
  .acc-body p{padding:0 16px 16px}
}
@media (max-width:479.98px){
  .data-badge:nth-child(3){display:none}
  .cat-hero .lead{font-size:15.5px}
  .brand-text span{display:none}
}

/* roulang page: category3 */
:root{
  --brand:#FF6B35;
  --brand-2:#FF2D6F;
  --jade:#0FA3A0;
  --ink:#1A1520;
  --ink-2:#5B5464;
  --bg:#FFF8F4;
  --bg-soft:#FFF0E8;
  --card:#FFFFFF;
  --line:#F1E3DA;
  --dark-1:#1B1220;
  --dark-2:#2E1024;
  --grad:linear-gradient(120deg,#FF6B35 0%,#FF2D6F 100%);
  --r-sm:10px;
  --r-md:18px;
  --r-lg:28px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(255,107,53,.06);
  --sh-2:0 12px 32px rgba(26,21,32,.08);
  --sh-3:0 24px 56px rgba(255,45,111,.18);
  --sec-y:clamp(56px,7vw,104px);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  font-feature-settings:"tnum";
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease,border-color .18s ease,background .18s ease;}
a:hover{color:var(--brand);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--ink);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,107,53,.35);border-radius:8px;}

.container{max-width:1200px;padding-left:20px;padding-right:20px;margin:0 auto;width:100%;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  height:68px;
  background:rgba(255,248,244,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease,background .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);background:rgba(255,248,244,.94);}
.nav-wrap{display:flex;align-items:center;gap:20px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:800;
  box-shadow:0 6px 16px rgba(255,45,111,.24);
}
.brand-text{display:flex;align-items:baseline;gap:2px;line-height:1;}
.brand-text b{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:-.02em;}
.brand-text span{font-size:12.5px;color:var(--ink-2);}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px;flex:1;}
.main-nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-2);
  padding:6px 0;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover{color:var(--ink);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{color:var(--brand);font-weight:600;}
.main-nav a.active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.command-search{
  display:flex;align-items:center;gap:8px;width:260px;height:40px;padding:0 12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.command-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,107,53,.16);}
.command-search i{color:var(--ink-2);font-size:14px;}
.command-search input{
  flex:1;min-width:0;border:0;outline:none;background:transparent;font-size:13.5px;color:var(--ink);
}
.command-search input::placeholder{color:#A79FAD;}
.command-search kbd{
  font-size:11px;color:var(--ink-2);background:var(--bg-soft);border:1px solid var(--line);
  border-radius:6px;padding:1px 6px;font-family:inherit;
}
.icon-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;
  color:var(--ink-2);display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:all .18s ease;font-size:14px;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-1px);}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--grad);color:#fff;font-weight:600;font-size:15px;
  border:0;border-radius:var(--r-pill);padding:0 22px;height:44px;
  box-shadow:var(--sh-3);cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.05);}
.btn-brand.btn-sm{height:38px;font-size:14px;padding:0 18px;box-shadow:0 10px 24px rgba(255,45,111,.22);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:var(--r-pill);
  height:44px;padding:0 22px;font-weight:600;font-size:15px;cursor:pointer;
  transition:all .18s ease;
}
.btn-ghost:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-2px);}
.btn-ghost.on-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.42);}
.btn-ghost.on-dark:hover{background:#fff;color:var(--brand-2);border-color:#fff;}
.link-more{color:var(--brand);font-weight:600;font-size:14.5px;display:inline-flex;align-items:center;gap:6px;}
.link-more i{transition:transform .18s ease;}
.link-more:hover i{transform:translateX(4px);}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:16px;cursor:pointer;
}
.mobile-drawer{
  position:fixed;inset:68px 0 0 0;z-index:999;background:rgba(255,248,244,.98);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  padding:20px;transform:translateY(-12px);opacity:0;pointer-events:none;
  transition:opacity .2s ease,transform .2s ease;overflow-y:auto;
}
.mobile-drawer.open{opacity:1;transform:translateY(0);pointer-events:auto;}
.mobile-drawer .command-search{width:100%;margin-bottom:18px;}
.mobile-drawer nav{display:flex;flex-direction:column;}
.mobile-drawer nav a{
  padding:15px 4px;font-size:16px;font-weight:500;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-drawer nav a.active{color:var(--brand);font-weight:700;}
.drawer-cta{position:sticky;bottom:0;padding-top:18px;}
.drawer-cta .btn-brand{width:100%;}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:var(--bg-soft);border-bottom:1px solid var(--line);}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:13.5px;color:var(--ink-2);}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#C9BFCE;}
.crumb .cur{color:var(--ink);font-weight:600;}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#FFF0E8 0%,#FFF8F4 100%);
  padding:clamp(48px,6vw,82px) 0 clamp(44px,5vw,72px);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.14;
}
.hero::after{
  content:"";position:absolute;width:420px;height:420px;right:-140px;top:-160px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,45,111,.24) 0%,rgba(255,45,111,0) 68%);
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:12.5px;font-weight:600;color:var(--brand);
  box-shadow:var(--sh-1);margin-bottom:18px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--grad);}
h1{font-size:clamp(2rem,4.4vw,3.3rem);line-height:1.15;font-weight:800;letter-spacing:-.02em;}
h1 .grad-text{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:18px;font-size:16.5px;line-height:1.85;color:var(--ink-2);max-width:600px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}
.stat-badge{
  display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:12px 16px;box-shadow:var(--sh-1);min-width:132px;
}
.stat-badge b{font-size:20px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.2;}
.stat-badge span{font-size:12.5px;color:var(--ink-2);line-height:1.4;}
.hero-card{
  background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-2);overflow:hidden;border:1px solid var(--line);
}
.hero-card img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-card-body{padding:18px 20px 22px;}
.hero-card-body h3{font-size:1.05rem;margin-bottom:8px;}
.hero-card-body p{font-size:14px;color:var(--ink-2);}

/* ---------- generic section ---------- */
.section{padding:var(--sec-y) 0;}
.section.alt{background:var(--bg-soft);}
.section.dark{background:linear-gradient(120deg,var(--dark-1) 0%,var(--dark-2) 100%);color:#fff;}
.section.dark h2,.section.dark h3{color:#fff;}
.section.dark p{color:rgba(255,255,255,.76);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:38px;flex-wrap:wrap;}
.sec-head.center{flex-direction:column;align-items:center;text-align:center;}
.sec-label{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.08em;
  color:var(--brand);text-transform:uppercase;margin-bottom:12px;
}
.sec-label::before{content:"";width:22px;height:4px;border-radius:3px;background:var(--grad);}
h2{font-size:clamp(1.5rem,2.4vw,2.1rem);line-height:1.25;}
.sec-desc{margin-top:12px;font-size:15.5px;color:var(--ink-2);max-width:660px;line-height:1.85;}
.section.dark .sec-desc{color:rgba(255,255,255,.72);}
.count-badge{
  display:inline-flex;align-items:center;justify-content:center;height:26px;padding:0 10px;
  border-radius:var(--r-pill);font-size:12.5px;font-weight:600;background:var(--bg-soft);
  color:var(--brand);border:1px solid var(--line);
}
.tag-jade{background:var(--jade);color:#fff;border:0;}
.tag-outline{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.3);}

/* ---------- flow strip ---------- */
.flow-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin-top:-46px;position:relative;z-index:3;
}
.flow-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;
  box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease;
}
.flow-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.flow-num{
  width:34px;height:34px;border-radius:12px;background:var(--bg-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;margin-bottom:14px;
}
.flow-item h3{font-size:1rem;margin-bottom:8px;}
.flow-item p{font-size:13.5px;color:var(--ink-2);line-height:1.7;}

/* ---------- alternating steps ---------- */
.step-block{padding:clamp(34px,4vw,54px) 0;}
.step-block + .step-block{border-top:1px dashed var(--line);}
.step-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,60px);align-items:center;}
.step-grid.reverse .step-media{order:2;}
.step-grid.reverse .step-text{order:1;}
.step-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);}
.step-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .35s ease;}
.step-media:hover img{transform:scale(1.03);}
.step-media .float-badge{
  position:absolute;left:16px;bottom:16px;background:rgba(255,255,255,.94);
  border-radius:var(--r-pill);padding:7px 14px;font-size:12.5px;font-weight:700;color:var(--brand);
  display:flex;align-items:center;gap:8px;box-shadow:var(--sh-1);
}
.step-text h3{font-size:clamp(1.25rem,2vw,1.6rem);margin-bottom:14px;}
.step-text .lead{font-size:15.5px;color:var(--ink-2);line-height:1.85;margin-bottom:22px;}
.step-list{counter-reset:step;display:flex;flex-direction:column;gap:14px;}
.step-list li{position:relative;padding-left:46px;counter-increment:step;}
.step-list li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:0;width:32px;height:32px;border-radius:10px;
  background:var(--grad);color:#fff;font-size:12.5px;font-weight:700;
  display:flex;align-items:center;justify-content:center;box-shadow:0 6px 14px rgba(255,45,111,.22);
}
.step-list li b{display:block;font-size:15.5px;font-weight:700;color:var(--ink);margin-bottom:4px;}
.step-list li p{font-size:14px;color:var(--ink-2);line-height:1.75;}

/* ---------- comparison table ---------- */
.cmp-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-2);overflow:hidden;margin-top:10px;
}
.cmp-scroll{overflow-x:auto;}
table.cmp{width:100%;border-collapse:separate;border-spacing:0;min-width:720px;}
table.cmp thead th{
  background:var(--grad);color:#fff;font-size:13.5px;font-weight:700;letter-spacing:.02em;
  padding:0 18px;height:56px;text-align:left;border:0;white-space:nowrap;
}
table.cmp thead th:first-child{border-top-left-radius:0;}
table.cmp tbody td{
  height:52px;padding:14px 18px;font-size:14px;color:var(--ink-2);
  border:0;border-bottom:1px solid var(--line);vertical-align:middle;
}
table.cmp tbody tr:nth-child(odd) td{background:#FFF9F5;}
table.cmp tbody tr:nth-child(even) td{background:var(--bg-soft);}
table.cmp tbody tr:hover td{background:#FFEFE6;color:var(--ink);}
table.cmp tbody tr:last-child td{border-bottom:0;}
table.cmp td:first-child{font-weight:700;color:var(--ink);}
.pill-status{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;background:#fff;border:1px solid var(--line);color:var(--ink);
}
.pill-status.ok{background:rgba(15,163,160,.1);border-color:rgba(15,163,160,.28);color:#0B7E7C;}
.pill-status.warn{background:rgba(255,107,53,.1);border-color:rgba(255,107,53,.26);color:#D9531F;}

/* ---------- accordion ---------- */
.faq-layout{display:grid;grid-template-columns:1.6fr .9fr;gap:34px;align-items:start;}
.accordion-item{
  border:0;border-radius:var(--r-md);overflow:hidden;margin-bottom:12px;
  background:#fff;box-shadow:var(--sh-1);transition:box-shadow .18s ease;
}
.accordion-item:hover{box-shadow:var(--sh-2);}
.accordion-button{
  background:#fff;color:var(--ink);font-size:15.5px;font-weight:600;line-height:1.6;
  padding:20px 22px;border:0;box-shadow:none !important;position:relative;
}
.accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 4px 4px 0;
  background:var(--grad);transform:scaleY(0);transform-origin:top;transition:transform .22s ease;
}
.accordion-button:not(.collapsed){color:var(--brand);}
.accordion-button:not(.collapsed)::before{transform:scaleY(1);}
.accordion-button::after{
  content:"+";background-image:none !important;font-size:20px;font-weight:400;color:var(--ink-2);
  width:auto;height:auto;display:flex;align-items:center;justify-content:center;
  transition:transform .22s ease,color .22s ease;line-height:1;margin-left:14px;
}
.accordion-button:not(.collapsed)::after{transform:rotate(135deg);color:var(--brand);}
.accordion-body{padding:0 22px 22px 22px;font-size:14.5px;color:var(--ink-2);line-height:1.85;border-top:0;}
.accordion-body strong{color:var(--ink);}
.faq-side{
  position:sticky;top:96px;background:linear-gradient(140deg,var(--dark-1) 0%,var(--dark-2) 100%);
  border-radius:var(--r-lg);padding:26px;color:#fff;box-shadow:var(--sh-2);overflow:hidden;
}
.faq-side::after{
  content:"";position:absolute;width:200px;height:200px;right:-70px;bottom:-80px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,53,.4) 0%,rgba(255,107,53,0) 70%);
}
.faq-side h3{font-size:1.15rem;margin-bottom:10px;position:relative;z-index:2;}
.faq-side p{font-size:14px;color:rgba(255,255,255,.74);line-height:1.8;margin-bottom:18px;position:relative;z-index:2;}
.faq-side ul{display:flex;flex-direction:column;gap:10px;margin-bottom:22px;position:relative;z-index:2;}
.faq-side li{display:flex;align-items:center;gap:10px;font-size:13.5px;color:rgba(255,255,255,.86);}
.faq-side li i{color:var(--brand);font-size:13px;}
.faq-side .btn-brand{width:100%;position:relative;z-index:2;}
.faq-side .side-link{display:block;text-align:center;margin-top:14px;font-size:13.5px;color:rgba(255,255,255,.72);position:relative;z-index:2;}
.faq-side .side-link:hover{color:#fff;}

/* ---------- cta ---------- */
.cta-card{
  background:var(--grad);border-radius:var(--r-xl);padding:clamp(30px,4vw,48px);
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--sh-3);position:relative;overflow:hidden;
}
.cta-card::before{
  content:"";position:absolute;width:300px;height:300px;right:-90px;top:-120px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-card h2{color:#fff;font-size:clamp(1.4rem,2.2vw,1.9rem);position:relative;z-index:2;}
.cta-card p{color:rgba(255,255,255,.88);font-size:15px;margin-top:10px;max-width:560px;position:relative;z-index:2;}
.cta-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;position:relative;z-index:2;}
.btn-white{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;
  background:#fff;color:var(--brand-2);font-weight:700;font-size:15px;border-radius:var(--r-pill);
  border:0;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease;
}
.btn-white:hover{color:var(--brand-2);transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.16);}
.cta-link{color:#fff;font-weight:600;font-size:14.5px;display:inline-flex;align-items:center;gap:6px;}
.cta-link:hover{color:#fff;text-decoration:underline;}
.cta-link i{transition:transform .18s ease;}
.cta-link:hover i{transform:translateX(4px);}

/* ---------- footer ---------- */
.site-footer{
  position:relative;background:linear-gradient(120deg,var(--dark-1) 0%,var(--dark-2) 100%);
  color:rgba(255,255,255,.72);padding-top:64px;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);
}
.footer-top{padding-bottom:38px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text b{color:#fff;font-size:16px;font-weight:800;}
.footer-brand .brand-text span{color:rgba(255,255,255,.6);font-size:12.5px;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px;margin-bottom:20px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.8);font-size:14px;
  transition:all .18s ease;
}
.footer-social a:hover{background:var(--grad);color:#fff;transform:translateY(-2px);}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:rgba(255,255,255,.94);margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.62);}
.footer-links a:hover{color:#fff;}
.footer-info p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.6);margin-bottom:10px;}
.footer-info strong{color:rgba(255,255,255,.9);font-weight:600;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;text-align:center;
  font-size:13px;color:rgba(255,255,255,.52);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:#fff;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .command-search{width:200px;}
  .main-nav{gap:18px;}
  .main-nav a{font-size:14px;}
}
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-card{max-width:520px;}
  .flow-strip{grid-template-columns:repeat(2,1fr);margin-top:24px;}
  .faq-layout{grid-template-columns:1fr;}
  .faq-side{position:static;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .command-search{display:none;}
  .menu-toggle{display:flex;align-items:center;justify-content:center;}
  .nav-right .icon-btn{display:none;}
  .step-grid{grid-template-columns:1fr;gap:26px;}
  .step-grid.reverse .step-media{order:1;}
  .step-grid.reverse .step-text{order:2;}
  .hero-sub{font-size:15.5px;}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px;}
  body{font-size:16px;line-height:1.9;}
  .hero{padding:36px 0 48px;}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%;}
  .flow-strip{grid-template-columns:1fr;}
  .sec-head{margin-bottom:26px;}
  .cta-card{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn-white{width:100%;}
  .footer-top{padding-bottom:26px;}
}
@media (max-width:520px){
  .brand-text span{display:none;}
  .hero-stats{gap:10px;}
  .stat-badge{flex:1 1 calc(50% - 6px);min-width:0;padding:10px 12px;}
  .stat-badge b{font-size:17px;}
  table.cmp{min-width:600px;}
  .cta-card{border-radius:24px;}
}
@media (max-width:479px){
  .hero-stats .stat-badge:nth-child(3){display:none;}
  h1{font-size:1.9rem;}
}

/* roulang page: category4 */
:root{
  --r-sm:10px;--r-md:18px;--r-lg:28px;--r-xl:32px;--r-pill:999px;
  --brand:#FF6B35;--brand-2:#FF2D6F;--jade:#0FA3A0;
  --ink:#1A1520;--muted:#5B5464;--bg:#FFF8F4;--soft:#FFF0E8;--card:#FFFFFF;--line:#F1E3DA;
  --grad:linear-gradient(120deg,#FF6B35 0%,#FF2D6F 100%);
  --dark-1:#1B1220;--dark-2:#2E1024;
  --sh-1:0 2px 8px rgba(255,107,53,.06);
  --sh-2:0 12px 32px rgba(26,21,32,.08);
  --sh-3:0 24px 56px rgba(255,45,111,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease,opacity .18s ease}
button,input{font:inherit}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,107,53,.35);border-radius:10px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
.section{padding:clamp(56px,7vw,104px) 0}
.section-tight{padding:clamp(36px,4vw,56px) 0}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.2}
h1{font-size:clamp(2rem,4.6vw,3.6rem);line-height:1.15}
h2{font-size:clamp(1.5rem,2.4vw,2.1rem);font-weight:700;letter-spacing:-.01em;line-height:1.25}
h3{font-size:1.15rem;font-weight:600;letter-spacing:0}
p{margin:0}
.dim{color:var(--muted)}
.lead{font-size:17px;line-height:1.9;color:var(--muted)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.sec-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);letter-spacing:.08em;margin-bottom:10px}
.eyebrow::before{content:"";width:22px;height:4px;border-radius:4px;background:var(--grad);display:inline-block}
.sec-head p{max-width:640px;margin-top:10px;color:var(--muted);font-size:15px}
.tnum{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}

/* ============ 按钮 ============ */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border:0;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:15px;font-weight:600;
  box-shadow:var(--sh-3);cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
}
.btn-brand:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 28px 60px rgba(255,45,111,.26);color:#fff}
.btn-brand:active{transform:translateY(0)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink);font-size:15px;font-weight:600;
  transition:border-color .18s ease,color .18s ease,transform .18s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-ghost.on-dark{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.4);color:#fff}
.btn-ghost.on-dark:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn-light{background:#fff;color:var(--ink);border:0;box-shadow:var(--sh-2)}
.btn-light:hover{color:var(--brand);transform:translateY(-2px)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:600;font-size:15px}
.link-arrow i{transition:transform .18s ease}
.link-arrow:hover i{transform:translateX(4px)}

/* ============ 徽章 ============ */
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge-grad{background:var(--grad);color:#fff}
.badge-jade{background:var(--jade);color:#fff}
.badge-ghost{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.42);color:#fff}
.badge-soft{background:var(--soft);color:var(--brand)}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;height:68px;
  background:rgba(255,248,244,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);transition:box-shadow .2s ease;
}
.site-header.scrolled{box-shadow:var(--sh-1)}
.nav-wrap{display:flex;align-items:center;gap:22px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:9px;background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;box-shadow:var(--sh-1);
}
.brand-text{display:flex;align-items:baseline;gap:4px;font-size:16px;letter-spacing:-.01em}
.brand-text b{font-weight:800;color:var(--ink)}
.brand-text span{font-size:13px;color:var(--muted);font-weight:500}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px}
.main-nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--ink);padding:6px 0;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:0;bottom:0;width:20px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.main-nav a:hover{color:var(--brand)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--brand);font-weight:600}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.command-search{
  display:flex;align-items:center;gap:8px;width:260px;height:40px;padding:0 12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);transition:border-color .18s ease,box-shadow .18s ease;
}
.command-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,107,53,.14)}
.command-search i{color:var(--muted);font-size:14px}
.command-search input{
  flex:1;border:0;outline:none;background:transparent;font-size:14px;color:var(--ink);min-width:0;
}
.command-search input::placeholder{color:#9A93A2}
.command-search kbd{
  font-family:inherit;font-size:11px;color:var(--muted);background:var(--soft);
  border-radius:6px;padding:2px 7px;line-height:1.4;
}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;
  color:var(--muted);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:color .18s ease,border-color .18s ease,transform .18s ease;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-2px)}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);cursor:pointer;align-items:center;justify-content:center;
}
.mobile-drawer{
  position:fixed;inset:68px 0 0 0;z-index:1025;background:rgba(255,248,244,.99);
  backdrop-filter:blur(16px);padding:22px 20px 32px;display:none;flex-direction:column;gap:18px;overflow-y:auto;
}
.mobile-drawer.open{display:flex}
.mobile-drawer .drawer-links{display:flex;flex-direction:column}
.mobile-drawer .drawer-links a{
  padding:15px 4px;font-size:16px;font-weight:500;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;
}
.mobile-drawer .drawer-links a.active,.mobile-drawer .drawer-links a:hover{color:var(--brand)}
.mobile-drawer .drawer-cta{margin-top:auto;width:100%}

/* ============ 面包屑 ============ */
.crumb{display:flex;align-items:center;gap:10px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:22px;flex-wrap:wrap}
.crumb a{color:rgba(255,255,255,.88)}
.crumb a:hover{color:#fff}
.crumb span.sep{opacity:.5}
.crumb .current{color:#fff;font-weight:600}

/* ============ Hero ============ */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    linear-gradient(90deg,rgba(27,18,32,.94) 0%,rgba(27,18,32,.72) 48%,rgba(255,45,111,.36) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding:44px 0 76px;min-height:430px;display:flex;align-items:center;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-90px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,53,.42) 0%,rgba(255,45,111,0) 70%);pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:780px}
.hero-inner h1{color:#fff;margin-bottom:18px}
.hero-sub{color:rgba(255,255,255,.82);font-size:16.5px;line-height:1.9;max-width:620px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-stat{
  display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2);border-radius:var(--r-md);padding:12px 18px;backdrop-filter:blur(6px);
}
.hero-stat b{font-size:22px;font-weight:800;letter-spacing:-.02em;line-height:1}
.hero-stat span{font-size:12.5px;color:rgba(255,255,255,.74)}

/* ============ 自查步骤 ============ */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.step-card{
  background:var(--card);border:1px solid var(--line);border-radius:24px;padding:26px 24px;
  box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease;height:100%;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-num{
  width:42px;height:42px;border-radius:14px;background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;margin-bottom:16px;
}
.step-card h3{margin-bottom:8px}
.step-card p{font-size:14.5px;color:var(--muted);line-height:1.85}
.note-bar{
  margin-top:22px;display:flex;align-items:flex-start;gap:12px;padding:16px 20px;
  background:var(--soft);border-left:4px solid var(--brand);border-radius:16px;font-size:14.5px;color:var(--muted);
}
.note-bar i{color:var(--brand);margin-top:4px}

/* ============ FAQ ============ */
.faq-search{
  display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-pill);padding:6px 8px 6px 18px;max-width:460px;margin-bottom:26px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,107,53,.12)}
.faq-search i{color:var(--muted)}
.faq-search input{flex:1;border:0;outline:none;background:transparent;font-size:15px;padding:8px 0;min-width:0}
.faq-search button{
  border:0;border-radius:var(--r-pill);background:var(--grad);color:#fff;font-weight:600;font-size:14px;
  padding:9px 20px;cursor:pointer;transition:filter .18s ease;
}
.faq-search button:hover{filter:brightness(1.06)}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:box-shadow .18s ease,border-color .18s ease;position:relative;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:4px;
  background:var(--grad);opacity:0;transition:opacity .18s ease;
}
.faq-item[open]{box-shadow:var(--sh-2);border-color:#F6D9CB}
.faq-item[open]::before{opacity:1}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  padding:20px 22px;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary .q-index{
  font-size:13px;font-weight:800;color:var(--brand);background:var(--soft);
  border-radius:10px;padding:4px 9px;flex-shrink:0;font-feature-settings:"tnum";
}
.faq-item summary .q-text{flex:1}
.faq-plus{
  width:26px;height:26px;border-radius:50%;background:var(--soft);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;
  transition:transform .22s ease,background .22s ease,color .22s ease;
}
.faq-item[open] .faq-plus{transform:rotate(90deg);background:var(--grad);color:#fff}
.faq-body{padding:0 22px 22px 66px;font-size:15px;line-height:1.95;color:var(--muted)}
.faq-body p+p{margin-top:10px}
.is-hidden{display:none !important}
.empty-state{
  border:1px dashed #E9CFC2;border-radius:20px;padding:34px 24px;text-align:center;color:var(--muted);
  background:#fff;font-size:14.5px;
}
.empty-state i{font-size:26px;color:var(--brand);display:block;margin-bottom:10px}

/* 粘性侧卡 */
.side-card{position:sticky;top:92px;display:flex;flex-direction:column;gap:18px}
.side-main{
  background:linear-gradient(150deg,var(--dark-1) 0%,var(--dark-2) 100%);
  border-radius:var(--r-lg);padding:26px 24px;color:#fff;box-shadow:var(--sh-2);
}
.side-main h3{color:#fff;font-size:1.1rem;margin-bottom:10px}
.side-main p{font-size:14px;color:rgba(255,255,255,.72);line-height:1.85}
.side-steps{margin:18px 0 20px;display:flex;flex-direction:column;gap:12px}
.side-steps li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.86);line-height:1.7}
.side-steps .dot{
  width:20px;height:20px;border-radius:50%;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);
  font-size:11px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:3px;
}
.side-main .btn-brand{width:100%}
.side-plain{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 22px;box-shadow:var(--sh-1);
}
.side-plain .label{font-size:12.5px;letter-spacing:.08em;color:var(--muted);font-weight:600;margin-bottom:12px}
.side-plain a{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14.5px;font-weight:500;padding:11px 0;border-bottom:1px dashed var(--line)}
.side-plain a:last-child{border-bottom:0}
.side-plain a:hover{color:var(--brand)}
.side-plain a i{font-size:12px;color:var(--muted)}

/* ============ 问题分布 ============ */
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;
  box-shadow:var(--sh-1);height:100%;display:flex;flex-direction:column;gap:12px;
  transition:transform .18s ease,box-shadow .18s ease;
}
.stat-card:nth-child(2){background:var(--soft);border-color:transparent}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.stat-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.stat-top i{
  width:40px;height:40px;border-radius:14px;background:#fff;color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);
}
.stat-card:nth-child(2) .stat-top i{background:#fff;border-color:#F6DCCF}
.stat-num{font-size:32px;font-weight:800;letter-spacing:-.03em;line-height:1;font-feature-settings:"tnum"}
.stat-card h3{font-size:1.05rem}
.stat-card p{font-size:14px;color:var(--muted);line-height:1.85}

/* ============ 相关分类卡 ============ */
.cat-card{
  background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;
  box-shadow:var(--sh-1);height:100%;display:flex;flex-direction:column;
  transition:transform .18s ease,box-shadow .18s ease;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.cat-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--soft)}
.cat-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease}
.cat-card:hover .cat-thumb img{transform:scale(1.06)}
.cat-thumb .badge-pill{position:absolute;top:12px;left:12px}
.cat-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.cat-body h3{font-size:1.05rem}
.cat-body p{font-size:14px;color:var(--muted);line-height:1.85}
.cat-body .link-arrow{margin-top:auto;font-size:14px}

/* ============ CTA 条 ============ */
.cta-bar{
  background:linear-gradient(120deg,#FF6B35 0%,#FF2D6F 100%);
  border-radius:var(--r-xl);padding:34px 38px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  box-shadow:var(--sh-3);
}
.cta-bar h2{color:#fff;font-size:clamp(1.3rem,2vw,1.7rem)}
.cta-bar p{color:rgba(255,255,255,.86);font-size:14.5px;margin-top:8px;max-width:560px}
.cta-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.cta-bar .link-arrow{color:#fff;text-decoration:underline;text-underline-offset:4px}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;background:linear-gradient(140deg,var(--dark-1) 0%,var(--dark-2) 100%);
  color:rgba(255,255,255,.72);padding:64px 0 26px;margin-top:clamp(56px,7vw,104px);
}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-text b{color:#fff}
.footer-brand .brand-text span{color:rgba(255,255,255,.6)}
.footer-desc{font-size:14px;line-height:1.9;max-width:340px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{
  width:38px;height:38px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
  display:inline-flex;align-items:center;justify-content:center;color:rgba(255,255,255,.8);
  transition:background .18s ease,border-color .18s ease,color .18s ease;
}
.footer-social a:hover{background:var(--grad);border-color:transparent;color:#fff}
.footer-title{font-size:13px;letter-spacing:.14em;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-links a:hover{color:#fff}
.footer-info p{font-size:14px;line-height:1.9;margin-bottom:8px;color:rgba(255,255,255,.66)}
.footer-info strong{color:#fff;font-weight:600}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  text-align:center;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.8)}
.footer-bottom a:hover{color:#fff}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .command-search{width:210px}
  .main-nav{gap:20px}
}
@media (max-width:991.98px){
  .main-nav,.command-search,.nav-right .icon-btn{display:none}
  .menu-toggle{display:inline-flex}
  .step-grid{grid-template-columns:1fr 1fr}
  .page-hero{min-height:auto;padding:36px 0 60px}
  .side-card{position:static;margin-top:26px}
  .cta-bar{padding:28px 24px}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px}
  body{font-size:16px;line-height:1.9}
  .step-grid{grid-template-columns:1fr}
  .hero-stat{padding:10px 14px}
  .hero-stat b{font-size:19px}
  .faq-item summary{padding:17px 16px;font-size:15px;gap:10px}
  .faq-body{padding:0 16px 20px 16px}
  .faq-item summary .q-index{padding:3px 7px;font-size:12px}
  .cta-bar{border-radius:24px}
  .cta-actions{width:100%}
  .cta-actions .btn-brand,.cta-actions .btn-ghost{width:100%;justify-content:center}
}
@media (max-width:479.98px){
  .hero-badges{gap:8px}
  .hero-stat:nth-child(3){display:none}
  .hero-sub{font-size:15.5px}
  .brand-text span{display:none}
}