/* roulang page: index */
:root{
  --c-primary:#E24B5F;
  --c-primary-dark:#C93B50;
  --c-amber:#F2A73B;
  --c-teal:#2E9E8F;
  --c-ink:#14100F;
  --c-ink-2:#1E1815;
  --c-cream:#FAF6F2;
  --c-cream-2:#F3EBE3;
  --c-white:#FFFFFF;
  --c-text:#1D1715;
  --c-sub:#6B5F5A;
  --c-light-text:#F5EFE9;
  --c-line:#EBE1D8;
  --c-line-dark:rgba(255,255,255,.12);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:20px;
  --sh-card:0 8px 24px rgba(29,23,21,.06);
  --sh-card-hover:0 14px 32px rgba(29,23,21,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-cream);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:12px}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-amber);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--mist{background:var(--c-cream-2)}
.section--dark{background:var(--c-ink);color:var(--c-light-text)}
.section--dark h2,.section--dark h3{color:#fff}
.section-head{max-width:760px;margin-bottom:44px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(226,75,95,.1);color:var(--c-primary);
  font-size:13px;font-weight:600;letter-spacing:.02em;margin-bottom:16px;
}
.section--dark .eyebrow{background:rgba(242,167,59,.14);color:var(--c-amber)}
.h1{font-size:clamp(30px,4.4vw,56px);font-weight:800;line-height:1.18;letter-spacing:-.01em}
.h2{font-size:clamp(24px,2.8vw,36px);font-weight:700;line-height:1.3;letter-spacing:-.005em}
.h3{font-size:21px;font-weight:600;line-height:1.45}
.lead{font-size:17px;color:var(--c-sub);line-height:1.8}
.section--dark .lead{color:rgba(245,239,233,.72)}
.small{font-size:13px;color:var(--c-sub)}
.section--dark .small{color:rgba(245,239,233,.6)}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,246,242,.86);
  backdrop-filter:saturate(160%) blur(10px);
  -webkit-backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 18px rgba(29,23,21,.06)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.01em;color:var(--c-ink)}
.logo:hover{color:var(--c-ink)}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(135deg,var(--c-primary),#F0748A);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(226,75,95,.28);
}
.logo-mark svg{width:19px;height:19px;fill:#fff}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text small{font-size:11px;font-weight:500;color:var(--c-sub);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  position:relative;padding:9px 14px;border-radius:var(--r-sm);
  font-size:15px;font-weight:500;color:#3B322E;
}
.nav-links a:hover{color:var(--c-primary);background:rgba(226,75,95,.07)}
.nav-links a.is-active{color:var(--c-primary);font-weight:600}
.nav-links a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:2px;background:var(--c-primary);
}
.nav-right{display:flex;align-items:center;gap:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .18s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
  border:1.5px solid transparent;white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 18px rgba(226,75,95,.24)}
.btn--primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(226,75,95,.3)}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn--ghost:hover{background:rgba(226,75,95,.08);color:var(--c-primary-dark)}
.btn--light{background:var(--c-cream);color:var(--c-ink)}
.btn--light:hover{background:#fff;color:var(--c-ink);transform:translateY(-1px)}
.btn--outline-light{border-color:rgba(255,255,255,.42);color:#fff}
.btn--outline-light:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}
.btn--sm{padding:11px 20px;font-size:14px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{
  position:fixed;inset:0;z-index:90;display:none;
  background:rgba(20,16,15,.55);backdrop-filter:blur(2px);
}
.drawer.is-open{display:block}
.drawer-panel{
  position:absolute;top:0;left:0;right:0;background:var(--c-cream);
  padding:20px 20px 28px;border-radius:0 0 20px 20px;
  animation:slideDown .26s ease;
}
@keyframes slideDown{from{transform:translateY(-14px);opacity:0}to{transform:translateY(0);opacity:1}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--c-line);background:#fff;font-size:20px;color:var(--c-sub)}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{padding:14px 12px;border-radius:12px;font-size:16px;font-weight:500;border-bottom:1px solid var(--c-line)}
.drawer-nav a:last-child{border-bottom:none}
.drawer-nav a:hover{background:rgba(226,75,95,.07);color:var(--c-primary)}
.drawer .btn{width:100%;margin-top:16px}

/* 移动底部 Tab */
.mobile-tab{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.96);backdrop-filter:blur(10px);
  border-top:1px solid var(--c-line);
  padding:8px 6px calc(8px + env(safe-area-inset-bottom));
}
.mobile-tab-inner{display:flex;align-items:center;justify-content:space-around}
.mobile-tab a{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  font-size:12px;color:#9A8E88;padding:4px 8px;border-radius:10px;min-width:60px;
}
.mobile-tab a svg{width:20px;height:20px;fill:currentColor}
.mobile-tab a.is-active{color:var(--c-primary);font-weight:600}

/* Hero */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#FFF9F5 0%,var(--c-cream) 68%);
  padding:64px 0 84px;
}
.hero::before{
  content:"";position:absolute;top:-220px;right:-160px;width:620px;height:620px;
  background:radial-gradient(circle,rgba(226,75,95,.18) 0%,rgba(226,75,95,0) 68%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
.hero h1{margin-bottom:18px}
.hero-sub{font-size:18px;color:#3E3631;font-weight:500;margin-bottom:14px;line-height:1.7}
.hero-desc{font-size:16px;color:var(--c-sub);line-height:1.85;margin-bottom:26px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:22px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;
  background:rgba(242,167,59,.13);color:#B57213;
  font-size:13px;font-weight:600;
}
.chip--teal{background:rgba(46,158,143,.12);color:#1F7A6E}
.chip--primary{background:rgba(226,75,95,.1);color:var(--c-primary)}
.hero-visual{position:relative}
.hero-photo{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:0 20px 48px rgba(29,23,21,.16);
  aspect-ratio:4/3;background:#E8DDD4;
}
.hero-photo img{width:100%;height:100%;object-fit:cover;border-radius:0}
.hero-photo::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,16,15,0) 46%,rgba(20,16,15,.42) 100%);
}
.hero-photo-tag{
  position:absolute;left:16px;top:16px;z-index:2;
  padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.92);
  font-size:12px;font-weight:700;color:var(--c-primary);letter-spacing:.04em;
}
.ticket{
  position:relative;margin:-40px 18px 0;z-index:3;
  background:#fff;border-radius:var(--r-md);padding:18px 20px;
  box-shadow:0 16px 34px rgba(29,23,21,.14);
  border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.ticket::before,.ticket::after{
  content:"";position:absolute;top:50%;transform:translateY(-50%);
  width:18px;height:18px;border-radius:50%;background:var(--c-cream);
  border:1px solid var(--c-line);
}
.ticket::before{left:-10px;clip-path:inset(0 50% 0 0)}
.ticket::after{right:-10px;clip-path:inset(0 0 0 50%)}
.ticket-main{display:flex;flex-direction:column;gap:2px}
.ticket-main strong{font-size:15px;font-weight:700;color:var(--c-ink)}
.ticket-main span{font-size:12px;color:var(--c-sub);letter-spacing:.03em}
.ticket-dash{
  flex:1;border-top:1.5px dashed var(--c-line);height:0;margin:0 4px;position:relative;
}
.ticket-side{text-align:right}
.ticket-side b{display:block;font-size:19px;font-weight:800;color:var(--c-primary);line-height:1.2}
.ticket-side em{font-style:normal;font-size:11px;color:var(--c-sub);letter-spacing:.08em}

/* 通用卡片 */
.card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-card);padding:26px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover);border-color:#DED0C4}
.card h3{margin-bottom:10px}
.card p{font-size:15px;color:var(--c-sub);line-height:1.75}
.num-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:12px;margin-bottom:16px;
  background:rgba(226,75,95,.1);color:var(--c-primary);
  font-weight:800;font-size:17px;letter-spacing:.02em;
}
.icon-tile{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:12px;margin-bottom:16px;
  background:rgba(242,167,59,.15);color:#B57213;
}
.icon-tile svg{width:22px;height:22px;fill:currentColor}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}

/* 痛点 */
.pain-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-card);position:relative;overflow:hidden;
}
.pain-card span.pain-num{
  font-size:34px;font-weight:800;color:var(--c-primary);line-height:1;
  display:block;margin-bottom:12px;letter-spacing:-.02em;
}
.pain-card h3{font-size:18px;margin-bottom:8px}

/* 解决方案 */
.solution-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.solution-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-card);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.solution-card:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover)}
.solution-card .thumb{aspect-ratio:16/9;overflow:hidden;background:#E8DDD4}
.solution-card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0}
.solution-card .body{padding:24px}
.solution-card .body p{font-size:15px;color:var(--c-sub)}
.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px}
.mini-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease;
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover)}
.mini-card h3{font-size:17px;margin-bottom:8px}

/* 步骤 */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;
}
.steps::before{
  content:"";position:absolute;top:26px;left:8%;right:8%;height:0;
  border-top:2px dashed #DCCCC0;z-index:0;
}
.step{position:relative;z-index:1;background:var(--c-cream);padding-right:8px}
.step-dot{
  width:52px;height:52px;border-radius:50%;background:#fff;
  border:2px solid var(--c-primary);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;margin-bottom:16px;
  box-shadow:0 6px 16px rgba(226,75,95,.16);
}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14px;color:var(--c-sub);line-height:1.7}

/* 数据 */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-top:8px}
.stat b{display:block;font-size:clamp(34px,4vw,52px);font-weight:800;color:var(--c-primary);line-height:1.05;letter-spacing:-.02em}
.stat span{display:block;margin-top:10px;font-size:14px;color:rgba(245,239,233,.72)}
.stat small{display:block;margin-top:4px;font-size:12px;color:rgba(245,239,233,.45)}
.film-strip{
  height:10px;border-radius:999px;
  background-image:radial-gradient(circle,rgba(255,255,255,.22) 2px,transparent 2px);
  background-size:16px 10px;background-position:center;
  margin:40px 0 0;
}

/* 证言 */
.quote-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--sh-card);position:relative;
}
.quote-card::before{
  content:"“";position:absolute;top:6px;right:20px;
  font-size:64px;line-height:1;color:rgba(226,75,95,.14);font-family:Georgia,serif;
}
.quote-card p{font-size:15px;color:#3B322E;line-height:1.8;margin-bottom:18px}
.quote-foot{display:flex;align-items:center;gap:12px;border-top:1px dashed var(--c-line);padding-top:14px}
.avatar{
  width:42px;height:42px;border-radius:50%;flex:none;
  background:linear-gradient(135deg,#F0748A,#F2A73B);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:700;font-size:15px;
}
.quote-foot strong{display:block;font-size:14px;color:var(--c-ink)}
.quote-foot span{font-size:12px;color:var(--c-sub)}
.stars{margin-left:auto;color:var(--c-amber);font-size:13px;letter-spacing:2px}

/* 人群 */
.person-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--sh-card);position:relative;overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease;
}
.person-card:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover)}
.person-card .corner{
  position:absolute;top:0;right:0;padding:5px 12px;
  background:rgba(226,75,95,.1);color:var(--c-primary);
  font-size:12px;font-weight:600;border-radius:0 var(--r-md) 0 12px;
}

/* 分类入口 */
.channel-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-card);height:100%;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.channel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-card-hover);border-color:rgba(226,75,95,.4)}
.channel-card .ch-tag{
  display:inline-flex;width:fit-content;padding:5px 12px;border-radius:999px;
  background:rgba(46,158,143,.12);color:#1F7A6E;font-size:12px;font-weight:600;margin-bottom:14px;
}
.channel-card h3{font-size:19px;margin-bottom:10px}
.channel-card p{font-size:14px;color:var(--c-sub);margin-bottom:18px}
.channel-link{margin-top:auto;font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.channel-card:hover .channel-link{color:var(--c-primary-dark)}

/* 资讯 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover)}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:#E8DDD4}
.news-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-meta{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-size:12px;color:var(--c-sub)}
.news-meta .tag{background:rgba(242,167,59,.15);color:#B57213;padding:3px 9px;border-radius:999px;font-weight:600}
.news-body h3{font-size:17px;line-height:1.5;margin-bottom:8px;font-weight:700}
.news-body p{font-size:14px;color:var(--c-sub);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-more{display:flex;justify-content:center;margin-top:36px}
.empty-state{
  text-align:center;padding:48px 20px;background:#fff;border:1px dashed var(--c-line);
  border-radius:var(--r-md);color:var(--c-sub);
}
.empty-state strong{display:block;font-size:16px;color:var(--c-ink);margin-bottom:8px}

/* 指标条 */
.metric-bar{
  display:grid;grid-template-columns:repeat(5,1fr);gap:0;
  background:var(--c-cream-2);border-radius:var(--r-md);overflow:hidden;
  border:1px solid #E7DACF;
}
.metric-item{padding:24px 20px;border-right:1px solid #E7DACF}
.metric-item:last-child{border-right:none}
.metric-item b{display:block;font-size:26px;font-weight:800;color:var(--c-ink);line-height:1.2}
.metric-item span{display:block;font-size:13px;color:var(--c-sub);margin-top:4px}
.spark{display:flex;align-items:flex-end;gap:3px;height:22px;margin-top:10px}
.spark i{display:block;width:5px;background:rgba(226,75,95,.35);border-radius:2px}
.spark i:last-child{background:var(--c-primary)}

/* 场景 */
.scene-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  min-height:250px;display:flex;align-items:flex-end;
  box-shadow:var(--sh-card);border:1px solid var(--c-line);
}
.scene-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:0}
.scene-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,16,15,.05) 30%,rgba(20,16,15,.82) 100%);
}
.scene-body{position:relative;z-index:2;padding:24px;color:#fff}
.scene-body h3{color:#fff;font-size:19px;margin-bottom:8px}
.scene-body p{font-size:14px;color:rgba(255,255,255,.82);line-height:1.65;margin-bottom:12px}
.scene-body .scene-link{font-size:13px;font-weight:600;color:var(--c-amber);display:inline-flex;align-items:center;gap:6px}
.scene-card:hover .scene-link{color:#fff}

/* 安全 */
.safety-list{display:flex;flex-direction:column;gap:16px}
.safety-item{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--c-line);border-radius:14px;padding:18px 20px;box-shadow:var(--sh-card)}
.safety-check{
  width:26px;height:26px;border-radius:50%;flex:none;margin-top:2px;
  background:rgba(46,158,143,.14);color:var(--c-teal);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
}
.safety-item strong{display:block;font-size:16px;margin-bottom:4px}
.safety-item p{font-size:14px;color:var(--c-sub);line-height:1.7}
.badge-panel{
  background:var(--c-ink);border-radius:var(--r-lg);padding:30px;color:var(--c-light-text);
  display:flex;flex-direction:column;gap:18px;
}
.badge-panel h3{color:#fff;font-size:18px}
.badge-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.badge-item{
  border:1px solid var(--c-line-dark);border-radius:12px;padding:14px;
  display:flex;flex-direction:column;gap:4px;background:rgba(255,255,255,.03);
}
.badge-item b{font-size:15px;color:#fff}
.badge-item span{font-size:12px;color:rgba(245,239,233,.6)}
.badge-panel .fine{font-size:12px;color:rgba(245,239,233,.5);line-height:1.7}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto}
.faq details{
  background:#fff;border:1px solid var(--c-line);border-radius:14px;
  padding:0 22px;box-shadow:var(--sh-card);transition:border-color .2s ease;
}
.faq details[open]{border-color:rgba(226,75,95,.4)}
.faq summary{
  list-style:none;cursor:pointer;padding:20px 0;
  font-size:16px;font-weight:600;color:var(--c-ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-size:20px;font-weight:400;color:var(--c-primary);flex:none;
  transition:transform .2s ease;
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq summary:hover{color:var(--c-primary)}
.faq p{font-size:15px;color:var(--c-sub);line-height:1.8;padding:0 0 22px}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;background:var(--c-ink);color:var(--c-light-text);
  padding:76px 0;
}
.cta-band::before{
  content:"";position:absolute;left:50%;top:-160px;transform:translateX(-50%);
  width:760px;height:420px;
  background:radial-gradient(ellipse at center,rgba(226,75,95,.3) 0%,rgba(226,75,95,0) 70%);
  pointer-events:none;
}
.cta-inner{position:relative;text-align:center;max-width:720px;margin:0 auto}
.cta-inner h2{color:#fff;margin-bottom:16px}
.cta-inner p{font-size:16px;color:rgba(245,239,233,.75);margin-bottom:28px;line-height:1.8}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.cta-note{margin-top:16px;font-size:12px;color:rgba(245,239,233,.5)}

/* 页脚 */
.site-footer{background:var(--c-ink-2);color:rgba(245,239,233,.72);padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.site-footer .logo{color:#fff}
.site-footer .logo-text small{color:rgba(245,239,233,.5)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(245,239,233,.6);margin-top:16px;max-width:300px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(245,239,233,.66)}
.footer-col a:hover{color:var(--c-primary)}
.footer-col p{font-size:13px;line-height:1.9;color:rgba(245,239,233,.55)}
.footer-bottom{
  border-top:1px solid var(--c-line-dark);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:10px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(245,239,233,.45);
}
.footer-bottom .dot{margin:0 8px;opacity:.4}

/* 响应式 */
@media (max-width:1023px){
  .nav-links,.nav-right .btn{display:none}
  .nav-toggle{display:flex}
  .mobile-tab{display:block}
  body{padding-bottom:74px}
  .hero{padding:44px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-desc{max-width:none}
  .section{padding:64px 0}
  .split{grid-template-columns:1fr;gap:32px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px}
  .steps::before{display:none}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:26px}
  .metric-bar{grid-template-columns:repeat(2,1fr)}
  .metric-item{border-right:none;border-bottom:1px solid #E7DACF}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .mini-grid{grid-template-columns:1fr}
}
@media (max-width:767px){
  .grid-2,.grid-3,.solution-grid,.news-grid{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr}
  .metric-bar{grid-template-columns:1fr}
  .badge-grid{grid-template-columns:1fr}
  .ticket{flex-direction:column;align-items:flex-start;margin:-32px 12px 0;gap:10px}
  .ticket-dash{display:none}
  .ticket-side{text-align:left}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .section-head{margin-bottom:32px}
}
@media (max-width:519px){
  .container{padding:0 16px}
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
  .steps{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr}
}

/* roulang page: category1 */
:root{
  --c-primary:#E24B5F;
  --c-primary-dark:#C93B50;
  --c-amber:#F2A73B;
  --c-teal:#2E9E8F;
  --c-ink:#14100F;
  --c-ink-2:#1E1815;
  --c-cream:#FAF6F2;
  --c-cream-2:#F3EBE3;
  --c-white:#FFFFFF;
  --c-text:#1D1715;
  --c-sub:#6B5F5A;
  --c-light-text:#F5EFE9;
  --c-line:#EBE1D8;
  --c-line-dark:rgba(255,255,255,.12);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:20px;
  --sh-card:0 8px 24px rgba(29,23,21,.06);
  --sh-card-hover:0 14px 32px rgba(29,23,21,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.site-body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.75;color:var(--c-text);
  background:var(--c-cream);-webkit-font-smoothing:antialiased;
}
body.site-body img{max-width:100%;display:block;border-radius:12px}
body.site-body a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease}
body.site-body a:hover{color:var(--c-primary)}
body.site-body button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
body.site-body h1,body.site-body h2,body.site-body h3,body.site-body h4,body.site-body p,body.site-body ul,body.site-body ol,body.site-body dl,body.site-body dd{margin:0}
body.site-body ul,body.site-body ol{padding:0;list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--mist{background:var(--c-cream-2)}
.section--dark{background:var(--c-ink);color:var(--c-light-text)}
.section-head{max-width:780px;margin-bottom:42px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.25;letter-spacing:-.01em;margin:0 0 12px;color:var(--c-ink)}
.section--dark .section-head h2{color:#fff}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(226,75,95,.1);color:var(--c-primary);font-size:13px;font-weight:600;margin-bottom:16px}
.section--dark .eyebrow{background:rgba(242,167,59,.14);color:var(--c-amber)}
.lead{font-size:16px;color:var(--c-sub);line-height:1.8}
.section--dark .lead{color:rgba(245,239,233,.72)}
.muted{color:var(--c-sub);font-size:13px}
/* ===== 导航 ===== */
.site-header{position:sticky;top:0;z-index:60;background:rgba(250,246,242,.86);backdrop-filter:saturate(160%) blur(10px);-webkit-backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid transparent;transition:border-color .25s ease,box-shadow .25s ease,background .25s ease}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 18px rgba(29,23,21,.06)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.01em;color:var(--c-ink)}
.logo:hover{color:var(--c-ink)}
.logo-mark{width:34px;height:34px;border-radius:10px;flex:none;background:linear-gradient(135deg,var(--c-primary),#F0748A);display:flex;align-items:center;justify-content:center;box-shadow:0 6px 14px rgba(226,75,95,.28)}
.logo-mark svg{width:19px;height:19px;fill:#fff}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text small{font-size:11px;font-weight:500;color:var(--c-sub);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{position:relative;padding:9px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:500;color:#3B322E}
.nav-links a:hover{color:var(--c-primary);background:rgba(226,75,95,.07)}
.nav-links a.is-active{color:var(--c-primary);font-weight:600}
.nav-links a.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--c-primary)}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{position:fixed;inset:0;z-index:90;display:none;background:rgba(20,16,15,.55)}
.drawer.is-open{display:block}
.drawer-panel{position:absolute;top:0;left:0;right:0;background:var(--c-cream);padding:20px 20px 28px;border-radius:0 0 20px 20px;animation:slideDown .26s ease}
@keyframes slideDown{from{transform:translateY(-14px);opacity:.4}to{transform:translateY(0);opacity:1}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--c-line);background:#fff;font-size:20px;color:var(--c-sub)}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{padding:14px 12px;border-radius:12px;font-size:16px;font-weight:500;border-bottom:1px solid var(--c-line)}
.drawer-nav a:last-child{border-bottom:none}
.drawer-nav a:hover{background:rgba(226,75,95,.07);color:var(--c-primary)}
.drawer .btn{width:100%;margin-top:16px}
/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:var(--r-sm);font-size:15px;font-weight:600;line-height:1;border:1.5px solid transparent;white-space:nowrap;transition:transform .18s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 18px rgba(226,75,95,.24)}
.btn--primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(226,75,95,.3)}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn--ghost:hover{background:rgba(226,75,95,.08);color:var(--c-primary-dark);transform:translateY(-1px)}
.btn--light{background:var(--c-cream);color:var(--c-ink)}
.btn--light:hover{background:#fff;color:var(--c-ink);transform:translateY(-1px)}
.btn--sm{padding:11px 20px;font-size:14px}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--c-amber);outline-offset:3px}
/* ===== 分类页头 ===== */
.cat-hero{position:relative;overflow:hidden;background:var(--c-ink);color:var(--c-light-text);padding:44px 0 60px}
.cat-hero::before{content:"";position:absolute;width:720px;height:720px;right:-200px;top:-280px;border-radius:50%;background:radial-gradient(circle,rgba(226,75,95,.24),transparent 66%);pointer-events:none}
.cat-hero .container{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:rgba(245,239,233,.6);margin-bottom:26px}
.breadcrumb a{color:rgba(245,239,233,.8)}
.breadcrumb a:hover{color:var(--c-amber)}
.cat-hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:start}
.cat-hero-copy h1{font-size:clamp(28px,3.6vw,42px);font-weight:800;line-height:1.2;letter-spacing:-.01em;color:#fff;margin:0 0 16px}
.cat-hero-copy .lead{color:rgba(245,239,233,.76);max-width:620px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:7px 15px;border-radius:999px;font-size:13px;font-weight:600;line-height:1.2}
.chip--amber{background:rgba(242,167,59,.13);color:var(--c-amber);border:1px solid rgba(242,167,59,.3)}
.chip--line{border:1px solid var(--c-line);color:var(--c-sub);background:#fff}
.chip--teal{background:rgba(46,158,143,.1);color:#1F7D71;border:1px solid rgba(46,158,143,.26)}
.cat-board{background:var(--c-ink-2);border:1px solid var(--c-line-dark);border-radius:var(--r-md);padding:22px 24px;position:relative}
.cat-board .board-head{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:rgba(245,239,233,.58);padding-bottom:12px;border-bottom:1px dashed var(--c-line-dark)}
.board-row{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px dashed var(--c-line-dark)}
.board-row:last-child{border-bottom:none;padding-bottom:2px}
.board-row .k{font-size:14px;color:rgba(245,239,233,.74)}
.board-row .v{font-size:22px;font-weight:800;color:var(--c-amber);line-height:1.1}
.board-note{margin-top:14px;font-size:12px;color:rgba(245,239,233,.44)}
/* ===== 话题速览 ===== */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.topic-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-card);transition:transform .2s ease,box-shadow .2s ease}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover)}
.topic-card h3{font-size:17px;font-weight:700;color:var(--c-ink);margin:0 0 8px}
.topic-card p{font-size:14px;color:var(--c-sub);line-height:1.75;margin-bottom:14px}
/* ===== 邀约列表 ===== */
.feed-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.feed-item{display:flex;gap:18px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:16px;box-shadow:var(--sh-card);transition:transform .2s ease,box-shadow .2s ease}
.feed-item:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover)}
.feed-thumb{flex:0 0 40%;max-width:232px;aspect-ratio:16/10;overflow:hidden;border-radius:12px;background:var(--c-cream-2)}
.feed-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .35s ease}
.feed-item:hover .feed-thumb img{transform:scale(1.03)}
.feed-body{flex:1;min-width:0}
.feed-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:8px}
.feed-body h3{font-size:17px;font-weight:700;line-height:1.4;color:var(--c-ink);margin:0 0 8px}
.feed-body p{font-size:14px;line-height:1.7;color:var(--c-sub);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-block;padding:3px 10px;border-radius:999px;background:var(--c-cream-2);color:var(--c-sub);font-size:12px}
.list-more{display:flex;justify-content:center;margin-top:40px}
/* ===== 精选推荐 ===== */
.pick-top{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-bottom:24px}
.pick-main{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-card);transition:transform .2s ease,box-shadow .2s ease}
.pick-main:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover)}
.pick-main .pick-img{aspect-ratio:16/9;overflow:hidden;background:var(--c-cream-2)}
.pick-main .pick-img img{width:100%;height:100%;object-fit:cover;border-radius:0}
.pick-main .pick-body{padding:22px 24px 26px}
.pick-main h3{font-size:20px;font-weight:700;color:var(--c-ink);margin:10px 0 10px;line-height:1.35}
.pick-main p{font-size:14px;color:var(--c-sub);line-height:1.75}
.pick-bottom{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pick-side{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-card);transition:transform .2s ease,box-shadow .2s ease}
.pick-side:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover)}
.pick-side h4{font-size:16px;font-weight:700;color:var(--c-ink);margin:0 0 8px;line-height:1.4}
.pick-side p{font-size:14px;color:var(--c-sub);line-height:1.7;margin-bottom:12px}
/* ===== 步骤 ===== */
.step-list{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step-item{position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:26px 22px 22px;box-shadow:var(--sh-card)}
.step-item .step-no{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:rgba(226,75,95,.1);color:var(--c-primary);font-weight:800;font-size:15px;margin-bottom:14px}
.step-item h3{font-size:16px;font-weight:700;color:var(--c-ink);margin:0 0 8px}
.step-item p{font-size:14px;color:var(--c-sub);line-height:1.7}
/* ===== 数据条 ===== */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);background:var(--c-cream-2);border-top:2px solid var(--c-line);border-radius:var(--r-md);overflow:hidden}
.stat-item{padding:28px 24px;border-right:1px solid var(--c-line)}
.stat-item:last-child{border-right:none}
.stat-item .num{font-size:clamp(28px,3vw,40px);font-weight:800;line-height:1.1;color:var(--c-primary)}
.stat-item .lab{margin-top:8px;font-size:14px;color:var(--c-sub)}
/* ===== FAQ ===== */
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:0 22px;margin-bottom:12px;box-shadow:var(--sh-card)}
.faq-item summary{list-style:none;cursor:pointer;padding:19px 0;font-size:16px;font-weight:600;color:var(--c-ink);display:flex;align-items:flex-start;justify-content:space-between;gap:18px;transition:color .2s ease}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--c-primary)}
.faq-item summary::after{content:"+";color:var(--c-primary);font-size:20px;font-weight:700;line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-item p{font-size:15px;color:var(--c-sub);line-height:1.8;padding:0 0 22px;max-width:900px}
/* ===== 收尾 CTA ===== */
.cta-band{position:relative;overflow:hidden;background:var(--c-ink);color:var(--c-light-text);border-radius:var(--r-lg);padding:40px 44px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.cta-band::before{content:"";position:absolute;width:520px;height:520px;left:-140px;bottom:-300px;border-radius:50%;background:radial-gradient(circle,rgba(226,75,95,.24),transparent 65%);pointer-events:none}
.cta-band>div{position:relative;z-index:1}
.cta-band h2{font-size:clamp(21px,2.4vw,28px);font-weight:800;color:#fff;margin:0 0 8px;line-height:1.3}
.cta-band p{font-size:14px;color:rgba(245,239,233,.7)}
/* ===== 票根与齿孔 ===== */
.sprocket{height:10px;background-image:radial-gradient(circle,rgba(226,75,95,.32) 2px,transparent 2px);background-size:16px 10px;background-repeat:repeat-x;background-position:center;margin:0}
.ticket-cut{position:relative}
.ticket-cut::before,.ticket-cut::after{content:"";position:absolute;top:50%;width:18px;height:18px;border-radius:50%;background:var(--c-cream-2);transform:translateY(-50%)}
.ticket-cut::before{left:-10px}
.ticket-cut::after{right:-10px}
/* ===== 页脚 ===== */
.site-footer{background:var(--c-ink);color:rgba(245,239,233,.72);padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px;border-bottom:1px solid var(--c-line-dark)}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand .logo-text small{color:rgba(245,239,233,.52)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(245,239,233,.62);max-width:380px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(245,239,233,.66)}
.footer-col a:hover{color:var(--c-primary)}
.footer-col p{font-size:13px;line-height:1.8;color:rgba(245,239,233,.5)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:22px;font-size:13px;color:rgba(245,239,233,.46)}
.footer-bottom .dot{margin:0 8px;color:rgba(245,239,233,.28)}
/* ===== 移动底部 Tab ===== */
.mobile-tab{display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);border-top:1px solid var(--c-line);padding:8px 6px calc(8px + env(safe-area-inset-bottom))}
.mobile-tab-inner{display:flex;align-items:center;justify-content:space-around}
.mobile-tab a{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:12px;color:#9A8E88;padding:4px 10px;border-radius:10px;transition:color .2s ease}
.mobile-tab a svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.mobile-tab a.is-active{color:var(--c-primary)}
.mobile-tab a:hover{color:var(--c-primary)}
/* ===== 响应式 ===== */
@media (max-width:1024px){
  .cat-hero-grid{grid-template-columns:1fr;gap:32px}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .step-list{grid-template-columns:repeat(2,1fr)}
  .pick-bottom{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:960px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-right .btn--sm{display:none}
  .mobile-tab{display:block}
  body.site-body{padding-bottom:76px}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .section--tight{padding:48px 0}
  .feed-grid{grid-template-columns:1fr}
  .pick-top{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(2n){border-right:none}
  .stat-item:nth-child(-n+2){border-bottom:1px solid var(--c-line)}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:560px){
  .topic-grid,.step-list,.pick-bottom{grid-template-columns:1fr}
  .feed-item{flex-direction:column}
  .feed-thumb{flex:none;width:100%;max-width:none}
  .footer-grid{grid-template-columns:1fr}
  .cat-hero{padding:32px 0 44px}
  .stat-strip{grid-template-columns:1fr}
  .stat-item{border-right:none;border-bottom:1px solid var(--c-line)}
  .stat-item:last-child{border-bottom:none}
}

/* roulang page: article */
:root{
  --c-primary:#E24B5F;
  --c-primary-dark:#C93B50;
  --c-amber:#F2A73B;
  --c-teal:#2E9E8F;
  --c-ink:#14100F;
  --c-ink-2:#1E1815;
  --c-cream:#FAF6F2;
  --c-cream-2:#F3EBE3;
  --c-white:#FFFFFF;
  --c-text:#1D1715;
  --c-sub:#6B5F5A;
  --c-light-text:#F5EFE9;
  --c-line:#EBE1D8;
  --c-line-dark:rgba(255,255,255,.12);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:20px;
  --sh-card:0 8px 24px rgba(29,23,21,.06);
  --sh-card-hover:0 14px 32px rgba(29,23,21,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-cream);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body h1,body h2,body h3,body h4{font-weight:800;line-height:1.25;letter-spacing:-.01em;color:var(--c-ink);margin:0}
p{margin:0}
img{max-width:100%;display:block;border-radius:12px}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
:focus-visible{outline:2px solid var(--c-amber);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--mist{background:var(--c-cream-2)}
.section--dark{background:var(--c-ink);color:var(--c-light-text)}
.section--dark h2,.section--dark h3{color:#fff}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,3vw,32px);font-weight:800;line-height:1.3}
.section-head .lead{margin-top:12px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(226,75,95,.1);color:var(--c-primary);
  font-size:13px;font-weight:600;letter-spacing:.02em;margin-bottom:14px;
}
.section--dark .eyebrow{background:rgba(242,167,59,.14);color:var(--c-amber)}
.lead{font-size:16.5px;color:var(--c-sub);line-height:1.8}
.section--dark .lead{color:rgba(245,239,233,.72)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,246,242,.86);
  backdrop-filter:saturate(160%) blur(10px);
  -webkit-backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 18px rgba(29,23,21,.06)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.01em;color:var(--c-ink)}
.logo:hover{color:var(--c-ink)}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(135deg,var(--c-primary),#F0748A);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(226,75,95,.28);
}
.logo-mark svg{width:19px;height:19px;fill:#fff}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text small{font-size:11px;font-weight:500;color:var(--c-sub);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{position:relative;padding:9px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:500;color:#3B322E}
.nav-links a:hover{color:var(--c-primary);background:rgba(226,75,95,.07)}
.nav-links a.is-active{color:var(--c-primary);font-weight:600}
.nav-links a.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--c-primary)}
.nav-right{display:flex;align-items:center;gap:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .18s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
  border:1.5px solid transparent;white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 18px rgba(226,75,95,.24)}
.btn--primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(226,75,95,.3)}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn--ghost:hover{background:rgba(226,75,95,.08);color:var(--c-primary-dark)}
.btn--light{background:var(--c-cream);color:var(--c-ink)}
.btn--light:hover{background:#fff;color:var(--c-ink);transform:translateY(-1px)}
.btn--outline-light{border-color:rgba(255,255,255,.42);color:#fff}
.btn--outline-light:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}
.btn--sm{padding:11px 20px;font-size:14px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:90;display:none;background:rgba(20,16,15,.55);backdrop-filter:blur(2px)}
.drawer.is-open{display:block}
.drawer-panel{position:absolute;top:0;left:0;right:0;background:var(--c-cream);padding:20px 20px 28px;border-radius:0 0 20px 20px;animation:slideDown .26s ease}
@keyframes slideDown{from{transform:translateY(-14px);opacity:.4}to{transform:none;opacity:1}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--c-line);background:#fff;font-size:20px;color:var(--c-sub);line-height:1}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{padding:14px 12px;border-radius:12px;font-size:16px;font-weight:500;border-bottom:1px solid var(--c-line)}
.drawer-nav a:last-child{border-bottom:none}
.drawer-nav a:hover{background:rgba(226,75,95,.07);color:var(--c-primary)}
.drawer .btn{width:100%;margin-top:16px}

/* ---------- 移动底部 Tab ---------- */
.mobile-tab{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.96);backdrop-filter:blur(10px);
  border-top:1px solid var(--c-line);
  padding:8px 6px calc(8px + env(safe-area-inset-bottom));
}
.mobile-tab-inner{display:flex;align-items:center;justify-content:space-around}
.mobile-tab a{display:flex;flex-direction:column;align-items:center;gap:4px;font-size:12px;color:#9A8E88;padding:2px 10px;border-radius:10px;transition:color .2s ease}
.mobile-tab a svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.mobile-tab a:hover,.mobile-tab a.is-active{color:var(--c-primary)}

/* ---------- 面包屑条 ---------- */
.crumb-bar{background:var(--c-cream-2);border-bottom:1px solid var(--c-line);padding:13px 0}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-sub)}
.crumbs a{color:var(--c-sub)}
.crumbs a:hover{color:var(--c-primary)}
.crumbs .sep{color:#C6B8AE}
.crumbs .current{color:#3B322E;font-weight:600}
.crumb-cat{display:inline-flex;align-items:center;gap:6px;margin-left:6px;padding:3px 11px;border-radius:999px;background:rgba(242,167,59,.18);color:#8E560F;font-size:12px;font-weight:600}

/* ---------- 文章主体 ---------- */
.article-main{padding:52px 0 68px;background:radial-gradient(760px 340px at 12% -10%,rgba(226,75,95,.16),transparent 68%),var(--c-cream)}
.paper{max-width:860px;margin:0 auto;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-card);padding:40px 44px 36px}
.article-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;background:rgba(242,167,59,.14);color:#8E560F;font-size:12.5px;font-weight:600;letter-spacing:.02em}
.article-title{font-size:clamp(24px,3.4vw,34px);font-weight:800;line-height:1.3;margin:16px 0 18px;color:var(--c-ink)}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;font-size:13px;color:var(--c-sub)}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:6px}
.article-meta svg{width:14px;height:14px;fill:currentColor;opacity:.65}
.meta-rule{height:1px;background:var(--c-line);margin:22px 0 28px}

/* 正文排版 */
.article-body{font-size:16.5px;line-height:1.85;color:#2A2220;max-width:760px;margin:0 auto}
.article-body p{margin:0 0 1.05em}
.article-body h2{font-size:22px;font-weight:800;line-height:1.45;margin:1.9em 0 .7em;padding-left:14px;border-left:3px solid var(--c-primary);color:var(--c-ink)}
.article-body h3{font-size:18.5px;font-weight:700;line-height:1.5;margin:1.6em 0 .6em;color:var(--c-ink)}
.article-body h4{font-size:16.5px;font-weight:700;margin:1.4em 0 .5em;color:var(--c-ink)}
.article-body a{color:var(--c-primary);border-bottom:1px solid rgba(226,75,95,.35)}
.article-body a:hover{color:var(--c-primary-dark);border-bottom-color:var(--c-primary-dark)}
.article-body ul,.article-body ol{margin:0 0 1.05em;padding-left:0}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.5em}
.article-body ul li::before{content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--c-primary)}
.article-body ol{counter-reset:li}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:.55em;counter-increment:li}
.article-body ol li::before{content:counter(li);position:absolute;left:0;top:.28em;width:20px;height:20px;border-radius:6px;background:rgba(226,75,95,.12);color:var(--c-primary);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;line-height:1}
.article-body blockquote{margin:1.4em 0;padding:16px 20px;background:var(--c-cream-2);border-left:3px solid var(--c-primary);border-radius:0 12px 12px 0;color:#4A3E39}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{margin:14px 0;border-radius:12px}
.article-body table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:14.5px;display:block;overflow-x:auto}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 12px;text-align:left;vertical-align:top}
.article-body th{background:var(--c-cream-2);font-weight:700;color:var(--c-ink)}
.article-body pre{background:var(--c-ink);color:#F5EFE9;padding:16px 18px;border-radius:12px;overflow-x:auto;font-size:13.5px;line-height:1.7;margin:1.2em 0}
.article-body code{background:var(--c-cream-2);padding:2px 6px;border-radius:6px;font-size:.92em;color:var(--c-primary-dark)}
.article-body pre code{background:none;color:inherit;padding:0}
.article-body hr{border:none;height:1px;background:var(--c-line);margin:2em 0}

/* 标签 */
.tag-block{margin-top:34px;padding-top:22px;border-top:1px dashed var(--c-line);display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.tag-label{font-size:13px;color:var(--c-sub);margin-right:2px}
.tag{display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;border:1px solid var(--c-line);background:var(--c-cream);font-size:13px;color:#4A3E39;transition:border-color .2s ease,color .2s ease,background .2s ease}
.tag:hover{border-color:var(--c-primary);color:var(--c-primary);background:rgba(226,75,95,.06)}

/* 空状态 */
.empty-state{padding:44px 20px;text-align:center;max-width:560px;margin:0 auto}
.empty-state .empty-icon{width:64px;height:64px;margin:0 auto 18px;border-radius:18px;background:rgba(226,75,95,.1);display:flex;align-items:center;justify-content:center}
.empty-state .empty-icon svg{width:30px;height:30px;fill:none;stroke:var(--c-primary);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.empty-state h2{font-size:22px;font-weight:800;margin-bottom:10px}
.empty-state p{color:var(--c-sub);margin-bottom:22px}

/* 安全提醒 */
.safety-note{max-width:860px;margin:0 auto;background:#fff;border:1px solid rgba(46,158,143,.3);border-radius:var(--r-lg);padding:30px 34px;box-shadow:var(--sh-card)}
.safety-note h2{font-size:20px;font-weight:800;display:flex;align-items:center;gap:10px;margin-bottom:8px}
.safety-note h2 span.dot-teal{width:10px;height:10px;border-radius:50%;background:var(--c-teal);flex:none}
.safety-note .lead{font-size:14.5px;margin-bottom:18px}
.safety-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.safety-item{display:flex;gap:10px;padding:14px 16px;border-radius:12px;background:rgba(46,158,143,.07);font-size:14px;color:#2F4B47;line-height:1.7}
.safety-item svg{width:17px;height:17px;flex:none;margin-top:3px;fill:none;stroke:var(--c-teal);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}

/* 相关推荐 */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rel-card{
  position:relative;display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px 22px 20px;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rel-card::before,.rel-card::after{content:"";position:absolute;top:50%;width:16px;height:16px;border-radius:50%;background:var(--c-cream-2);border:1px solid var(--c-line);transform:translateY(-50%)}
.rel-card::before{left:-9px}
.rel-card::after{right:-9px}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover);border-color:rgba(226,75,95,.35);color:var(--c-ink)}
.rel-card .rel-tag{align-self:flex-start;padding:4px 11px;border-radius:999px;background:rgba(242,167,59,.14);color:#8E560F;font-size:12px;font-weight:600}
.rel-card h3{font-size:17px;font-weight:700;line-height:1.5;color:var(--c-ink)}
.rel-card p{font-size:13.5px;color:var(--c-sub);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-card .rel-date{font-size:12.5px;color:#9A8E88;margin-top:auto;padding-top:8px;border-top:1px dashed var(--c-line)}

/* 上/下篇导航 */
.post-nav-wrap{padding:0 0 72px}
.post-nav{display:grid;grid-template-columns:1fr auto 1fr;gap:14px;max-width:860px;margin:0 auto;align-items:stretch}
.post-nav a{display:flex;flex-direction:column;gap:4px;padding:16px 20px;border:1px solid var(--c-line);border-radius:var(--r-md);background:#fff;font-size:14px;color:#3B322E;transition:border-color .2s ease,color .2s ease,box-shadow .2s ease}
.post-nav a:hover{border-color:var(--c-primary);color:var(--c-primary);box-shadow:var(--sh-card)}
.post-nav a .pn-label{font-size:12px;color:#9A8E88}
.post-nav a.next{text-align:right;align-items:flex-end}
.post-nav a.center{align-items:center;justify-content:center;text-align:center;background:var(--c-cream-2)}

/* 底部 CTA */
.cta-section{position:relative;overflow:hidden}
.cta-section::before{
  content:"";position:absolute;inset:-30% 40% 40% -10%;
  background:radial-gradient(closest-side,rgba(226,75,95,.32),transparent 72%);
  pointer-events:none;
}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(24px,3vw,32px);font-weight:800;color:#fff;line-height:1.3}
.cta-inner p{margin-top:10px;color:rgba(245,239,233,.74);max-width:520px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* 回到顶部 */
.back-top{
  position:fixed;right:22px;bottom:88px;z-index:65;
  width:46px;height:46px;border-radius:14px;background:#fff;border:1px solid var(--c-line);
  box-shadow:var(--sh-card);display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,border-color .2s ease;
}
.back-top:hover{border-color:var(--c-primary)}
.back-top.is-visible{opacity:1;visibility:visible;transform:none}
.back-top svg{width:18px;height:18px;fill:none;stroke:var(--c-primary);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:rgba(245,239,233,.72);padding:64px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.25fr;gap:40px;padding-bottom:46px}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand .logo:hover{color:#fff}
.footer-brand .logo-text small{color:rgba(245,239,233,.55)}
.footer-brand p{line-height:1.85;color:rgba(245,239,233,.66);max-width:380px;font-size:13.5px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:rgba(245,239,233,.7);font-size:14px}
.footer-col a:hover{color:var(--c-primary)}
.footer-col p{font-size:13px;line-height:1.9;color:rgba(245,239,233,.55)}
.footer-bottom{border-top:1px solid var(--c-line-dark);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(245,239,233,.55)}
.footer-bottom .dot{margin:0 8px;opacity:.5}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .related-grid{grid-template-columns:1fr 1fr}
  .safety-list{grid-template-columns:1fr}
}
@media (max-width:900px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .mobile-tab{display:block}
  body{padding-bottom:74px}
  .section{padding:60px 0}
  .article-main{padding:36px 0 48px}
  .paper{padding:28px 20px 26px;border-radius:var(--r-md)}
  .article-body{font-size:16px}
  .post-nav{grid-template-columns:1fr}
  .post-nav a.next{text-align:left;align-items:flex-start}
  .post-nav-wrap{padding-bottom:48px}
  .safety-note{padding:24px 20px}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .section{padding:52px 0}
  .related-grid{grid-template-columns:1fr}
  .rel-card::before,.rel-card::after{display:none}
  .article-title{font-size:23px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
  .crumb-cat{display:none}
}

/* roulang page: category3 */
:root{
  --c-primary:#E24B5F;
  --c-primary-dark:#C93B50;
  --c-amber:#F2A73B;
  --c-teal:#2E9E8F;
  --c-ink:#14100F;
  --c-ink-2:#1E1815;
  --c-cream:#FAF6F2;
  --c-cream-2:#F3EBE3;
  --c-white:#FFFFFF;
  --c-text:#1D1715;
  --c-sub:#6B5F5A;
  --c-light-text:#F5EFE9;
  --c-line:#EBE1D8;
  --c-line-dark:rgba(255,255,255,.12);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:20px;
  --sh-card:0 8px 24px rgba(29,23,21,.06);
  --sh-card-hover:0 14px 32px rgba(29,23,21,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.75;color:var(--c-text);background:var(--c-cream);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:12px}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--c-primary)}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;line-height:1.24}
p{margin:0 0 12px}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:88px 0}
.section--tight{padding:60px 0}
.section--mist{background:var(--c-cream-2)}
.section--dark{background:var(--c-ink);color:var(--c-light-text)}
.section--dark h2,.section--dark h3{color:#fff}
.section-head{max-width:780px;margin-bottom:40px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(226,75,95,.1);color:var(--c-primary);
  font-size:13px;font-weight:600;letter-spacing:.02em;margin-bottom:16px;
}
.section--dark .eyebrow{background:rgba(242,167,59,.14);color:var(--c-amber)}
.h2{font-size:clamp(23px,2.4vw,32px);font-weight:700;color:var(--c-ink)}
.section--dark .h2{color:#fff}
.lead{font-size:16px;color:var(--c-sub);line-height:1.85}
.section--dark .lead{color:rgba(245,239,233,.74)}
.small{font-size:13px;color:var(--c-sub)}
/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(250,246,242,.88);
  backdrop-filter:saturate(160%) blur(10px);-webkit-backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;transition:border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 18px rgba(29,23,21,.06)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--c-ink)}
.logo:hover{color:var(--c-ink)}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:none;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--c-primary),#F0748A);box-shadow:0 6px 14px rgba(226,75,95,.28);
}
.logo-mark svg{width:19px;height:19px;fill:#fff}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text small{font-size:11px;font-weight:500;color:var(--c-sub);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{position:relative;padding:9px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:500;color:#3B322E}
.nav-links a:hover{color:var(--c-primary);background:rgba(226,75,95,.07)}
.nav-links a.is-active{color:var(--c-primary);font-weight:600}
.nav-links a.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--c-primary)}
.nav-right{display:flex;align-items:center;gap:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-sm);font-size:15px;font-weight:600;line-height:1;
  border:1.5px solid transparent;white-space:nowrap;
  transition:transform .18s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 18px rgba(226,75,95,.24)}
.btn--primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(226,75,95,.3)}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn--ghost:hover{background:rgba(226,75,95,.08);color:var(--c-primary-dark)}
.btn--light{background:var(--c-cream);color:var(--c-ink)}
.btn--light:hover{background:#fff;color:var(--c-ink);transform:translateY(-1px)}
.btn--outline-light{border-color:rgba(255,255,255,.42);color:#fff}
.btn--outline-light:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}
.btn--sm{padding:11px 20px;font-size:14px}
.btn:focus-visible,a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--c-amber);outline-offset:3px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{position:fixed;inset:0;z-index:90;display:none;background:rgba(20,16,15,.55)}
.drawer.is-open{display:block}
.drawer-panel{position:absolute;top:0;left:0;right:0;background:var(--c-cream);padding:20px 20px 28px;border-radius:0 0 20px 20px;animation:slideDown .26s ease}
@keyframes slideDown{from{transform:translateY(-16px);opacity:.4}to{transform:translateY(0);opacity:1}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--c-line);background:#fff;font-size:20px;color:var(--c-sub)}
.drawer-nav{display:flex;flex-direction:column;gap:2px}
.drawer-nav a{padding:14px 12px;border-radius:12px;font-size:16px;font-weight:500;border-bottom:1px solid var(--c-line)}
.drawer-nav a:last-child{border-bottom:none}
.drawer-nav a:hover{background:rgba(226,75,95,.07);color:var(--c-primary)}
.drawer .btn{width:100%;margin-top:16px}
/* 移动底部 Tab */
.mobile-tab{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.97);backdrop-filter:blur(10px);
  border-top:1px solid var(--c-line);padding:8px 6px calc(8px + env(safe-area-inset-bottom));
}
.mobile-tab-inner{display:flex;align-items:center;justify-content:space-around}
.mobile-tab a{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;color:#9A8E88;padding:3px 10px;border-radius:10px;line-height:1.3}
.mobile-tab a svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.mobile-tab a.is-active{color:var(--c-primary);font-weight:600}
/* 分类页头 */
.cat-head{position:relative;overflow:hidden;padding:30px 0 48px;background:linear-gradient(180deg,#F8F1E9 0%,var(--c-cream-2) 100%);border-bottom:1px solid var(--c-line)}
.cat-head::before{
  content:"";position:absolute;right:-150px;top:-180px;width:440px;height:440px;border-radius:50%;
  background:radial-gradient(circle,rgba(226,75,95,.16),rgba(226,75,95,0) 66%);pointer-events:none;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-sub);margin-bottom:20px;flex-wrap:wrap}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{opacity:.5}
.cat-head-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:end;position:relative;z-index:1}
.cat-title{font-size:clamp(26px,3.4vw,40px);font-weight:800;line-height:1.2;color:var(--c-ink);margin-bottom:16px}
.cat-title em{font-style:normal;color:var(--c-primary)}
.cat-desc{font-size:16px;color:var(--c-sub);line-height:1.85;max-width:720px}
.head-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:7px 15px;border-radius:999px;
  background:rgba(242,167,59,.14);color:#95601A;font-size:13px;font-weight:600;line-height:1.4;
  border:1px solid rgba(242,167,59,.26);
}
.chip--plain{background:#fff;color:var(--c-sub);border-color:var(--c-line);font-weight:500}
.chip--teal{background:rgba(46,158,143,.1);color:#1F776B;border-color:rgba(46,158,143,.24)}
.head-stats{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-card);padding:20px 22px}
.head-stats .hs-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px dashed var(--c-line)}
.head-stats .hs-row:last-child{border-bottom:none;padding-bottom:0}
.head-stats .hs-row:first-child{padding-top:0}
.hs-num{font-size:22px;font-weight:800;color:var(--c-primary);letter-spacing:-.02em}
.hs-label{font-size:13px;color:var(--c-sub)}
/* 速览条 */
.quick-strip{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}
.quick-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-sm);padding:16px 14px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.quick-item:hover{transform:translateY(-2px);box-shadow:var(--sh-card);border-color:rgba(226,75,95,.35)}
.quick-item .q-idx{display:block;font-size:12px;font-weight:700;color:var(--c-amber);letter-spacing:.08em;margin-bottom:6px}
.quick-item .q-name{font-size:14px;font-weight:600;color:var(--c-ink);line-height:1.5}
/* 清单主体 */
.guide-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:48px;align-items:start}
.guide-item{display:flex;gap:18px;padding:24px 0;border-bottom:1px dashed var(--c-line)}
.guide-item:first-child{padding-top:0}
.guide-item:last-child{border-bottom:none;padding-bottom:0}
.guide-num{
  flex:none;width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(226,75,95,.1);color:var(--c-primary);font-weight:800;font-size:15px;letter-spacing:.02em;
}
.guide-body h3{font-size:17px;font-weight:700;color:var(--c-ink);margin-bottom:6px}
.guide-body p{font-size:15px;color:var(--c-sub);line-height:1.8;margin:0}
.guide-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
.aside-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-card);overflow:hidden}
.aside-card .thumb{aspect-ratio:4/3;width:100%;object-fit:cover;border-radius:0}
.aside-body{padding:20px 22px}
.aside-body h3{font-size:16px;font-weight:700;margin-bottom:12px;color:var(--c-ink)}
.mini-list li{position:relative;padding-left:16px;font-size:14px;color:var(--c-sub);line-height:1.75;margin-bottom:8px}
.mini-list li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--c-amber)}
/* 提示框 */
.callout-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.callout{
  background:rgba(46,158,143,.07);border:1px solid rgba(46,158,143,.24);border-left:4px solid var(--c-teal);
  border-radius:var(--r-md);padding:22px 24px;
}
.callout .c-tag{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  background:rgba(46,158,143,.14);color:#1F776B;font-size:12px;font-weight:700;margin-bottom:12px;
}
.callout h3{font-size:16px;font-weight:700;color:var(--c-ink);margin-bottom:8px}
.callout p{font-size:14px;color:#4C5C58;line-height:1.8;margin:0}
/* 流程 */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative}
.step{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:26px 22px;box-shadow:var(--sh-card);position:relative;transition:transform .2s ease,box-shadow .2s ease}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover)}
.step .s-num{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--c-primary);color:#fff;font-weight:800;font-size:15px;margin-bottom:14px;
  box-shadow:0 6px 14px rgba(226,75,95,.26);
}
.step h3{font-size:16px;font-weight:700;margin-bottom:8px;color:var(--c-ink)}
.step p{font-size:14px;color:var(--c-sub);line-height:1.8;margin:0}
/* 资讯列表 */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-card);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover);border-color:rgba(226,75,95,.32);color:inherit}
.post-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--c-sub);margin-bottom:12px;flex-wrap:wrap}
.post-meta .tag{background:rgba(242,167,59,.16);color:#95601A;border-radius:999px;padding:3px 10px;font-weight:600}
.post-card h3{font-size:17px;font-weight:700;color:var(--c-ink);line-height:1.5;margin-bottom:10px}
.post-card p{font-size:14px;color:var(--c-sub);line-height:1.8;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-empty{
  grid-column:1/-1;text-align:center;padding:48px 24px;background:#fff;border:1px dashed var(--c-line);
  border-radius:var(--r-md);color:var(--c-sub);font-size:15px;
}
/* 数据条 */
.stat-bar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.stat-item{background:rgba(255,255,255,.6);border-top:2px solid var(--c-primary);border-radius:var(--r-sm);padding:22px 20px}
.stat-num{font-size:clamp(28px,3vw,38px);font-weight:800;color:var(--c-primary);letter-spacing:-.02em;line-height:1.1}
.stat-name{display:block;font-size:14px;color:var(--c-sub);margin-top:8px}
/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:860px}
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-card);overflow:hidden}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-size:16px;font-weight:600;color:var(--c-ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;font-weight:400;color:var(--c-primary);line-height:1;flex:none}
.faq-item[open] summary{color:var(--c-primary)}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:hover{color:var(--c-primary)}
.faq-body{padding:0 22px 20px;font-size:15px;color:var(--c-sub);line-height:1.85}
/* 收尾 CTA */
.cta-bar{
  position:relative;overflow:hidden;background:var(--c-ink);border-radius:var(--r-lg);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-bar::before{
  content:"";position:absolute;left:-80px;bottom:-140px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(226,75,95,.28),rgba(226,75,95,0) 68%);pointer-events:none;
}
.cta-bar h2{position:relative;font-size:clamp(21px,2.4vw,28px);font-weight:800;color:#fff;margin-bottom:10px}
.cta-bar p{position:relative;color:rgba(245,239,233,.72);font-size:15px;margin:0}
.cta-actions{position:relative;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.cta-link{color:#F5EFE9;font-size:14px;border-bottom:1px solid rgba(245,239,233,.4);padding-bottom:2px}
.cta-link:hover{color:var(--c-amber);border-bottom-color:var(--c-amber)}
/* 页脚 */
.site-footer{background:var(--c-ink);color:rgba(245,239,233,.72);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:36px;border-bottom:1px solid var(--c-line-dark)}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand .logo-text small{color:rgba(245,239,233,.55)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(245,239,233,.62);max-width:330px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col a{font-size:14px;color:rgba(245,239,233,.66)}
.footer-col a:hover{color:var(--c-primary)}
.footer-col p{font-size:13px;line-height:1.85;color:rgba(245,239,233,.5)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:22px;font-size:13px;color:rgba(245,239,233,.5);flex-wrap:wrap}
.footer-bottom .dot{margin:0 8px;opacity:.5}
@media (max-width:1024px){
  .section{padding:68px 0}
  .cat-head-grid{grid-template-columns:1fr;gap:28px;align-items:start}
  .head-stats{max-width:420px}
  .quick-strip{grid-template-columns:repeat(3,minmax(0,1fr))}
  .guide-grid{grid-template-columns:1fr;gap:32px}
  .guide-aside{position:static;flex-direction:row;flex-wrap:wrap}
  .aside-card{flex:1 1 300px}
  .callout-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .post-grid{grid-template-columns:1fr 1fr}
  .stat-bar{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:960px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-right .btn{display:none}
  .mobile-tab{display:block}
  body{padding-bottom:72px}
}
@media (max-width:640px){
  .section{padding:56px 0}
  .section--tight{padding:44px 0}
  .cat-head{padding:22px 0 36px}
  .quick-strip{grid-template-columns:1fr 1fr}
  .callout-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .stat-bar{grid-template-columns:1fr 1fr}
  .guide-item{gap:14px}
  .guide-num{width:38px;height:38px;font-size:14px}
  .cta-bar{padding:32px 24px;flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}

/* roulang page: category2 */
:root{
  --c-primary:#E24B5F;
  --c-primary-dark:#C93B50;
  --c-amber:#F2A73B;
  --c-teal:#2E9E8F;
  --c-ink:#14100F;
  --c-ink-2:#1E1815;
  --c-cream:#FAF6F2;
  --c-cream-2:#F3EBE3;
  --c-white:#FFFFFF;
  --c-text:#1D1715;
  --c-sub:#6B5F5A;
  --c-light-text:#F5EFE9;
  --c-line:#EBE1D8;
  --c-line-dark:rgba(255,255,255,.12);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:20px;
  --sh-card:0 8px 24px rgba(29,23,21,.06);
  --sh-card-hover:0 14px 32px rgba(29,23,21,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-cream);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.25;color:var(--c-ink);font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;border-radius:12px}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
:focus-visible{outline:2px solid var(--c-amber);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--mist{background:var(--c-cream-2)}
.section--dark{background:var(--c-ink);color:var(--c-light-text)}
.section--dark h2,.section--dark h3{color:#fff}
.section--dark .lead{color:rgba(245,239,233,.72)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(226,75,95,.1);color:var(--c-primary);
  font-size:13px;font-weight:600;letter-spacing:.02em;margin-bottom:16px;
}
.section--dark .eyebrow{background:rgba(242,167,59,.14);color:var(--c-amber)}
h2.section-title{font-size:clamp(24px,3vw,34px);font-weight:700;letter-spacing:-.01em}
.lead{font-size:16.5px;color:var(--c-sub);line-height:1.8}
.small{font-size:13px;color:var(--c-sub)}
/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,246,242,.86);
  backdrop-filter:saturate(160%) blur(10px);
  -webkit-backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 18px rgba(29,23,21,.06)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.01em;color:var(--c-ink)}
.logo:hover{color:var(--c-ink)}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(135deg,var(--c-primary),#F0748A);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(226,75,95,.28);
}
.logo-mark svg{width:19px;height:19px;fill:#fff}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text small{font-size:11px;font-weight:500;color:var(--c-sub);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  position:relative;padding:9px 14px;border-radius:var(--r-sm);
  font-size:15px;font-weight:500;color:#3B322E;
}
.nav-links a:hover{color:var(--c-primary);background:rgba(226,75,95,.07)}
.nav-links a.is-active{color:var(--c-primary);font-weight:600}
.nav-links a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:2px;background:var(--c-primary);
}
.nav-right{display:flex;align-items:center;gap:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .18s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
  border:1.5px solid transparent;white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 18px rgba(226,75,95,.24)}
.btn--primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(226,75,95,.3)}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn--ghost:hover{background:rgba(226,75,95,.08);color:var(--c-primary-dark)}
.btn--light{background:var(--c-cream);color:var(--c-ink)}
.btn--light:hover{background:#fff;color:var(--c-ink);transform:translateY(-1px)}
.btn--outline-light{border-color:rgba(255,255,255,.42);color:#fff}
.btn--outline-light:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}
.btn--sm{padding:11px 20px;font-size:14px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{
  position:fixed;inset:0;z-index:90;display:none;
  background:rgba(20,16,15,.55);backdrop-filter:blur(2px);
}
.drawer.is-open{display:block}
.drawer-panel{
  position:absolute;top:0;left:0;right:0;background:var(--c-cream);
  padding:20px 20px 28px;border-radius:0 0 20px 20px;
  animation:slideDown .26s ease;
}
@keyframes slideDown{from{transform:translateY(-16px);opacity:.4}to{transform:translateY(0);opacity:1}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--c-line);background:#fff;font-size:20px;color:var(--c-sub)}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{padding:14px 12px;border-radius:12px;font-size:16px;font-weight:500;border-bottom:1px solid var(--c-line)}
.drawer-nav a:last-child{border-bottom:none}
.drawer-nav a:hover{background:rgba(226,75,95,.07);color:var(--c-primary)}
.drawer .btn{width:100%;margin-top:16px}
/* 移动底部 Tab */
.mobile-tab{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.96);backdrop-filter:blur(10px);
  border-top:1px solid var(--c-line);
  padding:8px 6px calc(8px + env(safe-area-inset-bottom));
}
.mobile-tab-inner{display:flex;align-items:center;justify-content:space-around}
.mobile-tab a{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  font-size:12px;color:#9A8E88;font-weight:500;padding:4px 10px;border-radius:10px;
}
.mobile-tab a svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.mobile-tab a.is-active{color:var(--c-primary);font-weight:600}
/* 分类页头 */
.cat-hero{
  padding:42px 0 46px;
  background:
    radial-gradient(120% 130% at 92% -30%, rgba(226,75,95,.18), transparent 62%),
    linear-gradient(180deg,#FBF4EE 0%,var(--c-cream) 100%);
  border-bottom:1px solid var(--c-line);
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-sub);flex-wrap:wrap}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .sep{color:#C8BAB1}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:40px;align-items:end;margin-top:20px}
.cat-hero h1{font-size:clamp(30px,4.1vw,50px);font-weight:800;line-height:1.18;letter-spacing:-.01em;margin:14px 0 14px}
.cat-hero p{font-size:16.5px;color:var(--c-sub);max-width:560px}
.cat-facts{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.fact{
  background:#fff;border:1px solid var(--c-line);border-radius:14px;
  padding:12px 16px;min-width:124px;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease;
}
.fact:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover)}
.fact strong{display:block;font-size:21px;font-weight:800;color:var(--c-primary);line-height:1.3}
.fact span{font-size:12.5px;color:var(--c-sub)}
/* 速览条 */
.topic-bar{padding:24px 0;background:#fff;border-bottom:1px solid var(--c-line)}
.topic-inner{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.topic-label{font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--c-sub)}
.topic-chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;
  background:rgba(242,167,59,.13);color:#8A5A12;
  font-size:13px;font-weight:600;border:1px solid rgba(242,167,59,.3);
  transition:background .2s ease,transform .2s ease;
}
.chip:hover{background:rgba(242,167,59,.22);transform:translateY(-1px)}
.chip--ghost{background:#fff;color:var(--c-sub);border:1px solid var(--c-line)}
.chip--ghost:hover{background:rgba(226,75,95,.07);color:var(--c-primary);border-color:rgba(226,75,95,.3)}
.chip--teal{background:rgba(46,158,143,.12);color:#1F6F65;border-color:rgba(46,158,143,.32)}
.chip--teal:hover{background:rgba(46,158,143,.2)}
/* 时间轴动态流 */
.feed-wrap{max-width:880px;margin:0 auto}
.feed{position:relative;padding-left:34px;margin-top:8px}
.feed::before{
  content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,rgba(226,75,95,.5),rgba(226,75,95,.08));
}
.feed-item{position:relative;margin-bottom:22px}
.feed-item:last-child{margin-bottom:0}
.feed-item::before{
  content:"";position:absolute;left:-30px;top:20px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:2.5px solid var(--c-primary);box-shadow:0 0 0 4px rgba(226,75,95,.1);
}
.feed-time{font-size:12.5px;font-weight:600;color:var(--c-sub);letter-spacing:.02em;margin-bottom:8px}
.feed-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:18px 20px 20px;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feed-card:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover);border-color:rgba(226,75,95,.3)}
.feed-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
.feed-card h3{font-size:19px;font-weight:700;margin-bottom:8px;letter-spacing:-.005em}
.feed-card p{font-size:15px;color:var(--c-sub);line-height:1.8}
.feed-meta{display:flex;flex-wrap:wrap;gap:16px;margin-top:14px;padding-top:12px;border-top:1px dashed var(--c-line);font-size:12.5px;color:#8B7D77}
.feed-meta span{display:inline-flex;align-items:center;gap:6px}
.feed-meta i{width:6px;height:6px;border-radius:50%;background:var(--c-amber);display:inline-block}
/* 精选推荐 */
.featured-grid-main{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-bottom:22px}
.featured-grid-sub{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.ticket{
  position:relative;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.ticket:hover{transform:translateY(-3px);box-shadow:var(--sh-card-hover);border-color:rgba(226,75,95,.3)}
.ticket-media{position:relative;aspect-ratio:16/10;overflow:hidden;border-radius:0}
.ticket-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease}
.ticket:hover .ticket-media img{transform:scale(1.04)}
.ticket-body{padding:20px 22px 24px}
.ticket-body h3{font-size:20px;font-weight:700;margin-bottom:8px}
.ticket-body p{font-size:14.5px;color:var(--c-sub)}
.ticket-tag{
  position:absolute;top:14px;left:14px;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(20,16,15,.72);color:#fff;letter-spacing:.02em;
  backdrop-filter:blur(4px);
}
.ticket-stub{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:16px;padding-top:14px;position:relative;
  border-top:1px dashed var(--c-line);font-size:12.5px;color:#8B7D77;
}
.ticket-stub::before,.ticket-stub::after{
  content:"";position:absolute;top:-7px;width:14px;height:14px;border-radius:50%;
  background:var(--c-cream);border:1px solid var(--c-line);
}
.ticket-stub::before{left:-29px}
.ticket-stub::after{right:-29px}
.ticket-stub strong{color:var(--c-primary);font-weight:700}
.mini-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:18px 20px;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover);border-color:rgba(242,167,59,.45)}
.mini-card h3{font-size:16px;font-weight:700;margin:10px 0 6px;line-height:1.45}
.mini-card p{font-size:13.5px;color:var(--c-sub);line-height:1.7}
/* 编号看点 */
.points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.point{
  display:flex;gap:18px;background#FFFFFF;background:#fff;
  border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease;
}
.point:hover{transform:translateY(-2px);box-shadow:var(--sh-card-hover)}
.point-num{
  flex:none;font-size:26px;font-weight:800;color:var(--c-primary);
  line-height:1;letter-spacing:-.02em;min-width:42px;
}
.point h3{font-size:17px;font-weight:700;margin-bottom:6px}
.point p{font-size:14.5px;color:var(--c-sub);line-height:1.8}
/* 数据条 */
.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.metric{
  background:#fff;border:1px solid var(--c-line);border-top:3px solid var(--c-amber);
  border-radius:14px;padding:22px 20px;box-shadow:var(--sh-card);
}
.metric strong{display:block;font-size:34px;font-weight:800;line-height:1.1;color:var(--c-ink);letter-spacing:-.02em}
.metric strong em{font-style:normal;font-size:16px;color:var(--c-primary);margin-left:2px;font-weight:700}
.metric span{display:block;margin-top:8px;font-size:13.5px;color:var(--c-sub)}
/* FAQ */
.faq-list{max-width:880px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-card);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(226,75,95,.35);box-shadow:var(--sh-card-hover)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 54px 20px 22px;position:relative;
  font-size:16px;font-weight:600;color:var(--c-ink);transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--c-primary)}
.faq-item summary::after{
  content:"";position:absolute;right:22px;top:50%;width:10px;height:10px;
  border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq-body{padding:0 22px 22px;font-size:15px;color:var(--c-sub);line-height:1.85}
/* 收口 CTA */
.cat-cta{
  position:relative;overflow:hidden;background:var(--c-ink);color:var(--c-light-text);
  border-radius:var(--r-lg);padding:34px 38px;
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
}
.cat-cta::before{
  content:"";position:absolute;right:-80px;top:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(226,75,95,.45),transparent 68%);
  pointer-events:none;
}
.cat-cta h2{font-size:clamp(20px,2.4vw,26px);color:#fff;margin-bottom:6px}
.cat-cta p{font-size:14.5px;color:rgba(245,239,233,.72);position:relative}
.cat-cta .btn{position:relative}
/* 页脚 */
.site-footer{background:var(--c-ink);color:rgba(245,239,233,.78);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand .logo-text small{color:rgba(245,239,233,.55)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(245,239,233,.62);max-width:340px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:14px;color:rgba(245,239,233,.7)}
.footer-col a:hover{color:var(--c-primary)}
.footer-col p{font-size:13px;line-height:1.8;color:rgba(245,239,233,.5)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--c-line-dark);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(245,239,233,.52);
}
.footer-bottom .dot{margin:0 8px;color:rgba(245,239,233,.28)}
/* 响应式 */
@media (max-width:1024px){
  .section{padding:72px 0}
  .cat-hero-grid{grid-template-columns:1fr;gap:26px;align-items:start}
  .cat-facts{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .featured-grid-sub{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:980px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-right .btn{display:none}
  .mobile-tab{display:block}
  body{padding-bottom:76px}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .section-head{margin-bottom:30px}
  .feed{padding-left:28px}
  .feed::before{left:6px}
  .feed-item::before{left:-27px;width:11px;height:11px}
  .featured-grid-main{grid-template-columns:1fr}
  .featured-grid-sub{grid-template-columns:1fr}
  .points{grid-template-columns:1fr}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cat-cta{padding:28px 22px;border-radius:var(--r-md)}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-brand p{max-width:none}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .drawer-panel{border-radius:0 0 16px 16px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .nav-inner{height:64px}
  .logo-text{font-size:15px}
  .logo-text small{font-size:10px}
  .cat-hero h1{font-size:29px}
  .cat-hero{padding:28px 0 34px}
  .fact{min-width:calc(50% - 6px)}
  .metrics{grid-template-columns:1fr}
  .feed-card{padding:16px 16px 18px}
  .feed-card h3{font-size:17px}
  .btn{width:100%}
  .nav-right .nav-toggle{width:40px;height:40px}
  .cat-cta .btn{width:100%}
}