/* roulang page: index */
:root{
  --primary:#F2541B;
  --primary-deep:#C93C0C;
  --primary-soft:#FFF1EA;
  --primary-tint:#FFF7F3;
  --accent:#0FB5A6;
  --accent-soft:#E9FAF8;
  --highlight:#FFC53D;
  --bg:#F4F5F2;
  --bg-alt:#FAFBF8;
  --surface:#FFFFFF;
  --dark:#101418;
  --dark-2:#171C22;
  --ink:#14181C;
  --ink-2:#4A5259;
  --ink-3:#8A9299;
  --line:#E3E6E0;
  --line-dark:rgba(255,255,255,.12);
  --white-72:rgba(255,255,255,.72);
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:12px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(16,20,24,.06);
  --shadow-md:0 8px 24px rgba(16,20,24,.08);
  --shadow-lg:0 18px 48px rgba(16,20,24,.14);
  --shadow-dark:0 12px 32px rgba(0,0,0,.45);
  --nav-h:64px;
  --tabs-h:48px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--primary)}
h1,h2,h3,h4{margin:0;line-height:1.28;letter-spacing:.01em;font-weight:700}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button,input{font-family:inherit;font-size:inherit}
button{border:0;background:none;cursor:pointer;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
section[id]{scroll-margin-top:132px}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}
.section{padding:80px 0}
.section-tight{padding:56px 0}
.section-dark{background:var(--dark);color:#F2F4F6}
.section-alt{background:var(--bg-alt)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px}
.sec-title{font-size:28px;position:relative;padding-left:16px}
.sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--primary)}
.sec-sub{margin-top:10px;color:var(--ink-2);font-size:15px;max-width:720px}
.section-dark .sec-sub{color:var(--white-72)}
.link-more{color:var(--primary);font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.link-more:hover{color:var(--primary-deep);text-decoration:underline;text-underline-offset:4px}
.section-dark .link-more{color:var(--accent)}
.section-dark .link-more:hover{color:#5FE0D4}

/* 按钮 */
.btn-c{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;transition:all .2s ease;white-space:nowrap}
.btn-primary-c{background:var(--primary);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary-c:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-primary-c:active{transform:none;box-shadow:var(--shadow-sm)}
.btn-ghost-c{background:transparent;color:var(--accent);border:1.5px solid var(--accent)}
.btn-ghost-c:hover{background:var(--accent);color:#fff}
.btn-dark-ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.2)}
.btn-dark-ghost:hover{background:#fff;color:var(--dark)}
.btn-line{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn-line:hover{border-color:var(--primary);color:var(--primary)}

/* 导航 */
.site-head{position:sticky;top:0;z-index:1000;background:var(--surface);box-shadow:var(--shadow-sm)}
.site-head.is-scrolled{box-shadow:var(--shadow-md)}
.head-top{height:var(--nav-h);display:flex;align-items:center;border-bottom:1px solid var(--line)}
.head-top-inner{display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--ink);flex:0 0 auto}
.brand:hover{color:var(--primary)}
.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(140deg,var(--primary),#FF8A4C);color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:800;flex:0 0 auto}
.brand-text{white-space:nowrap}
.head-search{flex:1 1 auto;max-width:420px;position:relative;display:flex;align-items:center}
.search-input{width:100%;height:40px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--bg);padding:0 44px 0 18px;font-size:14px;color:var(--ink);transition:all .2s ease}
.search-input::placeholder{color:var(--ink-3);font-size:14px}
.search-input:focus{outline:none;border-color:var(--accent);background:#fff;box-shadow:0 6px 18px rgba(16,20,24,.08)}
.search-btn{position:absolute;right:6px;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--ink-3)}
.search-btn:hover{color:var(--primary);background:var(--primary-soft)}
.head-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.head-cta{height:40px;padding:0 18px;font-size:14px}
.menu-btn{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;color:var(--ink-2)}
.menu-btn:hover{border-color:var(--primary);color:var(--primary)}
.head-tabs{height:var(--tabs-h);border-bottom:1px solid var(--line);position:relative}
.head-tabs-inner{display:flex;align-items:center;gap:8px;height:100%;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.head-tabs-inner::-webkit-scrollbar{display:none}
.tab{height:34px;display:inline-flex;align-items:center;padding:0 16px;border-radius:var(--r-pill);background:#EDEFEA;color:var(--ink-2);font-size:14px;font-weight:500;white-space:nowrap;transition:all .2s ease}
.tab:hover{background:#fff;color:var(--primary);box-shadow:var(--shadow-sm)}
.tab.is-active{background:var(--primary);color:#fff;font-weight:600}
.tab.is-active:hover{background:var(--primary-deep);color:#fff}
.mobile-menu{display:none;position:fixed;inset:calc(var(--nav-h)) 0 0 auto;width:min(320px,86vw);background:#fff;border-left:1px solid var(--line);box-shadow:var(--shadow-lg);padding:24px 20px;z-index:1200;transform:translateX(102%);transition:transform .26s ease;overflow-y:auto}
.mobile-menu.is-open{transform:translateX(0)}
.mobile-menu h3{font-size:13px;color:var(--ink-3);letter-spacing:.08em;margin-bottom:14px;font-weight:600}
.mobile-menu a{display:block;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-2)}
.mobile-menu a:hover{color:var(--primary)}

/* Hero */
.hero-carousel{position:relative;background:var(--dark)}
.hero-slide{position:relative;min-height:clamp(480px,68vh,720px);display:flex;align-items:flex-end;background-size:cover;background-position:center}
.hero-slide::after{content:"";position:absolute;inset:0;background:linear-gradient(75deg,rgba(16,20,24,.94) 8%,rgba(16,20,24,.72) 46%,rgba(16,20,24,.18) 100%)}
.hero-inner{position:relative;z-index:2;padding-top:96px;padding-bottom:88px;color:#F2F4F6}
.hero-block{max-width:640px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);border-radius:6px;padding:6px 12px;font-size:12px;letter-spacing:.06em;color:#fff;margin-bottom:20px}
.hero-badge span{width:6px;height:6px;border-radius:50%;background:var(--primary);display:inline-block}
.hero-title{font-size:44px;line-height:1.22;color:#fff;margin-bottom:18px}
.hero-title-sub{font-size:30px;line-height:1.3;color:#fff;margin-bottom:18px}
.hero-lead{font-size:17px;line-height:1.8;color:var(--white-72);margin-bottom:28px;max-width:560px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{display:flex;gap:32px;margin-top:36px;flex-wrap:wrap}
.hero-stat b{display:block;font-size:24px;color:#fff;line-height:1.2;font-weight:700}
.hero-stat span{font-size:13px;color:rgba(255,255,255,.6)}
.hero-indicators{position:absolute;right:40px;bottom:40px;left:auto;margin:0;z-index:5;display:flex;gap:8px;justify-content:flex-end}
.hero-indicators [data-bs-target]{width:6px;height:6px;border-radius:var(--r-pill);background:rgba(255,255,255,.45);border:0;margin:0;opacity:1;transition:all .25s ease;text-indent:-9999px}
.hero-indicators .active{width:20px;background:var(--primary)}

/* 数据条 */
.stat-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:22px 20px;box-shadow:var(--shadow-sm);transition:all .2s ease}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#F7C3AC}
.stat-num{font-size:28px;font-weight:800;color:var(--ink);line-height:1.2}
.stat-num em{font-style:normal;font-size:15px;color:var(--primary);margin-left:4px;font-weight:700}
.stat-label{font-size:14px;color:var(--ink-2);margin-top:6px}
.stat-tag{display:inline-block;margin-top:10px;font-size:12px;color:var(--accent);background:var(--accent-soft);border-radius:6px;padding:2px 8px}

/* 横滑片库 */
.shelf-wrap{background:var(--dark);border-radius:0 0 var(--r-card) var(--r-card);padding:56px 0 64px;position:relative}
.shelf-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.shelf-head h2{font-size:28px;color:#fff;position:relative;padding-left:16px}
.shelf-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--primary)}
.shelf-sub{color:var(--white-72);font-size:14px;margin-top:8px}
.shelf-track{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 2px 16px;scrollbar-width:none}
.shelf-track::-webkit-scrollbar{display:none}
.shelf-card{flex:0 0 auto;width:clamp(160px,22vw,240px);scroll-snap-align:start;background:var(--dark-2);border:1px solid var(--line-dark);border-radius:var(--r-card);overflow:hidden;transition:all .22s ease;display:block}
.shelf-card:hover{transform:translateY(-3px);border-color:rgba(15,181,166,.6);box-shadow:var(--shadow-dark)}
.shelf-cover{position:relative;aspect-ratio:3/4;overflow:hidden;background:#1B2027}
.shelf-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.shelf-card:hover .shelf-cover img{transform:scale(1.04)}
.shelf-card:hover .shelf-cover{box-shadow:inset 0 0 0 2px var(--accent)}
.shelf-cat{position:absolute;top:10px;left:10px;background:rgba(16,20,24,.78);color:#fff;font-size:12px;padding:3px 9px;border-radius:6px;backdrop-filter:blur(4px)}
.shelf-score{position:absolute;right:10px;bottom:10px;background:var(--highlight);color:#3A2A00;font-size:12px;font-weight:700;padding:3px 8px;border-radius:6px;display:inline-flex;align-items:center;gap:4px}
.shelf-body{padding:14px 14px 16px}
.shelf-title{font-size:16px;font-weight:600;color:#F2F4F6;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:48px}
.shelf-meta{font-size:12px;color:var(--white-72);margin-top:8px;display:flex;justify-content:space-between;gap:8px}
.shelf-arrows{display:flex;gap:10px}
.shelf-arrow{width:38px;height:38px;border-radius:50%;border:1px solid var(--line-dark);color:#fff;display:flex;align-items:center;justify-content:center;transition:all .2s ease}
.shelf-arrow:hover{background:var(--primary);border-color:var(--primary)}

/* 热播推荐 */
.hot-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px;align-items:start}
.hot-main{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);transition:all .22s ease;display:block}
.hot-main:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#F7C3AC}
.hot-main img{aspect-ratio:16/11;object-fit:cover;width:100%}
.hot-main-body{padding:20px}
.hot-main h3{font-size:20px;margin-bottom:10px}
.hot-main:hover h3{color:var(--primary)}
.hot-main p{font-size:15px;color:var(--ink-2);margin-bottom:14px}
.hot-main-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-3)}
.hot-rows{display:flex;flex-direction:column;gap:10px}
.hot-row{display:flex;align-items:center;gap:16px;padding:14px 16px;border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface);transition:all .2s ease}
.hot-row:hover{background:var(--primary-tint);border-color:#F7C3AC;transform:translateX(2px)}
.hot-rank{font-size:40px;font-weight:800;line-height:1;color:rgba(242,84,27,.2);min-width:52px;text-align:center;transition:color .2s ease;font-family:"Inter",system-ui,sans-serif}
.hot-row:hover .hot-rank{color:var(--primary)}
.hot-thumb{width:78px;height:78px;border-radius:var(--r-img);overflow:hidden;flex:0 0 auto;background:var(--bg)}
.hot-thumb img{width:100%;height:100%;object-fit:cover}
.hot-info{flex:1 1 auto;min-width:0}
.hot-info h3{font-size:17px;line-height:1.5;margin-bottom:6px;color:var(--ink)}
.hot-row:hover .hot-info h3{color:var(--primary)}
.hot-tags{display:flex;gap:6px;flex-wrap:wrap}
.hot-data{text-align:right;flex:0 0 auto}
.hot-data b{display:block;font-size:18px;color:var(--primary);font-weight:800;line-height:1.2}
.hot-data span{font-size:12px;color:var(--ink-3)}

/* 标签 */
.pill{display:inline-flex;align-items:center;gap:4px;border-radius:var(--r-pill);font-size:12px;padding:3px 10px;line-height:1.6}
.pill-cat{background:var(--primary-soft);color:var(--primary-deep)}
.pill-data{background:var(--accent-soft);color:#0A7C72}
.pill-rank{background:var(--highlight);color:#3A2A00;font-weight:700}
.pill-line{background:var(--bg);color:var(--ink-2)}
.pill-dark{background:rgba(255,255,255,.12);color:rgba(255,255,255,.86)}

/* 分区卡片网格 */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card-c{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;display:block;transition:all .22s ease;box-shadow:var(--shadow-sm)}
.card-c:hover{transform:translateY(-2px);border-color:#F7C3AC;box-shadow:var(--shadow-md)}
.card-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease}
.card-c:hover .card-cover img{transform:scale(1.05)}
.card-badge{position:absolute;top:10px;left:10px;background:rgba(16,20,24,.78);color:#fff;font-size:12px;padding:3px 9px;border-radius:6px}
.card-body{padding:16px}
.card-body h3{font-size:17px;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:51px}
.card-c:hover h3{color:var(--primary)}
.card-body p{font-size:14px;color:var(--ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px}
.card-foot{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--ink-3);border-top:1px solid var(--line);padding-top:10px}

/* 深色分区卡片 */
.section-dark .card-c{background:var(--dark-2);border-color:var(--line-dark);box-shadow:none}
.section-dark .card-c:hover{border-color:rgba(15,181,166,.55);box-shadow:var(--shadow-dark)}
.section-dark .card-body h3{color:#F2F4F6}
.section-dark .card-body p{color:var(--white-72)}
.section-dark .card-foot{color:rgba(255,255,255,.5);border-color:var(--line-dark)}

/* 最新动态时间轴 */
.timeline{position:relative;padding-left:28px}
.timeline::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--primary),rgba(242,84,27,.12))}
.tl-item{position:relative;display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:20px 22px;margin-bottom:16px;transition:all .2s ease;box-shadow:var(--shadow-sm)}
.tl-item::before{content:"";position:absolute;left:-28px;top:28px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--primary);box-shadow:0 0 0 3px rgba(242,84,27,.1)}
.tl-item:hover{transform:translateY(-2px);border-color:#F7C3AC;box-shadow:var(--shadow-md)}
.tl-item h3{font-size:18px;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tl-item:hover h3{color:var(--primary)}
.tl-item p{font-size:15px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px}
.tl-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--ink-3)}
.tl-empty{border:1.5px dashed var(--line);border-radius:var(--r-card);padding:48px 24px;text-align:center;background:var(--surface)}
.tl-empty svg{color:var(--ink-3);margin-bottom:12px}
.tl-empty p{color:var(--ink-2);font-size:15px;margin-bottom:18px}

/* 证据区 */
.proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.proof-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--shadow-sm)}
.proof-card h3{font-size:18px;margin-bottom:12px}
.proof-card p{font-size:15px;color:var(--ink-2)}
.proof-mark{width:40px;height:40px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.proof-list li{font-size:15px;color:var(--ink-2);padding:10px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:12px}
.proof-list li:last-child{border-bottom:0}
.proof-list b{color:var(--ink);font-weight:700}

/* FAQ */
.faq-list{max-width:900px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface);margin-bottom:10px;overflow:hidden;transition:all .2s ease}
.faq-item.is-open{background:var(--primary-tint);border-color:#F7C3AC;box-shadow:var(--shadow-sm)}
.faq-q{width:100%;text-align:left;padding:18px 20px;font-size:17px;font-weight:600;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:16px;position:relative}
.faq-item.is-open .faq-q{color:var(--primary-deep)}
.faq-item.is-open .faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;background:var(--primary)}
.faq-icon{flex:0 0 auto;width:22px;height:22px;border-radius:6px;background:var(--bg);color:var(--ink-2);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;transition:all .2s ease}
.faq-item.is-open .faq-icon{background:var(--primary);color:#fff}
.faq-a{display:none;padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--ink-2)}
.faq-item.is-open .faq-a{display:block}

/* CTA */
.cta-band{background:var(--dark);border-radius:18px;padding:44px 40px;display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;color:#F2F4F6;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(242,84,27,.35),transparent 68%)}
.cta-band h2{font-size:26px;color:#fff;margin-bottom:12px}
.cta-band p{color:var(--white-72);font-size:15px}
.cta-form{position:relative;z-index:2}
.cta-row{display:flex;gap:12px}
.cta-input{flex:1 1 auto;height:48px;border-radius:var(--r-input);border:1px solid var(--line-dark);background:rgba(255,255,255,.08);color:#fff;padding:0 16px;font-size:15px}
.cta-input::placeholder{color:rgba(255,255,255,.5)}
.cta-input:focus{outline:none;border-color:var(--accent);background:rgba(255,255,255,.14)}
.cta-note{font-size:12px;color:rgba(255,255,255,.5);margin-top:10px}

/* 页脚 */
.site-foot{background:var(--dark);color:var(--white-72);padding:64px 0 0;margin-top:80px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:44px;border-bottom:1px solid var(--line-dark)}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:#fff;margin-bottom:14px}
.foot-brand .brand-mark{width:32px;height:32px;font-size:16px}
.foot-desc{font-size:14px;line-height:1.8;color:var(--white-72)}
.foot-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.foot-col a{display:block;font-size:14px;color:var(--white-72);padding:6px 0}
.foot-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.foot-contact li{font-size:14px;padding:6px 0;display:flex;gap:8px;color:var(--white-72)}
.foot-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 0;font-size:13px;color:rgba(255,255,255,.5);flex-wrap:wrap}
.foot-bottom a{color:rgba(255,255,255,.5)}
.foot-bottom a:hover{color:var(--accent)}

@media (max-width:1199.98px){
  .card-grid{grid-template-columns:repeat(3,1fr)}
  .hot-grid{grid-template-columns:1fr}
}
@media (max-width:991.98px){
  .head-search{display:none}
  .menu-btn{display:flex}
  .mobile-menu{display:block}
  .head-cta{display:none}
  .hero-title{font-size:36px}
  .hero-title-sub{font-size:26px}
  .stat-bar{grid-template-columns:repeat(2,1fr)}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .proof-grid{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;padding:36px 28px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:64px 0}
}
@media (max-width:767.98px){
  .hero-slide{min-height:520px}
  .hero-title{font-size:30px}
  .hero-title-sub{font-size:24px}
  .hero-inner{padding-top:72px;padding-bottom:64px}
  .hero-indicators{right:20px;bottom:22px}
  .hero-btns .btn-c{width:100%}
  .hero-stats{gap:22px}
  .hero-stat b{font-size:20px}
  .sec-head{flex-direction:column;align-items:flex-start}
  .sec-title,.shelf-head h2{font-size:22px}
  .card-grid{grid-template-columns:1fr}
  .timeline{padding-left:22px}
  .tl-item::before{left:-22px}
  .cta-row{flex-direction:column}
  .cta-row .btn-c{width:100%}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;align-items:flex-start}
  .section{padding:48px 0}
  .hot-thumb{width:62px;height:62px}
  .hot-rank{font-size:32px;min-width:40px}
}
@media (max-width:575.98px){
  .wrap{padding:0 16px}
  .brand-text{font-size:17px}
  .stat-bar{grid-template-columns:1fr}
  .hot-row{gap:12px;padding:12px}
  .hot-data{display:none}
}

/* roulang page: article */
:root{
  --primary:#F2541B; --primary-deep:#C93C0C; --accent:#0FB5A6; --highlight:#FFC53D;
  --bg:#F4F5F2; --surface:#FFFFFF; --soft:#FAFBF8; --dark:#101418;
  --ink:#14181C; --ink-2:#4A5259; --ink-3:#8A9299;
  --line:#E3E6E0; --line-dark:rgba(255,255,255,.12);
  --light-1:#F2F4F6; --light-2:rgba(255,255,255,.72);
  --r-card:14px; --r-img:12px; --r-btn:10px; --r-input:12px; --r-pill:999px;
  --sh-sm:0 1px 2px rgba(16,20,24,.06);
  --sh-md:0 8px 24px rgba(16,20,24,.08);
  --sh-lg:0 18px 48px rgba(16,20,24,.14);
  --sh-dark:0 12px 32px rgba(0,0,0,.45);
  --s1:8px; --s2:16px; --s3:24px; --s4:32px; --s5:40px; --s6:64px; --s7:80px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:0;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--primary)}
h1,h2,h3,h4{line-height:1.28;letter-spacing:.01em;margin:0;color:var(--ink)}
p{margin:0 0 1.1em}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--primary);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:2000}
.skip-link:focus{left:0}

/* ============ 顶部导航 ============ */
.site-head{position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.head-top{height:64px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--ink);flex:0 0 auto}
.brand:hover{color:var(--primary)}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#fff;font-size:17px;font-weight:700;
}
.brand-text{white-space:nowrap}
.head-search{flex:1 1 auto;max-width:420px;position:relative}
.head-search input{
  width:100%;height:42px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#F7F8F5;padding:0 18px 0 42px;font-size:14px;transition:border-color .2s,box-shadow .2s,background .2s;
}
.head-search input::placeholder{color:var(--ink-3)}
.head-search input:focus{outline:none;background:#fff;border-color:var(--accent);box-shadow:0 0 0 3px rgba(15,181,166,.18)}
.head-search .s-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:16px;height:16px;opacity:.55}
.head-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}
.btn-primary-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border:0;cursor:pointer;
  background:var(--primary);color:#fff;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary-x:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md)}
.btn-primary-x:active{transform:none}
.btn-ghost-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;cursor:pointer;
  background:transparent;color:var(--accent);border:1.5px solid var(--accent);border-radius:var(--r-btn);font-size:15px;font-weight:600;
  transition:background .2s,color .2s;
}
.btn-ghost-x:hover{background:var(--accent);color:#fff}
.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;cursor:pointer;
  background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.2);border-radius:var(--r-btn);font-size:15px;font-weight:600;
  transition:background .2s,color .2s;
}
.btn-ghost-light:hover{background:#fff;color:var(--dark)}
.icon-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
}
.icon-btn:hover{border-color:var(--primary);color:var(--primary)}

/* 频道行 */
.head-tabs{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:64px;z-index:1029}
.head-tabs-inner{
  height:48px;display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.head-tabs-inner::-webkit-scrollbar{display:none}
.tab{
  height:34px;display:inline-flex;align-items:center;padding:0 16px;border-radius:var(--r-pill);
  background:#EDEFEA;color:var(--ink-2);font-size:14px;white-space:nowrap;flex:0 0 auto;
}
.tab:hover{background:#fff;color:var(--primary);box-shadow:var(--sh-sm)}
.tab.is-active{background:var(--primary);color:#fff}
.tab.is-active:hover{background:var(--primary-deep);color:#fff}

/* 抽屉 */
.site-drawer{width:min(86vw,330px);background:#fff;border-right:1px solid var(--line)}
.site-drawer .drawer-head{padding:20px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}
.drawer-list{list-style:none;margin:0;padding:12px 10px;display:grid;gap:4px}
.drawer-list a{display:block;padding:12px 14px;border-radius:10px;color:var(--ink-2);font-size:15px}
.drawer-list a:hover{background:#FFF7F3;color:var(--primary)}
.drawer-foot{padding:16px 20px 28px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3)}

/* ============ 文章头图区 ============ */
.article-hero{position:relative;background:var(--dark);overflow:hidden;color:var(--light-1)}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;
  opacity:.42;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(16,20,24,.94) 6%,rgba(16,20,24,.7) 46%,rgba(16,20,24,.28) 100%);
}
.article-hero .wrap{position:relative;z-index:2;padding-top:56px;padding-bottom:56px}
.breadcrumb-x{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 18px;padding:0;font-size:13.5px;color:var(--light-2)}
.breadcrumb-x li{display:flex;align-items:center;gap:8px;min-width:0}
.breadcrumb-x a{color:var(--light-2)}
.breadcrumb-x a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.breadcrumb-x .sep{opacity:.45}
.breadcrumb-x .current{max-width:280px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#fff}
.chip-cat{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(242,84,27,.16);color:#FFB79B;font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.article-hero h1{
  color:#fff;font-size:clamp(26px,3.4vw,40px);line-height:1.32;margin:16px 0 0;max-width:880px;font-weight:700;
}
.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:20px;font-size:14px;color:var(--light-2)}
.meta-line .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.35)}
.meta-line time{color:var(--light-2)}
.meta-line .badge-soft{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:6px;
  background:rgba(15,181,166,.18);color:#6FE3D7;font-size:12.5px;
}

/* ============ 文章主体布局 ============ */
.article-main{padding:48px 0 80px}
.article-layout{display:block}
.article-col{min-width:0}
.article-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);padding:32px;
}
.article-lead{
  font-size:16.5px;color:var(--ink-2);border-left:4px solid var(--accent);background:#F0FBFA;
  padding:18px 20px;border-radius:0 12px 12px 0;margin:0 0 28px;
}
.article-body{font-size:16.5px;line-height:1.9;color:var(--ink-2);overflow-wrap:break-word}
.article-body p{margin:0 0 1.1em}
.article-body h2{
  position:relative;font-size:24px;color:var(--ink);margin:var(--s5) 0 var(--s2);padding-left:14px;scroll-margin-top:130px;
}
.article-body h2::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:2px;background:var(--primary)}
.article-body h3{
  font-size:18px;color:var(--ink);margin:32px 0 12px;display:flex;align-items:center;gap:9px;scroll-margin-top:130px;
}
.article-body h3::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--primary);flex:0 0 auto}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 1.1em}
.article-body li{margin:.4em 0}
.article-body ul li::marker{color:var(--primary)}
.article-body ol li::marker{color:var(--primary);font-weight:700}
.article-body blockquote{
  margin:24px 0;padding:20px;border-left:4px solid var(--accent);background:#F0FBFA;
  border-radius:0 12px 12px 0;color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:24px auto}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:8px}
.article-body a{color:#0A8F84;border-bottom:1px solid rgba(15,181,166,.45)}
.article-body a:hover{color:var(--primary);border-bottom-color:var(--primary)}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);
  border-radius:12px;overflow:hidden;font-size:15px;margin:24px 0;
}
.article-body thead th{background:#F1F3EF;color:var(--ink);text-align:left;font-weight:600}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line)}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body tbody tr:nth-child(even){background:var(--soft)}
.article-body pre{
  background:var(--dark);color:#E8ECEF;padding:18px;border-radius:12px;overflow-x:auto;
  font-size:14px;line-height:1.7;margin:24px 0;
}
.article-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.article-body :not(pre) > code{background:#F1F3EF;color:var(--primary-deep);padding:2px 6px;border-radius:6px;font-size:14px}

/* 空态 */
.empty-state{
  border:1.5px dashed var(--line);border-radius:var(--r-card);padding:56px 24px;text-align:center;background:var(--soft);
}
.empty-state .es-icon{
  width:56px;height:56px;margin:0 auto 16px;border-radius:16px;background:#FFF1EA;color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;
}
.empty-state h2{font-size:20px;margin-bottom:10px}
.empty-state p{color:var(--ink-3);margin:0 0 20px}

/* 侧栏 */
.article-side{display:none}
.toc-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-sm);margin-bottom:20px;
}
.toc-card h4{font-size:14px;color:var(--ink-3);font-weight:600;letter-spacing:.04em;margin-bottom:12px}
.toc-list{list-style:none;margin:0;padding:0;max-height:52vh;overflow:auto}
.toc-list a{
  display:block;font-size:14px;color:var(--ink-2);padding:7px 10px;border-left:3px solid transparent;
  border-radius:0 8px 8px 0;line-height:1.5;
}
.toc-list a:hover{background:#FFF7F3;color:var(--primary)}
.toc-list a.is-current{border-left-color:var(--primary);background:#FFF7F3;color:var(--primary);font-weight:600}
.toc-list li.is-sub a{padding-left:24px;font-size:13.5px;color:var(--ink-3)}
.hot-card ol{list-style:none;margin:0;padding:0;counter-reset:hot}
.hot-card li{counter-increment:hot;display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px}
.hot-card li:last-child{border-bottom:0}
.hot-card li::before{
  content:counter(hot);font-weight:700;font-size:13px;color:var(--primary);
  background:#FFF1EA;border-radius:6px;min-width:22px;height:22px;display:inline-flex;align-items:center;justify-content:center;margin-top:3px;
}
.hot-card li a{color:var(--ink-2);line-height:1.55}
.hot-card li a:hover{color:var(--primary)}

/* 移动端目录折叠 */
.toc-mobile{display:block;margin:28px 0 0;border:1px solid var(--line);border-radius:var(--r-card);background:var(--soft);padding:14px 18px}
.toc-mobile summary{cursor:pointer;font-size:15px;font-weight:600;color:var(--ink);list-style:none}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile summary::after{content:"+";float:right;color:var(--primary);font-weight:700}
.toc-mobile[open] summary::after{content:"−"}

/* 标签 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;padding-top:24px;border-top:1px solid var(--line)}
.tag-row .label{font-size:14px;color:var(--ink-3);align-self:center;margin-right:2px}
.pill-tag{
  display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:var(--r-pill);
  background:#FFF1EA;color:#C93C0C;font-size:13px;
}
.pill-tag:hover{background:var(--primary);color:#fff}

/* 上下篇 */
.pager{display:grid;gap:16px;margin-top:40px}
.pager a{
  display:flex;gap:14px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:18px 20px;box-shadow:var(--sh-sm);transition:transform .2s,box-shadow .2s,border-color .2s;
}
.pager a:hover{border-color:#F7B79E;transform:translateY(-2px);box-shadow:var(--sh-md)}
.pager .arrow{font-size:18px;color:var(--primary);line-height:1.4}
.pager .p-label{font-size:13px;color:var(--ink-3);margin-bottom:4px}
.pager .p-title{font-size:15.5px;color:var(--ink);line-height:1.5}
.pager a:hover .p-title{color:var(--primary)}

/* 相关推荐 */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:56px 0 20px}
.section-head h2{font-size:22px;position:relative;padding-left:14px}
.section-head h2::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:2px;background:var(--primary)}
.link-more{font-size:14px;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{text-decoration:underline;text-underline-offset:4px}
.card-grid{display:grid;grid-template-columns:1fr;gap:20px}
.card-x{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-sm);transition:transform .2s,box-shadow .2s,border-color .2s;height:100%;
}
.card-x:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:#F7B79E}
.card-x .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E9EBE6}
.card-x .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.card-x:hover .thumb img{transform:scale(1.04)}
.card-x .thumb .cat{
  position:absolute;left:12px;top:12px;background:rgba(16,20,24,.78);color:#fff;
  font-size:12px;padding:4px 10px;border-radius:6px;
}
.card-x .thumb .score{
  position:absolute;right:12px;bottom:12px;display:inline-flex;align-items:center;gap:4px;
  background:var(--highlight);color:#3A2A00;font-size:12px;font-weight:700;padding:4px 9px;border-radius:6px;
}
.card-x .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-x h3{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-x:hover h3{color:var(--primary)}
.card-x p{
  font-size:14px;color:var(--ink-3);line-height:1.7;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-x .foot{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-3)}

/* 频道入口 */
.channel-grid{display:grid;grid-template-columns:1fr;gap:16px}
.channel-item{
  display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--sh-sm);
  transition:transform .2s,border-color .2s;
}
.channel-item:hover{transform:translateY(-2px);border-color:#F7B79E}
.channel-item .cn-name{font-size:17px;font-weight:600}
.channel-item .cn-desc{font-size:14px;color:var(--ink-3);margin-top:4px}
.channel-item .cn-go{font-size:14px;color:var(--primary);white-space:nowrap}

/* 订阅 CTA */
.cta-band{background:var(--dark);color:var(--light-1);border-radius:var(--r-card);padding:40px;position:relative;overflow:hidden;margin-top:64px}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,84,27,.35),transparent 68%);
}
.cta-band .inner{position:relative;z-index:2;display:grid;gap:24px}
.cta-band h2{color:#fff;font-size:24px;margin-bottom:10px}
.cta-band p{color:var(--light-2);font-size:15px;margin:0}
.subscribe-form{display:grid;gap:12px}
.subscribe-form input{
  height:48px;border-radius:var(--r-input);border:1px solid var(--line-dark);background:rgba(255,255,255,.08);
  color:#fff;padding:0 16px;font-size:15px;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.55)}
.subscribe-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(15,181,166,.22)}
.form-note{font-size:12px;color:rgba(255,255,255,.5);margin-top:10px}

/* 返回入口 */
.back-row{margin-top:32px;display:flex;flex-wrap:wrap;gap:12px}

/* ============ 页脚 ============ */
.site-foot{background:var(--dark);color:var(--light-2);margin-top:80px;padding:64px 0 28px}
.foot-grid{display:grid;grid-template-columns:1fr;gap:32px}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:#fff;margin-bottom:14px}
.foot-desc{font-size:14px;line-height:1.8;color:var(--light-2);margin:0;max-width:340px}
.foot-col h4{font-size:14px;color:#fff;font-weight:700;margin-bottom:14px}
.foot-col a{display:block;font-size:14px;color:var(--light-2);padding:5px 0}
.foot-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.foot-contact{list-style:none;margin:0;padding:0}
.foot-contact li{font-size:14px;padding:5px 0;color:var(--light-2)}
.foot-contact a{color:var(--light-2)}
.foot-contact a:hover{color:var(--accent)}
.foot-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line-dark);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
}
.foot-bottom a{color:rgba(255,255,255,.5)}
.foot-bottom a:hover{color:var(--accent)}

/* ============ 响应式 ============ */
@media (max-width:991.98px){
  .head-search{display:none}
  .head-top{height:56px}
  .head-tabs{top:56px}
  .article-hero .wrap{padding-top:40px;padding-bottom:40px}
  .article-panel{padding:24px}
  .article-main{padding:32px 0 64px}
  .cta-band{padding:28px}
}
@media (min-width:576px){
  .pager{grid-template-columns:1fr 1fr}
  .channel-grid{grid-template-columns:1fr 1fr}
}
@media (min-width:768px){
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
  .subscribe-form{grid-template-columns:1fr auto;align-items:center}
  .cta-band .inner{grid-template-columns:1fr 1fr;align-items:center}
}
@media (min-width:992px){
  .article-layout{display:grid;grid-template-columns:minmax(0,760px) 260px;gap:48px;justify-content:center;align-items:start}
  .article-side{display:block;position:sticky;top:130px}
  .toc-mobile{display:none}
}
@media (min-width:1200px){
  .card-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:575.98px){
  .wrap{padding:0 16px}
  .brand-text{font-size:17px}
  .btn-primary-x,.btn-ghost-x,.btn-ghost-light{width:100%;height:48px}
  .article-hero h1{font-size:26px}
  .article-body h2{font-size:21px}
  .article-body{font-size:16px}
  .article-panel{padding:20px}
}

/* roulang page: category1 */
:root{
  --primary:#F2541B;
  --primary-deep:#C93C0C;
  --accent:#0FB5A6;
  --highlight:#FFC53D;
  --bg:#F4F5F2;
  --surface:#FFFFFF;
  --dark:#101418;
  --ink:#14181C;
  --ink-2:#4A5259;
  --ink-3:#8A9299;
  --line:#E3E6E0;
  --soft:#FAFBF8;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:12px;
  --sh-sm:0 1px 2px rgba(16,20,24,.06);
  --sh-md:0 8px 24px rgba(16,20,24,.08);
  --sh-lg:0 18px 48px rgba(16,20,24,.14);
  --sh-dark:0 12px 32px rgba(0,0,0,.45);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  letter-spacing:0;
}
img{max-width:100%;display:block;}
a{color:var(--ink);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--primary);}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
h1,h2,h3,h4{line-height:1.28;letter-spacing:.01em;margin:0;color:var(--ink);font-weight:700;}
p{margin:0;}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px;}

/* ============ 顶部导航 ============ */
.site-head{position:sticky;top:0;z-index:80;background:var(--surface);border-bottom:1px solid var(--line);transition:box-shadow .25s ease;}
.site-head.is-scrolled{box-shadow:var(--sh-md);}
.head-main-inner{display:flex;align-items:center;gap:20px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:8px;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;flex:0 0 auto;
}
.brand-text{font-size:20px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:.01em;}
.brand:hover .brand-text{color:var(--primary);}
.head-search{position:relative;flex:1 1 auto;max-width:420px;margin:0 auto;}
.head-search .s-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--ink-3);}
.head-search .s-input{
  width:100%;height:42px;border-radius:999px;border:1px solid var(--line);background:var(--bg);
  padding:0 92px 0 40px;font-size:14px;color:var(--ink);transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.head-search .s-input::placeholder{color:var(--ink-3);}
.head-search .s-input:focus{outline:none;border-color:var(--accent);background:#fff;box-shadow:0 8px 20px rgba(16,20,24,.08);}
.head-search .s-btn{
  position:absolute;right:4px;top:4px;height:34px;padding:0 16px;border:0;border-radius:999px;
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:background-color .18s ease;
}
.head-search .s-btn:hover{background:var(--primary-deep);}
.head-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:42px;padding:0 20px;border-radius:var(--r-btn);border:0;background:var(--primary);color:#fff;
  font-size:15px;font-weight:600;cursor:pointer;transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease;
}
.btn-main:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md);}
.btn-main:active{transform:none;}
.menu-btn{
  display:none;width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;
}
.menu-btn span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.menu-btn span::before{top:-6px;}
.menu-btn span::after{top:6px;}

.head-tabs{border-top:1px solid var(--line);background:var(--surface);position:relative;}
.head-tabs-inner{
  display:flex;align-items:center;gap:10px;height:48px;overflow-x:auto;scrollbar-width:none;
}
.head-tabs-inner::-webkit-scrollbar{display:none;}
.tab{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  background:#EDEFEA;color:var(--ink-2);font-size:14px;font-weight:500;white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.tab:hover{background:#fff;color:var(--primary);box-shadow:var(--sh-sm);}
.tab.is-active{background:var(--primary);color:#fff;font-weight:600;}
.tab.is-active:hover{background:var(--primary-deep);color:#fff;}

/* offcanvas */
.offcanvas-end{width:300px;border-left:1px solid var(--line);}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.offcanvas-title{font-size:17px;font-weight:700;}
.offcanvas-body{padding:16px 20px 28px;}
.drawer-links{display:flex;flex-direction:column;gap:6px;margin-bottom:20px;}
.drawer-links a{
  display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-radius:var(--r-btn);
  background:var(--soft);font-size:15px;color:var(--ink-2);
}
.drawer-links a:hover{background:#EDEFEA;color:var(--primary);}
.drawer-links a.is-active{background:var(--primary);color:#fff;font-weight:600;}
.drawer-search{display:flex;flex-direction:column;gap:10px;}
.drawer-search input{
  width:100%;height:48px;border-radius:var(--r-input);border:1px solid var(--line);background:#fff;
  padding:0 16px;font-size:14px;color:var(--ink);
}
.drawer-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(15,181,166,.15);}

/* ============ 页头 ============ */
.page-hero{
  position:relative;color:#F2F4F6;padding:34px 0 40px;
  background:
    linear-gradient(115deg,rgba(16,20,24,.95) 0%,rgba(16,20,24,.78) 52%,rgba(16,20,24,.5) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:22px;}
.crumb a{color:rgba(255,255,255,.78);}
.crumb a:hover{color:var(--accent);}
.crumb span.sep{color:rgba(255,255,255,.34);}
.crumb .cur{color:#fff;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;border-radius:6px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);
  font-size:12px;color:#F2F4F6;letter-spacing:.02em;margin-bottom:16px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--highlight);display:block;}
.page-hero h1{font-size:40px;color:#fff;max-width:860px;margin-bottom:14px;}
.hero-lead{font-size:16px;line-height:1.85;color:rgba(255,255,255,.75);max-width:720px;}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.pill{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.86);
  font-size:14px;cursor:pointer;transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.pill:hover{background:#fff;color:var(--primary);border-color:#fff;}
.pill.is-active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;}

/* ============ 数据带 ============ */
.stat-band{padding:0;margin-top:-26px;position:relative;z-index:5;}
.stat-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-md);overflow:hidden;
}
.stat-cell{padding:22px 24px;border-right:1px solid var(--line);}
.stat-cell:last-child{border-right:0;}
.stat-num{font-size:30px;font-weight:700;color:var(--ink);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat-num em{font-size:15px;font-style:normal;color:var(--ink-3);margin-left:4px;font-weight:500;}
.stat-label{font-size:14px;color:var(--ink-2);margin-top:6px;}
.stat-tag{display:inline-flex;align-items:center;gap:5px;margin-top:10px;font-size:12px;color:var(--accent);background:#E9F8F6;border-radius:999px;padding:2px 10px;}

/* ============ 横滑分区 ============ */
.rail{padding:52px 0 46px;}
.rail--light{background:var(--surface);}
.rail--soft{background:var(--soft);}
.rail--dark{background:var(--dark);color:#F2F4F6;}
.rail-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px;}
.rail-title{font-size:26px;display:flex;align-items:center;gap:12px;}
.rail-title::before{content:"";width:5px;height:24px;border-radius:3px;background:var(--primary);display:block;flex:0 0 auto;}
.rail--dark .rail-title{color:#F2F4F6;}
.rail-sub{font-size:14px;color:var(--ink-2);margin-top:8px;}
.rail--dark .rail-sub{color:rgba(255,255,255,.62);}
.rail-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);white-space:nowrap;}
.rail-more:hover{color:var(--primary-deep);text-decoration:underline;text-underline-offset:4px;}
.rail-shell{position:relative;}
.rail-track{
  display:flex;gap:18px;overflow-x:auto;padding:4px 2px 14px;
  scroll-snap-type:x mandatory;scroll-behavior:smooth;scrollbar-width:none;
}
.rail-track::-webkit-scrollbar{display:none;}
.rail-nav{
  position:absolute;top:38%;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--ink);display:flex;align-items:center;justify-content:center;cursor:pointer;
  box-shadow:var(--sh-md);z-index:4;transition:background-color .18s ease,color .18s ease;
}
.rail-nav:hover{background:var(--primary);color:#fff;border-color:var(--primary);}
.rail-nav.prev{left:-18px;}
.rail-nav.next{right:-18px;}

.gcard{
  flex:0 0 auto;width:clamp(206px,24vw,264px);scroll-snap-align:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;display:flex;flex-direction:column;
}
.gcard:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:#F6C3AC;}
.gcard-media{position:relative;overflow:hidden;background:#E9EBE6;}
.gcard-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease;}
.gcard:hover .gcard-media img{transform:scale(1.04);}
.gcard-badge{
  position:absolute;top:10px;left:10px;padding:3px 10px;border-radius:6px;font-size:12px;
  background:rgba(242,84,27,.94);color:#fff;font-weight:500;
}
.gcard-hot{
  position:absolute;right:10px;bottom:10px;display:inline-flex;align-items:center;gap:5px;
  padding:3px 9px;border-radius:6px;font-size:12px;font-weight:600;background:var(--highlight);color:#3A2A00;
}
.gcard-hot svg{width:11px;height:11px;}
.gcard-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px;flex:1 1 auto;}
.gcard-title{
  font-size:17px;font-weight:700;line-height:1.5;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.gcard:hover .gcard-title{color:var(--primary);}
.gcard-desc{
  font-size:14px;line-height:1.7;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.gcard-meta{
  margin-top:auto;display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-3);border-top:1px dashed var(--line);padding-top:10px;
}
.gcard-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--ink-3);display:block;}
.chip{display:inline-flex;align-items:center;padding:2px 9px;border-radius:999px;font-size:12px;background:#FDEDE5;color:var(--primary);}
.chip--cyan{background:#E6F7F5;color:#0A7F75;}

/* 深色区卡片 */
.rail--dark .gcard{background:#171C22;border-color:rgba(255,255,255,.12);}
.rail--dark .gcard:hover{border-color:rgba(15,181,166,.6);}
.rail--dark .gcard-title{color:#F2F4F6;}
.rail--dark .gcard:hover .gcard-title{color:var(--highlight);}
.rail--dark .gcard-desc{color:rgba(255,255,255,.66);}
.rail--dark .gcard-meta{color:rgba(255,255,255,.55);border-top-color:rgba(255,255,255,.12);}
.rail--dark .gcard-meta .dot{background:rgba(255,255,255,.4);}
.rail--dark .chip{background:rgba(242,84,27,.2);color:#FFB295;}
.rail--dark .chip--cyan{background:rgba(15,181,166,.18);color:#7FE3D8;}
.rail--dark .rail-nav{background:#1D232A;border-color:rgba(255,255,255,.14);color:#fff;}
.rail--dark .rail-nav:hover{background:var(--primary);border-color:var(--primary);}

/* ============ 核对流程 ============ */
.flow-section{padding:64px 0;background:var(--surface);}
.flow-head{max-width:680px;margin-bottom:36px;}
.flow-head h2{font-size:26px;margin-bottom:12px;}
.flow-head p{font-size:16px;color:var(--ink-2);}
.flow{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;}
.flow::before{content:"";position:absolute;left:16px;right:16px;top:17px;height:2px;background:linear-gradient(90deg,var(--primary),#F7C6B0 70%,var(--line));}
.flow li{position:relative;padding-top:52px;}
.flow-num{
  position:absolute;top:0;left:0;width:36px;height:36px;border-radius:50%;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;box-shadow:0 0 0 6px #fff;
}
.flow li h3{font-size:17px;margin-bottom:8px;}
.flow li p{font-size:14px;color:var(--ink-2);line-height:1.75;}

/* ============ FAQ ============ */
.faq-section{padding:64px 0;background:var(--bg);}
.faq-head{margin-bottom:28px;max-width:680px;}
.faq-head h2{font-size:26px;margin-bottom:12px;}
.faq-head p{font-size:16px;color:var(--ink-2);}
.accordion-item{
  border:1px solid var(--line);border-radius:12px;overflow:hidden;margin-bottom:10px;background:#fff;
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  font-size:17px;font-weight:700;color:var(--ink);background:#fff;padding:18px 52px 18px 20px;
  box-shadow:none;border:0;width:100%;text-align:left;line-height:1.5;
}
.accordion-button:not(.collapsed){background:#FFF7F3;color:var(--primary);box-shadow:inset 3px 0 0 var(--primary);}
.accordion-button:focus{z-index:3;border-color:transparent;box-shadow:inset 3px 0 0 var(--primary);}
.accordion-button::after{
  position:absolute;right:20px;top:50%;margin:0;transform:translateY(-50%);
  width:14px;height:14px;content:"";
  background-image:linear-gradient(var(--primary),var(--primary)),linear-gradient(var(--primary),var(--primary));
  background-size:14px 2px,2px 14px;background-position:center,center;background-repeat:no-repeat;
  transition:transform .22s ease;
}
.accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(45deg);}
.accordion-body{padding:4px 20px 20px;font-size:15px;line-height:1.8;color:var(--ink-2);}

/* ============ 相关频道 ============ */
.related{padding:56px 0;background:var(--surface);}
.related h2{font-size:24px;margin-bottom:8px;}
.related p.lead{font-size:15px;color:var(--ink-2);margin-bottom:24px;}
.rel-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.rel-item{
  display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 20px;
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--soft);
  transition:border-color .18s ease,transform .18s ease,background-color .18s ease;
}
.rel-item:hover{border-color:#F6C3AC;background:#FFF7F3;transform:translateY(-2px);}
.rel-item strong{font-size:16px;font-weight:700;display:block;color:var(--ink);}
.rel-item:hover strong{color:var(--primary);}
.rel-item span.small{font-size:13px;color:var(--ink-3);display:block;margin-top:4px;}
.rel-item .arrow{color:var(--primary);font-size:18px;line-height:1;}

/* ============ 订阅 CTA ============ */
.cta{
  background:linear-gradient(120deg,#101418 0%,#1B222A 100%);color:#F2F4F6;padding:56px 0;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;}
.cta-copy h2{color:#fff;font-size:26px;margin-bottom:10px;}
.cta-copy p{font-size:15px;color:rgba(255,255,255,.7);max-width:520px;}
.cta-form{flex:1 1 420px;max-width:520px;}
.cta-form .rowline{display:flex;gap:12px;}
.cta-form input{
  flex:1 1 auto;height:48px;border-radius:var(--r-input);border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);color:#fff;padding:0 16px;font-size:14px;
}
.cta-form input::placeholder{color:rgba(255,255,255,.45);}
.cta-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(15,181,166,.22);background:rgba(255,255,255,.12);}
.cta-form button{
  height:48px;padding:0 24px;border:0;border-radius:var(--r-btn);background:var(--primary);color:#fff;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;transition:background-color .18s ease,transform .18s ease;
}
.cta-form button:hover{background:var(--primary-deep);transform:translateY(-2px);}
.cta-form .privacy{font-size:12px;color:rgba(255,255,255,.5);margin-top:10px;}

/* ============ 页脚 ============ */
.site-foot{background:var(--dark);color:rgba(255,255,255,.72);padding:56px 0 0;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#F2F4F6;margin-bottom:14px;}
.foot-brand .brand-mark{background:var(--primary);color:#fff;}
.foot-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:320px;}
.foot-col h4{font-size:14px;font-weight:700;color:#F2F4F6;margin-bottom:16px;}
.foot-col a{display:block;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:10px;}
.foot-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px;}
.foot-contact{list-style:none;margin:0;padding:0;}
.foot-contact li{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:10px;}
.foot-contact li span:first-child{color:rgba(255,255,255,.5);}
.foot-contact a{display:inline;color:rgba(255,255,255,.72);}
.foot-contact a:hover{color:var(--accent);}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:18px 0 26px;display:flex;align-items:center;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5);
}
.foot-bottom a{color:rgba(255,255,255,.5);}
.foot-bottom a:hover{color:var(--accent);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .page-hero h1{font-size:34px;}
  .rail-nav.prev{left:-10px;}
  .rail-nav.next{right:-10px;}
}
@media (max-width:991.98px){
  .head-search{display:none;}
  .menu-btn{display:flex;}
  .head-main-inner{height:56px;gap:12px;}
  .brand-text{font-size:18px;}
  .btn-main{display:none;}
  .rail{padding:44px 0 38px;}
  .rail-title{font-size:22px;}
  .rail-nav{display:none;}
  .flow{grid-template-columns:repeat(2,1fr);gap:26px 20px;}
  .flow::before{display:none;}
  .rel-list{grid-template-columns:1fr;}
  .cta-inner{gap:24px;}
  .cta-form{flex:1 1 100%;max-width:none;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .page-hero{padding:26px 0 34px;}
  .page-hero h1{font-size:30px;}
}
@media (max-width:767.98px){
  .stat-grid{grid-template-columns:1fr 1fr;}
  .stat-cell{border-right:0;border-bottom:1px solid var(--line);padding:18px 20px;}
  .stat-cell:nth-child(odd){border-right:1px solid var(--line);}
  .stat-cell:nth-child(3),.stat-cell:nth-child(4){border-bottom:0;}
  .foot-grid{grid-template-columns:1fr;gap:24px;}
  .flow{grid-template-columns:1fr;}
  .cta-form .rowline{flex-direction:column;}
  .cta-form button{width:100%;}
}
@media (max-width:575.98px){
  .wrap{padding:0 16px;}
  .page-hero h1{font-size:26px;}
  .hero-lead{font-size:15px;}
  .stat-num{font-size:24px;}
  .rail-title{font-size:20px;}
  .rail-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .gcard{width:74vw;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}

/* roulang page: category2 */
:root{
  --primary:#F2541B;
  --primary-deep:#C93C0C;
  --accent:#0FB5A6;
  --highlight:#FFC53D;
  --bg:#F4F5F2;
  --surface:#FFFFFF;
  --bg-alt:#FAFBF8;
  --dark:#101418;
  --ink:#14181C;
  --ink-2:#4A5259;
  --ink-3:#8A9299;
  --line:#E3E6E0;
  --line-dark:rgba(255,255,255,.12);
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:12px;
  --sh-sm:0 1px 2px rgba(16,20,24,.06);
  --sh-md:0 8px 24px rgba(16,20,24,.08);
  --sh-lg:0 18px 48px rgba(16,20,24,.14);
  --sh-dark:0 12px 32px rgba(0,0,0,.45);
  --head-main-h:64px;
  --head-tabs-h:48px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  letter-spacing:0;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--ink);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--primary);}
h1,h2,h3,h4{margin:0;line-height:1.28;letter-spacing:.01em;color:var(--ink);font-weight:700;}
p{margin:0 0 1.1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

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

/* ---------- 按钮 ---------- */
.btn-main,.btn-line,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-main{background:var(--primary);color:#fff;box-shadow:var(--sh-sm);}
.btn-main:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md);}
.btn-main:active{transform:none;}
.btn-line{background:transparent;border:1.5px solid var(--accent);color:var(--accent);}
.btn-line:hover{background:var(--accent);color:#fff;}
.btn-ghost{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);color:#F2F4F6;}
.btn-ghost:hover{background:#fff;color:var(--dark);}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:15px;}
.link-more:hover{text-decoration:underline;text-underline-offset:4px;color:var(--primary-deep);}

/* ---------- 头部 ---------- */
.site-head{position:sticky;top:0;z-index:1030;background:var(--surface);border-bottom:1px solid var(--line);}
.head-main-inner{display:flex;align-items:center;gap:20px;height:var(--head-main-h);}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;
  box-shadow:0 6px 16px rgba(242,84,27,.32);
}
.brand-text{font-size:20px;font-weight:700;color:var(--ink);white-space:nowrap;}
.brand:hover .brand-text{color:var(--primary);}
.head-search{
  flex:1 1 auto;max-width:420px;display:flex;align-items:center;
  background:#EDEFEA;border-radius:999px;border:1px solid transparent;
  padding:0 6px 0 16px;height:40px;transition:all .2s ease;
}
.head-search:focus-within{background:#fff;border-color:var(--accent);box-shadow:var(--sh-md);}
.head-search input{
  flex:1;border:0;background:transparent;height:100%;font-size:14px;color:var(--ink);outline:none;
}
.head-search input::placeholder{color:var(--ink-3);font-size:14px;}
.head-search button{
  width:32px;height:32px;border-radius:999px;border:0;background:transparent;color:var(--ink-2);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
}
.head-search button:hover{background:var(--primary);color:#fff;}
.head-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.head-cta{height:40px;padding:0 18px;font-size:14px;}
.burger{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);align-items:center;justify-content:center;cursor:pointer;
}

.head-tabs{background:var(--surface);border-top:1px solid var(--line);}
.head-tabs-inner{
  display:flex;align-items:center;gap:8px;height:var(--head-tabs-h);
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.head-tabs-inner::-webkit-scrollbar{display:none;}
.tab{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  background:#EDEFEA;color:var(--ink-2);font-size:14px;font-weight:600;white-space:nowrap;
  transition:all .18s ease;
}
.tab:hover{background:#fff;color:var(--primary);box-shadow:var(--sh-sm);}
.tab.is-active{background:var(--primary);color:#fff;}
.tab.is-active:hover{background:var(--primary-deep);color:#fff;}

/* ---------- 移动端抽屉 ---------- */
.drawer-list{display:flex;flex-direction:column;gap:6px;}
.drawer-list a{
  display:block;padding:12px 14px;border-radius:10px;background:#F4F5F2;color:var(--ink);font-weight:600;
}
.drawer-list a:hover{background:#FFF7F3;color:var(--primary);}
.offcanvas{background:var(--dark);color:#F2F4F6;}
.offcanvas .offcanvas-header{border-bottom:1px solid var(--line-dark);}
.offcanvas .btn-close{filter:invert(1) grayscale(1);opacity:.8;}

/* ---------- 内页 banner ---------- */
.page-hero{
  position:relative;color:#F2F4F6;overflow:hidden;
  background-image:linear-gradient(90deg,rgba(16,20,24,.94) 0%,rgba(16,20,24,.72) 48%,rgba(16,20,24,.34) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:120px;
  background:linear-gradient(180deg,rgba(16,20,24,0) 0%,rgba(16,20,24,.55) 100%);
  pointer-events:none;
}
.page-hero .wrap{position:relative;z-index:2;padding-top:48px;padding-bottom:56px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;border-radius:6px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);
  font-size:12px;color:#F2F4F6;letter-spacing:.04em;
}
.page-hero h1{
  margin:18px 0 14px;color:#F2F4F6;font-size:44px;max-width:820px;
}
.page-hero .hero-lead{
  max-width:640px;font-size:16px;color:rgba(255,255,255,.76);margin-bottom:24px;
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:28px;margin-top:32px;padding-top:22px;border-top:1px solid var(--line-dark);
}
.hero-fact span{display:block;}
.hero-fact .num{font-size:26px;font-weight:700;color:#fff;line-height:1.2;}
.hero-fact .lab{font-size:13px;color:rgba(255,255,255,.6);}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--surface);border-bottom:1px solid var(--line);}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:14px;color:var(--ink-3);}
.crumb li{display:inline-flex;align-items:center;gap:8px;}
.crumb li+li::before{content:"/";color:#C6CBC3;}
.crumb a{color:var(--ink-2);}
.crumb a:hover{color:var(--primary);}
.crumb .current{color:var(--ink);font-weight:600;}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0;}
.section-alt{background:var(--bg-alt);}
.section-dark{background:var(--dark);color:#F2F4F6;}
.section-dark h2,.section-dark h3{color:#F2F4F6;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.sec-head h2{font-size:28px;position:relative;padding-left:16px;}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--primary);
}
.sec-desc{font-size:15px;color:var(--ink-2);margin-top:10px;max-width:760px;}
.section-dark .sec-desc{color:rgba(255,255,255,.68);}
.section-dark .sec-head h2{color:#F2F4F6;}

/* ---------- 筛选 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;padding:24px 0 8px;}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  background:#EDEFEA;color:var(--ink-2);font-size:14px;font-weight:600;border:1px solid transparent;
}
.chip:hover{background:#fff;color:var(--primary);border-color:#F7D2C2;box-shadow:var(--sh-sm);}
.chip.is-on{background:var(--primary);color:#fff;}
.chip.is-on:hover{background:var(--primary-deep);color:#fff;}

/* ---------- 排行主区 ---------- */
.rank-hero{
  display:grid;grid-template-columns:minmax(0,320px) minmax(0,1fr) 168px;gap:0;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-sm);transition:all .2s ease;
}
.rank-hero:hover{border-color:#F7C4B0;box-shadow:var(--sh-md);transform:translateY(-2px);}
.rank-hero-media{position:relative;background:var(--dark);}
.rank-hero-media img{width:100%;height:100%;min-height:230px;object-fit:cover;}
.rank-hero-media .top-flag{
  position:absolute;top:12px;left:12px;height:28px;padding:0 12px;border-radius:6px;
  background:var(--highlight);color:#3A2A00;font-size:12px;font-weight:700;
  display:inline-flex;align-items:center;gap:6px;
}
.rank-hero-body{padding:24px;display:flex;flex-direction:column;gap:12px;}
.rank-hero-body h3{font-size:22px;line-height:1.4;}
.rank-hero-body h3 a:hover{color:var(--primary);}
.rank-hero-body p{font-size:15px;color:var(--ink-2);margin:0;}
.rank-hero-data{
  padding:24px 20px;border-left:1px solid var(--line);background:var(--bg-alt);
  display:flex;flex-direction:column;justify-content:center;gap:14px;
}
.rank-hero-data .row{display:flex;flex-direction:column;gap:2px;}
.rank-hero-data .num{font-size:24px;font-weight:700;color:var(--primary);line-height:1.2;}
.rank-hero-data .lab{font-size:13px;color:var(--ink-3);}

.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1;
}
.tag-orange{background:#FFF0E9;color:var(--primary);}
.tag-cyan{background:#E4F8F6;color:#0A8B80;}
.tag-gold{background:var(--highlight);color:#3A2A00;}
.tag-gray{background:#EDEFEA;color:var(--ink-2);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

.rank-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:20px;}
.rank-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;transition:all .2s ease;
}
.rank-card:hover{border-color:#F7C4B0;box-shadow:var(--sh-md);transform:translateY(-2px);}
.rank-card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--dark);}
.rank-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.rank-card:hover .rank-card-media img{transform:scale(1.04);}
.rank-card-media .no-badge{
  position:absolute;left:12px;bottom:12px;height:30px;min-width:44px;padding:0 12px;border-radius:8px;
  background:rgba(16,20,24,.82);color:#fff;font-weight:700;font-size:15px;
  display:inline-flex;align-items:center;justify-content:center;
}
.rank-card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;}
.rank-card-body h3{font-size:18px;line-height:1.5;}
.rank-card-body p{font-size:14px;color:var(--ink-2);margin:0;}
.rank-card-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3);
}
.rank-card-foot .hot{color:var(--accent);font-weight:600;}

.rank-list{margin-top:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;}
.rank-row{
  display:grid;grid-template-columns:72px 108px minmax(0,1fr) 170px;align-items:center;gap:18px;
  padding:16px 20px;border-bottom:1px solid var(--line);transition:background-color .18s ease;
}
.rank-row:last-child{border-bottom:0;}
.rank-row:hover{background:#FFF7F3;}
.rank-no{
  font-size:38px;font-weight:700;line-height:1;color:rgba(242,84,27,.22);
  font-variant-numeric:tabular-nums;transition:color .18s ease;
}
.rank-row:hover .rank-no{color:var(--primary);}
.rank-thumb{aspect-ratio:16/10;border-radius:var(--r-img);overflow:hidden;background:var(--dark);}
.rank-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.rank-row:hover .rank-thumb img{transform:scale(1.05);}
.rank-body{display:flex;flex-direction:column;gap:8px;min-width:0;}
.rank-body h3{font-size:17px;line-height:1.45;}
.rank-body h3 a{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.rank-row:hover .rank-body h3 a{color:var(--primary);}
.rank-body p{
  margin:0;font-size:14px;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rank-data{display:flex;flex-direction:column;gap:6px;justify-self:end;text-align:right;}
.rank-data .val{font-size:18px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;}
.rank-data .val.hot{color:var(--accent);}
.rank-data .lab{font-size:12px;color:var(--ink-3);}

/* ---------- 数据条 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.stat-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-sm);transition:all .2s ease;
}
.stat-card:hover{box-shadow:var(--sh-md);transform:translateY(-2px);}
.stat-card .num{font-size:30px;font-weight:700;color:var(--primary);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat-card .lab{font-size:15px;font-weight:600;margin-top:8px;}
.stat-card .sub{font-size:13px;color:var(--ink-3);margin-top:6px;}

/* ---------- 说明 / 时间线 ---------- */
.split{display:grid;grid-template-columns:minmax(0,480px) minmax(0,1fr);gap:36px;align-items:center;}
.split-media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--dark);box-shadow:var(--sh-md);}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split-body h2{font-size:28px;margin-bottom:14px;position:relative;padding-left:16px;}
.split-body h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--primary);}
.split-body p{font-size:15px;color:var(--ink-2);}
.steps{display:flex;flex-direction:column;gap:14px;margin-top:20px;}
.step{display:flex;gap:14px;align-items:flex-start;}
.step-no{
  flex:0 0 auto;width:30px;height:30px;border-radius:8px;background:#FFF0E9;color:var(--primary);
  font-weight:700;font-size:14px;display:inline-flex;align-items:center;justify-content:center;
}
.step-txt strong{display:block;font-size:15px;margin-bottom:2px;}
.step-txt span{font-size:14px;color:var(--ink-2);}

/* ---------- FAQ ---------- */
.faq-acc{display:flex;flex-direction:column;gap:10px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface);overflow:hidden;
}
.faq-item .accordion-button{
  width:100%;background:var(--surface);border:0;padding:18px 20px;font-size:17px;font-weight:700;
  color:var(--ink);text-align:left;box-shadow:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item .accordion-button::after{
  content:"";flex:0 0 auto;width:14px;height:14px;
  border-right:2px solid var(--ink-3);border-bottom:2px solid var(--ink-3);
  transform:rotate(45deg);transition:transform .2s ease;margin:0;
  background:none;
}
.faq-item .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--primary);}
.faq-item .accordion-button:not(.collapsed){
  background:#FFF7F3;color:var(--primary);box-shadow:inset 3px 0 0 var(--primary);
}
.faq-item .accordion-button:focus{box-shadow:none;outline:2px solid var(--accent);outline-offset:-2px;}
.faq-a{padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--ink-2);}

/* ---------- 相关分类入口 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.cat-card{
  display:flex;gap:16px;align-items:center;padding:16px;border-radius:var(--r-card);
  background:var(--surface);border:1px solid var(--line);transition:all .2s ease;
}
.cat-card:hover{border-color:#F7C4B0;box-shadow:var(--sh-md);transform:translateY(-2px);}
.cat-card img{width:64px;height:64px;border-radius:var(--r-img);object-fit:cover;flex:0 0 auto;}
.cat-card h3{font-size:16px;margin-bottom:4px;}
.cat-card p{font-size:13px;color:var(--ink-3);margin:0;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--dark);border-radius:var(--r-card);padding:40px;color:#F2F4F6;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,440px);gap:32px;align-items:center;
  background-image:radial-gradient(680px 320px at 100% 0%,rgba(242,84,27,.22) 0%,rgba(16,20,24,0) 70%);
}
.cta-band h2{font-size:26px;color:#F2F4F6;margin-bottom:10px;}
.cta-band p{font-size:15px;color:rgba(255,255,255,.7);margin:0;}
.sub-form{display:flex;gap:10px;}
.sub-form input{
  flex:1;height:48px;border-radius:var(--r-input);border:1px solid var(--line-dark);
  background:rgba(255,255,255,.08);color:#F2F4F6;padding:0 16px;font-size:15px;outline:none;
}
.sub-form input::placeholder{color:rgba(255,255,255,.48);}
.sub-form input:focus{border-color:var(--accent);background:rgba(255,255,255,.12);}
.sub-form button{height:48px;padding:0 22px;border-radius:var(--r-btn);border:0;background:var(--primary);color:#fff;font-weight:600;cursor:pointer;transition:background-color .18s ease,transform .18s ease;}
.sub-form button:hover{background:var(--primary-deep);transform:translateY(-2px);}
.sub-note{font-size:12px;color:rgba(255,255,255,.5);margin-top:10px;}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--dark);color:#F2F4F6;margin-top:0;padding-top:56px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#F2F4F6;margin-bottom:14px;}
.foot-brand .brand-mark{width:32px;height:32px;font-size:16px;border-radius:9px;}
.foot-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);margin:0;max-width:340px;}
.foot-col h4{font-size:14px;font-weight:700;color:#F2F4F6;margin-bottom:16px;}
.foot-col a{display:block;font-size:14px;color:rgba(255,255,255,.72);padding:5px 0;}
.foot-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px;}
.foot-contact li{font-size:14px;color:rgba(255,255,255,.72);padding:5px 0;}
.foot-contact a{display:inline;color:var(--accent);}
.foot-contact a:hover{text-decoration:underline;}
.foot-bottom{
  border-top:1px solid var(--line-dark);padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
}
.foot-bottom a{color:rgba(255,255,255,.5);}
.foot-bottom a:hover{color:var(--accent);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .rank-hero{grid-template-columns:minmax(0,280px) minmax(0,1fr) 150px;}
}
@media (max-width:991.98px){
  .head-search{display:none;}
  .burger{display:inline-flex;}
  .head-cta{display:none;}
  .page-hero h1{font-size:34px;}
  .page-hero .wrap{padding-top:36px;padding-bottom:44px;}
  .section{padding:56px 0;}
  .sec-head h2,.split-body h2{font-size:24px;}
  .rank-hero{grid-template-columns:minmax(0,1fr);}
  .rank-hero-media img{min-height:200px;aspect-ratio:16/9;}
  .rank-hero-data{border-left:0;border-top:1px solid var(--line);flex-direction:row;justify-content:space-between;gap:16px;}
  .rank-row{grid-template-columns:56px 88px minmax(0,1fr);gap:14px;}
  .rank-data{grid-column:1/-1;flex-direction:row;justify-self:start;text-align:left;gap:18px;}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .split{grid-template-columns:minmax(0,1fr);gap:28px;}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:32px;}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:767.98px){
  .wrap{padding:0 16px;}
  .brand-text{font-size:17px;}
  .page-hero h1{font-size:30px;}
  .hero-facts{gap:20px;}
  .rank-pair{grid-template-columns:minmax(0,1fr);}
  .rank-row{grid-template-columns:48px 76px minmax(0,1fr);padding:14px 16px;}
  .rank-no{font-size:30px;}
  .rank-body h3 a{white-space:normal;}
  .foot-grid{grid-template-columns:minmax(0,1fr);}
  .foot-bottom{flex-direction:column;gap:6px;}
  .btn-main,.btn-line,.btn-ghost{width:100%;height:48px;}
  .hero-actions{flex-direction:column;}
  .sub-form{flex-direction:column;}
  .sub-form button{width:100%;}
}
@media (max-width:575.98px){
  .stat-grid{grid-template-columns:minmax(0,1fr);}
  .cat-grid{grid-template-columns:minmax(0,1fr);}
  .rank-hero-body h3{font-size:19px;}
  .section{padding:48px 0;}
}

/* roulang page: category3 */
:root{
    --primary:#F2541B;
    --primary-deep:#C93C0C;
    --accent:#0FB5A6;
    --highlight:#FFC53D;
    --bg:#F4F5F2;
    --surface:#FFFFFF;
    --dark:#101418;
    --ink:#14181C;
    --ink-2:#4A5259;
    --ink-3:#8A9299;
    --line:#E3E6E0;
    --soft:#EDEFEA;
    --r-card:14px;
    --r-img:12px;
    --r-btn:10px;
    --r-input:12px;
    --sh-sm:0 1px 2px rgba(16,20,24,.06);
    --sh-md:0 8px 24px rgba(16,20,24,.08);
    --sh-lg:0 18px 48px rgba(16,20,24,.14);
    --dark-line:rgba(255,255,255,.12);
    --head-h:112px;
  }
  *{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
    font-size:16px;
    line-height:1.85;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;transition:color .2s ease;}
  h1,h2,h3,h4{margin:0;line-height:1.28;letter-spacing:.01em;font-weight:700;}
  p{margin:0 0 1.1em;}
  p:last-child{margin-bottom:0;}
  ul,ol{margin:0;padding:0;list-style:none;}
  button,input{font:inherit;}
  :focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
  .wrap{max-width:1200px;margin:0 auto;padding:0 20px;}
  .section{padding:76px 0;}

  /* ---------- 顶部导航 ---------- */
  .site-head{position:sticky;top:0;z-index:60;background:var(--surface);box-shadow:var(--sh-sm);}
  .head-top{height:64px;display:flex;align-items:center;gap:16px;}
  .brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--ink);white-space:nowrap;}
  .brand-mark{width:34px;height:34px;border-radius:10px;background:var(--primary);color:#fff;display:grid;place-items:center;font-size:17px;font-weight:700;flex:0 0 auto;}
  .brand:hover{color:var(--primary-deep);}
  .head-search{position:relative;flex:1 1 auto;max-width:380px;margin-left:8px;}
  .head-search input{
    width:100%;height:40px;border-radius:999px;border:1px solid var(--line);
    background:#F7F8F5;padding:0 18px;font-size:14px;color:var(--ink);
    transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  }
  .head-search input::placeholder{color:var(--ink-3);}
  .head-search input:focus{outline:none;background:#fff;border-color:var(--accent);box-shadow:0 0 0 3px rgba(15,181,166,.18);}
  .head-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
  .icon-btn{
    width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;
    display:grid;place-items:center;color:var(--ink-2);cursor:pointer;
  }
  .icon-btn:hover{border-color:var(--accent);color:var(--accent);}

  .head-tabs{border-top:1px solid var(--line);background:var(--surface);}
  .head-tabs-inner{
    display:flex;align-items:center;gap:8px;height:48px;
    overflow-x:auto;-ms-overflow-style:none;scrollbar-width:none;
  }
  .head-tabs-inner::-webkit-scrollbar{display:none;}
  .tab{
    height:34px;display:inline-flex;align-items:center;padding:0 16px;border-radius:999px;
    background:var(--soft);color:var(--ink-2);font-size:14px;white-space:nowrap;
    transition:background .2s ease,color .2s ease,box-shadow .2s ease;
  }
  .tab:hover{background:#fff;color:var(--primary);box-shadow:var(--sh-sm);}
  .tab.is-active{background:var(--primary);color:#fff;}
  .tab.is-active:hover{background:var(--primary-deep);color:#fff;}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:6px;
    height:44px;padding:0 22px;border-radius:var(--r-btn);border:0;
    font-size:15px;font-weight:600;cursor:pointer;
    transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .btn-main{background:var(--primary);color:#fff;}
  .btn-main:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md);}
  .btn-main:active{transform:none;box-shadow:none;}
  .btn-line{background:transparent;color:var(--accent);border:1.5px solid var(--accent);}
  .btn-line:hover{background:var(--accent);color:#fff;}
  .btn-ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.22);}
  .btn-ghost:hover{background:#fff;color:var(--dark);}
  .link-more{color:var(--primary);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
  .link-more:hover{text-decoration:underline;text-underline-offset:4px;color:var(--primary-deep);}

  /* ---------- 抽屉 ---------- */
  .drawer{background:#fff;color:var(--ink);max-width:320px;}
  .drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px;}
  .drawer-title{font-weight:700;font-size:17px;}
  .drawer-close{border:0;background:transparent;font-size:24px;line-height:1;color:var(--ink-3);cursor:pointer;}
  .drawer-close:hover{color:var(--primary);}
  .drawer .offcanvas-body{padding:20px;}
  .drawer-search input{
    width:100%;height:48px;border-radius:var(--r-input);border:1px solid var(--line);
    padding:0 16px;font-size:14px;background:#F7F8F5;
  }
  .drawer-search input:focus{outline:none;border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px rgba(15,181,166,.18);}
  .drawer-nav{margin-top:18px;display:flex;flex-direction:column;gap:4px;}
  .drawer-nav a{
    padding:12px 14px;border-radius:12px;color:var(--ink-2);font-size:15px;
  }
  .drawer-nav a:hover{background:#FFF7F3;color:var(--primary);}
  .drawer-nav a.is-active{background:var(--primary);color:#fff;}

  /* ---------- 内页横幅 ---------- */
  .page-banner{
    position:relative;color:#F2F4F6;padding:52px 0 44px;
    background-color:var(--dark);
    background-image:linear-gradient(100deg,rgba(16,20,24,.95) 0%,rgba(16,20,24,.8) 46%,rgba(16,20,24,.45) 100%),url('/assets/images/backpic/back-2.webp');
    background-size:cover;background-position:center;
  }
  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.6);margin-bottom:22px;}
  .crumb a{color:rgba(255,255,255,.85);}
  .crumb a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px;}
  .crumb .sep{opacity:.5;}
  .crumb .current{color:#fff;}
  .banner-badge{
    display:inline-flex;align-items:center;gap:8px;
    background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);
    color:#fff;font-size:12px;border-radius:6px;padding:5px 12px;margin-bottom:16px;
  }
  .page-banner h1{font-size:44px;color:#fff;max-width:820px;}
  .banner-lead{margin-top:16px;max-width:720px;font-size:16px;color:rgba(255,255,255,.78);}
  .banner-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
  .stat{
    background:rgba(255,255,255,.08);border:1px solid var(--dark-line);border-radius:var(--r-card);
    padding:12px 20px;min-width:132px;
  }
  .stat-num{display:block;font-size:22px;font-weight:700;color:#fff;letter-spacing:.01em;}
  .stat-label{display:block;font-size:12px;color:rgba(255,255,255,.66);}

  /* ---------- 筛选 ---------- */
  .filter-bar{background:var(--surface);border-bottom:1px solid var(--line);}
  .filter-inner{display:flex;align-items:center;gap:10px;padding-top:14px;padding-bottom:14px;overflow-x:auto;scrollbar-width:none;}
  .filter-inner::-webkit-scrollbar{display:none;}
  .filter-label{font-size:14px;color:var(--ink-3);white-space:nowrap;margin-right:4px;}
  .chip{
    height:34px;display:inline-flex;align-items:center;padding:0 16px;border-radius:999px;
    background:var(--soft);color:var(--ink-2);font-size:14px;white-space:nowrap;
    transition:background .2s ease,color .2s ease,border-color .2s ease;
  }
  .chip:hover{background:#fff;color:var(--primary);box-shadow:var(--sh-sm);}
  .chip.is-on{background:var(--primary);color:#fff;}

  /* ---------- 通用区块头 ---------- */
  .sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;}
  .sec-head h2{font-size:28px;position:relative;padding-left:14px;}
  .sec-head h2::before{
    content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;
    border-radius:2px;background:var(--primary);
  }
  .sec-sub{margin-top:8px;font-size:14px;color:var(--ink-3);padding-left:14px;}

  /* ---------- 左图右文列表 ---------- */
  .lr-list{display:flex;flex-direction:column;gap:16px;}
  .lr-card{
    display:grid;grid-template-columns:236px 1fr;gap:20px;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
    padding:16px;
    transition:border-color .25s ease,box-shadow .25s ease,transform .25s ease;
  }
  .lr-card:hover{border-color:rgba(242,84,27,.5);box-shadow:var(--sh-md);transform:translateY(-2px);}
  .lr-media{position:relative;border-radius:var(--r-img);overflow:hidden;background:var(--soft);display:block;}
  .lr-media img{width:100%;height:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .35s ease;}
  .lr-media:hover img{transform:scale(1.04);}
  .lr-rank{
    position:absolute;top:8px;left:8px;min-width:32px;height:24px;padding:0 8px;
    border-radius:6px;background:rgba(16,20,24,.78);color:#fff;font-size:12px;font-weight:700;
    display:inline-flex;align-items:center;justify-content:center;
  }
  .lr-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px;}
  .pill-cat{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:#FFF0E9;color:var(--primary-deep);font-size:12px;font-weight:600;}
  .pill-data{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:#E6F7F5;color:#0A7F74;font-size:12px;font-weight:600;}
  .lr-body h3{font-size:18px;line-height:1.5;}
  .lr-body h3 a:hover{color:var(--primary);}
  .lr-body p{margin-top:10px;font-size:14px;color:var(--ink-2);line-height:1.8;}
  .lr-meta{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);font-size:14px;color:var(--ink-3);}
  .lr-meta b{color:var(--ink-2);font-weight:600;}
  .trend-up{color:var(--primary);}
  .trend-down{color:#0A7F74;}

  /* ---------- 侧栏 ---------- */
  .side-sticky{position:sticky;top:128px;display:flex;flex-direction:column;gap:16px;}
  .side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-sm);}
  .side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
  .side-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--primary);}
  .mini-rank{display:flex;flex-direction:column;}
  .mini-rank li{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px;}
  .mini-rank li:last-child{border-bottom:0;}
  .mr-num{
    width:22px;height:22px;flex:0 0 auto;border-radius:6px;background:var(--soft);color:var(--ink-2);
    font-size:12px;font-weight:700;display:grid;place-items:center;
  }
  .mini-rank li:nth-child(1) .mr-num{background:var(--highlight);color:#3A2A00;}
  .mini-rank li:nth-child(2) .mr-num,.mini-rank li:nth-child(3) .mr-num{background:#FFF0E9;color:var(--primary-deep);}
  .mr-name{flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink-2);}
  .mr-name:hover{color:var(--primary);}
  .mr-trend{font-size:12px;font-weight:700;white-space:nowrap;}
  .bar-row{display:grid;grid-template-columns:72px 1fr 42px;align-items:center;gap:10px;font-size:13px;color:var(--ink-2);margin-bottom:10px;}
  .bar{height:8px;border-radius:999px;background:var(--soft);overflow:hidden;}
  .bar i{display:block;height:100%;border-radius:999px;background:var(--accent);}
  .bar-val{text-align:right;color:var(--ink-3);font-size:12px;}
  .side-note{font-size:13px;color:var(--ink-3);line-height:1.8;}
  .side-sub{display:flex;align-items:center;gap:10px;background:#FFF7F3;border:1px solid #FBD9C8;border-radius:var(--r-img);padding:14px;font-size:14px;color:var(--primary-deep);}

  /* ---------- FAQ ---------- */
  .faq .accordion-item{
    border:1px solid var(--line);border-radius:var(--r-img);background:#fff;
    margin-bottom:10px;overflow:hidden;
  }
  .faq .accordion-item:last-child{margin-bottom:0;}
  .faq .accordion-button{
    font-size:17px;font-weight:700;color:var(--ink);background:#fff;
    padding:18px 20px;box-shadow:none;border:0;gap:12px;
    transition:background .2s ease,color .2s ease;
  }
  .faq .accordion-button:not(.collapsed){
    background:#FFF7F3;color:var(--primary-deep);
    box-shadow:inset 3px 0 0 var(--primary);
  }
  .faq .accordion-button:focus{box-shadow:inset 0 0 0 2px var(--accent);}
  .faq .accordion-button::after{
    content:"+";flex:0 0 auto;width:22px;height:22px;margin-left:auto;
    background-image:none;display:grid;place-items:center;
    font-size:20px;font-weight:600;color:var(--ink-3);transform:none;
  }
  .faq .accordion-button:not(.collapsed)::after{content:"−";color:var(--primary);transform:none;}
  .faq .accordion-body{padding:0 20px 20px;font-size:15px;line-height:1.8;color:var(--ink-2);background:#FFF7F3;}

  /* ---------- 相关入口 ---------- */
  .rel-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;}
  .rel-item{
    display:flex;align-items:center;gap:18px;padding:18px 20px;
    border-bottom:1px solid var(--line);transition:background .2s ease;
  }
  .rel-item:last-child{border-bottom:0;}
  .rel-item:hover{background:#FAFBF8;}
  .rel-name{font-size:17px;font-weight:700;flex:0 0 200px;}
  .rel-item:hover .rel-name{color:var(--primary);}
  .rel-desc{flex:1 1 auto;font-size:14px;color:var(--ink-3);}
  .rel-arrow{color:var(--primary);font-weight:700;}

  /* ---------- CTA ---------- */
  .cta-band{background:var(--dark);color:#F2F4F6;padding:56px 0;}
  .cta-inner{display:flex;align-items:center;gap:32px;flex-wrap:wrap;justify-content:space-between;}
  .cta-text{max-width:520px;}
  .cta-text h2{font-size:28px;color:#fff;}
  .cta-text p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.72);}
  .cta-form{display:flex;gap:12px;flex:1 1 380px;max-width:480px;}
  .cta-form input{
    flex:1 1 auto;height:48px;border-radius:var(--r-input);border:1px solid var(--dark-line);
    background:rgba(255,255,255,.08);color:#fff;padding:0 16px;font-size:15px;
  }
  .cta-form input::placeholder{color:rgba(255,255,255,.5);}
  .cta-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(15,181,166,.24);background:rgba(255,255,255,.12);}
  .cta-form .btn{height:48px;flex:0 0 auto;}
  .cta-note{margin-top:14px;font-size:12px;color:rgba(255,255,255,.5);}

  /* ---------- 页脚 ---------- */
  .site-foot{background:var(--dark);color:rgba(255,255,255,.72);padding-top:56px;}
  .foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;}
  .foot-brand{display:flex;align-items:center;gap:10px;color:#F2F4F6;font-size:20px;font-weight:700;margin-bottom:14px;}
  .foot-brand .brand-mark{width:32px;height:32px;font-size:16px;}
  .foot-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:320px;}
  .foot-col h4{font-size:14px;color:#F2F4F6;margin-bottom:14px;font-weight:700;}
  .foot-col a{display:block;font-size:14px;color:rgba(255,255,255,.72);padding:5px 0;}
  .foot-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px;}
  .foot-contact li{font-size:14px;display:flex;gap:6px;padding:5px 0;color:rgba(255,255,255,.72);}
  .foot-contact a{color:var(--accent);}
  .foot-contact a:hover{text-decoration:underline;text-underline-offset:4px;}
  .foot-bottom{
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
    border-top:1px solid var(--dark-line);padding:18px 0 26px;
    font-size:13px;color:rgba(255,255,255,.5);
  }
  .foot-bottom a{color:rgba(255,255,255,.5);}
  .foot-bottom a:hover{color:var(--accent);}

  /* ---------- 响应式 ---------- */
  @media (max-width:1199.98px){
    .lr-card{grid-template-columns:200px 1fr;}
  }
  @media (max-width:991.98px){
    .section{padding:60px 0;}
    .page-banner h1{font-size:34px;}
    .side-sticky{position:static;top:auto;margin-top:8px;}
    .foot-grid{grid-template-columns:1fr 1fr;gap:26px;}
  }
  @media (max-width:767.98px){
    .section{padding:48px 0;}
    .head-top{height:56px;}
    .brand{font-size:17px;}
    .head-search{display:none;}
    .page-banner{padding:36px 0 34px;}
    .page-banner h1{font-size:28px;}
    .banner-lead{font-size:15px;}
    .sec-head{flex-direction:column;align-items:flex-start;gap:6px;}
    .sec-head h2{font-size:22px;}
    .lr-card{grid-template-columns:1fr;gap:14px;}
    .lr-body h3{font-size:17px;}
    .rel-item{flex-direction:column;align-items:flex-start;gap:6px;}
    .rel-name{flex:0 0 auto;font-size:16px;}
    .cta-form{flex-direction:column;max-width:none;width:100%;}
    .cta-form .btn{width:100%;}
    .cta-text h2{font-size:22px;}
    .foot-grid{grid-template-columns:1fr;gap:22px;}
  }
  @media (max-width:575.98px){
    .wrap{padding:0 16px;}
    .btn{width:100%;height:48px;}
    .head-actions .btn{width:auto;height:40px;padding:0 16px;font-size:14px;}
    .lr-meta{gap:4px 12px;font-size:13px;}
  }

/* roulang page: category4 */
:root{
  --primary:#F2541B;
  --primary-deep:#C93C0C;
  --primary-soft:#FFF1EA;
  --accent:#0FB5A6;
  --accent-soft:#E6F8F6;
  --highlight:#FFC53D;
  --bg:#F4F5F2;
  --surface:#FFFFFF;
  --surface-alt:#FAFBF8;
  --dark:#101418;
  --ink:#14181C;
  --ink-2:#4A5259;
  --ink-3:#8A9299;
  --line:#E3E6E0;
  --line-dark:rgba(255,255,255,.12);
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:12px;
  --sh-sm:0 1px 2px rgba(16,20,24,.06);
  --sh-md:0 8px 24px rgba(16,20,24,.08);
  --sh-lg:0 18px 48px rgba(16,20,24,.14);
  --sh-dark:0 12px 32px rgba(0,0,0,.45);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary);}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.28;letter-spacing:.01em;color:var(--ink);}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

/* ============ 顶部双层导航 ============ */
.site-head{position:sticky;top:0;z-index:1030;background:var(--surface);box-shadow:var(--sh-sm);}
.head-top{border-bottom:1px solid var(--line);}
.head-top-inner{display:flex;align-items:center;gap:20px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;
  box-shadow:0 6px 16px rgba(242,84,27,.28);
}
.brand-name{font-size:20px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.brand:hover .brand-name{color:var(--primary);}
.head-search{position:relative;flex:1 1 auto;max-width:420px;display:flex;align-items:center;}
.search-input{
  width:100%;height:40px;border-radius:999px;border:1px solid var(--line);
  background:var(--bg);padding:0 92px 0 18px;font-size:14px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.search-input::placeholder{color:var(--ink-3);}
.search-input:focus{border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px rgba(15,181,166,.16);}
.search-btn{
  position:absolute;right:4px;height:32px;padding:0 16px;border:0;border-radius:999px;
  background:var(--primary);color:#fff;font-size:13px;font-weight:600;transition:background .2s ease;
}
.search-btn:hover{background:var(--primary-deep);}
.head-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto;}
.head-cta{
  display:inline-flex;align-items:center;height:40px;padding:0 20px;border-radius:var(--r-btn);
  background:var(--primary);color:#fff;font-weight:600;font-size:14px;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;white-space:nowrap;
}
.head-cta:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md);}
.head-cta:active{transform:none;}
.menu-btn{
  display:none;height:40px;padding:0 16px;border-radius:var(--r-btn);
  border:1.5px solid var(--accent);background:transparent;color:var(--accent);
  font-size:14px;font-weight:600;transition:background .2s ease,color .2s ease;
}
.menu-btn:hover{background:var(--accent);color:#fff;}

/* 频道 Tabs */
.head-tabs{background:var(--surface);transition:box-shadow .25s ease;}
.head-tabs-inner{display:flex;align-items:center;gap:10px;height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.head-tabs-inner::-webkit-scrollbar{display:none;}
.tab{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  background:#EDEFEA;color:var(--ink-2);font-size:14px;white-space:nowrap;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease;
}
.tab:hover{background:#fff;color:var(--primary);box-shadow:var(--sh-sm);}
.tab.is-active{background:var(--primary);color:#fff;font-weight:600;box-shadow:0 6px 14px rgba(242,84,27,.26);}
.tab.is-active:hover{background:var(--primary-deep);color:#fff;}

/* ============ 横幅 ============ */
.page-hero{
  position:relative;color:#F2F4F6;overflow:hidden;
  background-image:linear-gradient(115deg,rgba(16,20,24,.94) 0%,rgba(16,20,24,.78) 46%,rgba(16,20,24,.38) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
.page-hero-inner{padding:56px 0 52px;max-width:820px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:20px;}
.crumb a{color:rgba(255,255,255,.72);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:rgba(255,255,255,.36);}
.crumb .now{color:#fff;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.04em;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);
  color:#fff;padding:6px 12px;border-radius:6px;margin-bottom:18px;
}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--highlight);}
.page-hero h1{
  color:#fff;font-size:44px;line-height:1.24;letter-spacing:.01em;margin-bottom:18px;
}
.page-hero h1 em{font-style:normal;color:var(--highlight);}
.hero-lead{font-size:17px;line-height:1.8;color:rgba(255,255,255,.78);max-width:640px;margin-bottom:28px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;}
.stat-chip{
  display:inline-flex;align-items:baseline;gap:8px;padding:10px 16px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);font-size:13px;color:rgba(255,255,255,.78);
}
.stat-chip b{font-size:18px;color:#fff;font-family:"Inter",ui-sans-serif,system-ui,sans-serif;}

/* ============ 主体通用 ============ */
main{display:block;}
.section{padding:64px 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;}
.section-head h2{
  position:relative;font-size:28px;padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--primary);
}
.section-head .sub{font-size:14px;color:var(--ink-2);max-width:560px;margin-top:8px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:14px;}
.link-arrow::after{content:"→";transition:transform .2s ease;}
.link-arrow:hover{color:var(--primary-deep);text-decoration:underline;text-underline-offset:4px;}
.link-arrow:hover::after{transform:translateX(3px);}

/* 筛选 pill */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  padding:16px 20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);margin-bottom:32px;
}
.filter-label{font-size:13px;color:var(--ink-3);margin-right:4px;font-weight:600;}
.chip{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:#EDEFEA;color:var(--ink-2);font-size:13px;transition:background .2s ease,color .2s ease;
}
.chip:hover{background:#fff;color:var(--primary);box-shadow:var(--sh-sm);}
.chip.is-on{background:var(--primary-soft);color:var(--primary);font-weight:600;}

/* ============ 杂志网格 ============ */
.mag-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.mag-lead{
  grid-column:1 / -1;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-md);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.mag-lead:hover{transform:translateY(-3px);border-color:rgba(242,84,27,.4);box-shadow:var(--sh-lg);}
.mag-lead-media{position:relative;min-height:300px;overflow:hidden;}
.mag-lead-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.mag-lead:hover .mag-lead-media img{transform:scale(1.04);}
.mag-lead-body{padding:32px 34px;display:flex;flex-direction:column;gap:14px;}
.mag-lead-body h3{font-size:24px;line-height:1.42;}
.mag-lead:hover .mag-lead-body h3{color:var(--primary);}
.mag-lead-body p{font-size:15px;line-height:1.8;color:var(--ink-2);margin:0;}
.mag-lead-list{display:flex;flex-wrap:wrap;gap:8px;}
.lead-point{font-size:12px;color:var(--accent);background:var(--accent-soft);border-radius:6px;padding:5px 10px;}

.mag-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.mag-card:hover{transform:translateY(-3px);border-color:rgba(242,84,27,.4);box-shadow:var(--sh-md);}
.mag-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E9EBE6;}
.mag-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.mag-card:hover .mag-media img{transform:scale(1.05);}
.tag-cat{
  position:absolute;top:12px;left:12px;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(255,255,255,.94);color:var(--primary);backdrop-filter:blur(4px);
}
.tag-heat{
  position:absolute;right:12px;bottom:12px;display:inline-flex;align-items:center;gap:5px;
  padding:4px 10px;border-radius:6px;font-size:12px;font-weight:700;background:var(--highlight);color:#20242A;
}
.tag-heat svg{width:11px;height:11px;fill:#20242A;}
.mag-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.mag-body h3{font-size:18px;line-height:1.5;}
.mag-card:hover .mag-body h3{color:var(--primary);}
.mag-desc{
  font-size:14px;line-height:1.75;color:var(--ink-2);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mag-meta{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:8px 14px;font-size:13px;color:var(--ink-3);
}
.mag-meta .ver{color:var(--accent);font-weight:600;}

/* ============ 前置确认板块 ============ */
.prepare{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.prepare-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:28px;align-items:stretch;}
.prepare-panel{
  background:var(--dark);color:rgba(255,255,255,.72);border-radius:var(--r-card);padding:32px;
  box-shadow:var(--sh-dark);
}
.prepare-panel h3{color:#fff;font-size:22px;line-height:1.45;margin-bottom:14px;}
.prepare-panel p{font-size:15px;line-height:1.85;margin:0 0 20px;}
.prepare-panel .kv{display:flex;flex-direction:column;gap:10px;border-top:1px solid var(--line-dark);padding-top:18px;}
.prepare-panel .kv span{font-size:13px;color:rgba(255,255,255,.6);}
.prepare-panel .kv b{color:#fff;font-weight:600;}
.check-list{display:flex;flex-direction:column;gap:14px;}
.check-item{
  display:flex;gap:16px;padding:20px 22px;background:var(--surface-alt);
  border:1px solid var(--line);border-radius:var(--r-card);transition:border-color .2s ease,background .2s ease;
}
.check-item:hover{border-color:rgba(242,84,27,.4);background:var(--primary-soft);}
.check-num{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;background:#fff;border:1px solid var(--line);
  color:var(--primary);font-weight:700;display:flex;align-items:center;justify-content:center;font-size:14px;
  font-family:"Inter",ui-sans-serif,system-ui,sans-serif;
}
.check-item h4{font-size:16px;margin-bottom:6px;}
.check-item p{font-size:14px;line-height:1.75;color:var(--ink-2);margin:0;}

/* ============ 流程 ============ */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative;}
.flow-step{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:24px 22px;
  box-shadow:var(--sh-sm);position:relative;transition:transform .25s ease,box-shadow .25s ease;
}
.flow-step:hover{transform:translateY(-3px);box-shadow:var(--sh-md);}
.flow-step .step-no{
  font-size:38px;font-weight:800;line-height:1;color:rgba(242,84,27,.22);
  font-family:"Inter",ui-sans-serif,system-ui,sans-serif;margin-bottom:14px;
}
.flow-step:hover .step-no{color:var(--primary);}
.flow-step h4{font-size:17px;margin-bottom:8px;}
.flow-step p{font-size:14px;line-height:1.75;color:var(--ink-2);margin:0;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.faq-list{display:flex;flex-direction:column;gap:10px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:has(.accordion-button:not(.collapsed)){border-color:rgba(242,84,27,.4);box-shadow:var(--sh-sm);}
.faq-item .accordion-button{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:var(--surface);border:0;text-align:left;
  font-size:17px;font-weight:700;color:var(--ink);line-height:1.5;
  box-shadow:none;border-radius:0;
}
.faq-item .accordion-button:not(.collapsed){background:var(--primary-soft);color:var(--primary-deep);}
.faq-item .accordion-button:not(.collapsed)::after{border-left-color:var(--primary);}
.faq-item .accordion-button::after{display:none;}
.faq-item .accordion-button .sign{
  flex:0 0 auto;width:24px;height:24px;border-radius:8px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:16px;line-height:1;color:var(--ink-2);
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.faq-item .accordion-button:not(.collapsed) .sign{background:var(--primary);border-color:var(--primary);color:#fff;transform:rotate(180deg);}
.faq-item .accordion-body{padding:4px 22px 20px;font-size:15px;line-height:1.8;color:var(--ink-2);}
.faq-item .accordion-button:not(.collapsed)+.accordion-collapse{border-left:3px solid var(--primary);}

/* ============ 相关分类 ============ */
.related{background:var(--surface-alt);border-top:1px solid var(--line);}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.related-card{
  display:flex;gap:16px;align-items:center;padding:20px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.related-card:hover{transform:translateY(-3px);border-color:rgba(242,84,27,.4);box-shadow:var(--sh-md);color:inherit;}
.related-thumb{flex:0 0 auto;width:72px;height:72px;border-radius:var(--r-img);overflow:hidden;background:#E9EBE6;}
.related-thumb img{width:100%;height:100%;object-fit:cover;}
.related-card h4{font-size:17px;margin-bottom:6px;}
.related-card:hover h4{color:var(--primary);}
.related-card span{font-size:13px;color:var(--ink-2);line-height:1.7;display:block;}

/* ============ 订阅 CTA ============ */
.cta-band{background:var(--dark);color:rgba(255,255,255,.72);}
.cta-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:center;padding:56px 0;}
.cta-inner h2{color:#fff;font-size:28px;margin-bottom:14px;}
.cta-inner p{font-size:15px;line-height:1.8;margin:0;}
.cta-form{display:flex;gap:12px;}
.cta-form input{
  flex:1 1 auto;height:48px;border-radius:var(--r-input);border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.08);color:#fff;padding:0 18px;font-size:15px;outline:none;
  transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.cta-form input::placeholder{color:rgba(255,255,255,.45);}
.cta-form input:focus{border-color:var(--accent);background:rgba(255,255,255,.14);box-shadow:0 0 0 3px rgba(15,181,166,.24);}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 24px;
  border:0;border-radius:var(--r-btn);background:var(--primary);color:#fff;font-size:15px;font-weight:600;
  white-space:nowrap;transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-main:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md);}
.btn-main:active{transform:none;}
.cta-note{font-size:12px;color:rgba(255,255,255,.5);margin-top:14px;grid-column:2;}

/* ============ 页脚 ============ */
.site-foot{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 0;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:44px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;margin-bottom:16px;}
.foot-brand .brand-mark{width:30px;height:30px;font-size:16px;border-radius:9px;}
.foot-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);margin:0;max-width:340px;}
.foot-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.foot-col a{display:block;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:10px;}
.foot-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px;}
.foot-contact li{display:flex;gap:8px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:10px;}
.foot-contact a{color:var(--accent);}
.foot-contact a:hover{text-decoration:underline;}
.foot-bottom{
  border-top:1px solid var(--line-dark);padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;
  justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
}
.foot-bottom a{color:rgba(255,255,255,.5);}
.foot-bottom a:hover{color:var(--accent);}

/* 移动端抽屉 */
.offcanvas{background:var(--dark);color:rgba(255,255,255,.78);}
.offcanvas-header{border-bottom:1px solid var(--line-dark);}
.offcanvas-title{color:#fff;font-size:17px;font-weight:700;}
.offcanvas .btn-close{filter:invert(1) grayscale(1) brightness(1.6);opacity:.8;}
.drawer-list a{display:block;padding:14px 0;border-bottom:1px solid var(--line-dark);font-size:15px;color:rgba(255,255,255,.78);}
.drawer-list a:hover{color:var(--accent);}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .foot-grid{grid-template-columns:1.3fr 1fr 1fr;gap:28px;}
  .foot-grid>div:last-child{grid-column:1 / -1;}
}
@media (max-width:991px){
  .head-search{display:none;}
  .menu-btn{display:inline-flex;}
  .head-cta{display:none;}
  .page-hero h1{font-size:34px;}
  .mag-lead{grid-template-columns:1fr;}
  .mag-lead-media{min-height:240px;aspect-ratio:16/9;}
  .mag-lead-body{padding:24px;}
  .prepare-grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-inner{grid-template-columns:1fr;gap:24px;padding:48px 0;}
  .cta-note{grid-column:1;}
  .section{padding:56px 0;}
}
@media (max-width:767px){
  .head-top-inner{height:56px;gap:12px;}
  .brand-name{font-size:17px;}
  .head-tabs-inner{height:44px;}
  .page-hero-inner{padding:40px 0 36px;}
  .page-hero h1{font-size:30px;}
  .hero-lead{font-size:15px;}
  .mag-grid{grid-template-columns:1fr;gap:20px;}
  .section-head h2{font-size:22px;}
  .section{padding:48px 0;}
  .foot-grid{grid-template-columns:1fr;gap:24px;padding-bottom:32px;}
  .foot-grid>div:last-child{grid-column:auto;}
  .flow{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .cta-form{flex-direction:column;}
  .btn-main{width:100%;}
}
@media (max-width:520px){
  .wrap{padding:0 16px;}
  .hero-stats{gap:8px;}
  .stat-chip{padding:8px 12px;font-size:12px;}
  .filter-bar{padding:14px 16px;}
  .mag-lead-body{padding:20px;}
  .mag-lead-body h3{font-size:20px;}
}