/* roulang page: index */
:root{
  --ink-900:#0F1310;
  --ink-800:#1A211C;
  --brand-700:#0C5A47;
  --brand-600:#12715A;
  --brand-100:#E6F2EC;
  --accent-400:#C6F24E;
  --accent-600:#FF7A2F;
  --paper:#F7F8F5;
  --card:#FFFFFF;
  --line:#E2E7DF;
  --muted:#6C756E;
  --text:#151A16;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:18px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(15,19,16,.06);
  --sh-2:0 16px 36px rgba(15,19,16,.12);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.3;color:var(--text)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-600);text-decoration:none}
button{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink-900);color:#CBD8CE;font-size:13px;line-height:1.4}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px}
.topbar__note{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar__note .dot{width:6px;height:6px;border-radius:50%;background:var(--accent-400);flex:0 0 auto}
.topbar__links{display:flex;gap:18px;flex:0 0 auto}
.topbar__links a{color:#9CB0A3;transition:color .18s ease}
.topbar__links a:hover{color:var(--accent-400)}

/* ============ Header ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .22s ease}
.site-header.is-scrolled{box-shadow:0 8px 26px rgba(15,19,16,.09)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:72px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink-900)}
.logo__mark{width:34px;height:34px;border-radius:10px;background:var(--ink-900);display:grid;place-items:center;flex:0 0 auto}
.logo__mark i{width:12px;height:12px;background:var(--accent-400);border-radius:3px;transform:rotate(45deg);display:block}
.logo__text{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.nav-wrap{flex:1 1 auto;min-width:0;display:flex;justify-content:center}
.nav-chips{display:flex;gap:8px;overflow-x:auto;padding:4px 2px;scrollbar-width:none;-ms-overflow-style:none}
.nav-chips::-webkit-scrollbar{display:none}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:var(--r-pill);border:1px solid var(--line);background:transparent;color:#3A423B;font-size:14px;white-space:nowrap;transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease}
.chip:hover{background:var(--brand-100);border-color:var(--brand-100);color:var(--brand-700)}
.chip:active{transform:translateY(1px)}
.chip.is-active{background:var(--accent-400);border-color:var(--accent-400);color:var(--ink-900);font-weight:700}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{width:44px;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--ink-900);display:grid;place-items:center;cursor:pointer;transition:background .18s ease,border-color .18s ease,color .18s ease}
.icon-btn:hover{background:var(--brand-100);border-color:var(--brand-100);color:var(--brand-700)}
.icon-btn:active{transform:translateY(1px)}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:var(--r-md);font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease}
.btn i{font-size:13px}
.btn--primary{background:var(--accent-400);color:var(--ink-900)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(198,242,78,.42)}
.btn--primary:active{transform:translateY(0);box-shadow:none}
.btn--outline{border-color:var(--brand-600);color:var(--brand-600);background:transparent}
.btn--outline:hover{background:var(--brand-100)}
.btn--outline:active{transform:translateY(1px)}
.btn--light{background:transparent;border-color:rgba(255,255,255,.32);color:#fff}
.btn--light:hover{border-color:var(--accent-400);color:var(--accent-400)}
.btn--ghost{background:transparent;color:var(--brand-600);padding:0 2px;min-height:auto;font-weight:600}
.btn--ghost i{transition:transform .18s ease}
.btn--ghost:hover i{transform:translateX(3px)}
.btn--sm{min-height:38px;padding:0 16px;font-size:14px}

/* ============ Hero ============ */
.hero{position:relative;background:var(--ink-900);color:#fff;overflow:hidden;padding:64px 0 72px}
.hero::before{content:"";position:absolute;right:-140px;top:-120px;width:460px;height:460px;background:radial-gradient(circle,rgba(198,242,78,.18),rgba(198,242,78,0) 66%);pointer-events:none}
.hero::after{content:"";position:absolute;left:-80px;bottom:-120px;width:320px;height:320px;background:rgba(18,113,90,.38);transform:rotate(45deg);pointer-events:none}
.hero__grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero__eyebrow{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:var(--r-pill);background:rgba(198,242,78,.14);border:1px solid rgba(198,242,78,.34);color:var(--accent-400);font-size:13px;font-weight:600;margin-bottom:20px}
.hero h1{font-size:clamp(30px,4.2vw,50px);color:#fff;margin-bottom:18px}
.hero__lead{font-size:17px;line-height:1.85;color:#C1D0C5;max-width:540px;margin-bottom:28px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero__chips{display:flex;flex-wrap:wrap;gap:10px}
.hero-chip{display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 13px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.04);color:#D3DFD7;font-size:13px}
.hero-chip i{color:var(--accent-400);font-size:12px}
.hero__media{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/3;box-shadow:0 26px 64px rgba(0,0,0,.5)}
.hero__media img{width:100%;height:100%;object-fit:cover}
.hero__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,19,16,0) 45%,rgba(15,19,16,.55) 100%)}
.hero__tag{position:absolute;left:18px;bottom:18px;z-index:3;display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:var(--r-pill);background:rgba(15,19,16,.7);border:1px solid rgba(255,255,255,.16);color:#fff;font-size:13px}
.hero__tag i{color:var(--accent-400);font-size:11px}

/* ============ 板块 ============ */
.section{padding:72px 0}
.section--tight{padding:56px 0}
.section--paper{background:#fff}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.section-title{position:relative;padding-left:16px;font-size:clamp(24px,2.6vw,32px);line-height:1.25;margin-bottom:8px}
.section-title::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:2px;background:var(--accent-400)}
.section-sub{color:var(--muted);font-size:14px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-600);transition:gap .18s ease}
.link-more:hover{gap:10px}

/* ============ 合集卡片网格 ============ */
.card-grid{margin-left:-12px;margin-right:-12px;display:flex;flex-wrap:wrap}
.card-grid>.cell{padding-left:12px;padding-right:12px;margin-bottom:24px}
.collection-card{position:relative;display:flex;flex-direction:column;height:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.collection-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D3DCD1}
.collection-card__cover{position:relative;aspect-ratio:3/2;overflow:hidden;background:var(--brand-100)}
.collection-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.collection-card:hover .collection-card__cover img{transform:scale(1.05)}
.collection-card__stripe{position:absolute;left:0;right:0;top:0;height:4px;background:var(--accent-400);transform:scaleX(0);transform-origin:left;transition:transform .28s ease;z-index:3}
.collection-card:hover .collection-card__stripe{transform:scaleX(1)}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 9px;border-radius:6px;font-size:12px;font-weight:700;line-height:1;white-space:nowrap}
.badge--cat{position:absolute;left:12px;top:12px;z-index:3;background:var(--accent-600);color:#fff}
.badge--soft{background:var(--brand-100);color:var(--brand-700)}
.badge--count{background:#EEF1EC;color:var(--muted);border-radius:var(--r-pill);height:22px;padding:0 10px;font-size:12px;font-weight:600}
.collection-card__body{display:flex;flex-direction:column;flex:1 1 auto;gap:10px;padding:20px}
.collection-card__title{font-size:18px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.collection-card__desc{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.collection-card__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.collection-card__foot .go{display:inline-flex;align-items:center;gap:6px;color:var(--brand-600);font-weight:600}
.collection-card__foot .go i{transition:transform .18s ease}
.collection-card:hover .collection-card__foot .go i{transform:translateX(3px)}

/* ============ 精选条目 ============ */
.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:0 56px}
.feature-item{padding:26px 0;border-bottom:1px solid var(--line)}
.feature-item:first-child,.feature-item:nth-child(2){padding-top:0}
.feature-item__top{display:flex;align-items:center;gap:12px;margin-bottom:10px;font-size:13px;color:var(--muted)}
.feature-item__title{font-size:19px;line-height:1.5;margin-bottom:10px}
.feature-item__title a{color:var(--text);transition:color .18s ease}
.feature-item__title a:hover{color:var(--brand-600)}
.feature-item__desc{font-size:14px;line-height:1.8;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ============ 最新信息 ============ */
.news-card{height:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:transform .22s ease,box-shadow .22s ease}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.news-card__link{display:flex;flex-direction:column;height:100%;padding:22px;color:inherit}
.news-card__cat{align-self:flex-start;display:inline-flex;align-items:center;height:24px;padding:0 9px;border-radius:6px;background:var(--brand-100);color:var(--brand-700);font-size:12px;font-weight:700;margin-bottom:12px}
.news-card__title{font-size:18px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card__link:hover .news-card__title{color:var(--brand-600)}
.news-card__desc{font-size:14px;line-height:1.75;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:16px;font-size:13px;color:var(--muted)}
.news-card__more{color:var(--brand-600);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.news-card__more i{transition:transform .18s ease}
.news-card__link:hover .news-card__more i{transform:translateX(3px)}
.empty-state{min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:32px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg)}
.empty-state i{font-size:30px;color:#C4CEC2}
.empty-state p{color:var(--muted);font-size:15px}

/* ============ 相关推荐横滚 ============ */
.hscroll-wrap{position:relative}
.hscroll{display:flex;gap:16px;overflow-x:auto;scroll-behavior:smooth;padding:4px 4px 12px;scrollbar-width:none;-ms-overflow-style:none}
.hscroll::-webkit-scrollbar{display:none}
.rec-card{flex:0 0 246px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}
.rec-card:hover{transform:translateY(-3px);box-shadow:var(--sh-1)}
.rec-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.rec-card__body{padding:14px 16px 18px}
.rec-card__title{font-size:15px;line-height:1.55;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rec-card__meta{margin-top:8px;font-size:12px;color:var(--muted)}
.hscroll-btn{position:absolute;top:calc(50% - 22px);width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink-900);display:grid;place-items:center;cursor:pointer;z-index:4;box-shadow:var(--sh-1);transition:background .18s ease,color .18s ease}
.hscroll-btn:hover{background:var(--accent-400);color:var(--ink-900)}
.hscroll-btn.prev{left:-10px}
.hscroll-btn.next{right:-10px}

/* ============ 深色 CTA / 订阅 ============ */
.cta-band{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--ink-900) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff;padding:56px}
.cta-band__mask{position:absolute;inset:0;background:linear-gradient(102deg,rgba(15,19,16,.95) 0%,rgba(15,19,16,.86) 52%,rgba(12,90,71,.72) 100%)}
.cta-band__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.cta-band h2{color:#fff;font-size:clamp(23px,2.6vw,30px);margin-bottom:14px}
.cta-band p.lead{color:#C3D2C7;font-size:15px;line-height:1.85;max-width:460px;margin-bottom:24px}
.action-row{display:flex;flex-wrap:wrap;gap:12px}
.count-pill{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 18px;border-radius:var(--r-md);border:1px solid rgba(255,255,255,.2);color:#D7E2DA;font-size:14px}
.count-pill i{color:var(--accent-400)}
.subscribe{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.subscribe input{flex:1 1 240px;min-width:0;height:48px;border-radius:10px;border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.08);color:#fff;padding:0 16px;font-size:15px;font-family:inherit;transition:border-color .18s ease,box-shadow .18s ease}
.subscribe input::placeholder{color:rgba(255,255,255,.55)}
.subscribe input:focus{outline:none;border-color:var(--accent-400);box-shadow:0 0 0 4px rgba(198,242,78,.18)}
.form-note{margin-top:12px;font-size:13px;color:#9FB3A6}

/* ============ FAQ ============ */
.faq{max-width:820px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.faq-item{border-top:1px solid var(--line)}
.faq-item:first-child{border-top:0}
.faq-q{position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px 20px 26px;background:none;border:0;text-align:left;font-size:16px;font-weight:600;color:var(--text);cursor:pointer;transition:background .18s ease}
.faq-q::before{content:"";position:absolute;left:10px;top:50%;transform:translateY(-50%);width:3px;height:18px;border-radius:2px;background:var(--accent-400);opacity:0;transition:opacity .2s ease}
.faq-item.is-open .faq-q::before{opacity:1}
.faq-q:hover{background:var(--brand-100)}
.faq-q i{flex:0 0 auto;color:var(--brand-600);transition:transform .26s ease}
.faq-item.is-open .faq-q i{transform:rotate(180deg)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s ease}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a>div{overflow:hidden}
.faq-a p{padding:0 26px 22px;color:var(--muted);font-size:15px;line-height:1.85}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:#A9B7AD;padding:64px 0 0;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:44px}
.footer-brand .logo__text{color:#fff}
.footer-brand .logo__mark{background:#fff}
.footer-brand .logo__mark i{background:var(--brand-700)}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:#93A398;max-width:320px}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:0}
.footer-links{display:grid;gap:10px}
.footer-links a{color:#A9B7AD;font-size:14px;transition:color .18s ease}
.footer-links a:hover{color:var(--accent-400)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud a{display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.14);color:#B6C3B9;font-size:13px;transition:border-color .18s ease,color .18s ease}
.tag-cloud a:hover{border-color:var(--accent-400);color:var(--accent-400)}
.footer-info{display:grid;gap:10px;font-size:14px}
.footer-info span{color:#93A398}
.footer-bottom{margin-top:48px;border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:13px;color:#7E8D83}
.footer-bottom a{color:#7E8D83}
.footer-bottom a:hover{color:var(--accent-400)}

/* ============ 回到顶部 ============ */
.to-top{position:fixed;right:22px;bottom:24px;width:46px;height:46px;border-radius:50%;border:0;background:var(--brand-600);color:#fff;display:grid;place-items:center;cursor:pointer;z-index:70;box-shadow:var(--sh-2);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease,background .18s ease}
.to-top.is-visible{opacity:1;visibility:visible}
.to-top:hover{background:var(--brand-700)}

/* ============ 移动端抽屉 ============ */
.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--r-md);border:1px solid var(--line);background:#fff;cursor:pointer;padding:0;place-items:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px;margin:3px auto}
.mobile-drawer{position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);background:#fff;z-index:130;transform:translateX(102%);transition:transform .3s ease;padding:22px 20px 40px;overflow-y:auto}
.mobile-drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px}
.drawer-group-title{font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--muted);margin:20px 0 10px}
.drawer-nav{display:grid;gap:8px}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;min-height:46px;padding:0 16px;border-radius:var(--r-md);border:1px solid var(--line);color:var(--text);font-size:15px;transition:background .18s ease,border-color .18s ease}
.drawer-nav a:hover{background:var(--brand-100)}
.drawer-nav a.is-active{background:var(--accent-400);border-color:var(--accent-400);color:var(--ink-900);font-weight:700}
.drawer-mask{position:fixed;inset:0;background:rgba(15,19,16,.5);z-index:125;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-wrap{display:none}
  .header-actions .btn--primary{display:none}
  .nav-toggle{display:grid}
  .hero__grid{grid-template-columns:1fr;gap:38px}
  .hero__lead{max-width:none}
  .cta-band__inner{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px}
  .section{padding:48px 0}
  .section--tight{padding:40px 0}
  .hero{padding:42px 0 52px}
  .hero__actions .btn{flex:1 1 100%}
  .feature-list{grid-template-columns:1fr;gap:0}
  .feature-item:first-child{padding-top:0}
  .feature-item:nth-child(2){padding-top:26px}
  .cta-band{padding:32px 20px;border-radius:var(--r-md)}
  .card-grid{margin-left:-8px;margin-right:-8px}
  .card-grid>.cell{padding-left:8px;padding-right:8px;margin-bottom:16px}
  .hscroll-btn{display:none}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{justify-content:flex-start}
  .topbar__links{display:none}
  .faq-q{padding:18px 18px 18px 22px;font-size:15px}
  .faq-a p{padding:0 18px 18px}
}
@media (max-width:520px){
  .logo__text{font-size:16px}
  .logo__mark{width:30px;height:30px}
  .rec-card{flex:0 0 210px}
  .to-top{right:14px;bottom:16px}
}

/* roulang page: category1 */
:root{
  --ink-900:#0F1310;
  --brand-700:#0C5A47;
  --brand-600:#12715A;
  --brand-100:#E6F2EC;
  --accent-400:#C6F24E;
  --accent-600:#FF7A2F;
  --paper:#F7F8F5;
  --card:#FFFFFF;
  --line:#E2E7DF;
  --muted:#6C756E;
  --ink-700:#2A332E;
  --r-sm:8px; --r-md:12px; --r-lg:18px; --r-pill:999px;
  --sh-1:0 6px 20px rgba(15,19,16,.06);
  --sh-2:0 16px 36px rgba(15,19,16,.12);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--paper);color:var(--ink-700);
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.75;font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md);}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:1.15em;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font:inherit;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:72px 0;}
.section--tight{padding:48px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-title{position:relative;padding-left:14px;font-size:32px;font-weight:800;line-height:1.25;color:var(--ink-900);letter-spacing:-.01em;}
.section-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--accent-400);}
.section-sub{margin-top:8px;font-size:15px;color:var(--muted);}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand-600);text-transform:none;}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--accent-600);border-radius:2px;}

/* ---------- topbar ---------- */
.topbar{background:var(--ink-900);color:#C9D2CB;font-size:13px;}
.topbar__inner{display:flex;align-items:center;gap:16px;height:38px;overflow:hidden;}
.topbar__dot{width:7px;height:7px;border-radius:50%;background:var(--accent-400);flex:none;box-shadow:0 0 0 4px rgba(198,242,78,.16);}
.topbar__text{color:#E7EDE8;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar__links{margin-left:auto;display:flex;gap:18px;flex:none;}
.topbar__links a{color:#AEB9B1;font-size:13px;}
.topbar__links a:hover{color:var(--accent-400);}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(247,248,245,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .2s ease,background-color .2s ease;}
.site-header.is-stuck{box-shadow:0 10px 28px rgba(15,19,16,.10);background:rgba(247,248,245,.99);}
.header-main__inner{display:flex;align-items:center;gap:20px;height:76px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none;}
.logo__mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(140deg,var(--brand-600),var(--brand-700));display:grid;place-items:center;position:relative;}
.logo__mark i{display:block;width:14px;height:14px;border-radius:4px;background:var(--accent-400);transform:rotate(45deg);}
.logo__text{font-size:19px;font-weight:800;color:var(--ink-900);letter-spacing:-.01em;}
.nav-chips{display:flex;align-items:center;gap:8px;flex:1 1 auto;overflow-x:auto;scrollbar-width:none;padding:4px 2px;}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{display:inline-flex;align-items:center;height:37px;padding:0 16px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:#3B453F;font-size:14px;font-weight:500;white-space:nowrap;transition:all .18s ease;}
.chip:hover{background:var(--brand-100);border-color:#CFE3D8;color:var(--brand-700);transform:translateY(-1px);}
.chip.is-active{background:var(--brand-600);border-color:var(--brand-600);color:#fff;}
.chip.is-active:hover{background:var(--brand-700);color:#fff;}
.header-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto;}
.icon-btn{width:44px;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--brand-700);display:grid;place-items:center;transition:all .18s ease;}
.icon-btn:hover{background:var(--brand-100);border-color:#CFE3D8;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 24px;border-radius:var(--r-pill);border:1px solid transparent;font-size:15px;font-weight:700;letter-spacing:.01em;transition:all .18s ease;cursor:pointer;}
.btn--sm{min-height:40px;padding:9px 18px;font-size:14px;}
.btn--primary{background:var(--accent-400);color:var(--brand-700);border-color:var(--accent-400);}
.btn--primary:hover{color:var(--brand-700);background:#B8E93F;border-color:#B8E93F;transform:translateY(-2px);box-shadow:0 12px 26px rgba(198,242,78,.34);}
.btn--primary:active{transform:translateY(0);}
.btn--outline{border-color:var(--brand-600);color:var(--brand-600);background:transparent;}
.btn--outline:hover{background:var(--brand-100);transform:translateY(-2px);color:var(--brand-700);}
.btn--outline-light{border-color:rgba(247,248,245,.5);color:#F7F8F5;background:transparent;}
.btn--outline-light:hover{border-color:var(--accent-400);color:var(--accent-400);transform:translateY(-2px);}
.btn--ghost{color:var(--brand-600);padding:8px 2px;min-height:auto;font-weight:700;}
.btn--ghost i{transition:transform .18s ease;}
.btn--ghost:hover i{transform:translateX(3px);}

/* ---------- hero ---------- */
.cat-hero{position:relative;background:var(--ink-900);color:#fff;overflow:hidden;padding:64px 0 56px;}
.cat-hero__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.32;border-radius:0;}
.cat-hero__veil{position:absolute;inset:0;background:linear-gradient(102deg,rgba(15,19,16,.93) 0%,rgba(15,19,16,.76) 52%,rgba(12,90,71,.6) 100%);}
.cat-hero__slash{position:absolute;right:-60px;top:-40px;width:340px;height:340px;background:var(--accent-400);opacity:.09;transform:rotate(45deg);}
.cat-hero__inner{position:relative;z-index:2;max-width:860px;}
.cat-crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:#AEB9B1;margin-bottom:18px;flex-wrap:wrap;}
.cat-crumb a{color:#C9D2CB;}
.cat-crumb a:hover{color:var(--accent-400);}
.cat-hero h1{margin:8px 0 16px;font-size:clamp(30px,4.2vw,50px);line-height:1.18;font-weight:800;letter-spacing:-.015em;color:#fff;}
.cat-hero h1 em{font-style:normal;color:var(--accent-400);}
.cat-hero__lead{font-size:17px;line-height:1.7;color:#D6DED8;max-width:620px;}
.cat-hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.stat-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.stat-chip{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 16px;border-radius:var(--r-pill);background:rgba(247,248,245,.1);border:1px solid rgba(247,248,245,.2);font-size:13.5px;color:#E7EDE8;}
.stat-chip i{color:var(--accent-400);font-size:12px;}
.stat-chip b{color:#fff;font-weight:700;}

/* ---------- filter row ---------- */
.filterbar{background:#fff;border-bottom:1px solid var(--line);}
.filterbar__inner{display:flex;align-items:center;gap:10px;height:64px;overflow-x:auto;scrollbar-width:none;}
.filterbar__inner::-webkit-scrollbar{display:none;}
.filterbar__label{font-size:13px;font-weight:700;color:var(--muted);white-space:nowrap;margin-right:4px;}

/* ---------- points grid ---------- */
.points-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.point-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px 24px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;overflow:hidden;}
.point-card::after{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--accent-400);transition:width .22s ease;}
.point-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#CFE3D8;}
.point-card:hover::after{width:100%;}
.point-card__idx{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:26px;padding:0 10px;border-radius:var(--r-sm);background:var(--brand-100);color:var(--brand-700);font-size:13px;font-weight:800;letter-spacing:.06em;margin-bottom:14px;}
.point-card h3{font-size:19px;font-weight:700;color:var(--ink-900);line-height:1.4;margin-bottom:10px;}
.point-card p{font-size:15px;color:var(--muted);line-height:1.75;}

/* ---------- timeline ---------- */
.timeline-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:40px 36px 24px;box-shadow:var(--sh-1);}
.timeline{position:relative;list-style:none;margin:0;padding:0;}
.timeline::before{content:"";position:absolute;left:23px;top:12px;bottom:36px;width:2px;background:linear-gradient(180deg,var(--accent-400),rgba(18,113,90,.25));border-radius:2px;}
.tl-item{position:relative;padding:0 0 30px 74px;}
.tl-item__num{position:absolute;left:0;top:0;width:48px;height:48px;border-radius:14px;background:var(--accent-400);color:var(--brand-700);font-size:17px;font-weight:800;display:grid;place-items:center;box-shadow:0 8px 18px rgba(198,242,78,.32);}
.tl-item__time{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--brand-600);background:var(--brand-100);border-radius:var(--r-pill);padding:4px 12px;margin-bottom:8px;}
.tl-item h3{font-size:19px;font-weight:700;color:var(--ink-900);margin-bottom:6px;}
.tl-item p{font-size:15px;color:var(--muted);max-width:760px;}
.tl-item:last-child{padding-bottom:8px;}

/* ---------- dark band ---------- */
.dark-band{position:relative;background:var(--ink-900);color:#E7EDE8;overflow:hidden;padding:56px 0;}
.dark-band__slash{position:absolute;right:-80px;bottom:-90px;width:280px;height:280px;background:var(--accent-400);opacity:.1;transform:rotate(45deg);}
.dark-band__inner{position:relative;z-index:2;display:flex;align-items:center;gap:32px;flex-wrap:wrap;justify-content:space-between;}
.dark-band h2{font-size:26px;font-weight:800;color:#fff;margin-bottom:8px;}
.dark-band p{color:#B7C1BA;font-size:15px;max-width:560px;}
.dark-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- collections rail ---------- */
.rail{display:flex;gap:22px;overflow-x:auto;padding:4px 2px 18px;scroll-snap-type:x mandatory;scrollbar-width:thin;}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-thumb{background:#D6DED2;border-radius:99px;}
.rail-card{flex:0 0 316px;scroll-snap-align:start;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease;}
.rail-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.rail-card__media{position:relative;}
.rail-card__media img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:0;}
.badge{position:absolute;left:12px;top:12px;display:inline-flex;align-items:center;gap:5px;height:26px;padding:0 10px;border-radius:6px;background:var(--accent-600);color:#fff;font-size:12px;font-weight:700;}
.badge--ink{background:var(--brand-700);}
.rail-card__body{padding:18px 20px 20px;}
.rail-card__body h3{font-size:18px;font-weight:700;color:var(--ink-900);line-height:1.45;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rail-card__body p{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rail-meta{display:flex;align-items:center;gap:12px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);}
.pill-count{display:inline-flex;align-items:center;height:22px;padding:0 9px;border-radius:var(--r-pill);background:#F0F3EE;color:#5B655E;font-size:12px;font-weight:600;}

/* ---------- tips ---------- */
.tips-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.tip-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px 22px 22px 26px;position:relative;transition:border-color .18s ease,box-shadow .18s ease;}
.tip-item::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:4px;border-radius:4px;background:var(--brand-600);}
.tip-item:hover{border-color:#CFE3D8;box-shadow:var(--sh-1);}
.tip-item h3{font-size:17px;font-weight:700;color:var(--ink-900);margin-bottom:8px;}
.tip-item p{font-size:15px;color:var(--muted);}

/* ---------- bottom cta ---------- */
.bottom-cta{background:var(--brand-100);border-radius:var(--r-lg);padding:44px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;border:1px solid #D3E7DC;}
.bottom-cta h2{font-size:27px;font-weight:800;color:var(--ink-900);margin-bottom:8px;}
.bottom-cta p{font-size:15px;color:#4C574F;max-width:600px;}
.cta-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-900);color:#AEB9B1;padding:64px 0 28px;margin-top:72px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.site-footer .logo__text{color:#fff;}
.footer-desc{font-size:14px;line-height:1.8;color:#98A49C;margin-top:16px;max-width:340px;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:#AEB9B1;font-size:14px;}
.footer-links a:hover{color:var(--accent-400);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud a{display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:var(--r-pill);border:1px solid rgba(247,248,245,.16);font-size:13px;color:#B7C1BA;}
.tag-cloud a:hover{color:var(--accent-400);border-color:rgba(198,242,78,.5);}
.footer-info{display:flex;flex-direction:column;gap:10px;font-size:14px;color:#98A49C;}
.footer-bottom{margin-top:40px;padding-top:20px;border-top:1px solid rgba(247,248,245,.12);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8A958D;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .section{padding:64px 0;}
  .points-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
}
@media (max-width:1023px){
  .header-main__inner{height:auto;flex-wrap:wrap;padding-top:12px;padding-bottom:10px;gap:12px;}
  .nav-chips{flex:1 1 100%;order:3;padding-bottom:6px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cat-hero{padding:52px 0 46px;}
  .points-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .section-title{font-size:25px;}
  .section-head{margin-bottom:24px;}
  .topbar__links{display:none;}
  .header-actions .btn--sm{display:none;}
  .cat-hero{padding:40px 0 36px;}
  .cat-hero__lead{font-size:15.5px;}
  .points-grid{grid-template-columns:1fr;}
  .timeline-wrap{padding:26px 20px 12px;}
  .timeline::before{left:19px;}
  .tl-item{padding-left:60px;}
  .tl-item__num{width:40px;height:40px;border-radius:12px;font-size:15px;}
  .tips-grid{grid-template-columns:1fr;}
  .bottom-cta{padding:30px 22px;}
  .dark-band{padding:44px 0;}
  .rail-card{flex:0 0 262px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .site-footer{padding:48px 0 24px;margin-top:48px;}
}
@media (max-width:520px){
  .logo__text{font-size:17px;}
  .rail-card{flex:0 0 240px;}
  .stat-chip{font-size:12.5px;}
  .btn{padding:11px 18px;font-size:14.5px;}
}

/* roulang page: article */
:root{
  --ink-900:#0F1310;
  --ink-800:#1A211C;
  --brand-700:#0C5A47;
  --brand-600:#12715A;
  --brand-100:#E6F2EC;
  --accent-400:#C6F24E;
  --accent-600:#FF7A2F;
  --paper:#F7F8F5;
  --card:#FFFFFF;
  --line:#E2E7DF;
  --muted:#6C756E;
  --text:#20261F;
  --r-s:8px;
  --r-m:12px;
  --r-l:18px;
  --r-p:999px;
  --sh-1:0 6px 20px rgba(15,19,16,.06);
  --sh-2:0 16px 36px rgba(15,19,16,.12);
  --sp-1:8px; --sp-2:12px; --sp-3:16px; --sp-4:24px; --sp-5:32px; --sp-6:48px; --sp-7:72px; --sp-8:96px;
  --font-cn:"Noto Sans SC","PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease;}
a:hover{color:var(--brand-700);}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink-900);color:#C9D4CB;font-size:13px;line-height:1;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:38px;}
.topbar__note{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar__note i{color:var(--accent-400);}
.topbar__links{display:flex;gap:18px;white-space:nowrap;}
.topbar__links a{color:#C9D4CB;font-size:13px;}
.topbar__links a:hover{color:var(--accent-400);}

/* ---------- 头部与导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,248,245,.94);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease,background-color .2s ease;
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(15,19,16,.09);background:rgba(255,255,255,.97);}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo__mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand-700),var(--brand-600));
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 4px 12px rgba(12,90,71,.28);
}
.logo__mark i{
  width:12px;height:12px;border-radius:3px;
  background:var(--accent-400);display:block;
  transform:rotate(45deg);
}
.logo__text{font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);white-space:nowrap;}
.nav-wrap{flex:1 1 auto;min-width:0;overflow:hidden;}
.nav-chips{display:flex;gap:8px;overflow-x:auto;padding:4px 2px;scrollbar-width:none;-ms-overflow-style:none;}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;justify-content:center;
  height:36px;padding:0 16px;border-radius:var(--r-p);
  border:1px solid var(--line);background:transparent;color:#3A423B;
  font-size:14px;font-weight:500;white-space:nowrap;
  transition:all .18s ease;
}
.chip:hover{background:var(--brand-100);border-color:#C9DED2;color:var(--brand-700);}
.chip.is-active{background:var(--accent-400);border-color:var(--accent-400);color:var(--ink-900);font-weight:700;}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-p);
  border:1px solid var(--line);background:#fff;color:#3A423B;
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;
  transition:all .18s ease;
}
.icon-btn:hover{border-color:var(--brand-600);color:var(--brand-600);}
.icon-btn:active{transform:translateY(1px);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-p);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:all .18s ease;white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn--primary{background:var(--accent-400);color:var(--ink-900);}
.btn--primary:hover{background:#B6E63C;color:var(--ink-900);box-shadow:0 8px 20px rgba(198,242,78,.35);}
.btn--secondary{border-color:var(--brand-600);color:var(--brand-600);background:transparent;}
.btn--secondary:hover{background:var(--brand-100);color:var(--brand-700);}
.btn--ghost{background:transparent;color:var(--brand-700);padding:0 6px;height:auto;}
.btn--ghost i{transition:transform .18s ease;}
.btn--ghost:hover i{transform:translateX(3px);}
.btn--light{border-color:rgba(255,255,255,.35);color:#fff;background:transparent;}
.btn--light:hover{border-color:var(--accent-400);color:var(--accent-400);}
.nav-toggle{display:none;}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{
  position:fixed;inset:0 0 0 auto;width:min(86vw,340px);
  background:#fff;z-index:90;transform:translateX(100%);
  transition:transform .26s ease;box-shadow:-16px 0 40px rgba(15,19,16,.16);
  padding:20px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-title{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.06em;margin:18px 0 10px;}
.drawer-links{display:flex;flex-direction:column;gap:8px;}
.drawer-links a{
  padding:12px 14px;border-radius:var(--r-m);background:var(--paper);
  color:var(--ink-900);font-weight:600;font-size:15px;
}
.drawer-links a:hover{background:var(--brand-100);color:var(--brand-700);}
.drawer-mask{position:fixed;inset:0;background:rgba(15,19,16,.42);z-index:85;opacity:0;visibility:hidden;transition:opacity .26s ease,visibility .26s ease;}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:20px 0 0;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:#C3CBC4;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .current{color:var(--ink-900);font-weight:600;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章头部 ---------- */
.article-head{padding:20px 0 28px;border-bottom:1px solid var(--line);}
.article-kicker{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:14px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:6px;font-size:12px;font-weight:700;line-height:1.5;
}
.badge--cat{background:var(--accent-600);color:#fff;}
.badge--soft{background:var(--brand-100);color:var(--brand-700);border-radius:var(--r-p);font-weight:600;}
.badge--gray{background:#EEF1EB;color:#4C554D;border-radius:var(--r-p);font-weight:600;}
.article-head h1{
  font-size:clamp(30px,4.4vw,52px);
  line-height:1.2;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);
  max-width:960px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  margin-top:18px;font-size:14px;color:var(--muted);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--brand-600);font-size:13px;}

/* ---------- 布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;
  gap:56px;align-items:start;
  padding:40px 0 8px;
}
.article-main{min-width:0;}

/* ---------- 头图 ---------- */
.article-cover{margin-bottom:36px;border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1);}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.article-cover figcaption{font-size:13px;color:var(--muted);padding:10px 4px 0;text-align:left;}

/* ---------- 正文排版 ---------- */
.article-body{max-width:760px;font-size:17px;line-height:1.9;color:#242B24;}
.article-body h2{
  font-size:32px;line-height:1.35;font-weight:800;letter-spacing:-.01em;
  color:var(--ink-900);margin:1.7em 0 .7em;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;width:4px;height:1em;
  border-radius:2px;background:var(--accent-400);
}
.article-body h3{font-size:24px;line-height:1.4;font-weight:700;color:var(--ink-900);margin:1.6em 0 .6em;}
.article-body h4{font-size:19px;font-weight:700;color:var(--ink-800);margin:1.4em 0 .5em;}
.article-body p{margin:0 0 1.4em;}
.article-body a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.article-body a:hover{color:var(--brand-700);}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.4em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:.5em 0;}
.article-body li::marker{color:var(--brand-600);font-weight:700;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  border-left:4px solid var(--brand-600);background:var(--brand-100);
  border-radius:0 var(--r-m) var(--r-m) 0;color:#2C3E35;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{width:100%;height:auto;border-radius:var(--r-l);margin:1.6em 0 .6em;}
.article-body figure{margin:1.8em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:var(--brand-100);font-weight:700;}
.article-body code{background:#EEF2EC;color:var(--brand-700);padding:2px 6px;border-radius:6px;font-size:.92em;}
.article-body pre{background:var(--ink-900);color:#E6F2EC;padding:18px 20px;border-radius:var(--r-m);overflow-x:auto;margin:1.6em 0;}
.article-body pre code{background:none;color:inherit;padding:0;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.4em 0;}

/* ---------- 空态 ---------- */
.empty-state{
  max-width:760px;min-height:220px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;text-align:center;gap:10px;
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-l);padding:40px 24px;
}
.empty-state__icon{
  width:56px;height:56px;border-radius:50%;border:2px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:20px;
}
.empty-state__title{font-size:19px;font-weight:700;color:var(--ink-900);}
.empty-state__desc{font-size:14px;color:var(--muted);max-width:420px;}
.empty-state .btn{margin-top:8px;}

/* ---------- 标签与操作条 ---------- */
.after-body{max-width:760px;margin-top:40px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.tag-row__label{font-size:13px;color:var(--muted);margin-right:4px;}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;
  border-radius:var(--r-p);background:var(--card);border:1px solid var(--line);
  font-size:13px;color:#41493F;font-weight:500;
}
.tag:hover{border-color:var(--brand-600);color:var(--brand-700);background:var(--brand-100);}

.share-bar{
  margin-top:24px;padding:18px 22px;border-radius:var(--r-l);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--sh-1);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
}
.share-bar__text{font-size:14px;color:var(--muted);}
.share-bar__text strong{display:block;font-size:16px;color:var(--ink-900);margin-bottom:2px;}
.share-actions{display:flex;flex-wrap:wrap;gap:10px;}
.share-btn{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px;
  border-radius:var(--r-p);border:1px solid var(--line);background:#fff;
  font-size:14px;color:#39423A;font-weight:600;transition:all .18s ease;
}
.share-btn:hover{border-color:var(--accent-400);color:var(--brand-700);background:var(--brand-100);}
.share-btn .count{color:var(--muted);font-weight:500;}

/* ---------- 上一篇 / 下一篇 ---------- */
.post-nav{max-width:760px;margin-top:32px;display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.post-nav a{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-m);
  padding:16px 18px;transition:all .18s ease;
}
.post-nav a:hover{border-color:var(--brand-600);box-shadow:var(--sh-1);transform:translateY(-2px);}
.post-nav__label{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px;margin-bottom:6px;}
.post-nav__title{font-size:15px;font-weight:700;color:var(--ink-900);line-height:1.5;}

/* ---------- 相关推荐 ---------- */
.related{margin-top:64px;padding-top:44px;border-top:1px solid var(--line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;}
.section-title{position:relative;padding-left:14px;font-size:26px;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);line-height:1.3;}
.section-title::before{content:"";position:absolute;left:0;top:.24em;width:4px;height:.9em;border-radius:2px;background:var(--accent-400);}
.section-sub{font-size:14px;color:var(--muted);margin-top:6px;padding-left:14px;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.mini-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);
  overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#CFE0D5;}
.mini-card__cover{position:relative;overflow:hidden;aspect-ratio:3/2;}
.mini-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.mini-card:hover .mini-card__cover img{transform:scale(1.04);}
.mini-card__badge{position:absolute;left:12px;top:12px;background:var(--accent-600);color:#fff;font-size:12px;font-weight:700;padding:4px 10px;border-radius:6px;}
.mini-card__body{padding:18px 20px 20px;}
.mini-card__title{
  font-size:17px;font-weight:700;color:var(--ink-900);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mini-card__meta{margin-top:10px;font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px;}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:24px;}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);padding:22px;box-shadow:var(--sh-1);}
.side-card__title{font-size:16px;font-weight:800;color:var(--ink-900);display:flex;align-items:center;gap:8px;margin-bottom:14px;}
.side-card__title i{color:var(--brand-600);font-size:14px;}
.side-list{display:flex;flex-direction:column;}
.side-list li{border-bottom:1px solid var(--line);}
.side-list li:last-child{border-bottom:0;}
.side-list a{display:flex;gap:12px;align-items:flex-start;padding:12px 0;color:var(--ink-800);font-size:14px;line-height:1.6;font-weight:600;}
.side-list a:hover{color:var(--brand-700);}
.side-list .idx{
  flex:0 0 auto;width:22px;height:22px;border-radius:6px;background:var(--brand-100);
  color:var(--brand-700);font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;margin-top:2px;
}
.side-list li:first-child .idx{background:var(--accent-400);color:var(--ink-900);}
.side-collections{display:flex;flex-direction:column;gap:12px;}
.side-collection{display:flex;gap:12px;align-items:center;border-radius:var(--r-m);padding:8px;transition:background .18s ease;}
.side-collection:hover{background:var(--brand-100);}
.side-collection img{width:72px;height:54px;border-radius:var(--r-s);object-fit:cover;flex:0 0 auto;}
.side-collection__name{font-size:14px;font-weight:700;color:var(--ink-900);line-height:1.45;}
.side-collection__meta{font-size:12px;color:var(--muted);margin-top:3px;}

/* ---------- 深色 CTA ---------- */
.cta-dark{
  margin-top:80px;position:relative;overflow:hidden;
  background:var(--ink-900) url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  border-radius:var(--r-l);padding:56px 48px;
}
.cta-dark::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(12,20,15,.94) 0%,rgba(12,20,15,.82) 52%,rgba(12,90,71,.7) 100%);
}
.cta-dark__inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;}
.cta-dark h2{font-size:32px;line-height:1.3;font-weight:800;color:#fff;letter-spacing:-.01em;}
.cta-dark p{margin-top:14px;color:#C4D1C7;font-size:15px;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.cta-form{display:flex;flex-wrap:wrap;gap:10px;}
.cta-form input{
  flex:1 1 200px;height:48px;padding:0 16px;border-radius:10px;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);
  color:#fff;font-size:15px;outline:none;transition:all .18s ease;
}
.cta-form input::placeholder{color:#9FB0A4;}
.cta-form input:focus{border-color:var(--accent-400);box-shadow:0 0 0 4px rgba(198,242,78,.18);background:rgba(255,255,255,.12);}
.cta-form button{
  height:48px;padding:0 24px;border-radius:10px;border:0;
  background:var(--accent-400);color:var(--ink-900);font-weight:700;font-size:15px;
  transition:all .18s ease;
}
.cta-form button:hover{background:#B6E63C;}
.cta-note{margin-top:12px;font-size:12px;color:#93A497;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:#A9B7AB;margin-top:80px;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .logo__text{color:#fff;}
.footer-brand .logo{margin-bottom:16px;}
.footer-desc{font-size:14px;line-height:1.85;color:#9EAEA1;max-width:340px;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{color:#9EAEA1;font-size:14px;}
.footer-links a:hover{color:var(--accent-400);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud a{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;
  border-radius:var(--r-p);border:1px solid rgba(255,255,255,.16);
  font-size:13px;color:#A9B7AB;
}
.tag-cloud a:hover{border-color:var(--accent-400);color:var(--accent-400);}
.footer-info{display:flex;flex-direction:column;gap:11px;font-size:14px;color:#9EAEA1;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;font-size:13px;color:#87968A;
}
.to-top{
  position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:var(--r-p);
  border:0;background:var(--brand-600);color:#fff;font-size:15px;z-index:70;
  display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-2);
  opacity:0;visibility:hidden;transition:all .24s ease;
}
.to-top.is-show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--brand-700);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 290px;gap:40px;}
  .related-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
}
@media (max-width:1023px){
  .nav-wrap{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn{display:none;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px;}
  .article-side{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-dark__inner{grid-template-columns:1fr;gap:30px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .topbar__links{display:none;}
  .header-inner{height:64px;gap:12px;}
  .logo__text{font-size:17px;}
  .article-head h1{font-size:30px;}
  .article-body{font-size:16px;}
  .article-body h2{font-size:24px;}
  .article-body h3{font-size:20px;}
  .related-grid{grid-template-columns:1fr;gap:18px;}
  .post-nav{grid-template-columns:1fr;}
  .cta-dark{padding:36px 22px;border-radius:var(--r-m);}
  .cta-dark h2{font-size:24px;}
  .share-bar{padding:16px;}
  .share-actions{width:100%;}
  .share-btn{flex:1 1 auto;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .section-title{font-size:22px;}
  .to-top{right:16px;bottom:18px;}
}
@media (max-width:520px){
  .article-meta{gap:8px 14px;font-size:13px;}
  .breadcrumb .current{max-width:180px;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: category2 */
:root{
  --ink-900:#0F1310;
  --brand-700:#0C5A47;
  --brand-600:#12715A;
  --brand-100:#E6F2EC;
  --accent-400:#C6F24E;
  --accent-600:#FF7A2F;
  --paper:#F7F8F5;
  --card:#FFFFFF;
  --line:#E2E7DF;
  --muted:#6C756E;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:18px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(15,19,16,.06);
  --sh-2:0 16px 36px rgba(15,19,16,.12);
  --sp-1:8px; --sp-2:12px; --sp-3:16px; --sp-4:24px; --sp-5:32px; --sp-6:48px; --sp-7:72px; --sp-8:96px;
  --maxw:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-900);
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-md);}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding-left:1.15em;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:4px;}
button:disabled{opacity:.45;cursor:not-allowed;}

/* ============ Foundation 覆盖 ============ */
.row{max-width:none;margin-left:-12px;margin-right:-12px;}
.row::before,.row::after{display:none;}
.column,.columns{padding-left:12px;padding-right:12px;float:none;}
body.off-canvas-content, .off-canvas-content{box-shadow:none;background:transparent;}

/* ============ 容器与板块 ============ */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding-left:24px;padding-right:24px;}
.section{padding-top:var(--sp-8);padding-bottom:var(--sp-8);}
.section--tight{padding-top:var(--sp-6);padding-bottom:var(--sp-6);}
.section--alt{background:linear-gradient(180deg,#FFFFFF 0%,#F2F5EF 100%);}
.section-head{margin-bottom:var(--sp-6);max-width:820px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand-600);
  background:var(--brand-100);border-radius:var(--r-pill);
  padding:5px 14px;margin-bottom:14px;
}
.section-head .eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-400);}
.section-head h2{
  position:relative;
  font-size:32px;line-height:1.3;font-weight:800;letter-spacing:-.01em;
  padding-left:16px;color:var(--ink-900);
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;
  border-radius:2px;background:var(--accent-400);
}
.section-head p{margin-top:12px;color:var(--muted);font-size:16px;max-width:720px;}

/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--ink-900);color:#D9E2DB;font-size:13px;height:40px;
  display:flex;align-items:center;overflow:hidden;
}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar__note{display:flex;align-items:center;gap:10px;white-space:nowrap;}
.topbar__note i{
  width:7px;height:7px;border-radius:50%;background:var(--accent-400);
  display:inline-block;flex:0 0 auto;
}
.topbar__links{display:flex;gap:18px;overflow-x:auto;scrollbar-width:none;}
.topbar__links::-webkit-scrollbar{display:none;}
.topbar__links a{color:#B9C6BD;white-space:nowrap;}
.topbar__links a:hover{color:var(--accent-400);}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,248,245,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease,background .2s ease;
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(15,19,16,.08);}
.header-inner{
  display:flex;align-items:center;gap:20px;
  min-height:72px;padding-top:10px;padding-bottom:10px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink-900);}
.logo:hover{color:var(--brand-700);}
.logo__mark{
  width:34px;height:34px;border-radius:10px;background:var(--ink-900);
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.logo__mark i{
  width:14px;height:14px;border-radius:4px;background:var(--accent-400);
  display:block;transform:rotate(45deg);
}
.logo__text{
  font-size:19px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;
}
.nav-chips{
  flex:1 1 auto;display:flex;align-items:center;gap:8px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  padding:4px 2px;
}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;justify-content:center;
  height:36px;padding:0 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:transparent;
  color:#3A423C;font-size:14px;font-weight:500;white-space:nowrap;
  transition:all .18s ease;min-height:36px;
}
.chip:hover{background:var(--brand-100);color:var(--brand-700);border-color:#CBDFD4;}
.chip.is-active{background:var(--accent-400);border-color:var(--accent-400);color:#0F1310;font-weight:600;}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;color:var(--ink-900);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .18s ease;
}
.icon-btn:hover{border-color:var(--brand-600);color:var(--brand-600);background:var(--brand-100);}
.icon-btn:active{transform:translateY(1px);}
.menu-btn{display:none;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:all .18s ease;white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn--primary{background:var(--accent-400);color:#0F1310;border-color:var(--accent-400);}
.btn--primary:hover{background:#B7E63B;color:#0F1310;box-shadow:0 10px 24px rgba(198,242,78,.35);}
.btn--secondary{background:transparent;border-color:var(--brand-600);color:var(--brand-600);}
.btn--secondary:hover{background:var(--brand-100);color:var(--brand-700);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}
.ghost-link{
  display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-600);
}
.ghost-link span{transition:transform .18s ease;}
.ghost-link:hover span{transform:translateX(3px);}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;color:#F2F6F2;
  background:#0F1310;
}
.cat-hero__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.34;
}
.cat-hero::after{
  content:"";position:absolute;top:-30%;right:-8%;width:46%;height:150%;
  background:linear-gradient(90deg,rgba(198,242,78,.16),rgba(198,242,78,0));
  transform:skewX(-14deg);pointer-events:none;
}
.cat-hero__inner{position:relative;z-index:2;padding:64px 0 72px;}
.crumbs{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;font-size:13px;color:#A9B7AE;}
.crumbs li{display:flex;align-items:center;gap:8px;}
.crumbs li+li::before{content:"/";color:#5D6A62;}
.crumbs a{color:#CBD8CF;}
.crumbs a:hover{color:var(--accent-400);}
.cat-hero h1{
  margin-top:20px;font-size:46px;line-height:1.2;font-weight:800;letter-spacing:-.01em;
  color:#FFFFFF;max-width:840px;
}
.cat-hero__lead{
  margin-top:16px;font-size:17px;color:#C9D6CD;max-width:640px;line-height:1.8;
}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-stat{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-pill);padding:8px 16px;font-size:13px;color:#E4EDE7;
}
.hero-stat b{color:var(--accent-400);font-weight:700;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.cat-hero .btn--secondary{border-color:rgba(255,255,255,.4);color:#F2F6F2;}
.cat-hero .btn--secondary:hover{background:rgba(255,255,255,.12);color:#fff;}

/* ============ 子筛选 chip ============ */
.filter-bar{
  background:#fff;border-bottom:1px solid var(--line);
  position:sticky;top:72px;z-index:40;
}
.filter-bar .container{display:flex;align-items:center;gap:10px;overflow-x:auto;padding-top:12px;padding-bottom:12px;scrollbar-width:none;}
.filter-bar .container::-webkit-scrollbar{display:none;}
.filter-bar .chip{height:34px;font-size:13px;}

/* ============ 数据卡网格 ============ */
.stat-grid .column{margin-bottom:24px;}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;height:100%;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  position:relative;overflow:hidden;
}
.stat-card::before{
  content:"";position:absolute;left:0;top:0;right:0;height:4px;
  background:var(--accent-400);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D3DED6;}
.stat-card:hover::before{transform:scaleX(1);}
.stat-card__value{
  font-size:40px;line-height:1.1;font-weight:800;color:var(--brand-700);letter-spacing:-.02em;
}
.stat-card__value small{font-size:16px;font-weight:600;color:var(--muted);margin-left:4px;}
.stat-card__label{
  margin-top:10px;font-size:17px;font-weight:700;color:var(--ink-900);
}
.stat-card__note{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.75;}
.stat-card__tag{
  position:absolute;right:20px;top:20px;
  background:var(--accent-600);color:#fff;font-size:12px;font-weight:600;
  border-radius:6px;padding:3px 9px;
}

/* ============ 交错图文 ============ */
.zig{padding:32px 0;border-top:1px solid var(--line);}
.zig:first-of-type{border-top:0;padding-top:0;}
.zig__media{position:relative;}
.zig__media img{width:100%;aspect-ratio:16/10;object-fit:cover;box-shadow:var(--sh-1);}
.zig__badge{
  position:absolute;left:14px;top:14px;
  background:var(--accent-600);color:#fff;font-size:12px;font-weight:600;
  padding:4px 10px;border-radius:6px;
}
.zig__index{
  display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;color:var(--brand-600);
  letter-spacing:.04em;margin-bottom:12px;
}
.zig__index i{
  display:inline-flex;align-items:center;justify-content:center;
  width:26px;height:26px;border-radius:8px;background:var(--accent-400);color:#0F1310;
  font-style:normal;font-size:13px;font-weight:800;
}
.zig__body h3{font-size:23px;line-height:1.4;font-weight:700;color:var(--ink-900);}
.zig__body p{margin-top:12px;color:#3F4641;font-size:16px;}
.zig__facts{list-style:none;padding:0;margin-top:18px;display:grid;gap:10px;}
.zig__facts li{
  display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);
  background:var(--brand-100);border-radius:var(--r-sm);padding:10px 14px;
}
.zig__facts li b{color:var(--brand-700);font-weight:700;white-space:nowrap;}
@media (min-width:1024px){
  .zig--rev .zig__media{order:2;}
  .zig--rev .zig__body{order:1;}
}

/* ============ 要点提示 ============ */
.keypoints{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:32px;box-shadow:var(--sh-1);}
.keypoint{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);}
.keypoint:last-child{border-bottom:0;padding-bottom:0;}
.keypoint:first-child{padding-top:0;}
.keypoint__no{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-100);color:var(--brand-700);font-weight:800;font-size:15px;
}
.keypoint h3{font-size:17px;font-weight:700;margin-bottom:6px;}
.keypoint p{font-size:14px;color:var(--muted);}

/* ============ 相关合集横条 ============ */
.collection-strip .column{margin-bottom:24px;}
.mini-card{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;height:100%;transition:transform .18s ease,box-shadow .18s ease;color:inherit;
  box-shadow:var(--sh-1);
}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);color:inherit;}
.mini-card img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:0;}
.mini-card__body{padding:20px 22px 24px;}
.mini-card__body h3{font-size:18px;font-weight:700;line-height:1.45;}
.mini-card__body p{margin-top:8px;font-size:14px;color:var(--muted);}
.mini-card__meta{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:16px;font-size:13px;color:var(--muted);
}
.pill{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
  background:#EEF1EC;color:#54615A;font-size:12px;font-weight:600;
}

/* ============ 订阅 CTA ============ */
.sub-cta{
  background:linear-gradient(135deg,#EAF3ED 0%,#F7F8F5 60%);
  border:1px solid #DCE6DE;border-radius:var(--r-lg);
  padding:48px;position:relative;overflow:hidden;
}
.sub-cta::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.45),rgba(198,242,78,0) 70%);
}
.sub-cta h2{font-size:28px;font-weight:800;line-height:1.35;letter-spacing:-.01em;position:relative;z-index:2;}
.sub-cta p{margin-top:12px;color:#4A554E;font-size:16px;max-width:640px;position:relative;z-index:2;}
.sub-form{display:flex;gap:12px;margin-top:26px;max-width:560px;position:relative;z-index:2;}
.sub-form input{
  flex:1 1 auto;height:48px;padding:0 16px;border-radius:10px;
  border:1px solid var(--line);background:#fff;font-size:15px;color:var(--ink-900);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.sub-form input::placeholder{color:#98A29B;}
.sub-form input:focus{outline:none;border-color:var(--brand-600);box-shadow:0 0 0 4px rgba(18,113,90,.12);}
.sub-cta__foot{margin-top:18px;font-size:13px;color:var(--muted);position:relative;z-index:2;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:#B8C4BB;padding-top:64px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;}
.footer-brand .logo{color:#fff;}
.footer-brand .logo__mark{background:#1B221D;}
.footer-brand .logo:hover{color:var(--accent-400);}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:#94A29A;max-width:340px;}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:#A9B7AE;font-size:14px;}
.footer-links a:hover{color:var(--accent-400);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud a{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.06);color:#B8C4BB;font-size:13px;
}
.tag-cloud a:hover{background:rgba(198,242,78,.16);color:var(--accent-400);}
.footer-info{display:flex;flex-direction:column;gap:10px;font-size:14px;color:#94A29A;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0 28px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#7E8C84;
}

/* ============ 回到顶部 ============ */
.to-top{
  position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;
  background:var(--ink-900);color:var(--accent-400);border:1px solid rgba(198,242,78,.35);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;z-index:70;
  opacity:0;visibility:hidden;transition:all .22s ease;
}
.to-top.is-show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--brand-700);color:#fff;}

/* ============ 移动端 off-canvas ============ */
.off-canvas{background:var(--ink-900);color:#DDE6DF;}
.off-canvas .oc-head{padding:20px 20px 16px;border-bottom:1px solid rgba(255,255,255,.1);}
.off-canvas .oc-title{font-size:13px;color:#8B998F;margin:22px 20px 10px;letter-spacing:.06em;}
.off-canvas a.oc-link{
  display:block;padding:14px 20px;color:#DDE6DF;font-size:15px;border-bottom:1px solid rgba(255,255,255,.06);
}
.off-canvas a.oc-link.is-active{background:rgba(198,242,78,.14);color:var(--accent-400);font-weight:600;}
.off-canvas a.oc-link:hover{background:rgba(255,255,255,.06);color:#fff;}
@media (min-width:1024px){ .off-canvas{display:none !important;} }

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .cat-hero h1{font-size:40px;}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:32px;}
}
@media (max-width:1023px){
  .nav-chips{display:none;}
  .menu-btn{display:inline-flex;}
  .header-actions .btn--secondary{display:none;}
  .filter-bar{top:72px;}
  .sub-cta{padding:36px 28px;}
}
@media (max-width:991px){
  .section{padding-top:64px;padding-bottom:64px;}
  .section-head h2{font-size:28px;}
  .cat-hero__inner{padding:48px 0 56px;}
  .cat-hero h1{font-size:34px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .zig{padding:28px 0;}
  .zig__body{margin-top:20px;}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px;}
  .row{margin-left:-8px;margin-right:-8px;}
  .column,.columns{padding-left:8px;padding-right:8px;}
  .section{padding-top:48px;padding-bottom:48px;}
  .section-head{margin-bottom:32px;}
  .section-head h2{font-size:24px;}
  .cat-hero h1{font-size:30px;}
  .cat-hero__lead{font-size:15px;}
  .stat-card__value{font-size:34px;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
  .sub-cta{padding:28px 20px;}
  .sub-cta h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .topbar{font-size:12px;}
  .topbar__links{display:none;}
  .hero-actions .btn{width:100%;}
  .to-top{right:14px;bottom:14px;}
}
@media (max-width:520px){
  .logo__text{font-size:16px;}
  .cat-hero h1{font-size:27px;}
  .stat-card{padding:20px 18px;}
  .keypoints{padding:22px 18px;}
}