/* roulang page: index */
:root{
  --ink-900:#0D0F0C;
  --ink-800:#14170F;
  --ink-600:#2A2E24;
  --paper:#F4F2EC;
  --paper-2:#E6E3D8;
  --accent:#C6F24E;
  --accent-soft:rgba(198,242,78,.14);
  --secondary:#FF5C2B;
  --muted:#7C8071;
  --line:rgba(13,15,12,.10);
  --line-dark:rgba(244,242,236,.12);
  --r-card:16px;
  --r-badge:8px;
  --r-pill:999px;
  --shadow-card:0 8px 24px rgba(13,15,12,.08);
  --shadow-dark:0 0 0 1px var(--accent), 0 10px 30px rgba(0,0,0,.35);
  --container:1240px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --nav-h:72px;
}
*,*::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","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.15;}
p{margin:0;}
svg{flex:none;}
.num{font-family:Inter,"Barlow Condensed",system-ui,sans-serif;font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;letter-spacing:-.02em;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:112px 0;}
.section-tight{padding:88px 0;}
.section-dark{background:var(--ink-900);color:var(--paper);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:56px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(26px,3.4vw,40px);font-weight:900;}
.section-head .sub{color:var(--muted);font-size:15px;max-width:600px;margin-top:12px;line-height:1.8;}
.section-dark .section-head .sub{color:rgba(244,242,236,.62);}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);}
.kicker::before{content:"";width:22px;height:2px;background:var(--accent);display:block;}

/* 导航 */
.site-nav{
  position:sticky;top:0;z-index:80;background:var(--paper);
  border-bottom:1px solid var(--line);transition:height .28s var(--ease);
}
.nav-inner{
  display:flex;align-items:center;gap:20px;height:var(--nav-h);
  max-width:1360px;margin:0 auto;padding:0 24px;
}
.site-nav.is-scrolled{--nav-h:60px;}
.site-nav.is-scrolled .nav-inner{box-shadow:0 1px 0 rgba(13,15,12,.04);}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:900;letter-spacing:-.03em;white-space:nowrap;}
.logo-mark{width:30px;height:30px;border-radius:9px;background:var(--ink-900);display:grid;place-items:center;flex:none;}
.logo-mark span{width:11px;height:11px;background:var(--accent);border-radius:3px;display:block;}
.nav-search{
  position:relative;flex:1 1 auto;max-width:520px;display:flex;align-items:center;
}
.nav-search input{
  width:100%;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:var(--paper);padding:0 92px 0 44px;font-size:15px;transition:border-color .2s,box-shadow .2s,background .2s;
}
.nav-search input::placeholder{color:var(--muted);font-size:15px;}
.nav-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(198,242,78,.25);}
.nav-search .s-icon{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none;}
.nav-search kbd{
  position:absolute;right:10px;top:50%;transform:translateY(-50%);
  font-family:Inter,sans-serif;font-size:12px;color:var(--muted);background:var(--paper-2);
  border-radius:6px;padding:3px 7px;line-height:1.2;
}
.search-suggest{
  position:absolute;top:calc(100% + 8px);left:0;right:0;background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:0 12px 32px rgba(13,15,12,.10);padding:6px;display:none;z-index:90;
}
.search-suggest.is-open{display:block;}
.search-suggest a{display:block;padding:10px 12px;border-radius:8px;font-size:14px;color:var(--ink-600);}
.search-suggest a:hover{background:var(--accent-soft);color:var(--ink-900);}
.search-suggest .s-empty{padding:12px;font-size:14px;color:var(--muted);}
.nav-actions{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
  position:relative;padding:8px 12px;font-size:14px;font-weight:500;color:var(--ink-600);
  border-radius:var(--r-pill);white-space:nowrap;transition:color .2s,background .2s;
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .26s var(--ease);
}
.nav-links a:hover{color:var(--ink-900);}
.nav-links a:hover::after,.nav-links a.is-active::after{transform:scaleX(1);}
.nav-links a.is-active{color:var(--ink-900);font-weight:700;}
.nav-links a.is-active::before{
  content:"";position:absolute;left:2px;top:50%;width:5px;height:5px;border-radius:50%;
  background:var(--accent);transform:translateY(-50%);
}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);align-items:center;justify-content:center;}
.nav-search-toggle{display:none;width:44px;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);align-items:center;justify-content:center;}

/* 按钮 */
.btn-primary,.btn-ghost,.btn-text{display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:all .2s var(--ease);font-weight:700;}
.btn-primary{
  height:48px;padding:0 26px;border-radius:var(--r-pill);background:var(--accent);color:var(--ink-900);
  font-size:15px;border:1px solid var(--accent);
}
.btn-primary:hover{background:#baeb3d;border-color:#baeb3d;transform:translateY(-1px);box-shadow:0 8px 20px rgba(13,15,12,.16);}
.btn-primary:active{transform:translateY(0) scale(.985);}
.btn-primary.sm{height:40px;padding:0 18px;font-size:14px;}
.btn-ghost{
  height:48px;padding:0 24px;border-radius:var(--r-pill);border:1.5px solid var(--ink-900);color:var(--ink-900);
  font-size:15px;background:transparent;
}
.btn-ghost:hover{background:var(--ink-900);color:var(--paper);}
.btn-ghost.on-dark{border-color:rgba(244,242,236,.48);color:var(--paper);}
.btn-ghost.on-dark:hover{background:var(--paper);color:var(--ink-900);border-color:var(--paper);}
.btn-ghost.sm{height:40px;padding:0 18px;font-size:14px;}
.btn-text{font-size:14px;color:var(--ink-900);padding:6px 0;position:relative;font-weight:700;}
.btn-text::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .26s var(--ease);}
.btn-text:hover::after{transform:scaleX(1);}
.btn-primary[disabled],.btn-ghost[disabled]{opacity:.4;cursor:not-allowed;}
.is-loading::before{content:"";width:13px;height:13px;border-radius:50%;border:2px solid rgba(13,15,12,.25);border-top-color:var(--ink-900);animation:spin .7s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}

/* 徽章 */
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;line-height:1;
  padding:7px 11px;border-radius:var(--r-badge);background:var(--accent-soft);color:#4c6b06;
}
.chip.cat{background:transparent;color:var(--secondary);padding:0;font-weight:700;}
.chip.on-dark{background:rgba(198,242,78,.2);color:var(--accent);}
.chip.line{background:transparent;border:1px solid var(--line);color:var(--ink-600);}

/* Hero */
.hero{padding:72px 0 64px;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:56px;align-items:center;}
.hero h1{
  font-size:clamp(38px,5.6vw,72px);font-weight:900;line-height:1.02;letter-spacing:-.035em;margin:20px 0 22px;
}
.hero h1 .hl{position:relative;display:inline-block;}
.hero h1 .hl::after{
  content:"";position:absolute;left:0;right:0;bottom:.06em;height:.22em;background:var(--accent);z-index:-1;border-radius:2px;
}
.hero-sub{font-size:17px;color:var(--ink-600);max-width:560px;line-height:1.85;}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap;}
.trust-row{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:44px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.trust-row li{padding:20px 18px 20px 0;border-right:1px solid var(--line);}
.trust-row li:last-child{border-right:0;}
.trust-row .t-num{font-size:34px;font-weight:900;line-height:1;display:block;}
.trust-row .t-label{font-size:12px;color:var(--muted);margin-top:8px;display:block;letter-spacing:.04em;}
.hero-media{position:relative;border-radius:var(--r-card);overflow:hidden;aspect-ratio:5/4;background:var(--ink-900);}
.hero-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.hero-media:hover img{transform:scale(1.03);}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,15,12,.58) 0%,rgba(13,15,12,.10) 52%,rgba(13,15,12,.72) 100%);
}
.hero-float{
  position:absolute;z-index:2;left:20px;right:20px;bottom:20px;display:flex;gap:10px;flex-wrap:wrap;
}
.hero-float span{
  background:rgba(244,242,236,.94);color:var(--ink-900);font-size:13px;font-weight:700;
  padding:9px 14px;border-radius:var(--r-pill);display:inline-flex;align-items:center;gap:7px;
}
.hero-float span i{width:7px;height:7px;border-radius:50%;background:var(--accent);display:block;}
.hero-badge{
  position:absolute;z-index:2;top:20px;right:20px;background:var(--accent);color:var(--ink-900);
  font-size:12px;font-weight:800;padding:8px 12px;border-radius:var(--r-badge);letter-spacing:.04em;
}

/* 锚点条 */
.anchor-bar{
  position:sticky;top:var(--nav-h);z-index:60;background:var(--paper);border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);transition:top .28s var(--ease);
}
.anchor-inner{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;padding:0 24px;max-width:1360px;margin:0 auto;}
.anchor-inner::-webkit-scrollbar{display:none;}
.anchor-inner a{
  position:relative;padding:16px 14px;font-size:14px;font-weight:700;color:var(--muted);white-space:nowrap;transition:color .2s;
}
.anchor-inner a::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;background:var(--accent);transform:scaleX(0);transition:transform .26s var(--ease);}
.anchor-inner a:hover{color:var(--ink-900);}
.anchor-inner a.is-active{color:var(--ink-900);}
.anchor-inner a.is-active::after{transform:scaleX(1);}

/* 卖点 */
.sell-list{border-top:1px solid var(--line);}
.sell-row{
  display:grid;grid-template-columns:120px minmax(0,1fr) 60px;gap:24px;align-items:center;
  padding:32px 24px;border-bottom:1px solid var(--line);transition:background .28s var(--ease),color .28s var(--ease);
}
.sell-row .idx{
  font-family:"Barlow Condensed",Inter,sans-serif;font-size:56px;font-weight:900;line-height:1;
  color:transparent;-webkit-text-stroke:1.4px var(--accent);letter-spacing:-.03em;font-variant-numeric:tabular-nums;
}
.sell-row h3{font-size:clamp(18px,2vw,22px);font-weight:800;margin-bottom:8px;}
.sell-row p{font-size:15px;color:var(--muted);line-height:1.75;max-width:760px;}
.sell-row .arrow{display:flex;justify-content:flex-end;color:var(--muted);transition:transform .28s var(--ease),color .28s;}
.sell-row:hover{background:var(--ink-900);color:var(--paper);}
.sell-row:hover p{color:rgba(244,242,236,.66);}
.sell-row:hover .arrow{color:var(--accent);transform:translateX(6px);}

/* 演示 */
.demo-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start;}
.demo-grid.reverse{grid-template-columns:5fr 7fr;margin-top:32px;}
.frame-card{
  background:var(--ink-800);border:1px solid var(--line-dark);border-radius:var(--r-card);overflow:hidden;position:relative;
}
.frame-bar{display:flex;align-items:center;gap:6px;padding:12px 16px;border-bottom:1px solid var(--line-dark);}
.frame-bar i{width:9px;height:9px;border-radius:50%;background:rgba(244,242,236,.24);display:block;}
.frame-bar .frame-tag{margin-left:auto;font-size:12px;color:rgba(244,242,236,.52);font-family:Inter,sans-serif;}
.frame-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .6s var(--ease);}
.frame-card:hover img{transform:scale(1.03);}
.frame-index{
  position:absolute;top:12px;right:16px;font-family:"Barlow Condensed",Inter,sans-serif;font-size:15px;
  color:var(--accent);font-weight:800;
}
.demo-copy h3{font-size:clamp(20px,2.4vw,26px);margin-bottom:14px;}
.demo-copy p{color:var(--muted);font-size:15px;margin-bottom:20px;}
.demo-copy ul{display:grid;gap:12px;}
.demo-copy li{display:flex;gap:10px;font-size:15px;color:var(--ink-600);align-items:flex-start;line-height:1.7;}
.demo-copy li svg{margin-top:4px;color:#4c6b06;}
.tabs{margin-top:64px;border-top:1px solid var(--line);}
.tab-nav{display:flex;gap:4px;position:relative;overflow-x:auto;scrollbar-width:none;}
.tab-nav::-webkit-scrollbar{display:none;}
.tab-btn{padding:18px 20px;font-size:15px;font-weight:700;color:var(--muted);white-space:nowrap;transition:color .2s;}
.tab-btn[aria-selected="true"]{color:var(--ink-900);}
.tab-indicator{position:absolute;bottom:0;height:3px;background:var(--accent);transition:transform .3s var(--ease),width .3s var(--ease);}
.tab-panel{display:none;padding-top:36px;grid-template-columns:repeat(3,1fr);gap:24px;}
.tab-panel.is-active{display:grid;animation:fadeUp .42s var(--ease);}
.tab-cell{border:1px solid var(--line);border-radius:var(--r-card);padding:24px;background:var(--paper);}
.tab-cell h4{font-size:17px;margin-bottom:10px;}
.tab-cell p{font-size:15px;color:var(--muted);}
.tab-cell .step-no{font-family:"Barlow Condensed",Inter,sans-serif;font-size:13px;font-weight:800;color:var(--secondary);letter-spacing:.08em;display:block;margin-bottom:12px;}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px);}to{opacity:1;transform:none;}}

/* 证据 */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);}
.stat-row li{padding:32px 20px 32px 0;border-right:1px solid var(--line-dark);}
.stat-row li:last-child{border-right:0;}
.stat-row strong{display:block;font-family:Inter,"Barlow Condensed",sans-serif;font-size:clamp(40px,4.4vw,60px);font-weight:900;line-height:1;font-variant-numeric:tabular-nums;}
.stat-row span{display:block;font-size:12px;color:rgba(244,242,236,.58);margin-top:12px;letter-spacing:.04em;}
.quote-wrap{max-width:880px;margin:72px auto 0;text-align:center;}
.quote-mark{font-family:Georgia,serif;font-size:76px;line-height:.6;color:var(--accent);display:block;margin-bottom:20px;}
.quote-wrap blockquote{font-size:clamp(17px,2vw,21px);line-height:1.8;font-weight:500;margin:0;}
.quote-wrap cite{display:block;margin-top:20px;font-size:13px;color:rgba(244,242,236,.5);font-style:normal;}
.partner-row{display:flex;flex-wrap:wrap;gap:32px;justify-content:center;margin-top:64px;padding-top:40px;border-top:1px solid var(--line-dark);}
.partner-row span{font-size:14px;font-weight:700;color:rgba(244,242,236,.34);letter-spacing:.08em;}

/* 价格 */
.price-stack{display:grid;gap:16px;}
.price-row{
  display:grid;grid-template-columns:220px minmax(0,1fr) 220px;gap:32px;align-items:center;
  border:1px solid var(--line);border-radius:var(--r-card);padding:32px;background:var(--paper);transition:all .28s var(--ease);
}
.price-row:hover{box-shadow:var(--shadow-card);transform:translateY(-2px);}
.price-row.featured{background:var(--ink-900);color:var(--paper);border-color:var(--accent);box-shadow:0 0 0 1px var(--accent);padding:40px 32px;}
.price-row .p-name{font-size:20px;font-weight:900;}
.price-row .p-price{margin-top:10px;font-family:Inter,sans-serif;font-size:30px;font-weight:900;font-variant-numeric:tabular-nums;}
.price-row .p-price small{font-size:13px;font-weight:500;color:var(--muted);margin-left:6px;font-family:inherit;}
.price-row.featured .p-price small{color:rgba(244,242,236,.6);}
.price-row .p-desc{font-size:14px;color:var(--muted);margin-top:8px;}
.price-row.featured .p-desc{color:rgba(244,242,236,.62);}
.feat-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px;}
.feat-list li{
  display:flex;gap:10px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line);
  font-size:14px;color:var(--ink-600);line-height:1.6;
}
.price-row.featured .feat-list li{color:rgba(244,242,236,.82);border-bottom-color:var(--line-dark);}
.feat-list svg{color:#4c6b06;margin-top:4px;}
.price-row.featured .feat-list svg{color:var(--accent);}
.price-action{display:flex;justify-content:flex-end;}
.tag-hot{display:inline-block;font-size:12px;font-weight:800;background:var(--accent);color:var(--ink-900);padding:5px 10px;border-radius:var(--r-badge);margin-bottom:12px;}

/* 资讯 */
.news-lead{
  display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:0;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;background:var(--paper);transition:all .28s var(--ease);
}
.news-lead:hover{transform:translateY(-2px);box-shadow:var(--shadow-card);border-color:rgba(13,15,12,.2);}
.news-lead .nl-media{overflow:hidden;background:var(--paper-2);}
.news-lead .nl-media img{width:100%;height:100%;min-height:280px;object-fit:cover;transition:transform .6s var(--ease);}
.news-lead:hover .nl-media img{transform:scale(1.03);}
.news-lead .nl-body{padding:36px;display:flex;flex-direction:column;gap:14px;justify-content:center;}
.news-lead h3{font-size:clamp(20px,2.4vw,26px);line-height:1.35;}
.news-lead:hover h3{text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:3px;text-underline-offset:4px;}
.news-lead p{font-size:15px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:16px;}
.card-news{
  display:grid;grid-template-columns:160px minmax(0,1fr);gap:18px;border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px;background:var(--paper);transition:all .28s var(--ease);align-items:center;
}
.card-news:hover{transform:translateY(-2px);box-shadow:var(--shadow-card);border-color:rgba(13,15,12,.2);}
.card-news .cn-media{border-radius:12px;overflow:hidden;aspect-ratio:4/3;background:var(--paper-2);}
.card-news .cn-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.card-news:hover .cn-media img{transform:scale(1.03);}
.card-news h3{
  font-size:16px;font-weight:800;line-height:1.5;margin:8px 0 8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-news:hover h3{text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:2px;text-underline-offset:3px;}
.card-news p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.meta-row{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted);margin-top:10px;flex-wrap:wrap;}
.meta-row .num{font-variant-numeric:tabular-nums;}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-card);padding:56px 24px;text-align:center;background:var(--paper);
}
.empty-state svg{color:var(--muted);margin:0 auto 16px;}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:20px;}

/* FAQ */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;
  padding:24px 0;font-size:18px;font-weight:700;line-height:1.5;color:var(--ink-900);
}
.faq-q svg{color:var(--muted);transition:transform .28s var(--ease);flex:none;}
.faq-item.is-open .faq-q svg{transform:rotate(180deg);color:var(--ink-900);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease);}
.faq-a p{font-size:15px;color:var(--muted);line-height:1.85;padding:0 0 22px;}
.faq-item.is-open .faq-a{max-height:340px;}

/* 尾部 CTA */
.cta-block{position:relative;background:var(--ink-900);color:var(--paper);overflow:hidden;}
.cta-block::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(244,242,236,.055) 0 1px,transparent 1px 14px);
}
.cta-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:48px;align-items:center;padding:104px 0;}
.cta-inner h2{font-size:clamp(28px,4.2vw,52px);font-weight:900;line-height:1.06;letter-spacing:-.03em;}
.cta-inner p{color:rgba(244,242,236,.66);font-size:16px;margin-top:20px;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px;}
.cta-side{border-left:1px solid var(--line-dark);padding-left:40px;}
.cta-side ul{display:grid;gap:16px;}
.cta-side li{display:flex;gap:12px;font-size:14px;color:rgba(244,242,236,.72);align-items:flex-start;}
.cta-side svg{color:var(--accent);margin-top:4px;}

/* 页脚 */
.site-footer{background:var(--ink-900);color:rgba(244,242,236,.7);border-top:1px solid var(--line-dark);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding:72px 0 48px;}
.site-footer h4{font-size:14px;color:var(--paper);font-weight:800;margin-bottom:18px;letter-spacing:.02em;}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(244,242,236,.62);max-width:320px;}
.site-footer .f-logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:900;color:var(--paper);letter-spacing:-.03em;margin-bottom:16px;}
.site-footer ul{display:grid;gap:12px;}
.site-footer ul a{font-size:14px;color:rgba(244,242,236,.7);transition:color .2s;}
.site-footer ul a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px;}
.footer-btn{margin-top:22px;}
.footer-bottom{
  border-top:1px solid var(--line-dark);padding:24px 0;display:flex;justify-content:space-between;gap:16px;
  font-size:13px;color:rgba(244,242,236,.44);flex-wrap:wrap;
}

/* 浮动 CTA */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:70;display:inline-flex;align-items:center;gap:9px;
  height:52px;padding:0 24px;border-radius:var(--r-pill);background:var(--accent);color:var(--ink-900);
  font-size:15px;font-weight:800;box-shadow:0 12px 28px rgba(13,15,12,.22);
  opacity:0;visibility:hidden;transform:translateY(14px);transition:opacity .32s var(--ease),transform .32s var(--ease),visibility .32s;
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:none;}
.float-cta:hover{background:#baeb3d;transform:translateY(-2px);}

/* 移动端搜索层与抽屉 */
.search-overlay{
  position:fixed;inset:0;z-index:120;background:var(--paper);padding:16px;display:none;
}
.search-overlay.is-open{display:block;}
.search-overlay .so-top{display:flex;gap:12px;align-items:center;margin-bottom:18px;}
.search-overlay .so-field{position:relative;flex:1;}
.search-overlay .so-field input{
  width:100%;height:48px;border-radius:var(--r-pill);border:1px solid var(--line);padding:0 16px 0 44px;font-size:15px;background:var(--paper);
}
.search-overlay .so-field svg{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--muted);}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);z-index:130;background:var(--paper);
  border-left:1px solid var(--line);transform:translateX(102%);transition:transform .32s var(--ease);
  padding:20px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
.drawer.is-open{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer .d-search{position:relative;margin-bottom:14px;}
.drawer .d-search input{width:100%;height:46px;border-radius:var(--r-pill);border:1px solid var(--line);padding:0 16px 0 42px;font-size:15px;background:var(--paper);}
.drawer .d-search svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--muted);}
.drawer a.d-link{display:flex;align-items:center;justify-content:space-between;padding:16px 4px;font-size:16px;font-weight:700;border-bottom:1px solid var(--line);min-height:44px;}
.drawer a.d-link.is-active{color:var(--ink-900);}
.drawer a.d-link.is-active span.dot{width:7px;height:7px;border-radius:50%;background:var(--accent);display:block;}
.mask{position:fixed;inset:0;background:rgba(13,15,12,.44);z-index:125;opacity:0;visibility:hidden;transition:opacity .3s;}
.mask.is-open{opacity:1;visibility:visible;}

/* 入场动画 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s var(--ease),transform .42s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* 响应式 */
@media (max-width:1279px){
  .container{max-width:1100px;}
  .nav-links a{padding:8px 9px;font-size:13px;}
}
@media (max-width:1023px){
  .section{padding:80px 0;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-media{aspect-ratio:16/10;order:-1;}
  .demo-grid,.demo-grid.reverse{grid-template-columns:1fr;}
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .stat-row li:nth-child(2){border-right:0;}
  .stat-row li:nth-child(1),.stat-row li:nth-child(2){border-bottom:1px solid var(--line-dark);}
  .price-row{grid-template-columns:1fr;gap:20px;}
  .price-action{justify-content:flex-start;}
  .news-lead{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .cta-inner{grid-template-columns:1fr;padding:80px 0;gap:36px;}
  .cta-side{border-left:0;padding-left:0;border-top:1px solid var(--line-dark);padding-top:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:56px 0 36px;}
  .tab-panel.is-active{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .nav-inner{padding:0 20px;gap:12px;}
  .nav-links,.nav-search{display:none;}
  .nav-search-toggle{display:flex;}
  .nav-toggle{display:flex;}
  .section{padding:64px 0;}
  .section-head{margin-bottom:36px;}
  .hero{padding:44px 0 40px;}
  .trust-row{grid-template-columns:1fr 1fr;}
  .trust-row li{border-right:0;border-bottom:1px solid var(--line);padding:16px 0;}
  .trust-row li:nth-child(odd){border-right:1px solid var(--line);}
  .sell-row{grid-template-columns:56px minmax(0,1fr);gap:16px;padding:24px 8px;}
  .sell-row .idx{font-size:34px;}
  .sell-row .arrow{display:none;}
  .tab-panel.is-active{grid-template-columns:1fr;}
  .card-news{grid-template-columns:110px minmax(0,1fr);padding:12px;}
  .feat-list{grid-template-columns:1fr;}
  .faq-q{font-size:17px;padding:20px 0;}
  .float-cta{
    right:0;left:0;bottom:0;height:56px;border-radius:0;justify-content:center;
    padding:0 20px calc(0px + env(safe-area-inset-bottom));
    box-shadow:0 -8px 24px rgba(13,15,12,.22);transform:translateY(100%);
  }
  .float-cta.is-visible{transform:none;}
  body{padding-bottom:56px;}
  .hero h1{letter-spacing:-.03em;}
}
@media (max-width:479px){
  .container{padding:0 16px;}
  .nav-inner{padding:0 16px;}
  .trust-row{grid-template-columns:1fr;}
  .trust-row li:nth-child(odd){border-right:0;}
  .footer-grid{grid-template-columns:1fr;}
  .card-news{grid-template-columns:1fr;}
  .card-news .cn-media{aspect-ratio:16/9;}
  .news-lead .nl-body{padding:24px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: article */
:root{
  --ink-900:#0D0F0C;
  --ink-800:#14170F;
  --ink-600:#2A2E24;
  --paper:#F4F2EC;
  --paper-2:#E6E3D8;
  --accent:#C6F24E;
  --accent-soft:rgba(198,242,78,.14);
  --secondary:#FF5C2B;
  --muted:#7C8071;
  --line:rgba(13,15,12,.10);
  --line-dark:rgba(244,242,236,.12);
  --r-card:16px;
  --r-chip:8px;
  --r-pill:999px;
  --shadow-1:0 8px 24px rgba(13,15,12,.08);
  --shadow-2:0 14px 38px rgba(13,15,12,.12);
  --shadow-dark:0 10px 30px rgba(0,0,0,.35);
  --ease:cubic-bezier(.2,.7,.2,1);
  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Inter","Oswald","Barlow Condensed",system-ui,sans-serif;
}
*,*::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:var(--font-sans);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.14;font-weight:900}
p{margin:0}
svg{flex:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1360px}}
@media (max-width:767px){.container{padding:0 20px}}
@media (max-width:479px){.container{padding:0 16px}}

/* ---------- 阅读进度 ---------- */
.read-progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--accent);z-index:90;transition:width .12s linear}

/* ---------- 导航 ---------- */
.site-nav{
  position:sticky;top:0;z-index:60;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:16px;height:72px;transition:height .28s var(--ease)}
.site-nav.is-scrolled .nav-inner{height:60px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:17px;letter-spacing:-.03em;white-space:nowrap;flex:none}
.logo-mark{width:26px;height:26px;border-radius:8px;background:var(--ink-900);display:grid;place-items:center;flex:none}
.logo-mark span{width:9px;height:9px;border-radius:3px;background:var(--accent);display:block}
.nav-search{position:relative;flex:1 1 auto;max-width:520px}
.search-field{
  display:flex;align-items:center;gap:8px;height:44px;
  padding:0 10px 0 14px;border:1px solid var(--line);border-radius:var(--r-pill);
  background:#FBFAF6;transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.search-field svg{color:var(--muted)}
.search-field:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px rgba(198,242,78,.25);background:#fff}
#siteSearch{flex:1 1 auto;min-width:0;border:0;background:transparent;font-size:15px;height:100%}
#siteSearch:focus{outline:none}
#siteSearch::placeholder{color:var(--muted)}
.kbd{font-size:12px;color:var(--muted);background:var(--paper-2);border-radius:6px;padding:3px 7px;white-space:nowrap;font-family:var(--font-num)}
.search-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-pill);background:#FBFAF6;color:var(--ink-900)}
.search-suggest{
  position:absolute;top:calc(100% + 8px);left:0;right:0;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow-2);padding:6px;display:none;z-index:80;
}
.search-suggest.is-open{display:block}
.search-suggest a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;border-radius:9px;font-size:14.5px;color:var(--ink-600)}
.search-suggest a:hover{background:var(--accent-soft);color:var(--ink-900)}
.search-suggest a span{font-size:12px;color:var(--muted)}
.search-suggest .s-empty{padding:12px;font-size:14px;color:var(--muted)}

.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:12px}
.nav-links{display:flex;align-items:center;gap:24px;flex:none}
.nav-links a{position:relative;font-size:14.5px;color:var(--ink-600);padding:6px 0;white-space:nowrap;transition:color .2s var(--ease)}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease)}
.nav-links a:hover{color:var(--ink-900)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.is-active{color:var(--ink-900);font-weight:700}
.nav-links a.is-active::after{transform:scaleX(1)}
.nav-cta{flex:none}

.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  background:var(--accent);color:var(--ink-900);
  font-weight:700;font-size:15px;letter-spacing:-.01em;
  transition:filter .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-primary:hover{filter:brightness(.94);transform:translateY(-1px);box-shadow:0 8px 20px rgba(13,15,12,.14)}
.btn-primary:active{transform:translateY(0) scale(.985)}
.btn-primary.sm{height:42px;padding:0 20px;font-size:14.5px}
.btn-primary[disabled],.btn-primary.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn-primary.is-loading{opacity:.75;pointer-events:none}
.btn-primary.is-loading::after{content:"";width:14px;height:14px;border:2px solid rgba(13,15,12,.3);border-top-color:var(--ink-900);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  border:1.5px solid var(--ink-900);color:var(--ink-900);
  font-weight:700;font-size:15px;background:transparent;
  transition:background .22s var(--ease),color .22s var(--ease),transform .2s var(--ease);
}
.btn-ghost:hover{background:var(--ink-900);color:var(--paper);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0) scale(.985)}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--ink-900);position:relative;padding:2px 0}
.btn-text::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease)}
.btn-text:hover::after{transform:scaleX(1)}
.section{padding:104px 0}
.section-tight{padding:64px 0}
@media (max-width:767px){.section{padding:64px 0}.section-tight{padding:44px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.section-head h2{font-size:clamp(26px,3.4vw,40px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;margin-bottom:14px;font-family:var(--font-num)}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent)}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:5px 10px;border-radius:var(--r-chip);background:var(--accent-soft);color:var(--ink-900)}
.chip-cat{background:transparent;color:var(--secondary);border:1px solid rgba(255,92,43,.35);border-radius:var(--r-chip)}

/* ---------- 面包屑 & 文章头 ---------- */
.article-top{padding:36px 0 0}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted)}
.breadcrumb a{color:var(--muted);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--ink-900);text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:2px}
.breadcrumb .sep{opacity:.5}
.breadcrumb .cur{color:var(--muted);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{padding:22px 0 0;max-width:900px}
.article-head h1{font-size:clamp(28px,4.2vw,52px);font-weight:900;line-height:1.08;letter-spacing:-.025em;margin:16px 0 0}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:0;margin-top:22px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.meta-item{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--muted);padding:11px 18px 11px 0;font-variant-numeric:tabular-nums}
.meta-item+.meta-item{border-left:1px solid var(--line);padding-left:18px}
.meta-item svg{color:var(--ink-600)}
.meta-item b{color:var(--ink-900);font-weight:700}
.article-cover{margin:36px 0 0;border-radius:var(--r-card);overflow:hidden;position:relative;aspect-ratio:21/9;background:var(--paper-2)}
.article-cover img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.article-cover:hover img{transform:scale(1.03)}
.article-cover .cover-tag{position:absolute;left:18px;bottom:18px;background:rgba(13,15,12,.82);color:var(--paper);font-size:12px;padding:6px 12px;border-radius:var(--r-chip);backdrop-filter:blur(2px)}
@media (max-width:767px){.article-cover{aspect-ratio:16/9;margin-top:26px}}

/* ---------- 正文布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,760px) 300px;
  gap:64px;justify-content:center;padding:64px 0 88px;
}
.article-main{min-width:0}
.article-body{font-size:17px;line-height:1.9;color:#191C14}
.article-body>*+*{margin-top:1.2em}
.article-body p{line-height:1.9}
.article-body h2{
  font-size:clamp(20px,2.4vw,24px);font-weight:900;line-height:1.3;
  padding-left:14px;border-left:3px solid var(--accent);
  margin-top:2em;margin-bottom:.6em;scroll-margin-top:100px;
}
.article-body h3{font-size:18px;font-weight:800;margin-top:1.7em;margin-bottom:.5em;letter-spacing:-.01em;scroll-margin-top:100px}
.article-body strong{font-weight:800}
.article-body a{color:var(--ink-900);font-weight:600;text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:2px;text-underline-offset:4px}
.article-body a:hover{background:var(--accent-soft)}
.article-body ul,.article-body ol{padding-left:0}
.article-body ul li,.article-body ol li{position:relative;padding-left:26px;margin:.55em 0;line-height:1.85}
.article-body ul li::before{content:"";position:absolute;left:4px;top:.72em;width:9px;height:9px;border-radius:3px;background:var(--accent);border:1px solid rgba(13,15,12,.18)}
.article-body ol{counter-reset:li}
.article-body ol li{counter-increment:li}
.article-body ol li::before{
  content:counter(li,decimal-leading-zero);
  position:absolute;left:0;top:.35em;font-family:var(--font-num);
  font-size:13px;font-weight:900;color:var(--secondary);letter-spacing:-.02em;
}
.article-body blockquote{
  margin:1.6em 0;padding:20px 24px;background:var(--paper-2);
  border-left:3px solid var(--accent);border-radius:0 12px 12px 0;color:var(--ink-600);
}
.article-body blockquote p{margin:0}
.article-body img{border-radius:12px;margin:1.6em auto;width:100%}
.article-body figure{margin:1.6em 0}
.article-body figcaption,.article-body .caption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.6em 0;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.article-body thead th{background:var(--paper-2);font-weight:800;font-size:14px}
.article-body tbody tr:nth-child(even){background:rgba(230,227,216,.42)}
.article-body pre{
  background:var(--ink-900);color:var(--paper);border-radius:12px;
  padding:18px 20px;overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body pre code{background:none;color:inherit;padding:0}
.article-body code{
  background:var(--paper-2);border-radius:6px;padding:2px 6px;font-size:.92em;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
.article-empty{
  border:1px dashed rgba(13,15,12,.22);border-radius:var(--r-card);
  padding:56px 28px;text-align:center;background:#FAF9F4;
}
.article-empty .ico{width:56px;height:56px;border-radius:16px;background:var(--paper-2);display:grid;place-items:center;margin:0 auto 18px;color:var(--ink-600)}
.article-empty h2{border:0;padding:0;font-size:20px;margin:0 0 8px}
.article-empty p{color:var(--muted);font-size:15px;margin-bottom:22px}

/* ---------- 侧栏 ---------- */
.article-aside{display:block}
.aside-inner{position:sticky;top:100px;display:grid;gap:22px}
.aside-card{border:1px solid var(--line);border-radius:var(--r-card);background:#FBFAF6;padding:22px 20px}
.aside-card h3{font-size:14px;font-weight:800;letter-spacing:.04em;color:var(--muted);margin-bottom:14px;font-family:var(--font-num);text-transform:uppercase}
.toc-list{display:grid;gap:2px;border-left:1px solid var(--line)}
.toc-list a{
  display:block;font-size:14px;color:var(--ink-600);padding:7px 0 7px 14px;
  border-left:2px solid transparent;margin-left:-1px;line-height:1.5;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.toc-list a:hover{color:var(--ink-900);background:var(--accent-soft)}
.toc-list a.is-current{color:var(--ink-900);font-weight:700;border-left-color:var(--accent)}
.toc-list a.lv3{padding-left:26px;font-size:13px;color:var(--muted)}
.aside-cta{background:var(--ink-900);border-radius:var(--r-card);padding:24px 20px;color:var(--paper)}
.aside-cta h3{color:var(--accent);font-size:13px;margin-bottom:8px;font-family:var(--font-num);letter-spacing:.08em}
.aside-cta p{font-size:14px;color:rgba(244,242,236,.72);line-height:1.7;margin-bottom:16px}
@media (max-width:1279px){
  .article-layout{grid-template-columns:minmax(0,760px);gap:0;padding:48px 0 72px}
  .article-aside{display:none}
}

/* ---------- 标签 / 上下篇 ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:52px;padding-top:28px;border-top:1px solid var(--line)}
.tag-row .t{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-600);
  border:1px solid var(--line);border-radius:var(--r-pill);padding:7px 14px;background:#FBFAF6;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.tag-row .t:hover{border-color:var(--accent);color:var(--ink-900);background:var(--accent-soft)}
.tag-row .t::before{content:"#";color:var(--secondary);font-weight:700}
.pn-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px}
.card-entry{
  display:flex;align-items:center;gap:16px;padding:20px;
  border:1px solid var(--line);border-radius:var(--r-card);background:#FBFAF6;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.card-entry:hover{transform:translateY(-2px);border-color:rgba(13,15,12,.2);box-shadow:var(--shadow-1)}
.card-entry .arr{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;flex:none;color:var(--ink-900);transition:background .2s var(--ease),color .2s var(--ease)}
.card-entry:hover .arr{background:var(--accent);border-color:var(--accent)}
.card-entry .txt{min-width:0}
.card-entry .k{font-size:12px;color:var(--muted);font-family:var(--font-num);letter-spacing:.06em;display:block;margin-bottom:4px}
.card-entry .v{font-size:15.5px;font-weight:800;line-height:1.4;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.card-entry.next{flex-direction:row-reverse;text-align:right}
.card-entry.next .k{text-align:right}
@media (max-width:600px){.pn-grid{grid-template-columns:1fr}.card-entry.next{flex-direction:row;text-align:left}}

/* ---------- 资讯卡 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card-news{
  display:flex;flex-direction:column;background:#FBFAF6;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.card-news:hover{transform:translateY(-2px);border-color:rgba(13,15,12,.2);box-shadow:var(--shadow-1)}
.card-news .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--paper-2)}
.card-news .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.card-news:hover .thumb img{transform:scale(1.03)}
.card-news .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.card-news h3{font-size:17px;font-weight:800;line-height:1.42;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-news:hover h3{text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:3px;text-underline-offset:4px}
.card-news .desc{font-size:14.5px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-news .foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
@media (max-width:1023px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:639px){.news-grid{grid-template-columns:1fr}}

/* ---------- 尾部 CTA ---------- */
.section-dark{background:var(--ink-900);color:var(--paper)}
.cta-block{
  position:relative;overflow:hidden;border-radius:var(--r-card);
  background:var(--ink-800);border:1px solid var(--line-dark);
  padding:56px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-block::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(244,242,236,.05) 0 1px,transparent 1px 12px);
  opacity:.7;pointer-events:none;
}
.cta-block>*{position:relative;z-index:1}
.cta-block h2{font-size:clamp(24px,3vw,36px);line-height:1.16;max-width:18ch;color:var(--paper)}
.cta-block p{color:rgba(244,242,236,.72);margin-top:12px;font-size:15.5px;max-width:44ch}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-block .btn-ghost{border-color:rgba(244,242,236,.6);color:var(--paper)}
.cta-block .btn-ghost:hover{background:var(--paper);color:var(--ink-900);border-color:var(--paper)}
@media (max-width:767px){.cta-block{padding:38px 24px}}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:inline-flex;align-items:center;gap:9px;height:52px;padding:0 22px;
  border-radius:var(--r-pill);background:var(--accent);color:var(--ink-900);
  font-weight:800;font-size:15px;box-shadow:0 12px 30px rgba(13,15,12,.2);
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s var(--ease),filter .2s var(--ease);
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.float-cta:hover{filter:brightness(.94)}
@media (max-width:767px){
  .float-cta{
    left:0;right:0;bottom:0;height:56px;border-radius:0;justify-content:center;
    padding:0 16px calc(0px + env(safe-area-inset-bottom));
    box-shadow:0 -8px 24px rgba(13,15,12,.18);
    transform:translateY(100%);
  }
  .float-cta.is-visible{transform:translateY(0)}
  body{padding-bottom:56px}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:rgba(244,242,236,.7);padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.site-footer h4{color:var(--paper);font-size:14px;font-weight:800;letter-spacing:.04em;margin-bottom:16px}
.site-footer p{font-size:14.5px;line-height:1.8;color:rgba(244,242,236,.62);max-width:34ch}
.site-footer ul{display:grid;gap:10px}
.site-footer ul a{font-size:14.5px;color:rgba(244,242,236,.7);transition:color .2s var(--ease)}
.site-footer ul a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.f-logo{display:flex;align-items:center;gap:10px;color:var(--paper);font-weight:900;font-size:18px;letter-spacing:-.02em;margin-bottom:14px}
.f-logo .logo-mark{background:var(--paper)}
.f-logo .logo-mark span{background:var(--ink-900)}
.footer-btn{margin-top:20px}
.footer-bottom{
  border-top:1px solid var(--line-dark);padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(244,242,236,.55);font-variant-numeric:tabular-nums;
}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:639px){.footer-grid{grid-template-columns:1fr;gap:30px}}

/* ---------- 导航响应式 ---------- */
@media (max-width:1023px){
  .nav-toggle{display:inline-flex;order:3}
  .nav-cta{order:2}
  .nav-search{order:1}
  .nav-links{
    position:fixed;top:0;right:0;height:100vh;width:min(320px,84vw);
    background:var(--paper);flex-direction:column;align-items:stretch;gap:0;
    padding:88px 24px 32px;transform:translateX(100%);
    transition:transform .32s var(--ease);box-shadow:-14px 0 40px rgba(13,15,12,.16);
    border-left:1px solid var(--line);z-index:90;overflow-y:auto;
  }
  .nav-links.is-open{transform:translateX(0)}
  .nav-links a{padding:15px 0;font-size:16px;border-bottom:1px solid var(--line)}
  .nav-links a::after{display:none}
  .nav-links a.is-active{color:var(--ink-900)}
  .nav-scrim{position:fixed;inset:0;background:rgba(13,15,12,.42);z-index:85;opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease)}
  .nav-scrim.is-open{opacity:1;visibility:visible}
}
@media (max-width:767px){
  .nav-inner{gap:10px}
  .logo{font-size:15.5px}
  .nav-search{flex:0 0 auto;max-width:none}
  .search-toggle{display:inline-flex}
  .search-field{display:none}
  .nav-search.is-open .search-field{
    display:flex;position:fixed;top:12px;left:16px;right:74px;height:48px;
    background:var(--paper);box-shadow:var(--shadow-1);z-index:92;
  }
  .nav-search.is-open .kbd{display:none}
  .nav-search.is-open .search-suggest{position:fixed;top:68px;left:16px;right:16px;z-index:92}
  .nav-cta{display:none}
  .float-cta{font-size:15px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --ink-900:#0D0F0C;
  --ink-800:#14170F;
  --ink-600:#2A2E24;
  --paper:#F4F2EC;
  --paper-2:#E6E3D8;
  --accent:#C6F24E;
  --accent-soft:rgba(198,242,78,.14);
  --secondary:#FF5C2B;
  --muted:#7C8071;
  --line:rgba(13,15,12,.10);
  --line-dark:rgba(244,242,236,.12);
  --radius:16px;
  --radius-sm:8px;
  --shadow-card:0 8px 24px rgba(13,15,12,.08);
  --shadow-dark:0 10px 30px rgba(0,0,0,.35);
  --shadow-float:0 12px 30px rgba(13,15,12,.20);
  --container:1240px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Oswald","Barlow Condensed","Inter","Helvetica Neue",system-ui,sans-serif;
}
*,*::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:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{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(--accent);outline-offset:2px;border-radius:4px;}
::selection{background:var(--accent);color:var(--ink-900);}

.skip-link{
  position:absolute;left:-9999px;top:12px;z-index:200;
  background:var(--ink-900);color:var(--paper);
  padding:10px 18px;border-radius:999px;font-size:14px;
}
.skip-link:focus{left:24px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){
  :root{--container:1360px;}
}

/* ============ 按钮 ============ */
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border:0;border-radius:999px;
  background:var(--accent);color:var(--ink-900);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  cursor:pointer;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.btn-primary:hover{filter:brightness(.94);transform:translateY(-1px);box-shadow:var(--shadow-card);}
.btn-primary:active{transform:translateY(0) scale(.985);}
.btn-primary.sm{height:44px;padding:0 20px;font-size:14px;}
.btn-primary.block{width:100%;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;
  border:1.5px solid var(--ink-900);background:transparent;color:var(--ink-900);
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.btn-ghost:hover{background:var(--ink-900);color:var(--paper);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0) scale(.985);}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  background:none;border:0;padding:0;cursor:pointer;
  color:var(--ink-900);font-size:15px;font-weight:600;
  position:relative;
}
.btn-text::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}
.btn-text:hover::after{transform:scaleX(1);}
.btn-text-light{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--paper);font-size:15px;font-weight:600;position:relative;
  background:none;border:0;padding:0;cursor:pointer;
}
.btn-text-light::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}
.btn-text-light:hover::after{transform:scaleX(1);}
.btn-primary[disabled],.btn-ghost[disabled]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

/* ============ 徽章 ============ */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--radius-sm);
  font-size:12px;font-weight:600;line-height:1.5;letter-spacing:.02em;
}
.chip-accent{background:var(--accent-soft);color:var(--ink-900);border:1px solid rgba(198,242,78,.5);}
.chip-outline{border:1px solid var(--line);color:var(--ink-600);background:transparent;}
.chip-secondary{color:var(--secondary);background:rgba(255,92,43,.10);}
.chip-dark{background:rgba(198,242,78,.20);color:var(--accent);}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(13,15,12,.06);}
.header-inner{
  display:flex;align-items:center;gap:20px;
  height:72px;
  transition:height .25s var(--ease);
}
.site-header.is-scrolled .header-inner{height:60px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:30px;height:30px;border-radius:9px;background:var(--ink-900);
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
}
.logo-mark span{
  width:12px;height:12px;border-radius:50%;
  background:var(--accent);display:block;
}
.brand-text{
  font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;
}
.nav-search{
  position:relative;
  flex:1 1 auto;
  min-width:0;
  max-width:520px;
  display:flex;align-items:center;gap:10px;
  height:44px;padding:0 14px;
  border:1px solid var(--line);
  border-radius:999px;
  background:var(--paper);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search:focus-within{
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(198,242,78,.25);
}
.search-icon{width:18px;height:18px;color:var(--muted);flex-shrink:0;}
.nav-search input{
  flex:1 1 auto;min-width:0;
  border:0;background:transparent;outline:none;
  font-family:inherit;font-size:15px;color:var(--ink-900);
}
.nav-search input::placeholder{color:var(--muted);}
.kbd{
  flex-shrink:0;
  font-family:var(--font-num);
  font-size:12px;letter-spacing:.04em;color:var(--muted);
  background:var(--paper-2);
  padding:3px 8px;border-radius:6px;
}
.search-panel{
  position:absolute;left:0;right:0;top:calc(100% + 10px);
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:0 14px 34px rgba(13,15,12,.12);
  padding:8px;z-index:90;
}
.search-panel[hidden]{display:none;}
.suggest-item{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 12px;border-radius:10px;
  font-size:14px;color:var(--ink-600);
  transition:background .18s var(--ease),color .18s var(--ease);
}
.suggest-item:hover{background:var(--accent-soft);color:var(--ink-900);}
.suggest-item span.tag{font-size:12px;color:var(--secondary);}
.nav-links{display:flex;align-items:center;gap:22px;flex-shrink:0;}
.nav-links a{
  position:relative;
  font-size:15px;font-weight:500;color:var(--ink-600);
  padding:8px 0;white-space:nowrap;
  transition:color .2s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}
.nav-links a:hover{color:var(--ink-900);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.is-active{color:var(--ink-900);font-weight:700;}
.nav-links a.is-active::after{transform:scaleX(1);}
.nav-links a.is-active::before{
  content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--accent);
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;margin-left:auto;}
.nav-toggle{
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--paper);
  display:none;align-items:center;justify-content:center;cursor:pointer;
  color:var(--ink-900);
  transition:background .2s var(--ease);
}
.nav-toggle:hover{background:var(--paper-2);}
.nav-toggle svg{width:20px;height:20px;}

/* ============ 移动端抽屉 ============ */
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(13,15,12,.45);
  z-index:95;opacity:0;transition:opacity .3s var(--ease);
}
.drawer-backdrop.is-open{opacity:1;}
.drawer-backdrop[hidden]{display:none;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(360px,88vw);
  background:var(--paper);z-index:100;
  transform:translateX(102%);
  transition:transform .34s var(--ease);
  padding:20px;overflow-y:auto;
  display:flex;flex-direction:column;gap:20px;
  border-left:1px solid var(--line);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;
  color:var(--ink-900);
}
.drawer-close svg{width:18px;height:18px;}
.drawer-search{
  display:flex;align-items:center;gap:10px;height:44px;padding:0 14px;
  border:1px solid var(--line);border-radius:999px;background:var(--paper);
}
.drawer-search input{flex:1;border:0;background:transparent;outline:none;font-family:inherit;font-size:15px;}
.drawer-links{display:flex;flex-direction:column;}
.drawer-links a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 4px;
  border-bottom:1px solid var(--line);
  font-size:16px;font-weight:600;color:var(--ink-600);
}
.drawer-links a.is-active{color:var(--ink-900);}
.drawer-links a.is-active::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;align-items:center;gap:10px;
  font-size:13px;color:var(--muted);margin-bottom:28px;flex-wrap:wrap;
}
.breadcrumb a{color:var(--muted);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--ink-900);}
.breadcrumb .current{color:var(--ink-600);}

/* ============ Hero ============ */
.cat-hero{
  padding:56px 0 88px;
  position:relative;
  scroll-margin-top:96px;
}
.hero-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.hero-copy .chip{margin-bottom:20px;}
.hero-copy h1{
  font-size:clamp(38px,7vw,72px);
  font-weight:900;
  line-height:1.02;
  letter-spacing:-.02em;
  margin-bottom:20px;
}
.hero-copy h1 em{
  font-style:normal;
  color:var(--ink-900);
  background:linear-gradient(180deg,transparent 62%,var(--accent) 62%,var(--accent) 92%,transparent 92%);
  padding:0 2px;
}
.hero-sub{
  font-size:17px;line-height:1.85;color:var(--ink-600);
  max-width:560px;margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px;}
.trust-row{
  display:flex;flex-wrap:wrap;gap:0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.trust-row li{
  flex:1 1 0;min-width:110px;
  padding:16px 18px 16px 0;
  display:flex;flex-direction:column;gap:2px;
}
.trust-row li + li{border-left:1px solid var(--line);padding-left:18px;}
.trust-row b{
  font-family:var(--font-num);
  font-size:26px;font-weight:700;letter-spacing:-.01em;
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.trust-row span{font-size:12px;color:var(--muted);letter-spacing:.02em;}
.hero-media{
  position:relative;border-radius:var(--radius);overflow:hidden;
  aspect-ratio:4/3;background:var(--ink-900);
}
.hero-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,15,12,.55) 0%,rgba(13,15,12,.16) 45%,rgba(13,15,12,.74) 100%);
}
.hero-media:hover img{transform:scale(1.03);}
.media-tag{
  position:absolute;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;
  font-size:13px;font-weight:700;
  background:rgba(244,242,236,.95);color:var(--ink-900);
}
.media-tag.t1{left:20px;top:20px;}
.media-tag.t2{right:20px;bottom:20px;background:var(--accent);}

/* ============ 板块通用 ============ */
.section{padding:104px 0;scroll-margin-top:96px;}
.section-alt{background:var(--paper-2);padding:104px 0;scroll-margin-top:96px;}
.section-dark{background:var(--ink-900);color:var(--paper);padding:104px 0;scroll-margin-top:96px;}
.section-head{max-width:760px;margin-bottom:56px;}
.eyebrow{
  font-size:12px;font-weight:700;letter-spacing:.14em;
  color:var(--secondary);text-transform:uppercase;margin-bottom:14px;
}
.section-head h2{
  font-size:clamp(26px,4vw,40px);
  font-weight:800;line-height:1.14;letter-spacing:-.02em;
  margin-bottom:16px;
}
.section-lead{font-size:16px;line-height:1.85;color:var(--muted);}
.section-dark .section-head h2{color:var(--paper);}
.section-dark .section-lead{color:rgba(244,242,236,.72);}

/* ============ 核对要点列表 ============ */
.point-list{border-top:1px solid var(--line);}
.point-row{
  display:grid;
  grid-template-columns:96px 1fr 40px;
  align-items:center;
  gap:24px;
  padding:26px 20px;
  border-bottom:1px solid var(--line);
  transition:background .26s var(--ease),color .26s var(--ease);
}
.point-row:hover{background:var(--ink-900);color:var(--paper);}
.point-num{
  font-family:var(--font-num);
  font-size:44px;font-weight:700;line-height:1;
  letter-spacing:-.02em;
  color:transparent;
  -webkit-text-stroke:1.4px var(--accent);
  font-variant-numeric:tabular-nums;
}
.point-body h3{
  font-size:19px;font-weight:700;letter-spacing:-.01em;margin-bottom:6px;
}
.point-body p{font-size:15px;color:var(--muted);line-height:1.8;}
.point-row:hover .point-body p{color:rgba(244,242,236,.72);}
.point-arrow{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  transition:border-color .26s var(--ease),transform .26s var(--ease);
}
.point-arrow svg{width:18px;height:18px;}
.point-row:hover .point-arrow{border-color:var(--accent);transform:translateX(4px);}
.point-row:hover .point-arrow svg{color:var(--accent);}

/* ============ 时间线 ============ */
.timeline{position:relative;padding-left:44px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:14px;bottom:14px;width:1px;
  background:var(--line);
}
.tl-item{position:relative;padding-bottom:24px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-40px;top:32px;
  width:11px;height:11px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(198,242,78,.28);
}
.tl-card{
  display:grid;grid-template-columns:220px 1fr;gap:24px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:18px;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.tl-card:hover{
  transform:translateY(-2px);
  border-color:rgba(13,15,12,.22);
  box-shadow:var(--shadow-card);
}
.tl-card img{
  width:100%;height:100%;min-height:140px;
  object-fit:cover;border-radius:12px;
  transition:transform .6s var(--ease);
}
.tl-thumb{overflow:hidden;border-radius:12px;}
.tl-card:hover .tl-thumb img{transform:scale(1.03);}
.tl-body h3{font-size:20px;font-weight:700;letter-spacing:-.01em;margin:12px 0 8px;}
.tl-body p{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:16px;}
.meta-row{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  padding-top:14px;border-top:1px solid var(--line);
}
.meta-time{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--muted);
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.meta-time svg{width:14px;height:14px;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--ink-900);
  position:relative;margin-left:auto;
}
.link-more::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}
.link-more:hover::after{transform:scaleX(1);}
.link-more svg{width:15px;height:15px;transition:transform .26s var(--ease);}
.link-more:hover svg{transform:translateX(3px);}

/* ============ 场景卡 ============ */
.scene-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.scene-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 24px 26px;
  display:flex;flex-direction:column;gap:14px;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.section-alt .scene-card{background:var(--paper);}
.scene-card:hover{
  transform:translateY(-3px);
  border-color:rgba(13,15,12,.24);
  box-shadow:var(--shadow-card);
}
.scene-icon{
  width:46px;height:46px;border-radius:12px;
  background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;
  color:var(--ink-900);
}
.scene-icon svg{width:20px;height:20px;}
.scene-card h3{font-size:19px;font-weight:700;letter-spacing:-.01em;}
.scene-card p{font-size:15px;color:var(--muted);line-height:1.8;}
.scene-card .chip{align-self:flex-start;}

/* ============ 数据与评价 ============ */
.stat-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line-dark);
  border-bottom:1px solid var(--line-dark);
  margin-bottom:64px;
}
.stat-item{
  padding:28px 24px 26px 0;
  display:flex;flex-direction:column;gap:6px;
}
.stat-item + .stat-item{border-left:1px solid var(--line-dark);padding-left:24px;}
.stat-num{
  font-family:var(--font-num);
  font-size:clamp(40px,5vw,58px);
  font-weight:700;line-height:1;
  letter-spacing:-.02em;
  color:var(--accent);
  font-variant-numeric:tabular-nums;
}
.stat-label{font-size:12px;letter-spacing:.08em;color:rgba(244,242,236,.62);}
.quote-block{max-width:880px;margin:0 auto;text-align:center;position:relative;}
.quote-mark{
  font-family:var(--font-num);
  font-size:64px;line-height:1;color:var(--accent);
  display:block;margin-bottom:6px;
}
.quote-text{
  font-size:clamp(17px,2vw,21px);line-height:1.75;
  color:var(--paper);font-weight:500;
  margin-bottom:16px;
}
.quote-author{font-size:13px;color:rgba(244,242,236,.6);letter-spacing:.04em;}
.quote-block + .quote-block{margin-top:44px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:24px 4px;background:none;border:0;text-align:left;cursor:pointer;
  font-size:19px;font-weight:500;line-height:1.55;color:var(--ink-900);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--ink-600);}
.faq-icon{
  flex-shrink:0;width:32px;height:32px;border-radius:50%;
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  transition:transform .3s var(--ease),background .3s var(--ease),border-color .3s var(--ease);
}
.faq-icon svg{width:16px;height:16px;}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--accent);border-color:var(--accent);}
.faq-a{
  display:grid;grid-template-rows:0fr;
  transition:grid-template-rows .28s var(--ease);
}
.faq-item.is-open .faq-a{grid-template-rows:1fr;}
.faq-a>div{overflow:hidden;}
.faq-a p{
  font-size:15px;line-height:1.85;color:var(--muted);
  padding:0 44px 24px 4px;
}

/* ============ CTA 区块 ============ */
.section-cta{
  background:var(--ink-900);color:var(--paper);
  padding:104px 0;position:relative;overflow:hidden;
  scroll-margin-top:96px;
}
.section-cta::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(244,242,236,.05) 0 1px,transparent 1px 22px);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  display:flex;align-items:flex-end;justify-content:space-between;gap:48px;flex-wrap:wrap;
}
.cta-inner h2{
  font-size:clamp(28px,4.4vw,46px);
  font-weight:900;line-height:1.08;letter-spacing:-.02em;
  max-width:620px;margin-bottom:18px;
}
.cta-inner p{font-size:16px;color:rgba(244,242,236,.72);max-width:520px;}
.cta-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:var(--paper);padding:72px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:56px;
}
.f-logo{
  display:flex;align-items:center;gap:10px;
  font-size:17px;font-weight:800;letter-spacing:-.01em;
  margin-bottom:16px;color:var(--paper);
}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(244,242,236,.7);max-width:340px;}
.footer-btn{margin-top:20px;}
.site-footer h4{
  font-size:14px;font-weight:700;letter-spacing:.04em;
  color:var(--paper);margin-bottom:18px;
}
.site-footer ul{display:flex;flex-direction:column;gap:12px;}
.site-footer ul a{
  font-size:14px;color:rgba(244,242,236,.7);
  transition:color .2s var(--ease);
  position:relative;
}
.site-footer ul a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding:22px 0 28px;
  border-top:1px solid var(--line-dark);
  font-size:13px;color:rgba(244,242,236,.55);
}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:75;
  display:flex;align-items:center;gap:14px;
  padding:10px 12px 10px 20px;
  border-radius:999px;
  background:var(--accent);color:var(--ink-900);
  box-shadow:var(--shadow-float);
  opacity:0;pointer-events:none;transform:translateY(14px);
  transition:opacity .32s var(--ease),transform .32s var(--ease);
}
.float-cta.is-visible{opacity:1;pointer-events:auto;transform:translateY(0);}
.float-cta svg{width:18px;height:18px;}
.float-cta .float-label{font-size:14px;font-weight:700;white-space:nowrap;}
.float-btn{
  display:inline-flex;align-items:center;
  height:36px;padding:0 18px;border-radius:999px;
  background:var(--ink-900);color:var(--paper);
  font-size:13px;font-weight:700;white-space:nowrap;
  transition:filter .2s var(--ease);
}
.float-btn:hover{filter:brightness(1.2);}

/* ============ 入场动画 ============ */
.reveal{opacity:0;transform:translateY(12px);}
.reveal.is-in{
  opacity:1;transform:none;
  transition:opacity .42s var(--ease),transform .42s var(--ease);
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .nav-links{gap:16px;}
  .nav-links a{font-size:14px;}
  .hero-grid{gap:40px;}
}
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .section,.section-alt,.section-dark,.section-cta{padding:80px 0;}
  .cat-hero{padding:40px 0 72px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-media{aspect-ratio:16/10;}
  .scene-grid{grid-template-columns:1fr 1fr;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .stat-item:nth-child(3){border-left:0;padding-left:0;border-top:1px solid var(--line-dark);}
  .stat-item:nth-child(4){border-top:1px solid var(--line-dark);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .header-inner{height:64px;gap:12px;}
  .brand-text{font-size:15px;}
  .nav-search{
    position:fixed;left:0;right:0;top:0;height:64px;max-width:none;
    border-radius:0;border:0;border-bottom:1px solid var(--line);
    padding:0 20px;z-index:110;background:var(--paper);
    transform:translateY(-100%);transition:transform .3s var(--ease);
  }
  .nav-search.is-open{transform:translateY(0);}
  .nav-search .kbd{display:none;}
  .search-toggle{
    display:flex;
  }
  .section,.section-alt,.section-dark,.section-cta{padding:64px 0;}
  .cat-hero{padding:28px 0 56px;}
  .section-head{margin-bottom:36px;}
  .point-row{grid-template-columns:56px 1fr;gap:16px;padding:22px 8px;}
  .point-num{font-size:30px;}
  .point-arrow{display:none;}
  .timeline{padding-left:28px;}
  .tl-item::before{left:-24px;top:26px;}
  .timeline::before{left:5px;}
  .tl-card{grid-template-columns:1fr;gap:16px;}
  .tl-thumb{aspect-ratio:16/9;}
  .tl-card img{min-height:0;height:100%;}
  .link-more{margin-left:0;}
  .scene-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr;}
  .stat-item{padding:22px 0;}
  .stat-item + .stat-item{border-left:0;padding-left:0;border-top:1px solid var(--line-dark);}
  .faq-q{font-size:17px;padding:20px 2px;}
  .faq-a p{padding:0 8px 20px 2px;}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:28px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .float-cta{
    left:0;right:0;bottom:0;border-radius:0;
    justify-content:space-between;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    min-height:56px;
    transform:translateY(100%);
  }
  .float-cta.is-visible{transform:translateY(0);}
}
@media (max-width:479px){
  .container{padding:0 16px;}
  .hero-copy h1{font-size:36px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn-primary,.hero-actions .btn-ghost{width:100%;}
  .trust-row li{min-width:50%;flex:1 1 50%;padding:14px 12px 14px 0;}
  .trust-row li:nth-child(3){border-left:0;padding-left:0;}
  .trust-row li:nth-child(4){border-left:1px solid var(--line);}
}

/* 搜索按钮在桌面隐藏，移动显示 */
.search-toggle{
  display:none;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--paper);
  align-items:center;justify-content:center;cursor:pointer;color:var(--ink-900);
}
.search-toggle svg{width:18px;height:18px;}

/* roulang page: category2 */
:root{
  --ink-900:#0D0F0C;
  --ink-800:#14170F;
  --ink-600:#2A2E24;
  --paper:#F4F2EC;
  --paper-2:#E6E3D8;
  --accent:#C6F24E;
  --accent-soft:rgba(198,242,78,.14);
  --secondary:#FF5C2B;
  --muted:#7C8071;
  --line:rgba(13,15,12,.10);
  --line-dark:rgba(244,242,236,.12);
  --shadow-card:0 8px 24px rgba(13,15,12,.08);
  --shadow-dark:0 10px 30px rgba(0,0,0,.35);
  --radius:16px;
  --radius-sm:8px;
  --pill:999px;
  --max:1240px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
@media (min-width:1440px){:root{--max:1360px}}

*,*::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","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.12;letter-spacing:-.02em;font-weight:900}
p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
@media (max-width:767px){.container{padding:0 20px}}
@media (max-width:479px){.container{padding:0 16px}}

/* ============ 按钮 ============ */
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--pill);
  background:var(--accent);color:var(--ink-900);
  font-weight:800;font-size:15px;letter-spacing:.01em;white-space:nowrap;
  transition:transform .2s var(--ease),filter .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-primary:hover{filter:brightness(.94);transform:translateY(-1px);box-shadow:0 8px 20px rgba(13,15,12,.15)}
.btn-primary:active{transform:translateY(0) scale(.985)}
.btn-primary.sm{height:40px;padding:0 20px;font-size:14px}
.btn-primary.lg{height:52px;padding:0 32px;font-size:16px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--pill);
  border:1.5px solid var(--ink-900);color:var(--ink-900);
  font-weight:700;font-size:15px;white-space:nowrap;
  transition:background .22s var(--ease),color .22s var(--ease),transform .2s var(--ease);
}
.btn-ghost:hover{background:var(--ink-900);color:var(--paper);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0) scale(.985)}
.btn-ghost.on-dark{border-color:var(--paper);color:var(--paper)}
.btn-ghost.on-dark:hover{background:var(--paper);color:var(--ink-900)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--ink-900);
  font-weight:700;font-size:14.5px;position:relative;padding:4px 0;
}
.btn-text::after{content:"";position:absolute;left:0;right:16px;bottom:0;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.btn-text:hover::after{transform:scaleX(1)}
.btn-text svg{transition:transform .25s var(--ease)}
.btn-text:hover svg{transform:translateX(3px)}
.btn-primary[disabled],.btn-ghost[disabled]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn-primary.is-loading{color:transparent;position:relative}
.btn-primary.is-loading::after{content:"";position:absolute;width:16px;height:16px;border-radius:50%;border:2px solid rgba(13,15,12,.25);border-top-color:var(--ink-900);animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ============ 头部导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:var(--paper);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:20px;min-height:72px;transition:min-height .25s var(--ease)}
.site-header.is-scrolled .nav-inner{min-height:60px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:900;letter-spacing:-.02em;white-space:nowrap}
.logo-mark{width:26px;height:26px;border-radius:8px;background:var(--ink-900);display:grid;place-items:center;flex:none}
.logo-mark span{width:10px;height:10px;background:var(--accent);border-radius:2px;transform:rotate(45deg)}
.nav-search{position:relative;flex:1 1 auto;max-width:520px;min-width:0}
.nav-search input{
  width:100%;height:44px;border-radius:var(--pill);border:1px solid var(--line);
  background:#fff;padding:0 86px 0 44px;font-size:15px;outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search input::placeholder{color:var(--muted)}
.nav-search input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(198,242,78,.25)}
.search-icon{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none}
.search-kbd{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:12px;color:var(--muted);background:var(--paper-2);border-radius:6px;padding:2px 7px;pointer-events:none}
.search-suggest{
  position:absolute;top:calc(100% + 8px);left:0;right:0;background:#fff;
  border-radius:12px;border:1px solid var(--line);box-shadow:0 12px 32px rgba(13,15,12,.12);
  padding:6px;z-index:70;
}
.search-suggest a{display:block;padding:10px 12px;border-radius:8px;font-size:14.5px;color:var(--ink-600)}
.search-suggest a:hover{background:var(--accent-soft);color:var(--ink-900)}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{position:relative;display:inline-flex;align-items:center;gap:6px;padding:8px 10px;font-size:14.5px;color:var(--ink-600);border-radius:8px;white-space:nowrap;transition:color .2s var(--ease),background .2s var(--ease)}
.nav-links a::after{content:"";position:absolute;left:10px;right:10px;bottom:3px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.nav-links a:hover{color:var(--ink-900);background:var(--accent-soft)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.is-active{color:var(--ink-900);font-weight:800}
.nav-links a.is-active::after{transform:scaleX(1)}
.nav-links a.is-active::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--secondary);flex:none}
.nav-cta{flex:none}
.nav-toggle,.search-toggle{display:none;width:44px;height:44px;border-radius:12px;align-items:center;justify-content:center;color:var(--ink-900);flex:none}
.nav-toggle:hover,.search-toggle:hover{background:var(--accent-soft)}

.search-overlay{position:fixed;left:0;right:0;top:0;z-index:90;background:var(--paper);border-bottom:1px solid var(--line);padding:14px 0;transform:translateY(-102%);transition:transform .28s var(--ease)}
.search-overlay.is-open{transform:translateY(0)}
.search-overlay .nav-search{max-width:none}
.search-overlay .row{display:flex;align-items:center;gap:12px}

.drawer-backdrop{position:fixed;inset:0;background:rgba(13,15,12,.45);opacity:0;pointer-events:none;transition:opacity .28s var(--ease);z-index:88}
.drawer-backdrop.is-open{opacity:1;pointer-events:auto}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);background:var(--paper);z-index:89;
  transform:translateX(102%);transition:transform .3s var(--ease);padding:20px;overflow-y:auto;
  border-left:1px solid var(--line);
}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line);font-weight:900;font-size:16px}
.drawer-close{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:var(--paper-2)}
.drawer-nav{margin-top:16px;display:flex;flex-direction:column}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;min-height:52px;padding:0 4px;border-bottom:1px solid var(--line);font-size:15.5px;color:var(--ink-600)}
.drawer-nav a.is-active{color:var(--ink-900);font-weight:800}
.drawer-nav a.is-active::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--secondary)}
.drawer-cta{margin-top:20px;width:100%}

/* ============ 通用板块 ============ */
.section{padding:112px 0;scroll-margin-top:96px}
.section.tight{padding:80px 0}
.section-alt{background:var(--paper-2)}
.section-dark{background:var(--ink-900);color:var(--paper)}
.section-dark .section-sub,.section-dark .muted{color:rgba(244,242,236,.66)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:48px;flex-wrap:wrap}
.section-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--secondary);text-transform:uppercase;margin-bottom:14px}
.section-title{font-size:clamp(26px,3.4vw,40px);line-height:1.1}
.section-sub{margin-top:14px;font-size:16px;color:var(--muted);max-width:640px;line-height:1.8}
.muted{color:var(--muted)}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;
  padding:5px 10px;border-radius:var(--radius-sm);background:var(--accent-soft);color:#4A6410;
}
.chip.cat{background:transparent;color:var(--secondary);border:1px solid rgba(255,92,43,.35)}
@media (max-width:767px){.section{padding:72px 0}.section-head{margin-bottom:32px}}

/* ============ Hero ============ */
.page-hero{padding:88px 0 96px;text-align:center;position:relative;overflow:hidden}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(680px 320px at 50% 0%,rgba(198,242,78,.22),transparent 70%);
  pointer-events:none;
}
.page-hero .container{position:relative}
.breadcrumb{display:flex;align-items:center;justify-content:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:26px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--ink-900);text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:4px}
.breadcrumb .sep{color:rgba(13,15,12,.25)}
.page-hero h1{
  font-size:clamp(34px,5.4vw,66px);line-height:1.04;font-weight:900;
  max-width:900px;margin:18px auto 0;
}
.page-hero h1 em{font-style:normal;background:linear-gradient(transparent 62%,var(--accent) 62%);padding:0 4px}
.hero-lead{margin:22px auto 0;max-width:720px;font-size:17px;color:var(--muted);line-height:1.85}
.hero-actions{display:flex;justify-content:center;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-stats{
  display:flex;justify-content:center;gap:0;margin:52px auto 0;max-width:860px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.hero-stats li{flex:1 1 0;padding:22px 12px;border-right:1px solid var(--line)}
.hero-stats li:last-child{border-right:0}
.hero-stats b{display:block;font-size:clamp(28px,3.6vw,40px);font-weight:900;letter-spacing:-.03em;font-variant-numeric:tabular-nums;line-height:1}
.hero-stats span{display:block;margin-top:8px;font-size:13px;color:var(--muted)}

/* ============ 两列不等高图文网格 ============ */
.stagger-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;align-items:start}
.entry-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.entry-card:hover{transform:translateY(-2px);border-color:rgba(13,15,12,.2);box-shadow:var(--shadow-card)}
.entry-media{position:relative;overflow:hidden;background:var(--paper-2)}
.entry-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.entry-card:hover .entry-media img{transform:scale(1.03)}
.entry-media .tagline{
  position:absolute;left:16px;bottom:16px;background:rgba(13,15,12,.82);color:var(--paper);
  font-size:12px;font-weight:700;padding:5px 10px;border-radius:var(--radius-sm);backdrop-filter:none;
}
.ratio-169{aspect-ratio:16/9}
.ratio-43{aspect-ratio:4/3}
.ratio-219{aspect-ratio:21/9}
.ratio-11{aspect-ratio:1/1}
.entry-body{padding:26px}
.entry-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);margin-bottom:12px}
.entry-body h3{font-size:20px;line-height:1.3;letter-spacing:-.01em}
.entry-card:hover .entry-body h3{text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:3px;text-underline-offset:5px}
.entry-body p{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.8}
.entry-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:20px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.entry-foot .link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--ink-900)}
.entry-card:hover .entry-foot .link{color:#4A6410}
.entry-foot svg{transition:transform .25s var(--ease)}
.entry-card:hover .entry-foot svg{transform:translateX(3px)}
.date{display:inline-flex;align-items:center;gap:6px}

/* ============ 要点行 ============ */
.point-list{border-top:1px solid var(--line)}
.point-row{
  display:grid;grid-template-columns:104px 1fr auto;gap:28px;align-items:center;
  padding:26px 22px;border-bottom:1px solid var(--line);
  transition:background .28s var(--ease),color .28s var(--ease);
}
.point-row .idx{font-size:38px;font-weight:900;letter-spacing:-.04em;color:rgba(13,15,12,.16);line-height:1;font-variant-numeric:tabular-nums}
.point-row h3{font-size:19px}
.point-row p{margin-top:8px;font-size:15px;color:var(--muted);line-height:1.75}
.point-row .arrow{color:var(--muted)}
.point-row:hover{background:var(--ink-900);color:var(--paper)}
.point-row:hover .idx{color:var(--accent)}
.point-row:hover p,.point-row:hover .arrow{color:rgba(244,242,236,.72)}

/* ============ 流程步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;counter-reset:step}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-card)}
.step .no{
  width:38px;height:38px;border-radius:12px;background:var(--accent-soft);color:#41590D;
  display:grid;place-items:center;font-weight:900;font-size:15px;font-variant-numeric:tabular-nums;
}
.step h3{margin-top:18px;font-size:18px}
.step p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.78}

/* ============ 数据条 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line-dark);border:1px solid var(--line-dark);border-radius:var(--radius);overflow:hidden}
.stat{background:var(--ink-900);padding:34px 24px}
.stat b{display:block;font-size:clamp(40px,5vw,60px);font-weight:900;letter-spacing:-.04em;line-height:1;color:var(--accent);font-variant-numeric:tabular-nums}
.stat span{display:block;margin-top:12px;font-size:12.5px;color:rgba(244,242,236,.68);letter-spacing:.04em}
.quote-wrap{max-width:880px;margin:72px auto 0;text-align:center}
.quote-mark{font-size:64px;line-height:.6;color:var(--accent);font-weight:900}
.quote{margin-top:16px;font-size:clamp(18px,2.2vw,23px);line-height:1.65;font-weight:500}
.quote-author{margin-top:18px;font-size:13px;color:rgba(244,242,236,.6)}
.quote + .quote{margin-top:44px;padding-top:44px;border-top:1px solid var(--line-dark)}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin:0 auto;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:24px 4px;text-align:left;font-size:18px;font-weight:500;letter-spacing:-.01em;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:#4A6410}
.faq-q .ico{flex:none;width:30px;height:30px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;transition:transform .3s var(--ease),background .3s var(--ease),border-color .3s var(--ease)}
.faq-item.is-open .faq-q .ico{transform:rotate(180deg);background:var(--accent);border-color:var(--accent)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
.faq-a p{padding:0 4px 26px;font-size:15px;line-height:1.85;color:var(--muted);max-width:740px}

/* ============ CTA ============ */
.cta-band{position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;opacity:.16;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(135deg,rgba(244,242,236,.05) 0 2px,transparent 2px 12px);
}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(28px,3.8vw,46px);line-height:1.08;max-width:620px}
.cta-inner p{margin-top:16px;color:rgba(244,242,236,.7);font-size:16px;max-width:560px}
.cta-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:rgba(244,242,236,.7);padding:80px 0 32px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.f-logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:900;color:var(--paper);letter-spacing:-.02em;margin-bottom:16px}
.site-footer p{line-height:1.8;max-width:340px}
.footer-btn{margin-top:22px}
.site-footer h4{color:var(--paper);font-size:15px;font-weight:800;margin-bottom:18px}
.site-footer li{margin-bottom:12px}
.site-footer li a{transition:color .2s var(--ease)}
.site-footer li a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(244,242,236,.52);
}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:75;
  display:inline-flex;align-items:center;gap:10px;height:52px;padding:0 24px;
  border-radius:var(--pill);background:var(--accent);color:var(--ink-900);
  font-weight:800;font-size:15px;box-shadow:0 10px 28px rgba(13,15,12,.22);
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .3s var(--ease),transform .3s var(--ease);
}
.float-cta.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.float-cta:hover{filter:brightness(.94)}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s var(--ease),transform .42s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .nav-links a{padding:8px;font-size:14px}
}
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:880px){
  .nav-search{display:none}
  .search-toggle{display:inline-flex}
  .nav-cta{display:none}
  .nav-inner{justify-content:space-between}
  .stagger-grid{grid-template-columns:1fr;gap:24px}
  .point-row{grid-template-columns:64px 1fr auto;gap:18px;padding:22px 14px}
  .point-row .idx{font-size:28px}
}
@media (max-width:767px){
  .page-hero{padding:56px 0 64px}
  .hero-stats{flex-direction:column;border-bottom:0}
  .hero-stats li{border-right:0;border-bottom:1px solid var(--line);padding:18px 8px}
  .hero-stats li:last-child{border-bottom:0}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .quote-wrap{margin-top:52px}
  .float-cta{
    left:0;right:0;bottom:0;height:56px;border-radius:0;justify-content:center;
    padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -6px 20px rgba(13,15,12,.18);
  }
  .site-footer{padding:64px 0 88px}
}
@media (max-width:520px){
  .steps{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .page-hero h1{font-size:clamp(30px,8.6vw,40px)}
  .hero-actions .btn-primary,.hero-actions .btn-ghost{width:100%}
  .entry-body{padding:20px}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
:root{
  --ink-900:#0D0F0C;
  --ink-800:#14170F;
  --ink-600:#2A2E24;
  --paper:#F4F2EC;
  --paper-2:#E6E3D8;
  --accent:#C6F24E;
  --accent-soft:rgba(198,242,78,.14);
  --secondary:#FF5C2B;
  --muted:#7C8071;
  --line:rgba(13,15,12,.10);
  --line-dark:rgba(244,242,236,.12);
  --r-card:16px;
  --r-chip:8px;
  --r-btn:999px;
  --shadow-soft:0 8px 24px rgba(13,15,12,.08);
  --shadow-dark:0 10px 30px rgba(0,0,0,.35);
  --ease:cubic-bezier(.2,.7,.2,1);
  --nav-h:72px;
  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:"Oswald","Barlow Condensed","Arial Narrow","Inter",system-ui,sans-serif;
}
/* ============ Reset / Base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--ink-900);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.15;font-weight:800;}
p{margin:0;}
svg{flex-shrink:0;}
::selection{background:var(--accent);color:var(--ink-900);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:-.01em;}

/* ============ 容器 ============ */
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){.container{max-width:1360px;}}

/* ============ 按钮 ============ */
.btn-primary,.btn-ghost,.btn-text{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  white-space:nowrap;
  transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.btn-primary{background:var(--accent);color:var(--ink-900);border:1px solid var(--accent);}
.btn-primary:hover{filter:brightness(.94);transform:translateY(-1px);box-shadow:0 6px 18px rgba(198,242,78,.32);}
.btn-primary:active{transform:translateY(0) scale(.985);}
.btn-primary.sm{height:42px;padding:0 20px;font-size:14px;}
.btn-primary.is-loading{pointer-events:none;opacity:.75;}
.btn-primary.is-loading::after{
  content:"";width:14px;height:14px;border-radius:50%;
  border:2px solid rgba(13,15,12,.28);border-top-color:var(--ink-900);
  animation:spin .7s linear infinite;
}
.btn-primary.is-disabled,.btn-primary:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}
@keyframes spin{to{transform:rotate(360deg);}}
.btn-ghost{background:transparent;color:var(--ink-900);border:1.5px solid var(--ink-900);}
.btn-ghost:hover{background:var(--ink-900);color:var(--paper);transform:translateY(-1px);}
.btn-ghost.on-dark{color:var(--paper);border-color:rgba(244,242,236,.55);}
.btn-ghost.on-dark:hover{background:var(--paper);color:var(--ink-900);border-color:var(--paper);}
.btn-text{
  height:auto;padding:0 0 2px;color:var(--ink-900);position:relative;
  border-radius:0;
}
.btn-text::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .32s var(--ease);
}
.btn-text:hover::after{transform:scaleX(1);}
.btn-text .arrow{transition:transform .3s var(--ease);}
.btn-text:hover .arrow{transform:translateX(4px);}

/* ============ 徽章 / 标签 ============ */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 10px;border-radius:var(--r-chip);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:var(--accent-soft);color:#4E6B0A;
}
.chip-dark{background:rgba(198,242,78,.2);color:var(--accent);}
.chip-cat{background:transparent;color:var(--secondary);padding:6px 0;}
.tag{
  display:inline-flex;align-items:center;
  padding:5px 12px;border-radius:var(--r-chip);
  border:1px solid var(--line);font-size:12px;color:var(--muted);
  background:transparent;transition:all .25s var(--ease);
}
.tag:hover{border-color:var(--ink-900);color:var(--ink-900);}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  transition:height .3s var(--ease);
}
.nav-inner{
  display:flex;align-items:center;gap:24px;
  height:var(--nav-h);
  transition:height .3s var(--ease);
}
.site-header.is-scrolled{--nav-h:60px;box-shadow:0 6px 20px rgba(13,15,12,.06);}
.logo{
  display:flex;align-items:center;gap:10px;
  font-weight:900;font-size:17px;letter-spacing:-.02em;
  flex:0 0 auto;
}
.logo-mark{
  width:30px;height:30px;border-radius:9px;background:var(--ink-900);
  display:grid;place-items:center;flex:0 0 auto;
}
.logo-mark span{width:12px;height:12px;border-radius:3px;background:var(--accent);display:block;transform:rotate(45deg);}
.logo-text{white-space:nowrap;}

.nav-search{
  position:relative;
  flex:1 1 auto;
  max-width:520px;
  display:flex;align-items:center;
  height:44px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#FBF9F4;
  padding:0 12px 0 14px;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.nav-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(198,242,78,.25);}
.nav-search .search-icon{color:var(--muted);}
.nav-search input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;outline:none;
  font-size:15px;padding:0 10px;height:100%;
}
.nav-search input::placeholder{color:var(--muted);font-size:15px;}
.kbd{
  font-size:12px;color:var(--muted);background:var(--paper-2);
  border-radius:6px;padding:3px 7px;line-height:1.2;flex:0 0 auto;
}
.suggest{
  position:absolute;left:0;right:0;top:calc(100% + 8px);
  background:#FFFFFF;border:1px solid var(--line);border-radius:12px;
  box-shadow:0 12px 32px rgba(13,15,12,.10);
  padding:6px;display:none;z-index:90;
}
.suggest.is-open{display:block;}
.suggest a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 12px;border-radius:8px;font-size:14px;
  transition:background .2s var(--ease);
}
.suggest a:hover,.suggest a:focus-visible{background:var(--accent-soft);}
.suggest a span.meta{font-size:12px;color:var(--muted);}

.nav-links{display:flex;align-items:center;gap:22px;flex:0 0 auto;}
.nav-links a{
  position:relative;font-size:14px;font-weight:500;color:var(--ink-600);
  padding:6px 0;white-space:nowrap;
  transition:color .25s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .3s var(--ease);
}
.nav-links a:hover{color:var(--ink-900);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.is-active{color:var(--ink-900);font-weight:700;}
.nav-links a.is-active::after{transform:scaleX(1);}
.nav-links a.is-active::before{
  content:"";position:absolute;left:-10px;top:50%;transform:translateY(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--accent);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--ink-900);
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.icon-btn:hover{background:var(--paper-2);border-color:var(--ink-900);}

/* 移动端抽屉 */
.drawer-toggle{display:none;}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,88vw);
  background:var(--paper);border-left:1px solid var(--line);
  padding:24px;z-index:120;
  transform:translateX(100%);transition:transform .34s var(--ease);
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(13,15,12,.5);
  opacity:0;pointer-events:none;transition:opacity .3s var(--ease);z-index:110;
}
.drawer-backdrop.is-open{opacity:1;pointer-events:auto;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-head strong{font-size:16px;font-weight:800;}
.nav-drawer .drawer-links a{
  display:flex;align-items:center;justify-content:space-between;
  height:56px;padding:0 4px;border-bottom:1px solid var(--line);
  font-size:15px;font-weight:500;
}
.nav-drawer .drawer-links a.is-active{color:var(--ink-900);font-weight:800;}
.nav-drawer .drawer-links a.is-active::after{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);}
.drawer-search{display:flex;margin:18px 0 22px;}

/* 搜索覆盖层（移动端） */
.search-overlay{
  position:fixed;inset:0;background:var(--paper);z-index:130;
  padding:20px;display:none;
}
.search-overlay.is-open{display:block;}
.search-overlay .ov-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.search-overlay strong{font-size:16px;}
.overlay-field{
  display:flex;align-items:center;height:48px;padding:0 16px;
  border:1px solid var(--line);border-radius:var(--r-btn);background:#FBF9F4;
}
.overlay-field input{flex:1;border:0;background:transparent;outline:none;font-size:15px;padding:0 10px;height:100%;}
.overlay-suggest{margin-top:14px;}
.overlay-suggest a{display:block;padding:12px 14px;border-radius:10px;font-size:15px;}
.overlay-suggest a:hover{background:var(--accent-soft);}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--ink-900);color:var(--paper);}
.hero-media{position:absolute;inset:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.62;}
.hero-scrim{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(13,15,12,.94) 0%,rgba(13,15,12,.78) 46%,rgba(13,15,12,.42) 100%);
}
.hero-inner{position:relative;z-index:2;padding:64px 0 72px;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(244,242,236,.62);margin-bottom:22px;
}
.breadcrumb a{transition:color .25s var(--ease);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb em{font-style:normal;color:rgba(244,242,236,.45);}
.hero h1{
  font-size:clamp(30px,4.6vw,60px);
  font-weight:900;line-height:1.04;letter-spacing:-.03em;
  max-width:16em;margin:16px 0 18px;
}
.hero h1 .hl{
  color:var(--ink-900);background:var(--accent);
  padding:0 10px;border-radius:6px;display:inline-block;
}
.hero-sub{font-size:clamp(15px,1.6vw,18px);color:rgba(244,242,236,.82);max-width:44em;line-height:1.75;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 34px;}
.hero-facts{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);
  max-width:920px;
}
.hero-facts li{padding:18px 18px 18px 0;}
.hero-facts li + li{border-left:1px solid var(--line-dark);padding-left:20px;}
.hero-facts .fig{font-size:clamp(22px,2.6vw,32px);font-weight:900;line-height:1.1;color:var(--accent);}
.hero-facts .lbl{font-size:12px;color:rgba(244,242,236,.6);margin-top:4px;letter-spacing:.02em;}
.hero-float{
  position:absolute;right:24px;bottom:28px;z-index:3;
  display:flex;align-items:center;gap:10px;
  background:rgba(13,15,12,.72);border:1px solid var(--line-dark);
  border-radius:var(--r-btn);padding:10px 18px;font-size:13px;color:var(--paper);
}
.dot-live{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(198,242,78,.18);}

/* ============ 板块 ============ */
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section-dark{background:var(--ink-900);color:var(--paper);}
.section-paper2{background:var(--paper-2);}
.scroll-anchor{scroll-margin-top:96px;}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:44px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);}
.section-dark .eyebrow{color:rgba(244,242,236,.6);}
h2.h-sec{font-size:clamp(26px,3.4vw,40px);font-weight:900;line-height:1.1;max-width:22em;}
.sec-desc{margin-top:14px;color:var(--muted);font-size:15px;max-width:62ch;line-height:1.85;}
.section-dark .sec-desc{color:rgba(244,242,236,.66);}

/* ============ 三栏条目区 ============ */
.entry-grid{
  display:grid;
  grid-template-columns:1fr 1fr 1.62fr;
  gap:24px;
  align-items:start;
}
.card-entry{
  background:#FBF9F4;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.card-entry:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft);border-color:rgba(13,15,12,.22);}
.card-entry.is-wide{background:var(--ink-900);color:var(--paper);border-color:var(--line-dark);}
.card-entry.is-wide:hover{box-shadow:var(--shadow-dark);border-color:var(--accent);}
.entry-media{
  position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--ink-600);
}
.card-entry.is-wide .entry-media{aspect-ratio:16/7;}
.entry-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.card-entry:hover .entry-media img{transform:scale(1.03);}
.entry-media .mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,15,12,0) 42%,rgba(13,15,12,.68) 100%);}
.entry-media .seq{
  position:absolute;left:16px;top:16px;
  font-family:var(--font-num);font-size:13px;font-weight:700;
  background:var(--accent);color:var(--ink-900);
  border-radius:6px;padding:3px 9px;
}
.entry-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.entry-body h2{font-size:clamp(19px,2vw,24px);font-weight:800;line-height:1.3;}
.card-entry.is-wide .entry-body h2{font-size:clamp(22px,2.4vw,30px);}
.entry-body p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.card-entry.is-wide .entry-body p{color:rgba(244,242,236,.66);}
.entry-meta{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);margin-top:auto;
  padding-top:14px;border-top:1px solid var(--line);
}
.card-entry.is-wide .entry-meta{border-top-color:var(--line-dark);color:rgba(244,242,236,.55);}
.meta-time{display:inline-flex;align-items:center;gap:6px;}
.entry-link{
  margin-left:auto;font-size:13px;font-weight:700;color:var(--ink-900);
  border-bottom:2px solid var(--accent);padding-bottom:2px;
  transition:color .25s var(--ease);
}
.card-entry.is-wide .entry-link{color:var(--accent);}
.entry-link:hover{color:var(--secondary);}
.wide-list{margin-top:6px;border-top:1px solid var(--line-dark);}
.wide-list li{border-bottom:1px solid var(--line-dark);padding:14px 0;}
.wide-list h3{font-size:16px;font-weight:700;margin-bottom:6px;display:flex;align-items:center;gap:10px;}
.wide-list h3::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);flex:0 0 auto;}
.wide-list p{font-size:13.5px;color:rgba(244,242,236,.6);line-height:1.75;}

/* ============ 流程 ============ */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;position:relative;}
.flow::before{
  content:"";position:absolute;left:0;right:0;top:26px;height:1px;background:var(--line);
}
.section-dark .flow::before{background:var(--line-dark);}
.flow-step{position:relative;padding-top:64px;}
.flow-step .idx{
  position:absolute;left:0;top:0;
  width:52px;height:52px;border-radius:50%;
  background:var(--paper);border:1px solid var(--line);
  display:grid;place-items:center;
  font-family:var(--font-num);font-weight:700;font-size:17px;
}
.section-dark .flow-step .idx{background:var(--ink-800);border-color:var(--line-dark);color:var(--accent);}
.flow-step.is-current .idx{background:var(--accent);color:var(--ink-900);border-color:var(--accent);}
.flow-step h3{font-size:18px;font-weight:800;margin-bottom:10px;}
.flow-step p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.section-dark .flow-step p{color:rgba(244,242,236,.62);}

/* ============ 数据表 ============ */
.table-wrap{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:#FBF9F4;}
table.data-table{width:100%;border-collapse:collapse;font-size:14.5px;}
.data-table caption{
  caption-side:top;text-align:left;padding:20px 22px 14px;
  font-size:13px;color:var(--muted);
}
.data-table th,.data-table td{padding:15px 22px;text-align:left;border-bottom:1px solid var(--line);}
.data-table thead th{
  background:var(--paper-2);font-size:13px;font-weight:700;
  color:var(--ink-600);letter-spacing:.02em;
}
.data-table tbody tr:nth-child(even){background:rgba(230,227,216,.4);}
.data-table tbody tr:last-child td{border-bottom:0;}
.data-table td:first-child{font-weight:700;}
.data-table td .rate{font-family:var(--font-num);font-size:13px;color:var(--secondary);}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin:0 auto;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  text-align:left;padding:22px 4px;font-size:18px;font-weight:600;
  transition:color .25s var(--ease);
}
.faq-q:hover{color:#41530C;}
.faq-q .ico{
  width:28px;height:28px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;flex:0 0 auto;
  transition:transform .28s var(--ease),background .28s var(--ease),border-color .28s var(--ease);
}
.faq-item.is-open .faq-q .ico{transform:rotate(180deg);background:var(--accent);border-color:var(--accent);}
.faq-a{height:0;overflow:hidden;transition:height .28s var(--ease);}
.faq-a p{padding:0 4px 24px;font-size:15px;color:var(--muted);line-height:1.85;max-width:70ch;}

/* ============ 尾部 CTA ============ */
.cta-dark{
  position:relative;background:var(--ink-900);color:var(--paper);
  padding:104px 0;overflow:hidden;
}
.cta-dark::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(244,242,236,.05) 0 1px,transparent 1px 14px);
}
.cta-inner{position:relative;z-index:2;max-width:760px;}
.cta-inner h2{font-size:clamp(28px,4vw,52px);font-weight:900;line-height:1.06;letter-spacing:-.03em;}
.cta-inner p{margin-top:18px;font-size:16px;color:rgba(244,242,236,.72);max-width:52ch;}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:34px;}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:28px;bottom:28px;z-index:70;
  display:inline-flex;align-items:center;gap:10px;
  height:52px;padding:0 24px;border-radius:var(--r-btn);
  background:var(--accent);color:var(--ink-900);
  font-size:15px;font-weight:700;
  box-shadow:0 12px 30px rgba(13,15,12,.24);
  opacity:0;pointer-events:none;transform:translateY(14px);
  transition:opacity .35s var(--ease),transform .35s var(--ease);
}
.float-cta.is-visible{opacity:1;pointer-events:auto;transform:translateY(0);}
.float-cta:hover{filter:brightness(.94);transform:translateY(-1px);}
.to-top{
  position:fixed;right:28px;bottom:92px;z-index:69;
  width:44px;height:44px;border-radius:50%;
  background:#FBF9F4;border:1px solid var(--line);
  display:grid;place-items:center;
  opacity:0;pointer-events:none;transition:opacity .3s var(--ease),transform .3s var(--ease);
}
.to-top.is-visible{opacity:1;pointer-events:auto;}
.to-top:hover{background:var(--paper-2);}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:rgba(244,242,236,.7);padding:72px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;padding-bottom:48px;
}
.f-logo{
  display:flex;align-items:center;gap:10px;
  font-size:17px;font-weight:900;color:var(--paper);margin-bottom:16px;
}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(244,242,236,.62);max-width:34ch;}
.footer-btn{margin-top:20px;}
.site-footer h4{
  font-size:14px;font-weight:700;color:var(--paper);margin-bottom:16px;letter-spacing:.02em;
}
.site-footer ul li{margin-bottom:10px;}
.site-footer ul a{
  font-size:14px;color:rgba(244,242,236,.68);
  transition:color .25s var(--ease);
}
.site-footer ul a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:22px 0 28px;border-top:1px solid var(--line-dark);
  font-size:13px;color:rgba(244,242,236,.45);
}

/* ============ 表单状态 ============ */
.field-error{font-size:13px;color:var(--secondary);margin-top:8px;display:none;}
.field-error.is-on{display:block;}
.input-error{border-color:var(--secondary) !important;}
.form-ok{display:flex;align-items:center;gap:8px;font-size:13px;color:#41530C;margin-top:8px;}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-card);
  padding:44px 24px;text-align:center;color:var(--muted);font-size:14.5px;
  background:rgba(230,227,216,.35);
}
.empty-state .em-ico{
  width:44px;height:44px;border-radius:50%;background:var(--paper-2);
  margin:0 auto 14px;display:grid;place-items:center;color:var(--muted);
}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .42s var(--ease),transform .42s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 24px;}
}
@media (max-width:1023px){
  .nav-links{display:none;}
  .drawer-toggle{display:grid;}
  .entry-grid{grid-template-columns:1fr 1fr;}
  .card-entry.is-wide{grid-column:1 / -1;}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:36px;}
  .flow::before{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .nav-search{display:none;}
  .nav-actions .btn-primary.sm{display:none;}
  .section{padding:64px 0;}
  .section.tight{padding:56px 0;}
  .hero-inner{padding:44px 0 56px;}
  .hero-facts{grid-template-columns:1fr 1fr;}
  .hero-facts li{padding:14px 0;}
  .hero-facts li + li{border-left:0;padding-left:0;}
  .hero-facts li:nth-child(even){border-left:1px solid var(--line-dark);padding-left:16px;}
  .hero-float{position:static;margin-top:24px;display:inline-flex;}
  .entry-grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .faq-q{font-size:16.5px;padding:20px 0;}
  .cta-dark{padding:72px 0;}
  .float-cta{
    left:0;right:0;bottom:0;width:100%;height:56px;border-radius:0;
    justify-content:center;
    padding:0 20px calc(0px + env(safe-area-inset-bottom));
    box-shadow:0 -8px 24px rgba(13,15,12,.22);
  }
  .to-top{right:16px;bottom:74px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:479px){
  .container{padding:0 16px;}
  .hero-actions .btn-primary,.hero-actions .btn-ghost{width:100%;}
  .data-table th,.data-table td{padding:12px 14px;font-size:13.5px;}
  .table-wrap{overflow-x:auto;}
  .data-table{min-width:520px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}