/* roulang page: index */
:root{
  --c-primary:#FF4B23;
  --c-primary-dark:#E23A14;
  --c-deep:#0F3B33;
  --c-lemon:#D6F24A;
  --c-bg:#F7F4EE;
  --c-bg-2:#EFEAE1;
  --c-dark:#10130F;
  --c-text:#23271F;
  --c-muted:#6B7166;
  --c-line:#E2DDD2;
  --r-card:14px;
  --r-img:12px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,19,15,.04),0 6px 18px rgba(16,19,15,.06);
  --sh-2:0 12px 32px rgba(255,75,35,.18);
  --gap:20px;
  --t:.28s cubic-bezier(.2,.7,.3,1);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"Barlow Condensed","Oswald","DIN Alternate",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--c-bg);color:var(--c-text);
  font-family:var(--font-sans);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--c-text);text-decoration:none;transition:color var(--t)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;font-weight:800;line-height:1.28}
p{margin:0}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font-family:inherit;font-size:inherit}
:focus-visible{outline:3px solid rgba(255,75,35,.28);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
.num{font-family:var(--font-num);letter-spacing:-.01em}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1;white-space:nowrap;
  transition:transform var(--t),background var(--t),color var(--t),box-shadow var(--t),border-color var(--t);
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;color:var(--c-text);border:2px solid var(--c-text)}
.btn-ghost:hover{background:var(--c-text);color:#fff;transform:translateY(-2px)}
.btn-light{background:var(--c-lemon);color:#212A05}
.btn-light:hover{background:#c6e63c;color:#212A05;transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.985)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--c-primary);padding-bottom:4px;border-bottom:2px solid rgba(255,75,35,.3);transition:border-color var(--t),color var(--t)}
.link-more:hover{color:var(--c-primary-dark);border-color:var(--c-primary-dark)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.04em;
  padding:4px 10px;border-radius:6px;background:rgba(255,75,35,.12);color:var(--c-primary);
}
.badge-lemon{background:rgba(214,242,74,.55);color:#3A4408}
.badge-deep{background:rgba(15,59,51,.1);color:var(--c-deep)}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:var(--c-bg);border-bottom:1px solid transparent;transition:box-shadow var(--t),border-color var(--t)}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:var(--sh-1)}
.topbar-inner{display:flex;align-items:center;gap:20px;min-height:56px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:34px;height:34px;border-radius:9px;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-family:var(--font-num);font-size:18px;font-weight:700;letter-spacing:.02em;
}
.brand-text{font-size:17px;font-weight:800;line-height:1.15;letter-spacing:-.01em}
.brand-text em{display:block;font-style:normal;font-size:10px;font-weight:600;letter-spacing:.18em;color:var(--c-muted)}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:10px}
.nav-link{position:relative;display:inline-flex;align-items:center;height:56px;padding:0 14px;font-size:15px;font-weight:600;transition:color var(--t)}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;
  background:var(--c-primary);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-primary)}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:8px;flex:none}
.icon-btn{
  width:44px;height:44px;border-radius:10px;display:grid;place-items:center;
  color:var(--c-text);transition:background var(--t),color var(--t);
}
.icon-btn:hover{background:var(--c-bg-2);color:var(--c-primary)}
.icon-btn svg{width:20px;height:20px;display:block}
.burger{display:none}
.trendbar{border-top:1px solid var(--c-line);background:var(--c-bg-2)}
.trendbar-inner{display:flex;align-items:center;gap:12px;min-height:40px;overflow:hidden}
.trend-label{flex:none;font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--c-muted)}
.trend-scroll{display:flex;gap:8px;overflow-x:auto;padding:7px 0;scrollbar-width:none}
.trend-scroll::-webkit-scrollbar{display:none}
.trend-tag{
  flex:none;font-size:12px;font-weight:700;padding:4px 11px;border-radius:999px;
  background:var(--c-lemon);color:#2A3306;transition:background var(--t),transform var(--t);
}
.trend-tag:hover{background:#c6e63c;transform:translateY(-1px)}
.search-panel{border-top:1px solid var(--c-line);background:var(--c-bg);padding:16px 0;box-shadow:var(--sh-1)}
.search-form{display:flex;gap:12px}
.search-form input{
  flex:1;min-height:46px;padding:0 16px;border:1px solid var(--c-line);
  border-radius:var(--r-input);background:#fff;transition:border-color var(--t),box-shadow var(--t);
}
.search-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(255,75,35,.16)}
.mobile-drawer{border-top:1px solid var(--c-line);background:var(--c-bg);box-shadow:var(--sh-1)}
.drawer-inner{padding:12px 0 18px}
.drawer-link{display:block;padding:13px 4px;font-size:16px;font-weight:600;border-bottom:1px solid var(--c-line);min-height:44px}
.drawer-link:hover,.drawer-link.is-active{color:var(--c-primary)}
.drawer-title{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--c-muted);margin:18px 0 10px}
.drawer-tags{display:flex;flex-wrap:wrap;gap:8px}
.drawer-tags a{font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;background:var(--c-lemon);color:#2A3306}

/* ---------- Hero ---------- */
.hero{position:relative;padding:68px 0 56px;overflow:hidden}
.hero::after{
  content:"";position:absolute;right:0;top:0;width:48%;height:100%;pointer-events:none;
  background:repeating-linear-gradient(115deg,rgba(255,75,35,.055) 0 2px,transparent 2px 15px);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000);
  mask-image:linear-gradient(90deg,transparent,#000);
}
.hero-grid{position:relative;z-index:2}
.hero-copy .badge{margin-bottom:18px}
.hero h1{font-size:clamp(30px,4.6vw,54px);line-height:1.16;font-weight:800;margin-bottom:18px}
.hero h1 span{color:var(--c-primary)}
.hero-sub{font-size:17px;color:var(--c-muted);max-width:34em;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-media{position:relative;margin-top:8px}
.hero-media img{
  position:relative;z-index:2;width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-img);
  clip-path:polygon(0 0,100% 0,100% 86%,86% 100%,0 100%);
}
.hero-frame{position:absolute;z-index:1;inset:18px -18px -18px 18px;border:2px solid var(--c-lemon);border-radius:var(--r-img)}
.stat-row{
  position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  margin-top:52px;padding-top:30px;border-top:1px solid var(--c-line);
}
.stat-row b{display:block;font-family:var(--font-num);font-size:clamp(28px,3.4vw,40px);font-weight:700;line-height:1;color:var(--c-text)}
.stat-row span{display:block;margin-top:10px;font-size:13px;color:var(--c-muted)}
.stat-row li::before{content:"";display:block;width:22px;height:3px;border-radius:2px;background:var(--c-lemon);margin-bottom:12px}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0}
.section-alt{background:var(--c-bg-2)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:44px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--c-primary)}
.eyebrow::before{content:"";width:18px;height:3px;border-radius:2px;background:var(--c-primary)}
.section-head h2{margin-top:12px;font-size:clamp(24px,3.2vw,38px)}
.section-lead{max-width:42em;color:var(--c-muted);margin-top:14px;font-size:16px}

/* ---------- 功能分组 bento ---------- */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:var(--gap)}
.bento-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.bento-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,75,35,.3)}
.bento-lg{grid-column:span 3;grid-row:span 2;display:flex;flex-direction:column}
.bento-lg img{width:100%;aspect-ratio:16/10;object-fit:cover}
.bento-body{padding:24px}
.bento-body h3{font-size:20px;margin-bottom:10px}
.bento-body p{color:var(--c-muted);font-size:15px}
.bento-std{grid-column:span 3;padding:26px}
.bento-std h3{font-size:19px;margin-bottom:10px}
.bento-std p{color:var(--c-muted);font-size:15px}
.bento-icon{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,75,35,.12);color:var(--c-primary);margin-bottom:16px;font-family:var(--font-num);font-weight:700;
}
.bento-strip{grid-column:span 2;display:flex;gap:14px;align-items:flex-start;padding:22px}
.bento-strip .dot{flex:none;width:8px;height:8px;border-radius:2px;background:var(--c-primary);margin-top:11px}
.bento-strip h4{font-size:17px;margin-bottom:6px}
.bento-strip p{font-size:14px;color:var(--c-muted)}

/* ---------- 使用场景 ---------- */
.scene{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:44px 0;border-top:1px solid var(--c-line)}
.scene:first-of-type{border-top:0;padding-top:0}
.scene-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img)}
.scene-flip .scene-media{order:2}
.scene-num{font-family:var(--font-num);font-size:46px;font-weight:700;line-height:1;color:var(--c-lemon);display:block;margin-bottom:10px}
.scene-body h3{font-size:clamp(20px,2.4vw,26px);margin-bottom:14px}
.scene-body > p{color:var(--c-muted);margin-bottom:18px}
.check-list li{position:relative;padding-left:22px;margin-bottom:12px;color:var(--c-muted);font-size:15px}
.check-list li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;background:var(--c-primary)}
.check-list li:last-child{margin-bottom:0}

/* ---------- 成功案例 ---------- */
.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.case-card{
  position:relative;overflow:hidden;background:var(--c-deep);color:#DCE6E1;
  border-radius:var(--r-card);padding:34px;
}
.case-card::after{
  content:"";position:absolute;right:-50px;top:-50px;width:180px;height:180px;
  background:var(--c-lemon);opacity:.12;clip-path:polygon(100% 0,100% 100%,0 0);
}
.case-brand{font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--c-lemon);margin-bottom:16px}
.case-quote{font-size:18px;line-height:1.75;color:#fff;margin-bottom:24px}
.case-stats{display:flex;gap:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.16)}
.case-stats b{display:block;font-family:var(--font-num);font-size:32px;font-weight:700;line-height:1;color:var(--c-lemon)}
.case-stats span{display:block;margin-top:8px;font-size:13px;color:#A9B6B0}
.case-link{display:inline-flex;align-items:center;gap:6px;margin-top:24px;font-size:14px;font-weight:700;color:var(--c-lemon);border-bottom:2px solid rgba(214,242,74,.35);padding-bottom:3px}
.case-link:hover{color:#fff;border-color:#fff}

/* ---------- 价格 ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.price-card{position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:34px 28px;box-shadow:var(--sh-1);transition:transform var(--t),box-shadow var(--t)}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.price-card.is-featured{border:2px solid var(--c-primary);transform:scale(1.03);box-shadow:var(--sh-2)}
.price-card.is-featured:hover{transform:scale(1.03) translateY(-4px)}
.price-tag{position:absolute;top:-13px;left:28px;background:var(--c-lemon);color:#22290A;font-size:12px;font-weight:800;padding:4px 12px;border-radius:6px;letter-spacing:.06em}
.price-name{font-size:19px;margin-bottom:8px}
.price-desc{font-size:14px;color:var(--c-muted);margin-bottom:20px}
.price-num{display:flex;align-items:baseline;gap:8px;font-family:var(--font-num);font-weight:700;line-height:1;margin-bottom:24px}
.price-num b{font-size:46px;color:var(--c-text)}
.price-num i{font-style:normal;font-size:14px;font-weight:600;color:var(--c-muted);font-family:var(--font-sans)}
.price-list{margin-bottom:26px}
.price-list li{display:flex;gap:10px;font-size:15px;color:var(--c-muted);margin-bottom:12px;line-height:1.6}
.price-list li .mark{flex:none;width:18px;height:18px;border-radius:5px;display:grid;place-items:center;font-size:11px;font-weight:800;margin-top:4px}
.mark-yes{background:rgba(255,75,35,.14);color:var(--c-primary)}
.mark-no{background:var(--c-bg-2);color:var(--c-muted)}
.price-card .btn{width:100%}
.price-foot{text-align:center;font-size:13px;color:var(--c-muted);margin-top:28px}

/* ---------- 最新信息 ---------- */
.latest-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px}
.latest-side{display:grid;gap:16px;align-content:start}
.post-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,75,35,.3)}
.post-card-lg .post-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform var(--t)}
.post-card-lg:hover .post-thumb img{transform:scale(1.04)}
.post-card-lg .post-body{padding:26px}
.post-card-lg h3{font-size:22px;margin:14px 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card-lg p{font-size:15px;color:var(--c-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-time{display:block;margin-top:16px;font-family:var(--font-num);font-size:13px;color:var(--c-muted);letter-spacing:.02em}
.post-card-sm{display:grid;grid-template-columns:100px 1fr;gap:16px;align-items:center;padding:12px}
.post-card-sm .post-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:10px}
.post-card-sm h4{font-size:16px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px}
.post-card-sm .post-time{margin-top:6px}
.empty-state{text-align:center;padding:64px 24px;background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-card)}
.empty-state p{color:var(--c-muted);margin-bottom:20px}

/* ---------- FAQ ---------- */
.accordion{background:transparent;border:0;margin:0}
.accordion-item{
  background:#fff;border:1px solid var(--c-line);border-left:3px solid var(--c-primary);
  border-radius:10px;overflow:hidden;margin-bottom:12px;box-shadow:var(--sh-1);
  transition:background var(--t),box-shadow var(--t);
}
.accordion-item.is-active{background:var(--c-bg-2);border-color:rgba(255,75,35,.32);border-left-color:var(--c-primary)}
.accordion-title{
  display:block;position:relative;padding:19px 56px 19px 22px;
  font-size:17px;font-weight:700;color:var(--c-text);border:0;line-height:1.55;
}
.accordion-title::before{display:none}
.accordion-title::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-family:var(--font-num);font-size:26px;font-weight:700;line-height:1;color:var(--c-primary);
  transition:transform var(--t);
}
.accordion-item.is-active .accordion-title::after{content:"−"}
.accordion-title:hover{color:var(--c-primary)}
.accordion-content{background:var(--c-bg-2);border:0;padding:0 56px 22px 22px;color:var(--c-muted);font-size:15px}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--c-deep);color:#fff;
  border-radius:var(--r-card);padding:60px 56px;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;bottom:-70px;width:280px;height:280px;
  background:var(--c-lemon);opacity:.14;clip-path:polygon(100% 0,100% 100%,0 100%);pointer-events:none;
}
.cta-band h2{font-size:clamp(24px,3.2vw,36px);margin-bottom:16px;position:relative;z-index:2}
.cta-band p{color:#C4D1CC;max-width:44em;margin-bottom:28px;position:relative;z-index:2}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2}
.cta-note{margin-top:20px;font-size:13px;color:#93A5A0;position:relative;z-index:2}

/* ---------- 页脚 ---------- */
.site-footer{background:#0C0F0B;color:#B4BAB0;margin-top:96px;padding-top:68px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:52px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-brand .brand-mark{width:32px;height:32px;font-size:17px}
.footer-brand strong{color:#fff;font-size:17px;font-weight:800;letter-spacing:-.01em}
.footer-about{font-size:14px;line-height:1.85;color:#8E958C;max-width:30em}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;letter-spacing:.06em;margin-bottom:18px}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14px;color:#A5ABA2;transition:color var(--t)}
.footer-col a:hover{color:var(--c-lemon)}
.footer-contact p{font-size:14px;color:#A5ABA2;margin-bottom:12px;line-height:1.7}
.footer-contact a{color:var(--c-lemon)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:24px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:13px;color:#7C837B}
.footer-bottom a{font-size:13px;color:#7C837B}
.footer-bottom a:hover{color:var(--c-lemon)}

/* ---------- 响应式 ---------- */
@media (min-width:1440px){
  .container{max-width:1320px}
  .section{padding:104px 0}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .burger{display:grid}
  .section{padding:64px 0}
  .bento-lg,
  .bento-std,
  .bento-strip{grid-column:span 6}
  .bento-lg{grid-row:auto}
  .scene{grid-template-columns:1fr;gap:26px;padding:36px 0}
  .scene-flip .scene-media{order:0}
  .case-grid{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr;gap:28px}
  .price-card.is-featured{transform:none}
  .price-card.is-featured:hover{transform:translateY(-4px)}
  .latest-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .cta-band{padding:44px 32px}
  .stat-row{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media (max-width:639px){
  .container{padding:0 16px}
  .section{padding:48px 0}
  .hero{padding:40px 0 36px}
  .hero-media{margin-top:28px}
  .hero-frame{inset:12px -12px -12px 12px}
  .stat-row{margin-top:36px;padding-top:24px;gap:22px}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:30px}
  .bento{gap:16px}
  .bento-strip{padding:18px}
  .case-grid{gap:16px}
  .case-card{padding:26px}
  .case-stats{gap:26px}
  .post-card-sm{grid-template-columns:82px 1fr;padding:10px}
  .post-card-lg .post-body{padding:20px}
  .cta-band{padding:34px 22px}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .accordion-title{padding:16px 48px 16px 18px;font-size:16px}
  .accordion-content{padding:0 48px 18px 18px}
  .search-form{flex-direction:column}
  .search-form .btn{width:100%}
}
@media (min-width:1024px) and (max-width:1279px){
  .container{max-width:1040px}
}

/* roulang page: article */
:root{
  --brand:#FF4B23;
  --brand-dark:#E23A14;
  --deep:#0F3B33;
  --deep-dark:#0B2C26;
  --lime:#D6F24A;
  --bg:#F7F4EE;
  --bg-2:#EFEAE1;
  --dark:#10130F;
  --white:#FFFFFF;
  --ink:#23271F;
  --ink-2:#6B7166;
  --line:#E2DDD2;
  --r-card:14px;
  --r-img:12px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,19,15,.04), 0 6px 18px rgba(16,19,15,.06);
  --sh-2:0 12px 32px rgba(255,75,35,.18);
  --t:.28s cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"Barlow Condensed","Oswald","DIN Alternate",Arial,sans-serif;
}
*{box-sizing:border-box;}
[hidden]{display:none !important;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:0;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--font-cn);font-weight:800;letter-spacing:-.01em;color:var(--ink);margin:0;}
p{margin:0 0 1em;}
a{color:var(--ink);text-decoration:none;transition:color var(--t),background var(--t),border-color var(--t),box-shadow var(--t),transform var(--t);}
a:hover{color:var(--brand);}
img{max-width:100%;height:auto;display:block;object-fit:cover;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,textarea,select{font-family:inherit;font-size:15px;}
:focus-visible{outline:3px solid rgba(255,75,35,.35);outline-offset:2px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1440px){.container{max-width:1280px;}}
.section{padding:96px 0;}
.section--tight{padding:64px 0;}
.section--dark{background:var(--dark);color:#EDEDE8;}
.section--deep{background:var(--deep);color:#EAF1EC;}
.section--alt{background:var(--bg-2);}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-num);font-size:13px;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;color:var(--brand);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:3px;background:var(--brand);display:inline-block;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:40px;}
.section-head h2{font-size:clamp(24px,3.2vw,38px);line-height:1.25;}
.section-head p{color:var(--ink-2);margin:8px 0 0;max-width:640px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:12px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform var(--t),background var(--t),color var(--t),box-shadow var(--t),border-color var(--t);
  border:2px solid transparent;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(255,75,35,.24);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent;}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-light{background:var(--lime);color:var(--dark);}
.btn-light:hover{background:#c8e63c;color:var(--dark);transform:translateY(-2px);}
.btn-sm{min-height:40px;padding:8px 18px;font-size:14px;}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;font-size:14px;}
.btn-text:hover{color:var(--brand-dark);text-decoration:underline;text-underline-offset:4px;}

.badge{
  display:inline-block;padding:4px 10px;border-radius:6px;
  background:rgba(255,75,35,.12);color:var(--brand);
  font-size:12px;font-weight:700;letter-spacing:.04em;
}
.badge--lime{background:rgba(214,242,74,.35);color:#4A5A0A;}
.badge--ghost{background:transparent;border:1px solid var(--line);color:var(--ink-2);}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--bg);transition:box-shadow var(--t),border-color var(--t),background var(--t);border-bottom:1px solid transparent;}
.site-header.is-stuck{background:var(--bg);border-bottom:1px solid var(--line);box-shadow:var(--sh-1);}
.header-inner{display:flex;align-items:center;gap:22px;min-height:56px;padding-top:10px;padding-bottom:10px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:9px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-weight:700;font-size:17px;letter-spacing:.02em;
  box-shadow:0 6px 14px rgba(255,75,35,.26);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.brand-text em{font-style:normal;font-size:11px;font-weight:600;color:var(--ink-2);letter-spacing:.1em;margin-top:3px;}
.main-nav{display:flex;align-items:center;gap:6px;flex:1 1 auto;}
.nav-link{
  position:relative;padding:8px 12px 10px;font-size:15px;font-weight:600;color:var(--ink);
  border-radius:8px;white-space:nowrap;
}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform var(--t);}
.nav-link:hover{color:var(--brand);background:rgba(255,75,35,.06);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand);}
.nav-link.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:8px;margin-left:auto;}
.icon-btn{
  width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--ink);background:#fff;
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.menu-toggle{display:none;}
.search-panel{padding-bottom:14px;}
.search-form{display:flex;gap:10px;}
.search-form input{flex:1 1 auto;min-height:46px;padding:0 16px;border:1px solid var(--line);border-radius:var(--r-input);background:#fff;}
.search-form input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,75,35,.13);outline:none;}
.trend-bar{border-top:1px solid var(--line);background:var(--bg);}
.trend-inner{display:flex;align-items:center;gap:14px;min-height:44px;}
.trend-label{font-family:var(--font-num);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2);flex:0 0 auto;}
.trend-scroll{display:flex;gap:8px;overflow-x:auto;padding:6px 0;scrollbar-width:none;}
.trend-scroll::-webkit-scrollbar{display:none;}
.trend-chip{
  flex:0 0 auto;padding:4px 12px;border-radius:999px;
  background:rgba(214,242,74,.5);color:#4A5A0A;font-size:12px;font-weight:700;letter-spacing:.03em;border:1px solid rgba(214,242,74,.9);
}
.trend-chip:hover{background:var(--brand);color:#fff;border-color:var(--brand);}
.mobile-drawer{background:#fff;border-top:1px solid var(--line);box-shadow:var(--sh-1);padding:18px 0 22px;}
.drawer-nav{display:flex;flex-direction:column;margin-bottom:16px;}
.drawer-nav a{padding:13px 0;border-bottom:1px solid var(--line);font-weight:700;}
.drawer-search{display:flex;gap:8px;margin-bottom:16px;}
.drawer-search input{flex:1;min-height:44px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-input);}
.drawer-trends{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- article head ---------- */
.crumbs{padding:22px 0 10px;font-size:12px;color:var(--ink-2);}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:6px;}
.crumbs li::after{content:"/";margin-left:6px;color:var(--line);}
.crumbs li:last-child::after{content:"";}
.crumbs a{color:var(--ink-2);}
.crumbs a:hover{color:var(--brand);}
.crumbs .current{color:var(--ink);font-weight:600;}

.article-head{padding:8px 0 28px;max-width:900px;}
.article-head .kicker{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:16px;}
.article-head h1{font-size:clamp(28px,4vw,46px);line-height:1.25;letter-spacing:-.015em;}
.article-lead{margin-top:16px;color:var(--ink-2);font-size:16px;max-width:760px;}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-2);}
.meta-item{display:inline-flex;align-items:center;gap:7px;}
.meta-item i{color:var(--brand);}
.meta-time,.meta-num{font-family:var(--font-num);font-size:15px;letter-spacing:.04em;color:var(--ink);}
.meta-item b{font-family:var(--font-num);font-size:15px;color:var(--ink);}

.article-cover{margin:8px 0 44px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);}
.article-cover img{width:100%;aspect-ratio:16/7;}
@media (max-width:767px){.article-cover img{aspect-ratio:16/10;}}

/* ---------- layout ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start;}
@media (max-width:1023px){.article-layout{grid-template-columns:1fr;gap:36px;}}
.article-main{max-width:760px;}

.article-body{font-size:17px;line-height:1.9;color:var(--ink);}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  position:relative;padding-left:16px;margin:42px 0 18px;
  font-size:clamp(21px,2.3vw,27px);line-height:1.4;
}
.article-body h2::before{content:"";position:absolute;left:0;top:.24em;width:4px;height:.95em;background:var(--brand);border-radius:2px;}
.article-body h3{font-size:19px;font-weight:700;margin:32px 0 14px;}
.article-body h4{font-size:17px;font-weight:700;margin:24px 0 12px;}
.article-body ul,.article-body ol{margin:0 0 1.3em;}
.article-body li{position:relative;padding-left:20px;margin-bottom:.6em;}
.article-body li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;background:var(--brand);border-radius:1px;}
.article-body ol{counter-reset:olist;}
.article-body ol li{padding-left:28px;}
.article-body ol li::before{
  counter-increment:olist;content:counter(olist);
  width:auto;height:auto;background:none;top:0;left:0;
  font-family:var(--font-num);font-weight:700;color:var(--brand);font-size:16px;
}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;border-left:4px solid var(--brand);
  background:var(--bg-2);border-radius:0 var(--r-img) var(--r-img) 0;color:#454B41;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:26px auto;}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--ink-2);text-align:center;margin-top:10px;}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:4px;font-weight:600;}
.article-body a:hover{color:var(--brand-dark);}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;background:#fff;border:1px solid var(--line);border-radius:var(--r-img);overflow:hidden;}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:11px 14px;text-align:left;}
.article-body th{background:var(--bg-2);font-weight:700;}
.article-body code{font-family:var(--font-num);background:var(--bg-2);padding:2px 6px;border-radius:5px;font-size:15px;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0;}

.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:36px;padding-top:26px;border-top:1px solid var(--line);}
.tag-row .tag-label{font-size:13px;font-weight:700;color:var(--ink-2);margin-right:6px;align-self:center;}

.article-empty{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:48px 32px;text-align:center;}
.article-empty i{font-size:30px;color:var(--brand);}
.article-empty h2{font-size:22px;margin:14px 0 8px;}
.article-empty p{color:var(--ink-2);margin-bottom:22px;}

/* ---------- sidebar ---------- */
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:22px;margin-bottom:22px;transition:box-shadow var(--t),border-color var(--t);}
.side-card:hover{box-shadow:var(--sh-2);border-color:rgba(255,75,35,.3);}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{content:"";width:14px;height:14px;background:var(--brand);border-radius:4px;display:inline-block;}
.side-sticky{position:sticky;top:118px;}
@media (max-width:1023px){.side-sticky{position:static;}}
.toc-list li{margin:0 0 6px;}
.toc-list a{display:block;padding:8px 10px;border-radius:8px;font-size:14px;color:var(--ink-2);border-left:2px solid transparent;}
.toc-list a:hover{background:var(--bg-2);color:var(--brand);border-left-color:var(--brand);}
.toc-empty{font-size:13px;color:var(--ink-2);}
.side-tags{display:flex;flex-wrap:wrap;gap:8px;}
.side-tags a{font-size:12px;padding:5px 11px;border-radius:6px;background:var(--bg-2);color:var(--ink-2);font-weight:600;}
.side-tags a:hover{background:var(--brand);color:#fff;}
.side-note{background:var(--deep);color:#DBE8DF;border:0;}
.side-note h3{color:#fff;}
.side-note h3::before{background:var(--lime);}
.side-note p{font-size:14px;color:#B9CBC1;}
.side-note .btn{margin-top:8px;}

/* ---------- related ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
@media (max-width:1023px){.related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:639px){.related-grid{grid-template-columns:1fr;}}
.related-card{
  display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);padding:14px;transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,75,35,.35);color:var(--ink);}
.related-card img{width:88px;height:70px;border-radius:var(--r-img);flex:0 0 auto;}
.related-card h3{font-size:15px;line-height:1.5;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-date{font-family:var(--font-num);font-size:13px;color:var(--ink-2);letter-spacing:.04em;}

/* ---------- prev/next ---------- */
.pager{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;padding:26px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.pager-links{display:flex;flex-wrap:wrap;gap:10px;}
.pager-links a{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border:1px solid var(--line);border-radius:999px;font-size:14px;font-weight:600;background:#fff;}
.pager-links a:hover{border-color:var(--brand);color:var(--brand);box-shadow:var(--sh-1);}

/* ---------- faq ---------- */
.faq-accordion{border:0;background:transparent;}
.faq-accordion .accordion-item{
  border:1px solid var(--line);border-left:3px solid var(--brand);
  border-radius:var(--r-card);background:#fff;margin-bottom:12px;overflow:hidden;transition:box-shadow var(--t),background var(--t);
}
.faq-accordion .accordion-item:hover{box-shadow:var(--sh-1);}
.faq-accordion .accordion-title{
  display:block;position:relative;padding:18px 56px 18px 20px;border:0;
  font-size:16px;font-weight:700;color:var(--ink);background:transparent;
}
.faq-accordion .accordion-title::before{display:none !important;}
.faq-accordion .accordion-title::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-family:var(--font-num);font-size:20px;font-weight:700;color:var(--brand);transition:transform var(--t);
}
.faq-accordion .accordion-item.is-active{background:var(--bg-2);box-shadow:var(--sh-1);}
.faq-accordion .accordion-item.is-active .accordion-title{color:var(--brand);}
.faq-accordion .accordion-item.is-active .accordion-title::after{content:"−";transform:translateY(-50%) rotate(180deg);}
.faq-accordion .accordion-content{padding:0 20px 20px;border:0 !important;background:transparent;color:var(--ink-2);font-size:15px;}

/* ---------- cta ---------- */
.cta-band{
  position:relative;background:var(--deep);color:#E8F1EB;border-radius:var(--r-card);overflow:hidden;
  padding:52px 44px;box-shadow:var(--sh-1);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;background:var(--lime);
  clip-path:polygon(100% 0,100% 100%,0 0);opacity:.18;
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.8vw,32px);margin-bottom:12px;}
.cta-band p{color:#B9CBC1;max-width:620px;margin-bottom:24px;}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;position:relative;z-index:2;}
.cta-band .cta-note{font-size:13px;color:#94A89C;margin:18px 0 0;position:relative;z-index:2;}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#C9CFC5;padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:30px;}}
@media (max-width:639px){.footer-grid{grid-template-columns:1fr;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:#fff;font-size:17px;}
.footer-brand .brand-mark{background:var(--brand);}
.footer-about{font-size:14px;line-height:1.85;color:#9EA69B;max-width:340px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:#9EA69B;}
.footer-col a:hover{color:var(--lime);}
.footer-contact p{font-size:14px;color:#9EA69B;margin-bottom:8px;}
.footer-contact a{color:var(--lime);}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;}
.footer-bottom p{font-size:13px;color:#8B938A;margin:0;}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease;}
.reveal.is-in{opacity:1;transform:none;}

@media (max-width:1023px){
  .section{padding:64px 0;}
  .section--tight{padding:48px 0;}
}
@media (max-width:767px){
  .main-nav{display:none;}
  .menu-toggle{display:flex;}
  .header-inner{gap:12px;}
  .brand-text{font-size:16px;}
  .trend-label{display:none;}
}
@media (max-width:639px){
  .section{padding:48px 0;}
  .section-head{margin-bottom:28px;}
  .cta-band{padding:36px 24px;}
  .article-body{font-size:16.5px;}
  .pager{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
:root{
  --brand:#FF4B23;
  --brand-deep:#E23A14;
  --deep:#0F3B33;
  --lime:#D6F24A;
  --bg:#F7F4EE;
  --bg-soft:#EFEAE1;
  --bg-dark:#10130F;
  --text:#23271F;
  --muted:#6B7166;
  --line:#E2DDD2;
  --r-card:14px;
  --r-img:12px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,19,15,.04),0 6px 18px rgba(16,19,15,.06);
  --sh-2:0 12px 32px rgba(255,75,35,.18);
  --tr:.28s cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"Barlow Condensed","Oswald","DIN Alternate",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color var(--tr)}
button,input,textarea,select{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0 0 14px;letter-spacing:-0.01em;font-weight:800;line-height:1.28;color:var(--text)}
h1{font-size:clamp(30px,4.6vw,54px)}
h2{font-size:clamp(24px,3.2vw,38px)}
h3{font-size:21px}
h4{font-size:17px}
p{margin:0 0 16px}
ul{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(255,75,35,.28);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1440px){.container{max-width:1280px}}
@media (max-width:639px){.container{padding:0 16px}}

.section{padding:96px 0}
@media (max-width:1023px){.section{padding:64px 0}}
@media (max-width:639px){.section{padding:48px 0}}
.section--soft{background:var(--bg-soft)}
.section--dark{background:var(--deep);color:#fff}
.section--dark h2,.section--dark h3{color:#fff}

.num{font-family:var(--font-num);font-weight:700;letter-spacing:.02em}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--bg);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--tr),border-color var(--tr),background var(--tr);
}
.site-header.is-stuck{
  background:var(--bg);
  border-bottom-color:var(--line);
  box-shadow:var(--sh-1);
}
.topbar{
  min-height:56px;
  display:flex;align-items:center;gap:20px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:9px;
  background:var(--brand);color:#fff;
  font-family:var(--font-num);font-weight:700;font-size:17px;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;font-weight:800;font-size:16px;letter-spacing:-.01em}
.brand-text em{font-style:normal;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.14em}

.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:56px;padding:0 14px;
  font-size:15px;font-weight:600;color:var(--text);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:12px;height:3px;
  background:var(--brand);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform var(--tr);
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.nav-link.is-active::after{transform:scaleX(1)}

.topbar-tools{display:flex;align-items:center;gap:6px}
.icon-btn{
  width:44px;height:44px;border-radius:10px;
  border:1px solid transparent;background:transparent;color:var(--text);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:var(--tr);
}
.icon-btn:hover{background:var(--bg-soft);color:var(--brand);border-color:var(--line)}
.menu-btn{display:none}

.search-bar{padding:0 0 12px}
.search-form{display:flex;gap:10px;align-items:center}
.search-form input{
  flex:1;height:46px;padding:0 16px;
  border:1px solid var(--line);border-radius:var(--r-input);
  background:#fff;color:var(--text);transition:var(--tr);
}
.search-form input::placeholder{color:#9AA096}
.search-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,75,35,.14)}

.trend-bar{
  display:flex;align-items:center;gap:12px;
  padding:0 0 10px;
}
.trend-label{
  font-size:12px;font-weight:700;color:var(--muted);letter-spacing:.12em;flex-shrink:0;
}
.trend-scroll{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
.trend-scroll::-webkit-scrollbar{display:none}
.trend-tag{
  flex:0 0 auto;
  font-size:12px;font-weight:700;letter-spacing:.04em;
  padding:5px 11px;border-radius:6px;
  background:var(--lime);color:#2B3308;
  transition:var(--tr);
}
.trend-tag:hover{background:#C6E52F;transform:translateY(-1px)}

.drawer{
  display:none;position:fixed;top:0;left:0;right:0;bottom:0;
  background:var(--bg);z-index:120;padding:20px;
  overflow-y:auto;
}
.drawer.is-open{display:block}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-title{font-weight:800;font-size:17px}
.drawer-nav{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.drawer-link{
  padding:15px 4px;border-bottom:1px solid var(--line);
  font-weight:600;font-size:16px;
}
.drawer-link.is-active{color:var(--brand)}
.drawer-search{margin:20px 0 0}
.drawer-trends{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.drawer-trends .trend-scroll{flex-wrap:wrap;overflow:visible}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 26px;
  border-radius:999px;border:2px solid transparent;
  font-size:15px;font-weight:700;
  cursor:pointer;transition:var(--tr);
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border-color:var(--text);color:var(--text);background:transparent}
.btn-ghost:hover{background:var(--text);color:#fff;transform:translateY(-2px)}
.btn-ghost-light{border-color:rgba(255,255,255,.6);color:#fff;background:transparent}
.btn-ghost-light:hover{background:#fff;color:var(--deep);transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:8px 18px;font-size:14px}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-weight:700;font-size:15px;
  text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;
}
.btn-link:hover{color:var(--brand-deep);gap:10px}

/* ---------- Badge ---------- */
.badge{
  display:inline-flex;align-items:center;
  padding:3px 9px;border-radius:6px;
  background:rgba(255,75,35,.12);color:var(--brand);
  font-size:12px;font-weight:700;letter-spacing:.04em;
}
.badge--lime{background:var(--lime);color:#2B3308}
.meta-time{font-family:var(--font-num);font-size:13px;color:var(--muted);letter-spacing:.03em}

/* ---------- Breadcrumb ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:12px;color:var(--muted);
  padding-top:26px;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb span{color:#B3B8AE}

/* ---------- Category Hero ---------- */
.cat-hero{
  position:relative;
  background:var(--bg);
  padding-bottom:56px;
  overflow:hidden;
}
.cat-hero::before{
  content:"";position:absolute;right:-140px;top:40px;width:620px;height:320px;
  background:repeating-linear-gradient(115deg,rgba(255,75,35,.09) 0 2px,transparent 2px 22px);
  pointer-events:none;
}
.cat-hero .container{position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-num);font-size:13px;font-weight:700;
  letter-spacing:.18em;color:var(--brand);text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:3px;background:var(--brand);border-radius:2px}
.cat-hero h1{margin-bottom:18px;max-width:16em}
.lead{
  font-size:17px;line-height:1.9;color:var(--muted);
  max-width:36em;margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:8px}
.hero-figure{
  position:relative;border-radius:var(--r-img);overflow:hidden;
  box-shadow:var(--sh-1);
}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img)}
.hero-figure::after{
  content:"";position:absolute;right:-14px;top:-14px;width:96px;height:96px;
  border:3px solid var(--lime);
  clip-path:polygon(0 0,100% 0,100% 100%);
  pointer-events:none;
}
.points{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
  margin-top:36px;padding-top:26px;border-top:1px solid var(--line);
}
.point{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15px;color:var(--text);
}
.point::before{
  content:"";flex:0 0 auto;width:10px;height:10px;margin-top:8px;
  background:var(--brand);border-radius:2px;
}
.point strong{display:block;font-size:16px;font-weight:800;margin-bottom:2px}
@media (max-width:1023px){
  .points{grid-template-columns:1fr;gap:14px}
}

/* ---------- Section head ---------- */
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:18px;margin-bottom:42px;
}
.section-head h2{margin-bottom:8px}
.section-head p{margin:0;color:var(--muted);font-size:16px;max-width:52em}
@media (max-width:639px){.section-head{margin-bottom:28px}}

/* ---------- Gear grid ---------- */
.gear-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:1023px){.gear-grid{grid-template-columns:repeat(2,1fr);gap:20px}}
@media (max-width:639px){.gear-grid{grid-template-columns:1fr;gap:18px}}

.gcard{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.gcard:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,75,35,.3)}
.gcard .thumb{position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--bg-soft)}
.gcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--tr)}
.gcard:hover .thumb img{transform:scale(1.04)}
.gcard .thumb .badge{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);color:var(--brand)}
.gcard-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.gcard-body h3{font-size:19px;margin:0}
.gcard-body p{margin:0;font-size:15px;color:var(--muted);line-height:1.8}
.gcard-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.spec-inline{font-family:var(--font-num);font-size:13px;color:var(--muted);letter-spacing:.04em}

/* ---------- Stats strip ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
}
@media (max-width:900px){.stats{grid-template-columns:repeat(2,1fr);gap:18px}}
@media (max-width:520px){.stats{grid-template-columns:1fr}}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--sh-1);transition:var(--tr);
}
.stat:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,75,35,.3)}
.stat .figure{
  font-family:var(--font-num);font-size:40px;font-weight:700;line-height:1;
  color:var(--brand);display:block;margin-bottom:10px;
}
.stat .figure small{font-size:16px;color:var(--muted);margin-left:4px;font-family:var(--font-cn);font-weight:600}
.stat h4{margin:0 0 6px;font-size:17px}
.stat p{margin:0;font-size:14px;color:var(--muted);line-height:1.75}

/* ---------- Dimension rows ---------- */
.dim-list{display:flex;flex-direction:column;gap:16px}
.dim-row{
  display:grid;grid-template-columns:110px 1fr;
  gap:26px;align-items:start;
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand);
  border-radius:var(--r-card);padding:24px 26px;
  box-shadow:var(--sh-1);transition:var(--tr);
}
.dim-row:hover{transform:translateX(4px);box-shadow:var(--sh-2);border-color:rgba(255,75,35,.28);border-left-color:var(--brand)}
.dim-num{
  font-family:var(--font-num);font-size:38px;font-weight:700;line-height:1;
  color:var(--brand);letter-spacing:.02em;
}
.dim-row h3{margin:0 0 8px;font-size:20px}
.dim-row p{margin:0;color:var(--muted);font-size:15px}
@media (max-width:639px){
  .dim-row{grid-template-columns:1fr;gap:12px;padding:20px}
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion.faq-acc{border:none;background:transparent;margin:0}
.faq-acc .accordion-item{
  border:none;border-left:3px solid var(--brand);border-radius:10px;
  background:#fff;box-shadow:var(--sh-1);
  margin-bottom:14px;overflow:hidden;transition:var(--tr);
}
.faq-acc .accordion-item:hover{box-shadow:var(--sh-2)}
.faq-acc .accordion-item.is-active{background:var(--bg-soft);box-shadow:none}
.faq-acc .accordion-title{
  position:relative;display:block;
  padding:18px 58px 18px 22px;
  font-size:17px;font-weight:700;color:var(--text);
  border:none;background:transparent;
  transition:var(--tr);
}
.faq-acc .accordion-title:hover{color:var(--brand)}
.faq-acc .accordion-title::before{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-family:var(--font-num);font-size:26px;font-weight:700;color:var(--brand);
  transition:var(--tr);
}
.faq-acc .accordion-item.is-active .accordion-title::before{content:"−";transform:translateY(-50%) rotate(180deg)}
.faq-acc .accordion-content{
  display:none;padding:0 22px 20px;background:transparent;border:none;
  font-size:15px;color:var(--muted);line-height:1.9;
}
.faq-acc .accordion-content.is-active{display:block}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;background:var(--deep);color:#fff;overflow:hidden;
  padding:88px 0;
}
.cta-band::after{
  content:"";position:absolute;right:-120px;bottom:-120px;width:420px;height:420px;
  background:rgba(214,242,74,.12);
  clip-path:polygon(100% 0,100% 100%,0 100%);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:28px;
}
.cta-inner h2{color:#fff;margin-bottom:10px;max-width:18em}
.cta-inner p{margin:0;color:rgba(255,255,255,.78);font-size:16px;max-width:40em}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
@media (max-width:1023px){.cta-band{padding:64px 0}}
@media (max-width:639px){.cta-band{padding:48px 0}}

/* ---------- Related ---------- */
.rel-card{
  display:flex;gap:18px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px;box-shadow:var(--sh-1);height:100%;
  transition:var(--tr);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,75,35,.3)}
.rel-card img{width:112px;height:86px;object-fit:cover;border-radius:var(--r-img);flex:0 0 auto}
.rel-card h3{font-size:18px;margin:0 0 6px}
.rel-card p{margin:0;font-size:14px;color:var(--muted);line-height:1.7}
@media (max-width:639px){.rel-card img{width:88px;height:72px}}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg-dark);color:rgba(255,255,255,.72);padding:72px 0 26px;margin-top:0}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12);
}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:639px){.footer-grid{grid-template-columns:1fr;gap:26px}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand strong{color:#fff;font-size:16px;font-weight:800}
.footer-brand .brand-mark{width:32px;height:32px;font-size:16px}
.footer-about{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);margin:0;max-width:34em}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-col a:hover{color:var(--lime)}
.footer-contact p{font-size:14px;color:rgba(255,255,255,.6);margin:0 0 10px;line-height:1.8}
.footer-contact a{color:var(--lime)}
.footer-contact a:hover{text-decoration:underline}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  padding-top:22px;font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom p{margin:0}

/* roulang page: category3 */
:root{
  --lava:#FF4B23;
  --lava-dark:#E23A14;
  --pine:#0F3B33;
  --pine-soft:#145043;
  --lemon:#D6F24A;
  --sand:#F7F4EE;
  --sand-2:#EFEAE1;
  --ink-dark:#10130F;
  --ink:#23271F;
  --muted:#6B7166;
  --line:#E2DDD2;
  --white:#FFFFFF;
  --r-card:14px;
  --r-img:12px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(16,19,15,.04),0 6px 18px rgba(16,19,15,.06);
  --sh-2:0 12px 32px rgba(255,75,35,.18);
  --ease:transition .28s cubic-bezier(.2,.7,.3,1);
  --sp-sec:96px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"Barlow Condensed","Oswald","DIN Alternate",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;background:var(--sand);color:var(--ink);
  font-family:var(--font-cn);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--ink);text-decoration:none;transition:color .28s cubic-bezier(.2,.7,.3,1);}
a:hover{color:var(--lava);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;letter-spacing:-.01em;color:var(--ink);line-height:1.28;}
h1{font-size:clamp(30px,4.6vw,54px);}
h2{font-size:clamp(24px,3.2vw,38px);}
h3{font-size:21px;}
h4{font-size:17px;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1440px){.container{max-width:1280px;}}
.sec{padding:var(--sp-sec) 0;}
.sec--tight{padding:64px 0;}
.sec--sand2{background:var(--sand-2);}
.sec--dark{background:var(--ink-dark);color:#EDEFE7;}
.sec--pine{background:var(--pine);color:#EAF3EE;}
.sec--dark h2,.sec--dark h3,.sec--pine h2,.sec--pine h3{color:#fff;}
:focus-visible{outline:3px solid rgba(255,75,35,.4);outline-offset:2px;}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:90;background:var(--sand);}
.site-header.is-stuck{background:var(--sand);border-bottom:1px solid var(--line);box-shadow:var(--sh-1);}
.topbar-inner{display:flex;align-items:center;gap:18px;height:56px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:9px;background:var(--lava);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-weight:700;font-size:18px;letter-spacing:.02em;
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:16px;font-weight:800;letter-spacing:-.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.14em;}
.main-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto;justify-content:center;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:56px;
  padding:0 14px;font-size:15px;font-weight:600;color:var(--ink);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:10px;height:3px;
  background:var(--lava);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .28s cubic-bezier(.2,.7,.3,1);
}
.nav-link:hover{color:var(--lava);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.topbar-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;
  color:var(--ink);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;
  transition:var(--ease);
}
.icon-btn:hover{border-color:var(--lava);color:var(--lava);box-shadow:var(--sh-1);}
.menu-btn{display:none;}
.search-bar{max-height:0;overflow:hidden;transition:max-height .3s cubic-bezier(.2,.7,.3,1);}
.search-bar.is-open{max-height:88px;}
.search-form{display:flex;gap:10px;padding:6px 0 14px;}
.search-form input{
  flex:1 1 auto;height:44px;padding:0 14px;border:1px solid var(--line);
  border-radius:var(--r-input);background:#fff;transition:var(--ease);
}
.search-form input:focus{outline:none;border-color:var(--lava);box-shadow:0 0 0 4px rgba(255,75,35,.12);}
.search-form button{
  height:44px;padding:0 22px;border:none;border-radius:999px;background:var(--lava);color:#fff;
  font-weight:700;cursor:pointer;transition:var(--ease);
}
.search-form button:hover{background:var(--lava-dark);transform:translateY(-2px);}
.trend-strip{display:flex;gap:8px;overflow-x:auto;padding:0 0 12px;scrollbar-width:none;}
.trend-strip::-webkit-scrollbar{display:none;}
.trend-chip{
  flex:0 0 auto;font-size:12px;letter-spacing:.04em;padding:4px 10px;border-radius:6px;
  background:rgba(214,242,74,.42);color:#3A4508;font-weight:600;white-space:nowrap;
}
.trend-chip:hover{background:var(--lemon);color:var(--ink);}
.drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:14px 0 20px;}
.drawer.is-open{display:block;}
.drawer .drawer-nav{display:flex;flex-direction:column;}
.drawer .drawer-nav a{
  padding:12px 4px;font-size:16px;font-weight:600;border-bottom:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;
}
.drawer .drawer-nav a.is-active{color:var(--lava);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:2px solid transparent;cursor:pointer;transition:var(--ease);
}
.btn-primary{background:var(--lava);color:#fff;}
.btn-primary:hover{background:var(--lava-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:focus-visible{outline:3px solid rgba(255,75,35,.28);outline-offset:2px;}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent;}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--pine);}
.btn-light:hover{background:var(--lemon);color:var(--pine);transform:translateY(-2px);}
.btn-text{color:var(--lava);font-weight:700;display:inline-flex;align-items:center;gap:6px;padding:0;}
.btn-text span{border-bottom:2px solid var(--lava);padding-bottom:2px;}
.btn-text:hover{color:var(--lava-dark);}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;letter-spacing:.04em;
  padding:4px 10px;border-radius:6px;background:rgba(255,75,35,.12);color:var(--lava);font-weight:700;
}
.badge-lemon{background:rgba(214,242,74,.5);color:#3A4508;}
.badge-dark{background:rgba(255,255,255,.14);color:#fff;}
.num{font-family:var(--font-num);letter-spacing:.02em;}

/* ---------- 面包屑 ---------- */
.crumb{padding:22px 0 0;font-size:12px;color:var(--muted);letter-spacing:.02em;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--lava);}
.crumb span.sep{margin:0 8px;color:#C9C3B6;}

/* ---------- Hero ---------- */
.hero{position:relative;padding:34px 0 76px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;right:-6%;top:8%;width:52%;height:78%;
  background:linear-gradient(180deg,rgba(255,75,35,.05),rgba(15,59,51,.05));
  clip-path:polygon(22% 0,100% 0,78% 100%,0 100%);pointer-events:none;
}
.hero-grid{position:relative;z-index:1;align-items:center;}
.hero h1{margin-bottom:18px;}
.hero h1 .hl{color:var(--lava);}
.hero-sub{font-size:17px;color:var(--muted);max-width:560px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-figure{position:relative;}
.hero-figure img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-img);position:relative;z-index:2;}
.hero-figure::after{
  content:"";position:absolute;right:-12px;bottom:-14px;width:66%;height:60%;
  border:3px solid var(--lemon);border-radius:var(--r-img);z-index:1;
}
.hero-figure::before{
  content:"";position:absolute;right:0;top:-10px;width:74px;height:74px;background:var(--lava);
  clip-path:polygon(100% 0,100% 100%,0 0);z-index:3;
}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px;}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 18px 16px;box-shadow:var(--sh-1);transition:var(--ease);
}
.stat:hover{border-color:rgba(255,75,35,.4);box-shadow:var(--sh-2);transform:translateY(-4px);}
.stat b{display:block;font-family:var(--font-num);font-size:36px;line-height:1;color:var(--lava);font-weight:700;}
.stat b small{font-size:18px;margin-left:2px;}
.stat span{display:block;font-size:13px;color:var(--muted);margin-top:8px;}
.intro-text{font-size:16px;color:var(--ink);max-width:860px;}
.point-bar{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px;}
.point-bar li{
  display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:16px 18px;box-shadow:var(--sh-1);font-size:15px;font-weight:600;
}
.point-bar li i{color:var(--lava);margin-top:4px;}

/* ---------- 板块头 ---------- */
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:38px;}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--font-num);font-size:13px;
  letter-spacing:.18em;color:var(--lava);font-weight:700;margin-bottom:10px;text-transform:uppercase;
}
.sec-head .eyebrow::before{content:"";width:26px;height:3px;background:var(--lava);border-radius:2px;}
.sec-head p{color:var(--muted);max-width:620px;margin:0;}
.sec--dark .sec-head p,.sec--pine .sec-head p{color:rgba(255,255,255,.72);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:0;}
.timeline::before{
  content:"";position:absolute;left:33px;top:14px;bottom:26px;width:2px;
  background:linear-gradient(180deg,var(--lava),rgba(255,75,35,.12));
}
.tl-item{position:relative;display:flex;gap:26px;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-idx{
  flex:0 0 68px;width:68px;height:68px;border-radius:50%;background:#fff;border:2px solid var(--line);
  display:flex;align-items:center;justify-content:center;position:relative;z-index:2;
  font-family:var(--font-num);font-size:26px;font-weight:700;color:var(--ink);
  box-shadow:var(--sh-1);transition:var(--ease);
}
.tl-item:hover .tl-idx{border-color:var(--lava);color:var(--lava);transform:translateY(-4px);}
.tl-body{
  flex:1 1 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 26px;box-shadow:var(--sh-1);transition:var(--ease);
}
.tl-item:hover .tl-body{border-color:rgba(255,75,35,.4);box-shadow:var(--sh-2);transform:translateY(-4px);}
.tl-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px;}
.tl-head h3{margin:0;font-size:21px;}
.tl-body p{color:var(--muted);margin-bottom:14px;}
.check-list li{
  position:relative;padding-left:20px;margin-bottom:8px;font-size:15px;color:var(--ink);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;background:var(--lava);border-radius:1px;
}
.tl-judge{
  margin-top:14px;padding:12px 16px;border-left:4px solid var(--lemon);background:var(--sand-2);
  border-radius:0 10px 10px 0;font-size:14px;color:var(--ink);
}
.tl-judge b{font-weight:800;}

/* ---------- 周安排卡片 ---------- */
.plan-grid{display:grid;grid-template-columns:5fr 3.5fr 3.5fr;gap:22px;}
.plan-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;
  box-shadow:var(--sh-1);transition:var(--ease);display:flex;flex-direction:column;
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,75,35,.4);}
.plan-card.is-feature{background:var(--pine);color:#E7F0EB;border-color:var(--pine);}
.plan-card.is-feature h3,.plan-card.is-feature .plan-price{color:#fff;}
.plan-card h3{margin-bottom:6px;}
.plan-card .plan-meta{font-family:var(--font-num);font-size:13px;letter-spacing:.14em;color:var(--lava);text-transform:uppercase;}
.plan-card.is-feature .plan-meta{color:var(--lemon);}
.plan-card p{font-size:14.5px;color:var(--muted);margin:12px 0 16px;}
.plan-card.is-feature p{color:rgba(255,255,255,.75);}
.plan-card ul li{
  position:relative;padding-left:22px;font-size:14.5px;margin-bottom:9px;
}
.plan-card ul li::before{
  content:"✓";position:absolute;left:0;top:0;color:var(--lava);font-weight:700;
}
.plan-card.is-feature ul li::before{color:var(--lemon);}
.plan-price{font-family:var(--font-num);font-size:34px;font-weight:700;color:var(--ink);line-height:1;margin:6px 0 2px;}
.plan-price small{font-size:15px;color:var(--muted);margin-left:6px;font-family:var(--font-cn);}
.plan-card.is-feature .plan-price small{color:rgba(255,255,255,.7);}

/* ---------- 起点差异（两列图卡） ---------- */
.start-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:24px;}
.start-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:var(--ease);display:flex;flex-direction:column;
}
.start-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,75,35,.4);}
.start-card .thumb{overflow:hidden;}
.start-card .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.3,1);}
.start-card:hover .thumb img{transform:scale(1.04);}
.start-card .body{padding:22px 24px 26px;}
.start-card h3{margin-bottom:8px;}
.start-card p{color:var(--muted);font-size:15px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}

/* ---------- 误区 ---------- */
.mistake-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.mistake{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--lava);
  border-radius:0 var(--r-card) var(--r-card) 0;padding:20px 22px;box-shadow:var(--sh-1);transition:var(--ease);
}
.mistake:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.mistake h4{margin-bottom:6px;}
.mistake p{font-size:14.5px;color:var(--muted);margin:0;}

/* ---------- FAQ ---------- */
.accordion{border:none;background:transparent;}
.accordion-item{
  border:1px solid var(--line);border-radius:var(--r-card);background:#fff;margin-bottom:12px;
  overflow:hidden;box-shadow:var(--sh-1);transition:var(--ease);
}
.accordion-item:hover{border-color:rgba(255,75,35,.35);}
.accordion-title{
  display:block;font-size:17px;font-weight:700;color:var(--ink);
  padding:18px 56px 18px 22px;border:none;border-left:3px solid var(--lava);background:#fff;
  transition:var(--ease);
}
.accordion-title::before{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;color:var(--lava);font-weight:400;line-height:1;margin:0;
}
.accordion-title[aria-expanded="true"]{background:var(--sand-2);color:var(--ink);}
.accordion-title[aria-expanded="true"]::before{content:"−";}
.accordion-content{padding:6px 24px 22px;border:none;background:var(--sand-2);color:var(--ink);font-size:15px;line-height:1.9;}
.accordion-content p{margin:0;}

/* ---------- CTA ---------- */
.cta-band{position:relative;background:var(--pine);color:#EAF3EE;border-radius:18px;padding:52px 48px;overflow:hidden;}
.cta-band::after{
  content:"";position:absolute;right:-40px;bottom:-40px;width:220px;height:220px;
  background:rgba(214,242,74,.16);clip-path:polygon(100% 0,100% 100%,0 100%);pointer-events:none;
}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.78);max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.cta-note{font-size:13px;color:rgba(255,255,255,.6);margin-top:16px;}

/* ---------- 相关分类 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.rel-card{
  display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1);transition:var(--ease);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,75,35,.4);}
.rel-card img{width:84px;height:84px;border-radius:var(--r-img);object-fit:cover;flex:0 0 auto;}
.rel-card h4{margin-bottom:4px;}
.rel-card p{font-size:14px;color:var(--muted);margin:0;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-dark);color:#C9CFC4;padding:68px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{width:32px;height:32px;font-size:16px;}
.footer-brand strong{color:#fff;font-size:16px;}
.footer-about{font-size:14px;color:rgba(255,255,255,.6);line-height:1.8;max-width:320px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px;}
.footer-col a:hover{color:var(--lemon);}
.footer-contact p{font-size:14px;color:rgba(255,255,255,.66);margin-bottom:8px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom p{margin:0;}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--sp-sec:64px;}
  .main-nav{display:none;}
  .menu-btn{display:inline-flex;}
  .hero{padding-bottom:56px;}
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .point-bar{grid-template-columns:1fr;}
  .plan-grid{grid-template-columns:1fr 1fr;}
  .plan-card.is-feature{grid-column:span 2;}
  .start-grid,.rel-grid,.mistake-list{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:639px){
  :root{--sp-sec:48px;}
  .container{padding:0 16px;}
  body{font-size:15.5px;}
  .brand-text strong{font-size:15px;}
  .timeline::before{left:22px;}
  .tl-idx{flex:0 0 46px;width:46px;height:46px;font-size:19px;}
  .tl-item{gap:16px;}
  .tl-body{padding:20px 18px;}
  .plan-grid{grid-template-columns:1fr;}
  .plan-card.is-feature{grid-column:span 1;}
  .cta-band{padding:36px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .rel-card{flex-direction:column;}
  .sec-head{margin-bottom:26px;}
}

/* roulang page: category2 */
:root{
  --brand:#FF4B23;
  --brand-dark:#E23A16;
  --deep:#0F3B33;
  --dark:#10130F;
  --lemon:#D6F24A;
  --sand:#F7F4EE;
  --sand-2:#EFEAE1;
  --paper:#FFFDF9;
  --ink:#23271F;
  --ink-2:#6B7166;
  --line:#E2DDD2;
  --radius-card:14px;
  --radius-img:12px;
  --radius-input:10px;
  --sh-1:0 1px 2px rgba(16,19,15,.04),0 6px 18px rgba(16,19,15,.06);
  --sh-2:0 12px 32px rgba(255,75,35,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-base:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"Barlow Condensed","Oswald","DIN Alternate",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:var(--font-base);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color .28s var(--ease)}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{margin:0 0 16px;font-weight:800;line-height:1.24;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:clamp(30px,4.6vw,54px)}
h2{font-size:clamp(24px,3.2vw,38px)}
h3{font-size:21px;line-height:1.35}
h4{font-size:17px}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font-family:inherit;font-size:inherit}
::selection{background:var(--brand);color:#fff}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1440px){.container{max-width:1280px}}
@media (max-width:639px){.container{padding:0 16px}}

/* ============ Header / Nav ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--sand);
  transition:background .28s var(--ease),box-shadow .28s var(--ease);
}
.site-header.is-stuck{background:var(--paper);box-shadow:0 1px 0 var(--line),var(--sh-1)}
.header-top-inner{display:flex;align-items:center;gap:18px;min-height:56px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);flex:0 0 auto}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:34px;height:34px;display:grid;place-items:center;
  background:var(--brand);color:#fff;border-radius:8px;
  font-family:var(--font-num);font-size:16px;font-weight:700;letter-spacing:.04em;
  clip-path:polygon(0 0,100% 0,100% 72%,80% 100%,0 100%);
}
.brand-text{display:flex;align-items:center;gap:8px}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:-.01em}
.brand-text em{
  font-style:normal;font-size:11px;color:var(--ink-2);letter-spacing:.08em;
  border-left:1px solid var(--line);padding-left:8px;line-height:1.2;
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.search-toggle{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:var(--paper);
  color:var(--ink);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .28s var(--ease),color .28s var(--ease),transform .28s var(--ease);
}
.search-toggle:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.search-toggle:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,75,35,.28)}
.header-search{display:none;align-items:center;gap:8px}
.header-search.is-open{display:flex}
.header-search input{
  width:210px;height:38px;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius-input);
  background:var(--paper);color:var(--ink);font-size:14px;transition:border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.header-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,75,35,.14)}
.header-search button{
  height:38px;padding:0 16px;border:0;border-radius:999px;background:var(--brand);color:#fff;
  font-size:14px;font-weight:700;cursor:pointer;transition:background .28s var(--ease),transform .28s var(--ease);
}
.header-search button:hover{background:var(--brand-dark);transform:translateY(-1px)}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:var(--paper);
  cursor:pointer;align-items:center;justify-content:center;color:var(--ink);margin-left:auto;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.nav-toggle:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,75,35,.28)}
.header-main{border-top:1px solid var(--line)}
.header-main-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:52px}
.main-nav{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.nav-link{
  position:relative;display:inline-block;padding:15px 0;font-size:15px;font-weight:600;color:var(--ink);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:9px;height:3px;border-radius:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease);
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.nav-link:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,75,35,.24);border-radius:4px}
.trend-bar{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:6px 0;scrollbar-width:none}
.trend-bar::-webkit-scrollbar{display:none}
.trend-label{font-family:var(--font-num);font-size:11px;letter-spacing:.16em;color:var(--ink-2);white-space:nowrap}
.trend-tag{
  display:inline-block;padding:3px 10px;border-radius:6px;font-size:12px;font-weight:600;white-space:nowrap;
  background:rgba(214,242,74,.5);color:#38430F;border:1px solid rgba(150,180,30,.35);
  transition:background .28s var(--ease),color .28s var(--ease),transform .28s var(--ease);
}
.trend-tag:hover{background:var(--lemon);color:var(--ink);transform:translateY(-1px)}
.mobile-drawer{display:none;background:var(--paper);border-top:1px solid var(--line);padding:14px 20px 22px}
.mobile-drawer.is-open{display:block}
.drawer-nav{display:flex;flex-direction:column;margin-bottom:16px}
.drawer-link{
  padding:13px 0;font-size:16px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
}
.drawer-link.is-active{color:var(--brand)}
.drawer-search{display:flex;gap:8px;margin-bottom:14px}
.drawer-search input{
  flex:1;height:44px;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius-input);
  background:#fff;color:var(--ink);font-size:15px;
}
.drawer-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,75,35,.14)}
.drawer-trends{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;padding-bottom:4px}
.drawer-trends::-webkit-scrollbar{display:none}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:999px;border:2px solid transparent;
  font-size:15px;font-weight:700;line-height:1;cursor:pointer;text-decoration:none;
  transition:transform .28s var(--ease),background .28s var(--ease),color .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,75,35,.28)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-ghost:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(35,39,31,.2)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand);
  padding-bottom:4px;border-bottom:2px solid rgba(255,75,35,.28);transition:border-color .28s var(--ease),gap .28s var(--ease);
}
.link-more:hover{border-color:var(--brand);gap:10px;color:var(--brand-dark)}

/* ============ Sections ============ */
.section{padding:96px 0}
.section-alt{background:var(--sand-2)}
.section-head{max-width:760px;margin-bottom:44px}
.section-tag{
  display:inline-block;margin-bottom:14px;padding:4px 12px;border-radius:6px;
  background:rgba(255,75,35,.12);color:var(--brand);font-size:12px;font-weight:700;letter-spacing:.06em;
}
.section-tag.tag-light{background:rgba(214,242,74,.18);color:var(--lemon)}
.section-desc{color:var(--ink-2);font-size:16px;margin:0}
.on-dark{color:#fff}
.on-dark-muted{color:rgba(255,255,255,.72)}

/* ============ Hero ============ */
.cat-hero{position:relative;overflow:hidden;padding:44px 0 72px;background:var(--sand)}
.cat-hero .speed-lines{
  position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(115deg,transparent 0 27px,rgba(255,75,35,.05) 27px 28px);
}
.cat-hero .corner{
  position:absolute;top:0;right:0;width:210px;height:110px;background:var(--lemon);opacity:.32;
  clip-path:polygon(100% 0,100% 100%,0 0);pointer-events:none;
}
.cat-hero .container{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--ink-2);margin-bottom:26px}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .current{color:var(--brand);font-weight:600}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;
  font-family:var(--font-num);font-size:13px;letter-spacing:.2em;color:var(--ink-2);text-transform:uppercase;
}
.eyebrow::before{content:"";width:26px;height:3px;background:var(--brand);border-radius:2px}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:52ch;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.hero-points{display:flex;flex-direction:column;gap:10px;margin-bottom:0}
.hero-points li{position:relative;padding-left:20px;font-size:15px;color:var(--ink-2)}
.hero-points li::before{
  content:"";position:absolute;left:0;top:.68em;width:8px;height:8px;background:var(--brand);
  transform:rotate(45deg);border-radius:1px;
}
.hero-media{position:relative;padding:16px 0 0 16px;margin-top:34px}
.hero-media img{
  position:relative;z-index:1;width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-img);box-shadow:var(--sh-1);
}
.hero-media::after{
  content:"";position:absolute;left:0;top:0;right:34px;bottom:34px;
  border:2px solid var(--lemon);border-radius:var(--radius-img);z-index:0;
}
.hero-note{
  position:absolute;left:16px;bottom:20px;z-index:2;max-width:78%;
  background:rgba(16,19,15,.78);color:#fff;padding:10px 14px;border-radius:10px;font-size:13px;line-height:1.6;
}

/* ============ Stat strip ============ */
.stat-strip{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:30px 0}
.stat-row{margin-bottom:0 !important}
.stat{padding:10px 0;border-left:1px solid var(--line);padding-left:20px;margin-bottom:0}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{display:block;font-family:var(--font-num);font-size:38px;font-weight:700;line-height:1;color:var(--ink);letter-spacing:.01em}
.stat-num small{font-size:15px;font-weight:600;color:var(--brand);margin-left:4px}
.stat-label{display:block;margin-top:8px;font-size:13px;color:var(--ink-2)}
@media (max-width:1023px){
  .stat{border-left:0;padding-left:0;margin-bottom:20px}
  .stat-num{font-size:32px}
}

/* ============ Lanes ============ */
.lanes{display:flex;flex-direction:column}
.lane{
  display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,1fr);gap:48px;align-items:center;
  padding:34px 0;border-bottom:1px solid var(--line);
}
.lane:first-child{padding-top:0}
.lane:last-child{border-bottom:0;padding-bottom:0}
.lane.is-flip .lane-media{order:2}
.lane-media{position:relative;border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--sh-1)}
.lane-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-img);transition:transform .28s var(--ease)}
.lane:hover .lane-media img{transform:scale(1.04)}
.lane-num{
  position:absolute;top:14px;left:14px;z-index:2;font-family:var(--font-num);font-size:24px;font-weight:700;
  line-height:1;padding:5px 11px;border-radius:6px;background:var(--lemon);color:#23271F;letter-spacing:.03em;
}
.lane-body h3{margin-bottom:12px}
.lane-body > p{color:var(--ink-2);font-size:15px;margin-bottom:18px}
.lane-points li{position:relative;padding-left:18px;margin-bottom:10px;font-size:15px;line-height:1.75;color:var(--ink-2)}
.lane-points li::before{
  content:"";position:absolute;left:0;top:.66em;width:7px;height:7px;background:var(--brand);
  transform:rotate(45deg);border-radius:1px;
}
.lane-points li:last-child{margin-bottom:0}

/* ============ Deep section / steps ============ */
.section-deep{background:var(--deep);position:relative;overflow:hidden}
.section-deep::after{
  content:"";position:absolute;right:0;top:0;width:180px;height:96px;background:var(--lemon);opacity:.16;
  clip-path:polygon(100% 0,100% 100%,0 0);
}
.section-deep .container{position:relative;z-index:1}
.step-list{display:flex;flex-direction:column;gap:16px}
.step{
  display:flex;gap:18px;padding:20px 22px;border-radius:var(--radius-card);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  transition:background .28s var(--ease),border-color .28s var(--ease),transform .28s var(--ease);
}
.step:hover{background:rgba(255,255,255,.1);border-color:rgba(214,242,74,.5);transform:translateY(-4px)}
.step-num{
  flex:0 0 auto;font-family:var(--font-num);font-size:26px;font-weight:700;line-height:1.1;
  color:var(--lemon);min-width:42px;
}
.step h4{color:#fff;margin-bottom:6px}
.step p{color:rgba(255,255,255,.7);font-size:14.5px;margin:0}
.deep-actions{margin-top:28px}

/* ============ FAQ ============ */
.faq-accordion{border:0;background:transparent;max-width:920px}
.faq-accordion .accordion-item{
  border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:12px;background:var(--paper);
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1);
  transition:box-shadow .28s var(--ease),transform .28s var(--ease),border-color .28s var(--ease);
}
.faq-accordion .accordion-item:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.faq-accordion .accordion-title{
  position:relative;display:block;padding:19px 58px 19px 22px;border:0;background:transparent;
  font-size:17px;font-weight:700;color:var(--ink);line-height:1.5;
}
.faq-accordion .accordion-title:hover,.faq-accordion .accordion-title:focus{background:transparent;color:var(--brand)}
.faq-accordion .accordion-title:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,75,35,.2) inset}
.faq-accordion .accordion-title::before{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-family:var(--font-num);font-size:24px;font-weight:700;color:var(--brand);transition:transform .28s var(--ease);
}
.faq-accordion .accordion-item.is-active{border-color:rgba(255,75,35,.35);border-left-color:var(--brand)}
.faq-accordion .accordion-item.is-active .accordion-title::before{content:"−";transform:translateY(-50%) rotate(180deg)}
.faq-accordion .accordion-content{
  padding:4px 22px 22px;border:0;background:var(--sand-2);color:var(--ink-2);font-size:15px;line-height:1.85;
  border-top:1px dashed var(--line);
}
.faq-accordion .accordion-content p{margin:0}
.faq-accordion .accordion-content p + p{margin-top:12px}

/* ============ CTA ============ */
.section-cta{background:var(--deep);position:relative;overflow:hidden}
.section-cta::before{
  content:"";position:absolute;left:0;bottom:0;width:200px;height:110px;background:var(--brand);opacity:.16;
  clip-path:polygon(0 100%,100% 100%,0 0);
}
.section-cta .container{position:relative;z-index:1}
.cta-inner{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:48px;align-items:center}
.cta-form{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-card);padding:26px}
.cta-form label{display:block;font-size:13px;font-weight:700;color:#fff;margin-bottom:8px;letter-spacing:.02em}
.cta-form input{
  width:100%;height:46px;padding:0 14px;border:1px solid rgba(255,255,255,.24);border-radius:var(--radius-input);
  background:rgba(255,255,255,.94);color:var(--ink);font-size:15px;margin-bottom:14px;
  transition:border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.cta-form input:focus{outline:none;border-color:var(--lemon);box-shadow:0 0 0 4px rgba(214,242,74,.24)}
.form-tip{margin:12px 0 0;font-size:12.5px;color:rgba(255,255,255,.6)}
.form-tip.is-ok{color:var(--lemon);font-weight:600}

/* ============ Related ============ */
.related-card{
  display:block;height:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--sh-1);color:var(--ink);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,75,35,.35);color:var(--ink)}
.related-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.related-body{padding:22px}
.related-body h3{margin-bottom:10px}
.related-body p{color:var(--ink-2);font-size:15px;margin-bottom:14px}
.related-cell{margin-bottom:24px}

/* ============ Footer ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.7);padding:64px 0 26px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:32px;height:32px;font-size:15px}
.footer-brand strong{color:#fff;font-size:16px;font-weight:800;letter-spacing:-.01em}
.footer-about{margin:0;color:rgba(255,255,255,.6);font-size:14px;line-height:1.8;max-width:38ch}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:rgba(255,255,255,.7);font-size:14px}
.footer-col a:hover{color:var(--lemon)}
.footer-contact p{margin:0 0 10px;font-size:14px;color:rgba(255,255,255,.6)}
.footer-contact a{color:var(--lemon)}
.footer-contact a:hover{color:#fff}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  border-top:1px solid rgba(255,255,255,.12);padding-top:20px;
}
.footer-bottom p{margin:0;font-size:13px;color:rgba(255,255,255,.5)}

/* ============ Responsive ============ */
@media (max-width:1023px){
  .main-nav{gap:20px}
  .nav-link{font-size:14.5px}
  .lane{grid-template-columns:1fr;gap:24px;padding:30px 0}
  .lane.is-flip .lane-media{order:0}
  .cta-inner{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .hero-media{margin-top:28px}
}
@media (max-width:920px){
  .main-nav,.trend-bar,.header-search{display:none}
  .nav-toggle{display:inline-flex}
  .header-main{display:none}
  .search-toggle{display:none}
}
@media (max-width:639px){
  .section{padding:48px 0}
  .cat-hero{padding:28px 0 52px}
  .hero-sub{font-size:16px}
  .hero-actions .btn{width:100%}
  .hero-note{position:static;max-width:100%;margin-top:14px;background:rgba(16,19,15,.06);color:var(--ink-2)}
  .hero-media{padding:12px 0 0 12px}
  .hero-media::after{right:22px;bottom:22px}
  .stat-num{font-size:30px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .cta-form{padding:20px}
}