/* roulang page: index */
:root{
  --c-primary:#E8462B;
  --c-primary-dark:#B92F1A;
  --c-accent:#17A38A;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-ink:#17181C;
  --c-text:#1D1F24;
  --c-text-2:#5A5F6B;
  --c-text-3:#8B909C;
  --c-border:rgba(23,24,28,.08);
  --radius-sm:10px;
  --radius:14px;
  --radius-lg:18px;
  --shadow-1:0 1px 2px rgba(23,24,28,.04),0 8px 24px rgba(23,24,28,.06);
  --shadow-2:0 2px 6px rgba(23,24,28,.06),0 18px 40px rgba(23,24,28,.10);
  --container:1180px;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --t:200ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:112px}
body{margin:0;font-family:var(--font-sans);font-size:16px;line-height:1.85;color:var(--c-text);background:var(--c-bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:0}
a{color:var(--c-primary);text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t),box-shadow var(--t),transform var(--t)}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--c-text)}
p{margin:0}
ul,ol,dl,dd{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(232,70,43,.30);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ---------- 导航 ---------- */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:60;transition:top var(--t)}
.site-header.is-stuck{top:8px}
.pill-nav{display:flex;align-items:center;justify-content:space-between;gap:20px;background:rgba(255,255,255,.78);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--c-border);border-radius:999px;padding:10px 12px 10px 22px;box-shadow:0 1px 2px rgba(23,24,28,.05),0 14px 34px rgba(23,24,28,.08);transition:padding var(--t),box-shadow var(--t),background-color var(--t)}
.site-header.is-stuck .pill-nav{padding:8px 10px 8px 20px;background:rgba(255,255,255,.92);box-shadow:0 2px 6px rgba(23,24,28,.06),0 18px 40px rgba(23,24,28,.12)}
.brand{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.brand-name{font-size:19px;font-weight:700;color:var(--c-ink);letter-spacing:-.02em;white-space:nowrap}
.brand-sub{font-size:12px;font-weight:600;color:var(--c-primary);background:rgba(232,70,43,.10);border-radius:999px;padding:3px 10px;line-height:1.45;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:2px;margin:0}
.nav-links a{display:inline-block;padding:9px 15px;border-radius:999px;font-size:15px;font-weight:500;color:var(--c-text-2);white-space:nowrap}
.nav-links a:hover{background:rgba(23,24,28,.06);color:var(--c-text)}
.nav-links a.is-active{color:var(--c-primary);background:rgba(232,70,43,.08);font-weight:600}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{display:none;width:42px;height:42px;border-radius:999px;border:1px solid var(--c-border);background:var(--c-surface);align-items:center;justify-content:center;flex-direction:column;gap:4px;padding:0}
.nav-toggle span{display:block;width:16px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform var(--t),opacity var(--t)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-drawer{position:fixed;top:0;left:0;right:0;z-index:55;background:var(--c-surface);border-radius:0 0 22px 22px;box-shadow:var(--shadow-2);padding:88px 20px 26px;transform:translateY(-110%);transition:transform 240ms ease}
.mobile-drawer.is-open{transform:translateY(0)}
.mobile-drawer a{display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:0 4px;font-size:16px;color:var(--c-text);border-bottom:1px solid var(--c-border)}
.mobile-drawer a:hover{color:var(--c-primary)}
.mobile-drawer .btn{margin-top:18px;width:100%}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:999px;font-weight:600;font-size:15px;line-height:1;padding:0 24px;height:46px;text-align:center;transition:all var(--t)}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(232,70,43,.22)}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 22px rgba(232,70,43,.30)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 10px rgba(232,70,43,.24)}
.btn-outline{background:transparent;border-color:rgba(232,70,43,.45);color:var(--c-primary)}
.btn-outline:hover{background:rgba(232,70,43,.08);border-color:var(--c-primary)}
.btn-ghost{background:transparent;color:var(--c-accent);height:auto;padding:4px 2px;border-radius:0;border-bottom:1px solid rgba(23,163,138,.35)}
.btn-ghost:hover{color:var(--c-primary);border-color:var(--c-primary)}
.btn-light{background:#fff;color:var(--c-primary-dark)}
.btn-light:hover{background:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(0,0,0,.18)}
.btn-line{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-line:hover{background:rgba(255,255,255,.14);border-color:#fff}
.btn-lg{height:52px;padding:0 30px;font-size:16px}
.btn-sm{height:40px;padding:0 18px;font-size:14px}

/* ---------- 首屏 ---------- */
.hero{position:relative;padding:152px 0 76px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(23,24,28,.05) 1.2px,transparent 1.2px);background-size:22px 22px;opacity:.55;pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-accent);background:rgba(23,163,138,.10);border-radius:999px;padding:6px 14px}
.hero h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25;margin-top:18px;letter-spacing:-.02em}
.hero-lead{margin-top:18px;max-width:34em;font-size:17px;line-height:1.85;color:var(--c-text-2)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:28px;font-size:14px;color:var(--c-text-3)}
.hero-points li{display:flex;align-items:center;gap:8px}
.hero-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent)}
.hero-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--c-border);box-shadow:var(--shadow-2);aspect-ratio:16/11;background:#e8e5df}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-tag{position:absolute;top:16px;right:16px;background:rgba(255,255,255,.92);color:var(--c-ink);font-size:13px;font-weight:600;border-radius:999px;padding:7px 14px;box-shadow:0 4px 12px rgba(23,24,28,.10)}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-surface{background:var(--c-surface);border-top:1px solid var(--c-border);border-bottom:1px solid var(--c-border)}
.section-head{max-width:780px;margin-bottom:44px}
.kicker{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;color:var(--c-primary)}
.section-head h2{font-size:clamp(22px,3.2vw,32px);line-height:1.35;margin-top:12px}
.section-head p{margin-top:14px;font-size:16px;color:var(--c-text-2)}

/* ---------- 价值点错落列表 ---------- */
.value-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px 26px}
.value-item{display:flex;gap:20px;padding:26px;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);box-shadow:var(--shadow-1);transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.value-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(232,70,43,.22)}
.value-item:nth-child(even){margin-top:26px}
.value-num{flex:0 0 52px;font-family:var(--font-mono);font-size:24px;font-weight:700;line-height:1.1;color:var(--c-primary)}
.value-body h3{font-size:19px;line-height:1.5;margin-bottom:8px}
.value-body p{font-size:15px;line-height:1.8;color:var(--c-text-2)}

/* ---------- 截图轨道 ---------- */
.rail-wrap{position:relative}
.rail-wrap::after{content:"";position:absolute;top:0;right:0;bottom:24px;width:90px;background:linear-gradient(90deg,rgba(247,245,241,0),var(--c-bg));pointer-events:none}
.shot-rail{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 4px 24px;scrollbar-width:none}
.shot-rail::-webkit-scrollbar{display:none}
.shot-card{flex:0 0 62%;scroll-snap-align:center;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);box-shadow:var(--shadow-1);overflow:hidden;transition:box-shadow var(--t),border-color var(--t),transform var(--t)}
.shot-card:hover{box-shadow:var(--shadow-2);border-color:rgba(232,70,43,.20);transform:translateY(-2px)}
.shot-media{aspect-ratio:16/9;overflow:hidden;background:#ece9e3}
.shot-media img{width:100%;height:100%;object-fit:cover}
.shot-meta{padding:20px 22px 24px}
.shot-meta h3{font-size:18px;margin-bottom:8px}
.shot-meta p{font-size:14.5px;line-height:1.75;color:var(--c-text-2)}
.shot-controls{display:flex;align-items:center;justify-content:center;gap:16px}
.shot-btn{width:44px;height:44px;border-radius:50%;background:var(--c-ink);color:#fff;border:0;font-size:17px;display:flex;align-items:center;justify-content:center;transition:background-color var(--t),transform var(--t)}
.shot-btn:hover{background:var(--c-primary);transform:translateY(-2px)}
.shot-dots{display:flex;align-items:center;gap:8px}
.shot-dot{width:8px;height:8px;border-radius:50%;background:rgba(23,24,28,.18);border:0;padding:0;transition:all var(--t)}
.shot-dot.is-active{background:var(--c-primary);width:22px;border-radius:999px}

/* ---------- 使用环境 ---------- */
.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.spec-item{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-1);transition:border-color var(--t),box-shadow var(--t)}
.spec-item:hover{border-color:rgba(23,163,138,.30);box-shadow:var(--shadow-2)}
.spec-item dt{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--c-text-3)}
.spec-item dd{margin-top:14px;font-family:var(--font-mono);font-size:15.5px;line-height:1.65;color:var(--c-ink)}
.spec-item dd span{display:block;font-family:var(--font-sans);font-size:13.5px;color:var(--c-text-3);margin-top:6px}

/* ---------- 评价墙 ---------- */
.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.review-card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-1);transition:transform var(--t),box-shadow var(--t)}
.review-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.review-card:nth-child(2){margin-top:28px}
.review-card:nth-child(3){margin-top:-10px}
.review-top{display:flex;align-items:center;gap:14px}
.avatar{width:44px;height:44px;flex:0 0 44px;border-radius:50%;background:linear-gradient(135deg,var(--c-primary),#F0903C);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px}
.review-name{font-size:15px;font-weight:600;line-height:1.5}
.review-stars{color:var(--c-primary);font-size:13px;letter-spacing:2px;line-height:1.5}
.review-card blockquote{margin:18px 0 0;padding-left:14px;border-left:3px solid rgba(232,70,43,.25);font-size:15px;line-height:1.85;color:var(--c-text-2)}
.review-date{margin-top:14px;font-size:13px;color:var(--c-text-3)}

/* ---------- 入口按钮组 ---------- */
.entry-band{background:var(--c-ink);border-radius:24px;padding:48px;color:#fff;box-shadow:0 24px 52px rgba(23,24,28,.22)}
.entry-band h2{color:#fff;font-size:clamp(22px,3vw,30px);line-height:1.35}
.entry-band .entry-sub{margin-top:14px;max-width:52em;font-size:15px;line-height:1.8;color:rgba(255,255,255,.68)}
.entry-buttons{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:32px}
.entry-btn{display:flex;align-items:center;gap:14px;height:64px;padding:0 20px;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);color:#fff;transition:all var(--t)}
.entry-btn:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;transform:translateY(-2px)}
.entry-icon{flex:0 0 34px;width:34px;height:34px;border-radius:9px;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}
.entry-text{min-width:0}
.entry-text strong{display:block;font-size:15px;font-weight:600;line-height:1.4}
.entry-text span{display:block;font-family:var(--font-mono);font-size:12.5px;color:rgba(255,255,255,.62);line-height:1.5}
.entry-note{margin-top:20px;font-size:13px;color:rgba(255,255,255,.5)}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:start}
.news-side{display:grid;gap:24px}
.news-card{display:block;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);box-shadow:var(--shadow-1);overflow:hidden;color:inherit;transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(232,70,43,.22)}
.news-media{aspect-ratio:16/9;overflow:hidden;background:#ece9e3}
.news-media img{width:100%;height:100%;object-fit:cover}
.news-body{padding:22px 24px 24px}
.badge{display:inline-block;font-size:13px;font-weight:600;line-height:1.6;color:var(--c-accent);background:rgba(23,163,138,.10);border-radius:999px;padding:3px 12px}
.news-body h3{margin:14px 0 10px;font-size:19px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:14.5px;line-height:1.8;color:var(--c-text-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;font-size:13px;color:var(--c-text-3)}
.news-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(23,24,28,.22)}
.news-mini{display:flex;gap:16px;padding:16px}
.news-mini-media{flex:0 0 128px;border-radius:12px;overflow:hidden;background:#ece9e3;aspect-ratio:4/3}
.news-mini-media img{width:100%;height:100%;object-fit:cover}
.news-mini-body{min-width:0}
.news-mini-body h3{margin:10px 0 0;font-size:16px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-mini .news-meta{margin-top:10px}
.news-empty{background:var(--c-surface);border:1px dashed rgba(23,24,28,.16);border-radius:var(--radius);padding:56px 24px;text-align:center;color:var(--c-text-2)}
.news-empty-mark{display:block;margin-bottom:10px;font-size:28px;color:var(--c-text-3)}
.news-empty p{font-size:15px}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);box-shadow:var(--shadow-1);overflow:hidden;transition:border-color var(--t),box-shadow var(--t)}
.faq-item.is-open{border-color:rgba(232,70,43,.28);box-shadow:var(--shadow-2)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 24px;background:none;border:0;text-align:left;font-size:16px;font-weight:600;color:var(--c-text);line-height:1.6}
.faq-q:hover{color:var(--c-primary)}
.faq-icon{position:relative;flex:0 0 30px;width:30px;height:30px;border-radius:50%;background:rgba(232,70,43,.10);color:var(--c-primary);display:flex;align-items:center;justify-content:center;transition:background-color var(--t),color var(--t)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px}
.faq-icon::before{width:12px;height:2px}
.faq-icon::after{width:2px;height:12px;transition:transform var(--t)}
.faq-item.is-open .faq-icon{background:var(--c-primary);color:#fff}
.faq-item.is-open .faq-icon::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms ease}
.faq-a-inner{margin:0 24px 22px;padding-top:18px;border-top:1px solid var(--c-border);font-size:15px;line-height:1.85;color:var(--c-text-2)}

/* ---------- CTA ---------- */
.cta-wrap{padding:0 0 88px}
.cta-band{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:52px 48px;border-radius:24px;background:linear-gradient(135deg,rgba(232,70,43,.98),var(--c-primary-dark));color:#fff;box-shadow:0 24px 48px rgba(185,47,26,.20)}
.cta-band h2{color:#fff;font-size:clamp(22px,3vw,30px);line-height:1.35}
.cta-band p{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.86);max-width:44em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:9px;margin-bottom:18px}
.footer-brand .brand-name{color:#fff}
.site-footer h4{color:#fff;font-size:14px;letter-spacing:.06em;margin-bottom:16px}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:28em}
.site-footer a{display:inline-block;padding:5px 0;font-size:14.5px;color:rgba(255,255,255,.72)}
.site-footer a:hover{color:var(--c-accent)}
.footer-bottom{margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;font-size:13px;color:rgba(255,255,255,.5)}
.footer-bottom a{font-size:13px;color:rgba(255,255,255,.5)}
.footer-bottom a:hover{color:var(--c-accent)}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .hero{padding:132px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .value-list{grid-template-columns:1fr}
  .value-item:nth-child(even){margin-top:0}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  .entry-buttons{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .shot-card{flex:0 0 78%}
  .review-card:nth-child(2),.review-card:nth-child(3){margin-top:0}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .section-tight{padding:48px 0}
  .hero{padding:118px 0 48px}
  .hero-lead{font-size:16px}
  .review-grid{grid-template-columns:1fr}
  .spec-grid{grid-template-columns:1fr}
  .entry-band{padding:32px 24px;border-radius:20px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 24px;border-radius:20px}
  .cta-actions{width:100%}
  .shot-card{flex:0 0 86%}
  .rail-wrap::after{display:none}
  .nav-right .btn-primary{display:none}
}
@media (max-width:520px){
  .brand-name{font-size:17px}
  .brand-sub{font-size:11px;padding:2px 8px}
  .hero-cta .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .news-mini{flex-direction:column}
  .news-mini-media{flex:none;width:100%;aspect-ratio:16/9}
  .btn-lg{height:48px;font-size:15px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --c-primary:#E8462B;
  --c-primary-dark:#B92F1A;
  --c-primary-soft:rgba(232,70,43,.10);
  --c-accent:#17A38A;
  --c-accent-soft:rgba(23,163,138,.10);
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-ink:#17181C;
  --c-text:#1D1F24;
  --c-text-2:#5A5F6B;
  --c-text-3:#8B909C;
  --c-border:rgba(23,24,28,.08);
  --c-border-strong:rgba(23,24,28,.16);
  --radius-s:10px;
  --radius-m:14px;
  --radius-l:22px;
  --pill:999px;
  --shadow-s:0 1px 2px rgba(23,24,28,.04), 0 8px 24px rgba(23,24,28,.06);
  --shadow-m:0 2px 6px rgba(23,24,28,.05), 0 18px 40px rgba(23,24,28,.09);
  --space-section:88px;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 32px;
}

/* ---------- 顶部胶囊导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  padding:16px 0 6px;
}
.pill-nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:9px 12px 9px 20px;
  border:1px solid var(--c-border);
  border-radius:var(--pill);
  background:rgba(255,255,255,.80);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  box-shadow:0 2px 6px rgba(23,24,28,.04),0 16px 36px rgba(23,24,28,.08);
}
.brand{
  display:flex;
  align-items:center;
  gap:8px;
  flex:0 0 auto;
}
.brand-name{
  font-size:18px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--c-ink);
}
.brand-sub{
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  color:var(--c-primary);
  background:var(--c-primary-soft);
  border-radius:var(--pill);
  padding:3px 9px;
  line-height:1.4;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin:0;
}
.nav-links a{
  display:inline-block;
  padding:8px 15px;
  border-radius:var(--pill);
  font-size:14.5px;
  color:var(--c-text-2);
  transition:background-color .18s ease,color .18s ease;
}
.nav-links a:hover{background:rgba(23,24,28,.06);color:var(--c-text);}
.nav-links a.is-active{
  color:var(--c-primary);
  background:var(--c-primary-soft);
  font-weight:600;
}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 26px;
  border:1px solid transparent;
  border-radius:var(--pill);
  font-size:15px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  transition:background-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-primary{
  background:var(--c-primary);
  color:#fff;
  box-shadow:0 6px 18px rgba(232,70,43,.24);
}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px);box-shadow:0 10px 24px rgba(232,70,43,.30);}
.btn-primary:active{transform:translateY(1px);}
.btn-outline{
  border-color:rgba(232,70,43,.55);
  color:var(--c-primary);
  background:transparent;
}
.btn-outline:hover{background:var(--c-primary-soft);border-color:var(--c-primary);}
.btn-ghost{
  color:var(--c-accent);
  background:var(--c-accent-soft);
}
.btn-ghost:hover{background:rgba(23,163,138,.18);}
.btn-light{
  background:rgba(255,255,255,.12);
  color:#fff;
  border-color:rgba(255,255,255,.28);
}
.btn-light:hover{background:rgba(255,255,255,.20);}
.btn:focus-visible{outline:3px solid rgba(232,70,43,.32);outline-offset:2px;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--c-border);
  border-radius:var(--pill);
  background:var(--c-surface);
  padding:0;
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  width:16px;height:2px;
  margin:3px auto;
  border-radius:2px;
  background:var(--c-ink);
  transition:transform .2s ease,opacity .2s ease;
}
.mobile-drawer{
  display:none;
  flex-direction:column;
  gap:4px;
  margin:10px 18px 0;
  padding:14px;
  border:1px solid var(--c-border);
  border-radius:18px;
  background:var(--c-surface);
  box-shadow:var(--shadow-m);
}
.mobile-drawer a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 14px;
  border-radius:var(--radius-s);
  font-size:15px;
  color:var(--c-text-2);
}
.mobile-drawer a:hover{background:rgba(23,24,28,.05);color:var(--c-text);}
.mobile-drawer .btn{width:100%;margin-top:8px;}
.mobile-drawer.is-open{display:flex;}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;
  padding:44px 0 40px;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.article-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(247,245,241,.94),rgba(247,245,241,.99));
}
.article-hero .container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--c-text-3);
}
.breadcrumb a{color:var(--c-text-2);transition:color .18s ease;}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:rgba(23,24,28,.22);}
.breadcrumb .now{
  max-width:260px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  color:var(--c-text-3);
}
.article-hero h1{
  margin:16px 0 20px;
  max-width:880px;
  font-size:clamp(28px,4.4vw,42px);
  font-weight:700;
  line-height:1.28;
  letter-spacing:-.01em;
  color:var(--c-ink);
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  font-size:13px;
  color:var(--c-text-3);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(23,24,28,.20);}
.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:var(--pill);
  font-size:13px;
  font-weight:600;
  color:var(--c-accent);
  background:var(--c-accent-soft);
}
.tag-primary{color:var(--c-primary);background:var(--c-primary-soft);}

/* ---------- 正文阅读区 ---------- */
.article-body{padding:20px 0 var(--space-section);}
.reading-card{
  max-width:800px;
  margin:0 auto;
  padding:48px 52px 52px;
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-s);
}
.reading-topline{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  padding-bottom:22px;
  margin-bottom:28px;
  border-bottom:1px solid var(--c-border);
  font-size:13px;
  color:var(--c-text-3);
  font-variant-numeric:tabular-nums;
}
.prose{max-width:760px;margin:0 auto;font-size:16px;color:var(--c-text);}
.prose p{margin:0 0 1.2em;line-height:1.95;}
.prose h2{
  margin:2em 0 .8em;
  font-size:clamp(20px,2.6vw,26px);
  font-weight:700;
  line-height:1.4;
  color:var(--c-ink);
}
.prose h3{
  margin:1.6em 0 .6em;
  font-size:19px;
  font-weight:600;
  line-height:1.5;
  color:var(--c-ink);
}
.prose h4{margin:1.4em 0 .5em;font-size:17px;font-weight:600;color:var(--c-ink);}
.prose ul,.prose ol{margin:0 0 1.3em;padding-left:0;}
.prose li{margin-bottom:.55em;line-height:1.9;}
.prose ul li{position:relative;padding-left:20px;}
.prose ul li::before{
  content:"";
  position:absolute;
  left:0;top:.78em;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--c-primary);
}
.prose ol{counter-reset:item;}
.prose ol li{position:relative;padding-left:30px;counter-increment:item;}
.prose ol li::before{
  content:counter(item);
  position:absolute;
  left:0;top:.42em;
  width:20px;height:20px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:var(--c-primary-soft);
  color:var(--c-primary);
  font-size:12px;
  font-weight:700;
  line-height:1;
}
.prose blockquote{
  margin:1.6em 0;
  padding:18px 24px;
  border-left:4px solid var(--c-primary);
  border-radius:0 var(--radius-m) var(--radius-m) 0;
  background:rgba(232,70,43,.05);
  color:var(--c-text-2);
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose img{
  margin:1.8em auto;
  border-radius:var(--radius-m);
  box-shadow:var(--shadow-s);
}
.prose a{
  color:var(--c-primary);
  text-decoration:underline;
  text-underline-offset:3px;
  transition:color .18s ease;
}
.prose a:hover{color:var(--c-primary-dark);}
.prose strong{font-weight:700;color:var(--c-ink);}
.prose pre{
  margin:1.6em 0;
  padding:18px 20px;
  border-radius:var(--radius-m);
  background:var(--c-ink);
  color:#EDEDF0;
  font-family:var(--font-mono);
  font-size:14px;
  line-height:1.7;
  overflow-x:auto;
}
.prose code{
  font-family:var(--font-mono);
  font-size:.92em;
  padding:2px 6px;
  border-radius:6px;
  background:rgba(23,24,28,.06);
}
.prose pre code{background:none;padding:0;color:inherit;}
.prose table{
  display:block;
  width:100%;
  margin:1.6em 0;
  overflow-x:auto;
  border-collapse:collapse;
  font-size:15px;
}
.prose th,.prose td{
  padding:12px 16px;
  border-bottom:1px solid var(--c-border);
  text-align:left;
  white-space:nowrap;
}
.prose th{background:rgba(23,24,28,.03);font-weight:600;color:var(--c-ink);}
.prose hr{margin:2.2em 0;border:0;border-top:1px solid var(--c-border);}
.empty-state{
  padding:36px 28px;
  border:1px dashed var(--c-border-strong);
  border-radius:var(--radius-m);
  background:rgba(23,24,28,.02);
  text-align:center;
}
.empty-state h2{font-size:20px;margin-bottom:10px;color:var(--c-ink);}
.empty-state p{margin-bottom:20px;color:var(--c-text-2);line-height:1.8;}

/* ---------- 继续了解 ---------- */
.related{padding:0 0 var(--space-section);}
.section-head{margin-bottom:28px;}
.section-head h2{
  font-size:clamp(22px,3.2vw,30px);
  font-weight:700;
  line-height:1.35;
  color:var(--c-ink);
}
.section-head p{margin-top:10px;font-size:15px;color:var(--c-text-2);}
.related-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.related-card{
  display:flex;
  gap:20px;
  align-items:center;
  padding:18px;
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--radius-m);
  box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.related-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-m);
  border-color:rgba(232,70,43,.22);
}
.related-card .thumb{
  flex:0 0 128px;
  width:128px;
  aspect-ratio:16/10;
  border-radius:var(--radius-s);
  overflow:hidden;
  background:rgba(23,24,28,.06);
}
.related-card .thumb img{width:100%;height:100%;object-fit:cover;}
.related-card .txt h3{
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  color:var(--c-ink);
  margin-bottom:6px;
}
.related-card .txt p{
  font-size:14px;
  line-height:1.7;
  color:var(--c-text-2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-card .txt .go{
  display:inline-block;
  margin-top:10px;
  font-size:13.5px;
  font-weight:600;
  color:var(--c-primary);
}

/* ---------- CTA 收尾带 ---------- */
.cta-section{padding:0 0 72px;}
.cta-band{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:46px 48px;
  border-radius:var(--radius-l);
  background:var(--c-ink);
  color:#fff;
  box-shadow:0 20px 46px rgba(23,24,28,.22);
}
.cta-band h2{
  font-size:clamp(20px,2.8vw,27px);
  font-weight:700;
  line-height:1.4;
}
.cta-band p{
  margin-top:10px;
  max-width:560px;
  font-size:15px;
  line-height:1.8;
  color:rgba(255,255,255,.68);
}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-ink);
  color:rgba(255,255,255,.72);
  padding:64px 0 28px;
  font-size:14.5px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:36px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:8px;margin-bottom:14px;}
.footer-brand .brand-name{color:#fff;font-size:18px;}
.footer-brand .brand-sub{background:rgba(232,70,43,.22);color:#FFB3A4;}
.site-footer p{line-height:1.85;color:rgba(255,255,255,.62);font-size:14px;}
.site-footer h4{
  margin:0 0 16px;
  font-size:14px;
  font-weight:700;
  color:#fff;
  letter-spacing:.02em;
}
.site-footer a{
  color:rgba(255,255,255,.68);
  line-height:2.1;
  transition:color .18s ease;
}
.site-footer a:hover{color:var(--c-accent);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:22px;
  font-size:13px;
  color:rgba(255,255,255,.48);
}
.footer-bottom a{color:rgba(255,255,255,.62);}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:block;}
  .nav-right .btn{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:38px 32px;}
  .article-body{padding-top:12px;}
}
@media (max-width:767px){
  :root{--space-section:56px;}
  .container{padding:0 18px;}
  .site-header{padding:12px 0 4px;}
  .pill-nav{padding:8px 10px 8px 16px;gap:12px;}
  .brand-name{font-size:16px;}
  .article-hero{padding:28px 0 30px;}
  .article-hero h1{margin:12px 0 16px;}
  .breadcrumb .now{max-width:150px;}
  .reading-card{padding:28px 20px 34px;border-radius:18px;}
  .reading-topline{padding-bottom:16px;margin-bottom:22px;}
  .related-grid{grid-template-columns:1fr;}
  .related-card .thumb{flex:0 0 104px;width:104px;}
  .cta-band{padding:32px 24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:28px;}
  .site-footer{padding:48px 0 24px;}
}
@media (max-width:479px){
  body{font-size:15.5px;}
  .reading-card{padding:22px 16px 28px;}
  .prose{font-size:15.5px;}
  .related-card{flex-direction:column;align-items:flex-start;}
  .related-card .thumb{width:100%;flex:0 0 auto;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --c-primary:#E8462B;
  --c-primary-dark:#B92F1A;
  --c-accent:#17A38A;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-ink:#17181C;
  --c-text:#1D1F24;
  --c-text-2:#5A5F6B;
  --c-text-3:#8B909C;
  --c-border:rgba(23,24,28,.08);
  --c-border-strong:rgba(23,24,28,.16);
  --r-sm:10px;
  --r:14px;
  --r-lg:18px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,24,28,.04),0 8px 24px rgba(23,24,28,.06);
  --sh-2:0 2px 6px rgba(23,24,28,.06),0 16px 38px rgba(23,24,28,.10);
  --gap:24px;
  --section-y:88px;
  --container:1180px;
  --mono:ui-monospace,"SFMono-Regular","Cascadia Mono",Consolas,"Liberation Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
a:focus-visible,button:focus-visible{outline:3px solid rgba(232,70,43,.35);outline-offset:2px;border-radius:6px}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.35;color:var(--c-text)}
p{margin:0}
button{font-family:inherit}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:60;padding:16px 0 8px;background:linear-gradient(180deg,rgba(247,245,241,.96),rgba(247,245,241,.52) 70%,rgba(247,245,241,0));}
.pill-nav{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:rgba(255,255,255,.78);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--c-border);
  border-radius:var(--r-pill);
  padding:10px 12px 10px 20px;
  box-shadow:var(--sh-1);
  transition:padding .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled .pill-nav{padding:8px 10px 8px 18px;box-shadow:var(--sh-2)}
.brand{display:flex;align-items:baseline;gap:7px;flex:0 0 auto}
.brand-name{font-size:19px;font-weight:700;color:var(--c-text);letter-spacing:.01em}
.brand-sub{font-size:12px;font-weight:600;color:var(--c-primary);background:rgba(232,70,43,.10);border-radius:var(--r-pill);padding:3px 9px;letter-spacing:.08em}
.nav-links{display:flex;align-items:center;gap:4px;margin:0}
.nav-links a{display:block;padding:9px 15px;border-radius:var(--r-pill);font-size:15px;color:var(--c-text-2);font-weight:500;white-space:nowrap}
.nav-links a:hover{background:rgba(23,24,28,.06);color:var(--c-text)}
.nav-links a.is-active{color:var(--c-primary);background:rgba(232,70,43,.09);font-weight:600}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:var(--r-pill);font-size:15px;font-weight:600;padding:0 26px;height:48px;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;white-space:nowrap}
.btn-sm{height:40px;padding:0 19px;font-size:14px}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(232,70,43,.24)}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(232,70,43,.30)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(232,70,43,.24)}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:rgba(232,70,43,.45)}
.btn-ghost:hover{background:rgba(232,70,43,.08);border-color:var(--c-primary);color:var(--c-primary-dark)}
.btn-dark{background:var(--c-ink);color:#fff}
.btn-dark:hover{background:#000;color:#fff;transform:translateY(-2px)}
.btn-accent{background:rgba(23,163,138,.10);color:var(--c-accent);border-color:rgba(23,163,138,.32)}
.btn-accent:hover{background:rgba(23,163,138,.18);color:#0F8A74}
.nav-toggle{display:none;width:42px;height:42px;border-radius:var(--r-pill);border:1px solid var(--c-border);background:var(--c-surface);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px}
.nav-toggle span{display:block;width:17px;height:2px;border-radius:2px;background:var(--c-text)}
.mobile-drawer{display:none;overflow:hidden;max-height:0;transition:max-height .28s ease;background:var(--c-surface);border-top:1px solid var(--c-border);box-shadow:var(--sh-2)}
.mobile-drawer a{display:flex;align-items:center;min-height:48px;padding:0 24px;font-size:15px;color:var(--c-text-2);border-bottom:1px solid var(--c-border)}
.mobile-drawer a:hover{color:var(--c-primary);background:rgba(232,70,43,.05)}
.mobile-drawer .btn{margin:14px 24px 20px;justify-content:center;color:#fff}

/* ============ 面包屑 ============ */
.crumb{padding:22px 0 0;font-size:13px;color:var(--c-text-3)}
.crumb a{color:var(--c-text-2)}
.crumb a:hover{color:var(--c-primary)}
.crumb span.sep{margin:0 8px;color:var(--c-border-strong)}
.crumb strong{color:var(--c-text);font-weight:600}

/* ============ 窄版首屏 ============ */
.hero-narrow{padding:26px 0 0}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);min-height:clamp(300px,38vw,420px);display:flex;align-items:flex-end}
.hero-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(23,24,28,.86) 8%,rgba(23,24,28,.62) 46%,rgba(23,24,28,.24) 100%)}
.hero-body{position:relative;z-index:2;padding:clamp(28px,4vw,52px);max-width:720px;color:#fff}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff;font-size:13px;font-weight:600;border-radius:var(--r-pill);padding:6px 14px;margin-bottom:18px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.hero-tag::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-primary)}
.hero-body h1{color:#fff;font-size:clamp(28px,4.6vw,44px);line-height:1.25;margin-bottom:16px}
.hero-body p{color:rgba(255,255,255,.84);font-size:clamp(15px,1.6vw,17px);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-actions .btn-ghost{color:#fff;border-color:rgba(255,255,255,.55)}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff}

/* ============ 板块通用 ============ */
.section{padding:var(--section-y) 0 0}
.section-head{max-width:720px;margin-bottom:44px}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--c-primary);text-transform:uppercase;margin-bottom:14px}
.kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--c-primary)}
.section-head h2{font-size:clamp(22px,3.2vw,32px);margin-bottom:14px}
.section-head p{color:var(--c-text-2);font-size:16px}

/* ============ 三列错位卡 ============ */
.stagger{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.stagger .s-card:nth-child(2){margin-top:38px}
.stagger .s-card:nth-child(3){margin-top:14px}
.s-card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.s-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(232,70,43,.28)}
.s-card .thumb{aspect-ratio:16/10;overflow:hidden;background:#EDEAE4}
.s-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.s-card:hover .thumb img{transform:scale(1.04)}
.s-card-body{padding:22px 22px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.badge{display:inline-flex;align-items:center;font-size:12.5px;font-weight:600;color:var(--c-accent);background:rgba(23,163,138,.10);border-radius:var(--r-pill);padding:4px 11px;align-self:flex-start}
.badge.warm{color:var(--c-primary);background:rgba(232,70,43,.10)}
.s-card h3{font-size:19px}
.s-card p{color:var(--c-text-2);font-size:14.5px;line-height:1.8}
.s-list{display:flex;flex-direction:column;gap:9px;margin-top:2px}
.s-list li{position:relative;padding-left:18px;font-size:14px;color:var(--c-text-2)}
.s-list li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--c-primary);opacity:.75}
.card-link{margin-top:auto;font-size:14px;font-weight:600;color:var(--c-primary)}
.card-link:hover{color:var(--c-primary-dark);text-decoration:underline;text-underline-offset:5px}

/* ============ 时间轴 ============ */
.timeline-wrap{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-lg);padding:clamp(26px,3.6vw,48px);box-shadow:var(--sh-1)}
.timeline{position:relative;padding-left:46px}
.timeline::before{content:"";position:absolute;left:13px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,rgba(232,70,43,.55),rgba(23,163,138,.35))}
.tl-item{position:relative;padding-bottom:30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:attr(data-step);position:absolute;left:-46px;top:2px;width:28px;height:28px;border-radius:50%;background:var(--c-primary);color:#fff;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 4px rgba(232,70,43,.12)}
.tl-item h3{font-size:18px;margin-bottom:8px}
.tl-item p{color:var(--c-text-2);font-size:14.8px}
.tl-item .tl-meta{display:inline-block;font-family:var(--mono);font-size:12.5px;color:var(--c-text-3);background:rgba(23,24,28,.05);border-radius:var(--r-pill);padding:3px 11px;margin-top:10px}

/* ============ 自检清单 ============ */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.check-item{display:flex;gap:14px;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r);padding:20px 22px;box-shadow:var(--sh-1);transition:border-color .2s ease,transform .2s ease}
.check-item:hover{border-color:rgba(23,163,138,.35);transform:translateY(-2px)}
.check-mark{flex:0 0 28px;width:28px;height:28px;border-radius:50%;background:rgba(23,163,138,.12);color:var(--c-accent);font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center}
.check-item h3{font-size:16.5px;margin-bottom:6px}
.check-item p{font-size:14px;color:var(--c-text-2)}

/* ============ 交叉入口 ============ */
.cross{display:grid;grid-template-columns:1.25fr 1fr;gap:var(--gap)}
.cross-card{position:relative;overflow:hidden;border-radius:var(--r-lg);padding:clamp(24px,3vw,38px);border:1px solid var(--c-border);background:var(--c-surface);box-shadow:var(--sh-1);display:flex;flex-direction:column;justify-content:center;min-height:210px}
.cross-card.dark{background:var(--c-ink);border-color:transparent;color:#fff}
.cross-card .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.20}
.cross-card .inner{position:relative;z-index:2}
.cross-card h3{font-size:clamp(19px,2.4vw,24px);margin-bottom:12px}
.cross-card p{font-size:14.5px;color:var(--c-text-2);margin-bottom:18px}
.cross-card.dark h3{color:#fff}
.cross-card.dark p{color:rgba(255,255,255,.72)}
.cross-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ============ FAQ ============ */
.faq-list{margin:0;border:0;background:transparent}
.faq-list .accordion-item{border:1px solid var(--c-border);border-radius:var(--r);background:var(--c-surface);box-shadow:var(--sh-1);margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-list .accordion-item.is-active{border-color:rgba(232,70,43,.30);box-shadow:var(--sh-2)}
.faq-list .accordion-title{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 22px;font-size:16.5px;font-weight:600;color:var(--c-text);border:0;background:transparent;transition:color .18s ease}
.faq-list .accordion-title:hover{color:var(--c-primary);background:rgba(232,70,43,.03)}
.faq-list .accordion-title::before{display:none}
.faq-list .accordion-title span.qi{flex:1;text-align:left}
.faq-list .accordion-title span.qi::after{content:"＋";font-size:19px;font-weight:600;color:var(--c-primary);line-height:1}
.faq-list .accordion-item.is-active .accordion-title span.qi::after{content:"－"}
.faq-list .accordion-content{padding:0 22px 22px;border:0;background:transparent;color:var(--c-text-2);font-size:14.8px}
.faq-list .accordion-content p + p{margin-top:10px}

/* ============ CTA 收尾 ============ */
.cta-band{margin-top:var(--section-y);background:var(--c-ink);border-radius:var(--r-lg);padding:clamp(28px,3.6vw,52px);display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;color:#fff;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(232,70,43,.42),rgba(232,70,43,0) 68%)}
.cta-band .cta-text{position:relative;z-index:2;max-width:620px}
.cta-band h2{color:#fff;font-size:clamp(21px,2.8vw,28px);margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.74);font-size:15px}
.cta-band .cross-actions{position:relative;z-index:2}

/* ============ 页脚 ============ */
.site-footer{margin-top:72px;background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand{display:flex;align-items:baseline;gap:8px;margin-bottom:16px}
.footer-brand .brand-name{color:#fff;font-size:19px;font-weight:700}
.footer-brand .brand-sub{font-size:12px;font-weight:600;color:#fff;background:rgba(232,70,43,.85);border-radius:var(--r-pill);padding:3px 10px;letter-spacing:.08em}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62)}
.site-footer h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.site-footer a{font-size:14px;color:rgba(255,255,255,.68);line-height:2.1;display:inline-block}
.site-footer a:hover{color:var(--c-accent)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;font-size:13px;color:rgba(255,255,255,.52)}
.footer-bottom a{font-size:13px;color:rgba(255,255,255,.72)}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .container{padding:0 24px}
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .mobile-drawer{display:block}
  body.nav-open .mobile-drawer{max-height:460px}
  .stagger{grid-template-columns:repeat(2,1fr)}
  .stagger .s-card:nth-child(2),.stagger .s-card:nth-child(3){margin-top:0}
  .cross{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  :root{--section-y:64px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .site-header{padding:12px 0 6px}
  .pill-nav{padding:8px 10px 8px 14px}
  .brand-name{font-size:17px}
  .nav-right .btn-sm{display:none}
  .hero-media{min-height:0}
  .hero-media::after{background:linear-gradient(180deg,rgba(23,24,28,.58) 0%,rgba(23,24,28,.88) 78%)}
  .hero-body{padding:24px 20px 26px;max-width:100%}
  .hero-actions .btn{flex:1 1 100%}
  .stagger{grid-template-columns:1fr;gap:18px}
  .check-grid{grid-template-columns:1fr}
  .timeline{padding-left:38px}
  .tl-item::before{left:-38px;width:24px;height:24px;font-size:12px}
  .timeline::before{left:11px}
  .cta-band{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  :root{--section-y:52px;--gap:18px}
}
@media (max-width:479px){
  .brand-sub{display:none}
  .hero-body h1{font-size:26px}
  .section-head h2{font-size:22px}
  .faq-list .accordion-title{padding:16px 16px;font-size:15.5px}
  .faq-list .accordion-content{padding:0 16px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: category1 */
:root{
  --c-primary:#E8462B;
  --c-primary-dark:#B92F1A;
  --c-accent:#17A38A;
  --c-bg:#F7F5F1;
  --c-surface:#FFFFFF;
  --c-ink:#17181C;
  --c-text:#1D1F24;
  --c-text-2:#5A5F6B;
  --c-text-3:#8B909C;
  --c-border:rgba(23,24,28,.08);
  --c-border-strong:rgba(23,24,28,.16);
  --r-sm:10px;
  --r-md:14px;
  --r-lg:18px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,24,28,.04), 0 8px 24px rgba(23,24,28,.06);
  --sh-2:0 2px 6px rgba(23,24,28,.06), 0 18px 40px rgba(23,24,28,.12);
  --container:1180px;
  --pad-desk:32px;
  --pad-mob:18px;
  --sec:88px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --t:200ms ease;
}
*,*::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(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-primary);text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t),box-shadow var(--t),transform var(--t);}
a:hover{color:var(--c-primary-dark);}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
:focus-visible{outline:3px solid rgba(232,70,43,.32);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(232,70,43,.16);}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:var(--pad-desk);
  padding-right:var(--pad-desk);
}
.section{padding:var(--sec) 0;}
.section--tight{padding:56px 0;}
.section--ink{background:var(--c-ink);color:#fff;}

/* ---------- 顶部悬浮胶囊导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  padding:18px 0;
  transition:padding var(--t),background-color var(--t);
}
.site-header.is-scrolled{padding:10px 0;background:rgba(247,245,241,.86);backdrop-filter:blur(10px);box-shadow:0 6px 24px rgba(23,24,28,.06);}
.pill-nav{
  display:flex;
  align-items:center;
  gap:20px;
  padding:10px 12px 10px 20px;
  background:rgba(255,255,255,.78);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--c-border);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
}
.brand{display:flex;flex-direction:column;line-height:1.1;flex:0 0 auto;}
.brand-name{font-size:19px;font-weight:800;letter-spacing:.02em;color:var(--c-ink);}
.brand-sub{font-size:11px;letter-spacing:.34em;color:var(--c-primary);text-transform:uppercase;margin-top:2px;}
.brand:hover .brand-name{color:var(--c-primary-dark);}
.nav-links{display:flex;align-items:center;gap:6px;margin:0 0 0 auto;}
.nav-links a{
  display:block;
  padding:9px 16px;
  border-radius:var(--r-pill);
  font-size:15px;
  color:var(--c-text-2);
  white-space:nowrap;
}
.nav-links a:hover{background:rgba(23,24,28,.06);color:var(--c-ink);}
.nav-links a.is-active{color:var(--c-primary);font-weight:700;background:rgba(232,70,43,.08);}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:var(--r-pill);
  border:1px solid var(--c-border);
  background:var(--c-surface);
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform var(--t),opacity var(--t);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-drawer{
  display:none;
  margin:10px var(--pad-mob) 0;
  padding:12px;
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-2);
}
.mobile-drawer a{
  display:block;
  min-height:48px;
  line-height:48px;
  padding:0 14px;
  border-radius:var(--r-sm);
  color:var(--c-text);
  font-size:15px;
}
.mobile-drawer a:hover{background:rgba(23,24,28,.05);color:var(--c-ink);}
.mobile-drawer a.btn{margin-top:8px;line-height:48px;text-align:center;color:#fff;}
.mobile-drawer.is-open{display:block;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  border:1px solid transparent;
  transition:transform var(--t),box-shadow var(--t),background-color var(--t),color var(--t),border-color var(--t);
}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 8px 20px rgba(232,70,43,.24);}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(232,70,43,.30);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 4px 12px rgba(232,70,43,.22);}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-outline:hover{background:rgba(232,70,43,.08);color:var(--c-primary-dark);border-color:var(--c-primary-dark);}
.btn-ghost{background:rgba(23,24,28,.06);color:var(--c-ink);}
.btn-ghost:hover{background:rgba(23,24,28,.11);color:var(--c-ink);}
.btn-accent{background:var(--c-accent);color:#fff;box-shadow:0 8px 20px rgba(23,163,138,.22);}
.btn-accent:hover{background:#128973;color:#fff;transform:translateY(-2px);}

/* ---------- 通用徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:28px;
  padding:0 12px;
  border-radius:var(--r-pill);
  font-size:13px;
  font-weight:600;
  background:rgba(23,163,138,.12);
  color:#0F7A68;
}
.badge-primary{background:rgba(232,70,43,.10);color:var(--c-primary-dark);}
.badge-neutral{background:rgba(23,24,28,.06);color:var(--c-text-2);}

/* ---------- 分类页首屏 ---------- */
.page-hero{
  position:relative;
  padding:150px 0 64px;
  background:
    radial-gradient(circle at 88% 18%, rgba(232,70,43,.10), transparent 46%),
    radial-gradient(circle at 6% 82%, rgba(23,163,138,.10), transparent 44%),
    var(--c-bg);
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(23,24,28,.06) 1px, transparent 1px);
  background-size:22px 22px;
  opacity:.5;
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:56px;
  align-items:center;
}
.hero-title{
  font-size:clamp(28px,4.2vw,44px);
  font-weight:800;
  line-height:1.25;
  letter-spacing:-.01em;
  color:var(--c-ink);
  margin:18px 0 16px;
}
.hero-title em{font-style:normal;color:var(--c-primary);}
.hero-sub{
  font-size:17px;
  color:var(--c-text-2);
  line-height:1.85;
  max-width:34em;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-points{
  display:flex;
  flex-wrap:wrap;
  gap:8px 22px;
  margin-top:26px;
  padding-top:22px;
  border-top:1px solid var(--c-border);
  font-size:14px;
  color:var(--c-text-2);
}
.hero-points li{display:flex;align-items:center;gap:8px;}
.hero-points i{color:var(--c-accent);font-size:13px;}
.hero-media{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-2);
  border:1px solid var(--c-border);
  background:var(--c-surface);
}
.hero-media img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-media .float-tag{
  position:absolute;
  top:16px;right:16px;
  background:rgba(255,255,255,.92);
  color:var(--c-ink);
  font-size:13px;
  font-weight:600;
  padding:7px 14px;
  border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
}

/* ---------- 板块标题 ---------- */
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-title{
  font-size:clamp(22px,3.2vw,32px);
  font-weight:800;
  line-height:1.35;
  letter-spacing:-.01em;
  color:var(--c-ink);
  margin-top:12px;
}
.section-title.on-dark{color:#fff;}
.section-sub{margin-top:14px;color:var(--c-text-2);font-size:16px;}
.section-sub.on-dark{color:rgba(255,255,255,.72);}

/* ---------- 步骤图文交替 ---------- */
.step-row{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:48px;
  align-items:center;
  padding:34px 0;
  border-top:1px solid var(--c-border);
}
.step-row:first-child{border-top:0;padding-top:0;}
.step-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--c-border);
  box-shadow:var(--sh-1);
  background:var(--c-surface);
}
.step-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:var(--r-pill);
  background:rgba(232,70,43,.10);
  color:var(--c-primary);
  font-family:var(--font-mono);
  font-size:16px;
  font-weight:700;
}
.step-copy h3{font-size:22px;font-weight:700;color:var(--c-ink);margin:16px 0 12px;}
.step-copy p{color:var(--c-text-2);font-size:16px;}
.step-list{margin-top:16px;display:grid;gap:10px;}
.step-list li{position:relative;padding-left:22px;color:var(--c-text-2);font-size:15px;}
.step-list li::before{
  content:"";
  position:absolute;
  left:2px;top:.72em;
  width:8px;height:8px;
  border-radius:50%;
  background:var(--c-accent);
}
@media (min-width:769px){
  .step-row.flip .step-media{order:-1;}
}

/* ---------- 准备条件信息块 ---------- */
.prepare{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.prepare-item{
  padding:28px 24px;
  border-left:1px solid var(--c-border);
}
.prepare-item:first-child{border-left:0;}
.prepare-item dt{
  font-size:13px;
  letter-spacing:.14em;
  color:var(--c-text-3);
  text-transform:uppercase;
}
.prepare-item dd{
  margin:10px 0 0;
  font-size:17px;
  font-weight:700;
  color:var(--c-ink);
  line-height:1.5;
}
.prepare-item dd span{
  display:block;
  margin-top:8px;
  font-size:13px;
  font-weight:400;
  color:var(--c-text-2);
  font-family:var(--font-mono);
}

/* ---------- 卡片列表 ---------- */
.cards-row{row-gap:24px;}
.card{
  height:100%;
  display:flex;
  flex-direction:column;
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(232,70,43,.22);}
.card-media{overflow:hidden;background:rgba(23,24,28,.04);}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 320ms ease;}
.card:hover .card-media img{transform:scale(1.03);}
.card-body{padding:22px 22px 18px;display:flex;flex-direction:column;flex:1 1 auto;}
.card-title{font-size:18px;font-weight:700;color:var(--c-ink);line-height:1.5;margin-top:12px;}
.card-text{margin-top:10px;color:var(--c-text-2);font-size:15px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-foot{
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid var(--c-border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--c-text-3);
}
.card-foot .read{font-weight:600;color:var(--c-primary);}
.card-foot .read i{margin-left:6px;font-size:11px;}

/* ---------- 交叉入口条 ---------- */
.cross-band{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.cross-card{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:28px 26px;
  border-radius:var(--r-lg);
  background:var(--c-surface);
  border:1px solid var(--c-border);
  box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.cross-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(232,70,43,.22);}
.cross-card h3{font-size:18px;font-weight:700;color:var(--c-ink);}
.cross-card p{margin-top:8px;font-size:14px;color:var(--c-text-2);}
.cross-card .go{
  flex:0 0 auto;
  width:46px;height:46px;
  border-radius:var(--r-pill);
  display:flex;align-items:center;
  justify-content:center;
  background:rgba(232,70,43,.10);
  color:var(--c-primary);
}
.cross-card.accent .go{background:rgba(23,163,138,.12);color:#0F7A68;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color var(--t),box-shadow var(--t);
}
.faq-item.is-open{border-color:rgba(232,70,43,.28);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  text-align:left;
  padding:20px 22px;
  font-size:17px;
  font-weight:600;
  color:var(--c-ink);
  line-height:1.6;
}
.faq-q:hover{color:var(--c-primary-dark);}
.faq-icon{
  flex:0 0 auto;
  width:30px;height:30px;
  border-radius:var(--r-pill);
  display:flex;align-items:center;justify-content:center;
  background:rgba(232,70,43,.10);
  color:var(--c-primary);
  font-size:15px;
  transition:transform var(--t),background-color var(--t);
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--c-primary);color:#fff;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 260ms ease;
}
.faq-a-inner{
  padding:0 22px 22px;
  color:var(--c-text-2);
  font-size:15px;
  line-height:1.9;
  border-top:1px solid var(--c-border);
  padding-top:16px;
  margin-top:0;
}

/* ---------- 收尾 CTA ---------- */
.cta-band{
  background:linear-gradient(135deg,#1F2127 0%,#17181C 62%,#2A1714 100%);
  color:#fff;
  border-radius:22px;
  padding:52px 48px;
  display:grid;
  grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);
  gap:32px;
  align-items:center;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-90px;top:-90px;
  width:300px;height:300px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(232,70,43,.36), transparent 68%);
}
.cta-band > *{position:relative;z-index:2;}
.cta-band h2{font-size:clamp(22px,3vw,30px);font-weight:800;line-height:1.4;color:#fff;}
.cta-band p{margin-top:14px;color:rgba(255,255,255,.74);font-size:16px;max-width:36em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.cta-note{margin-top:18px;font-size:13px;color:rgba(255,255,255,.56);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-ink);
  color:#fff;
  padding:72px 0 28px;
  margin-top:var(--sec);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
}
.footer-brand{display:flex;flex-direction:column;line-height:1.1;margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;font-size:19px;font-weight:800;}
.footer-brand .brand-sub{color:var(--c-primary);font-size:11px;letter-spacing:.34em;margin-top:4px;}
.site-footer p{color:rgba(255,255,255,.60);font-size:14px;line-height:1.9;}
.site-footer h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.site-footer a{color:rgba(255,255,255,.60);font-size:14px;line-height:2.2;}
.site-footer a:hover{color:var(--c-accent);}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  justify-content:space-between;
  font-size:13px;
  color:rgba(255,255,255,.48);
}
.footer-bottom a{color:rgba(255,255,255,.68);font-size:13px;}

/* ---------- 滚动渐入 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 480ms ease,transform 480ms ease;}
.reveal.is-in{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--sec:72px;}
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-media{order:-1;}
  .page-hero{padding:132px 0 52px;}
  .prepare{grid-template-columns:repeat(2,minmax(0,1fr));}
  .prepare-item:nth-child(3){border-left:0;}
  .prepare-item:nth-child(n+3){border-top:1px solid var(--c-border);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{grid-template-columns:1fr;padding:44px 34px;}
  .cta-actions{justify-content:flex-start;}
}
@media (max-width:767px){
  :root{--sec:56px;--pad-desk:18px;}
  body{font-size:15.5px;}
  .pill-nav{padding:8px 10px 8px 16px;gap:12px;}
  .nav-right .btn{display:none;}
  .step-row{grid-template-columns:1fr;gap:22px;padding:26px 0;}
  .step-row.flip .step-media{order:0;}
  .cards-row > .cell{margin-bottom:0;}
  .cross-band{grid-template-columns:1fr;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{flex:1 1 220px;}
  .hero-points{flex-direction:column;gap:10px;}
  .section-head{margin-bottom:32px;}
  .cta-band{padding:34px 22px;border-radius:18px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:56px 0 24px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:519px){
  .page-hero{padding:118px 0 40px;}
  .hero-title{font-size:26px;}
  .hero-sub{font-size:15.5px;}
  .prepare{grid-template-columns:1fr;}
  .prepare-item{border-left:0;border-top:1px solid var(--c-border);padding:22px 18px;}
  .prepare-item:first-child{border-top:0;}
  .card-body{padding:18px 18px 16px;}
  .faq-q{font-size:15.5px;padding:16px 16px;}
  .faq-a-inner{padding:14px 16px 18px;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .reveal{opacity:1;transform:none;}
}