/* roulang page: index */
:root{
  --c-primary:#6C2BD9;--c-primary-d:#551FB0;--c-primary-l:#F1EAFE;
  --c-accent:#FFA51F;--c-accent-d:#E8880A;
  --c-ink:#17102B;--c-ink-2:#4E4863;--c-ink-3:#8A84A0;
  --c-bg:#FAF8FE;--c-surface:#FFFFFF;--c-dark:#1B1035;--c-line:#E7E2F4;--c-ok:#17B890;
  --r-xs:8px;--r-sm:12px;--r-md:18px;--r-lg:28px;--r-pill:999px;
  --sh-1:0 2px 6px rgba(27,16,53,.05);
  --sh-2:0 12px 28px rgba(27,16,53,.08);
  --sh-3:0 22px 48px rgba(27,16,53,.14);
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,Arial,sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-ink);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 .2s ease}
a:hover{color:var(--c-primary-d);text-decoration:underline;text-decoration-color:var(--c-accent);text-decoration-thickness:2px;text-underline-offset:3px}
button,input{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:3px solid rgba(108,43,217,.35);outline-offset:2px;border-radius:var(--r-xs)}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;width:100%}
@media (min-width:1200px){.container{max-width:1200px}}
.row{--bs-gutter-x:24px;--bs-gutter-y:24px}

/* ============ 头部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;background:var(--c-surface);
  border-bottom:1px solid var(--c-line);transition:box-shadow .3s ease,background .3s ease;
}
.site-header.scrolled{box-shadow:var(--sh-1);background:rgba(255,255,255,.96)}
.nav-wrap{position:relative;display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.nav-side{display:flex;align-items:center;gap:28px;flex:1;min-width:0}
.nav-side.nav-right{justify-content:flex-end}
.nav-link-x{
  position:relative;font-size:15px;font-weight:600;color:var(--c-ink-2);padding:6px 0;white-space:nowrap;
}
.nav-link-x:hover{color:var(--c-primary);text-decoration:none}
.nav-link-x.active{color:var(--c-ink)}
.nav-link-x.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;background:var(--c-accent);
}
.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:var(--c-ink);white-space:nowrap;letter-spacing:.2px}
.brand:hover{color:var(--c-primary);text-decoration:none}
.brand-mark{position:relative;display:inline-block;width:24px;height:24px;border-radius:8px;background:var(--c-primary);flex:0 0 auto}
.brand-mark::after{
  content:"";position:absolute;left:6px;top:6px;width:12px;height:12px;background:var(--c-accent);
  clip-path:polygon(0 0,100% 50%,0 100%);
}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--c-line);
  border-radius:var(--r-xs);background:var(--c-surface);cursor:pointer;flex:0 0 auto;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ============ 按钮 ============ */
.btn{
  border-radius:var(--r-pill);font-weight:600;font-size:15px;line-height:1.4;
  padding:.75rem 1.6rem;border:1.5px solid transparent;transition:background .25s ease,color .25s ease,transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;
}
.btn:hover{text-decoration:none}
.btn-primary-x{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.btn-primary-x:hover{background:var(--c-primary-d);border-color:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary-x:active{transform:translateY(0);box-shadow:none}
.btn-line{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-line:hover{background:var(--c-primary-l);color:var(--c-primary-d);border-color:var(--c-primary-d);transform:translateY(-1px)}
.btn-line:active{transform:translateY(0)}
.btn-light-x{background:#fff;border-color:#fff;color:var(--c-primary-d)}
.btn-light-x:hover{background:var(--c-primary-l);border-color:var(--c-primary-l);color:var(--c-primary-d);transform:translateY(-1px)}
.btn-lg-x{padding:.9rem 2rem;font-size:16px}
.nav-cta{font-size:14px;padding:.6rem 1.25rem}

/* ============ Hero ============ */
.hero{position:relative;margin-top:68px;min-height:580px;display:flex;align-items:center;overflow:hidden;background:var(--c-dark)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(27,16,53,.88) 0%,rgba(27,16,53,.72) 42%,rgba(27,16,53,.34) 100%);
}
.hero-inner{position:relative;z-index:2;text-align:center;color:#fff;padding:96px 0 88px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:var(--r-pill);
  background:rgba(255,165,31,.16);border:1px solid rgba(255,165,31,.45);color:#FFC165;
  font-size:13px;font-weight:600;letter-spacing:.5px;margin-bottom:22px;
}
.hero h1{
  font-size:clamp(30px,4.2vw,46px);line-height:1.25;font-weight:700;letter-spacing:.5px;
  margin:0 auto;max-width:900px;
}
.hero-sub{
  margin:20px auto 0;max-width:680px;font-size:18px;line-height:1.8;color:rgba(255,255,255,.84);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:36px}
.hero-trust{display:flex;flex-wrap:wrap;justify-content:center;gap:0;margin-top:40px}
.hero-trust li{
  position:relative;font-size:14px;color:rgba(255,255,255,.78);padding:0 22px;
}
.hero-trust li + li::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:14px;background:rgba(255,255,255,.28);
}
.hero-trust li:first-child{padding-left:0}
.hero-trust li:last-child{padding-right:0}

/* ============ 板块通用 ============ */
.section{padding:72px 0}
.section-alt{background:var(--c-surface)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head h2{font-size:clamp(24px,3vw,32px);line-height:1.3;font-weight:700;letter-spacing:.3px}
.section-head p{margin-top:10px;font-size:15px;color:var(--c-ink-2);max-width:680px}
.section-more{font-size:15px;font-weight:600;white-space:nowrap}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:2px;color:var(--c-primary);
  padding-bottom:6px;border-bottom:2px solid var(--c-accent);margin-bottom:16px;
}

/* ============ S2 品牌主张 ============ */
.claim-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.claim-text h2{font-size:clamp(24px,3vw,32px);line-height:1.3;font-weight:700;margin-bottom:20px}
.claim-text p{font-size:16px;line-height:1.85;color:var(--c-ink-2);margin-bottom:16px}
.claim-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;margin-top:8px}
.claim-media{position:relative}
.claim-media img{border-radius:var(--r-lg);width:100%;aspect-ratio:4/3;object-fit:cover;box-shadow:var(--sh-2);position:relative;z-index:1}
.claim-media::after{
  content:"";position:absolute;inset:0;border:2px solid var(--c-primary);border-radius:var(--r-lg);
  transform:translate(24px,24px);z-index:0;
}

/* ============ S3 交替图文 ============ */
.story-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.story-row + .story-row{margin-top:72px}
.story-row.reverse .story-media{order:2}
.story-media img{border-radius:var(--r-lg);width:100%;aspect-ratio:16/11;object-fit:cover;box-shadow:var(--sh-2)}
.story-body h3{font-size:21px;line-height:1.4;font-weight:600;margin-bottom:16px}
.story-body p{font-size:16px;line-height:1.85;color:var(--c-ink-2);margin-bottom:20px}
.point-list li{position:relative;padding-left:20px;font-size:15px;line-height:1.8;color:var(--c-ink-2);margin-bottom:10px}
.point-list li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--c-primary);
}

/* ============ 卡片通用 ============ */
.card-x{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-2);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.card-x:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#DCD3F5;text-decoration:none}
.card-thumb{overflow:hidden;aspect-ratio:16/9;background:var(--c-primary-l)}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card-x:hover .card-thumb img{transform:scale(1.04)}
.card-body{padding:24px;display:flex;flex-direction:column;flex:1}
.badge-soft{
  display:inline-block;background:var(--c-primary-l);color:var(--c-primary);border-radius:var(--r-pill);
  font-size:13px;font-weight:600;padding:3px 12px;line-height:1.6;align-self:flex-start;
}
.badge-accent{background:rgba(255,165,31,.16);color:var(--c-accent-d)}
.card-title{font-size:18px;line-height:1.5;font-weight:600;color:var(--c-ink);margin-top:14px}
.card-desc{font-size:15px;line-height:1.8;color:var(--c-ink-2);margin-top:10px}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:18px;
  font-size:14px;color:var(--c-ink-3);
}
.card-foot .go{font-weight:600;color:var(--c-primary)}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ============ S4 精选内容卡 7+5 ============ */
.feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:stretch}
.feature-main .card-thumb{aspect-ratio:16/9}
.feature-side{display:flex;flex-direction:column;gap:24px}
.mini-card{
  display:flex;gap:18px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-2);padding:18px;flex:1;align-items:center;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#DCD3F5;text-decoration:none}
.mini-thumb{flex:0 0 34%;border-radius:var(--r-sm);overflow:hidden;aspect-ratio:4/3;background:var(--c-primary-l)}
.mini-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.mini-card:hover .mini-thumb img{transform:scale(1.04)}
.mini-body{flex:1;min-width:0}
.mini-body h3{font-size:17px;line-height:1.5;font-weight:600;color:var(--c-ink);margin-top:10px}
.mini-meta{font-size:14px;color:var(--c-ink-3);margin-top:10px}

/* ============ S5 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);box-shadow:var(--sh-2);overflow:hidden;height:100%;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#DCD3F5;text-decoration:none}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-primary-l)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:22px;display:flex;flex-direction:column;flex:1}
.news-title{font-size:17px;line-height:1.5;font-weight:600;color:var(--c-ink);margin-top:12px}
.news-sum{font-size:14.5px;line-height:1.75;color:var(--c-ink-2);margin-top:10px}
.news-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:16px;
  font-size:14px;color:var(--c-ink-3);
}
.news-foot .go{font-weight:600;color:var(--c-primary)}
.news-empty{
  grid-column:1/-1;min-height:260px;border:1px dashed var(--c-line);border-radius:var(--r-md);
  background:linear-gradient(180deg,#FDFCFF,var(--c-primary-l));
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:40px 24px;text-align:center;
}
.news-empty svg{width:48px;height:48px;stroke:var(--c-primary);fill:none;stroke-width:1.6}
.news-empty p{font-size:15px;color:var(--c-ink-2)}

/* ============ S6 信任背书 ============ */
.trust-block{background:var(--c-primary-l);border-radius:var(--r-lg);padding:48px 40px}
.trust-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.trust-metrics .metric{position:relative;text-align:center;padding:0 16px}
.trust-metrics .metric + .metric::before{
  content:"";position:absolute;left:0;top:12%;height:76%;width:1px;background:rgba(108,43,217,.18);
}
.metric-num{font-size:32px;font-weight:700;color:var(--c-primary);line-height:1.2}
.metric-label{font-size:14px;color:var(--c-ink-2);margin-top:8px}
.trust-notes{margin-top:36px;display:grid;grid-template-columns:1fr 1fr;gap:20px}
.note-row{
  display:flex;gap:16px;align-items:flex-start;background:var(--c-surface);border-radius:var(--r-md);
  padding:20px;border:1px solid var(--c-line);
}
.seal{
  flex:0 0 auto;width:46px;height:46px;border:2px solid var(--c-accent);border-radius:10px;
  display:flex;align-items:center;justify-content:center;color:var(--c-accent-d);font-size:12px;font-weight:700;
  letter-spacing:1px;line-height:1.2;text-align:center;
}
.note-row p{font-size:15px;line-height:1.8;color:var(--c-ink-2)}

/* ============ S7 订阅 CTA ============ */
.cta-block{
  background:var(--c-dark);border-radius:var(--r-lg);padding:56px 48px;color:#fff;
  display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;
}
.cta-block h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;font-weight:700}
.cta-block .desc{margin-top:14px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.76);max-width:460px}
.subscribe-form{display:flex;gap:12px;flex-wrap:wrap}
.subscribe-form input{
  flex:1 1 240px;min-width:0;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.24);
  border-radius:var(--r-pill);padding:.8rem 1.3rem;color:#fff;font-size:15px;transition:border-color .2s,box-shadow .2s;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.5)}
.subscribe-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(108,43,217,.35)}
.form-tip{font-size:13px;color:rgba(255,255,255,.58);margin-top:12px;width:100%}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.68);max-width:300px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-tags span{
  font-size:12.5px;padding:3px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.7);
}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.68)}
.footer-col a:hover{color:#fff;text-decoration-color:var(--c-accent)}
.footer-col p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.68)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:48px;padding-top:24px;
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-links{display:flex;flex-wrap:wrap;gap:20px}
.footer-links a{font-size:13.5px;color:rgba(255,255,255,.55)}

/* ============ 移动抽屉 ============ */
.offcanvas-x{background:var(--c-surface);width:100%;max-width:360px}
.offcanvas-x .offcanvas-header{border-bottom:1px solid var(--c-line);padding:18px 22px}
.offcanvas-x .offcanvas-body{padding:12px 22px 24px;display:flex;flex-direction:column}
.mobile-nav-list li{border-bottom:1px solid var(--c-line)}
.mobile-nav-list a{
  display:flex;align-items:center;height:52px;font-size:16px;font-weight:600;color:var(--c-ink-2);
}
.mobile-nav-list a.active{color:var(--c-primary)}
.mobile-cta{margin-top:auto;padding-top:24px}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .container{max-width:960px}
  .hero h1{font-size:clamp(28px,4vw,40px)}
  .feature-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:991.98px){
  .section{padding:64px 0}
  .nav-wrap{height:64px}
  .brand{position:absolute;left:50%;transform:translateX(-50%);font-size:17px}
  .claim-grid{grid-template-columns:1fr;gap:40px}
  .claim-media::after{transform:translate(14px,14px)}
  .story-row{grid-template-columns:1fr;gap:28px}
  .story-row.reverse .story-media{order:0}
  .feature-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .trust-metrics{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .trust-metrics .metric:nth-child(3)::before{display:none}
  .trust-notes{grid-template-columns:1fr}
  .cta-block{grid-template-columns:1fr;padding:44px 32px;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:767.98px){
  .section{padding:56px 0}
  .hero{min-height:0}
  .hero-inner{padding:72px 0 64px}
  .hero-overlay{background:linear-gradient(160deg,rgba(27,16,53,.9) 0%,rgba(27,16,53,.8) 55%,rgba(27,16,53,.72) 100%)}
  .hero-sub{font-size:16px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-trust{flex-direction:column;gap:10px;align-items:center}
  .hero-trust li{padding:0}
  .hero-trust li + li::before{display:none}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .news-grid{grid-template-columns:1fr}
  .trust-block{padding:34px 22px}
  .trust-metrics{grid-template-columns:1fr;gap:24px 0}
  .trust-metrics .metric + .metric::before{display:none}
  .trust-metrics .metric{border-top:1px solid rgba(108,43,217,.16);padding-top:20px}
  .trust-metrics .metric:first-child{border-top:0;padding-top:0}
  .mini-card{flex-direction:column;align-items:stretch}
  .mini-thumb{flex:0 0 auto;aspect-ratio:16/9}
  .cta-block{padding:36px 22px}
  .subscribe-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:575.98px){
  .container{padding-left:18px;padding-right:18px}
  .hero h1{font-size:28px}
  .section-head h2{font-size:23px}
  .card-body,.news-body{padding:18px}
  .btn{font-size:14.5px}
}

/* roulang page: category1 */
:root{
  --c-primary:#6C2BD9;
  --c-primary-d:#551FB0;
  --c-primary-l:#F1EAFE;
  --c-accent:#FFA51F;
  --c-accent-d:#E8880A;
  --c-ink:#17102B;
  --c-ink-2:#4E4863;
  --c-ink-3:#8A84A0;
  --c-bg:#FAF8FE;
  --c-surface:#FFFFFF;
  --c-dark:#1B1035;
  --c-line:#E7E2F4;
  --c-ok:#17B890;
  --r-xs:8px;--r-sm:12px;--r-md:18px;--r-lg:28px;--r-pill:999px;
  --sh-1:0 2px 6px rgba(27,16,53,.05);
  --sh-2:0 12px 28px rgba(27,16,53,.08);
  --sh-3:0 22px 48px rgba(27,16,53,.14);
  --bs-primary:#6C2BD9;
  --bs-primary-rgb:108,43,217;
  --bs-link-color:#6C2BD9;
  --bs-link-hover-color:#551FB0;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,Arial,sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-d);text-decoration:underline;text-decoration-color:var(--c-accent);text-decoration-thickness:2px;text-underline-offset:3px;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--c-ink);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:3px solid rgba(108,43,217,.35);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(108,43,217,.18);}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.88);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sh-1);}
.nav-wrap{display:flex;align-items:center;gap:20px;height:68px;}
.nav-side{display:flex;align-items:center;gap:26px;flex:1;margin:0;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link-x{position:relative;display:inline-block;font-size:15px;font-weight:600;color:var(--c-ink-2);padding:4px 0;white-space:nowrap;}
.nav-link-x::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;border-radius:2px;
  background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav-link-x:hover{color:var(--c-primary);text-decoration:none;}
.nav-link-x:hover::after,.nav-link-x.active::after{transform:scaleX(1);}
.nav-link-x.active{color:var(--c-ink);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  position:relative;width:26px;height:26px;border-radius:9px;flex:0 0 26px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-primary-d));
  box-shadow:0 6px 14px rgba(108,43,217,.28);
}
.brand-mark::after{
  content:"";position:absolute;left:7px;top:7px;width:12px;height:12px;border-radius:3px;
  background:var(--c-accent);transform:rotate(20deg) skewX(-12deg);
}
.brand-text{font-size:20px;font-weight:700;color:var(--c-ink);letter-spacing:.5px;white-space:nowrap;}
.btn-primary-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--c-primary);color:#fff;border:1.5px solid var(--c-primary);
  border-radius:var(--r-pill);padding:.75rem 1.6rem;font-size:15px;font-weight:600;
  line-height:1.4;cursor:pointer;transition:background .25s ease,transform .25s ease,box-shadow .25s ease,color .25s ease;
  box-shadow:var(--sh-1);
}
.btn-primary-x:hover{background:var(--c-primary-d);border-color:var(--c-primary-d);color:#fff;text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary-x:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--c-primary);border:1.5px solid var(--c-primary);
  border-radius:var(--r-pill);padding:.75rem 1.6rem;font-size:15px;font-weight:600;
  line-height:1.4;cursor:pointer;transition:background .25s ease,color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.btn-ghost-x:hover{background:var(--c-primary-l);color:var(--c-primary-d);text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-ghost-x:active{transform:translateY(0);}
.nav-cta{padding:.6rem 1.25rem;font-size:14.5px;}
.nav-toggle{
  width:44px;height:44px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  background:#fff;display:inline-flex;align-items:center;justify-content:center;padding:0;cursor:pointer;
}
.nav-toggle span{position:relative;display:block;width:20px;height:2px;border-radius:2px;background:var(--c-ink);}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:20px;height:2px;border-radius:2px;background:var(--c-ink);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
#mobileNav{width:100%;max-width:100%;border:none;}
#mobileNav .offcanvas-header{border-bottom:1px solid var(--c-line);padding:18px 24px;}
#mobileNav .offcanvas-body{display:flex;flex-direction:column;padding:8px 24px 28px;}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  display:flex;align-items:center;height:52px;font-size:16px;font-weight:600;color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.drawer-nav a:hover{color:var(--c-primary);text-decoration:none;}
.drawer-nav a.active{color:var(--c-primary);}
.drawer-nav a.active::after{content:"当前";margin-left:auto;font-size:12px;font-weight:600;color:var(--c-primary);background:var(--c-primary-l);border-radius:var(--r-pill);padding:2px 10px;}
.drawer-cta{margin-top:28px;width:100%;}

/* ===== 首屏 ===== */
.page-hero{
  position:relative;padding:52px 0 72px;color:#fff;
  background-color:var(--c-dark);
  background-image:linear-gradient(rgba(27,16,53,.84),rgba(27,16,53,.72)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
}
.breadcrumb-x{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:26px;}
.breadcrumb-x a{color:rgba(255,255,255,.82);}
.breadcrumb-x a:hover{color:#fff;text-decoration-color:var(--c-accent);}
.breadcrumb-x .sep{opacity:.5;}
.breadcrumb-x .current{color:rgba(255,255,255,.6);}
.page-hero h1{
  color:#fff;font-size:clamp(30px,4.2vw,46px);line-height:1.25;font-weight:700;
  max-width:760px;letter-spacing:.5px;
}
.page-hero h1 .hl{
  position:relative;display:inline-block;
}
.page-hero h1 .hl::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:2px;background:var(--c-accent);border-radius:2px;
}
.hero-lead{margin-top:18px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.86);max-width:660px;}
.hero-figure{margin-top:44px;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-3);}
.hero-figure img{width:100%;aspect-ratio:16/7;object-fit:cover;}

/* ===== 板块 ===== */
.section{padding:88px 0;}
.section-alt{background:var(--c-surface);}
.section-tint{background:linear-gradient(180deg,var(--c-primary-l),rgba(241,234,254,0));}
.sec-head{max-width:740px;margin-bottom:44px;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-l);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:16px;letter-spacing:.5px;
}
.sec-head h2{font-size:clamp(24px,2.6vw,31px);line-height:1.35;}
.sec-sub{margin-top:14px;font-size:16px;line-height:1.85;color:var(--c-ink-2);}

/* 核对清单 */
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.check-item{
  display:flex;gap:16px;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.check-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#DED4F7;}
.check-num{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;background:var(--c-primary-l);
  color:var(--c-primary);font-size:15px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.check-item h3{font-size:18px;font-weight:600;margin-bottom:8px;}
.check-item p{font-size:15px;line-height:1.8;color:var(--c-ink-2);}
.note-bar{
  margin-top:28px;display:flex;gap:14px;align-items:flex-start;
  background:rgba(255,165,31,.12);border:1px solid rgba(255,165,31,.32);
  border-radius:var(--r-md);padding:18px 22px;
}
.note-bar .dot{flex:0 0 8px;width:8px;height:8px;border-radius:50%;background:var(--c-accent-d);margin-top:12px;}
.note-bar p{font-size:15px;line-height:1.8;color:#7A4A05;}

/* 图文交替 */
.media-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.media-row + .media-row{margin-top:80px;}
.media-figure{position:relative;}
.media-figure::before{
  content:"";position:absolute;left:-16px;bottom:-16px;width:120px;height:120px;
  border-radius:24px;background:var(--c-primary-l);z-index:0;
}
.media-figure img{
  position:relative;z-index:1;width:100%;aspect-ratio:16/11;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--sh-2);
}
.media-row.reverse .media-figure{order:2;}
.media-body h3{font-size:clamp(20px,2vw,22px);font-weight:600;line-height:1.4;}
.media-body p{margin-top:16px;font-size:16px;line-height:1.9;color:var(--c-ink-2);}
.point-list{margin-top:22px;display:grid;gap:12px;}
.point-list li{position:relative;padding-left:20px;font-size:15.5px;line-height:1.8;color:var(--c-ink-2);}
.point-list li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--c-primary);
}
.media-body .inline-link{display:inline-block;margin-top:22px;font-size:15px;font-weight:600;}

/* FAQ */
.faq-wrap{max-width:880px;}
.faq-acc .accordion-item{background:transparent;border:none;border-bottom:1px solid var(--c-line);border-radius:0;}
.faq-acc .accordion-button{
  position:relative;background:transparent;box-shadow:none;border:none;border-radius:0 !important;
  padding:24px 52px 24px 0;font-size:17px;font-weight:600;color:var(--c-ink);
  transition:color .25s ease;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--c-primary);background:transparent;box-shadow:none;}
.faq-acc .accordion-button:hover{color:var(--c-primary);}
.faq-acc .accordion-button:focus{box-shadow:none;outline:3px solid rgba(108,43,217,.35);outline-offset:-3px;}
.faq-acc .accordion-button::after{display:none;}
.faq-icon{position:absolute;right:8px;top:50%;width:16px;height:16px;transform:translateY(-50%);}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--c-primary);border-radius:2px;
  transition:transform .25s ease,opacity .25s ease;
}
.faq-icon::before{left:0;top:7px;width:16px;height:2px;}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;}
.faq-acc .accordion-button:not(.collapsed) .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-acc .accordion-body{padding:0 52px 26px 0;font-size:15.5px;line-height:1.9;color:var(--c-ink-2);}

/* CTA */
.cta-block{
  background:var(--c-dark);border-radius:var(--r-lg);padding:56px;
  display:grid;grid-template-columns:1fr auto;gap:36px;align-items:center;
  box-shadow:var(--sh-3);
}
.cta-block h2{color:#fff;font-size:clamp(23px,2.4vw,30px);line-height:1.35;}
.cta-block .cta-desc{margin-top:14px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.76);max-width:620px;}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:flex-start;}
.cta-actions .btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--c-accent);color:#3B2400;border:1.5px solid var(--c-accent);
  border-radius:var(--r-pill);padding:.8rem 1.7rem;font-size:15px;font-weight:700;
  transition:background .25s ease,transform .25s ease,box-shadow .25s ease,color .25s ease;box-shadow:var(--sh-2);
}
.cta-actions .btn-accent:hover{background:var(--c-accent-d);border-color:var(--c-accent-d);color:#241500;text-decoration:none;transform:translateY(-1px);}
.cta-actions .link-light{color:rgba(255,255,255,.82);font-size:15px;font-weight:600;}
.cta-actions .link-light:hover{color:#fff;text-decoration-color:var(--c-accent);}

/* 页脚 */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:320px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}
.footer-tags span{
  font-size:13px;font-weight:600;color:rgba(255,255,255,.86);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-pill);padding:4px 12px;
}
.footer-col h4{color:#fff;font-size:16px;font-weight:600;margin-bottom:18px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.72);}
.footer-col a:hover{color:#fff;text-decoration-color:var(--c-accent);}
.footer-col p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.12);padding:24px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-links{display:flex;flex-wrap:wrap;gap:20px;}
.footer-links a{font-size:13.5px;color:rgba(255,255,255,.62);}
.footer-links a:hover{color:#fff;}

/* ===== 响应式 ===== */
@media (max-width:1199.98px){
  .media-row{gap:40px;}
  .cta-block{padding:48px;}
}
@media (max-width:991.98px){
  .section{padding:64px 0;}
  .check-list{grid-template-columns:1fr;}
  .media-row{grid-template-columns:1fr;gap:32px;}
  .media-row.reverse .media-figure{order:0;}
  .media-row + .media-row{margin-top:64px;}
  .cta-block{grid-template-columns:1fr;padding:40px 32px;}
  .cta-actions{flex-direction:row;flex-wrap:wrap;align-items:center;gap:18px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px;}
  .brand{margin:0 auto;}
  .nav-wrap{justify-content:space-between;}
}
@media (max-width:767.98px){
  .section{padding:56px 0;}
  .page-hero{padding:36px 0 52px;}
  .page-hero h1{font-size:30px;}
  .hero-lead{font-size:16px;}
  .hero-figure{margin-top:30px;}
  .hero-figure img{aspect-ratio:16/9;}
  .sec-head{margin-bottom:32px;}
  .cta-block{padding:32px 24px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn-accent{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575.98px){
  .container{padding-left:18px;padding-right:18px;}
  .page-hero h1{font-size:27px;}
  .check-item{padding:20px;}
  .media-figure::before{width:84px;height:84px;left:-10px;bottom:-10px;}
  .faq-acc .accordion-button{font-size:16px;padding-right:44px;}
  .faq-acc .accordion-body{padding-right:8px;}
}

/* roulang page: article */
:root{
  --c-primary:#6C2BD9;
  --c-primary-d:#551FB0;
  --c-primary-l:#F1EAFE;
  --c-accent:#FFA51F;
  --c-accent-d:#E8880A;
  --c-ink:#17102B;
  --c-ink-2:#4E4863;
  --c-ink-3:#8A84A0;
  --c-bg:#FAF8FE;
  --c-surface:#FFFFFF;
  --c-dark:#1B1035;
  --c-line:#E7E2F4;
  --c-ok:#17B890;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:18px;
  --r-lg:28px;
  --r-pill:999px;
  --sh-1:0 2px 6px rgba(27,16,53,.05);
  --sh-2:0 12px 28px rgba(27,16,53,.08);
  --sh-3:0 22px 48px rgba(27,16,53,.14);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;

  --bs-primary:#6C2BD9;
  --bs-primary-rgb:108,43,217;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,Arial,sans-serif;
  --bs-body-color:#17102B;
  --bs-body-bg:#FAF8FE;
  --bs-border-color:#E7E2F4;
  --bs-link-color:#6C2BD9;
  --bs-link-hover-color:#551FB0;
  --bs-border-radius:12px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--c-primary-d);text-decoration:underline;text-decoration-color:var(--c-accent);text-decoration-thickness:2px;text-underline-offset:3px}
h1,h2,h3,h4{margin:0;color:var(--c-ink);letter-spacing:.2px}
p{margin:0 0 1em}
ul,ol{margin:0}
button,input{font-family:inherit}
:focus-visible{outline:3px solid rgba(108,43,217,.35);outline-offset:2px;border-radius:6px}

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

/* ---------- 按钮 ---------- */
.btn{border-radius:var(--r-pill);font-weight:600;transition:background-color .25s ease,color .25s ease,border-color .25s ease,transform .25s ease,box-shadow .25s ease}
.btn:focus,.btn:active:focus{box-shadow:0 0 0 3px rgba(108,43,217,.25)}
.btn-primary-x{
  background:var(--c-primary);
  border:1.5px solid var(--c-primary);
  color:#fff;
  border-radius:var(--r-pill);
  padding:.75rem 1.6rem;
  font-size:15px;
  line-height:1.2;
  font-weight:600;
}
.btn-primary-x:hover{background:var(--c-primary-d);border-color:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);text-decoration:none}
.btn-primary-x:active{transform:translateY(0);box-shadow:none}
.btn-ghost-x{
  background:transparent;
  border:1.5px solid var(--c-primary);
  color:var(--c-primary);
  border-radius:var(--r-pill);
  padding:.75rem 1.6rem;
  font-size:15px;
  line-height:1.2;
  font-weight:600;
}
.btn-ghost-x:hover{background:var(--c-primary-l);color:var(--c-primary-d);border-color:var(--c-primary);text-decoration:none}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(250,248,254,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:background-color .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sh-1);border-bottom-color:var(--c-line)}
.nav-wrap{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;height:68px}
.nav-side{display:flex;align-items:center;gap:28px;list-style:none;margin:0;padding:0}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end}
.nav-link-x{position:relative;font-size:15px;font-weight:600;color:var(--c-ink-2);padding:6px 0}
.nav-link-x:hover{color:var(--c-primary);text-decoration:none}
.nav-link-x::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-link-x:hover::after,.nav-link-x.active::after{transform:scaleX(1)}
.nav-link-x.active{color:var(--c-primary)}
.nav-cta{padding:.55rem 1.25rem;font-size:14px}
.brand{display:inline-flex;align-items:center;gap:10px;justify-self:center}
.brand:hover{text-decoration:none}
.brand-mark{position:relative;width:24px;height:24px;border-radius:8px;background:var(--c-primary);flex:0 0 24px;overflow:hidden}
.brand-mark::after{content:"";position:absolute;left:6px;top:5px;width:12px;height:12px;background:var(--c-accent);border-radius:3px;clip-path:polygon(0 0,100% 0,100% 62%,38% 100%)}
.brand-text{font-size:19px;font-weight:700;color:var(--c-ink);letter-spacing:.5px;white-space:nowrap}
.nav-toggle{width:42px;height:42px;border:1px solid var(--c-line);background:#fff;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;padding:0}
.nav-toggle span{display:block;position:relative;width:18px;height:2px;border-radius:2px;background:var(--c-ink)}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--c-ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

.mobile-nav{background:var(--c-surface);border:0;width:86vw;max-width:360px}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--c-line);padding:16px 20px;align-items:center}
.mobile-nav .offcanvas-body{padding:8px 20px 24px;display:flex;flex-direction:column}
.m-link{display:flex;align-items:center;height:52px;font-size:16px;font-weight:600;color:var(--c-ink);border-bottom:1px solid var(--c-line)}
.m-link:hover{color:var(--c-primary);text-decoration:none}
.m-link.active{color:var(--c-primary)}
.btn-close-x{width:36px;height:36px;border-radius:10px;border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);font-size:20px;line-height:1;display:inline-flex;align-items:center;justify-content:center}
.btn-close-x:hover{background:var(--c-primary-l);color:var(--c-primary)}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--c-primary-l);border-bottom:1px solid var(--c-line);padding:14px 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-3);line-height:1.6}
.crumb a{color:var(--c-primary);font-weight:500}
.crumb .sep{color:#C3BBDB}
.crumb-cur{color:var(--c-ink-3)}

/* ---------- 文章头部 ---------- */
.article-head{background:#fff;border-bottom:1px solid var(--c-line);padding:48px 0 36px}
.article-head-inner{max-width:820px}
.badge-cat{display:inline-block;background:var(--c-primary-l);color:var(--c-primary);border-radius:var(--r-pill);padding:5px 14px;font-size:13px;font-weight:600;line-height:1.6}
.badge-accent{display:inline-block;background:rgba(255,165,31,.16);color:var(--c-accent-d);border-radius:var(--r-pill);padding:5px 14px;font-size:13px;font-weight:600;line-height:1.6}
.article-title{font-size:clamp(30px,4.2vw,46px);line-height:1.25;font-weight:700;margin:18px 0 0;max-width:860px}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:18px;font-size:14px;color:var(--c-ink-3)}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#CFC8E4;display:inline-block}
.meta-row .meta-strong{color:var(--c-ink-2);font-weight:600}
.head-rule{height:1px;background:var(--c-line);border:0;margin:30px 0 0}

/* ---------- 正文布局 ---------- */
.article-main{padding:48px 0 72px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
.article-body{max-width:760px;font-size:17px;line-height:2;color:var(--c-ink-2);min-height:320px}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  font-size:28px;line-height:1.35;font-weight:700;color:var(--c-ink);
  margin:2em 0 .8em;padding-left:14px;border-left:4px solid var(--c-primary);
  scroll-margin-top:88px;
}
.article-body h3{font-size:21px;line-height:1.45;font-weight:600;color:var(--c-ink);margin:1.7em 0 .6em;scroll-margin-top:88px}
.article-body h4{font-size:18px;font-weight:600;color:var(--c-ink);margin:1.4em 0 .5em}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:24px}
.article-body ul{list-style:none;padding-left:22px}
.article-body ul li{position:relative}
.article-body ul li::before{content:"";position:absolute;left:-16px;top:.88em;width:6px;height:6px;border-radius:50%;background:var(--c-primary)}
.article-body ol{list-style:decimal}
.article-body ol li::marker{color:var(--c-primary);font-weight:700}
.article-body li{margin:.4em 0}
.article-body blockquote{
  margin:1.6em 0;padding:20px 24px;background:var(--c-primary-l);
  border-left:3px solid var(--c-accent);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--c-ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:14px;margin:1.6em auto;height:auto}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--c-ink-3);text-align:center;margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;font-size:15.5px;margin:1.6em 0;border-radius:12px;overflow:hidden;box-shadow:inset 0 0 0 1px var(--c-line)}
.article-body th{background:var(--c-primary-l);color:var(--c-primary);text-align:left;font-weight:600;padding:12px 14px}
.article-body td{padding:12px 14px;border-top:1px solid var(--c-line)}
.article-body tbody tr:nth-child(even){background:#FBF9FF}
.article-body code{background:var(--c-primary-l);color:var(--c-primary-d);padding:2px 6px;border-radius:6px;font-size:.92em}
.article-body pre{background:var(--c-dark);color:#EDE9FA;padding:20px;border-radius:var(--r-sm);overflow:auto;margin:1.6em 0;font-size:14.5px;line-height:1.8}
.article-body pre code{background:transparent;color:inherit;padding:0}
.article-body a{text-decoration:underline;text-decoration-color:var(--c-accent);text-decoration-thickness:2px;text-underline-offset:3px}
.article-body hr{border:0;height:1px;background:var(--c-line);margin:2em 0}

/* ---------- 空态 ---------- */
.empty-state{
  background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-md);
  padding:56px 24px;min-height:300px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:16px;text-align:center;
}
.empty-state svg{width:46px;height:46px;color:var(--c-primary)}
.empty-state h2{font-size:22px;font-weight:700}
.empty-state p{font-size:15px;color:var(--c-ink-3);margin:0}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-1);padding:22px}
.side-card h3{font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px;margin-bottom:14px}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--c-accent)}
.side-list{list-style:none;margin:0;padding:0}
.side-list li + li{margin-top:2px}
.side-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14.5px;color:var(--c-ink-2);padding:8px 10px;border-radius:10px;border-left:2px solid transparent;transition:all .2s ease}
.side-list a:hover{background:var(--c-primary-l);color:var(--c-primary);border-left-color:var(--c-primary);text-decoration:none}
.side-list .arrow{color:var(--c-ink-3);font-size:13px}
.side-tip{font-size:14px;line-height:1.85;color:var(--c-ink-2);margin:0}
.side-note{font-size:13px;color:var(--c-ink-3);margin:12px 0 0}
.side-card .btn{width:100%;text-align:center}

/* ---------- 延伸阅读 ---------- */
.related-sec{padding:64px 0;background:#fff;border-top:1px solid var(--c-line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.sec-head h2{font-size:28px;font-weight:700}
.sec-head p{font-size:14.5px;color:var(--c-ink-3);margin:6px 0 0}
.sec-more{font-size:14.5px;font-weight:600;color:var(--c-primary)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:28px}
.card-x{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-2);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease;color:inherit;
}
.card-x:hover{transform:translateY(-4px);box-shadow:var(--sh-3);text-decoration:none;color:inherit}
.card-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-primary-l);position:relative}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card-x:hover .card-thumb img{transform:scale(1.04)}
.card-x-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-tag{align-self:flex-start;background:var(--c-primary-l);color:var(--c-primary);border-radius:var(--r-pill);padding:3px 12px;font-size:12.5px;font-weight:600}
.card-x-title{font-size:17px;font-weight:600;line-height:1.5;color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-x-text{font-size:14.5px;line-height:1.8;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:13.5px;color:var(--c-ink-3)}
.card-meta .go{color:var(--c-primary);font-weight:600}
.back-wrap{display:flex;justify-content:center;margin-top:40px}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;
  background:var(--c-primary);color:#fff;border:0;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-3);z-index:1040;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .28s ease,transform .28s ease,visibility .28s ease,background-color .2s ease;
}
.to-top.is-on{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--c-primary-d)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:#CFC7E4;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:48px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14.5px;line-height:1.9;color:#B8AFD2;margin:16px 0 0}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-tags span{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:#D9D2EE;border-radius:var(--r-pill);padding:4px 12px;font-size:12.5px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li + li{margin-top:10px}
.footer-col a{color:#B8AFD2;font-size:14.5px}
.footer-col a:hover{color:#fff;text-decoration-color:var(--c-accent)}
.footer-col p{font-size:14.5px;line-height:1.9;color:#B8AFD2;margin:0}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  font-size:13.5px;color:#9C93BB;
}
.footer-links{display:flex;flex-wrap:wrap;gap:18px}
.footer-links a{color:#B8AFD2;font-size:13.5px}
.footer-links a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .container{max-width:960px}
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:36px}
  .footer-grid{gap:32px}
  .related-grid{gap:20px}
}
@media (max-width:991px){
  .nav-wrap{height:64px}
  .article-layout{grid-template-columns:1fr}
  .article-side{position:static}
  .article-head{padding:36px 0 28px}
  .article-main{padding:36px 0 56px}
  .related-sec{padding:52px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1 / -1}
  .side-card{position:static}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .article-head{padding:28px 0 22px}
  .article-title{font-size:30px}
  .article-body{font-size:16.5px;line-height:1.95}
  .article-body h2{font-size:23px}
  .article-body h3{font-size:19px}
  .article-main{padding:28px 0 48px}
  .related-sec{padding:40px 0}
  .sec-head h2{font-size:24px}
  .related-grid{grid-template-columns:1fr}
  .btn-primary-x,.btn-ghost-x{width:100%;text-align:center}
  .nav-cta{width:auto}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .to-top{right:16px;bottom:16px;width:44px;height:44px}
}
@media (max-width:575px){
  .container{padding-left:16px;padding-right:16px}
  .brand-text{font-size:17px}
  .article-title{font-size:26px}
  .meta-row{font-size:13px;gap:10px}
  .card-x-body{padding:18px}
}

/* roulang page: category2 */
:root{
  --c-primary:#6C2BD9;
  --c-primary-d:#551FB0;
  --c-primary-l:#F1EAFE;
  --c-accent:#FFA51F;
  --c-accent-d:#E8880A;
  --c-ink:#17102B;
  --c-ink-2:#4E4863;
  --c-ink-3:#8A84A0;
  --c-bg:#FAF8FE;
  --c-surface:#FFFFFF;
  --c-dark:#1B1035;
  --c-line:#E7E2F4;
  --c-ok:#17B890;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:18px;
  --r-lg:28px;
  --r-pill:999px;
  --sh-1:0 2px 6px rgba(27,16,53,.05);
  --sh-2:0 12px 28px rgba(27,16,53,.08);
  --sh-3:0 22px 48px rgba(27,16,53,.14);
  --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px; --sp-5:48px; --sp-6:64px; --sp-7:96px;
  --bs-primary:#6C2BD9;
  --bs-primary-rgb:108,43,217;
  --bs-body-color:#17102B;
  --bs-body-bg:#FAF8FE;
  --bs-border-color:#E7E2F4;
  --bs-link-color:#6C2BD9;
  --bs-link-hover-color:#551FB0;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,Arial,sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  padding-top:68px;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-d);}
a:focus-visible,button:focus-visible,input:focus-visible,.accordion-button:focus-visible{
  outline:3px solid rgba(108,43,217,.35);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:.2px;}
p{margin:0 0 1em 0;}
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;}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1035;
  background:rgba(250,248,254,.72);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.is-stuck{
  background:rgba(255,255,255,.96);
  box-shadow:var(--sh-1);
  backdrop-filter:blur(8px);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;height:68px;
}
.nav-side{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0;}
.nav-side.nav-left{justify-content:flex-start;}
.nav-side.nav-right{justify-content:flex-end;}
.nav-link-x{
  position:relative;display:inline-block;
  padding:8px 12px;font-size:15px;font-weight:600;
  color:var(--c-ink-2);border-radius:var(--r-xs);
  white-space:nowrap;
}
.nav-link-x::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--c-accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .28s ease;
}
.nav-link-x:hover{color:var(--c-primary);}
.nav-link-x:hover::after{transform:scaleX(1);}
.nav-link-x.active{color:var(--c-primary);}
.nav-link-x.active::after{transform:scaleX(1);}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--c-ink);}
.brand-mark{
  position:relative;width:24px;height:24px;border-radius:8px;
  background:var(--c-primary);flex:0 0 24px;overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;left:5px;top:9px;width:15px;height:7px;
  background:var(--c-accent);
  clip-path:polygon(0 0,100% 0,72% 100%,0 100%);
  transform:rotate(-8deg);
}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.4px;}
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.2;
  padding:.75rem 1.6rem;border-radius:var(--r-pill);
  border:1.5px solid transparent;cursor:pointer;
  transition:background .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  text-align:center;
}
.btn-primary-x{background:var(--c-primary);color:#fff;}
.btn-primary-x:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary-x:active{transform:translateY(0);box-shadow:none;}
.btn-ghost-x{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn-ghost-x:hover{background:var(--c-primary-l);color:var(--c-primary-d);}
.btn-light-x{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.55);color:#fff;}
.btn-light-x:hover{background:#fff;color:var(--c-primary-d);}
.nav-cta{padding:.6rem 1.25rem;font-size:14.5px;}
.nav-toggle{
  width:42px;height:42px;border:1px solid var(--c-line);background:#fff;
  border-radius:var(--r-sm);display:inline-flex;align-items:center;justify-content:center;
  padding:0;box-shadow:var(--sh-1);
}
.nav-toggle span{
  display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;
  position:relative;
}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 移动端抽屉 */
.offcanvas.offcanvas-x{width:100%;max-width:100%;background:var(--c-surface);}
.offcanvas-x .offcanvas-header{padding:18px 20px;border-bottom:1px solid var(--c-line);}
.offcanvas-x .offcanvas-body{padding:8px 20px 24px;}
.drawer-link{
  display:flex;align-items:center;height:52px;
  font-size:16px;font-weight:600;color:var(--c-ink-2);
  border-bottom:1px solid var(--c-line);
}
.drawer-link.active{color:var(--c-primary);}
.drawer-link:hover{color:var(--c-primary);}
.drawer-cta{margin-top:20px;}
.drawer-cta .btn-x{width:100%;}

/* ============ 面包屑 ============ */
.crumb-bar{background:var(--c-primary-l);border-bottom:1px solid var(--c-line);}
.crumb-bar .container{padding-top:14px;padding-bottom:14px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-3);margin:0;}
.crumb a{color:var(--c-ink-2);font-weight:500;}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:var(--c-ink-3);}
.crumb .cur{color:var(--c-ink-3);}

/* ============ Hero ============ */
.hero-cat{
  position:relative;
  padding:64px 0 72px;
  background:
    radial-gradient(900px 420px at 88% -10%, rgba(108,43,217,.12), transparent 70%),
    linear-gradient(180deg,#FBF9FF 0%, var(--c-bg) 100%);
  overflow:hidden;
}
.hero-cat::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(108,43,217,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(108,43,217,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  pointer-events:none;
}
.hero-cat .container{position:relative;z-index:1;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary-d);
  background:var(--c-primary-l);border-radius:var(--r-pill);
  padding:6px 14px;margin-bottom:20px;
}
.eyebrow::before{content:"";width:14px;height:2px;background:var(--c-accent);border-radius:2px;}
.hero-cat h1{
  font-size:clamp(30px,4.2vw,46px);
  line-height:1.25;font-weight:700;margin-bottom:18px;
}
.hero-lead{font-size:17px;line-height:1.9;color:var(--c-ink-2);max-width:560px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.hero-points{display:flex;flex-wrap:wrap;gap:14px 20px;align-items:center;}
.hero-points span{
  font-size:14px;color:var(--c-ink-2);position:relative;padding-left:16px;
}
.hero-points span::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:6px;height:6px;border-radius:50%;background:var(--c-accent);
}
.hero-figure{position:relative;}
.hero-figure img{
  width:100%;height:100%;min-height:280px;max-height:420px;
  object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--sh-3);
}
.hero-figure::after{
  content:"";position:absolute;right:-14px;bottom:-14px;width:180px;height:180px;
  border:2px solid var(--c-primary);border-radius:var(--r-lg);z-index:-1;
}
.hero-badge{
  position:absolute;left:18px;bottom:18px;
  background:rgba(27,16,53,.78);color:#fff;
  font-size:13px;font-weight:600;letter-spacing:.4px;
  padding:8px 14px;border-radius:var(--r-pill);
}

/* ============ 通用板块 ============ */
.section{padding:80px 0;}
.section.tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{
  font-size:clamp(24px,2.4vw,31px);line-height:1.3;margin-bottom:14px;
  position:relative;padding-left:18px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;
  background:var(--c-primary);border-radius:4px;
}
.section-head p{color:var(--c-ink-2);font-size:16px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head.center h2{padding-left:0;}
.section-head.center h2::before{display:none;}

/* ============ 对照表 ============ */
.table-shell{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);box-shadow:var(--sh-2);overflow:hidden;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
.cmp-table{width:100%;min-width:820px;border-collapse:separate;border-spacing:0;margin:0;}
.cmp-table thead th{
  background:var(--c-primary-l);color:var(--c-primary-d);
  font-size:14px;font-weight:700;text-align:left;
  padding:16px 18px;white-space:nowrap;
  border-bottom:1px solid var(--c-line);
}
.cmp-table tbody th{
  background:#FCFAFF;color:var(--c-ink);
  font-size:15px;font-weight:600;text-align:left;
  padding:16px 18px;border-bottom:1px solid var(--c-line);white-space:nowrap;
}
.cmp-table tbody td{
  padding:16px 18px;font-size:15px;line-height:1.75;
  color:var(--c-ink-2);vertical-align:top;
  border-bottom:1px solid var(--c-line);
}
.cmp-table tbody tr:nth-child(even) td{background:#FCFAFF;}
.cmp-table tbody tr:last-child th,
.cmp-table tbody tr:last-child td{border-bottom:0;}
.table-note{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--c-ink-3);
  padding:16px 18px;background:#FBF9FF;
  border-top:1px solid var(--c-line);
}
.table-note::before{
  content:"";flex:0 0 auto;width:6px;height:6px;border-radius:50%;
  background:var(--c-accent);margin-top:9px;
}

/* ============ 流程步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.step-item{
  padding:0 24px 0 0;
  border-top:2px solid var(--c-line);
  padding-top:22px;
  position:relative;
}
.step-item::before{
  content:"";position:absolute;left:0;top:-2px;width:44px;height:2px;background:var(--c-accent);
}
.step-num{
  font-size:28px;font-weight:700;color:var(--c-primary);
  opacity:.32;line-height:1;letter-spacing:1px;margin-bottom:10px;
}
.step-item h3{font-size:19px;line-height:1.4;font-weight:600;margin-bottom:8px;}
.step-item p{font-size:15px;color:var(--c-ink-2);line-height:1.8;}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;}
.accordion.accordion-x .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--c-line);
}
.accordion-x .accordion-item:first-of-type{border-top:1px solid var(--c-line);}
.accordion-x .accordion-button{
  background:transparent;border:0;box-shadow:none;
  font-size:17px;font-weight:600;color:var(--c-ink);
  padding:22px 44px 22px 0;border-radius:0;
  transition:color .2s ease;
}
.accordion-x .accordion-button:not(.collapsed){color:var(--c-primary);background:transparent;box-shadow:none;}
.accordion-x .accordion-button:hover{color:var(--c-primary);}
.accordion-x .accordion-button::after{
  content:"";width:14px;height:14px;margin-left:auto;
  background-image:
    linear-gradient(var(--c-primary),var(--c-primary)),
    linear-gradient(var(--c-primary),var(--c-primary));
  background-position:center center,center center;
  background-size:100% 2px,2px 100%;
  background-repeat:no-repeat;
  transition:transform .28s ease,background-size .28s ease;
}
.accordion-x .accordion-button:not(.collapsed)::after{
  transform:rotate(180deg);
  background-size:100% 2px,2px 0%;
}
.accordion-x .accordion-body{
  padding:0 44px 24px 0;
  font-size:15.5px;line-height:1.9;color:var(--c-ink-2);
}

/* ============ 内链卡片 ============ */
.link-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);box-shadow:var(--sh-2);
  overflow:hidden;height:100%;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.link-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#D9CEF7;}
.link-card .thumb{overflow:hidden;border-radius:0;}
.link-card .thumb img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  transition:transform .35s ease;
}
.link-card:hover .thumb img{transform:scale(1.04);}
.link-card .body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.tag{
  display:inline-block;align-self:flex-start;
  font-size:13px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-l);border-radius:var(--r-pill);
  padding:4px 12px;
}
.tag-accent{background:rgba(255,165,31,.16);color:var(--c-accent-d);}
.link-card h3{font-size:21px;line-height:1.4;font-weight:600;}
.link-card .desc{font-size:15px;color:var(--c-ink-2);line-height:1.8;}
.link-card .go{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--c-primary);
}
.link-card .go svg{transition:transform .28s ease;}
.link-card:hover .go svg{transform:translateX(4px);}

/* ============ CTA ============ */
.cta-band{
  background-color:var(--c-dark);
  background-image:linear-gradient(90deg,rgba(27,16,53,.94) 0%,rgba(27,16,53,.78) 60%,rgba(85,31,176,.62) 100%),
                   url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-radius:var(--r-lg);
  padding:56px 48px;
  color:#fff;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-40px;top:-40px;width:200px;height:200px;
  background:rgba(255,165,31,.16);
  clip-path:polygon(0 0,100% 0,62% 100%,0 100%);
  transform:rotate(12deg);
}
.cta-band h2{color:#fff;font-size:clamp(23px,2.3vw,29px);line-height:1.35;margin-bottom:12px;position:relative;z-index:1;}
.cta-band p{color:rgba(255,255,255,.82);font-size:16px;max-width:640px;position:relative;z-index:1;margin-bottom:0;}
.cta-actions{position:relative;z-index:1;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-dark);color:rgba(255,255,255,.72);
  padding:68px 0 28px;margin-top:80px;
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:48px;
}
.site-footer .brand{color:#fff;}
.site-footer .brand-text{color:#fff;}
.footer-brand p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.68);margin:18px 0;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-tags span{
  font-size:13px;font-weight:600;color:#E9DDFF;
  background:rgba(108,43,217,.35);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-pill);padding:4px 12px;
}
.footer-col h4{
  color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;letter-spacing:.4px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:rgba(255,255,255,.72);font-size:14.5px;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-accent);text-underline-offset:3px;}
.footer-col p{font-size:14.5px;color:rgba(255,255,255,.66);line-height:1.9;}
.footer-bottom{
  margin-top:52px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-links{display:flex;flex-wrap:wrap;gap:18px;}
.footer-links a{color:rgba(255,255,255,.62);font-size:13.5px;}
.footer-links a:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:36px;}
  .steps{grid-template-columns:repeat(2,1fr);gap:32px 0;}
}
@media (max-width:991.98px){
  .section{padding:64px 0;}
  .section.tight{padding:56px 0;}
  .hero-cat{padding:48px 0 56px;}
  .hero-lead{max-width:100%;}
  .hero-figure{margin-top:36px;}
  .hero-figure::after{display:none;}
  .cta-band{padding:44px 28px;}
}
@media (max-width:767.98px){
  body{padding-top:64px;}
  .nav-wrap{height:64px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:30px;}
  .hero-cat h1{font-size:30px;}
  .hero-actions .btn-x{width:100%;}
  .steps{grid-template-columns:1fr;gap:28px;}
  .step-item{padding-right:0;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-brand{order:-1;}
  .cta-band{border-radius:var(--r-md);padding:36px 22px;}
  .cta-actions .btn-x{width:100%;margin-top:20px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
}
@media (max-width:575.98px){
  .container{padding:0 16px;}
  .hero-cat{padding:36px 0 48px;}
  .hero-lead{font-size:16px;}
  .accordion-x .accordion-button{font-size:16px;padding:18px 40px 18px 0;}
  .accordion-x .accordion-body{padding:0 12px 20px 0;}
}

/* roulang page: category3 */
:root{
  --c-primary:#6C2BD9;
  --c-primary-d:#551FB0;
  --c-primary-l:#F1EAFE;
  --c-accent:#FFA51F;
  --c-accent-d:#E8880A;
  --c-ink:#17102B;
  --c-ink-2:#4E4863;
  --c-ink-3:#8A84A0;
  --c-bg:#FAF8FE;
  --c-surface:#FFFFFF;
  --c-dark:#1B1035;
  --c-line:#E7E2F4;
  --c-ok:#17B890;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:18px;
  --r-lg:28px;
  --r-pill:999px;
  --sh-1:0 2px 6px rgba(27,16,53,.05);
  --sh-2:0 12px 28px rgba(27,16,53,.08);
  --sh-3:0 22px 48px rgba(27,16,53,.14);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-d);text-decoration:underline;text-decoration-color:var(--c-accent);text-decoration-thickness:2px;text-underline-offset:3px;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:3px solid rgba(108,43,217,.35);outline-offset:2px;border-radius:4px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.scrolled{background:#fff;box-shadow:var(--sh-1);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px;}
.nav-side{display:flex;align-items:center;gap:26px;flex:1 1 0;min-width:0;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;gap:20px;}
.nav-link-x{
  font-size:15px;font-weight:600;color:var(--c-ink-2);
  text-decoration:none;white-space:nowrap;position:relative;padding:4px 0;
  transition:color .2s ease;
}
.nav-link-x::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;
  background:var(--c-accent);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.nav-link-x:hover{color:var(--c-primary);text-decoration:none;}
.nav-link-x:hover::after{transform:scaleX(1);}
.nav-link-x.active{color:var(--c-ink);}
.nav-link-x.active::after{transform:scaleX(1);}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.brand:hover{text-decoration:none;}
.brand-mark{
  width:24px;height:24px;border-radius:7px;background:var(--c-primary);
  position:relative;flex:0 0 24px;box-shadow:0 2px 6px rgba(108,43,217,.35);
}
.brand-mark::after{
  content:"";position:absolute;left:6px;top:6px;width:12px;height:12px;
  background:var(--c-accent);border-radius:2px;
  clip-path:polygon(0 0,100% 0,0 100%);
}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.5px;color:var(--c-ink);white-space:nowrap;}
.nav-toggle{
  width:42px;height:42px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  background:#fff;display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:border-color .2s ease,box-shadow .2s ease;flex:0 0 42px;
}
.nav-toggle:hover{border-color:var(--c-primary);box-shadow:var(--sh-1);}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.btn-primary-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--c-primary);color:#fff;border:1px solid var(--c-primary);
  border-radius:var(--r-pill);padding:.75rem 1.6rem;
  font-size:15px;font-weight:600;line-height:1.4;cursor:pointer;text-decoration:none;
  transition:background .25s ease,transform .2s ease,box-shadow .25s ease,border-color .25s ease;
}
.btn-primary-x:hover{background:var(--c-primary-d);border-color:var(--c-primary-d);color:#fff;text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary-x:active{transform:translateY(0);box-shadow:none;}
.btn-ghost-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--c-primary);border:1.5px solid var(--c-primary);
  border-radius:var(--r-pill);padding:.72rem 1.55rem;
  font-size:15px;font-weight:600;line-height:1.4;cursor:pointer;text-decoration:none;
  transition:background .25s ease,color .25s ease,transform .2s ease;
}
.btn-ghost-x:hover{background:var(--c-primary-l);color:var(--c-primary-d);text-decoration:none;transform:translateY(-1px);}
.btn-ghost-x:active{transform:translateY(0);}
.btn-light-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55);
  border-radius:var(--r-pill);padding:.72rem 1.55rem;
  font-size:15px;font-weight:600;line-height:1.4;cursor:pointer;text-decoration:none;
  transition:background .25s ease,border-color .25s ease,color .25s ease,transform .2s ease;
}
.btn-light-x:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;text-decoration:none;transform:translateY(-1px);}
.nav-cta{padding:.6rem 1.35rem;font-size:14px;}

/* ---------- offcanvas ---------- */
.offcanvas{width:100%;max-width:100%;}
.offcanvas-header{padding:16px 24px;border-bottom:1px solid var(--c-line);}
.offcanvas-body{padding:16px 24px 32px;display:flex;flex-direction:column;}
.mobile-nav-list li{border-bottom:1px solid var(--c-line);}
.mobile-nav-list .nav-link-x{display:flex;align-items:center;height:52px;font-size:16px;color:var(--c-ink);}
.mobile-nav-list .nav-link-x::after{display:none;}
.mobile-nav-list .nav-link-x.active{color:var(--c-primary);}
.mobile-nav-list .nav-link-x.active::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);margin-right:10px;
}
.mobile-cta{margin-top:24px;width:100%;}
.btn-close{--bs-btn-close-focus-shadow:0 0 0 3px rgba(108,43,217,.35);}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;color:#fff;
  background:var(--c-dark) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  padding:88px 0 80px;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(27,16,53,.94) 0%,rgba(27,16,53,.80) 52%,rgba(85,31,176,.62) 100%);
}
.cat-hero .container{position:relative;z-index:1;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.62);margin-bottom:22px;}
.crumbs a{color:rgba(255,255,255,.82);text-decoration:none;}
.crumbs a:hover{color:#fff;}
.crumbs span.sep{color:rgba(255,255,255,.35);}
.crumbs .current{color:rgba(255,255,255,.6);}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,165,31,.16);color:#FFC46B;border:1px solid rgba(255,165,31,.4);
  border-radius:var(--r-pill);padding:6px 16px;font-size:13px;font-weight:600;
  margin-bottom:20px;letter-spacing:.3px;
}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:var(--c-accent);display:inline-block;}
.cat-hero h1{
  font-size:clamp(30px,4.2vw,46px);line-height:1.25;font-weight:700;
  max-width:820px;margin-bottom:18px;letter-spacing:.5px;
}
.cat-hero .lede{
  font-size:17px;line-height:1.9;color:rgba(255,255,255,.78);
  max-width:660px;margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px;}
.hero-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:0;
  border-top:1px solid rgba(255,255,255,.16);padding-top:24px;
}
.hero-meta div{
  padding:0 26px;border-left:1px solid rgba(255,255,255,.16);
  display:flex;flex-direction:column;gap:2px;
}
.hero-meta div:first-child{padding-left:0;border-left:0;}
.hero-meta strong{font-size:22px;font-weight:700;color:#fff;letter-spacing:.5px;}
.hero-meta span{font-size:13px;color:rgba(255,255,255,.6);}

/* ---------- section base ---------- */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:600;letter-spacing:1.5px;color:var(--c-primary);
  margin-bottom:14px;text-transform:none;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-accent);border-radius:2px;}
.section-head.center .eyebrow::before{display:none;}
.section-head h2{font-size:clamp(24px,3vw,32px);line-height:1.3;font-weight:700;margin-bottom:16px;letter-spacing:.3px;}
.section-head p{font-size:16px;line-height:1.85;color:var(--c-ink-2);}

/* ---------- priority strip ---------- */
.priority-strip{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-2);padding:36px 40px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;
  margin-top:-46px;position:relative;z-index:2;
}
.priority-strip .p-item{padding:0 28px;border-left:1px solid var(--c-line);}
.priority-strip .p-item:first-child{border-left:0;padding-left:0;}
.priority-strip .p-item:last-child{padding-right:0;}
.priority-strip .p-num{
  font-size:26px;font-weight:700;color:var(--c-primary);line-height:1.2;margin-bottom:8px;letter-spacing:.5px;
}
.priority-strip h3{font-size:16px;font-weight:600;margin-bottom:8px;color:var(--c-ink);}
.priority-strip p{font-size:14px;line-height:1.8;color:var(--c-ink-3);}

/* ---------- timeline ---------- */
.timeline{position:relative;max-width:980px;margin:0 auto;padding:8px 0 0;}
.timeline::before{
  content:"";position:absolute;left:50%;top:0;bottom:64px;width:2px;
  background:linear-gradient(180deg,var(--c-primary) 0%,rgba(108,43,217,.10) 100%);
  transform:translateX(-1px);
}
.tl-item{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:0 56px;margin-bottom:38px;}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{
  position:absolute;left:50%;top:30px;width:12px;height:12px;border-radius:50%;
  background:var(--c-primary);transform:translateX(-50%);
  box-shadow:0 0 0 4px rgba(108,43,217,.14);
}
.tl-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);padding:24px 26px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(108,43,217,.22);}
.tl-item:nth-child(odd) .tl-card{grid-column:1;}
.tl-item:nth-child(even) .tl-card{grid-column:2;}
.tl-step{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:1.2px;
  color:var(--c-accent-d);background:rgba(255,165,31,.14);
  border-radius:var(--r-pill);padding:3px 10px;margin-bottom:12px;
}
.tl-card h3{font-size:19px;font-weight:600;line-height:1.4;margin-bottom:10px;}
.tl-card p{font-size:15px;line-height:1.85;color:var(--c-ink-2);}

/* ---------- risk cards ---------- */
.risk-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.risk-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-2);overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease;
}
.risk-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);}
.risk-thumb{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--c-primary-l);}
.risk-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.risk-card:hover .risk-thumb img{transform:scale(1.04);}
.risk-body{padding:24px 26px 26px;}
.tag-x{
  display:inline-block;font-size:13px;font-weight:600;
  background:var(--c-primary-l);color:var(--c-primary);
  border-radius:var(--r-pill);padding:4px 12px;margin-bottom:14px;
}
.risk-body h3{font-size:20px;font-weight:600;line-height:1.4;margin-bottom:10px;}
.risk-body p{font-size:15px;line-height:1.85;color:var(--c-ink-2);}
.risk-list{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.risk-list li{position:relative;padding-left:18px;font-size:14px;line-height:1.75;color:var(--c-ink-3);}
.risk-list li::before{
  content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--c-primary);
}

/* ---------- faq ---------- */
.faq-wrap{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-2);padding:12px 40px;max-width:920px;margin:0 auto;
}
.faq-acc .accordion-item{border:0;border-bottom:1px solid var(--c-line);background:transparent;}
.faq-acc .accordion-item:last-child{border-bottom:0;}
.faq-acc .accordion-button{
  position:relative;background:transparent;box-shadow:none;
  font-size:17px;font-weight:600;color:var(--c-ink);
  padding:24px 52px 24px 0;border-radius:0!important;line-height:1.6;
}
.faq-acc .accordion-button:focus{box-shadow:none;outline:none;}
.faq-acc .accordion-button:focus-visible{outline:3px solid rgba(108,43,217,.35);outline-offset:-3px;}
.faq-acc .accordion-button:not(.collapsed){color:var(--c-primary);background:transparent;}
.faq-acc .accordion-button::after{display:none;}
.faq-sign{position:absolute;right:2px;top:50%;width:20px;height:20px;transform:translateY(-50%);}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;background:var(--c-primary);border-radius:2px;
  transition:transform .25s ease,opacity .25s ease;
}
.faq-sign::before{left:0;top:9px;width:20px;height:2px;}
.faq-sign::after{left:9px;top:0;width:2px;height:20px;}
.accordion-button:not(.collapsed) .faq-sign::after{transform:scaleY(0);opacity:0;}
.faq-acc .accordion-body{
  padding:0 52px 26px 0;font-size:15.5px;line-height:1.9;color:var(--c-ink-2);
}

/* ---------- related links ---------- */
.links-band{
  background:var(--c-primary-l);border-radius:var(--r-lg);padding:40px;
  display:grid;grid-template-columns:repeat(2,1fr);gap:24px;
}
.link-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px 26px;display:block;text-decoration:none;box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.link-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(108,43,217,.24);text-decoration:none;}
.link-card h3{font-size:18px;font-weight:600;color:var(--c-ink);margin-bottom:8px;}
.link-card p{font-size:14.5px;line-height:1.8;color:var(--c-ink-3);}
.link-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:14px;font-weight:600;color:var(--c-primary);
}
.link-more svg{transition:transform .25s ease;}
.link-card:hover .link-more svg{transform:translateX(4px);}

/* ---------- cta ---------- */
.cta-band{
  background:var(--c-dark);border-radius:var(--r-lg);padding:52px 48px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;
  background:radial-gradient(circle at 30% 30%,rgba(255,165,31,.28),transparent 68%);
  pointer-events:none;
}
.cta-band h2{font-size:clamp(22px,2.6vw,28px);font-weight:700;line-height:1.4;margin-bottom:12px;position:relative;}
.cta-band p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.72);max-width:620px;position:relative;}
.cta-band .cta-actions{position:relative;flex:0 0 auto;display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);padding:72px 0 32px;margin-top:24px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:40px;}
.site-footer .brand-text{color:#fff;}
.site-footer .brand-mark{box-shadow:0 2px 8px rgba(108,43,217,.5);}
.footer-brand p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.62);margin:18px 0 20px;max-width:320px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-tags span{
  font-size:12.5px;font-weight:600;color:rgba(255,255,255,.8);
  border:1px solid rgba(255,255,255,.2);border-radius:var(--r-pill);padding:4px 12px;
}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:20px;letter-spacing:.5px;}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul a{font-size:14.5px;color:rgba(255,255,255,.68);text-decoration:none;transition:color .2s ease;}
.footer-col ul a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-accent);text-underline-offset:3px;}
.footer-col p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.62);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding-top:26px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-links{display:flex;flex-wrap:wrap;gap:20px;}
.footer-links a{color:rgba(255,255,255,.6);text-decoration:none;font-size:13.5px;}
.footer-links a:hover{color:#fff;}

/* ---------- back to top ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--c-primary);color:#fff;border:0;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-3);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background .2s ease;
  z-index:1040;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--c-primary-d);}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .container{max-width:960px;}
  .nav-side{gap:20px;}
  .nav-link-x{font-size:14px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:40px;}
  .footer-grid .footer-col:last-child{grid-column:1 / -1;}
}
@media (max-width:991.98px){
  .section{padding:64px 0;}
  .section-tight{padding:52px 0;}
  .cat-hero{padding:64px 0 68px;}
  .hero-meta div{padding:0 18px;}
  .priority-strip{grid-template-columns:1fr;gap:24px;padding:28px;}
  .priority-strip .p-item{padding:0;border-left:0;border-top:1px solid var(--c-line);padding-top:20px;}
  .priority-strip .p-item:first-child{border-top:0;padding-top:0;}
  .timeline::before{left:14px;}
  .tl-item{grid-template-columns:1fr;gap:0;padding-left:44px;margin-bottom:26px;}
  .tl-item .tl-card,
  .tl-item:nth-child(odd) .tl-card,
  .tl-item:nth-child(even) .tl-card{grid-column:1;}
  .tl-dot{left:14px;top:26px;}
  .risk-grid{grid-template-columns:1fr;}
  .faq-wrap{padding:8px 24px;}
  .faq-acc .accordion-button{font-size:16px;padding:20px 46px 20px 0;}
  .faq-acc .accordion-body{padding:0 46px 22px 0;}
  .links-band{grid-template-columns:1fr;padding:28px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 28px;gap:26px;}
  .cta-band .cta-actions{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .footer-grid .footer-col:last-child{grid-column:auto;}
}
@media (max-width:767.98px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:34px;}
  .cat-hero{padding:52px 0 56px;}
  .cat-hero .lede{font-size:16px;}
  .hero-actions{flex-direction:column;align-items:stretch;margin-bottom:30px;}
  .hero-actions .btn-primary-x,.hero-actions .btn-light-x{width:100%;}
  .hero-meta{gap:18px 0;}
  .hero-meta div{padding:0 16px;}
  .hero-meta strong{font-size:19px;}
  .priority-strip{margin-top:-32px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-band .cta-actions .btn-primary-x{width:100%;}
  .to-top{right:16px;bottom:16px;width:42px;height:42px;}
}
@media (max-width:575.98px){
  .cat-hero h1{font-size:28px;}
  .hero-badge{font-size:12px;padding:5px 12px;}
  .tl-card{padding:20px;}
  .faq-wrap{padding:4px 16px;}
  .risk-body{padding:20px;}
  .cta-band{padding:28px 20px;}
}