/* roulang page: index */
:root{
  --brand-1:#6C3BF4;
  --brand-2:#FF6A3D;
  --accent:#C6F24E;
  --grad:linear-gradient(118deg,#6C3BF4 0%,#9B4DF0 46%,#FF6A3D 100%);
  --grad-soft:linear-gradient(118deg,rgba(108,59,244,.12) 0%,rgba(255,106,61,.12) 100%);
  --dark:#16112E;
  --ink:#171331;
  --ink-2:#5A5573;
  --ink-3:#8A85A0;
  --bg:#F5F4FB;
  --surface:#FFFFFF;
  --line:#E6E3F2;
  --tint:#F3F0FE;
  --ok:#1FA97A;
  --warn:#E0A800;
  --err:#E0455E;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(23,19,49,.06);
  --sh-2:0 18px 44px rgba(23,19,49,.10);
  --sh-brand:0 14px 30px rgba(108,59,244,.28);
  --ease:cubic-bezier(.22,.61,.36,1);

  --bs-primary:#6C3BF4;
  --bs-body-color:#171331;
  --bs-body-bg:#F5F4FB;
  --bs-border-color:#E6E3F2;
  --bs-link-color:#6C3BF4;
  --bs-link-hover-color:#5A2FD8;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--brand-1);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:#5A2FD8}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--ink);letter-spacing:-.2px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:6px}
.container{max-width:1200px;padding-inline:20px;margin-inline:auto}
@media (min-width:1200px){.container{max-width:1200px;padding-inline:24px}}
.num{font-variant-numeric:tabular-nums}
.section{padding-block:clamp(56px,7vw,104px)}
.section-tight{padding-block:clamp(44px,5vw,72px)}

/* 顶部信息条 */
.topbar{background:var(--dark);color:#fff;height:36px;display:flex;align-items:center;font-size:13px;overflow:hidden}
.topbar-inner{display:flex;align-items:center;gap:14px;width:100%}
.topbar-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none;box-shadow:0 0 0 4px rgba(198,242,78,.16)}
.topbar-marquee{flex:1;overflow:hidden;white-space:nowrap;mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.topbar-track{display:inline-flex;gap:56px;animation:slide 26s linear infinite}
.topbar-track span{color:rgba(255,255,255,.86)}
.topbar-extra{color:rgba(255,255,255,.55);flex:none}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (max-width:767px){.topbar-extra{display:none}}

/* 导航 */
.site-header{position:sticky;top:0;z-index:1030;background:#fff}
.site-header::after{content:"";display:block;height:1px;background:linear-gradient(90deg,rgba(108,59,244,0),rgba(108,59,244,.55),rgba(255,106,61,.55),rgba(255,106,61,0))}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{width:42px;height:42px;border-radius:14px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:800;flex:none;box-shadow:var(--sh-brand)}
.brand-text{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-menu{display:flex;align-items:center;gap:32px}
.nav-menu a{position:relative;font-size:15px;font-weight:500;color:var(--ink);padding:6px 2px}
.nav-menu a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease)}
.nav-menu a:hover{color:var(--brand-1)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--brand-1);background:var(--tint);border-radius:var(--r-pill);padding:8px 16px}
.nav-menu a.active::after{display:none}
.nav-actions{display:flex;align-items:center;gap:14px}
.nav-toggle{width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--ink);display:none;place-items:center;font-size:17px}
@media (max-width:991px){
  .nav-menu,.nav-actions .btn-grad{display:none}
  .nav-toggle{display:grid}
  .nav-inner{height:64px}
}
/* offcanvas */
.offcanvas{border:0;border-radius:0;width:min(86vw,340px)}
.offcanvas-header{border-bottom:1px solid var(--line);padding:20px 22px}
.offcanvas-title{font-size:16px;font-weight:800}
.offcanvas-body{padding:12px 22px 22px;display:flex;flex-direction:column}
.oc-link{display:flex;align-items:center;justify-content:space-between;min-height:48px;font-size:15px;font-weight:500;color:var(--ink);border-bottom:1px solid var(--line)}
.oc-link i{color:var(--ink-3);font-size:13px}
.oc-link.active{color:var(--brand-1);font-weight:700}
.oc-foot{margin-top:auto;padding-top:20px}

/* 按钮 */
.btn-grad{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border:0;border-radius:var(--r-pill);background:var(--grad);background-size:200% 100%;background-position:0 0;color:#fff;font-size:15px;font-weight:600;min-height:48px;transition:background-position .4s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);box-shadow:var(--sh-1)}
.btn-grad:hover{background-position:100% 0;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-brand)}
.btn-grad:active{transform:translateY(0);box-shadow:0 6px 14px rgba(108,59,244,.22)}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border:1.5px solid var(--brand-1);border-radius:var(--r-pill);background:transparent;color:var(--brand-1);font-size:15px;font-weight:600;min-height:48px;transition:background .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease)}
.btn-ghost:hover{background:var(--tint);border-color:#5A2FD8;color:#5A2FD8;transform:translateY(-2px)}
.btn-light-outline{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border:1.5px solid rgba(255,255,255,.5);border-radius:var(--r-pill);background:transparent;color:#fff;font-size:15px;font-weight:600;min-height:48px;transition:background .22s var(--ease),border-color .22s var(--ease)}
.btn-light-outline:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-1)}
.link-more i{transition:transform .24s var(--ease)}
.link-more:hover i{transform:translateX(4px)}

/* Hero */
.hero{position:relative;margin:0 0 0;padding-block:clamp(48px,6vw,86px);background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;overflow:hidden;border-bottom-left-radius:24px;border-bottom-right-radius:24px}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(118deg,rgba(22,17,46,.93) 0%,rgba(108,59,244,.86) 48%,rgba(255,106,61,.82) 100%)}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:140px;background:linear-gradient(180deg,rgba(245,244,251,0),rgba(245,244,251,.96));transform:skewY(-3deg);transform-origin:left bottom}
.hero .container{position:relative;z-index:2}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border-radius:var(--r-pill);background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);color:#fff;font-size:13px;font-weight:600;margin-bottom:22px}
.hero-eyebrow i{color:var(--accent)}
.hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.2;font-weight:800;letter-spacing:-.5px;color:#fff}
.hero-sub{margin-top:18px;font-size:clamp(15px,1.3vw,17px);color:rgba(255,255,255,.85);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-note{margin-top:22px;font-size:13px;color:rgba(255,255,255,.68);display:flex;align-items:center;gap:8px}
.hero-visual{position:relative;padding-bottom:64px}
.hero-card-main{background:#fff;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);border:1px solid rgba(255,255,255,.5)}
.hero-card-main img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-card-body{padding:18px 20px 20px}
.hero-card-body h3{font-size:17px;font-weight:700}
.hero-card-body p{margin-top:8px;font-size:13.5px;color:var(--ink-2);line-height:1.7}
.hero-card-meta{display:flex;gap:18px;margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
.hero-card-meta div{font-size:12px;color:var(--ink-3)}
.hero-card-meta strong{display:block;font-size:19px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums}
.hero-card-sub{position:absolute;right:-6px;bottom:0;width:min(64%,268px);background:#fff;border-radius:var(--r-md);padding:14px 16px;box-shadow:var(--sh-2);border:1px solid var(--line);display:flex;gap:12px;align-items:center}
.hero-card-sub img{width:56px;height:56px;border-radius:12px;object-fit:cover;flex:none}
.hero-card-sub span{display:block;font-size:13px;font-weight:700;color:var(--ink)}
.hero-card-sub em{display:block;font-style:normal;font-size:12px;color:var(--ink-3);margin-top:3px}
@media (max-width:991px){
  .hero-visual{margin-top:38px;padding-bottom:56px}
  .hero-card-sub{right:0}
}
@media (max-width:575px){
  .hero-actions .btn-grad,.hero-actions .btn-ghost{width:100%}
  .hero-card-sub{position:static;width:100%;margin-top:14px}
  .hero-visual{padding-bottom:0}
}

/* 数据徽章条 */
.badge-strip{margin-top:-34px;position:relative;z-index:5}
.badge-strip-inner{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:18px;display:flex;gap:14px;overflow-x:auto;scrollbar-width:none}
.badge-strip-inner::-webkit-scrollbar{display:none}
.stat-pill{flex:1 1 0;min-width:190px;display:flex;align-items:center;gap:14px;padding:14px 18px;border-radius:var(--r-md);background:var(--bg);border:1px solid var(--line)}
.stat-pill strong{font-size:26px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.5px}
.stat-pill strong em{font-style:normal;font-size:14px;color:var(--brand-2);margin-left:2px}
.stat-pill span{display:block;font-size:12.5px;color:var(--ink-2);line-height:1.5}
.stat-pill i{color:var(--brand-1);font-size:18px;flex:none}
@media (max-width:575px){.stat-pill{min-width:230px}}

/* 板块标题 */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:clamp(28px,3vw,40px)}
.sec-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:700}
.sec-head .sec-desc{margin-top:10px;font-size:14.5px;color:var(--ink-2);max-width:620px}
.sec-eyebrow{font-size:12.5px;font-weight:700;letter-spacing:1.4px;color:var(--brand-1);text-transform:uppercase;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.sec-eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad)}

/* 爆款网格 */
.hot-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.hot-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;display:flex;flex-direction:column;transition:transform .24s var(--ease),box-shadow .24s var(--ease);box-shadow:var(--sh-1)}
.hot-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.hot-card .thumb{position:relative;overflow:hidden;background:#EFEDF8}
.hot-card .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s var(--ease)}
.hot-card:hover .thumb img{transform:scale(1.04)}
.hot-card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(108,59,244,.30),rgba(255,106,61,.16))}
.hot-card .corner{position:absolute;top:12px;left:12px;z-index:2;padding:5px 12px;border-radius:var(--r-pill);font-size:12px;font-weight:700;background:#fff;color:var(--brand-1);border:1px solid rgba(108,59,244,.25)}
.hot-card .corner.alt{background:var(--accent);color:#2A2A11;border-color:transparent}
.hot-card .corner.warm{background:var(--brand-2);color:#fff;border-color:transparent}
.hot-card .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.hot-card h3{font-size:17px;line-height:1.45;font-weight:700}
.hot-card p{font-size:13.5px;color:var(--ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hot-card .foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}
.hot-card .foot .metric{font-size:12.5px;color:var(--ink-3)}
.hot-card .foot .metric b{display:block;font-size:16px;color:var(--ink);font-variant-numeric:tabular-nums;font-weight:800}
.hot-card .foot .go{width:34px;height:34px;border-radius:50%;background:var(--tint);color:var(--brand-1);display:grid;place-items:center;font-size:12px;transition:background .24s var(--ease),color .24s var(--ease),transform .24s var(--ease)}
.hot-card:hover .foot .go{background:var(--grad);color:#fff;transform:translateX(3px)}
.hot-card.feature{grid-column:span 2;grid-row:span 2}
.hot-card.feature .thumb img{aspect-ratio:16/11}
.hot-card.feature h3{font-size:clamp(19px,1.8vw,23px)}
.hot-card.feature p{-webkit-line-clamp:3;font-size:14.5px}
.hot-card .card-link{position:absolute;inset:0;z-index:3}
@media (max-width:1199px){
  .hot-grid{grid-template-columns:repeat(3,1fr)}
  .hot-card.feature{grid-column:span 2;grid-row:span 2}
}
@media (max-width:991px){
  .hot-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:575px){
  .hot-grid{grid-template-columns:1fr}
  .hot-card.feature{grid-column:span 1;grid-row:span 1}
}

/* 评价轮播 */
.review-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(22px,3vw,40px);box-shadow:var(--sh-1)}
.review-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;height:100%;min-height:268px;display:flex;flex-direction:column}
.review-quote{font-size:32px;line-height:1;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}
.review-card p{font-size:14px;color:var(--ink-2);line-height:1.85;flex:1}
.review-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px;flex:none}
.review-foot b{display:block;font-size:14px;font-weight:700;color:var(--ink)}
.review-foot span{display:block;font-size:12px;color:var(--ink-3)}
#reviewCarousel .carousel-indicators{position:static;margin:26px 0 0;gap:8px}
#reviewCarousel .carousel-indicators [data-bs-target]{width:30px;height:5px;border-radius:var(--r-pill);background:rgba(23,19,49,.16);border:0;opacity:1;transition:background .24s var(--ease),width .24s var(--ease)}
#reviewCarousel .carousel-indicators .active{background:var(--grad);width:48px}
#reviewCarousel .carousel-control-prev,
#reviewCarousel .carousel-control-next{width:auto;opacity:1;top:34%}
.ctrl-btn{width:44px;height:44px;border-radius:50%;background:#fff;border:1px solid var(--line);color:var(--brand-1);display:grid;place-items:center;box-shadow:var(--sh-1);transition:background .24s var(--ease),color .24s var(--ease),transform .24s var(--ease)}
.carousel-control-prev:hover .ctrl-btn,.carousel-control-next:hover .ctrl-btn{background:var(--grad);color:#fff;border-color:transparent;transform:scale(1.05)}
@media (max-width:991px){#reviewCarousel .carousel-control-prev,#reviewCarousel .carousel-control-next{display:none}}

/* 保障条 */
.guard-row{display:flex;flex-wrap:wrap;gap:18px}
.guard-item{flex:1 1 240px;display:flex;align-items:flex-start;gap:14px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.guard-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.guard-icon{width:40px;height:40px;border-radius:12px;background:var(--grad-soft);color:var(--brand-1);display:grid;place-items:center;font-size:16px;flex:none}
.guard-item b{display:block;font-size:15px;font-weight:700;color:var(--ink)}
.guard-item span{display:block;font-size:13px;color:var(--ink-2);margin-top:4px;line-height:1.7}

/* CTA */
.cta-block{position:relative;border-radius:28px;overflow:hidden;background:var(--dark);padding:clamp(32px,5vw,72px);color:#fff}
.cta-block::before{content:"";position:absolute;inset:0;background:linear-gradient(118deg,rgba(108,59,244,.95) 0%,rgba(155,77,240,.82) 46%,rgba(255,106,61,.82) 100%)}
.cta-block::after{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(198,242,78,.28),transparent 68%)}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.cta-inner h2{font-size:clamp(23px,2.5vw,32px);color:#fff;line-height:1.3}
.cta-inner p{margin-top:12px;font-size:14.5px;color:rgba(255,255,255,.84);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px}
.cta-note{position:relative;z-index:2;margin-top:26px;font-size:12.5px;color:rgba(255,255,255,.66);padding-top:20px;border-top:1px solid rgba(255,255,255,.18)}
@media (max-width:575px){.cta-actions{width:100%}.cta-actions .btn-grad,.cta-actions .btn-light-outline{width:100%}}

/* 最新信息 */
.info-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;height:100%;display:flex;flex-direction:column;transition:transform .24s var(--ease),box-shadow .24s var(--ease);box-shadow:var(--sh-1)}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.info-card .thumb{position:relative;overflow:hidden;background:#EFEDF8}
.info-card .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s var(--ease)}
.info-card:hover .thumb img{transform:scale(1.04)}
.info-card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(108,59,244,.26),rgba(23,19,49,.05))}
.tag-cat{position:absolute;top:12px;left:12px;z-index:2;padding:5px 12px;border-radius:var(--r-pill);background:var(--tint);color:var(--brand-1);font-size:12.5px;font-weight:600}
.info-card .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.info-card h3{font-size:16.5px;line-height:1.5;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.info-card p{font-size:13.5px;color:var(--ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.info-card .foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--ink-3)}
.info-card .foot .go{color:var(--brand-1);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.info-card:hover .foot .go i{transform:translateX(4px)}
.info-card .foot .go i{transition:transform .24s var(--ease)}
.info-card .card-link{position:absolute;inset:0;z-index:3}
.info-empty{border:1.5px dashed var(--line);border-radius:var(--r-lg);background:#fff;padding:clamp(32px,5vw,56px);text-align:center;color:var(--ink-2);font-size:14.5px}
.info-empty i{display:block;font-size:26px;color:var(--ink-3);margin-bottom:14px}
.info-empty .btn-ghost{margin-top:18px}

/* 页脚 */
.site-footer{background:var(--dark);color:#fff;padding-top:clamp(48px,6vw,80px);margin-top:clamp(56px,7vw,96px)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{box-shadow:none}
.footer-brand b{font-size:17px;font-weight:800;color:#fff}
.site-footer p{font-size:13.5px;color:rgba(255,255,255,.68);line-height:1.8}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.3px}
.footer-col a{display:block;font-size:13.5px;color:rgba(255,255,255,.7);padding:5px 0;transition:color .2s var(--ease),padding-left .2s var(--ease)}
.footer-col a:hover{color:#fff;padding-left:4px}
.subscribe{display:flex;margin-top:16px;border-radius:var(--r-sm);overflow:hidden;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06)}
.subscribe input{flex:1;min-width:0;height:48px;padding:0 14px;border:0;background:transparent;color:#fff;font-size:14px;outline:none}
.subscribe input::placeholder{color:rgba(255,255,255,.45)}
.subscribe button{height:48px;padding:0 20px;border:0;background:var(--grad);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:opacity .2s var(--ease)}
.subscribe button:hover{opacity:.9}
.subscribe-hint{margin-top:10px;font-size:12px;color:rgba(255,255,255,.5)}
.footer-line{height:1px;background:rgba(255,255,255,.14);margin:clamp(32px,4vw,48px) 0 24px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;padding-bottom:32px;font-size:12.5px;color:rgba(255,255,255,.55)}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:20px}
.footer-bottom .links a{color:rgba(255,255,255,.6)}
.footer-bottom .links a:hover{color:#fff}
@media (max-width:991px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:575px){.footer-grid{grid-template-columns:1fr;gap:24px}}

/* 表单通用 */
.field{min-height:48px;border-radius:var(--r-sm);border:1px solid var(--line);padding:0 14px;font-size:14px;width:100%;background:#fff;color:var(--ink);transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.field:focus{border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(108,59,244,.15);outline:none}
.form-hint{font-size:13px;color:var(--ink-2);border-left:3px solid var(--ok);padding-left:10px;margin-top:10px}

/* roulang page: article */
:root{
  --brand-1:#6C3BF4;
  --brand-2:#FF6A3D;
  --accent:#C6F24E;
  --grad:linear-gradient(118deg,#6C3BF4 0%,#9B4DF0 46%,#FF6A3D 100%);
  --grad-soft:linear-gradient(118deg,rgba(108,59,244,.12) 0%,rgba(255,106,61,.12) 100%);
  --dark:#16112E;
  --ink:#171331;
  --ink-2:#5A5573;
  --ink-3:#8A85A0;
  --bg:#F5F4FB;
  --surface:#FFFFFF;
  --line:#E6E3F2;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(23,19,49,.06);
  --sh-2:0 18px 44px rgba(23,19,49,.10);
  --sh-brand:0 14px 30px rgba(108,59,244,.28);
  --bs-primary:#6C3BF4;
  --bs-body-color:#171331;
  --bs-body-bg:#F5F4FB;
  --bs-border-color:#E6E3F2;
  --bs-link-color:#6C3BF4;
  --bs-link-hover-color:#FF6A3D;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-2)}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px}
.container{max-width:1200px;padding-inline:20px;margin-inline:auto}
@media (min-width:992px){.container{padding-inline:24px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;position:relative;
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,#6C3BF4,#FF6A3D);opacity:.5;
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;background:var(--grad);
  color:#fff;font-weight:800;font-size:20px;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-brand);
}
.brand-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.2px;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:30px;margin-left:auto}
.nav-menu a{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-2);
  padding:8px 2px;transition:color .2s ease;
}
.nav-menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .24s cubic-bezier(.22,.61,.36,1);
}
.nav-menu a:hover{color:var(--brand-1)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.active{
  color:var(--brand-1);background:#F3F0FE;border-radius:var(--r-pill);padding:8px 16px;font-weight:600;
}
.nav-menu a.active::after{display:none}
.nav-actions{display:flex;align-items:center;gap:14px}
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:var(--r-pill);border:0;
  background-image:linear-gradient(118deg,#6C3BF4 0%,#9B4DF0 46%,#FF6A3D 100%);
  background-size:200% 100%;background-position:0 0;
  color:#fff;font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background-position .35s ease,transform .24s cubic-bezier(.22,.61,.36,1),box-shadow .24s ease;
}
.btn-grad:hover{background-position:100% 0;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-brand)}
.btn-grad:active{transform:translateY(0);box-shadow:0 6px 14px rgba(108,59,244,.22)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:var(--r-pill);background:transparent;
  border:1.5px solid var(--brand-1);color:var(--brand-1);font-size:15px;font-weight:600;line-height:1;
  transition:background .22s ease,border-color .22s ease,color .22s ease,transform .22s ease;
}
.btn-ghost:hover{background:#F3F0FE;border-color:#5a2ee0;color:#5a2ee0;transform:translateY(-2px)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:18px;align-items:center;justify-content:center;
}
.nav-toggle:hover{background:#F3F0FE;color:var(--brand-1)}
@media (max-width:991.98px){
  .nav-menu{display:none}
  .nav-toggle{display:inline-flex}
  .nav-actions .btn-grad{display:none}
  .brand-text{font-size:15px}
}
.offcanvas{width:320px;background:#fff;border-left:1px solid var(--line)}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.offcanvas-title{font-size:16px;font-weight:700}
.m-nav{display:flex;flex-direction:column;padding:10px 0}
.m-nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 20px;font-size:15px;color:var(--ink);border-bottom:1px solid var(--line);
}
.m-nav a.active{color:var(--brand-1);font-weight:600}
.m-nav a:hover{background:#F3F0FE}
.m-nav-cta{padding:20px}
.m-nav-cta .btn-grad{width:100%}

/* ============ 面包屑 ============ */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding-block:24px 0;font-size:14px;color:var(--ink-3);
}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--brand-1)}
.crumb .sep{color:var(--ink-3);opacity:.7}

/* ============ 文章头 ============ */
.article-wrap{padding-block:32px clamp(56px,7vw,96px)}
.article-head{margin-bottom:28px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:#F3F0FE;color:var(--brand-1);font-size:13px;font-weight:600;
}
.article-head h1{
  font-size:clamp(28px,3.8vw,40px);line-height:1.35;font-weight:800;
  letter-spacing:-.5px;color:var(--ink);margin:16px 0 18px;
}
.meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  padding-top:16px;border-top:1px solid var(--line);
  font-size:14px;color:var(--ink-3);
}
.meta .dot{width:1px;height:12px;background:var(--line);display:inline-block}
.meta b{color:var(--ink-2);font-weight:600}

/* ============ 正文 ============ */
.article-body{font-size:16px;line-height:1.85;color:#2C2745}
.article-body p{margin:0 0 18px}
.article-body h2{
  position:relative;font-size:clamp(20px,2.3vw,26px);font-weight:700;line-height:1.4;
  color:var(--ink);margin:40px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--grad);
}
.article-body h3{font-size:20px;font-weight:600;line-height:1.4;color:var(--ink);margin:28px 0 12px}
.article-body h4{font-size:17px;font-weight:600;color:var(--ink);margin:22px 0 10px}
.article-body ul,.article-body ol{list-style:none;margin:0 0 18px;padding:0}
.article-body li{position:relative;padding-left:22px;margin-bottom:10px}
.article-body li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;
  background:var(--grad);
}
.article-body blockquote{
  margin:22px 0;padding:20px 22px;background:#F3F0FE;
  border-left:4px solid var(--brand-1);border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--ink-2);font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{
  width:100%;border-radius:var(--r-md);border:1px solid var(--line);
  margin:24px 0 8px;background:#EFEDF8;
}
.article-body figure{margin:24px 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--ink-3);margin-top:8px}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  margin:22px 0;font-size:15px;
}
.article-body th,.article-body td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line)}
.article-body thead th{background:#F5F4FB;color:var(--ink);font-weight:600}
.article-body tbody tr:nth-child(even){background:#FBFAFE}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body a{color:var(--brand-1);text-decoration:underline;text-underline-offset:3px}
.article-body strong{color:var(--ink);font-weight:700}
.article-body hr{border:0;height:1px;background:var(--line);margin:34px 0}

/* ============ 文末 ============ */
.article-foot{margin-top:40px;padding-top:24px;border-top:1px solid var(--line)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:24px}
.tag-row .label{font-size:14px;color:var(--ink-3)}
.tag{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink-2);font-size:13px;transition:.22s ease;
}
.tag:hover{border-color:var(--brand-1);color:var(--brand-1);background:#F3F0FE}
.back-row{display:flex;flex-wrap:wrap;gap:12px}

/* ============ 相关阅读 ============ */
.related{margin-top:clamp(48px,5vw,72px)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.sec-head h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;margin:0;letter-spacing:-.3px}
.text-link{
  position:relative;font-size:14px;font-weight:600;color:var(--brand-1);display:inline-flex;align-items:center;gap:6px;
}
.text-link::after{
  content:"";position:absolute;left:0;right:22px;bottom:-3px;height:1.5px;background:var(--brand-1);
  transform:scaleX(0);transform-origin:left;transition:transform .24s ease;
}
.text-link:hover::after{transform:scaleX(1)}
.text-link i{transition:transform .24s ease}
.text-link:hover i{transform:translateX(4px)}
.card-e{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:transform .24s cubic-bezier(.22,.61,.36,1),box-shadow .24s ease;
}
.card-e:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.card-e .thumb{aspect-ratio:16/10;overflow:hidden;background:#EFEDF8;position:relative}
.card-e .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease}
.card-e:hover .thumb img{transform:scale(1.04)}
.card-e .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(108,59,244,.42) 0%,rgba(255,106,61,.30) 100%);
}
.card-e .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-e h3{
  font-size:17px;font-weight:600;line-height:1.45;margin:0;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-e p{
  font-size:14px;color:var(--ink-2);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-e .foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);
}
.card-e .foot i{color:var(--brand-1);transition:transform .24s ease}
.card-e:hover .foot i{transform:translateX(4px)}
.card-e a.cover{position:absolute;inset:0;z-index:2;text-indent:-9999px;overflow:hidden}

/* ============ 侧栏 ============ */
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;margin-bottom:20px;box-shadow:var(--sh-1);
}
.side-card h3{font-size:16px;font-weight:700;margin:0 0 16px;color:var(--ink)}
.info-list{list-style:none;margin:0;padding:0;font-size:14px}
.info-list li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line)}
.info-list li:last-child{border-bottom:0}
.info-list span:first-child{color:var(--ink-3)}
.info-list span:last-child{color:var(--ink);font-weight:600;text-align:right;font-variant-numeric:tabular-nums}
.side-links{display:flex;flex-direction:column;gap:10px}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 14px;border-radius:var(--r-sm);background:#F8F7FD;border:1px solid var(--line);
  font-size:14px;color:var(--ink-2);transition:.22s ease;
}
.side-links a:hover{background:#F3F0FE;border-color:#D9D0FB;color:var(--brand-1);transform:translateX(3px)}
.side-note{font-size:13px;color:var(--ink-3);margin:0;line-height:1.7}
@media (min-width:992px){.side-sticky{position:sticky;top:96px}}

/* ============ CTA ============ */
.cta-band{
  margin-top:clamp(48px,6vw,80px);
  border-radius:28px;padding:clamp(28px,4vw,52px);
  background:linear-gradient(118deg,#6C3BF4 0%,#9B4DF0 50%,#FF6A3D 100%);
  color:#fff;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  box-shadow:var(--sh-2);
}
.cta-band h2{font-size:clamp(20px,2.4vw,28px);font-weight:700;margin:0 0 8px;color:#fff}
.cta-band p{margin:0;font-size:14px;color:rgba(255,255,255,.86);max-width:560px}
.cta-band .btn-white{
  display:inline-flex;align-items:center;gap:8px;padding:14px 30px;border-radius:var(--r-pill);
  background:#fff;color:var(--brand-1);font-weight:600;font-size:15px;border:0;
  transition:transform .24s ease,box-shadow .24s ease;
}
.cta-band .btn-white:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.2);color:var(--brand-1)}

/* ============ 缺省态 ============ */
.empty-state{
  border:1.5px dashed #CFC7EE;border-radius:var(--r-lg);background:#FBFAFE;
  padding:56px 24px;text-align:center;
}
.empty-state i{font-size:30px;color:var(--brand-1);margin-bottom:14px;display:block}
.empty-state p{color:var(--ink-2);margin:0 0 20px}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#fff;margin-top:clamp(56px,7vw,96px);padding-block:clamp(44px,5vw,64px) 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-brand b{font-size:16px;font-weight:700}
.site-footer p{color:rgba(255,255,255,.68);font-size:14px;line-height:1.8;margin:0}
.footer-col h4{font-size:15px;font-weight:700;margin:0 0 16px;color:#fff}
.footer-col a{display:block;color:rgba(255,255,255,.68);font-size:14px;padding:6px 0;transition:.2s ease}
.footer-col a:hover{color:#fff;transform:translateX(3px)}
.subscribe{display:flex;margin-top:14px;border-radius:var(--r-pill);overflow:hidden;border:1px solid rgba(255,255,255,.18)}
.subscribe input{
  flex:1;height:48px;padding:0 16px;border:0;background:rgba(255,255,255,.06);
  color:#fff;font-size:14px;outline:none;min-width:0;
}
.subscribe input::placeholder{color:rgba(255,255,255,.45)}
.subscribe button{
  height:48px;padding:0 22px;border:0;background-image:linear-gradient(118deg,#6C3BF4,#FF6A3D);
  color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:opacity .2s ease;
}
.subscribe button:hover{opacity:.9}
.subscribe-hint{font-size:12.5px;color:rgba(255,255,255,.5);margin-top:10px}
.footer-line{height:1px;background:rgba(255,255,255,.12);margin:36px 0 20px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6)}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom .links a{color:rgba(255,255,255,.6)}
.footer-bottom .links a:hover{color:#fff}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .cta-band{flex-direction:column;align-items:flex-start;text-align:left}
  .cta-band .btn-white{width:100%;justify-content:center}
  .back-row .btn-ghost,.back-row .btn-grad{width:100%}
}

/* roulang page: category1 */
:root{
  --brand-1:#6C3BF4;
  --brand-2:#FF6A3D;
  --grad:linear-gradient(118deg,#6C3BF4 0%,#9B4DF0 46%,#FF6A3D 100%);
  --accent:#C6F24E;
  --dark:#16112E;
  --ink:#171331;
  --ink-2:#5A5573;
  --ink-3:#8A85A0;
  --bg:#F5F4FB;
  --surface:#FFFFFF;
  --line:#E6E3F2;
  --tint:#F3F0FE;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(23,19,49,.06);
  --sh-2:0 18px 44px rgba(23,19,49,.10);
  --sh-brand:0 14px 30px rgba(108,59,244,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-primary:#6C3BF4;
  --bs-primary-rgb:108,59,244;
  --bs-body-color:#171331;
  --bs-body-bg:#F5F4FB;
  --bs-border-color:#E6E3F2;
  --bs-link-color:#6C3BF4;
  --bs-link-hover-color:#5430c9;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block;}
a{color:var(--brand-1);text-decoration:none;}
a:hover{color:#5430c9;}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-inline:20px;}
@media (min-width:992px){.container{padding-inline:24px;}}
.num{font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);}
.site-header::after{content:"";display:block;height:2px;background:var(--grad);opacity:.85;}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;flex:0 0 auto;}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.3px;white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:30px;}
.nav-menu a{position:relative;display:inline-block;font-size:15px;font-weight:500;color:var(--ink-2);padding:8px 2px;transition:color .2s var(--ease);}
.nav-menu a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);}
.nav-menu a:hover{color:var(--ink);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.active{color:var(--brand-1);font-weight:700;background:var(--tint);border-radius:var(--r-pill);padding:8px 16px;}
.nav-menu a.active::after{display:none;}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;color:var(--ink);place-items:center;font-size:17px;cursor:pointer;transition:border-color .2s var(--ease),background .2s var(--ease);}
.nav-toggle:hover{border-color:var(--brand-1);background:var(--tint);}

/* ---------- buttons ---------- */
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border:none;border-radius:var(--r-pill);
  background:var(--grad);background-size:210% 100%;background-position:0 0;
  color:#fff;font-size:15px;font-weight:600;line-height:1.2;
  transition:background-position .3s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease);
}
.btn-grad:hover,.btn-grad:focus{color:#fff;background-position:100% 0;transform:translateY(-2px);box-shadow:var(--sh-brand);}
.btn-grad:active{transform:translateY(0);box-shadow:0 6px 16px rgba(108,59,244,.22);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border:1.5px solid var(--brand-1);border-radius:var(--r-pill);
  background:transparent;color:var(--brand-1);font-size:15px;font-weight:600;line-height:1.2;
  transition:background .24s var(--ease),transform .24s var(--ease),border-color .24s var(--ease);
}
.btn-ghost:hover,.btn-ghost:focus{background:var(--tint);color:var(--brand-1);border-color:#5430c9;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.link-arrow{position:relative;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-1);}
.link-arrow::after{content:"";position:absolute;left:0;right:18px;bottom:-3px;height:1.5px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);}
.link-arrow:hover::after{transform:scaleX(1);}
.link-arrow i{transition:transform .24s var(--ease);}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;display:flex;align-items:center;min-height:360px;
  padding:44px 0 64px;overflow:hidden;border-radius:0 0 28px 28px;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(22,17,46,.93) 0%,rgba(108,59,244,.87) 54%,rgba(255,106,61,.74) 100%);
}
.hero-inner{position:relative;z-index:2;width:100%;color:#fff;}
.crumbs{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.78);margin-bottom:22px;flex-wrap:wrap;}
.crumbs a{color:rgba(255,255,255,.82);}
.crumbs a:hover{color:#fff;text-decoration:underline;}
.crumbs span.sep{color:rgba(255,255,255,.45);}
.cat-hero h1{color:#fff;font-size:clamp(30px,4.4vw,52px);line-height:1.2;font-weight:800;letter-spacing:-.5px;max-width:900px;}
.cat-hero .hero-sub{margin-top:16px;font-size:clamp(15px,1.5vw,18px);color:rgba(255,255,255,.9);max-width:660px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-tags span{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);font-size:13px;color:#fff;}

/* ---------- sections ---------- */
.section{padding-block:clamp(56px,7vw,104px);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.3;}
.section-head .sub{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:640px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand-1);background:var(--tint);border-radius:var(--r-pill);padding:5px 14px;margin-bottom:14px;}

/* ---------- intro ---------- */
.intro-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 32px;box-shadow:var(--sh-1);
}
.intro-card h2{font-size:clamp(20px,2vw,24px);font-weight:700;margin-bottom:14px;}
.intro-card p{color:var(--ink-2);font-size:16px;}
.intro-card p + p{margin-top:12px;}
.intro-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;}
.intro-meta span{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);background:var(--bg);border:1px solid var(--line);border-radius:var(--r-pill);padding:6px 14px;}

/* ---------- cards grid ---------- */
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.g-card{
  position:relative;display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.g-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.g-card .thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#EFEDF7;}
.g-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease);}
.g-card:hover .thumb img{transform:scale(1.04);}
.corner{position:absolute;left:14px;top:14px;background:var(--accent);color:#241a44;font-size:12px;font-weight:800;border-radius:var(--r-pill);padding:4px 12px;letter-spacing:.2px;}
.g-card .body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.g-card h3{font-size:20px;font-weight:600;line-height:1.4;}
.g-card p{font-size:14px;color:var(--ink-2);line-height:1.75;}
.g-card .foot{margin-top:auto;padding-top:16px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--ink-3);}
.g-card .foot .go{display:inline-flex;align-items:center;gap:6px;color:var(--brand-1);font-weight:600;transition:transform .24s var(--ease);}
.g-card:hover .foot .go{transform:translateX(4px);}
.g-card .card-link{position:absolute;inset:0;border-radius:var(--r-lg);}

/* ---------- stat strip ---------- */
.strip-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px 24px;box-shadow:var(--sh-1);}
.strip-wrap h2{font-size:clamp(20px,2vw,24px);font-weight:700;margin-bottom:6px;}
.strip-wrap .strip-note{font-size:14px;color:var(--ink-2);margin-bottom:18px;}
.stat-strip{display:flex;gap:16px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none;}
.stat-strip::-webkit-scrollbar{display:none;}
.stat{
  flex:1 1 0;min-width:176px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 20px;box-shadow:var(--sh-1);
}
.stat b{display:block;font-size:30px;font-weight:800;line-height:1.1;color:var(--brand-1);font-variant-numeric:tabular-nums;}
.stat b em{font-style:normal;color:#7FB800;}
.stat span{display:block;margin-top:8px;font-size:13px;color:var(--ink-2);line-height:1.6;}

/* ---------- key strip ---------- */
.key-strip{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.key-item{display:flex;gap:14px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-1);}
.key-item .ico{flex:0 0 auto;width:42px;height:42px;border-radius:13px;background:var(--tint);color:var(--brand-1);display:grid;place-items:center;font-size:17px;}
.key-item h3{font-size:16px;font-weight:600;margin-bottom:6px;}
.key-item p{font-size:14px;color:var(--ink-2);line-height:1.72;}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px 22px;box-shadow:var(--sh-1);transition:transform .24s var(--ease),box-shadow .24s var(--ease);}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step .no{width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;margin-bottom:16px;font-variant-numeric:tabular-nums;}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.step p{font-size:14px;color:var(--ink-2);line-height:1.72;}

/* ---------- faq ---------- */
.faq{max-width:920px;}
.faq .accordion-item{border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1);}
.faq .accordion-button{
  position:relative;display:flex;align-items:center;gap:16px;width:100%;
  padding:18px 22px;font-size:16px;font-weight:600;color:var(--ink);background:#fff;box-shadow:none;
  transition:background .26s var(--ease),color .26s var(--ease);
}
.faq .accordion-button:not(.collapsed){background:var(--tint);color:var(--brand-1);}
.faq .accordion-button::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:4px;background:var(--grad);opacity:0;transition:opacity .26s var(--ease);}
.faq .accordion-button:not(.collapsed)::before{opacity:1;}
.faq .accordion-button::after{
  content:"+";display:grid;place-items:center;margin-left:auto;
  width:28px;height:28px;border-radius:50%;background:var(--grad);color:#fff;
  font-size:17px;font-weight:700;line-height:1;background-image:none;transform:none;
  transition:transform .26s var(--ease),opacity .26s var(--ease);
}
.faq .accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg);}
.faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--brand-1);outline-offset:-2px;}
.faq .accordion-body{padding:4px 22px 22px;font-size:15px;color:var(--ink-2);line-height:1.85;}

/* ---------- cta bar ---------- */
.cta-bar{
  position:relative;overflow:hidden;border-radius:28px;padding:36px 40px;
  background:var(--dark);color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-bar::before{content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;background:var(--grad);opacity:.42;filter:blur(4px);}
.cta-bar > *{position:relative;z-index:2;}
.cta-bar h2{color:#fff;font-size:clamp(20px,2.2vw,26px);font-weight:700;line-height:1.35;}
.cta-bar p{margin-top:10px;font-size:14px;color:rgba(255,255,255,.76);max-width:560px;}
.cta-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.cta-bar .link-arrow{color:#fff;}
.cta-bar .link-arrow::after{background:#fff;right:18px;}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#fff;padding:64px 0 28px;margin-top:80px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.35fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand b{font-size:16px;font-weight:800;letter-spacing:-.2px;}
.site-footer p{color:rgba(255,255,255,.7);font-size:14px;line-height:1.8;}
.footer-col h4{color:#fff;font-size:14px;font-weight:700;margin-bottom:16px;letter-spacing:.3px;}
.footer-col a{display:block;color:rgba(255,255,255,.72);font-size:14px;padding:6px 0;transition:color .2s var(--ease),transform .2s var(--ease);}
.footer-col a:hover{color:var(--accent);transform:translateX(3px);}
.subscribe{display:flex;margin-top:6px;}
.subscribe input{
  flex:1;min-width:0;height:48px;padding:0 16px;font-size:14px;color:var(--ink);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm) 0 0 var(--r-sm);border-right:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.subscribe input::placeholder{color:var(--ink-3);}
.subscribe input:focus{outline:none;border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(108,59,244,.15);}
.subscribe button{
  height:48px;padding:0 22px;border:none;background:var(--grad);color:#fff;font-size:14px;font-weight:600;
  border-radius:0 var(--r-pill) var(--r-pill) 0;cursor:pointer;transition:filter .2s var(--ease);
}
.subscribe button:hover{filter:brightness(1.06);}
.subscribe-hint{margin-top:10px;font-size:12px;color:rgba(255,255,255,.5);}
.footer-line{height:1px;background:rgba(255,255,255,.14);margin:40px 0 22px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.58);}
.footer-bottom .links{display:flex;gap:20px;flex-wrap:wrap;}
.footer-bottom .links a{color:rgba(255,255,255,.62);font-size:13px;}
.footer-bottom .links a:hover{color:#fff;}

/* ---------- offcanvas mobile nav ---------- */
.mob-nav{width:320px;max-width:88vw;}
.mob-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.mob-nav .brand-text{font-size:16px;}
.mob-nav .offcanvas-body{padding:12px 16px 24px;display:flex;flex-direction:column;}
.mob-link{display:flex;align-items:center;min-height:48px;padding:0 6px;font-size:16px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.mob-link:hover{color:var(--ink);}
.mob-link.active{color:var(--brand-1);font-weight:700;}
.mob-cta{margin-top:22px;width:100%;}
.mob-nav .btn-close{width:34px;height:34px;border-radius:10px;background-size:12px;opacity:.6;}
.mob-nav .btn-close:hover{opacity:1;background-color:var(--tint);}

/* ---------- responsive ---------- */
@media (max-width:1399px){
  .section{padding-block:clamp(52px,6vw,88px);}
}
@media (max-width:1199px){
  .cards-3{gap:20px;}
  .steps{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  .nav-menu{display:none;}
  .nav-actions .btn-grad{display:none;}
  .nav-toggle{display:grid;}
  .nav-inner{height:66px;}
  .cols-2,.cards-3{grid-template-columns:repeat(2,1fr);}
  .hero-inner{max-width:620px;}
  .cat-hero{min-height:330px;padding:36px 0 52px;}
  .key-strip{grid-template-columns:1fr;}
  .cta-bar{padding:32px 28px;}
}
@media (max-width:767px){
  .cards-3{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .section{padding-block:48px;}
  .cat-hero{min-height:300px;border-radius:0 0 22px 22px;}
  .crumbs{margin-bottom:16px;}
  .hero-tags span{font-size:12px;padding:5px 12px;}
  .intro-card{padding:24px 20px;}
  .strip-wrap{padding:20px;}
  .btn-grad,.btn-ghost{width:100%;padding:14px 20px;}
  .cta-actions{width:100%;}
  .cta-actions .link-arrow{width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .g-card .body{padding:20px;}
}
@media (max-width:520px){
  .brand-text{font-size:15px;}
  .stat{min-width:158px;padding:16px;}
  .stat b{font-size:26px;}
  .section-head{margin-bottom:24px;}
}

/* roulang page: category2 */
:root{
  --brand-1:#6C3BF4;
  --brand-2:#FF6A3D;
  --grad:linear-gradient(118deg,#6C3BF4 0%,#9B4DF0 46%,#FF6A3D 100%);
  --grad-soft:linear-gradient(118deg,rgba(108,59,244,.10) 0%,rgba(255,106,61,.10) 100%);
  --accent:#C6F24E;
  --dark:#16112E;
  --ink:#171331;
  --ink-2:#5A5573;
  --ink-3:#8A85A0;
  --bg:#F5F4FB;
  --surface:#FFFFFF;
  --line:#E6E3F2;
  --ok:#1FA97A;
  --warn:#E0A800;
  --err:#E0455E;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 6px 18px rgba(23,19,49,.06);
  --sh-2:0 18px 44px rgba(23,19,49,.10);
  --sh-brand:0 14px 30px rgba(108,59,244,.28);
  --ease:cubic-bezier(.22,.61,.36,1);

  --bs-primary:#6C3BF4;
  --bs-body-color:#171331;
  --bs-body-bg:#F5F4FB;
  --bs-border-color:#E6E3F2;
  --bs-link-color:#6C3BF4;
  --bs-link-hover-color:#FF6A3D;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-1);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-2)}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.3px}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums}
.container{max-width:1200px;padding-inline:20px;margin-inline:auto}
@media (min-width:992px){.container{padding-inline:24px}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.97);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--grad);opacity:.6;
}
.nav-inner{display:flex;align-items:center;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:17px;font-weight:800;box-shadow:var(--sh-brand);
  flex-shrink:0;
}
.brand-text{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.4px;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:30px;margin-left:auto}
.nav-menu a{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-2);padding:6px 2px;
}
.nav-menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.nav-menu a:hover{color:var(--ink)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.active{
  color:var(--brand-1);background:#F3F0FE;border-radius:var(--r-pill);padding:8px 16px;font-weight:600;
}
.nav-menu a.active::after{display:none}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:8px}
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--grad);background-size:200% 100%;background-position:0 0;
  color:#fff;font-size:15px;font-weight:600;border:none;border-radius:var(--r-pill);
  padding:12px 26px;min-height:44px;cursor:pointer;white-space:nowrap;
  transition:background-position .35s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease);
}
.btn-grad:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:var(--sh-brand);color:#fff}
.btn-grad:active{transform:translateY(0);box-shadow:0 6px 16px rgba(108,59,244,.22)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--brand-1);font-size:15px;font-weight:600;
  border:1.5px solid var(--brand-1);border-radius:var(--r-pill);
  padding:11px 26px;min-height:44px;cursor:pointer;white-space:nowrap;
  transition:background .22s var(--ease),border-color .22s var(--ease),transform .24s var(--ease),color .2s;
}
.btn-ghost:hover{background:#F3F0FE;border-color:#5A2BD8;color:#5A2BD8;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:17px;cursor:pointer;place-items:center;
}
.nav-toggle:hover{border-color:var(--brand-1);color:var(--brand-1)}
.offcanvas{background:#fff;max-width:320px}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.offcanvas-title{font-size:16px;font-weight:700}
.offcanvas-body{padding:12px 20px 24px;display:flex;flex-direction:column}
.m-nav a{
  display:flex;align-items:center;min-height:48px;padding:0 4px;font-size:16px;
  color:var(--ink-2);border-bottom:1px solid var(--line);
}
.m-nav a.active{color:var(--brand-1);font-weight:600}
.m-nav .m-cta{margin-top:20px;border-bottom:none;padding:0}
.m-nav .m-cta .btn-grad{width:100%}

/* ---------- 首页 Hero 紧凑版（分类页） ---------- */
.cat-hero{
  position:relative;overflow:hidden;background:var(--dark);
  padding-block:48px;min-height:240px;display:flex;align-items:center;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.085) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.085) 1px,transparent 1px),
    var(--grad);
  background-size:46px 46px,46px 46px,100% 100%;
  background-position:0 0,0 0,0 0;
}
.cat-hero::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.28) 0%,rgba(198,242,78,0) 68%);
}
.cat-hero .container{position:relative;z-index:2}
.breadcrumb-line{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:14px;color:rgba(255,255,255,.76);margin-bottom:18px;
}
.breadcrumb-line a{color:rgba(255,255,255,.86)}
.breadcrumb-line a:hover{color:#fff}
.breadcrumb-line .sep{opacity:.6}
.cat-hero h1{
  color:#fff;font-size:clamp(28px,3.6vw,44px);line-height:1.22;font-weight:800;
  letter-spacing:-.5px;max-width:760px;margin-bottom:14px;
}
.cat-hero .lede{
  color:rgba(255,255,255,.84);font-size:15px;line-height:1.7;max-width:640px;margin:0;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-tags span{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;
  color:#fff;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
  border-radius:var(--r-pill);padding:6px 14px;
}

/* ---------- 徽章条 ---------- */
.badge-strip{padding-block:28px;background:var(--bg)}
.badge-scroll{display:flex;gap:14px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
.badge-scroll::-webkit-scrollbar{display:none}
.stat-pill{
  display:flex;align-items:center;gap:12px;flex:0 0 auto;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill);
  padding:12px 22px;box-shadow:var(--sh-1);min-height:64px;
}
.stat-pill .stat-num{
  font-size:22px;font-weight:800;color:var(--ink);line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.stat-pill .stat-num em{font-style:normal;color:#8CC21E;margin-left:2px;font-size:15px;font-weight:700}
.stat-pill .stat-label{font-size:13px;color:var(--ink-2);line-height:1.4;white-space:nowrap}
.stat-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex-shrink:0}

/* ---------- 通用区块 ---------- */
.section{padding-block:clamp(56px,7vw,104px)}
.section-tight{padding-block:clamp(40px,5vw,72px)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;flex-wrap:wrap}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.3}
.section-head .eyebrow{
  display:block;font-size:13px;font-weight:600;letter-spacing:1.4px;color:var(--brand-1);
  text-transform:uppercase;margin-bottom:10px;
}
.section-head p{font-size:15px;color:var(--ink-2);margin:10px 0 0;max-width:620px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-1)}
.link-more i{transition:transform .24s var(--ease)}
.link-more:hover i{transform:translateX(4px)}

/* ---------- 双栏：锚点导航 + 内容流 ---------- */
.anchor-nav{
  position:sticky;top:100px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1);
}
.anchor-title{
  font-size:13px;font-weight:700;letter-spacing:1.2px;color:var(--ink-3);
  margin-bottom:14px;
}
.anchor-link{
  display:flex;align-items:center;gap:10px;min-height:44px;padding:8px 12px;
  border-radius:var(--r-sm);font-size:15px;color:var(--ink-2);
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.anchor-link i{font-size:12px;color:var(--ink-3);transition:color .22s var(--ease)}
.anchor-link:hover{background:#F3F0FE;color:var(--brand-1);transform:translateX(3px)}
.anchor-link:hover i{color:var(--brand-1)}
.anchor-link.active{background:var(--grad-soft);color:var(--brand-1);font-weight:600}
.anchor-link.active i{color:var(--brand-1)}
.anchor-note{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--ink-3);line-height:1.65;
}

.flow-block{margin-bottom:36px;scroll-margin-top:100px}
.flow-block:last-child{margin-bottom:0}
.flow-block > h2{
  font-size:clamp(22px,2.2vw,28px);font-weight:700;line-height:1.35;margin-bottom:12px;
  display:flex;align-items:center;gap:12px;
}
.flow-block > h2 .bar{
  width:5px;height:26px;border-radius:3px;background:var(--grad);flex-shrink:0;
}
.flow-block > p{font-size:15.5px;color:var(--ink-2);margin-bottom:24px;max-width:760px}

/* 宽卡：图左文右 */
.wide-card{
  display:flex;gap:24px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),
             border-color .24s var(--ease);
  margin-bottom:20px;align-items:stretch;
}
.wide-card:last-child{margin-bottom:0}
.wide-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#DCD6F5}
.wide-card .wc-media{
  flex:0 0 38%;max-width:38%;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line);background:#EFEDF8;position:relative;aspect-ratio:4/3;
}
.wide-card .wc-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.wide-card:hover .wc-media img{transform:scale(1.04)}
.wc-tag{
  position:absolute;left:12px;top:12px;z-index:2;
  background:rgba(22,17,46,.72);color:#fff;font-size:12px;font-weight:600;
  border-radius:var(--r-pill);padding:5px 12px;backdrop-filter:blur(2px);
}
.wide-card .wc-body{flex:1;display:flex;flex-direction:column;padding:4px 4px 4px 0}
.wc-badge{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  background:#F3F0FE;color:var(--brand-1);font-size:13px;font-weight:600;
  border-radius:var(--r-pill);padding:5px 13px;margin-bottom:12px;
}
.wc-body h3{font-size:20px;font-weight:600;line-height:1.4;margin-bottom:10px}
.wc-body p{font-size:15px;color:var(--ink-2);margin-bottom:14px}
.wc-points{list-style:none;margin:0 0 16px;display:grid;gap:8px}
.wc-points li{
  position:relative;padding-left:20px;font-size:14.5px;color:var(--ink-2);line-height:1.6;
}
.wc-points li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:3px;
  background:var(--grad);
}
.wc-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:14px;
  border-top:1px solid var(--line);padding-top:14px;font-size:13px;color:var(--ink-3);
}
.wc-foot .go{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-1);font-size:14px}
.wc-foot .go i{transition:transform .24s var(--ease)}
.wc-foot .go:hover i{transform:translateX(4px)}

/* 步骤清单 */
.steps-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-1);
}
.steps{list-style:none;display:grid;gap:18px}
.steps li{display:flex;gap:16px;align-items:flex-start}
.step-idx{
  flex:0 0 40px;width:40px;height:40px;border-radius:13px;background:#F3F0FE;color:var(--brand-1);
  display:grid;place-items:center;font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;
}
.steps li:first-child .step-idx{background:var(--grad);color:#fff;box-shadow:var(--sh-brand)}
.steps h3{font-size:17px;font-weight:600;margin-bottom:6px;line-height:1.4}
.steps p{font-size:14.5px;color:var(--ink-2);margin:0}

/* 提示对照表 */
.table-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:8px;box-shadow:var(--sh-1);overflow:hidden;
}
.table-wrap .table{margin:0;font-size:14.5px;color:var(--ink-2);vertical-align:middle}
.table-wrap .table thead th{
  background:#F7F5FE;color:var(--ink);font-weight:600;font-size:14px;
  border-bottom:1px solid var(--line);padding:14px 18px;white-space:nowrap;
}
.table-wrap .table tbody td{padding:14px 18px;border-color:#F0EEF8;line-height:1.65}
.table-wrap .table tbody tr:nth-child(even) td{background:#FBFAFE}
.table-wrap .table tbody td:first-child{color:var(--ink);font-weight:600}
.pill-mini{
  display:inline-flex;align-items:center;gap:5px;font-size:12.5px;font-weight:600;
  border-radius:var(--r-pill);padding:4px 11px;
}
.pill-ok{background:rgba(31,169,122,.12);color:#16805D}
.pill-warn{background:rgba(224,168,0,.14);color:#9A7200}
.pill-err{background:rgba(224,69,94,.12);color:#B92F45}

/* 注意事项要点条 */
.care-strip{
  display:flex;flex-wrap:wrap;gap:14px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1);
}
.care-item{
  display:flex;align-items:flex-start;gap:12px;flex:1 1 240px;min-width:220px;
  border-left:3px solid transparent;border-image:var(--grad) 1;padding-left:14px;
}
.care-item i{
  width:40px;height:40px;flex:0 0 40px;border-radius:13px;display:grid;place-items:center;
  background:var(--grad-soft);color:var(--brand-1);font-size:16px;
}
.care-item b{display:block;font-size:15px;font-weight:600;margin-bottom:2px;color:var(--ink)}
.care-item span{font-size:13.5px;color:var(--ink-2);line-height:1.6}

/* ---------- FAQ ---------- */
.faq-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:8px;box-shadow:var(--sh-1)}
.faq-wrap .accordion-item{
  border:1px solid var(--line);border-radius:14px !important;margin:12px;overflow:hidden;
  background:#fff;
}
.faq-wrap .accordion-item:first-of-type,.faq-wrap .accordion-item:last-of-type{border-radius:14px !important}
.faq-wrap .accordion-button{
  background:#fff;color:var(--ink);font-size:16px;font-weight:600;line-height:1.5;
  padding:20px 22px;box-shadow:none;border-radius:14px !important;
  display:flex;align-items:center;gap:14px;
}
.faq-wrap .accordion-button:not(.collapsed){color:var(--brand-1);background:#FBFAFF}
.faq-wrap .accordion-button::after{display:none}
.faq-wrap .accordion-button:focus{box-shadow:none;outline:none}
.faq-wrap .accordion-button:focus-visible{outline:2px solid var(--brand-1);outline-offset:-2px}
.acc-bar{
  width:6px;height:22px;border-radius:3px;background:var(--grad);flex:0 0 6px;
  opacity:0;transition:opacity .26s var(--ease);
}
.faq-wrap .accordion-button:not(.collapsed) .acc-bar{opacity:1}
.acc-icon{
  margin-left:auto;flex:0 0 30px;width:30px;height:30px;border-radius:50%;
  background:var(--grad);color:#fff;display:grid;place-items:center;
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .26s var(--ease);
}
.acc-icon::before{content:"+"}
.faq-wrap .accordion-button:not(.collapsed) .acc-icon{transform:rotate(90deg)}
.faq-wrap .accordion-button:not(.collapsed) .acc-icon::before{content:"−"}
.faq-wrap .accordion-body{
  padding:0 22px 22px 42px;font-size:15px;color:var(--ink-2);line-height:1.85;
}
.faq-wrap .accordion-collapse{transition:height .26s var(--ease)}

/* ---------- 结尾 CTA ---------- */
.cta-band{
  background:var(--dark);border-radius:28px;padding:clamp(28px,4vw,40px);
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-90px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(108,59,244,.55) 0%,rgba(108,59,244,0) 70%);
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{color:#fff;font-size:clamp(20px,2.2vw,26px);font-weight:700;margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.72);font-size:14.5px;margin:0;max-width:520px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-actions .btn-ghost{color:#fff;border-color:rgba(255,255,255,.42)}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#fff;padding-block:64px 28px;margin-top:12px}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:32px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand b{font-size:16px;font-weight:700;color:#fff}
.site-footer p{color:rgba(255,255,255,.66);font-size:14px;line-height:1.75;margin:0}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-col a{
  display:block;color:rgba(255,255,255,.66);font-size:14px;padding:7px 0;
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.footer-col a:hover{color:#fff;transform:translateX(3px)}
.subscribe{display:flex;margin-top:14px;border-radius:var(--r-pill);overflow:hidden;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06)}
.subscribe input{
  flex:1;min-width:0;height:48px;border:none;background:transparent;color:#fff;
  font-size:14px;padding:0 16px;outline:none;
}
.subscribe input::placeholder{color:rgba(255,255,255,.45)}
.subscribe input:focus{background:rgba(255,255,255,.06)}
.subscribe button{
  border:none;background:var(--grad);color:#fff;font-size:14px;font-weight:600;
  padding:0 22px;min-height:48px;cursor:pointer;transition:filter .22s var(--ease);
}
.subscribe button:hover{filter:brightness(1.08)}
.subscribe-hint{font-size:12.5px;color:rgba(255,255,255,.45);margin-top:10px;line-height:1.6}
.footer-line{height:1px;background:rgba(255,255,255,.14);margin:36px 0 20px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.52);
}
.footer-bottom .links{display:flex;gap:20px;flex-wrap:wrap}
.footer-bottom .links a{color:rgba(255,255,255,.52)}
.footer-bottom .links a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .nav-menu{gap:24px}
  .wide-card .wc-media{flex:0 0 42%;max-width:42%}
}
@media (max-width:991.98px){
  .nav-menu{display:none}
  .nav-actions .btn-grad{display:none}
  .nav-toggle{display:grid}
  .anchor-nav{position:static;margin-bottom:24px}
  .anchor-nav .anchor-links{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
  .anchor-nav .anchor-links::-webkit-scrollbar{display:none}
  .anchor-link{white-space:nowrap;border:1px solid var(--line)}
  .anchor-note{display:none}
  .cta-band{flex-direction:column;align-items:flex-start}
}
@media (max-width:767.98px){
  .section{padding-block:48px}
  .cat-hero{padding-block:40px;min-height:0}
  .wide-card{flex-direction:column;gap:16px}
  .wide-card .wc-media{flex:none;max-width:100%;width:100%;aspect-ratio:16/10}
  .wide-card .wc-body{padding:0}
  .wc-foot{flex-direction:column;align-items:flex-start;gap:8px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-actions{width:100%}
  .cta-actions .btn-grad,.cta-actions .btn-ghost{width:100%}
  .steps-card{padding:20px}
  .faq-wrap .accordion-body{padding-left:22px}
  .table-wrap .table thead th,.table-wrap .table tbody td{padding:12px 14px}
}
@media (max-width:519.98px){
  .brand-text{font-size:15px}
  .stat-pill{padding:10px 16px;min-height:58px}
  .stat-pill .stat-num{font-size:19px}
  .section-head h2{font-size:22px}
}