/* roulang page: index */
:root{
  --brand-900:#1E1440;
  --brand-700:#3A2A80;
  --brand-500:#5B44C4;
  --brand-300:#8E7BEB;
  --accent-500:#FF6A2B;
  --accent-400:#FF8A4C;
  --mint-500:#14C2A3;
  --ink-900:#171432;
  --ink-700:#3E3A5C;
  --ink-500:#6B6785;
  --bg:#F6F4FB;
  --surface:#FFFFFF;
  --line:#E6E2F2;
  --grad-hero:linear-gradient(135deg,#1E1440 0%,#5B44C4 58%,#FF6A2B 135%);
  --grad-soft:linear-gradient(135deg,#F0ECFF 0%,#FFF2EA 100%);
  --shadow-sm:0 2px 8px rgba(30,20,64,.06);
  --shadow-md:0 12px 28px rgba(30,20,64,.10);
  --shadow-lg:0 24px 56px rgba(30,20,64,.14);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--ink-900);margin:0;font-weight:700;line-height:1.3}
h1{font-size:clamp(1.85rem,4.6vw,3.1rem);font-weight:800;line-height:1.22;letter-spacing:-.01em}
h2{font-size:clamp(1.45rem,2.6vw,2.05rem);font-weight:700}
h3{font-size:1.16rem;font-weight:700}
p{margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
:focus-visible{outline:3px solid rgba(91,68,196,.35);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1140px;margin:0 auto;padding-left:16px;padding-right:16px}
@media (min-width:1400px){.container{max-width:1280px}}
.sz-num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.sz-header{position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);transition:box-shadow .3s var(--ease)}
.sz-header.is-scrolled{box-shadow:var(--shadow-sm)}
.sz-header__inner{display:flex;align-items:center;gap:16px;min-height:72px}
.sz-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.sz-logo__mark{width:38px;height:38px;border-radius:12px;background:var(--grad-hero);color:#fff;display:grid;place-items:center;font-size:16px;box-shadow:0 8px 18px rgba(91,68,196,.28)}
.sz-logo__text{font-size:18px;font-weight:800;color:var(--ink-900);letter-spacing:-.01em;white-space:nowrap}
.sz-nav{display:none;align-items:center;gap:2px;margin-left:auto}
.sz-nav__link{display:inline-flex;align-items:center;height:40px;padding:0 13px;border-radius:999px;font-size:14.5px;font-weight:600;color:var(--ink-700);transition:all .25s var(--ease);white-space:nowrap}
.sz-nav__link:hover{background:rgba(91,68,196,.08);color:var(--brand-700)}
.sz-nav__link.is-active{background:linear-gradient(135deg,#5B44C4 0%,#8E7BEB 100%);color:#fff;box-shadow:0 8px 18px rgba(91,68,196,.26)}
.sz-header__cta{display:none;margin-left:12px}
.sz-burger{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);color:var(--brand-700);font-size:18px;display:grid;place-items:center;margin-left:auto;transition:all .25s var(--ease)}
.sz-burger:hover{background:rgba(91,68,196,.08)}
@media (min-width:1080px){
  .sz-nav{display:flex}
  .sz-header__cta{display:inline-flex}
  .sz-burger{display:none}
}
/* drawer */
.sz-drawer{position:fixed;inset:0;background:rgba(23,20,50,.5);z-index:1090;opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease)}
.sz-drawer.is-open{opacity:1;visibility:visible}
.sz-drawer__panel{position:absolute;top:0;right:0;width:min(320px,86vw);height:100%;background:#fff;border-radius:24px 0 0 24px;padding:24px 20px;transform:translateX(100%);transition:transform .32s var(--ease);display:flex;flex-direction:column;gap:8px;overflow-y:auto}
.sz-drawer.is-open .sz-drawer__panel{transform:translateX(0)}
.sz-drawer__close{align-self:flex-end;width:44px;height:44px;border-radius:12px;background:var(--bg);color:var(--ink-900);font-size:18px;display:grid;place-items:center}
.sz-drawer__nav{display:flex;flex-direction:column;gap:4px;margin-top:10px}
.sz-drawer__link{display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:14px;font-weight:600;color:var(--ink-700);transition:all .25s var(--ease)}
.sz-drawer__link:hover{background:var(--bg)}
.sz-drawer__link.is-active{background:linear-gradient(135deg,#5B44C4 0%,#8E7BEB 100%);color:#fff}
.sz-drawer__foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line)}

/* ---------- buttons ---------- */
.sz-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;border-radius:999px;font-size:15.5px;font-weight:700;transition:all .28s var(--ease);border:1.5px solid transparent;text-align:center}
.sz-btn--primary{background:linear-gradient(135deg,#5B44C4 0%,#8E7BEB 55%,#FF6A2B 130%);color:#fff;box-shadow:0 10px 24px rgba(91,68,196,.28)}
.sz-btn--primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(91,68,196,.36);color:#fff}
.sz-btn--primary:active{transform:translateY(0)}
.sz-btn--ghost{border-color:var(--brand-500);color:var(--brand-700);background:transparent}
.sz-btn--ghost:hover{background:rgba(91,68,196,.08);transform:translateY(-2px)}
.sz-btn--accent{background:var(--accent-500);color:#fff;box-shadow:0 10px 24px rgba(255,106,43,.28)}
.sz-btn--accent:hover{background:#FF7E43;transform:translateY(-2px);color:#fff}
.sz-btn--light{background:#fff;color:var(--brand-700);box-shadow:var(--shadow-sm)}
.sz-btn--light:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);color:var(--brand-900)}
.sz-btn--sm{height:42px;padding:0 20px;font-size:14.5px}
.sz-btn--block{width:100%}
@media (max-width:575px){.sz-btn{height:44px;padding:0 20px;font-size:15px}}

/* ---------- section base ---------- */
.sz-section{padding:56px 0}
@media (min-width:768px){.sz-section{padding:72px 0}}
@media (min-width:992px){.sz-section{padding:96px 0}}
.sz-section--white{background:var(--surface)}
.sz-section--dark{background:var(--brand-900);color:rgba(255,255,255,.78)}
.sz-section--dark h2,.sz-section--dark h3{color:#fff}
.sz-sec-head{max-width:760px;margin-bottom:32px}
.sz-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.06em;color:var(--brand-500);background:rgba(91,68,196,.09);padding:6px 14px;border-radius:999px;margin-bottom:14px}
.sz-kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-500)}
.sz-sec-desc{margin-top:12px;color:var(--ink-500);font-size:15.5px;line-height:1.85}
.sz-sec-head--row{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;max-width:none}
.sz-more{font-size:15px;font-weight:700;color:var(--brand-500);display:inline-flex;align-items:center;gap:6px;transition:gap .25s var(--ease)}
.sz-more:hover{gap:12px;color:var(--brand-700)}

/* ---------- hero ---------- */
.sz-hero{position:relative;overflow:hidden;padding:44px 0 56px;background:var(--grad-soft)}
@media (min-width:992px){.sz-hero{padding:80px 0 96px}}
.sz-hero__title{margin-bottom:18px}
.sz-hero__title em{font-style:normal;background:linear-gradient(115deg,#5B44C4,#FF6A2B);-webkit-background-clip:text;background-clip:text;color:transparent}
.sz-hero__sub{font-size:17.5px;font-weight:600;color:var(--brand-700);margin-bottom:14px}
.sz-hero__text{color:var(--ink-500);font-size:16px;max-width:560px}
.sz-hero__btns{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 28px}
.sz-hero__badges{display:flex;flex-wrap:wrap;gap:10px}
.sz-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 15px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.02em;background:rgba(255,255,255,.9);border:1px solid var(--line);color:var(--brand-700);box-shadow:var(--shadow-sm)}
.sz-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mint-500)}
.sz-badge--dark{background:rgba(30,20,64,.9);color:#fff;border-color:transparent}
.sz-badge--dark::before{background:var(--accent-400)}
.sz-badge--solid{background:rgba(91,68,196,.1);border-color:rgba(91,68,196,.16)}
.sz-hero__media{position:relative}
.sz-hero__img{width:100%;height:250px;object-fit:cover;border-radius:var(--r-xl);box-shadow:var(--shadow-lg)}
@media (min-width:768px){.sz-hero__img{height:340px}}
@media (min-width:992px){.sz-hero__img{height:430px}}
.sz-hero__float{position:absolute;left:18px;bottom:18px;background:rgba(255,255,255,.96);border-radius:var(--r-md);padding:14px 18px;box-shadow:var(--shadow-md);display:flex;align-items:center;gap:12px;max-width:calc(100% - 36px)}
.sz-hero__float i{width:36px;height:36px;border-radius:11px;background:var(--grad-hero);color:#fff;display:grid;place-items:center;font-size:14px;flex:0 0 auto}
.sz-hero__float b{display:block;font-size:14.5px;color:var(--ink-900)}
.sz-hero__float span{font-size:12.5px;color:var(--ink-500);line-height:1.6}

/* ---------- steps ---------- */
.sz-steps{display:grid;gap:26px;grid-template-columns:1fr}
@media (min-width:768px){.sz-steps{grid-template-columns:repeat(2,1fr)}}
@media (min-width:992px){.sz-steps{grid-template-columns:repeat(3,1fr);gap:32px}}
.sz-step{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:34px 24px 26px;box-shadow:var(--shadow-sm);transition:all .32s var(--ease)}
.sz-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300)}
.sz-step__num{position:absolute;top:-16px;left:22px;width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,#3A2A80,#8E7BEB);color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;box-shadow:0 10px 20px rgba(58,42,128,.32)}
.sz-step h3{margin-bottom:10px}
.sz-step p{font-size:15px;color:var(--ink-500);line-height:1.85}
.sz-step__meta{margin-top:16px;display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;color:var(--mint-500)}
.sz-step__meta::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}

/* ---------- proof ---------- */
.sz-proof{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:992px){.sz-proof{grid-template-columns:1.15fr .85fr;gap:28px}}
.sz-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);overflow:hidden;transition:all .32s var(--ease)}
.sz-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300)}
.sz-card__img{width:100%;height:200px;object-fit:cover;transition:transform .32s var(--ease)}
.sz-card:hover .sz-card__img{transform:scale(1.04)}
.sz-card__imgwrap{overflow:hidden;background:var(--grad-soft)}
.sz-card__body{padding:24px}
.sz-card__body h3{margin-bottom:10px}
.sz-card__body p{font-size:15px;color:var(--ink-500);line-height:1.85}
.sz-tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.02em;background:rgba(91,68,196,.1);color:var(--brand-700)}
.sz-cover-big .sz-card__img{height:260px}
.sz-cover-big .sz-card__body{padding:26px}
.sz-stack{display:grid;gap:20px}
.sz-stack .sz-card__inner{display:flex;gap:16px;padding:18px;align-items:center}
.sz-stack img{width:96px;height:88px;object-fit:cover;border-radius:var(--r-md);flex:0 0 auto;transition:transform .32s var(--ease)}
.sz-stack .sz-card:hover img{transform:scale(1.04)}
.sz-stack h3{font-size:1.02rem;margin-bottom:6px}
.sz-stack p{font-size:13.5px;color:var(--ink-500);line-height:1.7}
.sz-metrics{display:grid;gap:16px;grid-template-columns:repeat(2,1fr);margin-top:28px}
@media (min-width:992px){.sz-metrics{grid-template-columns:repeat(4,1fr)}}
.sz-metric{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--shadow-sm);transition:all .3s var(--ease)}
.sz-metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.sz-metric b{display:block;font-size:clamp(1.5rem,3vw,1.95rem);font-weight:800;color:var(--brand-700);line-height:1.2;font-variant-numeric:tabular-nums}
.sz-metric b span{font-size:.62em;font-weight:700;color:var(--accent-500);margin-left:3px}
.sz-metric p{font-size:13.5px;color:var(--ink-500);margin-top:6px}

/* ---------- channels ---------- */
.sz-channels{display:grid;gap:22px;grid-template-columns:1fr}
@media (min-width:576px){.sz-channels{grid-template-columns:repeat(2,1fr)}}
@media (min-width:992px){.sz-channels{grid-template-columns:repeat(3,1fr)}}
.sz-channel{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:all .32s var(--ease);height:100%}
.sz-channel:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300)}
.sz-channel__media{overflow:hidden;background:var(--grad-soft)}
.sz-channel__media img{width:100%;height:170px;object-fit:cover;transition:transform .32s var(--ease)}
.sz-channel:hover .sz-channel__media img{transform:scale(1.04)}
.sz-channel__body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.sz-channel__body p{font-size:14.5px;color:var(--ink-500);line-height:1.8;flex:1}
.sz-channel__link{font-size:14px;font-weight:700;color:var(--brand-500);display:inline-flex;align-items:center;gap:6px;transition:gap .25s var(--ease)}
.sz-channel:hover .sz-channel__link{gap:11px}

/* ---------- news ---------- */
.sz-chips{display:flex;gap:10px;overflow-x:auto;padding:4px 2px 12px;margin-bottom:22px;scrollbar-width:thin}
.sz-chip{flex:0 0 auto;display:inline-flex;align-items:center;height:36px;padding:0 18px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:13.5px;font-weight:600;color:var(--ink-500);transition:all .25s var(--ease)}
.sz-chip:hover{border-color:var(--brand-300);color:var(--brand-700)}
.sz-chip.is-on{background:linear-gradient(135deg,#5B44C4,#8E7BEB);border-color:transparent;color:#fff}
.sz-news__grid{display:grid;gap:22px;grid-template-columns:1fr}
@media (min-width:576px){.sz-news__grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:992px){.sz-news__grid{grid-template-columns:repeat(3,1fr)}}
.sz-news-lead{grid-column:1/-1}
@media (min-width:992px){
  .sz-news-lead{grid-column:span 2;grid-row:span 2;display:flex;flex-direction:column}
  .sz-news-lead .sz-card__img{height:290px}
}
.sz-news-card .sz-card__img{height:170px}
.sz-news__meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-500);margin-bottom:12px}
.sz-news__title{font-size:1.05rem;line-height:1.55;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sz-news-lead .sz-news__title{font-size:clamp(1.2rem,2.2vw,1.5rem)}
.sz-news__desc{font-size:14.5px;color:var(--ink-500);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sz-news__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:14px;border-top:1px dashed var(--line)}
.sz-news__foot span{font-size:12.5px;color:var(--ink-500)}
.sz-arrow{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:rgba(91,68,196,.1);color:var(--brand-700);transition:all .28s var(--ease)}
.sz-card:hover .sz-arrow{background:var(--brand-500);color:#fff;transform:translateX(3px)}
.sz-empty{grid-column:1/-1;padding:48px 24px;border-radius:var(--r-lg);border:1px dashed var(--line);background:var(--surface);text-align:center}
.sz-empty i{font-size:30px;color:var(--brand-300);margin-bottom:14px;display:block}
.sz-empty p{color:var(--ink-500);margin-bottom:18px;font-size:15px}

/* ---------- faq ---------- */
.sz-faq{display:grid;gap:16px;grid-template-columns:1fr}
@media (min-width:992px){.sz-faq{grid-template-columns:repeat(2,1fr)}}
.sz-faq__item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-sm);overflow:hidden;transition:all .3s var(--ease)}
.sz-faq__item:hover{border-color:var(--brand-300)}
.sz-faq__item summary{list-style:none;cursor:pointer;position:relative;padding:20px 22px 20px 26px;font-size:15.5px;font-weight:700;color:var(--ink-900);line-height:1.6}
.sz-faq__item summary::-webkit-details-marker{display:none}
.sz-faq__item summary::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:4px;border-radius:999px;background:linear-gradient(180deg,#5B44C4,#8E7BEB);transition:background .3s var(--ease)}
.sz-faq__item[open] summary::before{background:linear-gradient(180deg,#FF6A2B,#FF8A4C)}
.sz-faq__item summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:19px;font-weight:700;color:var(--brand-500);transition:transform .3s var(--ease)}
.sz-faq__item[open] summary::after{content:"–";transform:translateY(-52%);color:var(--accent-500)}
.sz-faq__body{padding:0 22px 20px 26px;font-size:15px;line-height:1.85;color:var(--ink-700)}

/* ---------- CTA ---------- */
.sz-cta{position:relative;overflow:hidden;border-radius:var(--r-xl);padding:40px 28px;background-image:linear-gradient(120deg,rgba(30,20,64,.94) 0%,rgba(91,68,196,.9) 58%,rgba(255,106,43,.86) 135%),url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;color:#fff}
@media (min-width:992px){.sz-cta{padding:56px 52px}}
.sz-cta h2{color:#fff;margin-bottom:12px}
.sz-cta p{color:rgba(255,255,255,.86);font-size:15.5px;max-width:620px}
.sz-cta__inner{display:flex;flex-direction:column;gap:26px}
@media (min-width:992px){.sz-cta__inner{flex-direction:row;align-items:center;justify-content:space-between}}
.sz-cta__btns{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}
.sz-cta__stats{display:flex;flex-wrap:wrap;gap:22px;margin-top:24px}
.sz-cta__stats div b{display:block;font-size:1.4rem;font-weight:800;color:#fff;font-variant-numeric:tabular-nums}
.sz-cta__stats div span{font-size:12.5px;color:rgba(255,255,255,.72)}

/* ---------- footer ---------- */
.sz-footer{background:var(--brand-900);color:rgba(255,255,255,.7);padding:56px 0 0;margin-top:0}
@media (min-width:992px){.sz-footer{padding-top:72px}}
.sz-footer__grid{display:grid;gap:32px;grid-template-columns:1fr}
@media (min-width:768px){.sz-footer__grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:992px){.sz-footer__grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.sz-footer h4{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:.02em}
.sz-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.sz-footer__brand .sz-logo__text{color:#fff}
.sz-footer__brand .sz-logo__mark{box-shadow:none}
.sz-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66)}
.sz-footer__links{display:flex;flex-direction:column;gap:11px}
.sz-footer__links a{font-size:14px;color:rgba(255,255,255,.7);transition:color .25s var(--ease),transform .25s var(--ease);display:inline-block}
.sz-footer__links a:hover{color:var(--accent-400);transform:translateX(3px)}
.sz-footer__contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(255,255,255,.7)}
.sz-footer__contact i{width:18px;color:var(--accent-400);margin-right:6px}
.sz-footer__qr{width:96px;height:96px;border-radius:var(--r-md);background:rgba(255,255,255,.08);border:1px dashed rgba(255,255,255,.25);display:grid;place-items:center;color:rgba(255,255,255,.5);font-size:12px;margin-top:16px;text-align:center;line-height:1.5}
.sz-footer__bar{margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0}
.sz-footer__bar .container{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55)}

@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --brand-900:#1E1440;
  --brand-700:#3A2A80;
  --brand-500:#5B44C4;
  --brand-300:#8E7BEB;
  --accent-500:#FF6A2B;
  --accent-400:#FF8A4C;
  --mint-500:#14C2A3;
  --ink-900:#171432;
  --ink-700:#3E3A5C;
  --ink-500:#6B6785;
  --bg:#F6F4FB;
  --surface:#FFFFFF;
  --line:#E6E2F2;
  --grad-hero:linear-gradient(135deg,#1E1440 0%,#5B44C4 58%,#FF6A2B 135%);
  --grad-soft:linear-gradient(135deg,#F0ECFF 0%,#FFF2EA 100%);
  --shadow-sm:0 2px 8px rgba(30,20,64,.06);
  --shadow-md:0 12px 28px rgba(30,20,64,.10);
  --shadow-lg:0 24px 56px rgba(30,20,64,.14);
  --r-sm:10px;--r-md:16px;--r-lg:24px;--r-xl:32px;
  --pill:999px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#5B44C4;
  --bs-body-bg:#F6F4FB;
  --bs-body-color:#3E3A5C;
  --bs-border-color:#E6E2F2;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;line-height:1.9;color:var(--ink-700);background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color .25s var(--ease);}
a:hover{color:var(--accent-500);}
h1,h2,h3,h4{color:var(--ink-900);margin:0 0 .6em;letter-spacing:-.01em;}
h1{font-size:clamp(1.6rem,3.4vw,2.4rem);font-weight:800;line-height:1.3;}
h2{font-size:clamp(1.35rem,2.4vw,1.85rem);font-weight:700;line-height:1.35;}
h3{font-size:1.15rem;font-weight:700;line-height:1.45;}
p{margin:0 0 1.1em;}
ul,ol{padding-left:1.4em;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(91,68,196,.35);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px;}
@media (max-width:1399.98px){.container{max-width:1140px;}}

/* ---------- Header ---------- */
.sz-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease);
}
.sz-header.is-scrolled{box-shadow:var(--shadow-sm);}
.sz-header__inner{display:flex;align-items:center;gap:20px;min-height:72px;}
.sz-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.sz-logo__mark{
  width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-hero);color:#fff;font-size:16px;box-shadow:var(--shadow-sm);
}
.sz-logo__text{font-size:18px;font-weight:800;color:var(--ink-900);letter-spacing:-.01em;}
.sz-logo:hover .sz-logo__text{color:var(--brand-700);}
.sz-nav{display:flex;align-items:center;gap:4px;margin-left:12px;flex:1 1 auto;flex-wrap:nowrap;}
.sz-nav__link{
  display:inline-flex;align-items:center;height:40px;padding:0 14px;border-radius:var(--pill);
  font-size:15px;font-weight:600;color:var(--ink-700);white-space:nowrap;transition:all .25s var(--ease);
}
.sz-nav__link:hover{background:#F1EDFF;color:var(--brand-700);}
.sz-nav__link.is-active{background:var(--grad-hero);color:#fff;box-shadow:var(--shadow-sm);}
.sz-nav__link.is-active:hover{color:#fff;}
.sz-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--pill);border:1.5px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease);
}
.sz-btn--primary{background:var(--grad-hero);color:#fff;box-shadow:0 8px 20px rgba(91,68,196,.28);}
.sz-btn--primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(91,68,196,.34);}
.sz-btn--primary:active{transform:translateY(0);}
.sz-btn--outline{background:transparent;color:var(--brand-700);border-color:var(--brand-500);}
.sz-btn--outline:hover{background:rgba(91,68,196,.08);color:var(--brand-700);}
.sz-btn--ghost{background:#fff;color:var(--brand-700);border-color:var(--line);}
.sz-btn--ghost:hover{border-color:var(--brand-300);color:var(--brand-700);}
.sz-btn--sm{height:42px;padding:0 20px;font-size:14px;}
.sz-header__cta{margin-left:auto;flex:0 0 auto;}
.sz-burger{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--brand-700);font-size:17px;cursor:pointer;
}
.sz-burger:hover{border-color:var(--brand-300);}

/* ---------- Breadcrumb ---------- */
.sz-crumb{margin:26px 0 0;}
.sz-crumb__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;margin:0;padding:0;font-size:13px;color:var(--ink-500);}
.sz-crumb__list li{display:inline-flex;align-items:center;gap:8px;}
.sz-crumb__list a{display:inline-block;padding:5px 12px;border-radius:var(--pill);background:#fff;border:1px solid var(--line);color:var(--ink-500);font-weight:600;}
.sz-crumb__list a:hover{color:var(--brand-700);border-color:var(--brand-300);}
.sz-crumb__list .is-current{padding:5px 12px;border-radius:var(--pill);background:#F1EDFF;color:var(--brand-700);font-weight:700;}
.sz-crumb__sep{color:#C9C3E4;}

/* ---------- Article head ---------- */
.sz-article-hero{padding:26px 0 0;}
.sz-article-head{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:34px 36px 30px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
}
.sz-article-head::after{
  content:"";position:absolute;top:-90px;right:-90px;width:260px;height:260px;border-radius:50%;
  background:var(--grad-soft);opacity:.85;z-index:0;
}
.sz-article-head > *{position:relative;z-index:1;}
.sz-badge{
  display:inline-flex;align-items:center;gap:7px;padding:5px 13px;border-radius:var(--pill);
  font-size:12px;font-weight:600;letter-spacing:.02em;background:#F1EDFF;color:var(--brand-700);
}
.sz-badge i{color:var(--accent-500);font-size:11px;}
.sz-badge--dark{background:var(--brand-900);color:#fff;}
.sz-badge--mint{background:rgba(20,194,163,.12);color:#0E8C77;}
.sz-article-head h1{margin:16px 0 16px;max-width:900px;}
.sz-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13px;color:var(--ink-500);}
.sz-meta__item{display:inline-flex;align-items:center;gap:7px;}
.sz-meta__item i{color:var(--brand-300);}
.sz-cover{
  margin:24px 0 0;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-md);aspect-ratio:21/9;background:var(--grad-soft);
}
.sz-cover img{width:100%;height:100%;object-fit:cover;}

/* ---------- Article body ---------- */
.sz-article-wrap{padding:56px 0 0;}
.sz-article-body{
  max-width:760px;margin:0 auto;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-xl);padding:44px 46px;box-shadow:var(--shadow-sm);
  font-size:17px;line-height:1.9;color:var(--ink-700);
}
.sz-article-body > *:first-child{margin-top:0;}
.sz-article-body p{margin:0 0 1.2em;}
.sz-article-body h2{
  font-size:clamp(1.25rem,2.1vw,1.6rem);font-weight:700;margin:40px 0 18px;padding-left:14px;position:relative;
}
.sz-article-body h2::before{
  content:"";position:absolute;left:0;top:.25em;bottom:.25em;width:4px;border-radius:4px;background:var(--grad-hero);
}
.sz-article-body h3{font-size:1.14rem;font-weight:700;margin:28px 0 12px;color:var(--ink-900);}
.sz-article-body ul,.sz-article-body ol{margin:0 0 1.2em;padding-left:1.5em;}
.sz-article-body li{margin-bottom:.5em;}
.sz-article-body blockquote{
  margin:24px 0;padding:18px 22px;background:#F4F1FF;border-left:5px solid var(--brand-500);
  border-radius:0 var(--r-md) var(--r-md) 0;color:var(--ink-700);font-size:16.5px;
}
.sz-article-body img{border-radius:var(--r-lg);margin:22px auto;max-width:100%;height:auto;box-shadow:var(--shadow-sm);}
.sz-article-body a{font-weight:600;text-decoration:underline;text-underline-offset:3px;}
.sz-article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15.5px;}
.sz-article-body th,.sz-article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.sz-article-body th{background:#F6F4FB;font-weight:700;color:var(--ink-900);}
.sz-article-body tbody tr:nth-child(even){background:#FBFAFF;}
.sz-article-body hr{border:0;border-top:1px dashed var(--line);margin:32px 0;}
.sz-article-body code{background:#F1EDFF;color:var(--brand-700);padding:2px 7px;border-radius:6px;font-size:15px;}
.sz-article-body .table-wrap{overflow-x:auto;}

/* ---------- Empty ---------- */
.sz-empty{
  max-width:760px;margin:0 auto;background:#fff;border:1px dashed var(--line);border-radius:var(--r-xl);
  padding:56px 32px;text-align:center;box-shadow:var(--shadow-sm);
}
.sz-empty i{font-size:38px;color:var(--brand-300);margin-bottom:14px;display:block;}
.sz-empty h3{margin-bottom:8px;}
.sz-empty p{color:var(--ink-500);margin-bottom:22px;}

/* ---------- Tags & actions ---------- */
.sz-article-foot{max-width:760px;margin:26px auto 0;display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between;}
.sz-tags{display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.sz-tags__label{font-size:13px;color:var(--ink-500);font-weight:600;}
.sz-tag{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--pill);
  background:#fff;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--ink-700);
  transition:all .25s var(--ease);
}
.sz-tag:hover{border-color:var(--brand-300);color:var(--brand-700);background:#F7F4FF;}
.sz-actions{display:flex;gap:10px;flex-wrap:wrap;}

/* ---------- Related ---------- */
.sz-section{padding:72px 0;}
.sz-section--white{background:var(--surface);}
.sz-section__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:32px;}
.sz-section__head h2{margin:0;font-size:clamp(1.35rem,2.4vw,1.85rem);}
.sz-section__head p{margin:8px 0 0;color:var(--ink-500);font-size:15px;}
.sz-link-more{font-size:14px;font-weight:700;color:var(--brand-500);}
.sz-link-more i{margin-left:6px;transition:transform .25s var(--ease);}
.sz-link-more:hover i{transform:translateX(4px);}
.sz-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.sz-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.sz-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.sz-card__media{aspect-ratio:16/9;overflow:hidden;background:var(--grad-soft);}
.sz-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.sz-card:hover .sz-card__media img{transform:scale(1.04);}
.sz-card__body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1 1 auto;}
.sz-card__body h3{font-size:1.06rem;margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.sz-card__body p{font-size:15px;color:var(--ink-500);margin:0 0 18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.sz-card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-500);}
.sz-card__foot .sz-arrow{color:var(--brand-500);font-weight:700;font-size:13px;}

/* ---------- CTA ---------- */
.sz-cta{
  position:relative;border-radius:var(--r-xl);overflow:hidden;padding:48px 46px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  background-image:linear-gradient(135deg,rgba(30,20,64,.94) 0%,rgba(91,68,196,.86) 58%,rgba(255,106,43,.80) 135%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;box-shadow:var(--shadow-lg);
}
.sz-cta__text{max-width:620px;color:#fff;position:relative;z-index:1;}
.sz-cta__text h2{color:#fff;margin:0 0 10px;}
.sz-cta__text p{color:rgba(255,255,255,.86);margin:0;font-size:15.5px;}
.sz-cta__btns{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1;}
.sz-btn--light{background:#fff;color:var(--brand-700);}
.sz-btn--light:hover{background:#fff;color:var(--brand-900);transform:translateY(-2px);}
.sz-btn--accent{background:var(--accent-500);color:#fff;box-shadow:0 10px 24px rgba(255,106,43,.34);}
.sz-btn--accent:hover{background:var(--accent-400);color:#fff;transform:translateY(-2px);}

/* ---------- Footer ---------- */
.sz-footer{background:var(--brand-900);color:rgba(255,255,255,.78);margin-top:72px;padding:64px 0 0;}
.sz-footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.sz-footer h4{color:#fff;font-size:15px;font-weight:700;margin:0 0 18px;letter-spacing:.02em;}
.sz-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);margin:14px 0 18px;}
.sz-footer__brand{display:flex;align-items:center;gap:10px;}
.sz-footer__brand .sz-logo__text{color:#fff;font-size:17px;}
.sz-footer__links{display:flex;flex-direction:column;gap:10px;}
.sz-footer__links a{color:rgba(255,255,255,.78);font-size:14px;transition:color .25s var(--ease);}
.sz-footer__links a:hover{color:var(--accent-400);}
.sz-footer__contact{display:flex;flex-direction:column;gap:12px;font-size:14px;}
.sz-footer__contact span{display:inline-flex;align-items:center;gap:9px;color:rgba(255,255,255,.78);}
.sz-footer__contact i{color:var(--accent-400);}
.sz-footer__qr{
  display:inline-flex;align-items:center;justify-content:center;text-align:center;
  width:118px;height:118px;border-radius:var(--r-md);border:1px dashed rgba(255,255,255,.32);
  font-size:13px;line-height:1.6;color:rgba(255,255,255,.7);
}
.sz-footer__bar{margin-top:52px;border-top:1px solid rgba(255,255,255,.14);padding:20px 0;}
.sz-footer__bar .container{display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6);}

/* ---------- Responsive ---------- */
@media (max-width:1199.98px){
  .sz-nav__link{padding:0 11px;font-size:14px;}
}
@media (max-width:991.98px){
  .sz-nav{
    position:fixed;top:72px;right:0;width:280px;max-width:86vw;height:calc(100vh - 72px);
    background:#fff;border-left:1px solid var(--line);border-radius:24px 0 0 24px;
    flex-direction:column;align-items:stretch;gap:6px;padding:22px 18px;margin:0;
    box-shadow:var(--shadow-lg);transform:translateX(105%);opacity:0;pointer-events:none;
    transition:transform .32s var(--ease),opacity .32s var(--ease);overflow-y:auto;z-index:1050;
  }
  .sz-nav.is-open{transform:translateX(0);opacity:1;pointer-events:auto;}
  .sz-nav__link{height:48px;border-radius:12px;font-size:15px;justify-content:flex-start;padding:0 16px;}
  .sz-burger{display:inline-flex;align-items:center;justify-content:center;}
  .sz-header__cta{display:none;}
  .sz-article-body{padding:32px 24px;border-radius:var(--r-lg);}
  .sz-grid{grid-template-columns:repeat(2,1fr);}
  .sz-footer__grid{grid-template-columns:1fr 1fr;gap:30px;}
  .sz-cta{padding:38px 28px;}
}
@media (max-width:575.98px){
  body{font-size:16px;line-height:1.85;}
  .sz-logo__text{font-size:16px;}
  .sz-article-head{padding:24px 20px;border-radius:var(--r-lg);}
  .sz-cover{aspect-ratio:16/9;border-radius:var(--r-md);}
  .sz-article-wrap{padding:36px 0 0;}
  .sz-article-body{padding:26px 18px;font-size:16px;}
  .sz-section{padding:48px 0;}
  .sz-grid{grid-template-columns:1fr;}
  .sz-footer__grid{grid-template-columns:1fr;}
  .sz-footer{padding-top:48px;margin-top:48px;}
  .sz-cta{padding:30px 20px;border-radius:var(--r-lg);}
  .sz-cta__btns{width:100%;}
  .sz-cta__btns .sz-btn{width:100%;}
  .sz-btn{height:44px;padding:0 22px;}
  .sz-crumb__list{font-size:12px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --brand-900:#1E1440;
  --brand-700:#3A2A80;
  --brand-500:#5B44C4;
  --brand-300:#8E7BEB;
  --accent-500:#FF6A2B;
  --accent-400:#FF8A4C;
  --mint-500:#14C2A3;
  --ink-900:#171432;
  --ink-700:#3E3A5C;
  --ink-500:#6B6785;
  --bg:#F6F4FB;
  --surface:#FFFFFF;
  --line:#E6E2F2;
  --grad-hero:linear-gradient(135deg,#1E1440 0%,#5B44C4 58%,#FF6A2B 135%);
  --grad-soft:linear-gradient(135deg,#F0ECFF 0%,#FFF2EA 100%);
  --shadow-sm:0 2px 8px rgba(30,20,64,.06);
  --shadow-md:0 12px 28px rgba(30,20,64,.10);
  --shadow-lg:0 24px 56px rgba(30,20,64,.14);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#5B44C4;
  --bs-primary-rgb:91,68,196;
  --bs-body-bg:#F6F4FB;
  --bs-body-color:#3E3A5C;
  --bs-border-color:#E6E2F2;
  --bs-border-radius:16px;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:17px;
  line-height:1.9;
  color:var(--ink-700);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:var(--accent-500);}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.28;}
h1{font-size:clamp(1.85rem,4.6vw,3.1rem);font-weight:800;letter-spacing:-.01em;line-height:1.22;}
h2{font-size:clamp(1.45rem,2.6vw,2.05rem);font-weight:700;}
h3{font-size:1.2rem;font-weight:700;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(91,68,196,.35);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1140px;
  margin:0 auto;
  padding:0 16px;
}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ============ 顶部导航 ============ */
.sz-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .28s var(--ease);
}
.sz-header.is-scrolled{box-shadow:var(--shadow-sm);}
.sz-header__inner{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:72px;
}
.sz-logo{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--ink-900);
}
.sz-logo:hover{color:var(--ink-900);}
.sz-logo__mark{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:12px;
  background:var(--grad-hero);
  color:#fff;
  font-size:16px;
  box-shadow:var(--shadow-sm);
}
.sz-logo__text{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.sz-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
  flex-wrap:nowrap;
}
.sz-nav__link{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 14px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  color:var(--ink-700);
  white-space:nowrap;
  transition:background .22s var(--ease),color .22s var(--ease);
}
.sz-nav__link:hover{background:#F0ECFF;color:var(--brand-700);}
.sz-nav__link.is-active{
  background:var(--grad-hero);
  color:#fff;
  box-shadow:0 6px 16px rgba(91,68,196,.28);
}
.sz-nav__link.is-active:hover{color:#fff;}
.sz-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border:0;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  font-family:inherit;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
}
.sz-btn--sm{height:42px;padding:0 20px;font-size:14px;}
.sz-btn--primary{
  background:linear-gradient(120deg,#5B44C4 0%,#7B54D6 55%,#FF6A2B 130%);
  color:#fff;
  box-shadow:0 10px 22px rgba(91,68,196,.26);
}
.sz-btn--primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(91,68,196,.34);color:#fff;}
.sz-btn--primary:active{transform:translateY(0);}
.sz-btn--ghost{
  background:transparent;
  color:var(--brand-700);
  border:1.5px solid var(--brand-500);
}
.sz-btn--ghost:hover{background:rgba(91,68,196,.08);transform:translateY(-2px);color:var(--brand-700);}
.sz-btn--light{
  background:#fff;
  color:var(--brand-700);
  box-shadow:var(--shadow-sm);
}
.sz-btn--light:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);color:var(--brand-700);}
.sz-header__cta{flex:0 0 auto;}
.sz-burger{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:14px;
  background:#fff;
  color:var(--ink-900);
  font-size:18px;
  cursor:pointer;
}
.sz-backdrop{
  position:fixed;
  inset:0;
  background:rgba(23,20,50,.42);
  opacity:0;
  visibility:hidden;
  transition:opacity .3s var(--ease),visibility .3s var(--ease);
  z-index:1100;
}
.sz-backdrop.is-open{opacity:1;visibility:visible;}

/* ============ 面包屑 ============ */
.sz-crumb{padding:22px 0 0;}
.sz-crumb ol{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0;
  padding:0;
  list-style:none;
  font-size:13px;
  color:var(--ink-500);
}
.sz-crumb li{display:flex;align-items:center;gap:8px;}
.sz-crumb a{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 12px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--ink-700);
  font-weight:600;
}
.sz-crumb a:hover{border-color:var(--brand-300);color:var(--brand-700);}
.sz-crumb .is-current{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 12px;
  border-radius:999px;
  background:#F0ECFF;
  color:var(--brand-700);
  font-weight:700;
}
.sz-crumb .sz-sep{color:#C6C0DE;}

/* ============ Hero ============ */
.sz-hero{
  position:relative;
  padding:34px 0 56px;
  overflow:hidden;
}
.sz-hero::after{
  content:"";
  position:absolute;
  right:-120px;
  top:-80px;
  width:420px;height:420px;
  background:radial-gradient(circle at 30% 30%,rgba(142,123,235,.26),rgba(255,106,43,.10) 60%,transparent 72%);
  pointer-events:none;
}
.sz-hero__grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);
  gap:32px;
  align-items:center;
}
.sz-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:32px;
  padding:0 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  font-size:13px;
  font-weight:700;
  color:var(--brand-700);
  box-shadow:var(--shadow-sm);
}
.sz-kicker i{color:var(--accent-500);}
.sz-hero h1{margin:18px 0 14px;}
.sz-hero__sub{
  font-size:1.02rem;
  color:var(--ink-700);
  max-width:46ch;
  margin-bottom:24px;
}
.sz-hero__actions{display:flex;flex-wrap:wrap;gap:12px;}
.sz-hero__media{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  background:var(--grad-soft);
  aspect-ratio:4/3;
}
.sz-hero__media img{width:100%;height:100%;object-fit:cover;}
.sz-hero__tag{
  position:absolute;
  left:16px;
  bottom:16px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:36px;
  padding:0 16px;
  border-radius:999px;
  background:rgba(30,20,64,.86);
  color:#fff;
  font-size:13px;
  font-weight:600;
}
.sz-hero__tag i{color:var(--mint-500);}

/* ============ 通用区块 ============ */
.sz-section{padding:72px 0;}
.sz-section--white{background:var(--surface);}
.sz-section--soft{background:var(--bg);}
.sz-section__head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:32px;
}
.sz-section__head p{margin:10px 0 0;color:var(--ink-500);font-size:15px;max-width:62ch;}
.sz-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--brand-500);
  margin-bottom:10px;
}
.sz-eyebrow::before{
  content:"";
  width:26px;height:3px;
  border-radius:999px;
  background:var(--grad-hero);
}
.sz-lead{
  max-width:80ch;
  font-size:17px;
  color:var(--ink-700);
}
.sz-lead strong{color:var(--brand-700);}

/* ============ 主内容：网格 + 侧栏 ============ */
.sz-main{padding:8px 0 72px;}
.sz-layout{
  display:grid;
  grid-template-columns:minmax(0,2fr) minmax(0,1fr);
  gap:32px;
  align-items:start;
}
.sz-grid3{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.sz-card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.sz-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:var(--brand-300);
}
.sz-card__media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--grad-soft);
}
.sz-card__media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .5s var(--ease);
}
.sz-card:hover .sz-card__media img{transform:scale(1.04);}
.sz-card__body{
  padding:18px 18px 20px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
}
.sz-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  align-self:flex-start;
  height:26px;
  padding:0 10px;
  border-radius:999px;
  background:#F0ECFF;
  color:var(--brand-700);
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
}
.sz-tag--warm{background:#FFF1E8;color:#C64A12;}
.sz-tag--mint{background:#E4FAF5;color:#0B8E77;}
.sz-card h3{font-size:1.06rem;line-height:1.45;}
.sz-card p{margin:0;font-size:14px;line-height:1.78;color:var(--ink-500);}
.sz-card__foot{
  margin-top:auto;
  padding-top:12px;
  border-top:1px dashed var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
  color:var(--ink-500);
}
.sz-card__link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:700;
  font-size:13px;
  color:var(--brand-700);
}
.sz-card__link i{transition:transform .24s var(--ease);}
.sz-card:hover .sz-card__link i{transform:translateX(3px);}

/* ============ 侧栏 ============ */
.sz-aside{
  position:sticky;
  top:96px;
  display:flex;
  flex-direction:column;
  gap:20px;
}
.sz-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  padding:22px;
}
.sz-panel h3{
  font-size:1rem;
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:8px;
}
.sz-panel h3 i{color:var(--accent-500);font-size:14px;}
.sz-cat-list{display:flex;flex-direction:column;gap:6px;}
.sz-cat-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  min-height:44px;
  padding:0 14px;
  border-radius:14px;
  background:#FAF9FE;
  border:1px solid transparent;
  font-size:14px;
  font-weight:600;
  color:var(--ink-700);
  transition:background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
}
.sz-cat-list a:hover{background:#F0ECFF;color:var(--brand-700);border-color:var(--brand-300);}
.sz-cat-list a.is-current{
  background:var(--grad-soft);
  color:var(--brand-700);
  border-color:var(--brand-300);
}
.sz-cat-list a i{font-size:12px;color:var(--brand-300);}
.sz-stat-list{display:flex;flex-direction:column;gap:10px;}
.sz-stat{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:12px 14px;
  border-radius:14px;
  background:var(--grad-soft);
  border:1px solid var(--line);
}
.sz-stat span:first-child{
  font-size:13px;
  color:var(--ink-500);
  font-weight:600;
}
.sz-stat b{
  font-size:1.05rem;
  color:var(--brand-700);
  font-weight:800;
}
.sz-badges{display:flex;flex-wrap:wrap;gap:8px;}
.sz-badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:32px;
  padding:0 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
}
.sz-badge::before{
  content:"";
  width:7px;height:7px;
  border-radius:50%;
  background:var(--mint-500);
}
.sz-badge--soft{background:#F0ECFF;color:var(--brand-700);}
.sz-badge--dark{background:var(--brand-900);color:#fff;}
.sz-badge--dark::before{background:var(--accent-400);}
.sz-cta-card{
  background:var(--grad-hero);
  border:0;
  color:#fff;
  padding:26px 22px;
}
.sz-cta-card h3{color:#fff;font-size:1.15rem;}
.sz-cta-card p{color:rgba(255,255,255,.86);font-size:14px;margin:10px 0 18px;}
.sz-cta-card .sz-btn{width:100%;}
.sz-cta-card__note{
  display:block;
  margin-top:12px;
  font-size:12px;
  color:rgba(255,255,255,.72);
}

/* ============ 时段条 ============ */
.sz-slots{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.sz-slot{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.sz-slot:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.sz-slot__no{
  position:absolute;
  top:-16px;
  left:24px;
  width:44px;height:44px;
  display:grid;place-items:center;
  border-radius:50%;
  background:var(--grad-hero);
  color:#fff;
  font-weight:800;
  font-size:15px;
  box-shadow:var(--shadow-md);
}
.sz-slot h3{margin:20px 0 8px;font-size:1.08rem;}
.sz-slot p{margin:0 0 14px;font-size:14px;color:var(--ink-500);}
.sz-slot__meta{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  color:var(--brand-700);
}
.sz-slot__meta i{color:var(--accent-500);}

/* ============ FAQ ============ */
.sz-faq{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}
.sz-faq__item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.sz-faq__item[open]{
  border-color:var(--brand-300);
  box-shadow:var(--shadow-md);
}
.sz-faq__item summary{
  position:relative;
  display:flex;
  align-items:center;
  gap:12px;
  padding:18px 20px;
  cursor:pointer;
  list-style:none;
  font-size:15px;
  font-weight:700;
  color:var(--ink-900);
}
.sz-faq__item summary::-webkit-details-marker{display:none;}
.sz-faq__item summary::before{
  content:"";
  flex:0 0 auto;
  width:4px;
  height:22px;
  border-radius:999px;
  background:var(--grad-hero);
  transition:background .24s var(--ease);
}
.sz-faq__item[open] summary::before{background:var(--accent-500);}
.sz-faq__item summary::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  margin-left:auto;
  font-size:12px;
  color:var(--brand-500);
  transition:transform .28s var(--ease);
}
.sz-faq__item[open] summary::after{transform:rotate(180deg);}
.sz-faq__body{
  padding:0 20px 20px 36px;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-700);
}

/* ============ CTA ============ */
.sz-cta{
  position:relative;
  padding:64px 0;
  background-image:linear-gradient(120deg,rgba(30,20,64,.94) 0%,rgba(91,68,196,.90) 55%,rgba(255,106,43,.86) 130%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  color:#fff;
}
.sz-cta__inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:26px;
}
.sz-cta h2{color:#fff;font-size:clamp(1.4rem,2.4vw,1.95rem);}
.sz-cta p{margin:12px 0 0;color:rgba(255,255,255,.86);font-size:15px;max-width:56ch;}
.sz-cta__actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 页脚 ============ */
.sz-footer{background:var(--brand-900);color:rgba(255,255,255,.76);padding:64px 0 0;font-size:14px;}
.sz-footer__grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:32px;
}
.sz-footer__brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.sz-footer__brand .sz-logo__mark{width:36px;height:36px;}
.sz-footer__brand .sz-logo__text{color:#fff;font-size:17px;}
.sz-footer p{margin:0 0 16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);}
.sz-footer h4{color:#fff;font-size:15px;margin:0 0 16px;}
.sz-footer__links{display:flex;flex-direction:column;gap:10px;}
.sz-footer__links a{color:rgba(255,255,255,.76);font-size:14px;}
.sz-footer__links a:hover{color:var(--accent-400);}
.sz-footer__contact{display:flex;flex-direction:column;gap:12px;font-size:14px;}
.sz-footer__contact span{display:flex;align-items:center;gap:9px;color:rgba(255,255,255,.76);}
.sz-footer__contact i{color:var(--brand-300);}
.sz-footer__qr{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:104px;height:104px;
  border-radius:var(--r-md);
  border:1px dashed rgba(255,255,255,.32);
  text-align:center;
  font-size:12px;
  line-height:1.6;
  color:rgba(255,255,255,.62);
}
.sz-footer__bar{
  margin-top:48px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;
}
.sz-footer__bar .container{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
  color:rgba(255,255,255,.56);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .sz-grid3{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991.98px){
  .sz-nav{
    position:fixed;
    top:0;
    right:0;
    height:100vh;
    width:min(330px,88vw);
    background:#fff;
    flex-direction:column;
    align-items:stretch;
    gap:8px;
    padding:84px 20px 28px;
    transform:translateX(104%);
    transition:transform .34s var(--ease);
    border-radius:24px 0 0 24px;
    box-shadow:var(--shadow-lg);
    z-index:1200;
    overflow-y:auto;
  }
  .sz-nav.is-open{transform:translateX(0);}
  .sz-nav__link{
    height:48px;
    padding:0 16px;
    border-radius:14px;
    font-size:15px;
  }
  .sz-burger{display:inline-grid;place-items:center;margin-left:auto;order:3;}
  .sz-header__cta{display:none;}
  .sz-hero__grid{grid-template-columns:minmax(0,1fr);}
  .sz-hero__media{aspect-ratio:16/9;order:2;}
  .sz-layout{grid-template-columns:minmax(0,1fr);}
  .sz-aside{position:static;}
  .sz-slots{grid-template-columns:repeat(2,minmax(0,1fr));}
  .sz-footer__grid{grid-template-columns:1fr 1fr;}
  .sz-section{padding:64px 0;}
}
@media (max-width:767.98px){
  body{font-size:16px;line-height:1.85;}
  .sz-section{padding:56px 0;}
  .sz-main{padding-bottom:56px;}
  .sz-grid3{grid-template-columns:minmax(0,1fr);}
  .sz-faq{grid-template-columns:minmax(0,1fr);}
  .sz-slots{grid-template-columns:minmax(0,1fr);}
  .sz-hero{padding:22px 0 44px;}
  .sz-hero__actions{gap:10px;}
  .sz-hero__actions .sz-btn{width:100%;}
  .sz-cta__actions .sz-btn{width:100%;}
  .sz-footer__grid{grid-template-columns:1fr;}
  .sz-logo__text{font-size:16px;}
  .sz-cta{padding:52px 0;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --brand-900:#1E1440; --brand-700:#3A2A80; --brand-500:#5B44C4; --brand-300:#8E7BEB;
  --accent-500:#FF6A2B; --accent-400:#FF8A4C; --mint-500:#14C2A3;
  --ink-900:#171432; --ink-700:#3E3A5C; --ink-500:#6B6785;
  --bg:#F6F4FB; --surface:#FFFFFF; --line:#E6E2F2;
  --grad-hero:linear-gradient(135deg,#1E1440 0%,#5B44C4 58%,#FF6A2B 135%);
  --grad-soft:linear-gradient(135deg,#F0ECFF 0%,#FFF2EA 100%);
  --shadow-sm:0 2px 8px rgba(30,20,64,.06);
  --shadow-md:0 12px 28px rgba(30,20,64,.10);
  --shadow-lg:0 24px 56px rgba(30,20,64,.14);
  --r-sm:10px; --r-md:16px; --r-lg:24px; --r-xl:32px;
  --ease:cubic-bezier(.2,.7,.3,1);

  --bs-primary:#5B44C4;
  --bs-body-bg:#F6F4FB;
  --bs-body-color:#3E3A5C;
  --bs-border-color:#E6E2F2;
  --bs-border-radius:16px;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px; line-height:1.9; color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:var(--brand-700);text-decoration:none;transition:color .24s var(--ease)}
a:hover{color:var(--brand-500)}
h1,h2,h3,h4{margin:0;color:var(--ink-900);line-height:1.28;letter-spacing:-.01em}
h1{font-size:clamp(1.7rem,3.8vw,2.6rem);font-weight:800}
h2{font-size:clamp(1.45rem,2.6vw,2.05rem);font-weight:700}
h3{font-size:1.18rem;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(91,68,196,.35);outline-offset:2px}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
@media (min-width:992px){.container{max-width:1140px;padding:0 24px}}
@media (min-width:1400px){.container{max-width:1280px}}

/* ============ 顶栏 ============ */
.sz-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease),background .3s var(--ease);
}
.sz-header.is-scrolled{box-shadow:var(--shadow-sm)}
.sz-header__inner{display:flex;align-items:center;gap:16px;min-height:72px}
.sz-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.sz-logo__mark{
  width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background-image:var(--grad-hero);color:#fff;font-size:16px;box-shadow:0 8px 18px rgba(91,68,196,.28);
}
.sz-logo__text{font-size:18px;font-weight:800;color:var(--ink-900);letter-spacing:-.02em;white-space:nowrap}
.sz-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto;justify-content:center}
.sz-nav__link{
  display:inline-flex;align-items:center;height:42px;padding:0 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-700);white-space:nowrap;
  transition:background .24s var(--ease),color .24s var(--ease),transform .24s var(--ease);
}
.sz-nav__link:hover{background:#F0ECFF;color:var(--brand-700);transform:translateY(-1px)}
.sz-nav__link.is-active{background-image:var(--grad-hero);color:#fff;box-shadow:0 10px 22px rgba(91,68,196,.26)}
.sz-header__cta{flex:0 0 auto}
.sz-burger{
  display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--line);
  background:#fff;color:var(--brand-700);font-size:18px;cursor:pointer;
  align-items:center;justify-content:center;transition:background .24s var(--ease),color .24s var(--ease);
}
.sz-burger:hover{background:#F0ECFF}

/* ============ 按钮 ============ */
.sz-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;border:1.5px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;text-decoration:none;white-space:nowrap;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),background-color .26s var(--ease),background-position .4s var(--ease),color .26s var(--ease);
}
.sz-btn--primary{background-image:var(--grad-hero);background-size:170% 170%;background-position:0 0;color:#fff;box-shadow:0 10px 24px rgba(255,106,43,.26)}
.sz-btn--primary:hover{color:#fff;transform:translateY(-2px);background-position:100% 0;box-shadow:0 16px 32px rgba(255,106,43,.32)}
.sz-btn--primary:active{transform:translateY(0)}
.sz-btn--ghost{background:transparent;border-color:var(--brand-500);color:var(--brand-700)}
.sz-btn--ghost:hover{background:rgba(91,68,196,.08);transform:translateY(-2px);color:var(--brand-700)}
.sz-btn--light{background:#fff;color:var(--brand-700);box-shadow:0 10px 24px rgba(14,8,40,.18)}
.sz-btn--light:hover{transform:translateY(-2px);color:var(--brand-900)}
.sz-btn--outline-light{background:transparent;border-color:rgba(255,255,255,.72);color:#fff}
.sz-btn--outline-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px)}
.sz-btn--sm{height:42px;padding:0 20px;font-size:14px}

/* ============ 面包屑 ============ */
.sz-crumb{padding:22px 0 0}
.sz-crumb__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-500)}
.sz-crumb__list a{color:var(--ink-500)}
.sz-crumb__list a:hover{color:var(--brand-500)}
.sz-crumb__list li{display:inline-flex;align-items:center;gap:8px}
.sz-crumb__sep{color:#C9C3DC}
.sz-crumb__current{color:var(--brand-700);font-weight:600}

/* ============ 页头 Hero ============ */
.sz-page-hero{
  margin-top:16px;padding:44px 0 52px;position:relative;overflow:hidden;border-radius:var(--r-xl);
  background-image:linear-gradient(120deg,rgba(246,244,251,.96) 0%,rgba(255,242,234,.88) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.sz-page-hero__inner{max-width:820px}
.sz-eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(91,68,196,.1);color:var(--brand-700);font-size:12.5px;font-weight:700;letter-spacing:.02em;
}
.sz-eyebrow i{color:var(--mint-500)}
.sz-page-hero h1{margin:16px 0 12px}
.sz-page-hero__sub{font-size:16px;color:var(--ink-700);max-width:640px}
.sz-hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.sz-badge{
  display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 14px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;background:#F0ECFF;color:var(--brand-700);
  border:1px solid rgba(91,68,196,.14);
}
.sz-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mint-500);flex:0 0 auto}
.sz-badge--solid{background:var(--brand-900);color:#fff;border-color:transparent}
.sz-badge--solid::before{background:var(--accent-500)}
.sz-badge--accent{background:#FFF2EA;color:#C2491A;border-color:rgba(255,106,43,.2)}
.sz-badge--accent::before{background:var(--accent-500)}

/* ============ 板块 ============ */
.sz-section{padding:64px 0}
@media (min-width:992px){.sz-section{padding:88px 0}}
.sz-section--white{background:var(--surface)}
.sz-section--bg{background:var(--bg)}
.sz-section__head{max-width:760px;margin-bottom:36px}
.sz-section__head p{margin-top:12px;color:var(--ink-500);font-size:15.5px}
.sz-lead{font-size:16.5px;color:var(--ink-700);max-width:820px}

/* ============ 时间线 ============ */
.sz-timeline{position:relative;padding-left:0}
.sz-timeline::before{
  content:"";position:absolute;left:54px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(180deg,var(--brand-300) 0%,rgba(142,123,235,.35) 55%,rgba(142,123,235,0) 100%);
}
.sz-tl-item{display:grid;grid-template-columns:112px 1fr;gap:24px;padding:18px 0;align-items:flex-start}
.sz-tl-item__side{position:relative;display:flex;justify-content:center;padding-top:6px}
.sz-tl-item__num{
  font-size:clamp(1.9rem,4vw,2.6rem);font-weight:800;line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:-.04em;
  background-image:var(--grad-hero);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.sz-tl-item__dot{
  position:absolute;left:50%;bottom:-16px;width:12px;height:12px;margin-left:-6px;border-radius:50%;
  background:#fff;border:3px solid var(--brand-300);box-shadow:0 0 0 4px rgba(142,123,235,.14);
}
.sz-tl-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 26px;box-shadow:var(--shadow-sm);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.sz-tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300)}
.sz-tl-card__top{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px}
.sz-tl-card__time{font-size:13px;color:var(--ink-500);display:inline-flex;align-items:center;gap:6px}
.sz-tl-card__time i{color:var(--accent-500)}
.sz-tl-card h3{margin-bottom:8px}
.sz-tl-card p{font-size:15.5px;color:var(--ink-700)}
.sz-tl-card__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.sz-chip{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:999px;
  background:var(--bg);border:1px solid var(--line);font-size:12.5px;font-weight:600;color:var(--ink-700);
}
.sz-tl-item__media{margin-top:16px;border-radius:var(--r-md);overflow:hidden;height:150px}
.sz-tl-item__media img{width:100%;height:100%;border-radius:var(--r-md);transition:transform .4s var(--ease)}
.sz-tl-card:hover .sz-tl-item__media img{transform:scale(1.03)}

/* ============ 维度卡 ============ */
.sz-metric-grid{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:576px){.sz-metric-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:992px){.sz-metric-grid{grid-template-columns:repeat(4,1fr)}}
.sz-metric{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 22px;
  box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.sz-metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300)}
.sz-metric__icon{
  width:46px;height:46px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-soft);color:var(--brand-700);font-size:17px;margin-bottom:16px;
}
.sz-metric h3{font-size:1.05rem;margin-bottom:8px}
.sz-metric p{font-size:14.5px;color:var(--ink-500);line-height:1.8}
.sz-metric__num{
  display:block;margin-top:16px;font-size:1.5rem;font-weight:800;color:var(--brand-700);
  font-variant-numeric:tabular-nums;
}
.sz-metric__num span{font-size:12.5px;font-weight:600;color:var(--ink-500);margin-left:6px}

/* ============ FAQ ============ */
.sz-faq{display:grid;gap:18px;grid-template-columns:1fr}
@media (min-width:992px){.sz-faq{grid-template-columns:repeat(2,1fr)}}
.sz-faq__item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-sm);overflow:hidden;transition:box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.sz-faq__item:hover{box-shadow:var(--shadow-md);border-color:var(--brand-300)}
.sz-faq__q{
  width:100%;text-align:left;background:transparent;border:0;cursor:pointer;
  padding:20px 22px;display:flex;align-items:flex-start;gap:12px;
  font-size:15.5px;font-weight:700;color:var(--ink-900);position:relative;
}
.sz-faq__q::before{
  content:"";width:4px;align-self:stretch;min-height:22px;border-radius:4px;
  background-image:var(--grad-hero);flex:0 0 auto;transition:background-image .3s var(--ease);
}
.sz-faq__item.is-open .sz-faq__q::before{background-image:linear-gradient(180deg,var(--accent-500),var(--accent-400))}
.sz-faq__q i{margin-left:auto;color:var(--brand-500);font-size:14px;transition:transform .3s var(--ease)}
.sz-faq__item.is-open .sz-faq__q i{transform:rotate(180deg)}
.sz-faq__a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.sz-faq__a p{padding:0 22px 20px 38px;font-size:15px;color:var(--ink-700)}
.sz-faq__item.is-open .sz-faq__a{max-height:320px}

/* ============ CTA ============ */
.sz-cta{
  border-radius:var(--r-xl);overflow:hidden;position:relative;
  background-image:linear-gradient(120deg,rgba(30,20,64,.94) 0%,rgba(91,68,196,.86) 58%,rgba(255,106,43,.82) 135%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:48px 32px;color:#fff;
}
@media (min-width:992px){.sz-cta{padding:60px 56px}}
.sz-cta__inner{display:flex;flex-direction:column;gap:26px}
@media (min-width:992px){.sz-cta__inner{flex-direction:row;align-items:center;justify-content:space-between}}
.sz-cta h2{color:#fff;max-width:620px}
.sz-cta p{color:rgba(255,255,255,.86);margin-top:12px;max-width:620px;font-size:15.5px}
.sz-cta__actions{display:flex;flex-wrap:wrap;gap:12px}

/* ============ 页脚 ============ */
.sz-footer{background:var(--brand-900);color:rgba(255,255,255,.76);margin-top:8px}
.sz-footer__grid{
  display:grid;gap:36px;grid-template-columns:1fr;padding:56px 0 40px;
}
@media (min-width:576px){.sz-footer__grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:992px){.sz-footer__grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding:64px 0 48px}}
.sz-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.sz-footer__brand .sz-logo__text{color:#fff}
.sz-footer p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.7);max-width:340px}
.sz-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.sz-footer__links{display:flex;flex-direction:column;gap:10px}
.sz-footer__links a{color:rgba(255,255,255,.72);font-size:14.5px;transition:color .24s var(--ease),transform .24s var(--ease)}
.sz-footer__links a:hover{color:var(--accent-400);transform:translateX(2px)}
.sz-footer__contact{display:flex;flex-direction:column;gap:10px;font-size:14.5px;color:rgba(255,255,255,.72)}
.sz-footer__contact i{color:var(--accent-400);margin-right:8px}
.sz-footer__qr{
  margin-top:18px;width:132px;height:96px;border-radius:var(--r-md);
  border:1px dashed rgba(255,255,255,.28);display:flex;align-items:center;justify-content:center;
  text-align:center;font-size:12.5px;line-height:1.6;color:rgba(255,255,255,.6);
}
.sz-footer__bar{border-top:1px solid rgba(255,255,255,.12);padding:20px 0}
.sz-footer__bar .container{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6)}

/* ============ 响应式 ============ */
@media (max-width:991px){
  .sz-burger{display:inline-flex;margin-left:auto}
  .sz-nav{
    position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);z-index:1040;
    background:#fff;border-left:1px solid var(--line);box-shadow:var(--shadow-lg);
    flex-direction:column;align-items:stretch;justify-content:flex-start;gap:6px;
    padding:88px 20px 28px;border-radius:24px 0 0 24px;
    transform:translateX(110%);transition:transform .34s var(--ease);
  }
  .sz-nav.is-open{transform:translateX(0)}
  .sz-nav__link{height:48px;padding:0 16px;font-size:15.5px;border-radius:14px;justify-content:flex-start;width:100%}
  .sz-header__cta{display:none}
}
@media (max-width:575px){
  .sz-section{padding:56px 0}
  .sz-tl-item{grid-template-columns:62px 1fr;gap:16px}
  .sz-timeline::before{left:30px}
  .sz-tl-item__num{font-size:1.7rem}
  .sz-tl-card{padding:20px 18px}
  .sz-cta{border-radius:var(--r-lg);padding:40px 22px}
  .sz-page-hero{border-radius:var(--r-lg);padding:34px 0 40px}
  .sz-faq__a p{padding:0 18px 18px 32px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --brand-900:#1E1440;
  --brand-700:#3A2A80;
  --brand-500:#5B44C4;
  --brand-300:#8E7BEB;
  --accent-500:#FF6A2B;
  --accent-400:#FF8A4C;
  --mint-500:#14C2A3;
  --ink-900:#171432;
  --ink-700:#3E3A5C;
  --ink-500:#6B6785;
  --bg:#F6F4FB;
  --surface:#FFFFFF;
  --line:#E6E2F2;
  --grad-hero:linear-gradient(135deg,#1E1440 0%,#5B44C4 58%,#FF6A2B 135%);
  --grad-soft:linear-gradient(135deg,#F0ECFF 0%,#FFF2EA 100%);
  --shadow-sm:0 2px 8px rgba(30,20,64,.06);
  --shadow-md:0 12px 28px rgba(30,20,64,.10);
  --shadow-lg:0 24px 56px rgba(30,20,64,.14);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;line-height:1.28;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(91,68,196,.35);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1140px;
  margin:0 auto;
  padding:0 16px;
}
@media (min-width:1400px){
  .container{max-width:1280px;}
}

/* ---------- 按钮 ---------- */
.sz-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border:0;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.01em;
  cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
  white-space:nowrap;
}
.sz-btn--primary{
  background:var(--grad-hero);
  color:#fff;
  box-shadow:0 10px 24px rgba(91,68,196,.26);
}
.sz-btn--primary:hover{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 16px 32px rgba(91,68,196,.34);
}
.sz-btn--primary:active{transform:translateY(0);}
.sz-btn--ghost{
  background:transparent;
  color:var(--brand-700);
  border:1.5px solid var(--brand-500);
}
.sz-btn--ghost:hover{
  background:rgba(91,68,196,.08);
  color:var(--brand-700);
  transform:translateY(-2px);
}
.sz-btn--light{
  background:#fff;
  color:var(--brand-700);
  box-shadow:var(--shadow-sm);
}
.sz-btn--light:hover{color:var(--brand-900);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.sz-btn--outline-light{
  background:transparent;
  color:#fff;
  border:1.5px solid rgba(255,255,255,.65);
}
.sz-btn--outline-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}
.sz-btn--sm{height:42px;padding:0 20px;font-size:14px;}

/* ---------- 头部导航 ---------- */
.sz-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .28s var(--ease);
}
.sz-header.is-scrolled{box-shadow:var(--shadow-sm);}
.sz-header__inner{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:72px;
}
.sz-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.sz-logo__mark{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:var(--grad-hero);
  color:#fff;
  font-size:16px;
  box-shadow:0 6px 16px rgba(91,68,196,.28);
}
.sz-logo__text{
  font-size:18px;
  font-weight:800;
  color:var(--ink-900);
  letter-spacing:-.01em;
  white-space:nowrap;
}
.sz-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.sz-nav__link{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 14px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:600;
  color:var(--ink-700);
  white-space:nowrap;
  transition:background-color .22s var(--ease),color .22s var(--ease);
}
.sz-nav__link:hover{background:#F1EDFD;color:var(--brand-700);}
.sz-nav__link.is-active{
  background:var(--grad-hero);
  color:#fff;
  box-shadow:0 8px 18px rgba(91,68,196,.24);
}
.sz-nav__link.is-active:hover{color:#fff;}
.sz-nav__cta{display:none;}
.sz-header__cta{flex:0 0 auto;margin-left:12px;}
.sz-burger{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:var(--ink-900);
  font-size:17px;
  cursor:pointer;
}

/* ---------- 面包屑 ---------- */
.sz-crumb{
  background:var(--surface);
  border-bottom:1px solid var(--line);
}
.sz-crumb__list{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:6px;
  padding:14px 0;
  font-size:13px;
  color:var(--ink-500);
}
.sz-crumb__list li{display:inline-flex;align-items:center;gap:6px;}
.sz-crumb__list li::after{content:"/";color:#C3BCD9;}
.sz-crumb__list li:last-child::after{display:none;}
.sz-crumb__list a{color:var(--ink-500);}
.sz-crumb__list a:hover{color:var(--brand-500);}
.sz-crumb__list .is-current{color:var(--brand-700);font-weight:600;}

/* ---------- 分类 Hero ---------- */
.sz-chero{
  position:relative;
  overflow:hidden;
  background:var(--grad-hero);
  color:#fff;
  padding:64px 0 72px;
}
.sz-chero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  opacity:.20;
  mix-blend-mode:luminosity;
}
.sz-chero .container{position:relative;z-index:2;}
.sz-chero__tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:32px;
  padding:0 16px;
  border-radius:999px;
  background:rgba(255,255,255,.16);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.04em;
  color:#fff;
  margin-bottom:18px;
}
.sz-chero__tag i{color:var(--accent-400);}
.sz-chero h1{
  color:#fff;
  font-size:clamp(1.85rem,4.4vw,2.85rem);
  font-weight:800;
  letter-spacing:-.01em;
  line-height:1.22;
  max-width:22em;
}
.sz-chero__sub{
  margin-top:16px;
  max-width:46em;
  font-size:16px;
  line-height:1.85;
  color:rgba(255,255,255,.86);
}
.sz-chero__badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.sz-chero__badges .sz-badge{background:rgba(255,255,255,.14);color:#fff;}
.sz-chero__badges .sz-badge .sz-dot{background:var(--accent-400);}

/* ---------- 徽章 ---------- */
.sz-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:32px;
  padding:0 14px;
  border-radius:999px;
  background:#F1EDFD;
  color:var(--brand-700);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
  white-space:nowrap;
}
.sz-badge .sz-dot{
  width:7px;height:7px;
  border-radius:50%;
  background:var(--mint-500);
  flex:0 0 auto;
}
.sz-badge--solid{background:var(--brand-900);color:#fff;}
.sz-badge--solid .sz-dot{background:var(--accent-500);}

/* ---------- 通用板块 ---------- */
.sz-section{padding:88px 0;}
.sz-section--white{background:var(--surface);}
.sz-section--tint{background:var(--bg);}
.sz-section__head{max-width:56em;margin-bottom:36px;}
.sz-section__head h2{
  font-size:clamp(1.45rem,2.6vw,2.05rem);
  font-weight:700;
  letter-spacing:-.01em;
}
.sz-section__head p{margin-top:14px;font-size:16.5px;color:var(--ink-500);line-height:1.9;}
.sz-section__eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.1em;
  color:var(--brand-500);
  margin-bottom:12px;
}
.sz-section__eyebrow::before{
  content:"";
  width:22px;height:3px;
  border-radius:3px;
  background:var(--grad-hero);
}

/* ---------- 数据条 ---------- */
.sz-metrics{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  margin-top:8px;
}
.sz-metric{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px 22px;
  box-shadow:var(--shadow-sm);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.sz-metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.sz-metric__num{
  font-size:30px;
  font-weight:800;
  color:var(--ink-900);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
  line-height:1.2;
}
.sz-metric__num span{font-size:15px;font-weight:700;color:var(--brand-500);margin-left:4px;}
.sz-metric__label{margin-top:6px;font-size:13.5px;color:var(--ink-500);}

/* ---------- 双列交错图文 ---------- */
.sz-stagger{display:flex;flex-direction:column;gap:28px;}
.sz-stagger__item{
  display:flex;
  align-items:stretch;
  gap:0;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.sz-stagger__item:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:var(--brand-300);
}
.sz-stagger__item:nth-child(even){flex-direction:row-reverse;}
.sz-stagger__media{
  flex:0 0 44%;
  position:relative;
  overflow:hidden;
  background:var(--grad-soft);
  min-height:280px;
}
.sz-stagger__media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .45s var(--ease);
}
.sz-stagger__item:hover .sz-stagger__media img{transform:scale(1.04);}
.sz-stagger__media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(30,20,64,.28),rgba(30,20,64,0) 62%);
}
.sz-stagger__body{
  flex:1 1 auto;
  padding:34px 36px;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.sz-stagger__body h3{font-size:1.28rem;font-weight:700;}
.sz-stagger__body p{font-size:16px;line-height:1.9;color:var(--ink-700);}
.sz-list{margin-top:2px;display:flex;flex-direction:column;gap:10px;}
.sz-list li{
  position:relative;
  padding-left:20px;
  font-size:15px;
  color:var(--ink-700);
  line-height:1.8;
}
.sz-list li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:8px;height:8px;
  border-radius:3px;
  background:var(--grad-soft);
  border:2px solid var(--brand-300);
}
.sz-stagger__foot{
  margin-top:auto;
  padding-top:16px;
  border-top:1px dashed var(--line);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.sz-meta{font-size:12.5px;color:var(--ink-500);font-variant-numeric:tabular-nums;}
.sz-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:700;
  color:var(--brand-500);
}
.sz-arrow i{transition:transform .24s var(--ease);}
.sz-arrow:hover{color:var(--accent-500);}
.sz-arrow:hover i{transform:translateX(4px);}

/* ---------- 口径说明卡 ---------- */
.sz-note{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
  margin-top:8px;
}
.sz-note__card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.sz-note__card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.sz-note__icon{
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:14px;
  background:var(--grad-soft);
  color:var(--brand-700);
  font-size:17px;
  margin-bottom:14px;
}
.sz-note__card h3{font-size:1.05rem;margin-bottom:8px;}
.sz-note__card p{font-size:15px;line-height:1.85;color:var(--ink-700);}

/* ---------- FAQ ---------- */
.sz-faq{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
}
.sz-faq__item{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:20px 24px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.sz-faq__item:hover{border-color:var(--brand-300);box-shadow:var(--shadow-md);}
.sz-faq__item summary{
  position:relative;
  list-style:none;
  cursor:pointer;
  padding:0 34px 0 18px;
  font-size:16.5px;
  font-weight:700;
  color:var(--ink-900);
  line-height:1.6;
}
.sz-faq__item summary::-webkit-details-marker{display:none;}
.sz-faq__item summary::before{
  content:"";
  position:absolute;
  left:0;top:4px;bottom:4px;
  width:4px;
  border-radius:4px;
  background:var(--grad-hero);
  transition:background .26s var(--ease);
}
.sz-faq__item summary::after{
  content:"+";
  position:absolute;
  right:0;top:0;
  font-size:20px;
  font-weight:700;
  color:var(--brand-500);
  line-height:1.4;
  transition:transform .26s var(--ease),color .26s var(--ease);
}
.sz-faq__item[open] summary::before{background:var(--accent-500);}
.sz-faq__item[open] summary::after{content:"−";color:var(--accent-500);}
.sz-faq__item p{
  margin-top:14px;
  padding-left:18px;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-700);
}

/* ---------- CTA ---------- */
.sz-cta{
  position:relative;
  overflow:hidden;
  background:var(--grad-hero);
  color:#fff;
  padding:64px 0;
}
.sz-cta::after{
  content:"";
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  opacity:.22;
}
.sz-cta .container{position:relative;z-index:2;}
.sz-cta__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.sz-cta h2{color:#fff;font-size:clamp(1.4rem,2.4vw,1.9rem);}
.sz-cta p{margin-top:10px;font-size:15.5px;color:rgba(255,255,255,.88);max-width:38em;}
.sz-cta__actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.sz-footer{
  background:var(--brand-900);
  color:rgba(255,255,255,.72);
  padding:66px 0 0;
  margin-top:0;
}
.sz-footer__grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
}
.sz-footer__brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.sz-footer__brand .sz-logo__text{color:#fff;font-size:18px;}
.sz-footer p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.68);}
.sz-footer h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.sz-footer__links{display:flex;flex-direction:column;gap:10px;}
.sz-footer__links a{color:rgba(255,255,255,.72);font-size:14.5px;}
.sz-footer__links a:hover{color:var(--accent-400);}
.sz-footer__contact{display:flex;flex-direction:column;gap:10px;font-size:14.5px;}
.sz-footer__contact i{color:var(--brand-300);margin-right:8px;}
.sz-footer__qr{
  margin-top:18px;
  width:118px;
  height:118px;
  border-radius:var(--r-md);
  border:1px dashed rgba(255,255,255,.28);
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  font-size:12.5px;
  line-height:1.7;
  color:rgba(255,255,255,.55);
}
.sz-footer__bar{
  border-top:1px solid rgba(255,255,255,.10);
  padding:18px 0;
}
.sz-footer__bar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .sz-nav__link{padding:0 11px;font-size:14px;}
}
@media (max-width:991px){
  .sz-header__cta{display:none;}
  .sz-burger{display:inline-flex;margin-left:auto;}
  .sz-nav{
    position:fixed;
    top:0;right:0;
    height:100%;
    width:min(320px,86vw);
    background:#fff;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:88px 20px 28px;
    border-radius:24px 0 0 24px;
    box-shadow:var(--shadow-lg);
    transform:translateX(105%);
    transition:transform .32s var(--ease);
    z-index:90;
    overflow-y:auto;
    margin-left:0;
  }
  .sz-nav.is-open{transform:translateX(0);}
  .sz-nav__link{height:48px;justify-content:flex-start;padding:0 16px;font-size:15px;}
  .sz-nav__cta{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    height:48px;
    margin-top:12px;
    border-radius:999px;
    background:var(--grad-hero);
    color:#fff;
    font-weight:700;
    font-size:15px;
  }
  .sz-nav__cta:hover{color:#fff;}
  .sz-section{padding:72px 0;}
  .sz-metrics{grid-template-columns:repeat(2,1fr);}
  .sz-note{grid-template-columns:1fr 1fr;}
  .sz-faq{grid-template-columns:1fr;}
  .sz-stagger__item,
  .sz-stagger__item:nth-child(even){flex-direction:column;}
  .sz-stagger__media{flex:0 0 auto;width:100%;min-height:0;aspect-ratio:16/9;}
  .sz-stagger__body{padding:26px 24px;}
  .sz-footer__grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:575px){
  body{font-size:16px;line-height:1.85;}
  .sz-section{padding:56px 0;}
  .sz-chero{padding:48px 0 56px;}
  .sz-metrics{grid-template-columns:1fr;}
  .sz-note{grid-template-columns:1fr;}
  .sz-stagger__body{padding:22px 20px;}
  .sz-faq__item{padding:18px 18px;}
  .sz-cta{padding:52px 0;}
  .sz-cta__actions{width:100%;}
  .sz-cta__actions .sz-btn{width:100%;}
  .sz-footer__grid{grid-template-columns:1fr;}
  .sz-footer__bar .container{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category4 */
:root{
  --brand-900:#1E1440;
  --brand-700:#3A2A80;
  --brand-500:#5B44C4;
  --brand-300:#8E7BEB;
  --accent-500:#FF6A2B;
  --accent-400:#FF8A4C;
  --mint-500:#14C2A3;
  --ink-900:#171432;
  --ink-700:#3E3A5C;
  --ink-500:#6B6785;
  --bg:#F6F4FB;
  --surface:#FFFFFF;
  --line:#E6E2F2;
  --grad-hero:linear-gradient(135deg,#1E1440 0%,#5B44C4 58%,#FF6A2B 135%);
  --grad-soft:linear-gradient(135deg,#F0ECFF 0%,#FFF2EA 100%);
  --grad-mint:linear-gradient(135deg,#E7F9F4 0%,#F8FFFD 100%);
  --shadow-sm:0 2px 8px rgba(30,20,64,.06);
  --shadow-md:0 12px 28px rgba(30,20,64,.10);
  --shadow-lg:0 24px 56px rgba(30,20,64,.14);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --ease:cubic-bezier(.2,.7,.3,1);

  --bs-primary:#5B44C4;
  --bs-body-bg:#F6F4FB;
  --bs-body-color:#3E3A5C;
  --bs-border-color:#E6E2F2;
  --bs-border-radius:16px;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-link-color:#5B44C4;
  --bs-link-hover-color:#FF6A2B;
}

*{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}

img{max-width:100%;display:block;border-radius:var(--r-lg);object-fit:cover;}

a{color:var(--brand-500);text-decoration:none;transition:color .24s var(--ease),background-color .24s var(--ease);}
a:hover{color:var(--accent-500);}

h1,h2,h3,h4{color:var(--ink-900);margin:0;line-height:1.28;letter-spacing:-.01em;}
h1{font-size:clamp(1.85rem,4.6vw,3.1rem);font-weight:800;line-height:1.22;}
h2{font-size:clamp(1.45rem,2.6vw,2.05rem);font-weight:700;}
h3{font-size:1.2rem;font-weight:700;}
h4{font-size:1rem;font-weight:700;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}

:focus-visible{
  outline:none;
  box-shadow:0 0 0 3px rgba(91,68,196,.35);
  border-radius:var(--r-sm);
}

.container{
  width:100%;
  max-width:1140px;
  margin:0 auto;
  padding-left:16px;
  padding-right:16px;
}
@media (min-width:1400px){
  .container{max-width:1280px;}
}

/* ---------- 按钮 ---------- */
.sz-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  border:1.5px solid transparent;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),background-color .28s var(--ease),color .28s var(--ease),border-color .28s var(--ease);
}
.sz-btn--primary{
  background:linear-gradient(120deg,#FF6A2B 0%,#FF8A4C 60%,#FF6A2B 100%);
  background-size:160% 100%;
  color:#fff;
  box-shadow:0 10px 24px rgba(255,106,43,.28);
}
.sz-btn--primary:hover{
  color:#fff;
  transform:translateY(-2px);
  background-position:100% 0;
  box-shadow:0 16px 32px rgba(255,106,43,.34);
}
.sz-btn--primary:active{transform:translateY(0);}
.sz-btn--ghost{
  background:transparent;
  color:var(--brand-700);
  border-color:var(--brand-500);
}
.sz-btn--ghost:hover{
  background:rgba(91,68,196,.08);
  color:var(--brand-700);
  transform:translateY(-2px);
}
.sz-btn--sm{height:42px;padding:0 20px;font-size:14px;}
.sz-btn--light{
  background:#fff;
  color:var(--brand-700);
  box-shadow:var(--shadow-sm);
}
.sz-btn--light:hover{color:var(--accent-500);transform:translateY(-2px);box-shadow:var(--shadow-md);}

/* ---------- 徽章 ---------- */
.sz-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  line-height:1.5;
  white-space:nowrap;
}
.sz-badge__dot{width:6px;height:6px;border-radius:50%;background:var(--mint-500);flex:0 0 auto;}
.sz-badge--violet{background:#EFEBFF;color:#3A2A80;}
.sz-badge--dark{background:var(--brand-900);color:#fff;}
.sz-badge--dark .sz-badge__dot{background:var(--accent-400);}
.sz-badge--mint{background:#E6F9F4;color:#0E8F79;}
.sz-badge--orange{background:#FFF0E8;color:#C24A13;}

/* ---------- 头部导航 ---------- */
.sz-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease);
}
.sz-header.is-scrolled{box-shadow:var(--shadow-sm);}
.sz-header__inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:72px;
}
.sz-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--ink-900);
}
.sz-logo:hover{color:var(--ink-900);}
.sz-logo__mark{
  width:38px;
  height:38px;
  border-radius:12px;
  background:var(--grad-hero);
  color:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
  box-shadow:0 8px 18px rgba(91,68,196,.28);
  flex:0 0 auto;
}
.sz-logo__text{
  font-size:18px;
  font-weight:800;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.sz-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:8px;
  flex:1 1 auto;
}
.sz-nav__link{
  display:inline-flex;
  align-items:center;
  height:42px;
  padding:0 15px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  color:var(--ink-700);
  white-space:nowrap;
  transition:background-color .24s var(--ease),color .24s var(--ease);
}
.sz-nav__link:hover{background:#F0ECFF;color:var(--brand-700);}
.sz-nav__link.is-active{
  background:linear-gradient(120deg,#5B44C4 0%,#8E7BEB 100%);
  color:#fff;
  box-shadow:0 8px 18px rgba(91,68,196,.24);
}
.sz-header__cta{flex:0 0 auto;}
.sz-burger{
  display:none;
  width:46px;
  height:46px;
  border-radius:14px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand-700);
  font-size:18px;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.sz-burger:hover{background:#F0ECFF;}

@media (max-width:1199px){
  .sz-nav__link{padding:0 11px;font-size:14px;}
}
@media (max-width:991px){
  .sz-header__inner{min-height:64px;}
  .sz-nav{
    position:fixed;
    top:0;
    right:0;
    z-index:1050;
    width:82%;
    max-width:340px;
    height:100vh;
    height:100dvh;
    background:#fff;
    border-radius:24px 0 0 24px;
    box-shadow:var(--shadow-lg);
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:88px 20px 28px;
    margin:0;
    overflow-y:auto;
    transform:translateX(105%);
    transition:transform .34s var(--ease);
  }
  .sz-nav.is-open{transform:translateX(0);}
  .sz-nav__link{
    height:48px;
    border-radius:14px;
    font-size:16px;
    padding:0 16px;
    justify-content:flex-start;
  }
  .sz-burger{display:inline-flex;margin-left:auto;}
  .sz-header__cta{display:none;}
  .sz-nav-overlay{
    position:fixed;
    inset:0;
    background:rgba(23,20,50,.42);
    opacity:0;
    visibility:hidden;
    transition:opacity .3s var(--ease),visibility .3s var(--ease);
    z-index:1040;
  }
  .sz-nav-overlay.is-open{opacity:1;visibility:visible;}
}
@media (min-width:992px){
  .sz-nav-overlay{display:none;}
}
@media (max-width:575px){
  .sz-logo__text{font-size:16px;}
  .sz-logo__mark{width:34px;height:34px;border-radius:10px;font-size:13px;}
}

/* ---------- 面包屑 ---------- */
.sz-crumb{
  background:#fff;
  border-bottom:1px solid var(--line);
  padding:14px 0;
}
.sz-crumb__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  list-style:none;
  margin:0;
  padding:0;
  font-size:13px;
  color:var(--ink-500);
}
.sz-crumb__list li{display:inline-flex;align-items:center;gap:8px;}
.sz-crumb__list a{
  padding:4px 12px;
  border-radius:999px;
  background:#F4F1FC;
  color:var(--ink-700);
  font-weight:600;
}
.sz-crumb__list a:hover{background:#EAE4FA;color:var(--brand-700);}
.sz-crumb__current{
  padding:4px 12px;
  border-radius:999px;
  background:var(--brand-900);
  color:#fff;
  font-weight:600;
}
.sz-crumb__sep{color:#C8C2DC;}

/* ---------- Hero ---------- */
.sz-hero{
  position:relative;
  padding:72px 0 64px;
  overflow:hidden;
  background-image:
    linear-gradient(135deg,rgba(30,20,64,.94) 0%,rgba(58,42,128,.90) 52%,rgba(255,106,43,.72) 130%),
    url("/assets/images/backpic/back-3.webp");
  background-size:cover;
  background-position:center;
  color:#fff;
}
.sz-hero__grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:40px;
  align-items:center;
}
.sz-hero__eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.26);
  font-size:13px;
  font-weight:600;
  letter-spacing:.02em;
  color:#fff;
  margin-bottom:18px;
}
.sz-hero h1{color:#fff;margin-bottom:16px;}
.sz-hero__sub{
  font-size:17px;
  line-height:1.85;
  color:rgba(255,255,255,.86);
  max-width:640px;
  margin-bottom:24px;
}
.sz-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.sz-hero__badges{display:flex;flex-wrap:wrap;gap:12px;}
.sz-hero__badges .sz-badge{
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;
  padding:8px 14px;
  font-size:13px;
}
.sz-hero__badges .sz-badge__dot{background:var(--accent-400);}
.sz-hero__panel{
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.22);
  border-radius:var(--r-xl);
  padding:26px;
  box-shadow:0 24px 56px rgba(15,10,40,.35);
}
.sz-hero__panel h2{
  color:#fff;
  font-size:1.05rem;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:0;
}
.sz-hero__stat{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:13px 0;
  border-top:1px solid rgba(255,255,255,.18);
  font-size:14px;
  color:rgba(255,255,255,.82);
}
.sz-hero__stat:first-of-type{border-top:0;}
.sz-hero__stat strong{
  font-size:20px;
  font-weight:800;
  color:#fff;
  font-variant-numeric:tabular-nums;
}

@media (max-width:991px){
  .sz-hero{padding:56px 0 52px;}
  .sz-hero__grid{grid-template-columns:1fr;gap:32px;}
  .sz-hero__panel{order:2;}
}
@media (max-width:575px){
  .sz-hero{padding:46px 0 44px;}
  .sz-hero__actions .sz-btn{width:100%;}
}

/* ---------- 板块 ---------- */
.sz-section{padding:96px 0;}
.sz-section--white{background:#fff;}
.sz-section--bg{background:var(--bg);}
.sz-section--dark{background:var(--brand-900);color:rgba(255,255,255,.82);}
.sz-section--dark h2,.sz-section--dark h3{color:#fff;}
.sz-section--tight{padding-top:72px;}

.sz-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
  flex-wrap:wrap;
}
.sz-head__lead{max-width:760px;}
.sz-head__lead p{margin-top:12px;font-size:16px;color:var(--ink-500);line-height:1.85;}
.sz-section--dark .sz-head__lead p{color:rgba(255,255,255,.7);}
.sz-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--accent-500);
  margin-bottom:10px;
  text-transform:uppercase;
}
.sz-kicker::before{
  content:"";
  width:22px;
  height:3px;
  border-radius:999px;
  background:var(--accent-500);
}
.sz-more{
  font-size:14px;
  font-weight:700;
  color:var(--brand-500);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.sz-more:hover{gap:10px;color:var(--accent-500);}

@media (max-width:991px){
  .sz-section{padding:72px 0;}
}
@media (max-width:575px){
  .sz-section{padding:56px 0;}
}

/* ---------- 概览卡 ---------- */
.sz-note{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  padding:28px 30px;
  font-size:16px;
  line-height:1.9;
  color:var(--ink-700);
}
.sz-note__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}

/* ---------- 对比式信息卡 ---------- */
.sz-compare{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.sz-compare__card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.sz-compare__card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:var(--brand-300);
}
.sz-compare__media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
}
.sz-compare__media img{
  width:100%;
  height:100%;
  border-radius:0;
  transform:scale(1);
  transition:transform .6s var(--ease);
}
.sz-compare__card:hover .sz-compare__media img{transform:scale(1.04);}
.sz-compare__media span{
  position:absolute;
  left:16px;
  top:16px;
  background:rgba(30,20,64,.82);
  color:#fff;
  font-size:12px;
  font-weight:700;
  padding:6px 12px;
  border-radius:999px;
  letter-spacing:.02em;
}
.sz-compare__body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:14px;flex:1 1 auto;}
.sz-compare__body h3{font-size:1.25rem;}
.sz-compare__body > p{font-size:15px;line-height:1.85;color:var(--ink-500);}

.sz-field{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:13px 26px;
  border-top:1px solid var(--line);
  font-size:15px;
  background:#fff;
}
.sz-field:nth-child(odd){background:#FCFBFF;}
.sz-field__label{color:var(--ink-500);font-size:14px;display:inline-flex;align-items:center;gap:8px;}
.sz-field__label i{color:var(--brand-300);font-size:12px;}
.sz-field__value{font-weight:700;color:var(--ink-900);font-variant-numeric:tabular-nums;}

@media (max-width:767px){
  .sz-compare{grid-template-columns:1fr;}
  .sz-field{padding:12px 20px;font-size:14px;flex-wrap:wrap;gap:8px;}
  .sz-field__value{width:100%;}
}

/* ---------- 表格化字段 ---------- */
.sz-tablewrap{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}
.sz-tablehead{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:22px 26px;
  background:var(--grad-soft);
  flex-wrap:wrap;
}
.sz-tablehead h3{font-size:1.1rem;}
.sz-tablehead p{margin:6px 0 0;font-size:14px;color:var(--ink-500);}
.sz-scroll{overflow-x:auto;}
.sz-table{
  width:100%;
  min-width:640px;
  border-collapse:collapse;
  font-size:15px;
}
.sz-table thead th{
  background:#F0ECFF;
  color:var(--brand-700);
  font-size:12px;
  font-weight:700;
  letter-spacing:.06em;
  text-align:left;
  padding:14px 20px;
  white-space:nowrap;
}
.sz-table tbody td{
  padding:16px 20px;
  border-top:1px solid var(--line);
  color:var(--ink-700);
  vertical-align:middle;
}
.sz-table tbody tr:nth-child(even){background:#FBFAFE;}
.sz-table tbody tr:hover{background:#F5F2FE;}
.sz-table td:first-child{font-weight:700;color:var(--ink-900);}
.sz-table td:last-child{text-align:right;white-space:nowrap;}
.sz-table .sz-num{font-variant-numeric:tabular-nums;font-weight:700;color:var(--ink-900);}

.sz-grid2{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
@media (max-width:991px){
  .sz-grid2{grid-template-columns:1fr;}
}

/* ---------- 数据徽章带 ---------- */
.sz-stats{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
  margin-top:32px;
}
.sz-stat{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  padding:24px 26px;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.sz-stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.sz-stat strong{
  display:block;
  font-size:clamp(1.6rem,3vw,2.1rem);
  font-weight:800;
  color:var(--brand-700);
  line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.sz-stat span{display:block;font-size:13px;color:var(--ink-500);margin-top:6px;letter-spacing:.02em;}
@media (max-width:991px){
  .sz-stats{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:575px){
  .sz-stats{grid-template-columns:1fr;gap:16px;}
}

/* ---------- 要点列表 ---------- */
.sz-points{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.sz-point{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  padding:30px 26px 26px;
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.sz-point:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.sz-point__no{
  position:absolute;
  top:-18px;
  left:24px;
  width:44px;
  height:44px;
  border-radius:14px;
  background:var(--grad-hero);
  color:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
  font-weight:800;
  box-shadow:0 12px 24px rgba(91,68,196,.28);
}
.sz-point h3{margin:14px 0 10px;font-size:1.1rem;}
.sz-point p{font-size:15px;line-height:1.85;color:var(--ink-500);margin:0;}
.sz-point ul{margin:14px 0 0;padding-left:18px;font-size:14.5px;color:var(--ink-700);}
.sz-point li{margin-bottom:6px;}
@media (max-width:991px){
  .sz-points{grid-template-columns:1fr;gap:30px;}
}

/* ---------- FAQ ---------- */
.sz-faq{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.sz-faq__item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.sz-faq__item[open]{box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.sz-faq__q{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 22px 20px 26px;
  cursor:pointer;
  list-style:none;
  font-size:16px;
  font-weight:700;
  color:var(--ink-900);
}
.sz-faq__q::-webkit-details-marker{display:none;}
.sz-faq__q::before{
  content:"";
  position:absolute;
  left:0;
  top:14px;
  bottom:14px;
  width:4px;
  border-radius:999px;
  background:linear-gradient(180deg,#8E7BEB 0%,#5B44C4 100%);
  transition:background .3s var(--ease);
}
.sz-faq__item[open] .sz-faq__q::before{background:var(--accent-500);}
.sz-faq__q i{color:var(--brand-500);font-size:14px;transition:transform .3s var(--ease);flex:0 0 auto;}
.sz-faq__item[open] .sz-faq__q i{transform:rotate(45deg);color:var(--accent-500);}
.sz-faq__a{
  padding:0 22px 22px 26px;
  font-size:15px;
  line-height:1.85;
  color:var(--ink-700);
}
.sz-faq__a p{margin:0;}
@media (max-width:991px){
  .sz-faq{grid-template-columns:1fr;}
}

/* ---------- CTA ---------- */
.sz-cta{
  position:relative;
  padding:64px 0;
  color:#fff;
  background-image:
    linear-gradient(120deg,rgba(30,20,64,.94) 0%,rgba(91,68,196,.90) 55%,rgba(255,106,43,.84) 130%),
    url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
}
.sz-cta__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.sz-cta h2{color:#fff;margin-bottom:10px;}
.sz-cta p{color:rgba(255,255,255,.84);font-size:16px;margin:0;max-width:620px;}
.sz-cta__actions{display:flex;flex-wrap:wrap;gap:14px;}
@media (max-width:575px){
  .sz-cta__actions{width:100%;}
  .sz-cta__actions .sz-btn{width:100%;}
}

/* ---------- 页脚 ---------- */
.sz-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding-top:64px;}
.sz-footer__grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:36px;
  padding-bottom:44px;
}
.sz-footer__brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
  color:#fff;
  font-size:18px;
  font-weight:800;
}
.sz-footer h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.sz-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin:0 0 16px;}
.sz-footer__links{display:flex;flex-direction:column;gap:10px;}
.sz-footer__links a{color:rgba(255,255,255,.72);font-size:14px;}
.sz-footer__links a:hover{color:var(--accent-400);}
.sz-footer__contact{display:flex;flex-direction:column;gap:12px;font-size:14px;}
.sz-footer__contact span{display:inline-flex;align-items:center;gap:10px;color:rgba(255,255,255,.72);}
.sz-footer__contact i{color:var(--brand-300);}
.sz-footer__qr{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  width:112px;
  height:112px;
  border-radius:var(--r-md);
  border:1px dashed rgba(255,255,255,.3);
  font-size:12px;
  line-height:1.6;
  color:rgba(255,255,255,.6);
  background:rgba(255,255,255,.04);
}
.sz-footer__bar{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;
}
.sz-footer__bar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.58);
}
@media (max-width:991px){
  .sz-footer__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
}
@media (max-width:575px){
  .sz-footer{padding-top:48px;}
  .sz-footer__grid{grid-template-columns:1fr;gap:26px;}
  .sz-footer__bar .container{flex-direction:column;align-items:flex-start;gap:8px;}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category5 */
:root{
  --brand-900:#1E1440;
  --brand-700:#3A2A80;
  --brand-500:#5B44C4;
  --brand-300:#8E7BEB;
  --accent-500:#FF6A2B;
  --accent-400:#FF8A4C;
  --mint-500:#14C2A3;
  --ink-900:#171432;
  --ink-700:#3E3A5C;
  --ink-500:#6B6785;
  --bg:#F6F4FB;
  --surface:#FFFFFF;
  --line:#E6E2F2;
  --grad-hero:linear-gradient(135deg,#1E1440 0%,#5B44C4 58%,#FF6A2B 135%);
  --grad-soft:linear-gradient(135deg,#F0ECFF 0%,#FFF2EA 100%);
  --shadow-sm:0 2px 8px rgba(30,20,64,.06);
  --shadow-md:0 12px 28px rgba(30,20,64,.10);
  --shadow-lg:0 24px 56px rgba(30,20,64,.14);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:var(--accent-500);}
button{font-family:inherit;}
h1,h2,h3,h4{color:var(--ink-900);margin:0;font-weight:700;letter-spacing:-.01em;}
h1{font-size:clamp(1.85rem,4.6vw,3.1rem);font-weight:800;line-height:1.22;}
h2{font-size:clamp(1.45rem,2.6vw,2.05rem);line-height:1.3;}
h3{font-size:1.2rem;line-height:1.45;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(91,68,196,.35);border-radius:8px;}

.container{
  width:100%;
  margin:0 auto;
  padding-left:16px;
  padding-right:16px;
}
@media (min-width:992px){.container{max-width:1140px;}}
@media (min-width:1400px){.container{max-width:1280px;}}

.sz-skip{position:absolute;left:-9999px;top:0;background:#fff;padding:10px 18px;border-radius:0 0 12px 0;z-index:2000;}
.sz-skip:focus{left:0;}

/* ---------- 按钮 ---------- */
.sz-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1;
  border:1.5px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
}
.sz-btn--primary{background:var(--grad-hero);color:#fff;box-shadow:0 10px 24px rgba(91,68,196,.28);}
.sz-btn--primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(91,68,196,.36);}
.sz-btn--primary:active{transform:translateY(0);}
.sz-btn--ghost{background:transparent;border-color:var(--brand-500);color:var(--brand-700);}
.sz-btn--ghost:hover{background:rgba(91,68,196,.08);color:var(--brand-700);transform:translateY(-2px);}
.sz-btn--sm{height:42px;padding:0 20px;font-size:14px;}
.sz-btn--light{background:#fff;color:var(--brand-700);box-shadow:0 10px 24px rgba(15,8,40,.22);}
.sz-btn--light:hover{color:var(--brand-700);transform:translateY(-2px);}
.sz-btn--outline-light{background:transparent;border-color:rgba(255,255,255,.72);color:#fff;}
.sz-btn--outline-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}

/* ---------- 头部导航 ---------- */
.sz-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .28s var(--ease);
}
.sz-header.is-scrolled{box-shadow:var(--shadow-sm);}
.sz-header__inner{display:flex;align-items:center;gap:14px;min-height:76px;}
.sz-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none;}
.sz-logo__mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  background:var(--grad-hero);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;
  box-shadow:var(--shadow-sm);
}
.sz-logo__text{font-size:19px;font-weight:800;color:var(--ink-900);letter-spacing:-.01em;white-space:nowrap;}
.sz-nav{display:flex;align-items:center;gap:2px;margin-left:auto;overflow-x:auto;scrollbar-width:none;}
.sz-nav::-webkit-scrollbar{display:none;}
.sz-nav__link{
  padding:9px 13px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-700);
  white-space:nowrap;transition:background .24s var(--ease),color .24s var(--ease);
}
.sz-nav__link:hover{background:#F1EDFF;color:var(--brand-700);}
.sz-nav__link.is-active{background:var(--grad-hero);color:#fff;box-shadow:var(--shadow-sm);}
.sz-header__cta{flex:0 0 auto;}
.sz-burger{
  display:none;width:44px;height:44px;flex:0 0 auto;
  border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--ink-900);font-size:17px;cursor:pointer;
  transition:background .24s var(--ease),border-color .24s var(--ease);
}
.sz-burger:hover{background:#F1EDFF;border-color:var(--brand-300);}

/* ---------- 面包屑 ---------- */
.sz-crumb-bar{background:#F1EEFA;border-bottom:1px solid var(--line);padding:14px 0;}
.sz-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-500);}
.sz-crumb li{display:inline-flex;align-items:center;gap:8px;}
.sz-crumb li+li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand-300);}
.sz-crumb a{
  padding:4px 12px;border-radius:999px;background:#fff;
  border:1px solid var(--line);color:var(--ink-500);font-weight:600;
  transition:color .24s var(--ease),border-color .24s var(--ease),background .24s var(--ease);
}
.sz-crumb a:hover{color:var(--brand-700);border-color:var(--brand-300);background:#fff;}
.sz-crumb li[aria-current="page"] span{
  padding:4px 12px;border-radius:999px;background:var(--grad-soft);
  color:var(--brand-700);font-weight:700;
}

/* ---------- 分类页头图 ---------- */
.sz-cat-hero{position:relative;overflow:hidden;background:var(--grad-soft);padding:52px 0 60px;}
.sz-cat-hero::after{
  content:"";position:absolute;right:-140px;top:-140px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(91,68,196,.20),rgba(91,68,196,0) 70%);
}
.sz-cat-hero::before{
  content:"";position:absolute;left:-120px;bottom:-160px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,43,.16),rgba(255,106,43,0) 70%);
}
.sz-cat-hero__grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:44px;align-items:center;}
.sz-cat-hero__label{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;background:rgba(255,255,255,.85);
  border:1px solid var(--line);font-size:12.5px;font-weight:700;color:var(--brand-700);
  letter-spacing:.02em;margin-bottom:18px;
}
.sz-cat-hero__label i{color:var(--accent-500);}
.sz-cat-hero h1{margin-bottom:16px;}
.sz-cat-hero__sub{font-size:17.5px;color:var(--ink-700);max-width:560px;margin-bottom:26px;}
.sz-cat-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.sz-cat-hero__media{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow-md);background:var(--grad-hero);}
.sz-cat-hero__media img{width:100%;height:280px;object-fit:cover;}
.sz-cat-hero__media figcaption{
  position:absolute;left:16px;bottom:16px;
  background:rgba(30,20,64,.82);color:#fff;
  font-size:12.5px;font-weight:600;padding:7px 14px;border-radius:999px;
}

/* ---------- 数据徽章 ---------- */
.sz-badges{display:flex;flex-wrap:wrap;gap:10px;}
.sz-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:#F1EDFF;color:var(--brand-700);
  border:1px solid rgba(91,68,196,.14);
}
.sz-badge--dark{background:var(--brand-900);color:#fff;border-color:transparent;}
.sz-badge--mint{background:rgba(20,194,163,.12);color:#0B7F6B;border-color:rgba(20,194,163,.22);}
.sz-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mint-500);flex:0 0 auto;}
.sz-badge--dark::before{background:var(--accent-500);}
.sz-badge--mint::before{background:var(--accent-500);}
.sz-badge b{font-variant-numeric:tabular-nums;font-weight:800;}

/* ---------- 通用板块 ---------- */
.sz-section{padding:92px 0;}
.sz-section--white{background:var(--surface);}
.sz-section--tint{background:var(--bg);}
.sz-section__head{max-width:820px;margin-bottom:40px;}
.sz-section__head h2{margin-bottom:14px;}
.sz-section__head p{font-size:16.5px;color:var(--ink-700);}
.sz-eyebrow{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.12em;
  color:var(--accent-500);text-transform:uppercase;margin-bottom:12px;
}
.sz-lead{
  max-width:860px;font-size:17px;color:var(--ink-700);
  padding-left:20px;border-left:4px solid var(--brand-300);
  margin-bottom:40px;
}

/* ---------- 图集卡片 ---------- */
.sz-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
.sz-gcard{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;
  transition:transform .32s var(--ease),box-shadow .32s var(--ease),border-color .32s var(--ease);
}
.sz-gcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.sz-gcard__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--grad-soft);}
.sz-gcard__media img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease);}
.sz-gcard:hover .sz-gcard__media img{transform:scale(1.06);}
.sz-gcard__tag{
  position:absolute;left:16px;top:16px;padding:6px 13px;border-radius:999px;
  background:rgba(30,20,64,.84);color:#fff;font-size:12px;font-weight:700;letter-spacing:.02em;
}
.sz-gcard__body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.sz-gcard__body h3{font-size:1.22rem;}
.sz-gcard__body p{font-size:15.5px;line-height:1.85;color:var(--ink-700);margin:0;}
.sz-gcard__meta{margin-top:auto;padding-top:8px;display:flex;flex-wrap:wrap;gap:10px;}

/* ---------- 横向缩略条 ---------- */
.sz-strip{margin-top:36px;}
.sz-strip__head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px;}
.sz-strip__head h3{font-size:1.05rem;}
.sz-strip__hint{font-size:13px;color:var(--ink-500);}
.sz-strip__track{
  display:flex;gap:16px;overflow-x:auto;padding:4px 4px 16px;
  scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;
}
.sz-strip__track::-webkit-scrollbar{height:6px;}
.sz-strip__track::-webkit-scrollbar-thumb{background:var(--brand-300);border-radius:999px;}
.sz-thumb{
  flex:0 0 208px;scroll-snap-align:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.sz-thumb:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.sz-thumb__media{overflow:hidden;aspect-ratio:16/10;}
.sz-thumb__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.sz-thumb:hover .sz-thumb__media img{transform:scale(1.07);}
.sz-thumb span{display:block;padding:12px 15px;font-size:13.5px;font-weight:700;color:var(--ink-700);}

/* ---------- 要点清单 ---------- */
.sz-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.sz-point{
  display:flex;gap:16px;padding:24px 26px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-sm);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.sz-point:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--brand-300);}
.sz-point__icon{
  width:44px;height:44px;flex:0 0 auto;border-radius:14px;
  background:var(--grad-soft);color:var(--brand-700);
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;
}
.sz-point h3{font-size:1.03rem;margin-bottom:6px;}
.sz-point p{font-size:15px;line-height:1.8;color:var(--ink-700);margin:0;}

/* ---------- FAQ ---------- */
.sz-faq{max-width:900px;}
.sz-faq .accordion-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:16px;overflow:hidden;box-shadow:var(--shadow-sm);
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.sz-faq .accordion-item:hover{border-color:var(--brand-300);box-shadow:var(--shadow-md);}
.sz-faq .accordion-button{
  position:relative;width:100%;background:transparent;border:0;
  padding:20px 56px 20px 32px;font-size:16.5px;font-weight:700;color:var(--ink-900);
  line-height:1.55;text-align:left;box-shadow:none;
  transition:color .24s var(--ease),background .24s var(--ease);
}
.sz-faq .accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 4px 4px 0;
  background:linear-gradient(180deg,var(--brand-500),var(--brand-300));
  transition:background .28s var(--ease);
}
.sz-faq .accordion-button::after{
  content:"";position:absolute;right:28px;top:50%;
  width:9px;height:9px;margin:0;background-image:none;
  border-right:2px solid var(--brand-500);border-bottom:2px solid var(--brand-500);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .28s var(--ease),border-color .28s var(--ease);
}
.sz-faq .accordion-button:not(.collapsed){
  background:#FAF8FF;color:var(--brand-700);
}
.sz-faq .accordion-button:not(.collapsed)::before{background:var(--accent-500);}
.sz-faq .accordion-button:not(.collapsed)::after{transform:translateY(-30%) rotate(-135deg);border-color:var(--accent-500);}
.sz-faq .accordion-button:focus{box-shadow:0 0 0 3px rgba(91,68,196,.25) inset;}
.sz-faq .accordion-body{padding:4px 32px 24px;font-size:15px;line-height:1.85;color:var(--ink-700);}

/* ---------- CTA ---------- */
.sz-cta{position:relative;overflow:hidden;padding:74px 0;background:var(--brand-900);}
.sz-cta__bg{position:absolute;inset:0;}
.sz-cta__bg img{width:100%;height:100%;object-fit:cover;opacity:.34;}
.sz-cta__bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(30,20,64,.94) 0%,rgba(58,42,128,.86) 52%,rgba(255,106,43,.62) 130%);
}
.sz-cta__inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;}
.sz-cta__text{max-width:620px;}
.sz-cta__text h2{color:#fff;margin-bottom:12px;}
.sz-cta__text p{color:rgba(255,255,255,.86);font-size:16.5px;margin:0;}
.sz-cta__btns{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.sz-footer{background:var(--brand-900);color:rgba(255,255,255,.78);padding-top:68px;}
.sz-footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:40px;padding-bottom:52px;}
.sz-footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.sz-footer__brand .sz-logo__text{color:#fff;font-size:18px;}
.sz-footer p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.72);}
.sz-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;letter-spacing:.02em;}
.sz-footer__links{display:flex;flex-direction:column;gap:11px;}
.sz-footer__links a{color:rgba(255,255,255,.74);font-size:14.5px;transition:color .24s var(--ease),transform .24s var(--ease);}
.sz-footer__links a:hover{color:var(--accent-400);transform:translateX(3px);}
.sz-footer__contact{display:flex;flex-direction:column;gap:13px;font-size:14.5px;color:rgba(255,255,255,.74);}
.sz-footer__contact i{color:var(--accent-400);margin-right:8px;}
.sz-footer__qr{
  margin-top:18px;width:112px;height:112px;border-radius:14px;
  border:1px dashed rgba(255,255,255,.32);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;line-height:1.6;color:rgba(255,255,255,.6);padding:10px;
}
.sz-footer__bar{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;font-size:13px;color:rgba(255,255,255,.58);}
.sz-footer__bar .container{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .sz-header__cta{display:none;}
}
@media (max-width:991.98px){
  body{font-size:16px;line-height:1.85;}
  .sz-section{padding:70px 0;}
  .sz-cat-hero{padding:40px 0 48px;}
  .sz-cat-hero__grid{grid-template-columns:minmax(0,1fr);gap:30px;}
  .sz-cat-hero__media img{height:230px;}
  .sz-header__inner{min-height:68px;gap:10px;}
  .sz-burger{display:inline-flex;align-items:center;justify-content:center;margin-left:auto;}
  .sz-nav{
    position:fixed;top:68px;right:0;bottom:0;left:auto;
    width:min(320px,86vw);margin-left:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:var(--surface);padding:22px 18px;
    border-left:1px solid var(--line);border-radius:24px 0 0 24px;
    box-shadow:var(--shadow-lg);overflow-y:auto;overflow-x:hidden;
    transform:translateX(106%);transition:transform .32s var(--ease);
    z-index:1045;
  }
  .sz-nav.is-open{transform:translateX(0);}
  .sz-nav__link{display:flex;align-items:center;min-height:48px;padding:0 16px;border-radius:14px;font-size:15.5px;}
  .sz-footer__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:767.98px){
  .sz-gallery{grid-template-columns:minmax(0,1fr);gap:22px;}
  .sz-points{grid-template-columns:minmax(0,1fr);gap:18px;}
  .sz-section{padding:56px 0;}
  .sz-section__head{margin-bottom:30px;}
  .sz-cat-hero__actions .sz-btn{width:100%;}
  .sz-cta{padding:56px 0;}
  .sz-cta__btns{width:100%;}
  .sz-cta__btns .sz-btn{width:100%;}
  .sz-faq .accordion-button{padding:18px 46px 18px 24px;font-size:15.5px;}
  .sz-faq .accordion-body{padding:2px 24px 20px;}
}
@media (max-width:575.98px){
  .sz-footer__grid{grid-template-columns:minmax(0,1fr);}
  .sz-footer__bar .container{justify-content:flex-start;}
  .sz-logo__text{font-size:17px;}
  .sz-thumb{flex:0 0 180px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}