/* roulang page: index */
:root{
  --c-brand:#B02135;
  --c-brand-deep:#7A1424;
  --c-brand-dark:#4A0C17;
  --c-brand-soft:rgba(176,33,53,.08);
  --c-accent:#0F8A6A;
  --c-accent-deep:#0B6B52;
  --c-highlight:#C8E64B;
  --c-ink:#16181D;
  --c-ink-2:#5A6070;
  --c-bg:#F7F6F3;
  --c-surface:#FFFFFF;
  --c-line:#E6E3DD;
  --grad-brand:linear-gradient(135deg,#B02135 0%,#7A1424 60%,#4A0C17 100%);
  --grad-accent:linear-gradient(120deg,#0F8A6A,#0B6B52);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(22,24,29,.06),0 8px 24px rgba(22,24,29,.06);
  --sh-2:0 12px 32px rgba(176,33,53,.16);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
}
img{max-width:100%;display:block;border-radius:var(--r-md)}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease}
a:hover{color:var(--c-brand)}
h1,h2,h3,h4{margin:0 0 .55em;line-height:1.3;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1.05em}
ul{margin:0;padding:0;list-style:none}
button{font:inherit}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:8px}
.shell{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--tint{background:#fff}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head h2{font-size:clamp(22px,2.6vw,32px);position:relative;padding-left:16px;margin-bottom:.5em}
.sec-head h2::before{content:"";position:absolute;left:0;top:.16em;width:5px;height:1em;border-radius:3px;background:var(--grad-brand)}
.sec-head p{color:var(--c-ink-2);margin:0}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:.06em;color:var(--c-brand);font-weight:600;background:var(--c-brand-soft);border-radius:var(--r-pill);padding:5px 14px;margin-bottom:16px}

/* ---------- 顶部细条 ---------- */
.topbar{background:var(--c-brand-deep);color:rgba(255,255,255,.84);font-size:13px}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:38px}
.topbar__inner a{color:#fff;font-weight:500}
.topbar__inner a:hover{color:var(--c-highlight)}
.topbar__right{display:flex;align-items:center;gap:18px}

/* ---------- 主导航 ---------- */
.mainnav{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);border-bottom:1px solid var(--c-line)}
.mainnav__inner{position:relative;display:flex;align-items:center;gap:20px;min-height:78px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand__mark{width:42px;height:42px;border-radius:13px;background:var(--grad-brand);display:grid;place-items:center;flex:0 0 auto;box-shadow:0 6px 16px rgba(122,20,36,.28)}
.brand__mark svg{width:22px;height:22px;color:#fff}
.brand__text{font-weight:800;font-size:17px;line-height:1.25;color:var(--c-ink);letter-spacing:-.01em}
.brand__text span{display:block;font-size:11px;font-weight:500;color:var(--c-ink-2);letter-spacing:.04em}
.navsearch{position:relative;flex:1 1 auto;max-width:460px;margin:0 auto}
.navsearch label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.navsearch input{width:100%;height:46px;border-radius:var(--r-pill);border:1.5px solid var(--c-line);background:#F2F0EC;padding:0 116px 0 44px;font-size:14px;color:var(--c-ink);transition:border-color .2s,box-shadow .2s,background .2s}
.navsearch input::placeholder{color:#959AA6}
.navsearch input:focus{outline:none;border-color:var(--c-brand);background:#fff;box-shadow:0 0 0 4px var(--c-brand-soft)}
.navsearch .navsearch__icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--c-brand);pointer-events:none}
.navsearch button{position:absolute;right:5px;top:5px;height:36px;min-width:88px;padding:0 18px;border:0;border-radius:var(--r-pill);background:var(--grad-brand);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .24s}
.navsearch button:hover{transform:translateY(-1px);box-shadow:var(--sh-2)}
.navlinks{display:flex;align-items:center;gap:2px;flex:0 0 auto}
.navlinks a{display:block;padding:9px 13px;border-radius:var(--r-pill);font-size:15px;font-weight:500;color:var(--c-ink-2);white-space:nowrap}
.navlinks a:hover{background:var(--c-brand-soft);color:var(--c-brand)}
.navlinks a.is-active{background:var(--c-brand-soft);color:var(--c-brand);font-weight:700}
.navtoggle{display:none;width:46px;height:46px;border-radius:var(--r-sm);border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center;cursor:pointer}
.navtoggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;position:relative}
.navtoggle span::before,.navtoggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.navtoggle span::before{top:-6px}
.navtoggle span::after{top:6px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:11px 26px;border-radius:var(--r-sm);font-size:15px;font-weight:600;border:1.5px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .24s ease,background .2s ease,color .2s ease}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 8px 20px rgba(122,20,36,.22)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 8px rgba(0,0,0,.2)}
.btn-ghost{background:#fff;border-color:var(--c-brand);color:var(--c-brand)}
.btn-ghost:hover{background:var(--c-brand-soft);color:var(--c-brand)}
.btn-light{background:#fff;color:var(--c-brand-deep);box-shadow:var(--sh-1)}
.btn-light:hover{color:var(--c-brand-deep);transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.18)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.7);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.14);color:#fff}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-brand);font-size:15px}
.link-arrow::after{content:"→";transition:transform .2s}
.link-arrow:hover::after{transform:translateX(4px)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--grad-brand);color:#fff;padding:66px 0 0;overflow:hidden}
.hero__bg{position:absolute;inset:0;background:url(/assets/images/backpic/back-2.webp) center/cover no-repeat;opacity:.17;pointer-events:none}
.hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;padding-bottom:56px}
.hero__eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.05em;color:#fff;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);border-radius:var(--r-pill);padding:5px 15px;margin-bottom:20px}
.hero h1{font-size:clamp(28px,3.9vw,44px);font-weight:800;line-height:1.22;color:#fff;margin-bottom:.5em}
.hero__lead{font-size:17px;color:rgba(255,255,255,.88);max-width:560px;margin-bottom:28px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero__points{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;color:rgba(255,255,255,.86)}
.hero__points li{display:flex;align-items:center;gap:8px}
.hero__points li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-highlight);flex:0 0 auto}
.hero__media{position:relative}
.hero__media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-lg);box-shadow:0 26px 60px rgba(0,0,0,.34)}
.hero__badge{position:absolute;left:-14px;bottom:22px;background:#fff;color:var(--c-ink);border-radius:var(--r-md);padding:14px 20px;box-shadow:var(--sh-1);display:flex;align-items:center;gap:12px}
.hero__badge strong{display:block;font-size:22px;font-weight:800;color:var(--c-accent);font-variant-numeric:tabular-nums;line-height:1.1}
.hero__badge span{font-size:12px;color:var(--c-ink-2)}

/* ---------- 数据徽章带 ---------- */
.statbar{position:relative;z-index:3;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding-bottom:56px}
.stat{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:20px 22px;box-shadow:var(--sh-1);transition:transform .24s ease,box-shadow .24s ease}
.stat:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.stat__num{font-size:30px;font-weight:800;color:var(--c-brand);line-height:1.1;font-variant-numeric:tabular-nums}
.stat__num em{font-style:normal;font-size:16px;margin-left:2px}
.stat__label{font-size:13px;color:var(--c-ink-2);margin-top:6px}

/* ---------- 痛点 / 价值区 ---------- */
.pain-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}
.pain-main{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column}
.pain-main figure{margin:0;position:relative;aspect-ratio:16/8;overflow:hidden}
.pain-main figure img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease}
.pain-main:hover figure img{transform:scale(1.03)}
.pain-main__body{padding:28px 30px 30px}
.pain-main__body h3{font-size:22px}
.pain-main__body p{color:var(--c-ink-2);margin-bottom:18px}
.pain-side{display:grid;gap:24px}
.mini-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:26px;box-shadow:var(--sh-1);transition:transform .24s ease,box-shadow .24s ease}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.mini-card h3{font-size:18px;margin-bottom:.4em}
.mini-card p{color:var(--c-ink-2);font-size:15px;margin:0}
.chip{display:inline-block;font-size:12px;font-weight:600;border-radius:6px;padding:4px 10px;background:var(--c-brand-soft);color:var(--c-brand);margin-bottom:14px}
.chip--accent{background:rgba(15,138,106,.1);color:var(--c-accent-deep)}

/* ---------- 分类卡组 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cat-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;transition:transform .26s ease,box-shadow .26s ease}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);color:inherit}
.cat-card figure{margin:0;aspect-ratio:16/10;overflow:hidden;position:relative}
.cat-card figure img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease}
.cat-card:hover figure img{transform:scale(1.04)}
.cat-card__tag{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);color:var(--c-brand);font-size:12px;font-weight:700;border-radius:var(--r-pill);padding:5px 12px}
.cat-card__body{padding:24px 26px 28px;display:flex;flex-direction:column;flex:1 1 auto}
.cat-card__body h3{font-size:20px}
.cat-card__body p{color:var(--c-ink-2);font-size:15px;flex:1 1 auto;margin-bottom:16px}
.cat-card__body .link-arrow{font-size:14px}

/* ---------- 流程区 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:30px 26px 26px;box-shadow:var(--sh-1)}
.step::before{counter-increment:step;content:"0" counter(step);display:block;font-size:14px;font-weight:800;color:var(--c-brand);letter-spacing:.1em;margin-bottom:12px}
.step h3{font-size:18px}
.step p{color:var(--c-ink-2);font-size:15px;margin:0}
.progress-track{height:8px;border-radius:var(--r-pill);background:rgba(176,33,53,.12);overflow:hidden;margin-top:18px}
.progress-track span{display:block;height:100%;border-radius:var(--r-pill);background:var(--grad-brand)}

/* ---------- 数据报告 ---------- */
.report{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.matrix div{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1)}
.matrix strong{display:block;font-size:34px;font-weight:800;color:var(--c-ink);font-variant-numeric:tabular-nums;line-height:1.1}
.matrix small{display:inline-block;margin-top:8px;font-size:12px;font-weight:600;color:var(--c-accent-deep);background:rgba(15,138,106,.1);border-radius:var(--r-pill);padding:3px 10px}
.matrix p{font-size:13px;color:var(--c-ink-2);margin:10px 0 0}
.bar-row{margin-top:22px}
.bar-row__head{display:flex;justify-content:space-between;font-size:14px;color:var(--c-ink-2);margin-bottom:8px}
.bar-row__head strong{color:var(--c-ink);font-variant-numeric:tabular-nums}

/* ---------- 证言 ---------- */
.quote-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:34px 36px;height:100%}
.quote-card__mark{font-size:42px;line-height:1;color:var(--c-brand);opacity:.25;font-weight:800}
.quote-card p{font-size:16px;color:var(--c-ink);margin:6px 0 22px}
.quote-card__who{display:flex;align-items:center;gap:14px}
.avatar{width:46px;height:46px;border-radius:50%;background:var(--grad-accent);color:#fff;display:grid;place-items:center;font-weight:700;font-size:16px;flex:0 0 auto}
.quote-card__who strong{display:block;font-size:15px}
.quote-card__who span{font-size:13px;color:var(--c-ink-2)}
#quotes{padding-bottom:56px}
#quotes .carousel-indicators{position:static;margin:26px 0 0;gap:8px}
#quotes .carousel-indicators [data-bs-target]{width:10px;height:10px;border:0;border-radius:50%;background:var(--c-brand);opacity:.28;margin:0}
#quotes .carousel-indicators .active{opacity:1}
#quotes .carousel-item{height:auto}

/* ---------- 最新信息 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1);transition:transform .24s ease,box-shadow .24s ease}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.post-card__title{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card__title:hover{color:var(--c-brand)}
.post-card__desc{font-size:14px;color:var(--c-ink-2);flex:1 1 auto;margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card__meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--c-ink-2);border-top:1px solid var(--c-line);padding-top:14px}
.post-card__meta .chip{margin:0;font-weight:600}
.empty-state{background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-md);padding:46px 24px;text-align:center;color:var(--c-ink-2)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px}
.accordion-item{border:0;border-bottom:1px solid var(--c-line);background:transparent}
.accordion-item:first-child{border-top:1px solid var(--c-line)}
.accordion-button{background:transparent;color:var(--c-ink);font-size:17px;font-weight:700;padding:22px 46px 22px 18px;box-shadow:none;border-radius:0 !important;line-height:1.55}
.accordion-button::after{width:14px;height:14px;background-size:14px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%23B02135' d='M8 11.6 2.2 5.9l1.1-1.1L8 9.4l4.7-4.6 1.1 1.1z'/%3E%3C/svg%3E")}
.accordion-button:not(.collapsed){color:var(--c-brand);background:var(--c-brand-soft)}
.accordion-button:focus{box-shadow:none;border-color:transparent}
.accordion-body{padding:4px 46px 26px 18px;color:var(--c-ink-2);font-size:15px}

/* ---------- 底部 CTA ---------- */
.cta-band{position:relative;background:var(--grad-brand);border-radius:24px;overflow:hidden;color:#fff;padding:56px 56px;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.cta-band::after{content:"";position:absolute;inset:0;background:url(/assets/images/backpic/back-3.webp) center/cover no-repeat;opacity:.16;pointer-events:none}
.cta-band__body{position:relative;z-index:2}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,32px)}
.cta-band p{color:rgba(255,255,255,.88);max-width:520px}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:8px}
.cta-band__media{position:relative;z-index:2;display:flex;justify-content:flex-end;gap:16px}
.cta-band__media img{width:min(260px,100%);aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-md);box-shadow:0 18px 40px rgba(0,0,0,.3)}

/* ---------- 页脚 ---------- */
.site-footer{background:#1A1C22;color:rgba(255,255,255,.72);margin-top:88px;padding-top:64px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:46px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand__mark{box-shadow:none}
.site-footer h3{font-size:15px;color:#fff;font-weight:700;margin-bottom:16px}
.site-footer p{color:rgba(255,255,255,.6);line-height:1.8}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.72)}
.footer-links a:hover{color:#F0A0AC}
.footer-search{position:relative;margin-top:14px}
.footer-search input{width:100%;height:44px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.07);color:#fff;padding:0 90px 0 14px;font-size:14px}
.footer-search input::placeholder{color:rgba(255,255,255,.45)}
.footer-search input:focus{outline:none;border-color:#F0A0AC;background:rgba(255,255,255,.12)}
.footer-search button{position:absolute;right:5px;top:5px;height:34px;padding:0 16px;border:0;border-radius:9px;background:var(--c-brand);color:#fff;font-size:13px;font-weight:600;cursor:pointer}
.footer-search button:hover{background:var(--c-brand-deep)}
.social{display:flex;gap:10px;margin-top:18px}
.social a{width:38px;height:38px;border-radius:11px;background:rgba(255,255,255,.08);display:grid;place-items:center;color:#fff}
.social a:hover{background:var(--c-brand)}
.social svg{width:17px;height:17px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .shell{padding:0 20px}
  .hero__inner{gap:36px}
  .report{gap:36px}
  .footer-grid{gap:28px}
}
@media (max-width:1100px){
  .navtoggle{display:inline-flex;order:2;margin-left:auto}
  .navcta{display:none}
  .mainnav__inner{flex-wrap:wrap;min-height:auto;padding:12px 0 14px;row-gap:10px}
  .brand{order:1}
  .navsearch{order:3;flex-basis:100%;max-width:none;margin:0}
  .navsearch input{height:44px;padding-right:110px}
  .navlinks{display:none;position:absolute;top:100%;left:0;right:0;z-index:70;background:#fff;flex-direction:column;align-items:stretch;gap:2px;padding:14px 20px 22px;border-bottom:1px solid var(--c-line);box-shadow:0 18px 34px rgba(22,24,29,.1)}
  .navlinks.is-open{display:flex}
  .navlinks a{padding:13px 14px;border-radius:var(--r-sm);font-size:16px}
  .hero{padding-top:48px}
  .hero__inner{grid-template-columns:1fr;gap:34px}
  .hero__media img{aspect-ratio:16/9}
  .hero__badge{left:14px;bottom:14px}
  .statbar{grid-template-columns:repeat(2,1fr)}
  .pain-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .report{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;padding:44px 34px}
  .cta-band__media{justify-content:flex-start}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767px){
  .section{padding:52px 0}
  .shell{padding:0 18px}
  .topbar__inner{height:auto;padding:8px 0;font-size:12px;flex-direction:column;align-items:flex-start;gap:2px}
  .topbar__right{gap:12px}
  .brand__text{font-size:15px}
  .brand__text span{display:none}
  .hero{padding-top:38px}
  .hero__inner{padding-bottom:38px}
  .hero__lead{font-size:15.5px}
  .hero__actions .btn{flex:1 1 auto}
  .statbar{grid-template-columns:1fr 1fr;gap:12px;padding-bottom:38px}
  .stat{padding:16px}
  .stat__num{font-size:24px}
  .cat-grid{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .matrix{grid-template-columns:1fr 1fr;gap:12px}
  .matrix strong{font-size:26px}
  .quote-card{padding:24px}
  .accordion-button{font-size:16px;padding:18px 40px 18px 14px}
  .accordion-body{padding:0 20px 22px 14px}
  .cta-band{padding:32px 22px;border-radius:var(--r-lg)}
  .cta-band__media img{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:34px}
  .site-footer{margin-top:52px;padding-top:44px}
  .footer-bottom{font-size:12px}
  .pain-main__body{padding:22px}
}

/* roulang page: article */
:root{
  --c-brand:#B02135;
  --c-brand-deep:#7A1424;
  --c-brand-soft:rgba(176,33,53,.08);
  --c-accent:#0F8A6A;
  --c-accent-deep:#0B6B52;
  --c-highlight:#C8E64B;
  --c-ink:#16181D;
  --c-ink-2:#5A6070;
  --c-ink-3:#8C9099;
  --c-bg:#F7F6F3;
  --c-surface:#FFFFFF;
  --c-line:#E6E3DD;
  --grad-brand:linear-gradient(135deg,#B02135 0%,#7A1424 60%,#4A0C17 100%);
  --grad-accent:linear-gradient(120deg,#0F8A6A,#0B6B52);
  --sh-1:0 1px 2px rgba(22,24,29,.06),0 8px 24px rgba(22,24,29,.06);
  --sh-hover:0 12px 32px rgba(176,33,53,.16);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shell:1200px;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-ink);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-brand);}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:6px;}

.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 24px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;border:1.5px solid transparent;
  cursor:pointer;text-decoration:none;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn.btn-primary{
  background:var(--grad-brand);color:#fff;border-color:transparent;
  box-shadow:0 8px 20px rgba(176,33,53,.22);
}
.btn.btn-primary:hover{background:var(--grad-brand);color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(176,33,53,.3);}
.btn.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.18);}
.btn.btn-ghost{background:#fff;border-color:var(--c-brand);color:var(--c-brand);}
.btn.btn-ghost:hover{background:var(--c-brand-soft);color:var(--c-brand-deep);transform:translateY(-2px);}
.btn.btn-light{background:#fff;color:var(--c-brand);border-color:#fff;}
.btn.btn-light:hover{background:#F6E9EB;color:var(--c-brand-deep);transform:translateY(-2px);}
.btn.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn.btn-outline-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

.tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;background:var(--c-brand-soft);color:var(--c-brand);
  transition:background .22s ease,color .22s ease;
}
.tag:hover{background:var(--c-brand);color:#fff;}
.tag--accent{background:rgba(15,138,106,.1);color:var(--c-accent-deep);}
.tag--accent:hover{background:var(--grad-accent);color:#fff;}

/* ============ 顶部细条 ============ */
.topbar{background:var(--c-brand-deep);color:rgba(255,255,255,.82);font-size:13px;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;}
.topbar__right{display:flex;align-items:center;gap:18px;}
.topbar a{color:#fff;opacity:.9;}
.topbar a:hover{color:#FFCBD4;opacity:1;}

/* ============ 主导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:#fff;box-shadow:0 1px 0 var(--c-line),0 6px 18px rgba(22,24,29,.04);}
.mainnav__inner{display:flex;align-items:center;gap:16px;min-height:74px;flex-wrap:nowrap;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none;}
.brand__mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:var(--grad-brand);color:#fff;flex:0 0 auto;
  box-shadow:0 6px 16px rgba(176,33,53,.24);
}
.brand__mark svg{width:22px;height:22px;}
.brand__text{display:flex;flex-direction:column;font-size:18px;font-weight:800;color:var(--c-brand);line-height:1.15;letter-spacing:-.01em;}
.brand__text span{font-size:11px;font-weight:600;color:var(--c-ink-2);letter-spacing:.1em;margin-top:2px;}

.navsearch{
  position:relative;display:flex;align-items:center;
  flex:1 1 240px;max-width:520px;height:46px;
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:999px;
  padding:0 4px 0 42px;transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.navsearch label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
.navsearch__icon{position:absolute;left:15px;width:18px;height:18px;color:var(--c-brand);pointer-events:none;}
.navsearch input{flex:1 1 auto;min-width:0;height:44px;border:0;background:transparent;outline:none;font-size:14px;color:var(--c-ink);}
.navsearch input::placeholder{color:var(--c-ink-3);}
.navsearch button{
  flex:0 0 auto;height:36px;padding:0 20px;border:0;border-radius:999px;
  background:var(--grad-brand);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease;
}
.navsearch button:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(176,33,53,.28);}
.navsearch:focus-within{border-color:var(--c-brand);background:#fff;box-shadow:0 0 0 4px rgba(176,33,53,.1);}

.navlinks{display:flex;align-items:center;gap:4px;margin-left:auto;}
.navlinks a{
  display:inline-flex;align-items:center;height:40px;padding:0 13px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--c-ink-2);
  transition:background .22s ease,color .22s ease;
}
.navlinks a:hover{color:var(--c-brand);background:var(--c-brand-soft);}
.navlinks a.is-active{color:var(--c-brand);background:var(--c-brand-soft);}
.navcta{flex:0 0 auto;height:44px;padding:0 22px;}

.navtoggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--c-line);background:#fff;position:relative;cursor:pointer;
}
.navtoggle span,
.navtoggle span::before,
.navtoggle span::after{
  position:absolute;left:50%;width:18px;height:2px;border-radius:2px;background:var(--c-ink);content:"";
  transform:translateX(-50%);transition:transform .24s ease,opacity .24s ease;
}
.navtoggle span{top:50%;margin-top:-1px;}
.navtoggle span::before{top:-6px;transform:translateX(-50%) translateX(0);}
.navtoggle span::after{top:6px;transform:translateX(-50%) translateX(0);}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;overflow:hidden;
  padding:30px 0 38px;
  background:linear-gradient(180deg,#FFFCF9 0%,var(--c-bg) 100%);
  border-bottom:1px solid var(--c-line);
}
.article-hero::after{
  content:"";position:absolute;top:0;right:0;bottom:0;width:46%;max-width:600px;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.13;pointer-events:none;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 62%);
  mask-image:linear-gradient(90deg,transparent 0%,#000 62%);
}
.article-hero .shell{position:relative;z-index:1;}

.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-2);margin-bottom:18px;}
.crumb a{color:var(--c-ink-2);}
.crumb a:hover{color:var(--c-brand);}
.crumb .sep{color:#C9C4BB;}
.crumb .current{color:var(--c-ink);font-weight:600;max-width:46ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

.article-h1{
  font-size:clamp(26px,3.4vw,42px);font-weight:800;line-height:1.26;
  letter-spacing:-.01em;max-width:940px;color:var(--c-ink);
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:22px;padding:14px 0;font-size:13px;color:var(--c-ink-2);
  border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#CFC9C0;flex:0 0 auto;}
.article-meta strong{color:var(--c-ink);font-weight:600;}

/* ============ 主布局 ============ */
.layout{
  display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);
  gap:32px;padding-top:44px;
}
.article-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);box-shadow:var(--sh-1);
  padding:40px;
}

/* ============ 正文排版 ============ */
.article-body{font-size:16.5px;line-height:1.9;color:#22252B;max-width:768px;overflow-wrap:anywhere;}
.article-body>*:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  position:relative;font-size:clamp(21px,2.2vw,27px);font-weight:700;line-height:1.42;
  margin:2em 0 .8em;padding-left:14px;color:var(--c-ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:4px;
  border-radius:4px;background:var(--grad-brand);content:"";
}
.article-body h3{font-size:19px;font-weight:700;line-height:1.5;margin:1.7em 0 .6em;color:var(--c-ink);}
.article-body h4{font-size:17px;font-weight:700;margin:1.4em 0 .5em;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:.45em 0;}
.article-body img{border-radius:var(--r-md);margin:1.3em 0;height:auto;}
.article-body figure{margin:1.4em 0;}
.article-body figcaption{font-size:13px;color:var(--c-ink-3);text-align:center;margin-top:.6em;}
.article-body a{color:var(--c-brand);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--c-brand-deep);}
.article-body blockquote{
  margin:1.5em 0;padding:16px 22px;border-left:4px solid var(--c-brand);
  background:var(--c-brand-soft);border-radius:0 var(--r-sm) var(--r-sm) 0;color:#3A3F49;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body pre{
  overflow-x:auto;background:#1D1F25;color:#E9EAEE;border-radius:var(--r-md);
  padding:18px 20px;font-size:14px;line-height:1.7;margin:1.4em 0;
}
.article-body code{font-size:.94em;background:#F1EEE9;padding:2px 6px;border-radius:6px;}
.article-body pre code{background:transparent;padding:0;color:inherit;}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.4em 0;}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:11px 13px;text-align:left;vertical-align:top;}
.article-body th{background:#F3F1ED;font-weight:700;}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:2em 0;}

/* 正文内联小结条 */
.body-note{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;
  margin:1.8em 0;padding:18px;border-radius:var(--r-md);
  background:#FCFAF7;border:1px solid var(--c-line);
}
.body-note div{text-align:center;}
.body-note b{display:block;font-size:24px;font-weight:800;color:var(--c-brand);font-variant-numeric:tabular-nums;line-height:1.2;}
.body-note span{font-size:13px;color:var(--c-ink-2);}

.empty-state{display:flex;flex-direction:column;align-items:flex-start;gap:20px;padding:12px 0 6px;}
.empty-state__text{font-size:16px;color:var(--c-ink-2);max-width:52ch;line-height:1.85;}
.empty-state__mark{
  width:56px;height:56px;border-radius:18px;display:grid;place-items:center;
  background:var(--c-brand-soft);color:var(--c-brand);
}
.empty-state__mark svg{width:26px;height:26px;}

/* ============ 文章底部操作区 ============ */
.article-foot{margin-top:36px;padding-top:26px;border-top:1px solid var(--c-line);display:flex;flex-direction:column;gap:22px;}
.foot-label{font-size:13px;font-weight:700;color:var(--c-ink-2);letter-spacing:.04em;}
.tagrow{display:flex;flex-wrap:wrap;gap:9px;}
.foot-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.backlink{font-size:14px;font-weight:600;color:var(--c-brand);display:inline-flex;align-items:center;gap:6px;}
.backlink:hover{text-decoration:underline;text-underline-offset:3px;}

/* ============ 侧边栏 ============ */
.sidebar__sticky{display:flex;flex-direction:column;gap:22px;position:sticky;top:100px;}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);box-shadow:var(--sh-1);padding:22px;
}
.side-card h3{
  position:relative;font-size:16px;font-weight:700;color:var(--c-ink);
  padding-left:13px;margin-bottom:16px;line-height:1.4;
}
.side-card h3::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;
  border-radius:4px;background:var(--grad-brand);
}
.side-media{border-radius:var(--r-sm);overflow:hidden;aspect-ratio:16/10;background:#EFEDE8;margin-bottom:14px;}
.side-media img{width:100%;height:100%;object-fit:cover;}
.side-note{font-size:13.5px;color:var(--c-ink-2);line-height:1.8;}

.side-list li+li{border-top:1px solid var(--c-line);}
.side-list a{display:flex;align-items:flex-start;gap:10px;padding:12px 0;font-size:14.5px;color:var(--c-ink-2);line-height:1.6;}
.side-list a:hover{color:var(--c-brand);}
.side-list .idx{
  flex:0 0 auto;width:22px;height:22px;border-radius:8px;display:grid;place-items:center;
  font-size:12px;font-weight:700;background:var(--c-brand-soft);color:var(--c-brand);margin-top:1px;
}
.side-list a:hover .idx{background:var(--c-brand);color:#fff;}

/* ============ 板块 ============ */
.section{padding:64px 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;}
.section-head h2{
  position:relative;font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.35;padding-left:14px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.26em;bottom:.26em;width:4px;
  border-radius:4px;background:var(--grad-brand);
}
.section-head p{font-size:14.5px;color:var(--c-ink-2);max-width:56ch;}

/* ============ 卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.pcard{
  display:flex;flex-direction:column;height:100%;overflow:hidden;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);box-shadow:var(--sh-1);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(176,33,53,.28);}
.pcard__media{aspect-ratio:16/9;overflow:hidden;background:#EFEDE8;}
.pcard__media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.pcard:hover .pcard__media img{transform:scale(1.04);}
.pcard__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.pcard__body h3{font-size:17px;font-weight:700;line-height:1.5;color:var(--c-ink);}
.pcard:hover .pcard__body h3{color:var(--c-brand);}
.pcard__body p{
  font-size:14px;color:var(--c-ink-2);line-height:1.72;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.pcard__meta{margin-top:auto;padding-top:12px;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--c-ink-3);}

/* ============ 底部 CTA ============ */
.cta-band{padding:0 0 72px;}
.cta-inner{
  position:relative;overflow:hidden;border-radius:24px;padding:46px;
  background:var(--grad-brand);color:#fff;
  display:grid;grid-template-columns:1.5fr .9fr;gap:28px;align-items:center;
  box-shadow:0 18px 44px rgba(122,20,36,.26);
}
.cta-inner::after{
  content:"";position:absolute;right:-70px;bottom:-90px;width:340px;height:340px;
  border-radius:50%;background:rgba(255,255,255,.07);pointer-events:none;
}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.35;margin-bottom:12px;}
.cta-inner p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.86);max-width:52ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;position:relative;z-index:1;}

/* ============ 页脚 ============ */
.site-footer{background:#191B21;color:#C9CCD4;padding:64px 0 0;font-size:14px;line-height:1.8;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.25fr;gap:36px;padding-bottom:46px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.site-footer h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:#C9CCD4;}
.footer-links a:hover{color:#F0889A;}
.site-footer p{color:#A6AAB4;font-size:13.5px;max-width:34ch;}
.social{display:flex;gap:10px;margin-top:18px;}
.social a{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);color:#fff;
  transition:background .22s ease,transform .22s ease;
}
.social a:hover{background:var(--c-brand);color:#fff;transform:translateY(-2px);}
.social svg{width:18px;height:18px;}
.footer-search{display:flex;gap:8px;margin-top:14px;}
.footer-search input{
  flex:1 1 auto;min-width:0;height:46px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);
  color:#fff;padding:0 14px;font-size:14px;outline:none;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.footer-search input::placeholder{color:#8B8F99;}
.footer-search input:focus{border-color:var(--c-brand);box-shadow:0 0 0 4px rgba(176,33,53,.22);}
.footer-search button{
  flex:0 0 auto;height:46px;padding:0 18px;border:0;border-radius:var(--r-sm);
  background:var(--grad-brand);color:#fff;font-weight:600;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease;
}
.footer-search button:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(176,33,53,.36);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:#8B8F99;
}
.footer-bottom a{color:#8B8F99;}
.footer-bottom a:hover{color:#F0889A;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .layout{gap:26px;}
  .article-card{padding:32px;}
  .article-body{max-width:none;}
}
@media (max-width:1099px){
  .mainnav__inner{flex-wrap:wrap;padding:12px 0;gap:12px;}
  .brand{order:1;}
  .navcta{order:2;margin-left:auto;}
  .navtoggle{display:block;order:3;}
  .navsearch{order:4;flex:1 1 100%;max-width:none;margin-top:4px;}
  .navlinks{
    order:5;display:none;flex:1 1 100%;flex-direction:column;align-items:stretch;
    gap:2px;margin:6px 0 0;padding-top:10px;border-top:1px solid var(--c-line);
  }
  .navlinks.is-open{display:flex;}
  .navlinks a{height:auto;padding:13px 14px;font-size:15px;border-radius:var(--r-sm);}
  .sidebar__sticky{position:static;}
}
@media (max-width:991px){
  .layout{grid-template-columns:1fr;padding-top:32px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-inner{grid-template-columns:1fr;padding:34px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .article-hero::after{width:60%;opacity:.1;}
  .section{padding:52px 0;}
}
@media (max-width:767px){
  .shell{padding:0 18px;}
  .article-hero{padding:22px 0 28px;}
  .article-card{padding:22px;border-radius:var(--r-md);}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{padding-left:12px;}
  .topbar__inner{min-height:34px;font-size:12.5px;}
  .topbar__inner>span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:70%;}
  .topbar__right span{display:none;}
  .crumb .current{white-space:normal;}
  .section{padding:44px 0;}
  .cta-band{padding-bottom:56px;}
  .body-note{grid-template-columns:1fr;gap:10px;}
  .body-note div{display:flex;align-items:baseline;justify-content:space-between;text-align:left;}
}
@media (max-width:560px){
  .card-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .btn{width:100%;}
  .cta-actions{width:100%;}
  .navcta{height:42px;padding:0 16px;font-size:14px;}
  .brand__text{font-size:16px;}
  .navsearch button{padding:0 16px;}
}

/* roulang page: category1 */
:root{
  --c-brand:#B02135;
  --c-brand-deep:#7A1424;
  --c-brand-dark:#4A0C17;
  --c-accent:#0F8A6A;
  --c-accent-deep:#0B6B52;
  --c-highlight:#C8E64B;
  --c-ink:#16181D;
  --c-ink-2:#5A6070;
  --c-bg:#F7F6F3;
  --c-surface:#FFFFFF;
  --c-line:#E6E3DD;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --sh-1:0 1px 2px rgba(22,24,29,.06),0 8px 24px rgba(22,24,29,.06);
  --sh-2:0 12px 32px rgba(176,33,53,.16);
  --grad-brand:linear-gradient(135deg,#B02135 0%,#7A1424 60%,#4A0C17 100%);
  --grad-accent:linear-gradient(120deg,#0F8A6A,#0B6B52);
  --header-h:114px;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .22s ease;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:rgba(176,33,53,.16);}

a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--c-brand);
  outline-offset:2px;
  border-radius:6px;
}

/* ---------- 容器 ---------- */
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- 顶部细条 ---------- */
.topbar{background:var(--c-brand-deep);color:#F2E2E5;font-size:13px;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;flex-wrap:wrap;}
.topbar__right{display:flex;align-items:center;gap:18px;}
.topbar a{color:#fff;font-weight:500;border-bottom:1px solid rgba(255,255,255,.42);line-height:1.6;}
.topbar a:hover{color:var(--c-highlight);border-color:var(--c-highlight);}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;}
.mainnav{background:#fff;border-bottom:1px solid var(--c-line);box-shadow:0 6px 22px rgba(22,24,29,.05);}
.mainnav__inner{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px;}

.brand{display:flex;align-items:center;gap:12px;order:1;flex:0 0 auto;}
.brand__mark{
  width:42px;height:42px;border-radius:13px;flex:0 0 auto;
  background:var(--grad-brand);color:#fff;display:grid;place-items:center;
  box-shadow:0 6px 16px rgba(176,33,53,.28);
}
.brand__mark svg{width:23px;height:23px;}
.brand__text{
  display:flex;flex-direction:column;font-size:17.5px;font-weight:800;
  color:var(--c-brand);line-height:1.15;
}
.brand__text span{font-size:10.5px;font-weight:600;color:var(--c-ink-2);letter-spacing:.13em;margin-top:3px;}

.navsearch{position:relative;order:2;flex:1 1 260px;max-width:520px;display:flex;align-items:center;}
.navsearch label{
  position:absolute;width:1px;height:1px;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;
}
.navsearch input{
  width:100%;height:46px;border-radius:999px;border:1.5px solid var(--c-line);
  background:var(--c-bg);padding:0 112px 0 46px;font-size:14.5px;color:var(--c-ink);
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.navsearch input::placeholder{color:#9AA0AE;}
.navsearch input:focus{outline:none;border-color:var(--c-brand);background:#fff;box-shadow:0 0 0 4px rgba(176,33,53,.12);}
.navsearch__icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--c-brand);pointer-events:none;}
.navsearch button{
  position:absolute;right:5px;top:5px;height:36px;padding:0 20px;border:none;border-radius:999px;
  background:var(--grad-brand);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background .22s ease,transform .22s ease;
}
.navsearch button:hover{background:linear-gradient(135deg,#7A1424,#4A0C17);transform:translateY(-1px);}
.navsearch button:active{transform:translateY(0);}

.navlinks{order:3;display:flex;align-items:center;gap:4px;margin:0;padding:0;}
.navlinks a{
  display:block;position:relative;padding:9px 12px;border-radius:10px;
  font-size:14.5px;font-weight:600;color:var(--c-ink);white-space:nowrap;
  transition:background .22s ease,color .22s ease;
}
.navlinks a:hover{background:rgba(176,33,53,.07);color:var(--c-brand);}
.navlinks a.is-active{background:rgba(176,33,53,.08);color:var(--c-brand);}
.navlinks a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  border-radius:2px;background:var(--c-brand);
}

.navcta{order:4;flex:0 0 auto;}

.navtoggle{
  order:5;display:none;width:46px;height:46px;padding:0;margin-left:auto;
  border:1.5px solid var(--c-line);border-radius:12px;background:#fff;
  place-items:center;cursor:pointer;transition:border-color .22s ease;
}
.navtoggle:hover{border-color:rgba(176,33,53,.45);}
.navtoggle span{display:block;position:relative;width:20px;height:2px;border-radius:2px;background:var(--c-ink);}
.navtoggle span::before,.navtoggle span::after{
  content:"";position:absolute;left:0;width:20px;height:2px;border-radius:2px;background:var(--c-ink);
  transition:transform .22s ease;
}
.navtoggle span::before{top:-6px;}
.navtoggle span::after{top:6px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 26px;border-radius:12px;border:1.5px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background .24s ease,color .24s ease,transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 8px 20px rgba(176,33,53,.24);}
.btn-primary:hover{background:linear-gradient(135deg,#7A1424,#4A0C17);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(176,33,53,.3) inset;}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.62);}
.btn-ghost:hover{background:rgba(255,255,255,.26);color:#fff;transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--c-brand);border-color:var(--c-brand);}
.btn-outline:hover{background:rgba(176,33,53,.08);color:var(--c-brand-deep);transform:translateY(-2px);}
.btn-soft{background:rgba(176,33,53,.08);color:var(--c-brand);}
.btn-soft:hover{background:rgba(176,33,53,.15);color:var(--c-brand-deep);}

/* ---------- Hero ---------- */
.page-hero{position:relative;background:var(--grad-brand);color:#fff;overflow:hidden;padding:54px 0 62px;}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(620px 320px at 84% 8%,rgba(200,230,75,.18),transparent 68%),
             radial-gradient(520px 260px at 6% 96%,rgba(15,138,106,.22),transparent 70%);
}
.page-hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:44px;align-items:center;}
.page-hero h1{
  font-size:clamp(26px,3.4vw,40px);font-weight:800;line-height:1.24;
  color:#fff;margin:16px 0 14px;
}
.page-hero p{font-size:16.5px;line-height:1.78;color:rgba(255,255,255,.9);max-width:600px;margin:0 0 26px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:9px;padding:6px 15px;border-radius:999px;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.hero-tag::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-highlight);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.page-hero__pic{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:0 26px 50px rgba(0,0,0,.3);}
.page-hero__pic img{width:100%;height:282px;object-fit:cover;}
.page-hero__pic::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(176,33,53,.52),rgba(74,12,23,.18));}

/* ---------- 数据徽章带 ---------- */
.statbar{margin-top:-34px;position:relative;z-index:6;}
.statbar__inner{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:22px 26px;
}
.stat{display:flex;flex-direction:column;gap:2px;padding-left:18px;border-left:3px solid rgba(176,33,53,.18);}
.stat:first-child{border-left-color:transparent;padding-left:0;}
.stat b{font-size:clamp(22px,2.4vw,30px);font-weight:800;color:var(--c-brand);line-height:1.1;font-variant-numeric:tabular-nums;}
.stat span{font-size:13px;color:var(--c-ink-2);line-height:1.6;}

/* ---------- 面包屑 ---------- */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:22px 0 0;font-size:13px;color:var(--c-ink-2);}
.crumbs a{color:var(--c-ink-2);}
.crumbs a:hover{color:var(--c-brand);text-decoration:underline;text-underline-offset:3px;}
.crumbs .sep{color:#C6C2B9;}
.crumbs .now{color:#8C9099;}

/* ---------- 主体布局 ---------- */
.cat-layout{
  display:grid;grid-template-columns:minmax(0,296px) minmax(0,1fr);
  gap:36px;align-items:start;padding:46px 0 0;
}
.cat-side{position:sticky;top:calc(var(--header-h) + 16px);display:flex;flex-direction:column;gap:18px;}
.cat-main{min-width:0;display:flex;flex-direction:column;gap:52px;}
.anchor-target{scroll-margin-top:calc(var(--header-h) + 24px);}

.side-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-1);}
.side-card h3{font-size:15px;font-weight:700;line-height:1.4;margin:0 0 14px;padding-left:12px;position:relative;}
.side-card h3::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:4px;border-radius:2px;background:var(--c-brand);}
.side-card p{font-size:14px;color:var(--c-ink-2);line-height:1.75;}
.side-card--accent{background:linear-gradient(160deg,#FFF7F8,#FFFFFF 62%);border-color:rgba(176,33,53,.18);}
.side-card--accent .btn{width:100%;margin-top:6px;}

.anchor-list{display:flex;flex-direction:column;}
.anchor-list li+li{border-top:1px solid var(--c-line);}
.anchor-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 2px;font-size:14.5px;font-weight:500;color:var(--c-ink-2);
}
.anchor-list a::after{content:"→";font-size:13px;color:#C6C2B9;transition:transform .22s ease,color .22s ease;}
.anchor-list a:hover{color:var(--c-brand);}
.anchor-list a:hover::after{color:var(--c-brand);transform:translateX(3px);}

/* ---------- 区块标题 ---------- */
.block-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:22px;}
.block-head h2{position:relative;padding-left:14px;font-size:clamp(21px,2.4vw,29px);font-weight:700;line-height:1.32;}
.block-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--c-brand);}
.block-head p{margin:0;font-size:14px;color:var(--c-ink-2);}
.lead-text{font-size:15.5px;color:var(--c-ink-2);line-height:1.85;margin:-8px 0 22px;max-width:780px;}

/* ---------- 清单型条目 ---------- */
.entry-list{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;
}
.entry{
  display:flex;gap:18px;align-items:flex-start;
  padding:22px 26px;border-bottom:1px solid var(--c-line);
  transition:background .24s ease;
}
.entry:last-child{border-bottom:none;}
.entry:hover{background:#FCFAF8;}
.entry__idx{
  flex:0 0 auto;width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:rgba(176,33,53,.08);color:var(--c-brand);
  font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
  transition:background .24s ease,color .24s ease;
}
.entry:hover .entry__idx{background:var(--grad-brand);color:#fff;}
.entry__body{min-width:0;flex:1 1 auto;}
.entry__title{display:block;font-size:17px;font-weight:700;color:var(--c-ink);margin-bottom:5px;line-height:1.5;}
.entry__desc{display:block;font-size:14.5px;color:var(--c-ink-2);line-height:1.72;}
.entry__meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:11px;}

.tag{
  display:inline-flex;align-items:center;padding:3px 10px;border-radius:6px;
  background:rgba(176,33,53,.08);color:var(--c-brand);
  font-size:12px;font-weight:600;line-height:1.6;white-space:nowrap;
}
.tag--green{background:rgba(15,138,106,.1);color:var(--c-accent-deep);}
.tag--line{background:transparent;border:1px solid var(--c-line);color:var(--c-ink-2);}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.step{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--sh-1);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(176,33,53,.28);}
.step__num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:38px;padding:0 12px;margin-bottom:14px;
  border-radius:12px;background:var(--grad-accent);color:#fff;
  font-size:13.5px;font-weight:800;font-variant-numeric:tabular-nums;
}
.step h3{font-size:16.5px;font-weight:700;margin:0 0 8px;line-height:1.5;}
.step p{margin:0;font-size:14px;color:var(--c-ink-2);line-height:1.72;}

/* ---------- FAQ ---------- */
.faq .accordion-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md)!important;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1);
}
.faq .accordion-header{margin:0;}
.faq .accordion-button{
  position:relative;width:100%;background:#fff;color:var(--c-ink);
  font-size:16px;font-weight:700;line-height:1.6;
  padding:18px 56px 18px 24px;border:none;border-radius:0!important;box-shadow:none!important;
}
.faq .accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;
  border-radius:0 3px 3px 0;background:transparent;transition:background .22s ease;
}
.faq .accordion-button:not(.collapsed){background:rgba(176,33,53,.05);color:var(--c-brand);}
.faq .accordion-button:not(.collapsed)::before{background:var(--c-brand);}
.faq .accordion-button::after{
  width:22px;height:22px;background-size:22px;background-position:center;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23B02135' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  transition:transform .28s ease;
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(180deg);}
.faq .accordion-body{padding:4px 24px 22px;font-size:14.8px;color:var(--c-ink-2);line-height:1.82;}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;background:var(--grad-brand);
  color:#fff;padding:46px 48px;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);
  gap:34px;align-items:center;box-shadow:0 24px 48px rgba(122,20,36,.24);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(420px 220px at 92% 6%,rgba(200,230,75,.2),transparent 70%);
}
.cta-band h2{position:relative;z-index:2;font-size:clamp(21px,2.5vw,28px);font-weight:800;color:#fff;line-height:1.35;margin:0 0 12px;}
.cta-band p{position:relative;z-index:2;font-size:15.5px;line-height:1.78;color:rgba(255,255,255,.88);margin:0 0 24px;max-width:560px;}
.cta-band__actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;}
.cta-band__pic{position:relative;z-index:2;border-radius:18px;overflow:hidden;box-shadow:0 20px 40px rgba(0,0,0,.26);}
.cta-band__pic img{width:100%;height:200px;object-fit:cover;}

/* ---------- 相关分类 ---------- */
.related{display:flex;flex-wrap:wrap;gap:12px;}
.chip{
  display:inline-flex;align-items:center;gap:9px;min-height:44px;padding:10px 20px;
  border-radius:999px;background:#fff;border:1px solid var(--c-line);
  font-size:14.5px;font-weight:600;color:var(--c-ink);box-shadow:var(--sh-1);
  transition:transform .24s ease,box-shadow .24s ease,color .24s ease,border-color .24s ease;
}
.chip::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--c-highlight);flex:0 0 auto;}
.chip:hover{color:var(--c-brand);border-color:rgba(176,33,53,.4);transform:translateY(-2px);box-shadow:var(--sh-2);}

/* ---------- 页脚 ---------- */
.site-footer{background:#1A1C22;color:#A9AFBB;margin-top:84px;padding:64px 0 0;border-top:3px solid var(--c-brand);font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:38px;padding-bottom:46px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand__mark{width:40px;height:40px;box-shadow:none;}
.footer-brand .brand__text{font-size:17px;color:#fff;font-weight:800;}
.site-footer h3{color:#fff;font-size:15px;font-weight:700;margin:0 0 16px;padding-left:11px;position:relative;line-height:1.4;}
.site-footer h3::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;border-radius:3px;background:var(--c-brand);}
.site-footer p{margin:0 0 18px;line-height:1.78;color:#A9AFBB;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:#A9AFBB;font-size:14px;}
.footer-links a:hover{color:#F0A7B2;}
.social{display:flex;gap:10px;margin-top:6px;}
.social a{width:38px;height:38px;border-radius:11px;background:rgba(255,255,255,.07);display:grid;place-items:center;color:#D5D9E0;transition:background .24s ease,color .24s ease,transform .24s ease;}
.social a:hover{background:var(--c-brand);color:#fff;transform:translateY(-2px);}
.social svg{width:19px;height:19px;}
.footer-search{
  display:flex;align-items:center;gap:8px;padding:6px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:12px;
}
.footer-search input{
  flex:1 1 auto;min-width:0;background:transparent;border:none;
  color:#fff;font-size:14px;padding:8px 10px;
}
.footer-search input::placeholder{color:#7E8494;}
.footer-search input:focus{outline:none;}
.footer-search button{
  flex:0 0 auto;min-height:38px;padding:9px 16px;border:none;border-radius:9px;
  background:var(--grad-brand);color:#fff;font-size:13.5px;font-weight:600;cursor:pointer;
  transition:background .22s ease;
}
.footer-search button:hover{background:linear-gradient(135deg,#7A1424,#4A0C17);}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 0;border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:#7E8494;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .navlinks a{padding:9px 10px;font-size:14px;}
  .brand__text{font-size:16px;}
}

@media (max-width:991.98px){
  :root{--header-h:130px;}
  .navsearch{order:3;flex:1 1 100%;max-width:none;}
  .navtoggle{display:grid;order:2;}
  .navcta{display:none;}
  .navlinks{
    order:4;flex:1 1 100%;flex-direction:column;align-items:stretch;gap:2px;
    margin-top:6px;padding-top:10px;border-top:1px solid var(--c-line);display:none;
  }
  .navlinks.is-open{display:flex;}
  .navlinks a{padding:12px 14px;font-size:15.5px;}
  .navlinks a.is-active::after{display:none;}

  .page-hero__inner{grid-template-columns:1fr;gap:30px;}
  .page-hero__pic img{height:210px;}
  .page-hero{padding:42px 0 58px;}

  .statbar__inner{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
  .stat{padding-left:14px;}
  .stat:nth-child(3){border-left-color:transparent;padding-left:0;}

  .cat-layout{grid-template-columns:1fr;gap:32px;padding-top:36px;}
  .cat-side{position:static;}

  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}

  .cta-band{grid-template-columns:1fr;padding:36px 30px;}

  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}

@media (max-width:640px){
  .shell{padding:0 18px;}
  .topbar__inner{min-height:auto;padding:8px 0;font-size:12.5px;}
  .topbar__right{gap:12px;}
  .brand__text{font-size:15.5px;}
  .brand__mark{width:38px;height:38px;border-radius:11px;}
  .page-hero{padding:34px 0 52px;}
  .page-hero h1{font-size:25px;}
  .page-hero p{font-size:15.5px;}
  .hero-actions .btn{flex:1 1 100%;}
  .entry{padding:18px;gap:14px;}
  .entry__idx{width:38px;height:38px;border-radius:11px;font-size:13px;}
  .entry__title{font-size:16px;}
  .block-head{margin-bottom:18px;}
  .faq .accordion-button{font-size:15px;padding:16px 52px 16px 20px;}
  .faq .accordion-body{padding:2px 20px 18px;font-size:14.5px;}
  .cta-band{padding:30px 22px;border-radius:20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{justify-content:flex-start;}
}

@media (max-width:520px){
  .statbar__inner{grid-template-columns:1fr 1fr;padding:18px;}
  .stat:nth-child(odd){border-left-color:transparent;padding-left:0;}
  .stat b{font-size:22px;}
  .steps{grid-template-columns:1fr;}
  .cta-band__pic img{height:160px;}
}

/* roulang page: category2 */
:root{
  --c-brand:#B02135;
  --c-brand-deep:#7A1424;
  --c-brand-dark:#4A0C17;
  --c-accent:#0F8A6A;
  --c-accent-deep:#0B6B52;
  --c-highlight:#C8E64B;
  --c-ink:#16181D;
  --c-ink-2:#5A6070;
  --c-bg:#F7F6F3;
  --c-surface:#FFFFFF;
  --c-line:#E6E3DD;
  --grad-brand:linear-gradient(135deg,#B02135 0%,#7A1424 60%,#4A0C17 100%);
  --grad-accent:linear-gradient(120deg,#0F8A6A,#0B6B52);
  --sh-1:0 1px 2px rgba(22,24,29,.06),0 8px 24px rgba(22,24,29,.06);
  --sh-2:0 12px 32px rgba(176,33,53,.16);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --shell:1200px;
  --sec-pad:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-ink);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
body.nav-open{overflow:hidden;}
img{max-width:100%;display:block;border-radius:inherit;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-brand);}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:6px;}
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding-left:24px;padding-right:24px;}

/* ============ 顶部信息条 ============ */
.site-header{position:sticky;top:0;z-index:50;}
.topbar{background:linear-gradient(135deg,#7A1424,#4A0C17);color:#F0DDE1;font-size:13px;line-height:1.6;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;flex-wrap:wrap;}
.topbar__right{display:flex;align-items:center;gap:18px;}
.topbar a{color:#FFE6EA;font-weight:600;}
.topbar a:hover{color:var(--c-highlight);}

/* ============ 主导航 ============ */
.mainnav{background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--c-line);box-shadow:0 2px 14px rgba(22,24,29,.04);}
.mainnav__inner{display:flex;align-items:center;gap:20px;min-height:78px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand__mark{width:42px;height:42px;border-radius:14px;background:var(--grad-brand);color:#fff;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;box-shadow:0 6px 16px rgba(122,20,36,.24);}
.brand__mark svg{width:24px;height:24px;}
.brand__text{display:flex;flex-direction:column;font-size:17px;font-weight:800;color:var(--c-brand);line-height:1.25;letter-spacing:-.01em;}
.brand__text span{font-size:11px;font-weight:600;color:var(--c-ink-2);letter-spacing:.06em;}
.navsearch{position:relative;flex:1 1 280px;max-width:520px;}
.navsearch label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
.navsearch__icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:19px;height:19px;color:var(--c-brand);pointer-events:none;}
.navsearch input{
  width:100%;height:48px;border-radius:var(--r-pill);border:1.5px solid var(--c-line);
  background:#F3F1ED;padding:0 116px 0 45px;font-size:15px;color:var(--c-ink);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.navsearch input::placeholder{color:#9AA0AD;}
.navsearch input:focus{outline:none;background:#fff;border-color:var(--c-brand);box-shadow:0 0 0 4px rgba(176,33,53,.12);}
.navsearch button{
  position:absolute;right:5px;top:5px;bottom:5px;padding:0 20px;border:0;border-radius:var(--r-pill);
  background:var(--grad-brand);color:#fff;font-size:14px;font-weight:700;cursor:pointer;
  transition:background .22s ease,transform .22s ease;
}
.navsearch button:hover{background:var(--c-brand-deep);transform:translateY(-1px);}
.navlinks{display:flex;align-items:center;gap:2px;margin-left:auto;}
.navlinks a{
  display:inline-flex;align-items:center;height:42px;padding:0 14px;border-radius:10px;
  font-size:15px;font-weight:600;color:var(--c-ink-2);position:relative;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.navlinks a:hover{color:var(--c-brand);background:rgba(176,33,53,.07);}
.navlinks a.is-active{color:var(--c-brand);}
.navlinks a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:-1px;height:3px;border-radius:3px;background:var(--grad-brand);
}
.navcta{flex:0 0 auto;}
.navtoggle{display:none;width:46px;height:46px;border:1.5px solid var(--c-line);border-radius:12px;background:#fff;position:relative;cursor:pointer;}
.navtoggle span,.navtoggle span::before,.navtoggle span::after{
  content:"";position:absolute;left:50%;width:20px;height:2px;background:var(--c-ink);border-radius:2px;transform:translateX(-50%);
}
.navtoggle span{top:50%;margin-top:-1px;}
.navtoggle span::before{top:-6px;}
.navtoggle span::after{top:6px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;
  padding:12px 26px;border-radius:var(--r-sm);font-size:15px;font-weight:600;border:1.5px solid transparent;
  cursor:pointer;text-align:center;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 6px 18px rgba(122,20,36,.22);}
.btn-primary:hover{background:var(--c-brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(0,0,0,.22);}
.btn-ghost{background:#fff;border-color:var(--c-brand);color:var(--c-brand);}
.btn-ghost:hover{background:rgba(176,33,53,.08);color:var(--c-brand);transform:translateY(-2px);}
.btn-on-dark{background:#fff;color:var(--c-brand-deep);}
.btn-on-dark:hover{background:#FFE9ED;color:var(--c-brand-dark);transform:translateY(-2px);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.6);color:#fff;}
.btn-outline-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}
.btn-arrow::after{content:"→";font-size:15px;line-height:1;transition:transform .22s ease;}
.btn-arrow:hover::after{transform:translateX(3px);}

/* ============ 通用板块 ============ */
.section{padding-block:var(--sec-pad);}
.section--tint{background:#F1EFEA;}
.section--white{background:var(--c-surface);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.35;padding-left:16px;position:relative;}
.section-head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--grad-brand);}
.section-head p{margin-top:14px;color:var(--c-ink-2);font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;padding:5px 13px;border-radius:var(--r-pill);
  background:rgba(15,138,106,.1);color:var(--c-accent-deep);font-size:12.5px;font-weight:700;letter-spacing:.04em;margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);}

/* ============ 内页 Hero ============ */
.page-hero{position:relative;overflow:hidden;background:var(--grad-brand);color:#fff;padding:46px 0 52px;min-height:300px;}
.page-hero__bg{position:absolute;inset:0;overflow:hidden;}
.page-hero__bg img{width:100%;height:100%;object-fit:cover;object-position:70% 40%;opacity:.3;border-radius:0;}
.page-hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,#4A0C17 6%,rgba(74,12,23,.86) 45%,rgba(74,12,23,.45) 100%);}
.page-hero__inner{position:relative;z-index:2;}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:9px;font-size:13px;color:#F3C7CE;margin-bottom:22px;}
.crumb a{color:#F3C7CE;}
.crumb a:hover{color:#fff;}
.crumb span.sep{width:1px;height:12px;background:rgba(255,255,255,.35);display:inline-block;}
.crumb .now{color:rgba(255,255,255,.72);}
.page-hero h1{font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.22;max-width:820px;}
.page-hero__lead{margin-top:16px;max-width:660px;font-size:16px;color:rgba(255,255,255,.88);}
.page-hero__meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-tag{display:inline-flex;align-items:center;gap:7px;padding:7px 15px;border-radius:var(--r-pill);background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);font-size:13px;font-weight:600;color:#fff;}
.hero-tag i{width:6px;height:6px;border-radius:50%;background:var(--c-highlight);display:inline-block;}

/* ============ 筛选胶囊 ============ */
.filterbar{background:var(--c-surface);border-bottom:1px solid var(--c-line);padding:14px 0;position:relative;z-index:3;box-shadow:0 8px 22px rgba(22,24,29,.04);}
.filterbar__inner{display:flex;align-items:center;gap:10px;overflow-x:auto;scrollbar-width:none;}
.filterbar__inner::-webkit-scrollbar{display:none;}
.filterbar__label{font-size:13px;font-weight:700;color:var(--c-ink-2);flex:0 0 auto;padding-right:6px;}
.pill{
  flex:0 0 auto;border:1.5px solid var(--c-line);background:#fff;color:var(--c-ink-2);
  height:38px;padding:0 18px;border-radius:var(--r-pill);font-size:14px;font-weight:600;cursor:pointer;
  transition:all .2s ease;
}
.pill:hover{border-color:var(--c-brand);color:var(--c-brand);background:rgba(176,33,53,.06);}
.pill.is-on{background:var(--grad-brand);border-color:transparent;color:#fff;box-shadow:0 6px 16px rgba(122,20,36,.2);}

/* ============ 卡片组 ============ */
.grid-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;}
.card-xl{
  display:flex;flex-direction:column;height:100%;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.card-xl:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(176,33,53,.3);}
.card-xl__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EDEAE5;}
.card-xl__media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease;}
.card-xl:hover .card-xl__media img{transform:scale(1.04);}
.card-xl__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,24,29,0) 45%,rgba(22,24,29,.34));}
.chip-flag{
  position:absolute;top:14px;left:14px;z-index:2;padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);color:var(--c-brand-deep);font-size:12px;font-weight:700;letter-spacing:.02em;
  box-shadow:0 2px 8px rgba(22,24,29,.14);
}
.chip-flag.is-accent{background:var(--grad-accent);color:#fff;}
.card-xl__body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1 1 auto;}
.card-xl__body h3{font-size:20px;font-weight:700;line-height:1.45;}
.card-xl__body h3 a:hover{color:var(--c-brand);}
.card-xl__body p{margin-top:12px;color:var(--c-ink-2);font-size:15px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-xl__foot{margin-top:auto;padding-top:20px;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.tag-line{font-size:12px;font-weight:700;color:var(--c-brand);background:rgba(176,33,53,.08);padding:5px 11px;border-radius:6px;}
.arrow-link{font-size:14px;font-weight:700;color:var(--c-brand);display:inline-flex;align-items:center;gap:6px;}
.arrow-link::after{content:"→";transition:transform .22s ease;}
.arrow-link:hover::after{transform:translateX(4px);}

/* ============ 数据带 ============ */
.stats-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
.stat-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);padding:26px 24px;box-shadow:var(--sh-1);}
.stat-card .num{font-size:clamp(28px,3.4vw,38px);font-weight:800;line-height:1.1;color:var(--c-brand);font-variant-numeric:tabular-nums;}
.stat-card .num small{font-size:15px;font-weight:700;margin-left:4px;color:var(--c-brand-deep);}
.stat-card .lab{margin-top:10px;font-size:14px;color:var(--c-ink-2);}
.stat-card .bar{margin-top:16px;height:8px;border-radius:999px;background:#EDEAE5;overflow:hidden;}
.stat-card .bar i{display:block;height:100%;border-radius:999px;background:var(--grad-accent);}

/* ============ 适用场景 ============ */
.scene-grid{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center;}
.scene-list{margin-top:26px;display:grid;gap:16px;}
.scene-item{display:flex;gap:14px;padding:18px 20px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-1);transition:transform .26s ease,box-shadow .26s ease;}
.scene-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.scene-item .dot{width:34px;height:34px;flex:0 0 auto;border-radius:11px;background:rgba(15,138,106,.12);color:var(--c-accent-deep);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;font-variant-numeric:tabular-nums;}
.scene-item h4{font-size:16px;font-weight:700;}
.scene-item p{margin-top:4px;font-size:14px;color:var(--c-ink-2);}
.scene-figure{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);position:relative;}
.scene-figure img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0;}
.scene-figure .badge-float{
  position:absolute;left:20px;bottom:20px;background:rgba(255,255,255,.95);border-radius:14px;padding:12px 18px;
  box-shadow:0 10px 26px rgba(22,24,29,.18);
}
.scene-figure .badge-float strong{display:block;font-size:20px;color:var(--c-brand);font-variant-numeric:tabular-nums;}
.scene-figure .badge-float span{font-size:12.5px;color:var(--c-ink-2);}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;counter-reset:step;}
.step{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);padding:26px 24px;box-shadow:var(--sh-1);position:relative;transition:transform .26s ease,box-shadow .26s ease;}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:14px;font-weight:800;color:#fff;background:var(--grad-brand);
  width:38px;height:38px;line-height:38px;text-align:center;border-radius:12px;margin-bottom:16px;font-variant-numeric:tabular-nums;
}
.step h4{font-size:17px;font-weight:700;}
.step p{margin-top:9px;font-size:14.5px;color:var(--c-ink-2);}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;}
.faq-item{border-bottom:1px solid var(--c-line);position:relative;}
.faq-item:first-child{border-top:1px solid var(--c-line);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:22px 54px 22px 20px;font-size:17px;font-weight:700;position:relative;
  transition:color .2s ease,background .2s ease;border-radius:10px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:4px;border-radius:4px;background:transparent;transition:background .2s ease;}
.faq-item summary::after{
  content:"";position:absolute;right:22px;top:50%;width:11px;height:11px;border-right:2px solid var(--c-brand);
  border-bottom:2px solid var(--c-brand);transform:translateY(-70%) rotate(45deg);transition:transform .26s ease;
}
.faq-item summary:hover{color:var(--c-brand);background:rgba(176,33,53,.04);}
.faq-item[open] summary{color:var(--c-brand);}
.faq-item[open] summary::before{background:var(--grad-brand);}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);}
.faq-item .ans{padding:0 54px 24px 20px;color:var(--c-ink-2);font-size:15px;}

/* ============ 相关分类 ============ */
.related-pills{display:flex;flex-wrap:wrap;gap:12px;}
.related-pills a{
  display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:var(--r-pill);
  background:var(--c-surface);border:1.5px solid var(--c-line);font-size:15px;font-weight:600;color:var(--c-ink);
  transition:all .22s ease;min-height:46px;
}
.related-pills a:hover{border-color:var(--c-brand);color:var(--c-brand);background:rgba(176,33,53,.06);transform:translateY(-2px);}
.related-pills a::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-brand);}

/* ============ CTA 带 ============ */
.cta-band{padding-bottom:var(--sec-pad);}
.cta-inner{
  position:relative;overflow:hidden;border-radius:24px;background:var(--grad-brand);color:#fff;
  padding:56px 48px;display:grid;grid-template-columns:1fr 300px;gap:36px;align-items:center;
  box-shadow:0 18px 46px rgba(122,20,36,.26);
}
.cta-inner::before{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,230,75,.22),transparent 68%);
}
.cta-inner h2{font-size:clamp(22px,2.8vw,32px);font-weight:800;line-height:1.3;position:relative;}
.cta-inner p{margin-top:14px;color:rgba(255,255,255,.86);max-width:560px;position:relative;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;position:relative;}
.cta-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;}
.cta-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);}

/* ============ 页脚 ============ */
.site-footer{background:linear-gradient(180deg,#1A1C22 0%,#1C1016 55%,#22060E 100%);color:#C4C7D0;padding:72px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .brand__text{font-size:17px;font-weight:800;flex-direction:row;}
.site-footer p{color:#A9ADB9;line-height:1.8;}
.site-footer h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-links li{margin-bottom:11px;}
.footer-links a{color:#B9BDC8;}
.footer-links a:hover{color:#F3A6B2;}
.social{display:flex;gap:10px;margin-top:20px;}
.social a{width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.08);display:inline-flex;align-items:center;justify-content:center;color:#E9EAEF;transition:background .22s ease,transform .22s ease;}
.social a:hover{background:var(--c-brand);color:#fff;transform:translateY(-2px);}
.social svg{width:19px;height:19px;}
.footer-search{display:flex;gap:8px;margin-top:16px;}
.footer-search input{
  flex:1 1 auto;min-width:0;height:46px;border-radius:var(--r-sm);border:1.5px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.07);color:#fff;padding:0 14px;font-size:14px;transition:border-color .2s ease,background .2s ease;
}
.footer-search input::placeholder{color:#8C909C;}
.footer-search input:focus{outline:none;border-color:#E3899A;background:rgba(255,255,255,.12);}
.footer-search button{height:46px;padding:0 20px;border:0;border-radius:var(--r-sm);background:var(--grad-brand);color:#fff;font-weight:700;font-size:14px;cursor:pointer;transition:background .22s ease;}
.footer-search button:hover{background:var(--c-brand-deep);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:22px 0 30px;display:flex;flex-wrap:wrap;
  align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:#8F939F;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  :root{--sec-pad:72px;}
  .scene-grid{gap:32px;}
}
@media (max-width:991px){
  :root{--sec-pad:64px;}
  .mainnav__inner{flex-wrap:wrap;padding:12px 0;gap:12px;min-height:auto;}
  .navsearch{order:3;flex:1 1 100%;max-width:none;}
  .navlinks{
    display:none;position:fixed;inset:0;z-index:40;background:#fff;flex-direction:column;align-items:stretch;
    gap:6px;margin:0;padding:150px 24px 40px;overflow-y:auto;
  }
  .navlinks.is-open{display:flex;}
  .navlinks a{padding:16px 18px;font-size:17px;height:auto;border-radius:14px;background:#F7F6F3;}
  .navlinks a.is-active::after{display:none;}
  .navlinks a.is-active{background:rgba(176,33,53,.1);}
  .navtoggle{display:block;margin-left:auto;position:relative;z-index:60;}
  .navcta{display:none;}
  .grid-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
  .stats-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .scene-grid{grid-template-columns:1fr;}
  .cta-inner{grid-template-columns:1fr;padding:44px 32px;}
  .cta-figure{max-width:420px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:767px){
  .page-hero{padding:34px 0 40px;min-height:auto;}
  .page-hero__bg::after{background:linear-gradient(120deg,#4A0C17 10%,rgba(74,12,23,.9) 60%,rgba(74,12,23,.62) 100%);}
  .section{padding-block:48px;}
  .section-head{margin-bottom:32px;}
  .grid-cards{grid-template-columns:1fr;}
  .stats-strip{grid-template-columns:1fr 1fr;gap:14px;}
  .steps{grid-template-columns:1fr;}
  .topbar__inner{justify-content:center;text-align:center;}
  .topbar__right{width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .shell{padding-left:18px;padding-right:18px;}
  .brand__text{font-size:15px;}
  .brand__text span{display:none;}
  .stats-strip{grid-template-columns:1fr;}
  .cta-inner{padding:34px 22px;border-radius:20px;}
  .faq-item summary{padding:18px 46px 18px 16px;font-size:16px;}
  .faq-item .ans{padding:0 46px 20px 16px;}
  .navsearch input{padding-right:100px;font-size:14px;}
  .navsearch button{padding:0 15px;font-size:13px;}
}

/* roulang page: category3 */
:root{
  --c-brand:#B02135;
  --c-brand-deep:#7A1424;
  --c-brand-soft:rgba(176,33,53,.08);
  --c-accent:#0F8A6A;
  --c-accent-deep:#0B6B52;
  --c-highlight:#C8E64B;
  --c-ink:#16181D;
  --c-ink-2:#5A6070;
  --c-bg:#F7F6F3;
  --c-surface:#FFFFFF;
  --c-line:#E6E3DD;
  --r-lg:20px;--r-md:16px;--r-sm:12px;
  --sh-1:0 1px 2px rgba(22,24,29,.06),0 8px 24px rgba(22,24,29,.06);
  --sh-2:0 12px 32px rgba(176,33,53,.16);
  --grad-brand:linear-gradient(135deg,#B02135 0%,#7A1424 60%,#4A0C17 100%);
  --grad-accent:linear-gradient(120deg,#0F8A6A,#0B6B52);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--c-bg);color:var(--c-ink);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-brand)}
button,input{font:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;color:var(--c-ink)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:6px}
.shell{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.tabular{font-variant-numeric:tabular-nums;font-family:"DIN Alternate","Bebas Neue",system-ui,sans-serif;letter-spacing:.01em}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ============ 顶部细条 ============ */
.topbar{background:var(--c-brand-deep);color:#F4E9EB;font-size:13px}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;flex-wrap:wrap}
.topbar__right{display:flex;align-items:center;gap:16px}
.topbar a{color:#F6D9DE;border-bottom:1px solid rgba(246,217,222,.4);padding-bottom:1px}
.topbar a:hover{color:#fff;border-color:#fff}

/* ============ 主导航 ============ */
.site-header{position:relative;z-index:60}
.mainnav{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--c-line);box-shadow:0 2px 12px rgba(22,24,29,.05)}
.mainnav__inner{display:flex;align-items:center;gap:18px;padding:12px 0;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand__mark{
  width:44px;height:44px;border-radius:14px;background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;color:#fff;flex:0 0 auto;
  box-shadow:0 6px 16px rgba(122,20,36,.28);
}
.brand__mark svg{width:24px;height:24px}
.brand__text{display:flex;flex-direction:column;font-weight:800;font-size:18px;color:var(--c-brand);letter-spacing:-.01em;line-height:1.15}
.brand__text span{font-size:12px;font-weight:500;color:var(--c-ink-2);letter-spacing:.06em;margin-top:2px}
.navsearch{
  position:relative;display:flex;align-items:center;flex:1 1 auto;max-width:520px;margin:0 auto;
  height:46px;background:#F2F0EC;border:1.5px solid transparent;border-radius:999px;
  padding:0 6px 0 44px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.navsearch:focus-within{border-color:var(--c-brand);background:#fff;box-shadow:0 0 0 4px rgba(176,33,53,.12)}
.navsearch__icon{position:absolute;left:15px;width:20px;height:20px;color:var(--c-brand)}
.navsearch input{flex:1 1 auto;min-width:0;border:0;background:transparent;height:100%;outline:none;font-size:15px;color:var(--c-ink)}
.navsearch input::placeholder{color:#9A9CA6}
.navsearch button{
  border:0;background:var(--grad-brand);color:#fff;font-weight:600;font-size:14px;
  height:36px;padding:0 20px;border-radius:999px;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;
}
.navsearch button:hover{transform:translateY(-1px);box-shadow:var(--sh-2)}
.navtoggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:12px;
  background:#fff;cursor:pointer;align-items:center;justify-content:center;flex:0 0 auto;
}
.navtoggle span,.navtoggle span::before,.navtoggle span::after{
  content:"";display:block;width:20px;height:2px;background:var(--c-ink);border-radius:2px;position:relative;
}
.navtoggle span::before{position:absolute;top:-6px}
.navtoggle span::after{position:absolute;top:6px}
.navlinks{display:flex;align-items:center;gap:4px;flex:0 0 auto}
.navlinks a{
  display:block;padding:8px 14px;border-radius:999px;font-size:15px;color:var(--c-ink-2);white-space:nowrap;
}
.navlinks a:hover{background:var(--c-brand-soft);color:var(--c-brand)}
.navlinks a.is-active{color:var(--c-brand);font-weight:700;background:var(--c-brand-soft)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;
  padding:12px 26px;border-radius:var(--r-sm);font-weight:600;font-size:15px;line-height:1;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;}
.btn-primary,.btn-primary:focus{
  background:var(--grad-brand);color:#fff;box-shadow:0 8px 20px rgba(122,20,36,.22);
}
.btn-primary:hover{background:var(--c-brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 8px rgba(0,0,0,.22)}
.btn-outline{background:#fff;color:var(--c-brand);border:1.5px solid var(--c-brand)}
.btn-outline:hover{background:var(--c-brand-soft);color:var(--c-brand);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--c-brand-deep)}
.btn-light:hover{background:#FFF3F5;color:var(--c-brand-deep);transform:translateY(-2px)}
.navcta{flex:0 0 auto;padding:11px 22px;font-size:14px}

/* ============ 内页 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background-image:linear-gradient(120deg,rgba(122,20,36,.95) 0%,rgba(176,33,53,.82) 55%,rgba(74,12,23,.9) 100%),
    url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  padding:56px 0 52px;min-height:280px;display:flex;align-items:center;
}
.page-hero::after{
  content:"";position:absolute;right:-60px;bottom:-100px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,230,75,.22),transparent 65%);
}
.page-hero__inner{position:relative;z-index:2;max-width:820px}
.hero__kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
  padding:5px 14px;border-radius:999px;margin-bottom:16px;color:#fff;
}
.hero__kicker i{width:7px;height:7px;border-radius:50%;background:var(--c-highlight);display:block}
.page-hero h1{color:#fff;font-size:clamp(28px,4vw,44px);font-weight:800;letter-spacing:-.01em;margin-bottom:14px}
.page-hero__lead{color:rgba(255,255,255,.88);font-size:16px;max-width:660px;margin-bottom:22px}
.hero__actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ 面包屑 ============ */
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-2);padding:16px 0 0}
.crumb a{color:var(--c-ink-2)}
.crumb a:hover{color:var(--c-brand)}
.crumb .sep{color:#C7C3BB}
.crumb .now{color:var(--c-ink);font-weight:600}

/* ============ 通用区块 ============ */
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--alt{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-head h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;padding-left:14px;position:relative;margin-bottom:12px}
.sec-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--grad-brand)}
.sec-head p{color:var(--c-ink-2);font-size:15px}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--c-accent);margin-bottom:10px}

/* ============ 侧栏目录 ============ */
.toc{position:sticky;top:104px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1)}
.toc h3{font-size:15px;font-weight:700;padding-left:12px;position:relative;margin-bottom:14px}
.toc h3::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:4px;border-radius:3px;background:var(--grad-brand)}
.toc ol{counter-reset:toc}
.toc li{counter-increment:toc;border-top:1px solid var(--c-line)}
.toc li:first-child{border-top:0}
.toc a{display:flex;gap:10px;align-items:flex-start;padding:11px 2px;font-size:14px;color:var(--c-ink-2)}
.toc a::before{
  content:counter(toc,decimal-leading-zero);font-size:12px;font-weight:700;color:var(--c-brand);
  background:var(--c-brand-soft);border-radius:6px;padding:1px 6px;line-height:20px;flex:0 0 auto;
}
.toc a:hover{color:var(--c-brand)}
.toc__hint{margin-top:16px;padding-top:16px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-ink-2)}

/* ============ 内容分节卡 ============ */
.panel{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-1);margin-bottom:22px;scroll-margin-top:120px;
}
.panel h3{font-size:20px;font-weight:700;padding-left:12px;position:relative;margin-bottom:14px}
.panel h3::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:4px;border-radius:3px;background:var(--grad-accent)}
.panel p{color:#2C313B}
.points{margin-top:6px;display:grid;gap:10px}
.points li{position:relative;padding-left:24px;font-size:15px;color:var(--c-ink-2)}
.points li::before{
  content:"";position:absolute;left:4px;top:11px;width:8px;height:8px;border-radius:50%;
  background:var(--c-brand);
}
.points li strong{color:var(--c-ink)}
.tagrow{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.tag{font-size:12px;padding:4px 10px;border-radius:6px;background:var(--c-brand-soft);color:var(--c-brand);font-weight:600}
.tag--accent{background:rgba(15,138,106,.1);color:var(--c-accent-deep)}

/* ============ 手风琴 ============ */
.accordion{
  --bs-accordion-border-width:0;
  --bs-accordion-bg:transparent;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-btn-color:var(--c-ink);
  --bs-accordion-active-color:var(--c-brand);
  --bs-accordion-active-bg:transparent;
  --bs-accordion-btn-padding-x:0;
  margin-top:6px;
}
.accordion-item{border:0;border-top:1px solid var(--c-line);border-radius:0!important;background:transparent}
.accordion-button{
  padding:14px 0 14px 0;font-weight:600;font-size:15px;background:transparent!important;box-shadow:none!important;
}
.accordion-button::after{
  background-size:14px;width:14px;height:14px;margin-left:auto;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23B02135'%3E%3Cpath d='M8 2v12M2 8h12' stroke='%23B02135' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
}
.accordion-button:not(.collapsed){color:var(--c-brand)}
.accordion-button:not(.collapsed)::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M2 8h12' stroke='%23B02135' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
}
.accordion-body{padding:0 0 18px;font-size:15px;color:var(--c-ink-2)}
.accordion-item.is-open-left{border-left:3px solid var(--c-brand);padding-left:14px}

/* ============ 档案卡组 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rcard{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .28s ease,box-shadow .28s ease;display:flex;flex-direction:column;
}
.rcard:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.rcard__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EFEDE8}
.rcard__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rcard:hover .rcard__media img{transform:scale(1.03)}
.rcard__badge{
  position:absolute;left:14px;top:14px;background:var(--grad-accent);color:#fff;font-size:12px;font-weight:600;
  padding:4px 12px;border-radius:999px;
}
.rcard__body{padding:22px;display:flex;flex-direction:column;flex:1 1 auto}
.rcard__body h3{font-size:18px;font-weight:700;margin-bottom:8px}
.rcard__body p{font-size:14px;color:var(--c-ink-2);margin-bottom:16px}
.rcard__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-ink-2)}
.rcard__foot .arrow{color:var(--c-brand);font-weight:700}

/* ============ 查询流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;counter-reset:step}
.step{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:24px;position:relative;box-shadow:var(--sh-1)}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;
  background:var(--grad-brand);color:#fff;font-weight:700;font-size:14px;margin-bottom:14px;
}
.step h3{font-size:16px;margin-bottom:8px}
.step p{font-size:14px;color:var(--c-ink-2);margin:0}
.progress-line{height:8px;border-radius:999px;background:#EAE7E1;overflow:hidden;margin-top:28px}
.progress-line span{display:block;height:100%;width:78%;border-radius:999px;background:var(--grad-brand)}

/* ============ 数据条 ============ */
.statband{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.stat{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1);
}
.stat__num{font-size:34px;font-weight:800;color:var(--c-brand);line-height:1.1}
.stat__num small{font-size:15px;font-weight:700;margin-left:2px}
.stat__label{font-size:13px;color:var(--c-ink-2);margin-top:8px}
.stat__dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--c-highlight);margin-right:6px}

/* ============ 相关分类 ============ */
.chips{display:flex;flex-wrap:wrap;gap:12px}
.chip{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--c-line);
  border-radius:999px;padding:10px 20px;font-size:14px;font-weight:600;color:var(--c-ink);
  transition:border-color .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.chip:hover{border-color:var(--c-brand);color:var(--c-brand);transform:translateY(-2px);box-shadow:var(--sh-1)}

/* ============ CTA 带 ============ */
.cta-wrap{padding:0 0 88px}
.cta{
  position:relative;overflow:hidden;border-radius:24px;padding:52px;color:#fff;
  background-image:linear-gradient(120deg,rgba(122,20,36,.96),rgba(176,33,53,.88)),
    url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta h2{color:#fff;font-size:clamp(22px,2.8vw,32px);font-weight:800;margin-bottom:10px}
.cta p{color:rgba(255,255,255,.86);max-width:520px;margin:0}
.cta__actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:#1A1C22;color:#B9BCC6;padding:64px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand__text{color:#fff;font-size:17px}
.site-footer h3{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;line-height:1.4}
.site-footer p{color:#9DA1AC;line-height:1.8}
.footer-links{display:grid;gap:10px}
.footer-links a{color:#B9BCC6}
.footer-links a:hover{color:#F0A6B2}
.social{display:flex;gap:10px;margin-top:18px}
.social a{
  width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,.07);
  display:flex;align-items:center;justify-content:center;color:#E7E8EC;
  transition:background .22s ease,transform .22s ease;
}
.social a:hover{background:var(--c-brand);color:#fff;transform:translateY(-2px)}
.social svg{width:20px;height:20px}
.footer-search{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}
.footer-search input{
  flex:1 1 140px;min-width:0;height:44px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;outline:none;
}
.footer-search input::placeholder{color:#8A8E99}
.footer-search input:focus{border-color:var(--c-brand);background:rgba(255,255,255,.1)}
.footer-search button{
  height:44px;padding:0 20px;border:0;border-radius:var(--r-sm);background:var(--grad-brand);color:#fff;
  font-weight:600;cursor:pointer;transition:transform .2s ease;
}
.footer-search button:hover{transform:translateY(-2px)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:18px 0 26px;display:flex;flex-wrap:wrap;gap:12px 24px;
  justify-content:space-between;font-size:13px;color:#8A8E99;
}
.footer-bottom a{color:#8A8E99}
.footer-bottom a:hover{color:#F0A6B2}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .navsearch{max-width:380px}
  .navlinks a{padding:8px 11px;font-size:14px}
}
@media (max-width:991.98px){
  .section{padding:64px 0}
  .page-hero{padding:44px 0 40px;min-height:240px}
  .navtoggle{display:flex;margin-left:auto}
  .navcta{display:none}
  .navlinks{
    display:none;position:absolute;left:0;right:0;top:100%;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;padding:10px 24px 18px;
    border-bottom:1px solid var(--c-line);box-shadow:0 18px 30px rgba(22,24,29,.12);
  }
  .navlinks.is-open{display:flex}
  .navlinks a{padding:14px 12px;border-radius:12px;font-size:16px}
  .toc{position:static;margin-bottom:26px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .statband{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta{padding:40px}
}
@media (max-width:767.98px){
  .shell{padding:0 18px}
  .mainnav__inner{gap:12px}
  .brand__text{font-size:16px}
  .brand__text span{display:none}
  .navsearch{order:3;flex-basis:100%;max-width:100%;margin:2px 0 4px}
  .navtoggle{margin-left:auto}
  .section{padding:48px 0}
  .section--tight{padding:40px 0}
  .page-hero h1{font-size:26px}
  .panel{padding:20px}
  .card-grid,.steps,.statband{grid-template-columns:1fr}
  .cta{border-radius:18px;padding:32px 22px}
  .cta__actions{width:100%}
  .cta__actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .crumb{flex-wrap:wrap}
}
@media (max-width:519.98px){
  .hero__actions{width:100%}
  .hero__actions .btn{width:100%}
  .rcard__body{padding:18px}
  .stat__num{font-size:28px}
}