/* roulang page: index */
:root{
  --c-primary:#0F5A5E;
  --c-primary-dark:#0A4245;
  --c-primary-soft:#E6F1EF;
  --c-accent:#E8583A;
  --c-accent-dark:#D3482B;
  --c-accent-soft:#FDECE7;
  --c-bg:#FAF7F2;
  --c-band:#F1ECE3;
  --c-surface:#FFFFFF;
  --c-ink:#1B2422;
  --c-ink-2:#55605D;
  --c-ink-3:#8A938F;
  --c-line:#E4DED3;
  --c-success:#2E8B6B;
  --c-warn:#C77700;
  --c-error:#C2410C;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:10px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(15,90,94,.06);
  --sh-2:0 10px 28px -14px rgba(15,90,94,.22);
  --w:1200px;
  --sp-section:96px;
  --ff:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--ff);
  font-size:17px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0;padding:0;}
h1{font-size:clamp(30px,4.2vw,46px);font-weight:700;line-height:1.28;letter-spacing:-.2px;}
h2{font-size:clamp(24px,2.6vw,32px);font-weight:600;line-height:1.34;}
h3{font-size:20px;font-weight:600;line-height:1.45;}
h4{font-size:17px;font-weight:600;line-height:1.5;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-accent);}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;font-size:16px;color:var(--c-ink);}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 24px;}
.section{padding:var(--sp-section) 0;}
.section--band{background:var(--c-band);}
.section--tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--c-primary);background:var(--c-primary-soft);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:16px;}
.section-head p{margin-top:14px;color:var(--c-ink-2);line-height:1.85;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:var(--r-btn);font-size:16px;font-weight:600;line-height:1;padding:0 22px;height:44px;transition:background .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease,border-color .18s ease;white-space:nowrap;}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px -10px rgba(232,88,58,.8);}
.btn-primary:hover{background:var(--c-accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(232,88,58,.9);}
.btn-secondary{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-secondary:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.btn-light{background:#fff;color:var(--c-primary);border-color:rgba(255,255,255,.7);}
.btn-light:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.btn-ghost{background:transparent;color:var(--c-primary);padding:0 6px;height:auto;}
.btn-ghost:hover{color:var(--c-accent);}
.btn-sm{height:36px;font-size:14px;padding:0 16px;}
.btn-lg{height:52px;font-size:17px;padding:0 30px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;}
.btn i{font-size:.9em;}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(250,247,242,.96);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .2s ease,box-shadow .2s ease;}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:0 6px 18px -16px rgba(15,90,94,.5);}
.nav-top{display:flex;align-items:center;gap:24px;height:76px;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark));display:flex;align-items:center;justify-content:center;color:#fff;font-size:17px;font-weight:700;letter-spacing:0;flex:none;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:17px;font-weight:700;color:var(--c-ink);letter-spacing:-.2px;}
.brand-sub{font-size:12px;color:var(--c-ink-3);letter-spacing:.4px;}
.search{flex:1 1 auto;max-width:620px;position:relative;}
.search form{display:flex;align-items:center;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-pill);height:46px;padding:0 4px 0 16px;transition:border-color .18s ease,box-shadow .18s ease;}
.search form:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,90,94,.12);}
.search i{color:var(--c-ink-3);font-size:16px;margin-right:10px;}
.search input{flex:1;border:0;background:transparent;height:100%;outline:none;font-size:15px;color:var(--c-ink);}
.search input::placeholder{color:var(--c-ink-3);}
.search button{border:0;background:var(--c-primary);color:#fff;height:36px;padding:0 20px;border-radius:var(--r-pill);font-size:14px;font-weight:600;transition:background .18s ease;}
.search button:hover{background:var(--c-primary-dark);}
.nav-actions{display:flex;align-items:center;gap:12px;flex:none;margin-left:auto;}
.nav-link{font-size:15px;font-weight:500;color:var(--c-ink-2);padding:8px 4px;}
.nav-link:hover{color:var(--c-primary);}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink);}
.chips-row{border-top:1px solid var(--c-line);}
.chips{display:flex;align-items:center;gap:10px;height:56px;overflow-x:auto;scrollbar-width:none;}
.chips::-webkit-scrollbar{display:none;}
.chip{display:inline-flex;align-items:center;gap:7px;flex:none;height:36px;padding:0 16px;border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary);font-size:14px;font-weight:500;transition:background .18s ease,color .18s ease;}
.chip:hover{background:#d5e8e5;color:var(--c-primary-dark);}
.chip.is-active{background:var(--c-primary);color:#fff;}
.chip.is-active:hover{background:var(--c-primary-dark);color:#fff;}

/* drawer */
.drawer-mask{position:fixed;inset:0;background:rgba(27,36,34,.5);opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;z-index:80;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);background:var(--c-surface);z-index:90;transform:translateX(102%);transition:transform .28s ease;display:flex;flex-direction:column;padding:22px;overflow-y:auto;}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink-2);}
.drawer-list li a{display:flex;align-items:center;justify-content:space-between;padding:15px 4px;border-bottom:1px solid var(--c-line);font-size:16px;font-weight:500;color:var(--c-ink);}
.drawer-list li a:hover{color:var(--c-primary);}
.drawer-list li a i{font-size:13px;color:var(--c-ink-3);}
.drawer-cta{margin-top:26px;}

/* hero */
.hero{position:relative;overflow:hidden;background:var(--c-primary-dark);color:#fff;}
.hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:.55;}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(10,66,69,.92) 0%,rgba(15,90,94,.78) 46%,rgba(15,90,94,.46) 100%);}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;padding:88px 0 84px;}
.hero h1{color:#fff;}
.hero h1 span{color:#FFD9CE;}
.hero-sub{margin-top:20px;font-size:18px;color:rgba(255,255,255,.86);max-width:560px;line-height:1.8;}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-note{margin-top:18px;font-size:14px;color:rgba(255,255,255,.7);}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px;padding-top:26px;border-top:1px solid rgba(255,255,255,.2);}
.hero-stats .num{font-size:22px;font-weight:700;color:#fff;line-height:1.3;}
.hero-stats .lab{font-size:13px;color:rgba(255,255,255,.72);margin-top:2px;}
.hero-card{background:rgba(255,255,255,.97);border-radius:var(--r-lg);padding:28px;color:var(--c-ink);box-shadow:0 24px 60px -30px rgba(0,0,0,.55);}
.hero-card h3{font-size:19px;}
.hero-card .hc-sub{font-size:14px;color:var(--c-ink-2);margin-top:6px;}
.hc-list{margin-top:20px;display:flex;flex-direction:column;gap:14px;}
.hc-list li{display:flex;gap:12px;font-size:15px;color:var(--c-ink-2);line-height:1.7;}
.hc-list li i{color:var(--c-primary);margin-top:5px;font-size:15px;}
.hero-card .btn{margin-top:24px;}
.hc-time{margin-top:16px;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-warn);background:#FFF6E6;border-radius:var(--r-pill);padding:7px 14px;}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;position:relative;}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#d8d1c4;}
.step-num{width:38px;height:38px;border-radius:12px;background:var(--c-primary-soft);color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;margin-bottom:16px;}
.step-card h3{font-size:18px;}
.step-card p{margin-top:10px;font-size:15px;color:var(--c-ink-2);line-height:1.8;}
.step-card .tip{margin-top:16px;font-size:13px;color:var(--c-primary);background:var(--c-primary-soft);border-radius:var(--r-pill);padding:6px 12px;display:inline-block;}

/* features */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.feature-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:28px;transition:transform .2s ease,box-shadow .2s ease;}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.feature-ico{width:44px;height:44px;border-radius:13px;background:var(--c-accent-soft);color:var(--c-accent);display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:18px;}
.feature-card h3{font-size:19px;}
.feature-card p{margin-top:10px;font-size:15px;color:var(--c-ink-2);line-height:1.8;}
.feature-card ul{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.feature-card ul li{font-size:14px;color:var(--c-ink-2);display:flex;gap:9px;align-items:flex-start;}
.feature-card ul li i{color:var(--c-success);margin-top:5px;font-size:12px;}

/* timeline */
.tl-switch{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:34px;}
.tl{position:relative;padding-left:30px;}
.tl::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--c-primary);opacity:.28;}
.tl-item{position:relative;padding:0 0 30px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{content:"";position:absolute;left:-30px;top:9px;width:16px;height:16px;border-radius:50%;background:var(--c-surface);border:3px solid var(--c-primary);}
.tl-item.is-accent::before{border-color:var(--c-accent);}
.tl-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;transition:transform .2s ease,box-shadow .2s ease;}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.tl-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:12px;}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;padding:5px 12px;border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary);}
.badge-time{background:var(--c-band);color:var(--c-ink-2);}
.badge-accent{background:var(--c-accent-soft);color:var(--c-accent);}
.tl-card h3{font-size:18px;}
.tl-card p{margin-top:8px;font-size:15px;color:var(--c-ink-2);line-height:1.8;}
.tl-extra{margin-top:12px;font-size:13px;color:var(--c-ink-3);display:flex;gap:18px;flex-wrap:wrap;}

/* tickets */
.tickets{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.ticket{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:28px;position:relative;transition:transform .2s ease,box-shadow .2s ease;}
.ticket:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.ticket.is-featured{border-color:var(--c-primary);border-width:2px;transform:translateY(-8px);box-shadow:var(--sh-2);}
.ticket.is-featured:hover{transform:translateY(-10px);}
.ticket-flag{position:absolute;top:-13px;left:26px;background:var(--c-accent);color:#fff;font-size:13px;font-weight:500;padding:5px 14px;border-radius:var(--r-pill);}
.ticket h3{font-size:20px;}
.ticket .price{margin-top:14px;display:flex;align-items:baseline;gap:6px;}
.ticket .price b{font-size:34px;font-weight:700;color:var(--c-primary);line-height:1;}
.ticket .price span{font-size:14px;color:var(--c-ink-3);}
.ticket .desc{margin-top:10px;font-size:14px;color:var(--c-ink-2);}
.ticket ul{margin:22px 0 26px;display:flex;flex-direction:column;gap:11px;}
.ticket ul li{display:flex;gap:10px;font-size:15px;color:var(--c-ink-2);align-items:flex-start;}
.ticket ul li i{color:var(--c-success);margin-top:6px;font-size:12px;}
.ticket ul li.no{color:var(--c-ink-3);}
.ticket ul li.no i{color:var(--c-ink-3);}

/* stats band */
.stats-band{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:26px;text-align:center;}
.stat b{display:block;font-size:30px;font-weight:700;color:var(--c-primary);line-height:1.2;}
.stat span{display:block;margin-top:8px;font-size:14px;color:var(--c-ink-2);}

/* news */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.news-head .section-head{margin-bottom:0;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;color:var(--c-ink);height:100%;}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);color:var(--c-ink);}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--c-band);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:22px;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:17px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.55;}
.news-body p{margin-top:10px;font-size:14px;color:var(--c-ink-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-ink-3);border-top:1px solid var(--c-line);margin-top:18px;}
.news-foot i{color:var(--c-accent);}
.news-empty{grid-column:1/-1;min-height:220px;border:1px dashed var(--c-line);border-radius:var(--r-card);background:var(--c-surface);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--c-ink-2);text-align:center;padding:30px;}
.news-empty i{font-size:26px;color:var(--c-ink-3);}
.news-empty a{font-size:14px;font-weight:600;}

/* faq */
.faq-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;background:transparent;border:0;padding:22px 24px;font-size:17px;font-weight:600;color:var(--c-ink);line-height:1.6;}
.faq-q:hover{color:var(--c-primary);}
.faq-q i{color:var(--c-primary);font-size:15px;transition:transform .18s ease;flex:none;}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{padding:0 24px 22px;font-size:16px;color:var(--c-ink-2);line-height:1.85;}

/* cta form */
.cta-wrap{background:var(--c-primary-dark);color:#fff;border-radius:var(--r-lg);padding:52px;display:grid;grid-template-columns:1fr 1fr;gap:48px;position:relative;overflow:hidden;}
.cta-wrap::before{content:"";position:absolute;right:-40px;bottom:-60px;width:320px;height:320px;background:url('/assets/images/backpic/back-3.png') center/contain no-repeat;opacity:.08;}
.cta-left{position:relative;z-index:2;}
.cta-left h2{color:#fff;}
.cta-left p{margin-top:16px;color:rgba(255,255,255,.82);max-width:420px;}
.cta-points{margin-top:26px;display:flex;flex-direction:column;gap:14px;}
.cta-points li{display:flex;gap:12px;font-size:15px;color:rgba(255,255,255,.86);align-items:flex-start;}
.cta-points li i{color:#FFD9CE;margin-top:6px;font-size:13px;}
.form-card{position:relative;z-index:2;background:var(--c-surface);border-radius:var(--r-card);padding:28px;color:var(--c-ink);}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:14px;font-weight:600;margin-bottom:7px;color:var(--c-ink);}
.form-row label .req{color:var(--c-error);margin-left:3px;}
.form-row input[type="text"],.form-row input[type="tel"],.form-row select,.form-row textarea{width:100%;height:46px;border:1px solid var(--c-line);border-radius:var(--r-input);padding:0 14px;background:var(--c-surface);transition:border-color .18s ease,box-shadow .18s ease;}
.form-row textarea{height:92px;padding:12px 14px;resize:vertical;line-height:1.7;}
.form-row input::placeholder,.form-row textarea::placeholder{color:var(--c-ink-3);}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,90,94,.12);}
.form-row.has-error input,.form-row.has-error select{border-color:var(--c-error);}
.err-msg{display:none;margin-top:6px;font-size:13px;color:var(--c-error);}
.form-row.has-error .err-msg{display:block;}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--c-ink-2);line-height:1.7;}
.check-row input{width:18px;height:18px;margin-top:5px;accent-color:var(--c-primary);flex:none;}
.form-actions{display:flex;justify-content:flex-end;margin-top:22px;}
.toast{position:fixed;right:24px;bottom:24px;background:var(--c-primary-dark);color:#fff;font-size:14px;padding:14px 20px;border-radius:12px;box-shadow:var(--sh-2);opacity:0;transform:translateY(10px);transition:opacity .24s ease,transform .24s ease;z-index:120;pointer-events:none;}
.toast.is-show{opacity:1;transform:translateY(0);}

/* footer */
.site-footer{background:var(--c-primary-dark);color:rgba(250,247,242,.78);padding:64px 0 0;margin-top:0;position:relative;overflow:hidden;}
.site-footer::before{content:"";position:absolute;left:-60px;top:-40px;width:300px;height:300px;background:url('/assets/images/backpic/back-2.webp') center/contain no-repeat;opacity:.06;}
.foot-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;}
.foot-brand .brand-name{color:#fff;font-size:18px;}
.foot-brand .brand-sub{color:rgba(250,247,242,.55);}
.foot-brand p{margin-top:18px;font-size:14px;line-height:1.85;color:rgba(250,247,242,.72);max-width:300px;}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.foot-col ul{display:flex;flex-direction:column;gap:11px;}
.foot-col a{font-size:14px;color:rgba(250,247,242,.75);}
.foot-col a:hover{color:#fff;}
.foot-col li span{font-size:14px;color:rgba(250,247,242,.75);}
.foot-bottom{position:relative;z-index:2;margin-top:52px;border-top:1px solid rgba(250,247,242,.16);padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:14px;color:rgba(250,247,242,.6);}

/* responsive */
@media (max-width:1199px){
  .hero-inner{gap:40px;}
}
@media (max-width:991px){
  :root{--sp-section:72px;}
  .nav-top{height:auto;padding:14px 0;flex-wrap:wrap;gap:14px;}
  .search{order:3;max-width:100%;flex:1 1 100%;}
  .nav-actions .nav-link{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .hero-inner{grid-template-columns:1fr;padding:64px 0 60px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .tickets{grid-template-columns:1fr;}
  .ticket.is-featured{transform:none;}
  .ticket.is-featured:hover{transform:translateY(-2px);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .stats-band{grid-template-columns:repeat(2,1fr);}
  .cta-wrap{grid-template-columns:1fr;padding:36px;gap:32px;}
  .foot-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767px){
  :root{--sp-section:56px;}
  body{font-size:16px;}
  .container{padding:0 18px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:16px;}
  .steps{grid-template-columns:1fr;}
  .feature-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .stats-band{grid-template-columns:1fr;}
  .section-head{margin-bottom:32px;}
  .news-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .btn-block-mobile{width:100%;}
  .hero-btns .btn{flex:1 1 100%;}
  .form-actions{justify-content:stretch;}
  .form-actions .btn{width:100%;}
  .cta-wrap{padding:26px;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;}
}
@media (max-width:559px){
  .brand-name{font-size:15px;}
  .brand-sub{display:none;}
  .hero-card{padding:22px;}
}

/* roulang page: article */
:root{
  --c-primary:#0F5A5E;
  --c-primary-dark:#0A4245;
  --c-primary-mid:#12787D;
  --c-primary-soft:#E6F1EF;
  --c-accent:#E8583A;
  --c-accent-dark:#D5482C;
  --c-accent-soft:#FDECE7;
  --c-bg:#FAF7F2;
  --c-band:#F1ECE3;
  --c-surface:#FFFFFF;
  --c-ink:#1B2422;
  --c-ink-2:#55605D;
  --c-ink-3:#8A938F;
  --c-line:#E4DED3;
  --c-success:#2E8B6B;
  --c-warn:#C77700;
  --c-error:#C2410C;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:10px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(15,90,94,.06);
  --sh-2:0 10px 28px -14px rgba(15,90,94,.22);
  --section-y:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:0;list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.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}
body.no-scroll{overflow:hidden}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:background .18s,color .18s,transform .18s,box-shadow .18s,border-color .18s;
  white-space:nowrap;text-align:center;
}
.btn-sm{height:38px;padding:0 16px;font-size:14.5px}
.btn-md{height:44px;padding:0 22px;font-size:15.5px}
.btn-lg{height:52px;padding:0 28px;font-size:16.5px}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px -10px rgba(232,88,58,.95)}
.btn-primary:hover{background:var(--c-accent-dark);transform:translateY(-1px);box-shadow:0 12px 24px -12px rgba(232,88,58,.95)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px -10px rgba(232,88,58,.95)}
.btn-secondary{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-secondary:hover{background:var(--c-primary-soft);transform:translateY(-1px)}
.btn-secondary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--c-primary);padding:0 6px;height:auto;font-weight:600}
.btn-ghost:hover{color:var(--c-primary-dark);gap:12px}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none!important}
.btn-block{width:100%}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:13px;font-weight:500;line-height:1;
}
.badge-cat{background:var(--c-primary-soft);color:var(--c-primary)}
.badge-time{background:#EFEAE1;color:var(--c-ink-2)}
.badge-accent{background:var(--c-accent-soft);color:var(--c-accent-dark)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(250,247,242,.95);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .2s,box-shadow .2s;
}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:0 8px 22px -18px rgba(15,90,94,.55)}
.nav-top{display:flex;align-items:center;gap:22px;height:76px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:12px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-mid));
  color:#fff;display:grid;place-items:center;font-size:14px;font-weight:700;letter-spacing:.5px;
  box-shadow:var(--sh-1);
}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.nav-search{
  position:relative;display:flex;align-items:center;
  flex:1 1 auto;max-width:620px;min-width:0;height:46px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-pill);padding-left:46px;
  transition:border-color .18s,box-shadow .18s;
}
.nav-search .search-icon{position:absolute;left:17px;width:19px;height:19px;color:var(--c-ink-3);pointer-events:none}
.nav-search input{
  flex:1 1 auto;min-width:0;height:100%;border:0;background:transparent;
  outline:none;font-size:15px;padding:0 10px 0 0;
}
.nav-search input::placeholder{color:var(--c-ink-3)}
.nav-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,90,94,.14)}
.nav-search button{
  height:36px;margin-right:5px;padding:0 20px;border:0;border-radius:var(--r-pill);
  background:var(--c-accent);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background .18s;
}
.nav-search button:hover{background:var(--c-accent-dark)}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--c-line);border-radius:var(--r-btn);
  background:var(--c-surface);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:.2s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-chips{border-top:1px solid rgba(228,222,211,.75)}
.chips{display:flex;gap:10px;padding:10px 0 14px;overflow-x:auto;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;gap:7px;padding:8px 16px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);font-size:14.5px;font-weight:600;
  white-space:nowrap;border:1px solid transparent;transition:background .18s,color .18s,transform .18s;
}
.chip i{font-size:12.5px;opacity:.85}
.chip:hover{background:#D8EAE6;transform:translateY(-1px)}
.chip.is-active{background:var(--c-primary);color:#fff}

/* ---------- 移动抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:200;background:rgba(27,36,34,.45);opacity:0;visibility:hidden;transition:opacity .22s,visibility .22s}
.drawer.is-open{opacity:1;visibility:visible}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(330px,86vw);
  background:var(--c-surface);padding:22px;display:flex;flex-direction:column;gap:18px;
  transform:translateX(100%);transition:transform .26s ease;overflow-y:auto;
}
.drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--c-line)}
.drawer-head strong{font-size:16px}
.drawer-close{width:36px;height:36px;border:1px solid var(--c-line);border-radius:10px;background:var(--c-surface);cursor:pointer}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 4px;border-bottom:1px solid var(--c-line);font-size:16px;font-weight:500;color:var(--c-ink-2);
}
.drawer-nav a:hover{color:var(--c-primary)}
.drawer-nav a i{font-size:12px;color:var(--c-ink-3)}

/* ---------- 面包屑 ---------- */
.breadcrumb{background:var(--c-band);border-bottom:1px solid var(--c-line)}
.breadcrumb ol{display:flex;align-items:center;gap:10px;height:48px;font-size:13.5px;color:var(--c-ink-3);overflow:hidden}
.breadcrumb li{display:flex;align-items:center;gap:10px;white-space:nowrap;min-width:0}
.breadcrumb li+li::before{content:"/";color:#CFC7B8}
.breadcrumb a{color:var(--c-ink-2);transition:color .16s}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .is-current{overflow:hidden;text-overflow:ellipsis;color:var(--c-ink-3)}

/* ---------- 文章头部 ---------- */
.article-head{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#F1ECE3 0%,#FAF7F2 100%);
  border-bottom:1px solid var(--c-line);
  padding:52px 0 40px;
}
.article-head::after{
  content:"";position:absolute;right:-120px;top:-80px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle at center,rgba(15,90,94,.09) 0%,rgba(15,90,94,0) 68%);
  pointer-events:none;
}
.article-head-inner{position:relative;z-index:1;max-width:900px}
.article-title{
  font-size:clamp(26px,3.4vw,38px);line-height:1.36;font-weight:700;
  letter-spacing:-.2px;margin:16px 0 18px;color:var(--c-ink);
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:13.5px;color:var(--c-ink-3)}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--c-primary);font-size:13px}
.article-cover{margin-top:32px;border-radius:var(--r-card);overflow:hidden;aspect-ratio:16/9;box-shadow:var(--sh-1)}
.article-cover img{width:100%;height:100%;object-fit:cover}

/* ---------- 文章主体布局 ---------- */
.article-wrap{padding:48px 0 88px}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:56px;
  align-items:start;max-width:1040px;margin:0 auto;
}
.article-body{font-size:17.5px;line-height:1.9;color:var(--c-ink);overflow-wrap:break-word}
.article-body h2{
  position:relative;font-size:clamp(22px,2.2vw,27px);line-height:1.4;font-weight:600;
  margin:44px 0 16px;padding-left:15px;scroll-margin-top:130px;
}
.article-body h2:first-child{margin-top:0}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:4px;border-radius:2px;background:var(--c-primary);
}
.article-body h3{font-size:20px;font-weight:600;line-height:1.5;margin:30px 0 12px;scroll-margin-top:130px}
.article-body h4{font-size:17px;font-weight:600;margin:22px 0 10px}
.article-body p{margin:0 0 1.1em}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em}
.article-body ul li{list-style:disc}
.article-body ol li{list-style:decimal}
.article-body li{margin-bottom:.5em}
.article-body a{color:var(--c-primary);border-bottom:1px solid rgba(15,90,94,.32);transition:color .16s,border-color .16s}
.article-body a:hover{color:var(--c-primary-dark);border-color:var(--c-primary-dark)}
.article-body strong{font-weight:600}
.article-body blockquote{
  margin:24px 0;padding:16px 22px;border-left:3px solid var(--c-primary);
  background:var(--c-primary-soft);border-radius:0 12px 12px 0;color:var(--c-ink-2);font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:24px 0;box-shadow:var(--sh-1)}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--c-ink-3);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15.5px}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 14px;text-align:left;vertical-align:top}
.article-body thead th{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}
.article-body tbody tr:nth-child(even){background:var(--c-band)}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:36px 0}
.article-body code{background:var(--c-band);padding:2px 6px;border-radius:6px;font-size:.9em}

/* ---------- 目录 ---------- */
.toc{position:sticky;top:118px}
.toc-title{font-size:13px;font-weight:600;color:var(--c-ink-3);letter-spacing:.6px;margin-bottom:12px}
.toc-list{border-left:2px solid var(--c-line)}
.toc-list a{
  display:block;padding:6px 0 6px 14px;margin-left:-2px;font-size:13.5px;line-height:1.55;
  color:var(--c-ink-2);border-left:2px solid transparent;transition:color .16s,border-color .16s;
}
.toc-list a:hover{color:var(--c-primary)}
.toc-list a.is-current{color:var(--c-primary);border-left-color:var(--c-primary);font-weight:600}

/* ---------- 文末 ---------- */
.article-foot{margin-top:44px;padding-top:26px;border-top:1px solid var(--c-line);display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between}
.tag-list{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);font-size:13px;font-weight:500;transition:background .18s;
}
.tag:hover{background:#D8EAE6}
.share-list{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--c-ink-3)}
.share-list button,.share-list a{
  width:36px;height:36px;display:grid;place-items:center;border-radius:10px;
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink-2);
  cursor:pointer;transition:border-color .18s,color .18s,transform .18s;
}
.share-list button:hover,.share-list a:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px)}

/* ---------- 空态 ---------- */
.empty-state{
  min-height:260px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-card);
  padding:48px 24px;text-align:center;
}
.empty-state i{font-size:34px;color:var(--c-ink-3)}
.empty-state p{color:var(--c-ink-2);font-size:16px}

/* ---------- 相关推荐 ---------- */
.related{padding:0 0 var(--section-y)}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.related-head h2{font-size:clamp(22px,2.4vw,28px);font-weight:600;line-height:1.35}
.related-head p{font-size:14.5px;color:var(--c-ink-2);margin-top:6px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D8D1C4}
.card-cover{aspect-ratio:16/10;overflow:hidden;background:var(--c-band)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.card:hover .card-cover img{transform:scale(1.03)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17.5px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body p{font-size:14.5px;line-height:1.75;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{margin-top:auto;padding-top:8px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-ink-3)}
.card-meta i{color:var(--c-primary)}

/* ---------- 底部行动条 ---------- */
.cta-band{background:var(--c-primary-dark);color:#F3F0E9;padding:64px 0;position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;left:-80px;bottom:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle at center,rgba(232,88,58,.24) 0%,rgba(232,88,58,0) 70%);
}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);font-weight:600;line-height:1.4;color:#fff}
.cta-inner p{margin-top:8px;font-size:15.5px;color:rgba(243,240,233,.82);max-width:560px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-dark);color:#EDE9E1;padding:68px 0 26px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;border-bottom:1px solid rgba(237,233,225,.16)}
.foot-brand .brand-name{display:block;font-size:19px;font-weight:700;color:#fff;margin-bottom:6px}
.foot-brand .brand-sub{display:block;font-size:13.5px;color:var(--c-accent);letter-spacing:.6px;margin-bottom:14px}
.foot-brand p{font-size:14.5px;line-height:1.85;color:rgba(237,233,225,.72);max-width:360px}
.foot-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:14px}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col li{font-size:14.5px;color:rgba(237,233,225,.72)}
.foot-col a{color:rgba(237,233,225,.72);transition:color .16s}
.foot-col a:hover{color:#fff}
.foot-bottom{padding-top:22px;display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-size:13.5px;color:rgba(237,233,225,.55)}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .article-layout{gap:40px}
}
@media (max-width:991px){
  .nav-top{height:auto;padding:12px 0;flex-wrap:wrap;row-gap:12px}
  .brand{order:1}
  .nav-actions{order:2}
  .nav-search{order:3;flex-basis:100%;max-width:none}
  .nav-toggle{display:inline-flex}
  .nav-chips .chips{padding-top:6px}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;max-width:760px}
  .toc{display:none}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .article-head{padding:40px 0 32px}
}
@media (max-width:767px){
  body{font-size:16.5px}
  :root{--section-y:64px}
  .container{padding:0 18px}
  .brand-name{font-size:15px}
  .brand-mark{width:32px;height:32px;font-size:13px;border-radius:10px}
  .nav-actions .btn-primary{height:36px;padding:0 14px;font-size:13.5px}
  .article-title{font-size:clamp(23px,6vw,29px)}
  .article-wrap{padding:32px 0 64px}
  .article-body{font-size:16.5px;line-height:1.88}
  .article-body h2{font-size:22px;margin-top:34px}
  .article-body table{font-size:14.5px;display:block;overflow-x:auto;white-space:nowrap}
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-inner .btn{width:100%}
  .article-foot{flex-direction:column;align-items:flex-start}
  .foot-grid{grid-template-columns:minmax(0,1fr)}
  .foot-bottom{flex-direction:column;gap:8px}
  .related-head{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (max-width:559px){
  .breadcrumb ol{height:auto;padding:12px 0;flex-wrap:wrap;gap:6px 10px}
  .article-head{padding:32px 0 26px}
  .badge{font-size:12.5px}
}

/* roulang page: category1 */
:root{
  --c-primary:#0F5A5E;
  --c-primary-deep:#0A4245;
  --c-primary-soft:#E6F1EF;
  --c-accent:#E8583A;
  --c-accent-soft:#FDECE7;
  --c-bg:#FAF7F2;
  --c-band:#F1ECE3;
  --c-surface:#FFFFFF;
  --c-ink:#1B2422;
  --c-ink-2:#55605D;
  --c-ink-3:#8A938F;
  --c-line:#E4DED3;
  --c-success:#2E8B6B;
  --c-warn:#C77700;
  --c-error:#C2410C;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:10px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(15,90,94,.06);
  --sh-2:0 10px 28px -14px rgba(15,90,94,.22);
  --h-header:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:160px}
body{margin:0;background:var(--c-bg);color:var(--c-ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:17px;line-height:1.85;font-weight:400}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(250,247,242,.96);backdrop-filter:saturate(1.2) blur(8px);transition:box-shadow .22s,border-color .22s;border-bottom:1px solid transparent}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:0 6px 20px -16px rgba(15,90,94,.45)}
.nav-main{display:flex;align-items:center;gap:22px;min-height:var(--h-header)}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{width:40px;height:40px;border-radius:12px;background:var(--c-primary);color:#fff;display:grid;place-items:center;font-size:18px;box-shadow:var(--sh-1)}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-size:16px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.brand-sub{font-size:12px;color:var(--c-ink-3);letter-spacing:.4px}
.searchbar{flex:1 1 auto;max-width:620px;min-width:240px;display:flex;align-items:center;gap:8px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-pill);padding:6px 6px 6px 16px;transition:border-color .18s,box-shadow .18s}
.searchbar:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,90,94,.14)}
.search-ico{color:var(--c-ink-3);font-size:15px}
.search-input{flex:1;border:0;background:transparent;outline:none;height:38px;font-size:15px}
.search-input::placeholder{color:var(--c-ink-3)}
.search-btn{flex:0 0 auto;background:var(--c-primary);color:#fff;border-radius:var(--r-pill);padding:9px 20px;font-size:14px;font-weight:600;transition:background .18s,transform .18s}
.search-btn:hover{background:var(--c-primary-deep)}
.search-btn:active{transform:translateY(1px)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-quick{font-size:15px;color:var(--c-ink-2);display:inline-flex;align-items:center;gap:6px;padding:8px 10px;border-radius:var(--r-pill);transition:background .18s,color .18s}
.nav-quick:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink);font-size:17px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);font-weight:600;transition:background .18s,color .18s,border-color .18s,transform .18s,box-shadow .18s;border:1px solid transparent;white-space:nowrap}
.btn-sm{height:40px;padding:0 18px;font-size:15px}
.btn-md{height:46px;padding:0 22px;font-size:16px}
.btn-lg{height:52px;padding:0 28px;font-size:17px}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px -12px rgba(232,88,58,.9)}
.btn-primary:hover{background:#D64A2D;transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(232,88,58,.85)}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{border-color:var(--c-primary);color:var(--c-primary);background:transparent}
.btn-outline:hover{background:var(--c-primary-soft)}
.btn-ghost{color:var(--c-primary);padding:0;height:auto;font-weight:600}
.btn-ghost:hover{color:var(--c-primary-deep)}
.btn-ghost i{transition:transform .18s}
.btn-ghost:hover i{transform:translateX(3px)}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none}
.btn-block{width:100%}

/* 分类 chips 行 */
.chips-row{border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);background:rgba(255,255,255,.66)}
.chips-wrap{overflow-x:auto;scrollbar-width:none}
.chips-wrap::-webkit-scrollbar{display:none}
.chips{display:flex;align-items:center;gap:10px;padding:10px 0;white-space:nowrap}
.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary);font-size:15px;font-weight:500;border:1px solid transparent;transition:background .18s,color .18s,box-shadow .18s}
.chip i{font-size:14px}
.chip:hover{background:#D6E8E5}
.chip.is-active{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1)}
.chip.is-active:hover{background:var(--c-primary-deep)}

/* 移动端抽屉 */
.mobile-drawer{display:none;border-top:1px solid var(--c-line);background:var(--c-surface);padding:14px 0 22px}
.mobile-drawer.is-open{display:block}
.drawer-list li+li{border-top:1px solid var(--c-line)}
.drawer-list a{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;font-size:16px;color:var(--c-ink-2)}
.drawer-list a:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.drawer-cta{padding:16px 24px 0}

/* 面包屑 */
.crumb-bar{background:var(--c-band);border-bottom:1px solid var(--c-line)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;min-height:48px;font-size:14px;color:var(--c-ink-2)}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{color:var(--c-ink-3)}
.crumb .now{color:var(--c-ink-3)}

/* 矮版页头 */
.pagehead{position:relative;overflow:hidden;color:#fff;background:linear-gradient(120deg,rgba(10,66,69,.95),rgba(15,90,94,.86)),url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center}
.pagehead-wave{position:absolute;inset:auto 0 0 0;opacity:.09;pointer-events:none}
.pagehead-wave svg{width:100%;height:150px}
.pagehead-inner{position:relative;z-index:2;padding:44px 0 48px;min-height:220px;display:flex;flex-direction:column;justify-content:center}
.badge{display:inline-flex;align-items:center;gap:7px;padding:5px 14px;border-radius:var(--r-pill);font-size:13px;font-weight:500}
.badge-light{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.28)}
.badge-soft{background:var(--c-primary-soft);color:var(--c-primary)}
.badge-warn{background:#FDF3E2;color:var(--c-warn)}
.pagehead h1{font-size:clamp(28px,4vw,44px);line-height:1.3;font-weight:700;margin:16px 0 10px;letter-spacing:.3px}
.pagehead-sub{font-size:16px;color:rgba(255,255,255,.86);max-width:640px}

/* 通用板块 */
.section{padding:76px 0}
.section-band{background:var(--c-band)}
.section-head{max-width:720px;margin-bottom:36px}
.section-head h2{font-size:clamp(23px,2.5vw,31px);font-weight:600;line-height:1.4;position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:3px;background:var(--c-primary)}
.section-head p{margin-top:12px;color:var(--c-ink-2);font-size:16px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--c-primary);background:var(--c-primary-soft);border-radius:var(--r-pill);padding:5px 14px;margin-bottom:14px}

/* 状态条 */
.status-strip{display:flex;flex-wrap:wrap;align-items:center;gap:14px 26px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:16px 22px;box-shadow:var(--sh-1);margin-top:32px}
.status-item{display:inline-flex;align-items:center;gap:9px;font-size:15px;color:var(--c-ink-2)}
.dot-live{width:9px;height:9px;border-radius:50%;background:var(--c-success);box-shadow:0 0 0 4px rgba(46,139,107,.16);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(46,139,107,.28)}70%{box-shadow:0 0 0 8px rgba(46,139,107,0)}100%{box-shadow:0 0 0 0 rgba(46,139,107,0)}}
.status-item strong{color:var(--c-ink);font-weight:600}

/* 步骤布局 */
.steps-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:40px;align-items:start}
.stepnav{position:sticky;top:150px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:16px;box-shadow:var(--sh-1)}
.stepnav-title{font-size:13px;color:var(--c-ink-3);letter-spacing:.6px;padding:6px 12px 10px}
.stepnav ol{display:flex;flex-direction:column;gap:4px}
.stepnav a{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:12px;font-size:15px;color:var(--c-ink-2);transition:background .18s,color .18s}
.stepnav a:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.stepnav a.is-current{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}
.stepnav .num{flex:0 0 auto;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:var(--c-band);color:var(--c-ink-2);font-size:13px;font-weight:600}
.stepnav a.is-current .num{background:var(--c-primary);color:#fff}
.stepnav-help{margin-top:14px;border-top:1px solid var(--c-line);padding:14px 12px 4px;font-size:14px;color:var(--c-ink-2)}
.stepnav-help a{color:var(--c-primary);font-weight:600}

.step-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-1);transition:box-shadow .2s,transform .2s;margin-bottom:20px}
.step-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.step-card:last-child{margin-bottom:0}
.step-card h3{font-size:20px;font-weight:600;display:flex;align-items:center;gap:12px;margin-bottom:12px}
.step-no{flex:0 0 auto;display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--c-primary);color:#fff;font-size:14px;font-weight:700}
.step-card p{color:var(--c-ink-2);font-size:16px}
.mini-list{margin-top:16px;display:grid;gap:10px}
.mini-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--c-ink-2)}
.mini-list i{color:var(--c-primary);font-size:14px;margin-top:6px}
.tip{display:flex;gap:12px;align-items:flex-start;margin-top:18px;background:var(--c-accent-soft);border-left:3px solid var(--c-accent);border-radius:12px;padding:12px 16px;font-size:15px;color:var(--c-ink-2)}
.tip i{color:var(--c-accent);margin-top:5px;font-size:14px}
.tip strong{color:var(--c-ink);font-weight:600}

/* 清单 */
.prep-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.prep-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1);transition:box-shadow .2s,transform .2s}
.prep-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.prep-card h3{font-size:19px;font-weight:600;display:flex;align-items:center;gap:10px;margin-bottom:8px}
.prep-card h3 i{color:var(--c-primary)}
.prep-card>p{color:var(--c-ink-2);font-size:15px}
.prep-list{margin-top:16px;display:grid;gap:12px}
.prep-list li{display:flex;gap:12px;align-items:flex-start;padding-bottom:12px;border-bottom:1px dashed var(--c-line);font-size:15px;color:var(--c-ink-2)}
.prep-list li:last-child{border-bottom:0;padding-bottom:0}
.prep-list li i{color:var(--c-success);margin-top:6px;font-size:14px}

/* 适用对象 */
.who-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.who-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);transition:background .2s,box-shadow .2s,transform .2s}
.who-card:hover{background:var(--c-primary-soft);box-shadow:var(--sh-2);transform:translateY(-2px)}
.who-ico{width:42px;height:42px;border-radius:12px;background:var(--c-primary-soft);color:var(--c-primary);display:grid;place-items:center;font-size:17px;margin-bottom:16px}
.who-card:hover .who-ico{background:#fff}
.who-card h3{font-size:17px;font-weight:600;margin-bottom:8px}
.who-card p{font-size:15px;color:var(--c-ink-2)}

/* 表单区 */
.reg-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:44px;align-items:start;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:40px;box-shadow:var(--sh-1)}
.reg-copy h2{font-size:clamp(23px,2.5vw,30px);font-weight:600;line-height:1.4}
.reg-copy p{margin-top:12px;color:var(--c-ink-2);font-size:16px}
.reg-points{margin-top:22px;display:grid;gap:12px}
.reg-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--c-ink-2)}
.reg-points i{color:var(--c-primary);margin-top:6px;font-size:14px}
.form-grid{display:grid;gap:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:7px}
.field .req{color:var(--c-accent);margin-left:3px}
.field input[type="text"],.field input[type="tel"],.field select,.field textarea{width:100%;height:46px;border:1px solid var(--c-line);border-radius:var(--r-input);background:var(--c-bg);padding:0 14px;font-size:15px;outline:none;transition:border-color .18s,box-shadow .18s,background .18s}
.field textarea{height:88px;padding:12px 14px;resize:vertical;line-height:1.7}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--c-ink-3) 50%),linear-gradient(135deg,var(--c-ink-3) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 3px rgba(15,90,94,.14)}
.field.has-error input,.field.has-error select{border-color:var(--c-error);box-shadow:0 0 0 3px rgba(194,65,12,.12)}
.err{display:none;color:var(--c-error);font-size:13px;margin-top:6px}
.field.has-error .err{display:block}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--c-ink-2)}
.agree input{width:18px;height:18px;margin-top:5px;accent-color:var(--c-primary)}
.form-note{font-size:13px;color:var(--c-ink-3)}
.toast{display:none;margin-top:14px;background:#E9F5F0;border:1px solid #BFE3D5;color:#1F6B53;border-radius:12px;padding:12px 16px;font-size:14px;transition:opacity .3s}
.toast.is-show{display:block}

/* FAQ */
.faq{display:grid;gap:14px;max-width:920px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .2s,transform .2s}
.faq-item:hover{box-shadow:var(--sh-2)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;text-align:left;font-size:17px;font-weight:600;color:var(--c-ink)}
.faq-q .ico{flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary);display:grid;place-items:center;font-size:13px;transition:transform .18s,background .18s,color .18s}
.faq-item.is-open .faq-q .ico{background:var(--c-primary);color:#fff;transform:rotate(180deg)}
.faq-a{display:none;padding:0 24px 22px;font-size:16px;line-height:1.85;color:var(--c-ink-2);border-top:1px solid var(--c-line);padding-top:16px}
.faq-item.is-open .faq-a{display:block}

/* CTA 条 */
.cta-bar{background:linear-gradient(120deg,var(--c-primary-deep),var(--c-primary));color:#fff;border-radius:var(--r-lg);padding:40px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;position:relative;overflow:hidden}
.cta-bar::after{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;background:rgba(255,255,255,.06)}
.cta-copy{position:relative;z-index:2}
.cta-copy h2{font-size:clamp(22px,2.4vw,28px);font-weight:600;line-height:1.4}
.cta-copy p{margin-top:8px;font-size:15px;color:rgba(255,255,255,.84)}
.cta-actions{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap}
.btn-white{background:#fff;color:var(--c-primary-deep)}
.btn-white:hover{background:var(--c-primary-soft)}

/* 页脚 */
.site-footer{background:var(--c-primary-deep);color:#F3F0E9;margin-top:24px;padding:64px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.foot-brand .brand-name{display:block;font-size:18px;font-weight:700;color:#fff}
.foot-brand .brand-sub{display:block;font-size:13px;color:rgba(243,240,233,.62);margin-top:6px;letter-spacing:.4px}
.foot-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(243,240,233,.72);max-width:320px}
.foot-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.foot-col li{margin-bottom:11px;font-size:14px;color:rgba(243,240,233,.72)}
.foot-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.foot-bottom{margin-top:52px;border-top:1px solid rgba(255,255,255,.14);padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:14px;color:rgba(243,240,233,.6)}

/* 响应式 */
@media (max-width:1199px){
  .who-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991px){
  .section{padding:60px 0}
  .nav-toggle{display:inline-grid;place-items:center}
  .nav-quick{display:none}
  .nav-main{flex-wrap:wrap;padding:12px 0;min-height:0;gap:12px}
  .searchbar{order:3;flex:1 1 100%;max-width:none;min-width:0}
  .steps-layout{grid-template-columns:minmax(0,1fr);gap:26px}
  .stepnav{position:static;padding:10px;border-radius:var(--r-pill);overflow:hidden}
  .stepnav-title,.stepnav-help{display:none}
  .stepnav ol{flex-direction:row;gap:8px;overflow-x:auto;scrollbar-width:none}
  .stepnav ol::-webkit-scrollbar{display:none}
  .stepnav a{white-space:nowrap;padding:8px 14px;border-radius:var(--r-pill)}
  .stepnav a .num{width:22px;height:22px;font-size:12px}
  .reg-wrap{grid-template-columns:minmax(0,1fr);gap:30px;padding:30px}
  .prep-grid{grid-template-columns:minmax(0,1fr)}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 18px}
  .brand-name{font-size:15px;white-space:normal}
  .brand-sub{display:none}
  .section{padding:52px 0}
  .step-card{padding:22px}
  .faq-q{padding:16px 18px;font-size:16px}
  .faq-a{padding:14px 18px 20px}
  .cta-bar{padding:28px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .who-grid{grid-template-columns:minmax(0,1fr)}
  .pagehead-inner{padding:34px 0 38px;min-height:200px}
  .foot-bottom{flex-direction:column;gap:8px}
}
@media (max-width:559px){
  .foot-grid{grid-template-columns:minmax(0,1fr)}
  .btn-md,.btn-lg{width:100%}
  .status-strip{padding:14px 16px}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --c-primary:#0F5A5E;
  --c-primary-dark:#0A4245;
  --c-primary-soft:#E6F1EF;
  --c-accent:#E8583A;
  --c-accent-dark:#CE4526;
  --c-accent-soft:#FDECE7;
  --c-bg:#FAF7F2;
  --c-band:#F1ECE3;
  --c-surface:#FFFFFF;
  --c-ink:#1B2422;
  --c-ink-2:#55605D;
  --c-ink-3:#8A938F;
  --c-line:#E4DED3;
  --c-success:#2E8B6B;
  --c-warn:#C77700;
  --c-error:#C2410C;
  --r-sm:10px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(15,90,94,.06);
  --sh-2:0 10px 28px -14px rgba(15,90,94,.22);
  --sh-3:0 18px 44px -22px rgba(15,90,94,.30);
  --container:1200px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:600;color:var(--c-ink);}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-accent);}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,select,textarea{font-family:inherit;font-size:16px;color:var(--c-ink);}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
::selection{background:var(--c-primary-soft);color:var(--c-primary-dark);}

/* ============ 容器与通用 ============ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section--band{background:var(--c-band);}
.section--tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:14px;}
.section-head p{color:var(--c-ink-2);font-size:16px;margin:0;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:500;letter-spacing:.04em;
  color:var(--c-primary);background:var(--c-primary-soft);
  padding:5px 14px;border-radius:var(--r-pill);margin-bottom:16px;
}
.divider{height:1px;background:var(--c-line);border:0;margin:0;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-sm);
  font-size:16px;font-weight:600;line-height:1;white-space:nowrap;
  transition:transform .16s ease,box-shadow .16s ease,background-color .16s ease,color .16s ease,border-color .16s ease;
}
.btn:active{transform:translateY(1px);}
.btn--primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px -10px rgba(232,88,58,.7);}
.btn--primary:hover{background:var(--c-accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(232,88,58,.75);}
.btn--secondary{background:transparent;color:var(--c-primary);border:1px solid var(--c-primary);}
.btn--secondary:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.btn--ghost{color:var(--c-primary);padding:0 6px;height:auto;font-weight:600;}
.btn--ghost i{transition:transform .18s ease;}
.btn--ghost:hover i{transform:translateX(4px);}
.btn--sm{height:36px;padding:0 16px;font-size:14px;}
.btn--lg{height:52px;padding:0 30px;font-size:17px;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,247,242,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 20px -16px rgba(15,90,94,.35);}
.topbar-inner{display:flex;align-items:center;gap:24px;height:76px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-ink);}
.brand:hover{color:var(--c-ink);}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;
}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.search-form{
  position:relative;flex:1 1 auto;max-width:620px;min-width:260px;
  display:flex;align-items:center;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  padding:0 6px 0 16px;height:48px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-form:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,90,94,.12);}
.search-form i{color:var(--c-ink-3);font-size:15px;}
.search-form input{
  flex:1;border:0;background:transparent;height:100%;padding:0 12px;
  font-size:15px;outline:none;
}
.search-form input::placeholder{color:var(--c-ink-3);}
.search-form button{
  height:36px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;
  transition:background-color .18s ease;
}
.search-form button:hover{background:var(--c-primary-dark);}
.topbar-actions{display:flex;align-items:center;gap:18px;margin-left:auto;flex:0 0 auto;}
.topbar-link{font-size:15px;color:var(--c-ink-2);font-weight:500;white-space:nowrap;}
.topbar-link:hover{color:var(--c-primary);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  color:var(--c-primary);font-size:20px;border:1px solid var(--c-line);background:var(--c-surface);
}
.chipsbar{border-top:1px solid rgba(228,222,211,.7);}
.chipsbar .container{padding-top:10px;padding-bottom:10px;}
.chips{display:flex;gap:10px;align-items:center;overflow-x:auto;scrollbar-width:none;}
.chips::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;gap:7px;white-space:nowrap;
  height:38px;padding:0 18px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:15px;font-weight:500;transition:background-color .18s ease,color .18s ease,transform .18s ease;
}
.chip i{font-size:13px;}
.chip:hover{background:#D6E8E5;color:var(--c-primary-dark);transform:translateY(-1px);}
.chip.is-active{background:var(--c-primary);color:#fff;}
.chip.is-active:hover{background:var(--c-primary-dark);color:#fff;}
.drawer{
  display:none;border-top:1px solid var(--c-line);background:var(--c-surface);
  padding:16px 0 24px;
}
.drawer.is-open{display:block;}
.drawer ul li a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;font-size:16px;color:var(--c-ink);border-bottom:1px solid var(--c-line);
}
.drawer ul li a:hover{color:var(--c-primary);}
.drawer ul li a i{color:var(--c-ink-3);font-size:13px;}
.drawer-cta{margin-top:20px;}
.drawer-cta .btn{width:100%;}

/* ============ 内页矮页头 ============ */
.page-hero{
  position:relative;overflow:hidden;
  background-color:var(--c-primary-dark);
  background-image:linear-gradient(115deg,rgba(10,66,69,.92),rgba(15,90,94,.86)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  padding:52px 0 56px;color:#fff;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.08;
  background-image:repeating-linear-gradient(115deg,#fff 0 1px,transparent 1px 26px);
}
.page-hero .container{position:relative;z-index:1;}
.breadcrumb{display:flex;align-items:center;gap:9px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:22px;}
.breadcrumb a{color:rgba(255,255,255,.86);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{opacity:.55;}
.breadcrumb .current{color:rgba(255,255,255,.66);}
.page-hero h1{font-size:clamp(28px,3.6vw,40px);font-weight:700;color:#fff;max-width:900px;}
.page-hero h1 .h1-sub{
  display:block;font-size:clamp(15px,1.5vw,18px);font-weight:400;
  color:rgba(255,255,255,.82);margin-top:14px;line-height:1.6;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.hero-tags span{
  font-size:13px;padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.22);
}

/* ============ 卡片与网格 ============ */
.grid{display:grid;gap:24px;}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr));}
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6E0DC;}
.card h3{font-size:19px;margin-bottom:10px;}
.card p{color:var(--c-ink-2);font-size:15.5px;line-height:1.8;margin:0;}
.card-icon{
  width:44px;height:44px;border-radius:12px;background:var(--c-primary-soft);
  color:var(--c-primary);display:flex;align-items:center;justify-content:center;
  font-size:18px;margin-bottom:18px;
}
.card-icon--accent{background:var(--c-accent-soft);color:var(--c-accent);}
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);
}
.badge--neutral{background:var(--c-band);color:var(--c-ink-2);}
.badge--accent{background:var(--c-accent-soft);color:var(--c-accent-dark);}
.badge--success{background:#E4F2EC;color:var(--c-success);}

/* ============ 自检清单 + 评分卡 ============ */
.baseline{display:grid;grid-template-columns:1.6fr 1fr;gap:28px;align-items:start;}
.check-list{display:grid;gap:14px;}
.check-item{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:20px 22px;box-shadow:var(--sh-1);
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.check-item:hover{border-color:#D6E0DC;box-shadow:var(--sh-2);transform:translateY(-2px);}
.check-item .tick{
  width:26px;height:26px;flex:0 0 auto;border-radius:8px;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:12px;margin-top:3px;
}
.check-item h3{font-size:17px;margin-bottom:6px;}
.check-item p{font-size:15px;color:var(--c-ink-2);line-height:1.75;margin:0;}
.check-item .tagline{margin-top:10px;}

.score-card{
  background:var(--c-primary);color:#fff;border-radius:var(--r-xl);
  padding:30px 28px;box-shadow:var(--sh-3);position:sticky;top:120px;
}
.score-card .score-label{font-size:14px;color:rgba(255,255,255,.78);}
.score-card .score-num{font-size:44px;font-weight:700;line-height:1.1;margin:10px 0 4px;}
.score-card .score-num small{font-size:16px;font-weight:400;color:rgba(255,255,255,.72);}
.bar{height:8px;border-radius:var(--r-pill);background:rgba(255,255,255,.2);overflow:hidden;margin:18px 0 20px;}
.bar span{display:block;height:100%;width:75%;border-radius:var(--r-pill);background:var(--c-accent);}
.score-card ul{display:grid;gap:11px;font-size:15px;color:rgba(255,255,255,.88);}
.score-card ul li{display:flex;gap:10px;align-items:flex-start;}
.score-card ul li i{font-size:13px;margin-top:6px;color:#fff;}
.score-card .score-foot{font-size:13.5px;color:rgba(255,255,255,.7);margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.18);}

/* ============ 对照表 ============ */
.table-wrap{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
}
table.compare{width:100%;border-collapse:collapse;font-size:15.5px;}
table.compare thead th{
  text-align:left;font-weight:600;font-size:14px;color:var(--c-ink-2);
  background:var(--c-band);padding:16px 22px;white-space:nowrap;
}
table.compare tbody td{padding:18px 22px;border-top:1px solid var(--c-line);color:var(--c-ink-2);vertical-align:top;}
table.compare tbody tr:nth-child(even){background:#FBF9F5;}
table.compare tbody td:first-child{color:var(--c-ink);font-weight:600;white-space:nowrap;}
.table-note{font-size:14px;color:var(--c-ink-3);margin-top:14px;}

/* ============ 图文区块 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;}
.split-media{border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sh-2);}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.device-list{display:grid;gap:12px;margin-top:26px;}
.device-item{
  display:flex;align-items:center;gap:16px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:16px 20px;transition:border-color .2s ease,box-shadow .2s ease;
}
.device-item:hover{border-color:#D6E0DC;box-shadow:var(--sh-1);}
.device-item .d-icon{
  width:40px;height:40px;flex:0 0 auto;border-radius:10px;background:var(--c-band);
  color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-size:16px;
}
.device-item .d-body{flex:1;min-width:0;}
.device-item .d-body strong{display:block;font-size:15.5px;font-weight:600;}
.device-item .d-body span{font-size:13.5px;color:var(--c-ink-3);}

/* ============ 时间线 ============ */
.timeline{position:relative;padding-left:34px;margin-top:8px;}
.timeline::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:var(--c-primary-soft);}
.tl-item{position:relative;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-31px;top:9px;width:12px;height:12px;border-radius:50%;
  background:var(--c-accent);box-shadow:0 0 0 4px var(--c-accent-soft);
}
.tl-item .tl-time{font-size:13px;font-weight:500;color:var(--c-accent-dark);letter-spacing:.02em;margin-bottom:8px;display:block;}
.tl-item h3{font-size:18px;margin-bottom:8px;}
.tl-item p{font-size:15.5px;color:var(--c-ink-2);margin:0;max-width:720px;}

/* ============ FAQ ============ */
.faq{display:grid;gap:12px;max-width:900px;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#D6E0DC;}
.faq-item.is-open{border-color:var(--c-primary);box-shadow:var(--sh-2);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;font-size:17px;font-weight:600;color:var(--c-ink);
}
.faq-q i{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:12px;
  transition:transform .18s ease,background-color .18s ease,color .18s ease;
}
.faq-item.is-open .faq-q i{transform:rotate(45deg);background:var(--c-accent);color:#fff;}
.faq-a{display:none;padding:0 24px 22px;color:var(--c-ink-2);font-size:16px;line-height:1.85;}
.faq-item.is-open .faq-a{display:block;}

/* ============ CTA ============ */
.cta-band{
  background:var(--c-primary-dark);color:#fff;border-radius:var(--r-xl);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-3);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.05);
}
.cta-band h2{font-size:clamp(22px,2.3vw,28px);color:#fff;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.8);font-size:16px;margin:0;max-width:620px;}
.cta-band .cta-actions{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap;}
.btn--onDark{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5);}
.btn--onDark:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-dark);color:rgba(255,255,255,.78);padding:68px 0 26px;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;}
.foot-brand .brand-name{display:block;color:#fff;font-size:17px;font-weight:700;margin-bottom:8px;}
.foot-brand .brand-sub{display:block;font-size:13px;color:rgba(255,255,255,.6);letter-spacing:.04em;margin-bottom:14px;}
.foot-brand p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.7);max-width:320px;margin:0;}
.foot-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600;}
.foot-col ul{display:grid;gap:11px;}
.foot-col ul li a,.foot-col ul li span{font-size:14.5px;color:rgba(255,255,255,.72);}
.foot-col ul li a:hover{color:#fff;}
.foot-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:14px;color:rgba(255,255,255,.55);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .search-form{max-width:480px;}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr;}
  .foot-col:last-child{grid-column:span 3;}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .grid--4{grid-template-columns:repeat(2,minmax(0,1fr));}
  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .baseline{grid-template-columns:1fr;}
  .score-card{position:static;}
  .split{grid-template-columns:1fr;gap:32px;}
  .topbar-link{display:none;}
  .search-form{max-width:360px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 32px;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .foot-col:last-child{grid-column:span 2;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .topbar-inner{flex-wrap:wrap;height:auto;padding:12px 0 10px;gap:12px;}
  .brand{order:1;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;order:2;margin-left:auto;}
  .topbar-actions{order:2;gap:10px;}
  .topbar-actions .btn--primary{display:none;}
  .search-form{order:3;flex:1 1 100%;max-width:none;min-width:0;}
  .chipsbar{display:none;}
  .grid--2,.grid--3,.grid--4{grid-template-columns:1fr;}
  .page-hero{padding:38px 0 42px;}
  .cta-band{padding:30px 22px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{width:100%;}
  .card{padding:20px;}
  .faq-q{padding:17px 18px;font-size:16px;}
  .faq-a{padding:0 18px 18px;font-size:15.5px;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-col:last-child{grid-column:span 1;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .table-wrap{overflow-x:auto;}
  table.compare{min-width:640px;}
}
@media (max-width:519px){
  .brand-name{font-size:15.5px;white-space:normal;line-height:1.3;}
  .check-item{padding:18px;}
  .score-card{padding:24px 20px;}
}

/* roulang page: category3 */
/* ===== 设计变量 ===== */
:root{
  --c-primary:#0F5A5E;
  --c-primary-d:#0A4245;
  --c-primary-soft:#E6F1EF;
  --c-accent:#E8583A;
  --c-accent-d:#CD4529;
  --c-accent-soft:#FDECE7;
  --c-bg:#FAF7F2;
  --c-band:#F1ECE3;
  --c-surface:#FFFFFF;
  --c-ink:#1B2422;
  --c-ink-2:#55605D;
  --c-ink-3:#8A938F;
  --c-line:#E4DED3;
  --c-ok:#2E8B6B;
  --c-warn:#C77700;
  --c-err:#C2410C;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:10px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(15,90,94,.06);
  --sh-2:0 10px 28px -14px rgba(15,90,94,.22);
  --sp-block:96px;
  --container:1200px;
}
/* ===== reset / base ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;line-height:1.85;color:var(--c-ink);background:var(--c-bg);
}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.3;font-weight:600;color:var(--c-ink)}
h1{font-size:clamp(30px,4.2vw,46px);font-weight:700;line-height:1.25}
h2{font-size:clamp(24px,2.6vw,32px)}
h3{font-size:20px}
h4{font-size:17px}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-accent)}
img{max-width:100%;display:block;height:auto}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0 0 1.1em;padding-left:1.3em}
li{margin-bottom:.4em}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:var(--sp-block) 0}
.section--band{background:var(--c-band)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head p{color:var(--c-ink-2);margin-bottom:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--c-primary);background:var(--c-primary-soft);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:16px}
.eyebrow::before{content:"";width:16px;height:2px;background:var(--c-accent);border-radius:2px}
.muted{color:var(--c-ink-3);font-size:14px}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:var(--r-btn);
  padding:0 22px;height:44px;font-size:15px;font-weight:600;cursor:pointer;transition:all .18s ease;white-space:nowrap}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-lg{height:52px;padding:0 30px;font-size:16px}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--c-accent-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px)}
.btn-secondary{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn-secondary:hover{background:var(--c-primary-soft);color:var(--c-primary-d)}
.btn-ghost{background:transparent;color:var(--c-primary);padding:0 6px}
.btn-ghost:hover{color:var(--c-accent);gap:12px}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ===== 徽章 / 标签 ===== */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;padding:5px 12px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);line-height:1.4}
.badge-neutral{background:#EFEAE1;color:var(--c-ink-2)}
.badge-accent{background:var(--c-accent-soft);color:var(--c-accent-d)}

/* ===== 顶部导航 ===== */
.site-header{position:sticky;top:0;z-index:100;background:rgba(250,247,242,.96);backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;transition:border-color .2s ease,box-shadow .2s ease}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 20px -16px rgba(15,90,94,.5)}
.head-top{display:flex;align-items:center;gap:24px;height:76px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--c-primary);color:#fff;display:grid;place-items:center;font-size:17px}
.brand-text{font-size:18px;font-weight:700;color:var(--c-ink);letter-spacing:.2px}
.brand:hover .brand-text{color:var(--c-primary)}
.search{position:relative;flex:1;max-width:600px;display:flex;align-items:center;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-pill);padding:4px 4px 4px 18px;transition:border-color .2s ease,box-shadow .2s ease}
.search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,90,94,.12)}
.search > i{color:var(--c-ink-3);font-size:15px}
.search input{flex:1;border:0;background:transparent;height:40px;padding:0 12px;font-size:15px;outline:none}
.search input::placeholder{color:var(--c-ink-3)}
.search button{border:0;background:var(--c-primary);color:#fff;height:38px;padding:0 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;cursor:pointer;transition:background .18s ease}
.search button:hover{background:var(--c-primary-d)}
.head-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--c-line);background:#fff;border-radius:12px;cursor:pointer;
  flex-direction:column;justify-content:center;align-items:center;gap:4px}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:.2s}
.head-chips{padding-bottom:14px}
.chips{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding:2px}
.chips::-webkit-scrollbar{display:none}
.chip{display:inline-flex;align-items:center;gap:7px;flex-shrink:0;font-size:14px;font-weight:500;color:var(--c-primary);
  background:var(--c-primary-soft);border-radius:var(--r-pill);padding:8px 16px;transition:all .18s ease}
.chip:hover{background:#d6e9e6;color:var(--c-primary-d)}
.chip.is-active{background:var(--c-primary);color:#fff}
.chip.is-active:hover{background:var(--c-primary-d);color:#fff}
.chip i{font-size:13px}

/* 移动抽屉 */
.drawer{position:fixed;inset:0 0 0 auto;width:min(88vw,360px);background:#fff;z-index:200;padding:24px 22px 32px;
  transform:translateX(102%);transition:transform .26s ease;overflow-y:auto;box-shadow:-18px 0 40px -24px rgba(15,90,94,.4)}
.drawer.is-open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(10,66,69,.42);opacity:0;visibility:hidden;transition:.26s;z-index:190}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-head strong{font-size:16px}
.drawer-close{width:38px;height:38px;border-radius:12px;border:1px solid var(--c-line);background:#fff;cursor:pointer}
.drawer-search{display:flex;align-items:center;gap:10px;border:1px solid var(--c-line);border-radius:var(--r-pill);
  padding:10px 16px;margin-bottom:20px;background:var(--c-bg)}
.drawer-search i{color:var(--c-ink-3)}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:15px}
.drawer-list{list-style:none;margin:0 0 24px;padding:0}
.drawer-list li{margin:0}
.drawer-list a{display:flex;align-items:center;justify-content:space-between;padding:14px 4px;font-size:16px;font-weight:500;
  color:var(--c-ink);border-bottom:1px solid var(--c-line)}
.drawer-list a.is-active{color:var(--c-primary)}
.drawer-list a i{font-size:13px;color:var(--c-ink-3)}
.drawer-cta{display:block;width:100%}

/* ===== 分类页矮页头 ===== */
.page-hero{position:relative;background:var(--c-primary-d);color:#fff;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");background-size:cover;background-position:center;opacity:.22}
.page-hero::after{content:"";position:absolute;inset:0;
  background:radial-gradient(600px 200px at 88% 20%,rgba(232,88,58,.28),transparent 70%)}
.page-hero .container{position:relative;z-index:2;padding-top:44px;padding-bottom:48px}
.crumb{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:18px}
.crumb a{color:rgba(255,255,255,.86)}
.crumb a:hover{color:#fff}
.crumb span{color:rgba(255,255,255,.6)}
.page-hero h1{color:#fff;margin-bottom:14px}
.page-hero p{max-width:640px;color:rgba(255,255,255,.86);margin:0}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-stats span{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:#fff;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);border-radius:var(--r-pill);padding:7px 16px}
.hero-stats i{color:#FFB9A6}

/* ===== 日切换 chips ===== */
.day-switch{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:32px}
.day-btn{border:1px solid var(--c-line);background:#fff;border-radius:var(--r-pill);padding:9px 20px;font-size:14px;font-weight:500;
  color:var(--c-ink-2);cursor:pointer;transition:all .18s ease}
.day-btn:hover{border-color:var(--c-primary);color:var(--c-primary)}
.day-btn.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.day-panel{display:none}
.day-panel.is-active{display:block}

/* ===== 时间线 ===== */
.tl{position:relative;padding-left:28px}
.tl::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;background:var(--c-primary-soft)}
.tl-item{position:relative;padding-bottom:30px}
.tl-item:last-child{padding-bottom:0}
.tl-node{position:absolute;left:-28px;top:8px;width:12px;height:12px;border-radius:50%;background:var(--c-accent);
  border:2px solid #fff;box-shadow:0 0 0 2px var(--c-accent-soft)}
.tl-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px 26px;
  box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.tl-top{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px}
.tl-time{font-size:15px;font-weight:700;color:var(--c-primary);background:var(--c-primary-soft);border-radius:8px;padding:4px 12px}
.tl-card h3{margin-bottom:8px;font-size:19px}
.tl-card p{color:var(--c-ink-2);font-size:16px;margin-bottom:14px}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px}

/* ===== 图文分栏 ===== */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.split-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);position:relative}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.split-list{list-style:none;padding:0;margin:24px 0 0}
.split-list li{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;color:var(--c-ink-2);font-size:16px}
.split-list i{color:var(--c-primary);margin-top:6px;font-size:15px}
.note-bar{margin-top:24px;display:flex;gap:12px;background:var(--c-primary-soft);border-left:3px solid var(--c-primary);
  border-radius:0 var(--r-btn) var(--r-btn) 0;padding:14px 18px;font-size:15px;color:var(--c-primary-d)}
.note-bar i{margin-top:5px}

/* ===== 列表行卡 ===== */
.row-list{display:grid;gap:18px}
.row-card{display:flex;gap:20px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.row-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#cfe3e0}
.row-ico{flex-shrink:0;width:44px;height:44px;border-radius:12px;background:var(--c-primary-soft);color:var(--c-primary);
  display:grid;place-items:center;font-size:18px}
.row-card h3{font-size:18px;margin-bottom:6px}
.row-card p{color:var(--c-ink-2);font-size:16px;margin:0}

/* ===== FAQ ===== */
.faq{display:grid;gap:12px;max-width:880px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item.is-open{border-color:#cfe3e0;box-shadow:var(--sh-2)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;background:transparent;border:0;
  cursor:pointer;text-align:left;padding:20px 24px;font-size:17px;font-weight:600;color:var(--c-ink)}
.faq-q i{flex-shrink:0;color:var(--c-primary);transition:transform .18s ease}
.faq-item.is-open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-a p{padding:0 24px 22px;margin:0;color:var(--c-ink-2);font-size:16px}

/* ===== CTA 条 ===== */
.cta-band{background:var(--c-primary-d);position:relative;overflow:hidden;border-radius:var(--r-lg);color:#fff;
  padding:46px 44px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px}
.cta-band::after{content:"";position:absolute;right:-60px;bottom:-70px;width:240px;height:240px;border-radius:50%;
  background:rgba(232,88,58,.2)}
.cta-band h2{color:#fff;margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.82);margin:0;position:relative;z-index:2}
.cta-band > div{position:relative;z-index:2}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.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}

/* ===== 页脚 ===== */
.site-footer{background:var(--c-primary-d);color:#EFE9DF;margin-top:0;padding:72px 0 0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:48px}
.foot-brand .brand-name{display:block;font-size:19px;font-weight:700;color:#fff;margin-bottom:6px}
.foot-brand .brand-sub{display:inline-block;font-size:13px;color:#9FC4C2;margin-bottom:14px}
.foot-brand p{color:rgba(239,233,223,.78);font-size:15px;max-width:320px;margin:0}
.foot-col h4{color:#fff;font-size:16px;margin-bottom:16px}
.foot-col ul{list-style:none;padding:0;margin:0}
.foot-col li{margin-bottom:10px}
.foot-col a,.foot-col span{color:rgba(239,233,223,.78);font-size:15px}
.foot-col a:hover{color:#FFB9A6}
.foot-bottom{border-top:1px solid rgba(255,255,255,.14);padding:22px 0 30px;display:flex;flex-wrap:wrap;
  justify-content:space-between;gap:12px;font-size:14px;color:rgba(239,233,223,.62)}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  :root{--sp-block:80px}
}
@media (max-width:991px){
  :root{--sp-block:72px}
  .head-top{height:70px;gap:16px}
  .search{max-width:none}
  .split{grid-template-columns:1fr;gap:32px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  :root{--sp-block:56px}
  body{font-size:16px}
  .head-top{height:64px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px;row-gap:10px}
  .brand-text{font-size:16px}
  .head-actions .btn-primary{display:none}
  .nav-toggle{display:flex}
  .search{order:3;flex-basis:100%;max-width:100%}
  .head-chips{padding-bottom:10px}
  .page-hero .container{padding-top:32px;padding-bottom:36px}
  .tl{padding-left:22px}
  .tl::before{left:4px}
  .tl-node{left:-22px}
  .tl-card{padding:20px 18px}
  .row-card{flex-direction:column;gap:14px;padding:20px 18px}
  .cta-band{padding:32px 22px;border-radius:var(--r-card)}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .faq-q{padding:17px 18px;font-size:16px}
  .faq-a p{padding:0 18px 18px}
  .foot-grid{grid-template-columns:1fr;padding-bottom:36px}
  .site-footer{padding-top:52px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .hero-stats span{width:100%;justify-content:center}
  .day-switch{gap:8px}
  .day-btn{flex:1 1 46%;text-align:center;padding:9px 12px}
}

/* roulang page: category4 */
:root{
  --c-primary:#0F5A5E;
  --c-primary-dark:#0A4245;
  --c-primary-soft:#E6F1EF;
  --c-accent:#E8583A;
  --c-accent-dark:#CC4529;
  --c-accent-soft:#FDECE7;
  --c-bg:#FAF7F2;
  --c-band:#F1ECE3;
  --c-surface:#FFFFFF;
  --c-ink:#1B2422;
  --c-ink-2:#55605D;
  --c-ink-3:#8A938F;
  --c-line:#E4DED3;
  --c-success:#2E8B6B;
  --c-warn:#C77700;
  --c-danger:#C2410C;
  --r-card:16px;
  --r-lg:20px;
  --r-btn:10px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(15,90,94,.06);
  --sh-2:0 10px 28px -14px rgba(15,90,94,.22);
  --sp-section:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:600}
h1{font-size:clamp(28px,3.6vw,40px);font-weight:700;line-height:1.25}
h2{font-size:clamp(23px,2.6vw,31px)}
h3{font-size:20px}
h4{font-size:17px}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--sp-section) 0}
.section.band{background:var(--c-band)}
.section.tight{padding-top:56px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:500;letter-spacing:.04em;
  color:var(--c-primary);background:var(--c-primary-soft);
  padding:5px 14px;border-radius:var(--r-pill);margin-bottom:16px;
}
.eyebrow::before{content:"";width:16px;height:2px;background:var(--c-accent);border-radius:2px}
.sec-head{max-width:720px;margin-bottom:40px}
.sec-head h2{margin-bottom:12px}
.sec-sub{color:var(--c-ink-2);font-size:16px}
.sec-head.row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-weight:600;font-size:15px;transition:gap .18s,color .18s;white-space:nowrap}
.link-more:hover{gap:11px;color:var(--c-primary-dark)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--r-btn);cursor:pointer;
  font-weight:600;line-height:1;white-space:nowrap;
  transition:background .18s,color .18s,border-color .18s,transform .18s,box-shadow .18s;
}
.btn-sm{height:36px;padding:0 16px;font-size:14px}
.btn-md{height:44px;padding:0 20px;font-size:15px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 8px 18px -10px rgba(232,88,58,.75)}
.btn-primary:hover{background:var(--c-accent-dark);transform:translateY(-1px);box-shadow:0 12px 22px -12px rgba(232,88,58,.8)}
.btn-primary:active{transform:translateY(1px)}
.btn-secondary{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-secondary:hover{background:var(--c-primary-soft)}
.btn-secondary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--c-primary);padding:0 4px}
.btn-ghost:hover{color:var(--c-primary-dark);gap:12px}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(250,247,242,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .2s,box-shadow .2s;
}
.site-header.is-stuck{border-bottom-color:var(--c-line);box-shadow:0 8px 22px -18px rgba(15,90,94,.6)}
.header-top{display:flex;align-items:center;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:11px;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-size:16px;flex:0 0 auto;
}
.brand-text{font-size:18px;font-weight:700;color:var(--c-primary-dark);letter-spacing:.01em}
.search{
  flex:1 1 auto;max-width:620px;display:flex;align-items:center;gap:8px;
  height:46px;padding:0 6px 0 16px;background:#fff;
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,90,94,.12)}
.search > .fa-magnifying-glass{color:var(--c-ink-3);font-size:15px}
.search input{flex:1 1 auto;min-width:0;height:100%;border:0;background:transparent;outline:none;font-size:15px}
.search input::placeholder{color:var(--c-ink-3);font-size:14px}
.search-btn{
  height:34px;padding:0 18px;border:0;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;
  cursor:pointer;transition:background .18s;flex:0 0 auto;
}
.search-btn:hover{background:var(--c-primary-dark)}
.header-cta{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}
.drawer-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);
  background:#fff;border-radius:12px;color:var(--c-primary);cursor:pointer;
  transition:background .18s;
}
.drawer-toggle:hover{background:var(--c-primary-soft)}
.header-nav{padding-bottom:12px}
.chips{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding:2px 0}
.chips::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 16px;
  border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary-dark);
  font-size:14px;font-weight:500;white-space:nowrap;flex:0 0 auto;
  transition:background .18s,color .18s,transform .18s;
}
.chip i{font-size:13px;opacity:.85}
.chip:hover{background:#D5E8E5;transform:translateY(-1px)}
.chip.is-active{background:var(--c-primary);color:#fff}

/* ============ 移动抽屉 ============ */
.drawer{position:fixed;inset:0;z-index:120;background:rgba(27,36,34,.45);opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s}
.drawer.is-open{opacity:1;visibility:visible}
.drawer-panel{
  position:absolute;top:0;right:0;height:100%;width:min(330px,88vw);
  background:#fff;padding:22px;display:flex;flex-direction:column;gap:18px;
  transform:translateX(100%);transition:transform .28s ease;overflow-y:auto;
}
.drawer.is-open .drawer-panel{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-head .brand-name{font-size:16px;font-weight:700;color:var(--c-primary-dark)}
.drawer-close{width:38px;height:38px;border:1px solid var(--c-line);background:#fff;border-radius:10px;color:var(--c-ink-2);cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;border-top:1px solid var(--c-line)}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;padding:14px 2px;border-bottom:1px solid var(--c-line);font-size:15px;color:var(--c-ink)}
.drawer-nav a i{color:var(--c-ink-3);font-size:13px}
.drawer-nav a:hover{color:var(--c-primary)}
.drawer-cta{margin-top:auto;width:100%}

/* ============ 矮页头 ============ */
.page-head{
  position:relative;overflow:hidden;color:#fff;
  background:var(--c-primary-dark) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  padding:40px 0 48px;
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(10,66,69,.94) 0%,rgba(15,90,94,.82) 58%,rgba(15,90,94,.7) 100%);
}
.page-head::after{
  content:"";position:absolute;right:-60px;bottom:-90px;width:340px;height:340px;
  border-radius:50%;border:2px solid rgba(255,255,255,.08);box-shadow:0 0 0 40px rgba(255,255,255,.035);
}
.page-head .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:16px}
.crumb a:hover{color:#fff}
.crumb .sep{opacity:.55}
.crumb .current{color:rgba(255,255,255,.9)}
.page-head h1{color:#fff;margin-bottom:12px}
.page-head-sub{max-width:600px;color:rgba(255,255,255,.86);font-size:16px;margin:0}
.page-head-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.head-chip{
  display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 14px;
  border-radius:var(--r-pill);background:rgba(255,255,255,.13);
  border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.94);
  font-size:13px;font-weight:500;
}
.head-chip i{font-size:12px;color:var(--c-accent-soft)}

/* ============ 概览数据 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.stat-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);transition:transform .2s,box-shadow .2s,border-color .2s;
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D8D0C2}
.stat-icon{
  width:42px;height:42px;border-radius:12px;background:var(--c-primary-soft);color:var(--c-primary);
  display:grid;place-items:center;font-size:16px;margin-bottom:14px;
}
.stat-card.accent .stat-icon{background:var(--c-accent-soft);color:var(--c-accent)}
.stat-value{font-size:26px;font-weight:700;color:var(--c-primary-dark);line-height:1.2;margin-bottom:6px;font-variant-numeric:tabular-nums}
.stat-label{font-size:14px;color:var(--c-ink-2);margin:0}

/* ============ 分组胶囊 ============ */
.pills{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.pill{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;
  border-radius:var(--r-pill);border:1px solid var(--c-line);background:#fff;
  color:var(--c-ink-2);font-size:14px;font-weight:500;
  transition:color .18s,border-color .18s,background .18s,transform .18s;
}
.pill:hover{color:var(--c-primary);border-color:var(--c-primary);transform:translateY(-1px)}
.pill .num{
  display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:12px;font-weight:600;
}

/* ============ FAQ ============ */
.faq-block{margin-bottom:44px;scroll-margin-top:140px}
.faq-block:last-child{margin-bottom:0}
.faq-block-title{
  display:flex;align-items:center;gap:10px;font-size:19px;font-weight:600;
  color:var(--c-primary-dark);margin-bottom:16px;
}
.faq-block-title::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--c-accent)}
.faq{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item:hover{border-color:#D8D0C2;box-shadow:var(--sh-2)}
.faq-item.is-open{border-color:var(--c-primary)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--c-ink);line-height:1.6;
}
.faq-q:hover{color:var(--c-primary)}
.faq-q .mark{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:grid;place-items:center;font-size:12px;
  transition:transform .24s ease,background .2s,color .2s;
}
.faq-item.is-open .faq-q .mark{background:var(--c-accent);color:#fff;transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:0 24px 22px;color:var(--c-ink-2);font-size:16px;line-height:1.85}
.faq-a-inner ul{margin:12px 0 0;display:flex;flex-direction:column;gap:8px}
.faq-a-inner li{position:relative;padding-left:20px}
.faq-a-inner li::before{
  content:"";position:absolute;left:2px;top:12px;width:6px;height:6px;
  border-radius:50%;background:var(--c-accent);opacity:.8;
}
.faq-a-inner strong{color:var(--c-ink);font-weight:600}

/* ============ 自助排查（图文） ============ */
.help-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.help-figure{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);
  box-shadow:var(--sh-2);background:var(--c-band);
}
.help-figure img{width:100%;aspect-ratio:16/11;object-fit:cover}
.help-steps{display:flex;flex-direction:column;gap:16px;margin-top:24px}
.step{
  display:flex;gap:16px;padding:20px 22px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D8D0C2}
.step-num{
  flex:0 0 auto;width:32px;height:32px;border-radius:10px;
  display:grid;place-items:center;background:var(--c-primary);color:#fff;
  font-size:14px;font-weight:700;
}
.step h4{margin-bottom:6px;color:var(--c-primary-dark)}
.step p{font-size:15px;color:var(--c-ink-2);margin:0}

/* ============ 时效清单 ============ */
.timeline-list{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;
}
.tl-row{
  display:grid;grid-template-columns:1.1fr 1.4fr auto;gap:18px;align-items:center;
  padding:20px 26px;border-bottom:1px solid var(--c-line);
  transition:background .18s;
}
.tl-row:last-child{border-bottom:0}
.tl-row:hover{background:#FBF9F5}
.tl-row .tl-name{font-weight:600;color:var(--c-ink)}
.tl-row .tl-desc{font-size:15px;color:var(--c-ink-2);margin:0}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:var(--r-pill);font-size:13px;font-weight:600;white-space:nowrap;
}
.badge-ok{background:#E4F2EC;color:var(--c-success)}
.badge-warn{background:#FBEFD9;color:var(--c-warn)}
.badge-info{background:var(--c-primary-soft);color:var(--c-primary)}

/* ============ CTA 横条 ============ */
.cta-band{
  background:var(--c-primary-dark);color:#fff;border-radius:var(--r-lg);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-40px;top:-40px;width:220px;height:220px;
  border-radius:50%;border:2px solid rgba(255,255,255,.09);
}
.cta-band h2{color:#fff;margin-bottom:10px;font-size:clamp(21px,2.2vw,27px)}
.cta-band p{color:rgba(255,255,255,.8);margin:0;font-size:15px;max-width:640px}
.cta-band .btn{position:relative;z-index:2;flex:0 0 auto}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-dark);color:rgba(250,247,242,.82);padding:72px 0 0;margin-top:var(--sp-section)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:48px}
.foot-brand .brand-name{display:block;font-size:18px;font-weight:700;color:#fff;margin-bottom:8px}
.foot-brand .brand-sub{display:block;font-size:13px;color:var(--c-accent-soft);letter-spacing:.04em;margin-bottom:16px}
.foot-brand p{font-size:15px;color:rgba(250,247,242,.72);margin:0;max-width:340px;line-height:1.8}
.foot-col h4{color:#fff;font-size:16px;margin-bottom:16px}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col li a,.foot-col li span{font-size:15px;color:rgba(250,247,242,.75);transition:color .18s}
.foot-col li a:hover{color:#fff}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:14px;color:rgba(250,247,242,.6);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .help-grid{gap:36px}
}
@media (max-width:991px){
  :root{--sp-section:72px}
  .header-top{flex-wrap:wrap;gap:16px;padding:12px 0}
  .search{order:3;flex:1 1 100%;max-width:none}
  .header-cta .btn{display:none}
  .drawer-toggle{display:grid;place-items:center}
  .help-grid{grid-template-columns:1fr}
  .tl-row{grid-template-columns:1fr;gap:8px}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 18px}
  .stat-grid{grid-template-columns:1fr;gap:14px}
  .stat-card{padding:20px}
  .page-head{padding:32px 0 40px}
  .sec-head{margin-bottom:28px}
  .sec-head.row{flex-direction:column;align-items:flex-start;gap:12px}
  .faq-q{padding:18px;font-size:16px}
  .faq-a-inner{padding:0 18px 18px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px;gap:22px}
  .cta-band .btn{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:559px){
  .brand-text{font-size:16px}
  .pills{gap:8px}
  .pill{height:36px;padding:0 14px;font-size:13px}
  .search input::placeholder{font-size:13px}
  .search-btn{padding:0 14px}
}