/* roulang page: index */
:root{
  --c-brand:#E1481C;
  --c-brand-2:#FF7A2F;
  --c-brand-deep:#A82E10;
  --c-accent:#C7F03A;
  --c-ink:#14110F;
  --c-ink-2:#3A3430;
  --c-muted:#7A7168;
  --c-line:#E6DFD6;
  --c-bg:#F8F5F1;
  --c-surface:#FFFFFF;
  --c-dark:#191512;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(60,40,20,.06);
  --sh-2:0 16px 40px rgba(60,40,20,.10);
  --sh-brand:0 12px 28px rgba(225,72,28,.28);
  --sp-section:96px;
  --container:1200px;
  --ff-base:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  font-family:var(--ff-base);
  font-size:17px;line-height:1.85;color:var(--c-ink-2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,border-color .25s ease,transform .25s ease,opacity .25s ease;}
a:hover{color:var(--c-brand);}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.3px;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit;}
input,select,textarea{font-family:inherit;font-size:16px;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
@media(min-width:1400px){:root{--container:1320px;--sp-section:120px;}}

/* ---------- 通用组件 ---------- */
.sec{padding:var(--sp-section) 0;}
.sec--tight{padding:calc(var(--sp-section) * .62) 0;}
.sec--dark{background:linear-gradient(160deg,#191512 0%,#2A211A 100%);color:#B9B1A8;}
.sec--dark h2,.sec--dark h3,.sec--dark h4{color:#fff;}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.08em;color:var(--c-brand);font-weight:700;text-transform:uppercase;margin-bottom:14px;}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--c-brand),var(--c-brand-2));}
.sec-head{max-width:720px;margin-bottom:48px;}
.sec-head h2{font-size:36px;line-height:1.25;font-weight:700;margin-bottom:14px;}
.sec-head p{color:var(--c-muted);font-size:17px;margin:0;}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-head--center .eyebrow{justify-content:center;}
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:16px;font-weight:600;letter-spacing:.02em;cursor:pointer;
  transition:all .25s ease;white-space:nowrap;
}
.btn-main{background:linear-gradient(120deg,var(--c-brand),var(--c-brand-2));color:#fff;box-shadow:var(--sh-brand);}
.btn-main:hover{color:#fff;filter:brightness(1.06);transform:translateY(-1px);}
.btn-main:active{transform:translateY(1px);}
.btn-ghost{border:1.5px solid var(--c-ink);color:var(--c-ink);background:transparent;}
.btn-ghost:hover{background:var(--c-ink);color:#fff;}
.btn-ghost--light{border-color:rgba(255,255,255,.5);color:#fff;}
.btn-ghost--light:hover{background:#fff;color:var(--c-ink);border-color:#fff;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--c-brand);}
.link-more span{transition:transform .25s ease;}
.link-more:hover span{transform:translateX(4px);}
.tag{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:var(--r-pill);font-size:12px;letter-spacing:.06em;font-weight:600;}
.tag--line{border:1px solid rgba(225,72,28,.55);color:var(--c-brand);background:transparent;}
.tag--fill{background:linear-gradient(120deg,var(--c-brand),var(--c-brand-2));color:#fff;}
.tag--accent{background:rgba(199,240,58,.18);color:#5d7a06;border:1px solid rgba(199,240,58,.6);}
.surface{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.surface:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.32);}
.ph{background:linear-gradient(140deg,#f3e6dc,#e8d6c8);color:#a2907f;display:flex;align-items:center;justify-content:center;font-weight:700;letter-spacing:.2em;}

/* ---------- 顶部公告条 ---------- */
.topbar{height:40px;background:linear-gradient(100deg,var(--c-brand),var(--c-brand-2));color:#fff;display:flex;align-items:center;font-size:13px;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;}
.topbar__label{display:inline-flex;align-items:center;gap:8px;font-weight:600;letter-spacing:.04em;}
.topbar__dot{width:8px;height:8px;border-radius:50%;background:var(--c-accent);box-shadow:0 0 0 3px rgba(199,240,58,.28);}
.topbar__right{display:flex;align-items:center;gap:18px;}
.topbar__close{width:26px;height:26px;border-radius:50%;background:rgba(255,255,255,.16);color:#fff;font-size:14px;line-height:1;display:flex;align-items:center;justify-content:center;}
.topbar__close:hover{background:rgba(255,255,255,.3);}
.topbar.is-hidden{display:none;}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:transparent;transition:background .25s ease,box-shadow .25s ease;}
.site-header.is-scrolled{background:rgba(248,245,241,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--c-line);box-shadow:var(--sh-1);}
.nav__inner{display:flex;align-items:center;height:80px;gap:12px;transition:height .25s ease;}
.site-header.is-scrolled .nav__inner{height:64px;}
.nav__group{display:flex;align-items:center;gap:26px;flex:1;}
.nav__group--right{justify-content:flex-end;}
.nav__link{position:relative;font-size:15px;font-weight:500;color:var(--c-ink-2);padding:6px 0;white-space:nowrap;}
.nav__link::after{content:"";position:absolute;left:0;bottom:0;width:0;height:3px;border-radius:2px;background:var(--c-brand);transition:width .25s ease;}
.nav__link:hover::after,.nav__link.is-active::after{width:100%;}
.nav__link.is-active{color:var(--c-brand);font-weight:600;}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1.15;padding:0 8px;flex:0 0 auto;}
.brand__main{font-size:22px;font-weight:800;letter-spacing:-.5px;color:var(--c-ink);}
.brand__main em{font-style:normal;color:var(--c-brand);}
.brand__sub{font-size:11px;letter-spacing:.16em;color:var(--c-muted);margin-top:3px;}
.nav__cta{height:42px;padding:0 22px;font-size:15px;}
.nav__burger{display:none;width:42px;height:42px;border-radius:var(--r-sm);border:1px solid var(--c-line);background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:5px;}
.nav__burger i{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;}
.mobile-panel{display:none;background:#fff;border-top:1px solid var(--c-line);box-shadow:var(--sh-2);}
.mobile-panel.is-open{display:block;}
.mobile-panel a{display:block;padding:0 24px;line-height:52px;font-size:16px;border-bottom:1px solid rgba(225,72,28,.12);}
.mobile-panel a.is-active{color:var(--c-brand);font-weight:600;}
.mobile-panel .btn-main{margin:18px 24px 24px;width:calc(100% - 48px);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:64px 0 72px;background:var(--c-bg);}
.hero::before{content:"";position:absolute;inset:0;background-image:url("/assets/images/backpic/back-1.png");background-size:cover;background-position:center;opacity:.14;}
.hero::after{content:"";position:absolute;top:-120px;right:-80px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(255,122,47,.22),transparent 68%);}
.hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;min-height:76vh;}
.hero__label{margin-bottom:20px;}
.hero h1{font-size:56px;line-height:1.1;font-weight:800;letter-spacing:-.5px;margin-bottom:22px;}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,var(--c-brand),var(--c-brand-2));-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero__lead{font-size:18px;line-height:1.85;color:var(--c-ink-2);max-width:560px;margin-bottom:26px;}
.hero__points{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero__media{position:relative;}
.hero__shot{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);aspect-ratio:16/11;background:linear-gradient(140deg,#f3e6dc,#e8d6c8);}
.hero__shot img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.hero__shot:hover img{transform:scale(1.03);}
.hero__badge{position:absolute;background:#fff;border:1px solid var(--c-line);border-radius:18px;box-shadow:var(--sh-2);padding:14px 20px;min-width:150px;}
.hero__badge b{display:block;font-size:30px;line-height:1.1;color:var(--c-ink);font-variant-numeric:tabular-nums;}
.hero__badge b i{font-style:normal;font-size:14px;color:var(--c-muted);margin-left:4px;}
.hero__badge span{font-size:13px;color:var(--c-muted);}
.hero__badge--1{left:-18px;bottom:36px;}
.hero__badge--2{right:-14px;top:34px;}
.hero__badge::after{content:"";position:absolute;right:12px;top:12px;width:9px;height:9px;border-radius:50%;background:var(--c-accent);}

/* ---------- 条带 ---------- */
.strip{border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);background:#fff;padding:20px 0;overflow:hidden;}
.strip__track{display:flex;align-items:center;gap:14px;width:max-content;animation:marquee 30s linear infinite;}
.strip__track:hover{animation-play-state:paused;}
@keyframes marquee{from{transform:translateX(0);}to{transform:translateX(-50%);}}
@media(prefers-reduced-motion:reduce){.strip__track{animation:none;}}

/* ---------- 服务错落网格 ---------- */
.grid-mix{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.grid-mix .mix-card{padding:26px;display:flex;flex-direction:column;gap:14px;}
.grid-mix .mix-card--wide{grid-row:span 2;padding:0;overflow:hidden;}
.mix-card--wide .mix-card__media{aspect-ratio:16/10;overflow:hidden;}
.mix-card--wide .mix-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.mix-card--wide:hover .mix-card__media img{transform:scale(1.03);}
.mix-card__body{padding:26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.mix-icon{width:46px;height:46px;border-radius:14px;background:linear-gradient(120deg,rgba(225,72,28,.12),rgba(255,122,47,.2));color:var(--c-brand);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;">
}
.mix-card h3{font-size:22px;line-height:1.4;font-weight:600;}
.mix-card p{color:var(--c-muted);font-size:15.5px;margin:0;}
.stat-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px;}
.stat-row span{font-size:13px;color:var(--c-ink-2);background:var(--c-bg);border-radius:var(--r-pill);padding:4px 12px;border:1px solid var(--c-line);}

/* ---------- 数据徽章带 ---------- */
.badges{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.badge-card{position:relative;background:#fff;border:1px solid var(--c-line);border-left:4px solid var(--c-brand);border-radius:18px;padding:24px;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;}
.badge-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.badge-card::after{content:"";position:absolute;right:14px;top:14px;width:10px;height:10px;border-radius:50%;background:var(--c-accent);}
.badge-card b{display:block;font-size:40px;line-height:1.1;color:var(--c-ink);font-variant-numeric:tabular-nums;}
.badge-card b i{font-style:normal;font-size:15px;color:var(--c-brand);margin-left:4px;}
.badge-card span{display:block;font-size:14px;color:var(--c-muted);margin-top:6px;}

/* ---------- 图文错落 ---------- */
.story-list{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.story-item{display:flex;gap:20px;padding:22px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;}
.story-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.story-item:nth-child(even){margin-top:34px;}
.story-item__num{font-size:34px;font-weight:800;color:rgba(225,72,28,.28);line-height:1;font-variant-numeric:tabular-nums;}
.story-item__thumb{width:112px;flex:0 0 112px;aspect-ratio:1/1;border-radius:var(--r-md);overflow:hidden;background:#f0e4d8;}
.story-item__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.story-item:hover .story-item__thumb img{transform:scale(1.05);}
.story-item h3{font-size:18px;font-weight:600;margin-bottom:6px;}
.story-item p{font-size:14.5px;color:var(--c-muted);margin:0;}

/* ---------- 步骤条 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;}
.steps::before{content:"";position:absolute;left:6%;right:6%;top:17px;height:2px;background:linear-gradient(90deg,rgba(225,72,28,.35),rgba(199,240,58,.7));}
.step{position:relative;padding-top:52px;}
.step__dot{position:absolute;top:0;left:0;width:36px;height:36px;border-radius:50%;background:linear-gradient(120deg,var(--c-brand),var(--c-brand-2));color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-brand);font-variant-numeric:tabular-nums;}
.step h3{font-size:18px;font-weight:600;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--c-muted);margin:0;}

/* ---------- 资讯卡片 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;display:flex;flex-direction:column;height:100%;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.32);}
.news-card__link{display:flex;flex-direction:column;height:100%;color:inherit;}
.news-card__cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:#f0e4d8;}
.news-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-card__cover img{transform:scale(1.03);}
.news-card__cat{position:absolute;left:14px;top:14px;background:rgba(225,72,28,.9);color:#fff;font-size:12px;padding:4px 12px;border-radius:var(--r-pill);letter-spacing:.06em;}
.news-card__body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;gap:10px;}
.news-card__body h3{font-size:19px;line-height:1.5;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card__body p{font-size:14.5px;color:var(--c-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0;}
.news-card__meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-muted);margin-top:auto;padding-top:10px;border-top:1px dashed var(--c-line);}
.empty-state{grid-column:1/-1;min-height:180px;border-radius:var(--r-lg);background:linear-gradient(140deg,#fbeee4,#f6e6d8);border:1px dashed rgba(225,72,28,.35);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:32px;}
.empty-state strong{font-size:17px;color:var(--c-ink);}
.empty-state p{color:var(--c-muted);font-size:14.5px;margin:0;}

/* ---------- FAQ ---------- */
.faq-list{max-width:880px;margin:0 auto;}
.faq-item{background:#fff;border-radius:18px;margin-bottom:12px;box-shadow:var(--sh-1);position:relative;overflow:hidden;transition:box-shadow .25s ease;}
.faq-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--c-brand);opacity:0;transition:opacity .25s ease;}
.faq-item.is-open::before{opacity:1;}
.faq-item.is-open{box-shadow:var(--sh-2);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;font-size:17px;font-weight:600;color:var(--c-ink);text-align:left;}
.faq-arrow{flex:0 0 30px;width:30px;height:30px;border-radius:50%;background:linear-gradient(120deg,var(--c-brand),var(--c-brand-2));color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;transition:transform .25s ease;}
.faq-item.is-open .faq-arrow{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;padding:0 24px;transition:max-height .3s ease,padding .3s ease;}
.faq-item.is-open .faq-a{max-height:360px;padding:0 24px 20px;}
.faq-a p{font-size:15px;line-height:1.8;color:var(--c-muted);margin:0;}

/* ---------- CTA / 表单 ---------- */
.cta{background:linear-gradient(160deg,#191512 0%,#2A211A 100%);position:relative;overflow:hidden;color:#B9B1A8;}
.cta::before{content:"";position:absolute;inset:0;background-image:url("/assets/images/backpic/back-2.png");background-size:cover;background-position:center;opacity:.12;}
.cta__inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start;}
.cta h2{color:#fff;font-size:34px;line-height:1.3;margin-bottom:16px;}
.cta p{color:#B9B1A8;}
.cta__list{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.cta__list li{display:flex;gap:10px;font-size:15px;color:#cfc7bf;}
.cta__list li::before{content:"";flex:0 0 8px;height:8px;margin-top:10px;border-radius:50%;background:var(--c-accent);}
.form-card{background:#fff;border-radius:var(--r-lg);padding:30px;box-shadow:var(--sh-2);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;color:var(--c-ink-2);margin-bottom:8px;font-weight:500;}
.field label i{color:var(--c-brand);font-style:normal;}
.field input,.field select,.field textarea{
  width:100%;height:48px;border-radius:12px;border:1px solid #E3DCD2;background:#fff;
  padding:0 14px;color:var(--c-ink);transition:border-color .25s ease,box-shadow .25s ease;
}
.field textarea{height:112px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--c-brand) 50%),linear-gradient(135deg,var(--c-brand) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--c-brand);box-shadow:0 0 0 3px rgba(225,72,28,.15);}
.form-note{font-size:13px;color:var(--c-muted);margin-top:12px;}
.form-ok{display:none;margin-top:14px;padding:12px 16px;border-radius:12px;background:rgba(199,240,58,.18);border:1px solid rgba(199,240,58,.7);color:#4f6a05;font-size:14px;}
.form-ok.is-show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:linear-gradient(160deg,#191512 0%,#2A211A 100%);color:#B9B1A8;padding:72px 0 28px;font-size:15px;}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:40px;}
.footer-brand__logo{font-size:22px;font-weight:800;color:#fff;letter-spacing:-.4px;}
.footer-brand__logo em{font-style:normal;color:var(--c-brand-2);}
.footer-brand p{margin-top:14px;color:#9b938b;line-height:1.8;}
.footer-col h4{color:#fff;font-size:16px;font-weight:600;margin-bottom:18px;}
.footer-col li{margin-bottom:10px;}
.footer-col a{color:#B9B1A8;display:inline-block;transition:color .25s ease,transform .25s ease;}
.footer-col a:hover{color:var(--c-brand-2);transform:translateX(2px);}
.footer-contact li{color:#B9B1A8;margin-bottom:12px;line-height:1.7;}
.footer-contact b{color:#fff;font-weight:600;margin-right:6px;}
.footer-cta{display:inline-flex;margin-top:16px;}
.footer-bottom{margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#8d857d;}
.footer-links{display:flex;flex-wrap:wrap;gap:16px;}
.footer-links a:hover{color:var(--c-brand-2);}

/* ---------- 响应式 ---------- */
@media(max-width:1199px){
  .hero h1{font-size:48px;}
  .hero__inner{gap:40px;}
}
@media(max-width:991px){
  .nav__group{display:none;}
  .nav__burger{display:flex;}
  .nav__inner{justify-content:space-between;height:64px;}
  .site-header{background:rgba(248,245,241,.96);border-bottom:1px solid var(--c-line);}
  .brand__main{font-size:19px;}
  .hero__inner{grid-template-columns:1fr;min-height:auto;gap:36px;}
  .hero h1{font-size:40px;}
  .hero__shot{aspect-ratio:16/10;}
  .grid-mix,.story-list,.news-grid{grid-template-columns:repeat(2,1fr);}
  .grid-mix .mix-card--wide{grid-row:auto;grid-column:span 2;}
  .badges{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .steps::before{display:none;}
  .cta__inner{grid-template-columns:1fr;gap:34px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .sec-head h2{font-size:28px;}
}
@media(max-width:575px){
  body{font-size:16px;}
  .topbar{display:none;}
  :root{--sp-section:56px;}
  .container{padding:0 16px;}
  .hero{padding:36px 0 48px;}
  .hero h1{font-size:34px;}
  .hero__lead{font-size:16px;}
  .hero__actions .btn-main,.hero__actions .btn-ghost{width:100%;}
  .hero__badge--1{left:8px;bottom:12px;padding:10px 14px;min-width:120px;}
  .hero__badge--2{right:8px;top:12px;padding:10px 14px;min-width:120px;}
  .hero__badge b{font-size:22px;}
  .grid-mix,.story-list,.news-grid,.form-row{grid-template-columns:1fr;}
  .grid-mix .mix-card--wide{grid-column:auto;}
  .story-item:nth-child(even){margin-top:0;}
  .story-item{flex-direction:column;}
  .story-item__thumb{width:100%;flex:0 0 auto;aspect-ratio:16/10;}
  .badges{grid-template-columns:repeat(2,1fr);gap:14px;}
  .badge-card b{font-size:30px;}
  .steps{grid-template-columns:1fr;}
  .cta h2{font-size:26px;}
  .form-card{padding:22px;}
  .footer-grid{grid-template-columns:1fr;}
  .sec-head h2{font-size:26px;}
}

/* roulang page: article */
:root{
  --c-brand:#E1481C; --c-brand-2:#FF7A2F; --c-brand-deep:#A82E10; --c-accent:#C7F03A;
  --c-ink:#14110F; --c-ink-2:#3A3430; --c-muted:#7A7168; --c-line:#E6DFD6;
  --c-bg:#F8F5F1; --c-surface:#FFFFFF; --c-dark:#191512; --c-dark-2:#2A211A;
  --r-lg:24px; --r-md:16px; --r-sm:10px; --r-pill:999px;
  --sh-1:0 8px 24px rgba(60,40,20,.06); --sh-2:0 16px 40px rgba(60,40,20,.10);
  --sh-brand:0 12px 28px rgba(225,72,28,.28);
  --sp-section:96px; --container:1200px;
  --font-cn:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:"Oswald","Bebas Neue","Segoe UI",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--c-bg);color:var(--c-ink-2);
  font-family:var(--font-cn);font-size:17px;line-height:1.85;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .25s ease,background-color .25s ease,transform .25s ease,box-shadow .25s ease}
a:hover{color:var(--c-brand)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:3px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}

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

/* ============ 按钮 ============ */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);border:0;
  background:linear-gradient(120deg,var(--c-brand-2),var(--c-brand) 55%,var(--c-brand-deep));
  color:#fff;font-size:15px;font-weight:600;letter-spacing:.02em;white-space:nowrap;
  box-shadow:0 6px 16px rgba(225,72,28,.20);
}
.btn-main:hover{color:#fff;filter:brightness(1.06);transform:translateY(-1px);box-shadow:var(--sh-brand)}
.btn-main:active{transform:translateY(1px)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  border:1.5px solid var(--c-ink);background:transparent;color:var(--c-ink);
  font-size:15px;font-weight:600;white-space:nowrap;
}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-1px)}
.btn-ghost--light{border-color:rgba(255,255,255,.7);color:#fff}
.btn-ghost--light:hover{background:#fff;color:var(--c-dark);border-color:#fff}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-brand)}
.link-more span{transition:transform .25s ease}
.link-more:hover span{transform:translateX(4px)}

/* ============ 顶部公告条 ============ */
.topbar{
  background:linear-gradient(100deg,var(--c-brand-2),var(--c-brand) 60%,var(--c-brand-deep));
  color:#fff;font-size:13px;
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;min-height:40px;gap:16px}
.topbar__label{display:inline-flex;align-items:center;gap:8px;font-weight:600}
.topbar__dot{width:7px;height:7px;border-radius:50%;background:var(--c-accent);box-shadow:0 0 0 3px rgba(199,240,58,.28)}
.topbar__right{display:inline-flex;align-items:center;gap:18px;color:rgba(255,255,255,.9)}
.topbar__close{
  width:22px;height:22px;line-height:1;border-radius:50%;border:0;
  background:rgba(255,255,255,.18);color:#fff;font-size:15px;display:grid;place-items:center;
}
.topbar__close:hover{background:rgba(255,255,255,.32)}
.topbar.is-hidden{display:none}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60}
.nav{
  background:rgba(248,245,241,.92);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--c-line);transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-scrolled .nav{box-shadow:var(--sh-1);background:rgba(248,245,241,.97)}
.nav__inner{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  min-height:80px;gap:20px;transition:min-height .25s ease;
}
.site-header.is-scrolled .nav__inner{min-height:64px}
.nav__group{display:flex;align-items:center;gap:26px}
.nav__group--right{justify-content:flex-end}
.nav__link{position:relative;font-size:15px;font-weight:600;color:var(--c-ink);padding:6px 0}
.nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:3px;border-radius:3px;
  background:var(--c-brand);transform:scaleX(0);transform-origin:center;transition:transform .25s ease;
}
.nav__link:hover::after,.nav__link.is-active::after{transform:scaleX(1)}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1.15;text-align:center}
.brand__main{font-size:22px;font-weight:800;letter-spacing:-.5px;color:var(--c-ink)}
.brand__main em{font-style:normal;color:var(--c-brand)}
.brand__sub{font-size:11px;letter-spacing:.16em;color:var(--c-muted);margin-top:3px}
.nav__cta{height:42px;padding:0 22px;font-size:14px}
.nav__burger{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;padding:0;place-items:center;gap:4px;
}
.nav__burger i{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);margin:3px auto}
.mobile-panel{
  display:none;flex-direction:column;padding:8px 24px 22px;background:var(--c-bg);
  border-bottom:1px solid var(--c-line);
}
.mobile-panel a{
  min-height:52px;display:flex;align-items:center;font-size:16px;font-weight:600;
  border-bottom:1px solid rgba(225,72,28,.14);color:var(--c-ink);
}
.mobile-panel a.is-active{color:var(--c-brand)}
.mobile-panel .btn-main{margin-top:16px;border-bottom:0;justify-content:center}
.mobile-panel.is-open{display:flex}
body.is-locked{overflow:hidden}

/* ============ 面包屑 ============ */
.crumb-bar{background:#fff;border-bottom:1px solid var(--c-line)}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding:16px 0;font-size:13px;color:var(--c-muted);
}
.crumb a{color:var(--c-muted)}
.crumb a:hover{color:var(--c-brand)}
.crumb__sep{color:#C9C1B6}
.crumb__now{
  max-width:min(60vw,520px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--c-ink-2);
}

/* ============ 文章头部 ============ */
.article-head{padding:56px 0 34px;background:
  radial-gradient(1100px 320px at 12% -30%,rgba(255,122,47,.16),transparent 70%),
  linear-gradient(180deg,#FDFBF8,#F8F5F1);
  border-bottom:1px solid var(--c-line);
}
.article-head__inner{max-width:860px;margin:0 auto;text-align:center}
.pill{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 14px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.06em;font-weight:600;
}
.pill--fill{background:var(--c-brand);color:#fff}
.pill--line{border:1px solid rgba(225,72,28,.5);color:var(--c-brand);background:rgba(225,72,28,.05)}
.article-head h1{
  font-size:44px;line-height:1.22;font-weight:800;color:var(--c-ink);letter-spacing:-.5px;
  margin:18px 0 20px;word-break:break-word;
}
.meta-line{
  display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px;
  font-size:14px;color:var(--c-muted);
}
.meta-line b{color:var(--c-ink-2);font-weight:600}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#CFC7BC}

/* ============ 正文 ============ */
.article-wrap{padding:64px 0 var(--sp-section)}
.article-body{max-width:760px;margin:0 auto;font-size:17px;line-height:1.9;color:var(--c-ink-2)}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;font-size:28px;line-height:1.4;font-weight:700;color:var(--c-ink);
  margin:40px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--c-brand-2),var(--c-brand-deep));
}
.article-body h3{font-size:22px;line-height:1.5;font-weight:600;color:var(--c-ink);margin:32px 0 12px}
.article-body h4{font-size:18px;font-weight:600;color:var(--c-ink-2);margin:24px 0 10px}
.article-body a{color:var(--c-brand);border-bottom:1px solid rgba(225,72,28,.35)}
.article-body a:hover{border-bottom-color:var(--c-brand)}
.article-body strong{color:var(--c-ink);font-weight:700}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:2px}
.article-body li{position:relative;padding-left:22px;margin-bottom:10px}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;
  background:var(--c-brand);
}
.article-body ol{counter-reset:olcount}
.article-body ol li{counter-increment:olcount;padding-left:30px}
.article-body ol li::before{
  content:counter(olcount);position:absolute;left:0;top:.28em;
  font-family:var(--font-num);font-size:14px;font-weight:600;color:var(--c-brand);
}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;background:#FDF8F4;
  border-left:4px solid var(--c-brand);border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--c-ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-md);margin:24px auto;box-shadow:var(--sh-1)}
.article-body figure{margin:26px 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--c-muted);margin-top:10px}
.article-body table{
  width:100%;margin:26px 0;border-collapse:separate;border-spacing:0;
  border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;font-size:15px;
}
.article-body thead th{background:#FBF4EE;color:var(--c-ink);font-weight:600;text-align:left}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--c-line)}
.article-body tbody tr:nth-child(even){background:#FCFAF8}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body pre{
  background:linear-gradient(160deg,var(--c-dark),var(--c-dark-2));color:#F3EDE7;
  border-radius:var(--r-md);padding:18px 20px;overflow-x:auto;font-size:14px;line-height:1.7;
  margin:24px 0;
}
.article-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.article-body p code,.article-body li code{
  background:#F4EDE6;color:var(--c-brand-deep);padding:2px 6px;border-radius:6px;font-size:14px;
}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:36px 0}

/* 内容缺失态 */
.notice-empty{
  max-width:760px;margin:0 auto;background:#FFF8F1;border:1px solid rgba(225,72,28,.22);
  border-radius:var(--r-lg);padding:44px 32px;text-align:center;box-shadow:var(--sh-1);
}
.notice-empty__mark{
  width:64px;height:64px;margin:0 auto 18px;border-radius:20px;
  background:linear-gradient(140deg,var(--c-brand-2),var(--c-brand-deep));color:#fff;
  display:grid;place-items:center;font-size:22px;font-weight:800;
}
.notice-empty h2{font-size:22px;color:var(--c-ink);margin-bottom:10px}
.notice-empty p{color:var(--c-muted);font-size:15px;margin-bottom:22px}

/* ============ 标签 / 上下篇 ============ */
.article-foot{max-width:760px;margin:52px auto 0}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.tag-row__label{font-size:12px;letter-spacing:.08em;color:var(--c-muted);margin-right:4px}
.divider{height:1px;background:var(--c-line);margin:32px 0}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.post-nav__item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:8px;
}
.post-nav__item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.3);color:inherit}
.post-nav__dir{font-size:13px;color:var(--c-brand);font-weight:600}
.post-nav__name{font-size:15px;font-weight:600;color:var(--c-ink);line-height:1.6}
.post-nav__item--next{align-items:flex-end;text-align:right}
.article-foot__back{margin-top:26px;text-align:center}

/* ============ 相关推荐 ============ */
.related{padding:var(--sp-section) 0;background:#FDFBF8;border-top:1px solid var(--c-line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px}
.sec-head__label{
  font-size:12px;letter-spacing:.14em;font-weight:700;color:var(--c-brand);
  padding-left:10px;border-left:3px solid var(--c-brand);line-height:1;
}
.sec-head h2{font-size:34px;font-weight:700;color:var(--c-ink);letter-spacing:-.4px;margin-top:14px}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;height:100%;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.3)}
.card__cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:#F1E7DC}
.card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease}
.card:hover .card__cover img{transform:scale(1.03)}
.card__tag{
  position:absolute;left:14px;top:14px;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(225,72,28,.9);color:#fff;font-size:12px;display:inline-flex;align-items:center;
}
.card__body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card__title{font-size:18px;font-weight:600;color:var(--c-ink);line-height:1.55}
.card__text{font-size:14px;color:var(--c-muted);line-height:1.75;flex:1}
.card__foot{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-muted)}

/* ============ CTA ============ */
.cta{
  background:linear-gradient(160deg,var(--c-dark),var(--c-dark-2));color:#EFE7DF;
  position:relative;overflow:hidden;
}
.cta::after{
  content:"";position:absolute;inset:0;opacity:.16;pointer-events:none;
  background-image:url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;
}
.cta__inner{position:relative;z-index:1;padding:var(--sp-section) 0;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.cta h2{font-size:36px;font-weight:700;color:#fff;line-height:1.3;letter-spacing:-.4px;margin-bottom:16px}
.cta p{color:#B9B1A8;font-size:16px;line-height:1.85;max-width:520px}
.cta__actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:28px}
.cta__panel{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-lg);padding:28px 26px;backdrop-filter:blur(2px);
}
.cta__panel h3{font-size:19px;color:#fff;margin-bottom:14px}
.cta__list li{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.14);font-size:15px}
.cta__list li:last-child{border-bottom:0}
.cta__list b{color:#fff;font-weight:600}

/* ============ 页脚 ============ */
.site-footer{background:linear-gradient(160deg,var(--c-dark),var(--c-dark-2));color:#B9B1A8}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding:72px 0 44px}
.footer-brand__logo{font-size:22px;font-weight:800;color:#fff;letter-spacing:-.4px}
.footer-brand__logo em{font-style:normal;color:var(--c-brand-2)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;max-width:320px}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:18px}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14px;color:#B9B1A8;display:inline-block}
.footer-col a:hover{color:var(--c-brand-2);transform:translateX(2px)}
.footer-contact li{display:flex;gap:10px;font-size:14px}
.footer-contact b{color:#fff;font-weight:600;min-width:62px}
.footer-cta{margin-top:18px;height:44px;padding:0 22px;font-size:14px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 28px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:13px;
}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}
.footer-links a{color:#8F877E}
.footer-links a:hover{color:var(--c-brand-2)}

/* ============ 响应式 ============ */
@media (max-width:1399.98px){
  :root{--container:1200px}
}
@media (min-width:1400px){
  :root{--container:1320px;--sp-section:120px}
}
@media (max-width:991.98px){
  :root{--sp-section:56px}
  .nav__inner{grid-template-columns:auto 1fr auto;min-height:66px}
  .nav__group{display:none}
  .nav__burger{display:grid}
  .brand{justify-self:center}
  .nav__cta{display:none}
  .topbar__right span:first-child{display:none}
  .article-head h1{font-size:32px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .cta__inner{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:56px 0 32px}
}
@media (max-width:575.98px){
  body{font-size:16px}
  .container{padding-inline:16px}
  .topbar{display:none}
  .article-head{padding:36px 0 26px}
  .article-head h1{font-size:26px;line-height:1.35}
  .article-body{font-size:16px}
  .article-body h2{font-size:23px}
  .article-body h3{font-size:20px}
  .card-grid{grid-template-columns:1fr}
  .post-nav{grid-template-columns:1fr}
  .post-nav__item--next{align-items:flex-start;text-align:left}
  .sec-head{flex-direction:column;align-items:flex-start}
  .sec-head h2{font-size:26px}
  .cta h2{font-size:26px}
  .cta__actions .btn-main,.cta__actions .btn-ghost{width:100%}
  .footer-grid{grid-template-columns:1fr;padding:48px 0 28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .crumb__now{max-width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
}

/* roulang page: category1 */
:root{
  --c-brand:#E1481C;
  --c-brand-2:#FF7A2F;
  --c-brand-deep:#A82E10;
  --c-accent:#C7F03A;
  --c-ink:#14110F;
  --c-ink-2:#3A3430;
  --c-muted:#7A7168;
  --c-line:#E6DFD6;
  --c-bg:#F8F5F1;
  --c-surface:#FFFFFF;
  --c-dark:#191512;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(60,40,20,.06);
  --sh-2:0 16px 40px rgba(60,40,20,.10);
  --sh-brand:0 12px 28px rgba(225,72,28,.28);
  --sp-section:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--c-ink-2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s ease,background-color .25s ease,transform .25s ease;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
@media (min-width:1400px){:root{--container:1320px;--sp-section:120px;}}

/* 顶部公告条 */
.topbar{
  height:40px;
  background:linear-gradient(100deg,var(--c-brand-deep) 0%,var(--c-brand) 45%,var(--c-brand-2) 100%);
  color:#fff;font-size:13px;letter-spacing:.02em;
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;height:100%;}
.topbar__label{display:inline-flex;align-items:center;gap:8px;}
.topbar__dot{width:7px;height:7px;border-radius:50%;background:var(--c-accent);display:inline-block;}
.topbar__right{display:inline-flex;align-items:center;gap:20px;}
.topbar__close{
  width:22px;height:22px;line-height:1;border-radius:50%;
  background:rgba(255,255,255,.16);color:#fff;font-size:14px;
  display:inline-flex;align-items:center;justify-content:center;
}
.topbar__close:hover{background:rgba(255,255,255,.32);}
.topbar.is-hidden{display:none;}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(248,245,241,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);}
.nav__inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  height:80px;
  transition:height .25s ease;
}
.site-header.is-scrolled .nav__inner{height:64px;}
.nav__group{display:flex;align-items:center;gap:26px;}
.nav__group--left{justify-content:flex-start;}
.nav__group--right{justify-content:flex-end;}
.nav__link{
  position:relative;
  font-size:15px;font-weight:600;color:var(--c-ink-2);
  padding:6px 2px;
}
.nav__link::after{
  content:"";position:absolute;left:0;bottom:0;height:3px;width:0;
  border-radius:2px;background:linear-gradient(90deg,var(--c-brand),var(--c-brand-2));
  transition:width .25s ease;
}
.nav__link:hover{color:var(--c-brand);}
.nav__link:hover::after,.nav__link.is-active::after{width:22px;}
.nav__link.is-active{color:var(--c-ink);}
.brand{display:block;text-align:center;padding:0 18px;}
.brand__main{
  display:block;font-size:22px;font-weight:800;letter-spacing:-.4px;color:var(--c-ink);
  font-variant-numeric:tabular-nums;
}
.brand__main em{font-style:normal;color:var(--c-brand);}
.brand__sub{
  display:block;font-size:11px;letter-spacing:.18em;color:var(--c-muted);margin-top:2px;
}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  background:linear-gradient(120deg,var(--c-brand) 0%,var(--c-brand-2) 100%);
  color:#fff;font-size:15px;font-weight:600;letter-spacing:.02em;
  box-shadow:0 10px 22px rgba(225,72,28,.22);
  transition:filter .25s ease,transform .25s ease,box-shadow .25s ease;
}
.btn-main:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:var(--sh-brand);color:#fff;}
.btn-main:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  border:1.5px solid var(--c-ink);color:var(--c-ink);font-weight:600;font-size:15px;
  background:transparent;transition:all .25s ease;
}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-1px);}
.nav__cta{height:42px;padding:0 22px;font-size:14px;}
.nav__burger{
  display:none;width:40px;height:40px;border-radius:var(--r-sm);
  flex-direction:column;justify-content:center;gap:5px;align-items:center;
}
.nav__burger i{display:block;width:20px;height:2px;border-radius:2px;background:var(--c-ink);}
.nav__burger:hover{background:rgba(20,17,15,.06);}
.mobile-panel{display:none;}

@media (max-width:991px){
  .topbar{display:none;}
  .nav__inner{grid-template-columns:auto 1fr auto;height:64px;}
  .site-header.is-scrolled .nav__inner{height:58px;}
  .nav__burger{display:flex;}
  .nav__group--left{display:none;}
  .nav__group--right{gap:0;}
  .nav__group--right li:not(:last-child){display:none;}
  .nav__cta{height:38px;padding:0 16px;font-size:13px;}
  .brand{padding:0 8px;}
  .brand__main{font-size:19px;}
  .brand__sub{display:none;}
  .mobile-panel{
    display:block;overflow:hidden;max-height:0;
    background:var(--c-surface);border-top:1px solid transparent;
    transition:max-height .3s ease,border-color .3s ease;
  }
  .mobile-panel.is-open{max-height:520px;border-top-color:var(--c-line);}
  .mobile-panel a{
    display:block;padding:0 24px;line-height:52px;font-size:15px;font-weight:600;
    color:var(--c-ink-2);border-bottom:1px solid var(--c-line);
  }
  .mobile-panel a:hover,.mobile-panel a.is-active{color:var(--c-brand);background:rgba(225,72,28,.05);}
  .mobile-panel .btn-main{margin:16px 24px 20px;color:#fff;border-bottom:0;line-height:48px;text-align:center;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
}

/* 通用板块与标题 */
.section{padding:var(--sp-section) 0;}
.section--tight{padding:64px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--c-brand);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--c-brand);}
.sec-title{font-size:36px;line-height:1.25;font-weight:700;color:var(--c-ink);letter-spacing:-.4px;}
.sec-desc{font-size:16px;color:var(--c-muted);margin-top:12px;max-width:640px;line-height:1.85;}
.sec-head{margin-bottom:44px;}
.sec-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap;}
@media (max-width:767px){
  .sec-title{font-size:26px;}
  .sec-desc{font-size:15px;}
}

/* 分类小 Hero */
.cat-hero{padding:56px 0 24px;position:relative;overflow:hidden;}
.cat-hero__bg{
  position:absolute;inset:0;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  opacity:.10;
  pointer-events:none;
}
.cat-hero__grid{
  position:relative;display:grid;grid-template-columns:1.05fr .95fr;
  gap:48px;align-items:center;
}
.cat-hero h1{
  font-size:48px;line-height:1.18;font-weight:800;letter-spacing:-.5px;color:var(--c-ink);
  margin:6px 0 18px;
}
.cat-hero h1 em{font-style:normal;color:var(--c-brand);}
.cat-hero__lead{font-size:17px;line-height:1.9;color:var(--c-ink-2);max-width:520px;}
.cat-hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px;}
.cat-hero__media{position:relative;}
.cat-hero__media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--sh-2);
}
.cat-hero__badge{
  position:absolute;left:-18px;bottom:26px;
  background:var(--c-surface);border:1px solid rgba(225,72,28,.30);
  border-radius:18px;padding:12px 18px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;line-height:1.3;
}
.cat-hero__badge b{font-size:24px;font-weight:800;color:var(--c-brand);font-variant-numeric:tabular-nums;}
.cat-hero__badge span{font-size:12px;color:var(--c-muted);letter-spacing:.06em;}
.cat-hero__badge--2{left:auto;right:-14px;top:26px;bottom:auto;}
.cat-hero__badge--2 b{color:var(--c-ink);}
.breadcrumb-line{font-size:13px;color:var(--c-muted);padding:22px 0 0;}
.breadcrumb-line a:hover{color:var(--c-brand);}
.breadcrumb-line span.sep{margin:0 8px;color:#C9C0B6;}
@media (max-width:991px){
  .cat-hero__grid{grid-template-columns:1fr;gap:32px;}
  .cat-hero h1{font-size:34px;}
  .cat-hero{padding:34px 0 16px;}
  .cat-hero__badge{left:10px;bottom:14px;}
  .cat-hero__badge--2{right:10px;top:14px;}
}

/* 筛选 + 卡片布局 */
.gear-layout{display:grid;grid-template-columns:236px 1fr;gap:44px;align-items:start;}
.filter-col{position:sticky;top:104px;}
.filter-col h3{font-size:14px;font-weight:700;letter-spacing:.1em;color:var(--c-muted);margin-bottom:16px;}
.filter-list{display:flex;flex-direction:column;gap:8px;}
.filter-btn{
  text-align:left;padding:12px 18px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;color:var(--c-ink-2);
  border:1px solid transparent;transition:all .25s ease;
}
.filter-btn:hover{background:var(--c-surface);border-color:var(--c-line);color:var(--c-brand);}
.filter-btn.is-active{
  background:linear-gradient(120deg,var(--c-brand) 0%,var(--c-brand-2) 100%);
  color:#fff;box-shadow:0 10px 20px rgba(225,72,28,.22);
}
.filter-note{
  margin-top:22px;padding:18px;border-radius:var(--r-md);
  background:var(--c-surface);border:1px solid var(--c-line);
  font-size:13px;line-height:1.8;color:var(--c-muted);
}
.gear-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.gear-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;flex-direction:column;
}
.gear-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.28);}
.gear-card__media{position:relative;border-radius:var(--r-md);overflow:hidden;}
.gear-card__media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-md);
  transition:transform .25s ease;
}
.gear-card:hover .gear-card__media img{transform:scale(1.03);}
.tag-float{
  position:absolute;left:12px;top:12px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(225,72,28,.86);color:#fff;font-size:12px;letter-spacing:.06em;
}
.gear-card__body{padding:20px 6px 4px;display:flex;flex-direction:column;flex:1;}
.gear-card h3{font-size:21px;font-weight:600;color:var(--c-ink);line-height:1.4;}
.gear-card p{font-size:15px;line-height:1.85;color:var(--c-muted);margin-top:10px;flex:1;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  font-size:14px;font-weight:600;color:var(--c-brand);
}
.link-more span{transition:transform .25s ease;}
.link-more:hover{color:var(--c-brand-deep);}
.link-more:hover span{transform:translateX(4px);}
@media (max-width:991px){
  .gear-layout{grid-template-columns:1fr;gap:28px;}
  .filter-col{position:static;}
  .filter-list{flex-direction:row;overflow-x:auto;gap:10px;padding-bottom:6px;}
  .filter-btn{white-space:nowrap;border:1px solid var(--c-line);background:var(--c-surface);}
  .filter-note{display:none;}
  .gear-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:640px){
  .gear-grid{grid-template-columns:1fr;}
}

/* 横向轨道 */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:22px;overflow-x:auto;padding:6px 4px 20px;
  scroll-snap-type:x mandatory;
  scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-thumb{background:#D8CFC4;border-radius:3px;}
.rail-card{
  flex:0 0 296px;scroll-snap-align:start;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rail-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.28);}
.rail-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-md);}
.rail-card .rail-no{
  display:inline-block;margin:16px 0 8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--c-brand);
  font-variant-numeric:tabular-nums;
}
.rail-card h3{font-size:19px;font-weight:600;color:var(--c-ink);line-height:1.45;}
.rail-card p{font-size:14px;line-height:1.8;color:var(--c-muted);margin-top:8px;}

/* 参数提示带 */
.spec-band{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:36px;box-shadow:var(--sh-1);
}
.spec-band h2{font-size:24px;font-weight:700;color:var(--c-ink);}
.spec-band p{font-size:15px;color:var(--c-muted);margin-top:10px;max-width:720px;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 16px;border-radius:var(--r-pill);
  border:1px solid rgba(225,72,28,.35);color:var(--c-brand-deep);
  font-size:12.5px;letter-spacing:.05em;background:rgba(225,72,28,.04);
  transition:background-color .25s ease,transform .25s ease;
}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
.chip:hover{background:rgba(225,72,28,.12);transform:translateY(-2px);}
@media (max-width:575px){.spec-band{padding:24px;}}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:18px;
  overflow:hidden;transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item:hover{box-shadow:var(--sh-1);}
.faq-item.is-open{border-color:rgba(225,72,28,.28);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 24px;text-align:left;
  font-size:17px;font-weight:600;color:var(--c-ink);line-height:1.6;
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14%;height:72%;width:4px;border-radius:0 3px 3px 0;
  background:var(--c-brand);opacity:0;transition:opacity .25s ease;
}
.faq-item.is-open .faq-q::before{opacity:1;}
.faq-ico{
  flex:0 0 30px;width:30px;height:30px;border-radius:50%;
  background:linear-gradient(120deg,var(--c-brand),var(--c-brand-2));
  color:#fff;display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;transition:transform .25s ease;
}
.faq-item.is-open .faq-ico{transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .3s ease;
}
.faq-a p{
  padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--c-muted);
}

/* CTA 深色块 */
.cta-band{
  background:linear-gradient(160deg,#191512 0%,#2A211A 100%);
  border-radius:var(--r-lg);padding:56px;color:#EDE7E1;
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band__bg{
  position:absolute;inset:0;
  background:url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  opacity:.14;pointer-events:none;
}
.cta-band__inner{position:relative;}
.cta-band h2{font-size:30px;font-weight:700;color:#fff;line-height:1.3;}
.cta-band p{font-size:15.5px;color:#B9B1A8;margin-top:14px;line-height:1.9;max-width:560px;}
.cta-band__actions{position:relative;display:flex;flex-direction:column;gap:14px;align-items:flex-start;}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;}
.cta-band .btn-ghost:hover{background:#fff;color:var(--c-ink);border-color:#fff;}
.cta-facts{position:relative;display:flex;gap:26px;margin-top:26px;flex-wrap:wrap;}
.cta-facts div{font-size:13px;color:#B9B1A8;}
.cta-facts b{display:block;font-size:24px;font-weight:800;color:var(--c-brand-2);font-variant-numeric:tabular-nums;}
@media (max-width:991px){
  .cta-band{grid-template-columns:1fr;padding:34px 24px;}
  .cta-band h2{font-size:24px;}
}

/* 页脚 */
.site-footer{
  margin-top:var(--sp-section);
  background:linear-gradient(160deg,#191512 0%,#2A211A 100%);
  color:#B9B1A8;padding:72px 0 26px;font-size:14.5px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand__logo{font-size:21px;font-weight:800;color:#fff;letter-spacing:-.3px;}
.footer-brand__logo em{font-style:normal;color:var(--c-brand-2);}
.footer-brand p{margin-top:16px;line-height:1.9;font-size:14px;max-width:340px;}
.footer-col h4{font-size:15px;color:#fff;font-weight:700;margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{display:inline-block;transition:color .25s ease,transform .25s ease;}
.footer-col a:hover{color:var(--c-brand-2);transform:translateX(2px);}
.footer-contact li{display:flex;gap:10px;font-size:14px;}
.footer-contact b{color:#fff;font-weight:600;flex:0 0 62px;}
.footer-cta{margin-top:20px;height:44px;padding:0 24px;font-size:14px;}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;color:#8F877E;
}
.footer-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-links a:hover{color:var(--c-brand-2);}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .site-footer{padding:52px 0 22px;}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}

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

/* roulang page: category2 */
:root{
  --c-brand:#E1481C;
  --c-brand-2:#FF7A2F;
  --c-brand-deep:#A82E10;
  --c-accent:#C7F03A;
  --c-ink:#14110F;
  --c-ink-2:#3A3430;
  --c-muted:#7A7168;
  --c-line:#E6DFD6;
  --c-bg:#F8F5F1;
  --c-surface:#FFFFFF;
  --c-dark:#191512;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(60,40,20,.06);
  --sh-2:0 16px 40px rgba(60,40,20,.10);
  --sh-brand:0 12px 28px rgba(225,72,28,.28);
  --sp-section:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink-2);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.lock{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s ease,background-color .25s ease,border-color .25s ease,transform .25s ease}
h1,h2,h3,h4{margin:0;color:var(--c-ink);line-height:1.25;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
@media (min-width:1400px){
  :root{--container:1320px;--sp-section:120px}
  .container{max-width:1320px}
}
@media (max-width:767.98px){
  :root{--sp-section:56px}
  .container{padding:0 16px}
  body{font-size:16px;line-height:1.8}
}

/* ---------- 通用按钮 / 标签 ---------- */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border:0;border-radius:var(--r-pill);
  background:linear-gradient(135deg,var(--c-brand-2),var(--c-brand));
  color:#fff;font-size:15px;font-weight:600;letter-spacing:.02em;cursor:pointer;
  transition:filter .25s ease,transform .25s ease,box-shadow .25s ease;
}
.btn-main:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:var(--sh-brand);color:#fff}
.btn-main:active{transform:translateY(1px)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border:1.5px solid var(--c-ink);border-radius:var(--r-pill);
  background:transparent;color:var(--c-ink);font-size:15px;font-weight:600;cursor:pointer;
  transition:background-color .25s ease,color .25s ease,transform .25s ease;
}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-1px)}
.btn-light{
  display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 26px;
  border:1.5px solid rgba(255,255,255,.5);border-radius:var(--r-pill);background:transparent;
  color:#fff;font-size:15px;font-weight:600;transition:.25s ease;
}
.btn-light:hover{background:#fff;color:var(--c-ink)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--c-brand);font-size:14px;font-weight:600}
.link-arrow em{font-style:normal;transition:transform .25s ease}
.link-arrow:hover{color:var(--c-brand-deep)}
.link-arrow:hover em{transform:translateX(4px)}
.pill{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.06em;line-height:1.4;white-space:nowrap;
}
.pill--line{border:1px solid var(--c-brand);color:var(--c-brand);background:transparent}
.pill--brand{background:var(--c-brand);color:#fff}
.pill--soft{background:rgba(225,72,28,.10);color:var(--c-brand-deep)}
.pill--accent{background:var(--c-accent);color:#2A211A}
.pill--dark{background:rgba(255,255,255,.10);color:#fff;border:1px solid rgba(255,255,255,.22)}
.eyebrow{
  display:inline-flex;align-items:center;font-size:13px;font-weight:600;
  letter-spacing:.08em;color:var(--c-brand-deep);
}
.eyebrow::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--c-brand);margin-right:8px}

/* ---------- 顶部公告条 ---------- */
.topbar{
  background:linear-gradient(90deg,var(--c-brand),var(--c-brand-2));
  color:#fff;font-size:13px;
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;height:40px;gap:16px}
.topbar__label{display:inline-flex;align-items:center;white-space:nowrap}
.topbar__dot{width:6px;height:6px;border-radius:50%;background:var(--c-accent);margin-right:8px;display:inline-block}
.topbar__right{display:inline-flex;align-items:center;gap:22px;white-space:nowrap;opacity:.95}
.topbar__close{
  width:26px;height:26px;border-radius:50%;border:1px solid rgba(255,255,255,.5);
  background:transparent;color:#fff;font-size:15px;line-height:1;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;transition:.25s ease;
}
.topbar__close:hover{background:rgba(255,255,255,.18)}
@media (max-width:767.98px){.topbar{display:none}}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:200}
.nav{
  position:relative;background:rgba(248,245,241,.94);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled .nav{box-shadow:var(--sh-1)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:80px;gap:16px;position:relative;transition:height .25s ease}
.site-header.is-scrolled .nav__inner{height:64px}
.nav__group{display:flex;align-items:center;gap:26px;flex:1}
.nav__group--left{justify-content:flex-start}
.nav__group--right{justify-content:flex-end}
.nav__link{position:relative;font-size:15px;color:var(--c-ink-2);padding:6px 0;font-weight:500;white-space:nowrap}
.nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;border-radius:3px;
  background:var(--c-brand);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav__link:hover{color:var(--c-brand)}
.nav__link:hover::after{transform:scaleX(1)}
.nav__link.is-active{color:var(--c-ink);font-weight:600}
.nav__link.is-active::after{transform:scaleX(1)}
.brand{position:absolute;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;line-height:1;text-align:center}
.brand__main{font-size:22px;font-weight:800;letter-spacing:-.5px;color:var(--c-ink);white-space:nowrap}
.brand__main em{font-style:normal;color:var(--c-brand);font-size:.66em;font-weight:700;margin-left:3px;letter-spacing:.04em}
.brand__sub{font-size:11px;color:var(--c-muted);letter-spacing:.12em;margin-top:5px;white-space:nowrap}
.nav__cta{height:42px;padding:0 20px;font-size:14px}
.nav__burger{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav__burger i{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .25s ease,opacity .25s ease}
.nav__burger.is-open i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav__burger.is-open i:nth-child(2){opacity:0}
.nav__burger.is-open i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-panel{
  display:none;position:absolute;left:0;right:0;top:100%;background:#fff;
  border-top:1px solid var(--c-line);box-shadow:var(--sh-2);padding:8px 24px 24px;
}
.mobile-panel.is-open{display:block}
.mobile-panel a{display:block;line-height:52px;font-size:16px;color:var(--c-ink-2);border-bottom:1px solid rgba(230,223,214,.85)}
.mobile-panel a.is-active{color:var(--c-brand);font-weight:600}
.mobile-panel .btn-main{margin-top:18px;display:flex;border-bottom:0;line-height:1}
@media (max-width:991.98px){
  .nav__group{display:none}
  .nav__burger{display:flex}
  .nav__inner{height:68px}
  .site-header.is-scrolled .nav__inner{height:60px}
  .brand__main{font-size:19px}
  .brand__sub{font-size:10px;letter-spacing:.08em}
}
@media (max-width:400px){
  .brand__sub{display:none}
}

/* ---------- 板块基础 ---------- */
.sec{padding:var(--sp-section) 0}
.sec--tight{padding-top:0}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:36px;margin-top:14px;letter-spacing:-.4px}
.sec-head p{margin-top:16px;color:var(--c-muted);font-size:16.5px}
@media (max-width:767.98px){
  .sec-head h2{font-size:26px}
  .sec-head{margin-bottom:30px}
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:48px 0 76px;background:var(--c-bg)}
.hero__bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.10}
.hero__glow{
  position:absolute;right:-120px;top:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,47,.22),rgba(255,122,47,0) 68%);
}
.hero__inner{position:relative;z-index:2;max-width:900px;margin:0 auto;text-align:center}
.crumb{font-size:13px;color:var(--c-muted);margin-bottom:22px}
.crumb a:hover{color:var(--c-brand)}
.crumb i{font-style:normal;margin:0 8px;opacity:.55}
.hero h1{font-size:56px;font-weight:800;letter-spacing:-.5px;line-height:1.1;margin-top:16px}
.hero__sub{margin:22px auto 0;max-width:720px;font-size:18px;color:var(--c-ink-2)}
.hero__badges{display:flex;flex-wrap:wrap;justify-content:center;gap:16px;margin-top:38px}
.badge-lg{
  position:relative;display:flex;align-items:baseline;gap:10px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:18px;
  padding:16px 26px;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;
}
.badge-lg::after{
  content:"";position:absolute;top:-5px;right:-5px;width:12px;height:12px;border-radius:50%;
  background:var(--c-accent);box-shadow:0 0 0 3px rgba(199,240,58,.28);
}
.badge-lg:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.badge-lg b{font-size:32px;font-weight:800;color:var(--c-brand);line-height:1;font-variant-numeric:tabular-nums}
.badge-lg span{font-size:14px;color:var(--c-muted)}
.hero__actions{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:38px}
@media (max-width:767.98px){
  .hero{padding:32px 0 52px}
  .hero h1{font-size:34px;line-height:1.2}
  .hero__sub{font-size:16px;margin-top:16px}
  .hero__badges{gap:12px}
  .badge-lg{padding:14px 18px;flex:1 1 44%}
  .badge-lg b{font-size:26px}
  .hero__actions .btn-main,.hero__actions .btn-ghost{width:100%}
}

/* ---------- 训练单元矩阵 ---------- */
.matrix{display:grid;grid-template-columns:repeat(6,1fr);gap:22px}
.m-item{
  grid-column:span 2;display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.m-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.2)}
.m-item--wide{grid-column:span 3}
.m-item--full{grid-column:span 6;flex-direction:row;align-items:center;gap:30px}
.m-item--wide img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-md);margin-bottom:20px}
.m-item--full img{width:280px;flex:0 0 280px;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-md)}
.m-icon{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:rgba(225,72,28,.10);color:var(--c-brand);font-size:15px;font-weight:800;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.m-item h3{font-size:22px;font-weight:600}
.m-item p{margin-top:12px;font-size:15.5px;color:var(--c-muted)}
.m-item .link-arrow{margin-top:auto;padding-top:18px}
.m-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.m-body{flex:1}
@media (max-width:991.98px){
  .matrix{grid-template-columns:repeat(2,1fr)}
  .m-item,.m-item--wide{grid-column:span 1}
  .m-item--full{grid-column:span 2}
  .m-item--full img{width:200px;flex:0 0 200px}
}
@media (max-width:575.98px){
  .matrix{grid-template-columns:1fr}
  .m-item--full{grid-column:span 1;flex-direction:column;align-items:stretch}
  .m-item--full img{width:100%;flex:none}
  .m-item h3{font-size:19px}
}

/* ---------- 时间轴 ---------- */
.tl{position:relative;padding-left:58px}
.tl::before{
  content:"";position:absolute;left:19px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--c-brand),rgba(225,72,28,.12));border-radius:2px;
}
.tl-item{position:relative;margin-bottom:22px}
.tl-item:last-child{margin-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-47px;top:30px;width:16px;height:16px;border-radius:50%;
  background:#fff;border:3px solid var(--c-brand);box-shadow:0 0 0 5px rgba(225,72,28,.10);
}
.tl-card{
  display:flex;align-items:center;gap:26px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px 28px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.2)}
.tl-num{font-size:34px;font-weight:800;line-height:1;color:rgba(225,72,28,.26);font-variant-numeric:tabular-nums;min-width:58px}
.tl-body{flex:1}
.tl-body h3{font-size:20px;font-weight:600}
.tl-body p{margin-top:8px;font-size:15.5px;color:var(--c-muted)}
.tl-card img{width:180px;flex:0 0 180px;aspect-ratio:16/10;object-fit:cover;border-radius:14px}
@media (max-width:767.98px){
  .tl{padding-left:38px}
  .tl::before{left:11px}
  .tl-item::before{left:-35px;top:26px;width:12px;height:12px;border-width:2px}
  .tl-card{flex-direction:column;align-items:stretch;padding:20px}
  .tl-card img{width:100%;flex:none}
  .tl-num{font-size:26px;min-width:auto}
}

/* ---------- 深色数据带 ---------- */
.band{position:relative;background:linear-gradient(160deg,#191512,#2A211A);padding:72px 0;overflow:hidden}
.band__bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;opacity:.14}
.band__inner{position:relative;z-index:2}
.band .sec-head h2{color:#fff}
.band .sec-head p{color:#B9B1A8}
.band .eyebrow{color:#FF7A2F}
.band .eyebrow::before{background:#FF7A2F}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{
  position:relative;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);
  border-radius:18px;padding:24px;transition:transform .25s ease,background-color .25s ease;
}
.stat::after{content:"";position:absolute;top:-5px;right:-5px;width:10px;height:10px;border-radius:50%;background:var(--c-accent)}
.stat:hover{transform:translateY(-4px);background:rgba(255,255,255,.08)}
.stat b{display:block;font-size:40px;font-weight:800;line-height:1;color:#fff;font-variant-numeric:tabular-nums}
.stat i{font-style:normal;font-size:14px;color:var(--c-brand-2);margin-left:4px}
.stat span{display:block;margin-top:12px;font-size:14px;color:#B9B1A8}
@media (max-width:991.98px){
  .band-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:575.98px){
  .band{padding:56px 0}
  .stat b{font-size:32px}
}

/* ---------- 每周安排卡片行 ---------- */
.week{display:grid;gap:16px}
.week-row{
  display:grid;grid-template-columns:130px 1fr auto;gap:24px;align-items:center;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:22px 26px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.week-row:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.2)}
.week-day{font-size:19px;font-weight:800;color:var(--c-ink);line-height:1.3}
.week-day small{display:block;font-size:13px;font-weight:500;color:var(--c-muted);margin-top:4px}
.week-main h3{font-size:18px;font-weight:600}
.week-main p{margin-top:6px;font-size:15px;color:var(--c-muted)}
@media (max-width:767.98px){
  .week-row{grid-template-columns:1fr;gap:12px;padding:20px}
  .week-row .pill{justify-self:start}
}

/* ---------- 强度分配 ---------- */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:start}
.panel{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:34px;box-shadow:var(--sh-1);
}
.panel h3{font-size:21px;font-weight:600;margin-bottom:8px}
.panel .panel-sub{font-size:15px;color:var(--c-muted);margin-bottom:28px}
.bars{display:grid;gap:22px}
.bar-row{display:grid;grid-template-columns:130px 1fr 56px;gap:18px;align-items:center}
.bar-name{font-size:15px;color:var(--c-ink-2);font-weight:500}
.bar-track{height:10px;border-radius:var(--r-pill);background:#EDE6DC;overflow:hidden}
.bar-fill{height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-brand),var(--c-brand-2))}
.bar-val{font-size:15px;font-weight:700;color:var(--c-ink);text-align:right;font-variant-numeric:tabular-nums}
.note-list{display:grid;gap:16px;margin-top:4px}
.note-list li{
  display:flex;gap:12px;font-size:15.5px;color:var(--c-ink-2);
  padding-bottom:16px;border-bottom:1px dashed var(--c-line);
}
.note-list li:last-child{border-bottom:0;padding-bottom:0}
.note-list b{color:var(--c-brand);font-variant-numeric:tabular-nums}
@media (max-width:991.98px){
  .split{grid-template-columns:1fr}
  .panel{padding:26px}
}
@media (max-width:575.98px){
  .bar-row{grid-template-columns:96px 1fr 48px;gap:12px}
  .bar-name{font-size:14px}
}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px}
.faq-item{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:18px;box-shadow:var(--sh-1);overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:rgba(225,72,28,.25)}
.faq-item[open]{box-shadow:var(--sh-2)}
.faq-item[open]::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--c-brand)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:18px;padding:22px 26px;font-size:17px;font-weight:600;color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  width:34px;height:34px;flex:0 0 34px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--c-brand-2),var(--c-brand));
  transition:transform .25s ease;
}
.faq-icon::before{
  content:"";width:9px;height:9px;border-right:2px solid #fff;border-bottom:2px solid #fff;
  transform:rotate(45deg) translate(-2px,-2px);transition:transform .25s ease;
}
.faq-item[open] .faq-icon::before{transform:rotate(-135deg) translate(-2px,-2px)}
.faq-answer{padding:0 26px 22px;font-size:15px;line-height:1.8;color:var(--c-muted)}
@media (max-width:575.98px){
  .faq-item summary{padding:18px 18px;font-size:16px}
  .faq-answer{padding:0 18px 20px}
}

/* ---------- CTA ---------- */
.sec--cta{padding:0 0 var(--sp-section)}
.cta{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:linear-gradient(160deg,#191512,#2A211A);
  padding:56px;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
}
.cta__bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:.13}
.cta__body,.cta__side{position:relative;z-index:2}
.cta h2{color:#fff;font-size:32px;letter-spacing:-.3px}
.cta p{color:#B9B1A8;margin-top:16px;font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.cta__side{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-md);padding:26px}
.cta__side h3{color:#fff;font-size:18px;font-weight:600}
.cta__side ul{margin-top:16px;display:grid;gap:12px}
.cta__side li{display:flex;justify-content:space-between;gap:12px;font-size:15px;color:#B9B1A8;border-bottom:1px dashed rgba(255,255,255,.14);padding-bottom:12px}
.cta__side li:last-child{border-bottom:0;padding-bottom:0}
.cta__side b{color:#fff;font-weight:600}
@media (max-width:991.98px){
  .cta{grid-template-columns:1fr;padding:36px 26px;gap:26px}
  .cta h2{font-size:26px}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:linear-gradient(160deg,#191512,#2A211A);
  color:#B9B1A8;padding:72px 0 28px;font-size:15px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand__logo{font-size:22px;font-weight:800;color:#fff;letter-spacing:-.4px}
.footer-brand__logo em{font-style:normal;color:var(--c-brand-2);font-size:.66em;margin-left:3px;letter-spacing:.04em}
.footer-brand p{margin-top:16px;line-height:1.8;max-width:340px}
.footer-col h4{color:#fff;font-size:16px;font-weight:600;margin-bottom:18px}
.footer-col ul{display:grid;gap:12px}
.footer-col a{display:inline-block;color:#B9B1A8;transition:color .25s ease,transform .25s ease}
.footer-col a:hover{color:var(--c-brand-2);transform:translateX(2px)}
.footer-contact li{display:flex;gap:10px;align-items:baseline}
.footer-contact b{color:#fff;font-weight:600;min-width:64px}
.footer-cta{margin-top:20px}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;font-size:13.5px;
}
.footer-links{display:flex;flex-wrap:wrap;gap:16px}
.footer-links a:hover{color:var(--c-brand-2)}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:30px}
}
@media (max-width:575.98px){
  .site-footer{padding:52px 0 24px}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand p{max-width:none}
}

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

/* roulang page: category3 */
:root{
  --c-brand:#E1481C;
  --c-brand-2:#FF7A2F;
  --c-brand-deep:#A82E10;
  --c-accent:#C7F03A;
  --c-ink:#14110F;
  --c-ink-2:#3A3430;
  --c-muted:#7A7168;
  --c-line:#E6DFD6;
  --c-bg:#F8F5F1;
  --c-surface:#FFFFFF;
  --c-dark:#191512;
  --c-dark-2:#2A211A;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(60,40,20,.06);
  --sh-2:0 16px 40px rgba(60,40,20,.10);
  --sh-brand:0 12px 28px rgba(225,72,28,.28);
  --sp-section:96px;
  --container:1200px;
}

*,*::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-2);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none;transition:color .25s ease,background-color .25s ease,transform .25s ease,box-shadow .25s ease}
a:hover{color:var(--c-brand)}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;line-height:1.25}
h1{font-size:56px;font-weight:800;line-height:1.1;letter-spacing:-.5px}
h2{font-size:36px}
h3{font-size:22px;font-weight:600}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
@media (min-width:1400px){
  .container{max-width:1320px}
}

/* ============ 顶部公告条 ============ */
.topbar{
  background:linear-gradient(90deg,var(--c-brand),var(--c-brand-2));
  color:#fff;
  font-size:13.5px;
  height:40px;
  overflow:hidden;
  transition:height .25s ease,opacity .25s ease;
}
.topbar.is-hidden{height:0;opacity:0}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;height:40px;gap:20px}
.topbar__label{display:inline-flex;align-items:center;gap:8px;font-weight:600;letter-spacing:.04em}
.topbar__dot{width:7px;height:7px;border-radius:50%;background:var(--c-accent);box-shadow:0 0 0 3px rgba(199,240,58,.28)}
.topbar__right{display:inline-flex;align-items:center;gap:22px;color:rgba(255,255,255,.92)}
.topbar__close{
  border:0;background:rgba(255,255,255,.18);color:#fff;width:24px;height:24px;border-radius:50%;
  cursor:pointer;line-height:1;font-size:15px;padding:0;display:inline-flex;align-items:center;justify-content:center;
  transition:background-color .25s ease,transform .25s ease;
}
.topbar__close:hover{background:rgba(255,255,255,.34)}
.topbar__close:active{transform:translateY(1px)}
@media (max-width:767px){ .topbar{display:none} }

/* ============ 导航 ============ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;transition:background-color .25s ease,box-shadow .25s ease}
.site-header.is-scrolled{
  background:rgba(248,245,241,.96);
  backdrop-filter:saturate(160%) blur(10px);
  box-shadow:var(--sh-1);
  border-bottom:1px solid var(--c-line);
}
.nav{position:relative}
.nav__inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  height:80px;
  transition:height .25s ease;
}
.site-header.is-scrolled .nav__inner{height:64px}
.nav__group{display:flex;align-items:center;gap:26px}
.nav__group--left{justify-self:start}
.nav__group--right{justify-self:end}
.nav__link{
  position:relative;
  font-size:15.5px;
  font-weight:500;
  color:rgba(255,255,255,.9);
  padding:6px 0;
  white-space:nowrap;
}
.nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:2px;
  background:var(--c-brand);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav__link:hover{color:#fff}
.nav__link:hover::after,.nav__link.is-active::after{transform:scaleX(1)}
.nav__link.is-active{font-weight:700}
.site-header.is-scrolled .nav__link{color:var(--c-ink-2)}
.site-header.is-scrolled .nav__link:hover{color:var(--c-brand)}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1;justify-self:center;text-align:center}
.brand__main{font-size:23px;font-weight:800;letter-spacing:.5px;color:#fff;transition:color .25s ease}
.brand__main em{font-style:normal;font-size:13px;font-weight:600;letter-spacing:.14em;color:var(--c-accent);margin-left:6px;vertical-align:3px}
.brand__sub{font-size:11.5px;letter-spacing:.16em;color:rgba(255,255,255,.66);margin-top:6px;transition:color .25s ease}
.site-header.is-scrolled .brand__main{color:var(--c-ink)}
.site-header.is-scrolled .brand__sub{color:var(--c-muted)}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 28px;border:0;border-radius:var(--r-pill);
  background:linear-gradient(120deg,var(--c-brand),var(--c-brand-2));
  color:#fff;font-size:15.5px;font-weight:600;cursor:pointer;
  box-shadow:0 6px 18px rgba(225,72,28,.20);
  transition:filter .25s ease,transform .25s ease,box-shadow .25s ease,color .25s ease;
}
.btn-main:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:var(--sh-brand);color:#fff}
.btn-main:active{transform:translateY(1px)}
.nav__cta{height:42px;padding:0 22px;font-size:14.5px}
.nav__burger{
  display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.4);border-radius:var(--r-sm);
  background:transparent;cursor:pointer;padding:0;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  justify-self:start;transition:border-color .25s ease,background-color .25s ease;
}
.nav__burger i{display:block;width:19px;height:2px;background:#fff;border-radius:2px;transition:background-color .25s ease}
.site-header.is-scrolled .nav__burger{border-color:var(--c-line);background:#fff}
.site-header.is-scrolled .nav__burger i{background:var(--c-ink)}
.mobile-panel{
  display:none;
  position:absolute;left:0;right:0;top:100%;
  background:rgba(248,245,241,.99);
  border-top:1px solid var(--c-line);
  box-shadow:var(--sh-2);
  padding:10px 24px 26px;
  max-height:calc(100vh - 60px);
  overflow-y:auto;
}
.mobile-panel.is-open{display:block}
.mobile-panel a{
  display:block;line-height:52px;font-size:16px;color:var(--c-ink-2);
  border-bottom:1px solid var(--c-line);
}
.mobile-panel a:hover,.mobile-panel a.is-active{color:var(--c-brand)}
.mobile-panel a.is-active{font-weight:700}
.mobile-panel .btn-main{margin-top:20px;line-height:48px;color:#fff;border-bottom:0}

@media (max-width:991px){
  .nav__inner{height:64px;grid-template-columns:auto 1fr auto}
  .nav__group{display:none}
  .nav__burger{display:flex}
  .brand{grid-column:2}
  .nav__inner > .nav__cta{display:none}
  .mobile-panel{display:none}
  .mobile-panel.is-open{display:block}
}

/* ============ 内页主视觉 ============ */
.page-hero{position:relative;padding:190px 0 96px;overflow:hidden;background:var(--c-dark)}
.page-hero__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.42;
}
.page-hero__veil{
  position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(25,21,18,.94) 0%,rgba(168,46,16,.62) 55%,rgba(225,72,28,.52) 100%);
}
.page-hero__inner{position:relative;z-index:2;max-width:820px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:22px}
.crumb a{color:rgba(255,255,255,.7)}
.crumb a:hover{color:var(--c-accent)}
.crumb span.sep{color:rgba(255,255,255,.38)}
.crumb strong{color:#fff;font-weight:500}
.page-hero h1{color:#fff;margin:18px 0 20px}
.page-hero__lead{color:rgba(255,255,255,.84);font-size:18px;max-width:700px}
.page-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  border:1.5px solid rgba(255,255,255,.72);background:transparent;color:#fff;
  font-size:15.5px;font-weight:600;transition:background-color .25s ease,color .25s ease,transform .25s ease,border-color .25s ease;
}
.btn-ghost:hover{background:#fff;color:var(--c-ink);border-color:#fff}
.btn-ghost:active{transform:translateY(1px)}
.page-hero__meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.page-hero__meta li{
  font-size:13px;letter-spacing:.04em;color:rgba(255,255,255,.9);
  border:1px solid rgba(255,255,255,.32);border-radius:var(--r-pill);padding:7px 16px;
}
.page-hero__meta li b{color:var(--c-accent);font-weight:600}
@media (max-width:767px){
  .page-hero{padding:140px 0 64px}
  .page-hero__lead{font-size:16px}
}

/* ============ 通用标签与板块 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.06em;border-radius:var(--r-pill);
  padding:5px 13px;line-height:1.5;
}
.tag--fill{background:var(--c-brand);color:#fff}
.tag--line{border:1px solid var(--c-brand);color:var(--c-brand);background:transparent}
.tag--soft{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.34)}
.section{padding:var(--sp-section) 0}
.section--tight{padding:56px 0}
.section--soft{background:linear-gradient(180deg,#fff 0%,var(--c-bg) 100%)}
.section-head{max-width:760px;margin-bottom:48px}
.section-head h2{margin:14px 0 16px}
.section-head p{color:var(--c-muted);font-size:16.5px}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--c-brand);
}
.eyebrow::before{content:"";width:3px;height:16px;border-radius:2px;background:var(--c-brand)}
@media (max-width:767px){
  :root{--sp-section:56px}
  h1{font-size:34px}
  h2{font-size:26px}
  h3{font-size:20px}
  body{font-size:16px;line-height:1.8}
  .section-head{margin-bottom:34px}
}
@media (min-width:1400px){
  :root{--sp-section:120px}
}

/* ============ 月份快捷跳转 ============ */
.month-jump{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:40px}
.month-jump__label{font-size:13px;color:var(--c-muted);letter-spacing:.06em;margin-right:4px}
.month-jump a{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--c-line);background:#fff;border-radius:var(--r-pill);
  padding:9px 20px;font-size:14px;font-weight:600;color:var(--c-ink-2);box-shadow:var(--sh-1);
}
.month-jump a:hover{border-color:var(--c-brand);color:var(--c-brand);transform:translateY(-2px)}
.month-jump a i{width:6px;height:6px;border-radius:50%;background:var(--c-accent);display:block}

/* ============ 活动分组与行卡 ============ */
.month-group{margin-bottom:56px}
.month-group:last-child{margin-bottom:0}
.group-head{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:16px;
  padding-bottom:18px;border-bottom:2px solid var(--c-line);margin-bottom:26px;
}
.group-head h3{font-size:26px;letter-spacing:-.2px}
.group-head em{font-style:normal;color:var(--c-brand);font-weight:700;font-variant-numeric:tabular-nums;margin-right:6px}
.group-head span{font-size:14px;color:var(--c-muted)}
.event-row{
  display:grid;grid-template-columns:112px 1fr auto;gap:26px;align-items:center;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:22px 28px;margin-bottom:14px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.event-row:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.22)}
.date-block{
  border-right:1px dashed var(--c-line);padding-right:20px;text-align:center;
  font-variant-numeric:tabular-nums;
}
.date-block b{display:block;font-size:26px;font-weight:800;color:var(--c-brand);letter-spacing:-.5px;line-height:1.15}
.date-block span{display:block;font-size:13px;color:var(--c-muted);margin-top:2px}
.event-body h4{font-size:19px;font-weight:600;margin-bottom:6px}
.event-body p{font-size:15px;color:var(--c-muted);line-height:1.75}
.event-side{display:flex;flex-direction:column;align-items:flex-end;gap:12px}
.status-pill{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;font-weight:600;letter-spacing:.04em;
  border-radius:var(--r-pill);padding:7px 15px;white-space:nowrap;
  border:1px solid var(--c-brand);color:var(--c-brand);background:rgba(225,72,28,.06);
}
.status-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-brand)}
.status-pill.is-soon{border-color:var(--c-brand-deep);color:var(--c-brand-deep);background:rgba(168,46,16,.07)}
.status-pill.is-few{border-color:#8aa520;color:#5f7412;background:rgba(199,240,58,.20)}
.status-pill.is-few::before{background:var(--c-accent)}
.status-pill.is-closed{border-color:var(--c-line);color:var(--c-muted);background:#F3EEE8}
.status-pill.is-closed::before{background:var(--c-muted)}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--c-ink-2);
}
.link-more::after{content:"→";transition:transform .25s ease,color .25s ease}
.link-more:hover{color:var(--c-brand)}
.link-more:hover::after{transform:translateX(4px);color:var(--c-brand)}
@media (max-width:767px){
  .event-row{grid-template-columns:1fr;gap:16px;padding:20px}
  .date-block{border-right:0;border-bottom:1px dashed var(--c-line);padding:0 0 14px;text-align:left}
  .date-block b{display:inline-block;margin-right:8px}
  .date-block span{display:inline-block;margin:0}
  .event-side{align-items:flex-start;flex-direction:row;justify-content:space-between;width:100%}
}

/* ============ 活动形式 ============ */
.format-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:start}
.format-visual{position:relative;margin:0;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--c-line);background:#F1E8DF}
.format-visual img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-lg);transition:transform .25s ease}
.format-visual:hover img{transform:scale(1.03)}
.format-visual figcaption{
  position:absolute;left:20px;bottom:20px;right:20px;
  background:rgba(25,21,18,.72);color:#fff;font-size:13.5px;line-height:1.7;
  border-radius:var(--r-md);padding:14px 18px;backdrop-filter:blur(4px);
}
.format-list li{
  display:flex;gap:20px;padding:24px 0;border-bottom:1px solid var(--c-line);
}
.format-list li:first-child{padding-top:0}
.format-list li:last-child{border-bottom:0;padding-bottom:0}
.format-list .num{
  flex:0 0 auto;font-size:15px;font-weight:800;color:var(--c-brand);
  font-variant-numeric:tabular-nums;letter-spacing:.06em;padding-top:4px;
}
.format-list h3{margin-bottom:8px}
.format-list p{font-size:15.5px;color:var(--c-muted)}
.data-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:56px;
}
.data-badge{
  position:relative;background:#fff;border:1px solid rgba(225,72,28,.34);
  border-radius:18px;padding:26px 24px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.data-badge:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.data-badge::after{
  content:"";position:absolute;top:14px;right:14px;width:9px;height:9px;border-radius:50%;
  background:var(--c-accent);box-shadow:0 0 0 4px rgba(199,240,58,.24);
}
.data-badge b{
  display:block;font-size:38px;font-weight:800;color:var(--c-ink);
  font-variant-numeric:tabular-nums;letter-spacing:-1px;line-height:1;transition:transform .25s ease;
}
.data-badge:hover b{transform:translateY(-2px)}
.data-badge b i{font-style:normal;font-size:15px;font-weight:600;color:var(--c-muted);margin-left:4px}
.data-badge span{display:block;margin-top:10px;font-size:14px;color:var(--c-muted)}
@media (max-width:991px){
  .format-grid{grid-template-columns:1fr;gap:30px}
  .data-strip{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:575px){
  .data-badge b{font-size:30px}
}

/* ============ 参与步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;margin-top:12px}
.steps::before{
  content:"";position:absolute;left:24px;right:24px;top:15px;height:2px;
  background:repeating-linear-gradient(90deg,var(--c-line) 0 10px,transparent 10px 18px);
}
.step{position:relative;padding-top:52px}
.step::before{
  content:"";position:absolute;top:6px;left:0;width:20px;height:20px;border-radius:50%;
  background:#fff;border:3px solid var(--c-brand);box-shadow:0 0 0 5px rgba(225,72,28,.10);
}
.step b{display:block;font-size:13px;letter-spacing:.1em;color:var(--c-brand);font-variant-numeric:tabular-nums;margin-bottom:8px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--c-muted);line-height:1.75}
.notice-band{
  margin-top:52px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px 28px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;box-shadow:var(--sh-1);
}
.notice-band strong{font-size:14px;color:var(--c-ink);margin-right:8px}
@media (max-width:991px){
  .steps{grid-template-columns:repeat(2,1fr);gap:30px}
  .steps::before{display:none}
}
@media (max-width:575px){
  .steps{grid-template-columns:1fr}
}

/* ============ 深色 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(160deg,var(--c-dark) 0%,var(--c-dark-2) 100%);
  padding:var(--sp-section) 0;
}
.cta-band__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;opacity:.14;
}
.cta-band__inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start}
.cta-copy h2{color:#fff;margin:16px 0 18px}
.cta-copy p{color:#B9B1A8;font-size:16.5px;max-width:520px}
.cta-copy ul{margin-top:26px;display:grid;gap:12px}
.cta-copy ul li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:#DCD5CD}
.cta-copy ul li::before{content:"";flex:0 0 auto;width:8px;height:8px;margin-top:9px;border-radius:50%;background:var(--c-accent)}
.form-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);padding:32px;backdrop-filter:blur(6px);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field--wide{grid-column:1 / -1}
.field label{font-size:14px;color:#CFC7BE}
.field label em{font-style:normal;color:var(--c-brand-2);margin-left:4px}
.field input,.field select,.field textarea{
  height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.06);color:#fff;padding:0 16px;font-size:15px;
  transition:border-color .25s ease,box-shadow .25s ease,background-color .25s ease;
}
.field textarea{height:112px;padding:12px 16px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.42)}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#CFC7BE 50%),linear-gradient(135deg,#CFC7BE 50%,transparent 50%);
  background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.field select option{color:#14110F}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:0;border-color:var(--c-brand-2);background:rgba(255,255,255,.10);
  box-shadow:0 0 0 3px rgba(255,122,47,.22);
}
.form-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:6px}
.form-note{
  display:none;grid-column:1 / -1;font-size:14px;color:#0F1A02;
  background:var(--c-accent);border-radius:12px;padding:12px 16px;font-weight:600;
}
.form-note.is-show{display:block}
@media (max-width:991px){
  .cta-band__inner{grid-template-columns:1fr;gap:34px}
}
@media (max-width:575px){
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:24px}
  .form-actions .btn-main{width:100%}
}

/* ============ FAQ ============ */
.faq-list{max-width:880px}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:18px;
  margin-bottom:12px;box-shadow:var(--sh-1);overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:rgba(225,72,28,.28);box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--c-ink);position:relative;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 4px 4px 0;
  background:var(--c-brand);transform:scaleY(0);transform-origin:center;transition:transform .25s ease;
}
.faq-item[open] summary::before{transform:scaleY(1)}
.faq-item summary:hover{color:var(--c-brand)}
.faq-chev{
  flex:0 0 auto;width:34px;height:34px;border-radius:50%;
  background:linear-gradient(120deg,var(--c-brand),var(--c-brand-2));color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;
  transition:transform .25s ease;
}
.faq-item[open] .faq-chev{transform:rotate(180deg)}
.faq-answer{padding:0 24px 20px;font-size:15px;color:var(--c-muted);line-height:1.8}
@media (max-width:575px){
  .faq-item summary{font-size:15.5px;padding:18px}
  .faq-answer{padding:0 18px 18px}
}

/* ============ 页脚 ============ */
.site-footer{
  background:linear-gradient(160deg,var(--c-dark) 0%,var(--c-dark-2) 100%);
  color:#B9B1A8;padding:76px 0 26px;font-size:15px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px}
.footer-brand__logo{font-size:22px;font-weight:800;color:#fff;letter-spacing:.4px;margin-bottom:16px}
.footer-brand__logo em{font-style:normal;font-size:12.5px;color:var(--c-accent);letter-spacing:.14em;margin-left:6px;vertical-align:3px}
.footer-brand p{color:#B9B1A8;font-size:14.5px;line-height:1.85;max-width:340px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:18px;font-weight:600}
.footer-col ul li{margin-bottom:11px}
.footer-col ul li a,.footer-links a{color:#B9B1A8;display:inline-block}
.footer-col ul li a:hover,.footer-links a:hover{color:var(--c-brand-2);transform:translateX(2px)}
.footer-contact li{display:flex;gap:10px;font-size:14.5px;margin-bottom:12px}
.footer-contact li b{color:#fff;font-weight:600;flex:0 0 64px}
.footer-cta{margin-top:10px;height:44px;padding:0 24px;font-size:14.5px}
.footer-bottom{
  margin-top:56px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:13.5px;color:#8C847B;
}
.footer-links{display:inline-flex;flex-wrap:wrap;gap:18px}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr}
  .site-footer{padding:56px 0 22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

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

/* roulang page: category4 */
:root{
  --c-brand:#E1481C;
  --c-brand-2:#FF7A2F;
  --c-brand-deep:#A82E10;
  --c-accent:#C7F03A;
  --c-ink:#14110F;
  --c-ink-2:#3A3430;
  --c-muted:#7A7168;
  --c-line:#E6DFD6;
  --c-bg:#F8F5F1;
  --c-surface:#FFFFFF;
  --c-dark:#191512;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(60,40,20,.06);
  --sh-2:0 16px 40px rgba(60,40,20,.10);
  --sh-brand:0 12px 28px rgba(225,72,28,.28);
  --sp-section:96px;
  --container:1200px;
  --grad-brand:linear-gradient(135deg,#FF7A2F 0%,#E1481C 55%,#A82E10 100%);
  --grad-dark:linear-gradient(160deg,#191512 0%,#2A211A 100%);
  --font-sans:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-num:"Oswald","Bebas Neue","DIN Alternate",system-ui,-apple-system,"PingFang SC",sans-serif;
}
*{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:var(--font-sans);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body.nav-open{overflow:hidden}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .25s ease,background-color .25s ease,border-color .25s ease,transform .25s ease,box-shadow .25s ease}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:3px}

/* 容器 */
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1400px){
  .container{max-width:1320px}
  :root{--sp-section:120px}
}

/* 按钮 */
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border:0;
  border-radius:var(--r-pill);
  background:var(--grad-brand);
  color:#fff;
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  transition:filter .25s ease,transform .25s ease,box-shadow .25s ease;
}
.btn-main:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:var(--sh-brand);color:#fff}
.btn-main:active{transform:translateY(1px)}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border:1.5px solid var(--c-ink);
  border-radius:var(--r-pill);
  background:transparent;
  color:var(--c-ink);
  font-size:15px;
  font-weight:600;
}
.btn-ghost:hover{background:var(--c-ink);color:#fff}
.btn-ghost:active{transform:translateY(1px)}
.btn-ghost--light{border-color:rgba(255,255,255,.6);color:#fff}
.btn-ghost--light:hover{background:#fff;color:var(--c-ink);border-color:#fff}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--c-brand);
  font-size:15px;
  font-weight:600;
}
.text-link i{transition:transform .25s ease}
.text-link:hover i{transform:translateX(4px)}

/* 标签 */
.tag-fill{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--c-brand);
  color:#fff;
  font-size:12px;
  letter-spacing:.06em;
}
.tag-line{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:28px;
  padding:0 14px;
  border:1px solid var(--c-brand);
  border-radius:var(--r-pill);
  color:var(--c-brand);
  font-size:12px;
  letter-spacing:.06em;
  background:transparent;
}
.tag-line::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--c-accent);
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--c-brand);
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
}
.eyebrow::before{
  content:"";
  width:3px;height:14px;border-radius:2px;
  background:var(--c-brand);
}

/* 顶部公告条 */
.topbar{
  background:var(--grad-brand);
  color:#fff;
  font-size:13px;
  letter-spacing:.04em;
}
.topbar__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:38px;
}
.topbar__label{display:inline-flex;align-items:center;gap:8px}
.topbar__dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--c-accent);
  box-shadow:0 0 0 3px rgba(199,240,58,.25);
}
.topbar__right{display:inline-flex;align-items:center;gap:20px}
.topbar__close{
  width:24px;height:24px;
  border:0;border-radius:50%;
  background:rgba(255,255,255,.16);
  color:#fff;
  font-size:15px;
  line-height:1;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background-color .25s ease;
}
.topbar__close:hover{background:rgba(255,255,255,.32)}

/* 导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:transparent;
  transition:background-color .25s ease,box-shadow .25s ease,border-color .25s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(248,245,241,.95);
  border-bottom:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  backdrop-filter:blur(10px);
}
.nav__inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  min-height:80px;
  transition:min-height .25s ease;
}
.site-header.is-scrolled .nav__inner{min-height:64px}
.nav__group{display:flex;align-items:center;gap:26px}
.nav__group--left{justify-self:start}
.nav__group--right{justify-self:end}
.nav__link{
  position:relative;
  display:inline-block;
  padding:6px 2px;
  color:var(--c-ink);
  font-size:15px;
  font-weight:500;
}
.nav__link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:3px;border-radius:2px;
  background:var(--c-brand);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .25s ease;
}
.nav__link:hover{color:var(--c-brand)}
.nav__link:hover::after,.nav__link.is-active::after{transform:scaleX(1)}
.nav__link.is-active{color:var(--c-brand);font-weight:600}
.nav__cta{height:40px;padding:0 20px;font-size:14px}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1.2}
.brand__main{
  font-size:21px;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--c-ink);
}
.brand__main em{font-style:normal;color:var(--c-brand)}
.brand__sub{
  margin-top:3px;
  font-size:11px;
  letter-spacing:.14em;
  color:var(--c-muted);
}
.nav__burger{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--c-line);
  border-radius:var(--r-sm);
  background:var(--c-surface);
  padding:0;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
}
.nav__burger i{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px}
.mobile-panel{
  display:none;
  flex-direction:column;
  background:rgba(248,245,241,.99);
  border-top:1px solid var(--c-line);
  box-shadow:var(--sh-2);
  padding:8px 24px 22px;
}
.mobile-panel a{
  display:flex;
  align-items:center;
  min-height:52px;
  border-bottom:1px solid rgba(225,72,28,.18);
  font-size:16px;
  color:var(--c-ink-2);
}
.mobile-panel a.is-active{color:var(--c-brand);font-weight:600}
.mobile-panel a.btn-main{margin-top:18px;justify-content:center;color:#fff;border-bottom:0;min-height:48px}

/* 面包屑 */
.crumbs{
  font-size:13px;
  color:var(--c-muted);
  letter-spacing:.02em;
}
.crumbs a:hover{color:var(--c-brand)}
.crumbs span{margin:0 8px;color:#C9C0B6}

/* 首屏 */
.hero-story{
  position:relative;
  padding:40px 0 72px;
  background:var(--c-bg);
  overflow:hidden;
}
.hero-story::before{
  content:"";
  position:absolute;
  inset:0;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  opacity:.16;
}
.hero-story::after{
  content:"";
  position:absolute;
  right:-140px;top:-120px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(225,72,28,.16),rgba(225,72,28,0) 70%);
}
.hero-story .container{position:relative;z-index:2}
.hero-story h1{
  margin:20px 0 18px;
  font-size:56px;
  line-height:1.1;
  font-weight:800;
  letter-spacing:-.5px;
  max-width:900px;
}
.hero-story__lead{
  max-width:640px;
  font-size:18px;
  color:var(--c-ink-2);
}
.quote{
  margin-top:34px;
  max-width:820px;
  padding:26px 30px;
  border-left:4px solid var(--c-brand);
  border-radius:0 var(--r-md) var(--r-md) 0;
  background:var(--c-surface);
  box-shadow:var(--sh-1);
  color:var(--c-ink-2);
  font-size:18px;
  font-weight:600;
  line-height:1.8;
}

/* 板块 */
.section{padding:var(--sp-section) 0}
.section-head{max-width:760px;margin-bottom:48px}
.section-head h2{
  margin:16px 0 14px;
  font-size:36px;
  line-height:1.25;
  font-weight:700;
  letter-spacing:-.3px;
}
.section-sub{color:var(--c-muted);font-size:16px}

/* 图文错落 */
.story-row{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:56px;
  align-items:center;
  padding:44px 0;
}
.story-row + .story-row{border-top:1px solid var(--c-line)}
.story-row--flip .story-row__figure{order:2}
.story-row__figure{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  background:#EFE6DC;
}
.story-row__figure img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  transition:transform .25s ease;
}
.story-row__figure:hover img{transform:scale(1.03)}
.story-row__badge{
  position:absolute;
  left:18px;bottom:16px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(20,17,15,.72);
  color:#fff;
  font-size:12px;
  letter-spacing:.08em;
}
.story-no{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--c-brand);
  font-family:var(--font-num);
  font-size:15px;
  font-weight:700;
  letter-spacing:.12em;
}
.story-no::before{
  content:"";
  width:3px;height:14px;border-radius:2px;
  background:var(--c-brand);
}
.story-row__body h3{
  margin:14px 0 18px;
  font-size:26px;
  line-height:1.4;
  font-weight:700;
}
.story-row__body p{
  color:var(--c-ink-2);
  font-size:16.5px;
  line-height:1.9;
}
.story-row__body p + p{margin-top:16px}
.story-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* 数据带 */
.stat-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  background:var(--grad-dark);
  padding:52px 44px;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.stat-band::before{
  content:"";
  position:absolute;
  inset:auto -60px -80px auto;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(225,72,28,.32),rgba(225,72,28,0) 70%);
}
.stat{
  position:relative;
  border:1px solid rgba(225,72,28,.55);
  border-radius:18px;
  padding:22px 24px;
  background:rgba(255,255,255,.03);
}
.stat::after{
  content:"";
  position:absolute;
  right:16px;top:14px;
  width:9px;height:9px;
  border-radius:50%;
  background:var(--c-accent);
}
.stat__row{display:flex;align-items:baseline;gap:6px}
.stat__num{
  font-family:var(--font-num);
  font-size:42px;
  line-height:1;
  font-weight:800;
  color:#fff;
  font-variant-numeric:tabular-nums;
  transition:transform .25s ease;
}
.stat__unit{font-size:13px;color:var(--c-brand-2)}
.stat__label{margin-top:10px;font-size:13px;letter-spacing:.06em;color:#B9B1A8}
.stat:hover .stat__num{transform:translateY(-2px)}

/* 步骤 */
.steps{
  position:relative;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.steps::before{
  content:"";
  position:absolute;
  left:12px;right:12px;top:19px;
  height:2px;
  background:var(--c-line);
}
.step{position:relative;padding-top:60px}
.step__dot{
  position:absolute;
  top:6px;left:0;
  width:28px;height:28px;
  border-radius:50%;
  border:2px solid var(--c-brand);
  background:var(--c-bg);
  color:var(--c-brand);
  font-family:var(--font-num);
  font-size:12px;
  font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.step h3{font-size:19px;font-weight:600;margin-bottom:8px}
.step p{font-size:15px;color:var(--c-muted);line-height:1.8}

/* 相关卡片错落 */
.cards-stagger{
  display:grid;
  grid-template-columns:1.12fr 1fr 1fr;
  gap:28px;
  align-items:start;
}
.cards-stagger > *:nth-child(2){margin-top:38px}
.cards-stagger > *:nth-child(3){margin-top:76px}
.card{
  display:block;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.2)}
.card__media{position:relative;overflow:hidden}
.card__media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .25s ease}
.card:hover .card__media img{transform:scale(1.03)}
.card__tag{
  position:absolute;
  left:14px;top:14px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:rgba(225,72,28,.88);
  color:#fff;
  font-size:12px;
  letter-spacing:.06em;
}
.card__body{padding:24px 26px 26px}
.card__body h3{font-size:20px;line-height:1.45;font-weight:600;margin-bottom:10px}
.card__body p{font-size:15px;color:var(--c-muted);line-height:1.8}
.card__meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid var(--c-line);
  font-size:13px;
  color:var(--c-muted);
}

/* CTA */
.cta-section{
  position:relative;
  overflow:hidden;
  background:var(--grad-dark);
  padding:var(--sp-section) 0;
}
.cta-section::before{
  content:"";
  position:absolute;
  inset:0;
  background:url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  opacity:.1;
}
.cta-section .container{position:relative;z-index:2}
.cta__inner{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:56px;
  align-items:center;
}
.cta__text h2{
  margin:16px 0 18px;
  font-size:36px;
  line-height:1.25;
  font-weight:700;
  color:#fff;
  letter-spacing:-.3px;
}
.cta__text p{color:#B9B1A8;font-size:16.5px;max-width:560px}
.cta__actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:30px}
.contact-card{
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);
  background:rgba(255,255,255,.05);
  padding:30px 30px 32px;
}
.contact-card__row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
  border-bottom:1px solid rgba(255,255,255,.1);
  font-size:15px;
  color:#E7E1DA;
}
.contact-card__row:last-of-type{border-bottom:0}
.contact-card__row b{color:#fff;font-weight:600;letter-spacing:.04em}
.contact-card .btn-main{width:100%;margin-top:18px}

/* 页脚 */
.site-footer{
  background:var(--grad-dark);
  color:#B9B1A8;
  font-size:15px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.25fr;
  gap:44px;
  padding:76px 0 44px;
}
.footer-brand__logo{
  font-size:22px;
  font-weight:800;
  color:#fff;
  letter-spacing:-.02em;
}
.footer-brand__logo em{font-style:normal;color:var(--c-brand-2)}
.footer-brand p{margin-top:16px;line-height:1.9;max-width:360px}
.footer-col h4{
  margin:0 0 18px;
  color:#fff;
  font-size:16px;
  font-weight:600;
  letter-spacing:.04em;
}
.footer-col li{margin-bottom:12px}
.footer-col a{display:inline-block}
.footer-col a:hover{color:var(--c-brand-2);transform:translateX(2px)}
.footer-contact li{display:flex;gap:10px}
.footer-contact b{color:#fff;font-weight:600;min-width:64px}
.footer-cta{margin-top:20px;height:44px;padding:0 22px;font-size:14px}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  padding:22px 0 30px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;
  color:#9A928A;
}
.footer-links{display:flex;flex-wrap:wrap;gap:16px}
.footer-links a:hover{color:var(--c-brand-2)}

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

@media (max-width:1199px){
  .hero-story h1{font-size:46px}
  .story-row{gap:40px}
  .cards-stagger{grid-template-columns:1fr 1fr}
  .cards-stagger > *:nth-child(3){margin-top:0}
}
@media (max-width:991px){
  .topbar{display:none}
  .nav__group--left{display:none}
  .nav__group--right > li{display:none}
  .nav__group--right{gap:0}
  .nav__burger{display:flex}
  .nav__inner{grid-template-columns:auto 1fr auto;min-height:68px}
  .brand{align-items:center;justify-self:center}
  .mobile-panel.is-open{display:flex}
  .hero-story{padding:28px 0 56px}
  .hero-story h1{font-size:38px}
  .hero-story__lead{font-size:17px}
  .quote{font-size:17px;padding:22px 24px}
  .section-head h2{font-size:30px}
  .story-row{grid-template-columns:1fr;gap:28px;padding:36px 0}
  .story-row--flip .story-row__figure{order:0}
  .story-row__body h3{font-size:22px}
  .stat-band{grid-template-columns:1fr 1fr;padding:36px 26px}
  .steps{grid-template-columns:1fr 1fr;gap:28px 24px}
  .steps::before{display:none}
  .step{padding-top:52px}
  .cta__inner{grid-template-columns:1fr;gap:36px}
  .cta__text h2{font-size:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;padding:56px 0 36px}
}
@media (max-width:575px){
  body{font-size:16px}
  .container{padding:0 16px}
  .brand__main{font-size:18px}
  .brand__sub{display:none}
  .nav__cta{height:38px;padding:0 16px;font-size:13px}
  .hero-story h1{font-size:34px;letter-spacing:-.3px}
  .quote{font-size:16px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .section-head h2{font-size:26px}
  .stat-band{grid-template-columns:1fr 1fr;gap:16px;padding:26px 18px}
  .stat{padding:18px 16px}
  .stat__num{font-size:32px}
  .steps{grid-template-columns:1fr}
  .cards-stagger{grid-template-columns:1fr}
  .cards-stagger > *:nth-child(2){margin-top:0}
  .cta__actions .btn-main,.cta__actions .btn-ghost{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category5 */
:root{
  --c-brand:#E1481C;
  --c-brand-2:#FF7A2F;
  --c-brand-deep:#A82E10;
  --c-accent:#C7F03A;
  --c-ink:#14110F;
  --c-ink-2:#3A3430;
  --c-muted:#7A7168;
  --c-line:#E6DFD6;
  --c-bg:#F8F5F1;
  --c-surface:#FFFFFF;
  --c-dark:#191512;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(60,40,20,.06);
  --sh-2:0 16px 40px rgba(60,40,20,.10);
  --sh-brand:0 12px 28px rgba(225,72,28,.28);
  --sp-section:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--c-ink);
  background:var(--c-bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s ease,transform .25s ease;}
a:hover{color:var(--c-brand);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);letter-spacing:-.3px;}
p{margin:0 0 1.1em;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
@media (min-width:1400px){:root{--container:1320px;--sp-section:120px;}}

/* ---------- 通用组件 ---------- */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border:none;border-radius:var(--r-pill);
  background:linear-gradient(120deg,var(--c-brand),var(--c-brand-2));
  color:#fff;font-size:15px;font-weight:600;letter-spacing:.02em;cursor:pointer;
  box-shadow:0 6px 18px rgba(225,72,28,.22);
  transition:filter .25s ease,transform .25s ease,box-shadow .25s ease,background .25s ease;
}
.btn-main:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:var(--sh-brand);color:#fff;}
.btn-main:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border:1.5px solid var(--c-ink);border-radius:var(--r-pill);
  background:transparent;color:var(--c-ink);font-size:15px;font-weight:600;cursor:pointer;
  transition:background .25s ease,color .25s ease,transform .25s ease;
}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-1px);}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-brand-deep);
}
.link-more i{transition:transform .25s ease;font-size:12px;}
.link-more:hover{color:var(--c-brand);}
.link-more:hover i{transform:translateX(4px);}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);font-size:12px;letter-spacing:.06em;
  border:1px solid rgba(225,72,28,.45);color:var(--c-brand-deep);background:transparent;
}
.tag--solid{background:var(--c-brand);border-color:var(--c-brand);color:#fff;}
.tag--dot::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:.08em;color:var(--c-brand-deep);font-weight:600;
  padding-left:12px;border-left:3px solid var(--c-brand);margin-bottom:16px;
}
.section{padding:var(--sp-section) 0;}
.section--tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head h2{font-size:36px;font-weight:700;line-height:1.25;margin-bottom:14px;}
.section-head p{color:var(--c-muted);font-size:16px;margin-bottom:0;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head--center .eyebrow{justify-content:center;}
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:26px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(225,72,28,.2);}
.card h3{font-size:22px;font-weight:600;margin-bottom:10px;line-height:1.4;}
.card p{color:var(--c-muted);font-size:15px;line-height:1.8;margin-bottom:14px;}
.cover{
  width:100%;aspect-ratio:16/10;border-radius:var(--r-md);overflow:hidden;
  background:linear-gradient(135deg,#F3E4D6,#EBD9C6);position:relative;
}
.cover img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease;}
.card:hover .cover img{transform:scale(1.03);}
.cover__badge{
  position:absolute;top:12px;left:12px;padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(225,72,28,.86);color:#fff;font-size:12px;letter-spacing:.06em;
}
.breadcrumb-bar{padding:16px 0 0;}
.breadcrumb-bar ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);}
.breadcrumb-bar li::after{content:"/";margin-left:8px;color:var(--c-line);}
.breadcrumb-bar li:last-child::after{content:"";}
.breadcrumb-bar a{color:var(--c-muted);}
.breadcrumb-bar a:hover{color:var(--c-brand);}
.breadcrumb-bar .current{color:var(--c-ink-2);font-weight:600;}

/* ---------- 顶部公告条 ---------- */
.topbar{
  background:linear-gradient(90deg,var(--c-brand),var(--c-brand-2));
  color:#fff;font-size:13px;letter-spacing:.02em;
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;min-height:40px;gap:16px;}
.topbar__label{display:inline-flex;align-items:center;gap:8px;}
.topbar__dot{width:7px;height:7px;border-radius:50%;background:var(--c-accent);box-shadow:0 0 0 3px rgba(199,240,58,.25);}
.topbar__right{display:inline-flex;align-items:center;gap:20px;}
.topbar__close{
  background:transparent;border:none;color:#fff;font-size:20px;line-height:1;cursor:pointer;
  opacity:.85;padding:0 2px;transition:opacity .25s ease,transform .25s ease;
}
.topbar__close:hover{opacity:1;transform:rotate(90deg);}
.topbar.is-hidden{display:none;}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;}
.nav{
  background:transparent;border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease,height .25s ease;
}
.nav__inner{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;
  min-height:80px;transition:min-height .25s ease;
}
.site-header.is-scrolled .nav{
  background:rgba(248,245,241,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.site-header.is-scrolled .nav__inner{min-height:64px;}
.nav__group{display:flex;align-items:center;gap:28px;}
.nav__group--left{justify-content:flex-start;}
.nav__group--right{justify-content:flex-end;}
.nav__link{
  position:relative;font-size:15px;font-weight:500;color:var(--c-ink-2);padding:6px 2px;
}
.nav__link::after{
  content:"";position:absolute;left:50%;bottom:-2px;width:0;height:3px;border-radius:2px;
  background:var(--c-brand);transform:translateX(-50%);transition:width .25s ease;
}
.nav__link:hover{color:var(--c-brand);}
.nav__link:hover::after,.nav__link.is-active::after{width:100%;}
.nav__link.is-active{color:var(--c-ink);font-weight:700;}
.brand{display:flex;flex-direction:column;align-items:center;line-height:1.1;padding:0 12px;}
.brand__main{font-size:22px;font-weight:800;letter-spacing:-.4px;color:var(--c-ink);}
.brand__main em{font-style:normal;color:var(--c-brand);}
.brand__sub{font-size:11px;letter-spacing:.18em;color:var(--c-muted);margin-top:5px;}
.nav__cta{height:42px;padding:0 22px;font-size:14px;margin-left:6px;}
.nav__burger{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);
  background:var(--c-surface);cursor:pointer;padding:11px 10px;flex-direction:column;justify-content:space-between;
}
.nav__burger i{display:block;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .25s ease,opacity .25s ease;}
.nav__burger.is-open i:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav__burger.is-open i:nth-child(2){opacity:0;}
.nav__burger.is-open i:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-panel{
  display:none;flex-direction:column;background:var(--c-bg);
  border-top:1px solid var(--c-line);padding:8px 24px 22px;max-height:calc(100vh - 64px);overflow-y:auto;
}
.mobile-panel a{
  display:flex;align-items:center;min-height:52px;font-size:16px;color:var(--c-ink-2);
  border-bottom:1px solid var(--c-line);
}
.mobile-panel a.is-active{color:var(--c-brand);font-weight:700;}
.mobile-panel .btn-main{margin-top:16px;border-bottom:none;justify-content:center;color:#fff;}
body.panel-open{overflow:hidden;}

/* ---------- Hero ---------- */
.hero-support{
  position:relative;padding:24px 0 var(--sp-section);
  background:
    radial-gradient(900px 420px at 88% 6%,rgba(225,72,28,.10),transparent 62%),
    var(--c-bg);
  overflow:hidden;
}
.hero-support::before{
  content:"";position:absolute;inset:auto -10% -40% 40%;height:520px;
  background:repeating-linear-gradient(115deg,rgba(225,72,28,.05) 0 2px,transparent 2px 14px);
  pointer-events:none;
}
.hero-support__grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero-support h1{font-size:52px;font-weight:800;line-height:1.12;letter-spacing:-.5px;margin:14px 0 18px;}
.hero-support h1 span{color:var(--c-brand);}
.hero-support__lead{font-size:17px;color:var(--c-ink-2);max-width:560px;margin-bottom:14px;}
.hero-support__note{font-size:14px;color:var(--c-muted);margin-bottom:28px;}
.hero-support__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-support__stats{display:flex;flex-wrap:wrap;gap:12px;}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;background:linear-gradient(135deg,#F1E1D2,#E6D3BE);aspect-ratio:4/3;}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media__chip{
  position:absolute;left:20px;bottom:20px;background:rgba(25,21,18,.78);color:#fff;
  border-radius:var(--r-md);padding:14px 18px;backdrop-filter:blur(4px);
}
.hero-media__chip b{display:block;font-size:15px;font-weight:700;letter-spacing:.02em;}
.hero-media__chip span{font-size:12px;color:#C9C0B6;letter-spacing:.06em;}
.hero-media__flag{
  position:absolute;right:18px;top:18px;background:rgba(255,255,255,.94);
  border-radius:var(--r-pill);padding:7px 14px;font-size:12px;font-weight:700;color:var(--c-brand-deep);
  box-shadow:var(--sh-1);display:inline-flex;align-items:center;gap:6px;
}
.hero-media__flag::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-accent);}

/* ---------- 服务卡组 ---------- */
.service-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;align-items:stretch;}
.service-grid__side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.service-lead{display:flex;flex-direction:column;gap:18px;padding:0;overflow:hidden;}
.service-lead .cover{border-radius:0;aspect-ratio:16/9;}
.service-lead__body{padding:0 28px 28px;}
.service-lead__body h3{font-size:24px;margin:16px 0 10px;}
.service-list{margin:14px 0 18px;display:grid;gap:10px;}
.service-list li{position:relative;padding-left:18px;font-size:14.5px;color:var(--c-ink-2);line-height:1.7;}
.service-list li::before{content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:50%;background:var(--c-brand);}
.service-mini{display:flex;gap:18px;align-items:flex-start;}
.service-mini__icon{
  flex:0 0 46px;width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(225,72,28,.10);color:var(--c-brand);font-size:18px;
}
.service-mini h3{font-size:19px;margin-bottom:8px;}
.service-mini p{font-size:14.5px;margin-bottom:10px;}

/* ---------- 徽章带 ---------- */
.badge-band{background:var(--c-bg);}
.badge-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.data-badge{
  position:relative;background:var(--c-surface);border:1px solid rgba(225,72,28,.35);
  border-radius:18px;padding:24px 22px;box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease;
}
.data-badge:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.data-badge::after{
  content:"";position:absolute;right:14px;top:14px;width:10px;height:10px;border-radius:3px;
  background:var(--c-accent);transform:rotate(45deg);
}
.data-badge__num{
  font-size:40px;font-weight:800;line-height:1;color:var(--c-ink);
  font-variant-numeric:tabular-nums;letter-spacing:-1px;transition:transform .25s ease;
}
.data-badge:hover .data-badge__num{transform:translateY(-2px);}
.data-badge__num small{font-size:16px;font-weight:700;color:var(--c-brand-deep);margin-left:4px;}
.data-badge__label{font-size:13px;color:var(--c-muted);margin-top:10px;letter-spacing:.02em;}

/* ---------- 服务流程 ---------- */
.flow-track{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;}
.flow-track::before{
  content:"";position:absolute;left:26px;right:26px;top:19px;height:2px;
  background:repeating-linear-gradient(90deg,rgba(225,72,28,.35) 0 8px,transparent 8px 16px);
}
.flow-step{position:relative;padding-top:56px;}
.flow-step__dot{
  position:absolute;top:6px;left:0;width:28px;height:28px;border-radius:50%;
  background:var(--c-surface);border:2px solid var(--c-brand);display:grid;place-items:center;
  font-size:12px;font-weight:800;color:var(--c-brand);font-variant-numeric:tabular-nums;
}
.flow-step h3{font-size:18px;margin-bottom:8px;}
.flow-step p{font-size:14.5px;color:var(--c-muted);margin-bottom:0;}

/* ---------- 表单 ---------- */
.contact-block{
  background:linear-gradient(160deg,#191512,#2A211A);
  border-radius:var(--r-lg);padding:52px;position:relative;overflow:hidden;
}
.contact-block::before{
  content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;opacity:.14;
}
.contact-block > *{position:relative;}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;}
.contact-intro h2{color:#fff;font-size:34px;font-weight:700;line-height:1.3;margin-bottom:16px;}
.contact-intro p{color:#B9B1A8;font-size:15.5px;}
.contact-points{display:grid;gap:14px;margin-top:26px;}
.contact-points li{display:flex;gap:12px;color:#D6CFC7;font-size:14.5px;align-items:flex-start;}
.contact-points i{color:var(--c-brand-2);margin-top:5px;}
.form-panel{background:var(--c-surface);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-2);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;color:var(--c-ink-2);margin-bottom:8px;font-weight:600;}
.field label .req{color:var(--c-brand);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid #E3DCD2;border-radius:12px;background:#fff;
  padding:0 16px;height:48px;font-size:15px;color:var(--c-ink);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.field textarea{height:118px;padding:14px 16px;resize:vertical;line-height:1.7;}
.field select{
  appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23E1481C' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;padding-right:42px;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-brand);box-shadow:0 0 0 3px rgba(225,72,28,.15);
}
.form-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.form-hint{font-size:13px;color:var(--c-muted);margin:0;}
.form-success{
  display:none;margin-top:18px;padding:14px 18px;border-radius:var(--r-sm);
  background:rgba(199,240,58,.18);border:1px solid rgba(199,240,58,.55);
  color:#3E4A12;font-size:14px;
}
.form-success.is-visible{display:block;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:18px;
  overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item.is-open{border-color:rgba(225,72,28,.35);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:transparent;border:none;text-align:left;cursor:pointer;
  padding:20px 22px;font-size:17px;font-weight:600;color:var(--c-ink);position:relative;
}
.faq-item.is-open .faq-q::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;border-radius:0 4px 4px 0;background:var(--c-brand);
}
.faq-q__icon{
  flex:0 0 32px;width:32px;height:32px;border-radius:50%;background:var(--c-brand);color:#fff;
  display:grid;place-items:center;font-size:12px;transition:transform .25s ease;
}
.faq-item.is-open .faq-q__icon{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a__inner{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--c-muted);}

/* ---------- 结尾 CTA 条 ---------- */
.cta-strip{
  border-radius:var(--r-lg);padding:40px 44px;display:flex;align-items:center;justify-content:space-between;
  gap:26px;flex-wrap:wrap;
  background:linear-gradient(120deg,rgba(225,72,28,.10),rgba(255,122,47,.16));
  border:1px solid rgba(225,72,28,.24);
}
.cta-strip h3{font-size:24px;margin-bottom:8px;}
.cta-strip p{margin:0;color:var(--c-muted);font-size:15px;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sp-section);
  background:linear-gradient(160deg,#191512,#2A211A);
  color:#B9B1A8;padding:72px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;}
.footer-brand__logo{font-size:22px;font-weight:800;color:#fff;letter-spacing:-.4px;margin-bottom:16px;}
.footer-brand__logo em{font-style:normal;color:var(--c-brand-2);}
.footer-brand p{font-size:14px;line-height:1.85;color:#B9B1A8;max-width:340px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;letter-spacing:.04em;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:#B9B1A8;display:inline-block;}
.footer-col a:hover{color:var(--c-brand-2);transform:translateX(2px);}
.footer-contact li{font-size:14px;color:#B9B1A8;display:flex;gap:10px;}
.footer-contact b{color:#fff;font-weight:600;min-width:64px;}
.footer-cta{margin-top:20px;}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.09);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8E867D;
}
.footer-links{display:flex;flex-wrap:wrap;gap:16px;}
.footer-links a{color:#8E867D;}
.footer-links a:hover{color:var(--c-brand-2);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-support h1{font-size:44px;}
  .contact-block{padding:40px;}
}
@media (max-width:991px){
  :root{--sp-section:64px;}
  .nav__group{display:none;}
  .nav__inner{grid-template-columns:auto 1fr auto;min-height:64px;}
  .nav__burger{display:flex;}
  .brand{justify-self:center;padding:0;}
  .brand__main{font-size:19px;}
  .nav__cta{
    display:inline-flex;height:38px;padding:0 16px;font-size:13px;justify-self:end;
  }
  .mobile-panel.is-open{display:flex;}
  .hero-support__grid{grid-template-columns:1fr;gap:34px;}
  .hero-support h1{font-size:38px;}
  .hero-support{padding-bottom:64px;}
  .service-grid{grid-template-columns:1fr;}
  .service-grid__side{grid-template-rows:auto;grid-template-columns:1fr 1fr;}
  .badge-grid{grid-template-columns:repeat(2,1fr);}
  .flow-track{grid-template-columns:1fr 1fr;gap:26px;}
  .flow-track::before{display:none;}
  .contact-grid{grid-template-columns:1fr;gap:30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section-head h2{font-size:28px;}
}
@media (max-width:767px){
  .topbar__right span:first-child{display:none;}
  .nav__cta{display:none;}
  .nav__inner{grid-template-columns:auto 1fr;min-height:60px;}
  .brand{justify-self:end;}
}
@media (max-width:575px){
  body{font-size:16px;line-height:1.8;}
  .container{padding:0 16px;}
  :root{--sp-section:56px;}
  .topbar{display:none;}
  .hero-support h1{font-size:31px;}
  .hero-support__lead{font-size:16px;}
  .hero-support__actions .btn-main,.hero-support__actions .btn-ghost{width:100%;}
  .service-grid__side{grid-template-columns:1fr;}
  .badge-grid{grid-template-columns:1fr 1fr;gap:14px;}
  .data-badge{padding:18px 16px;}
  .data-badge__num{font-size:30px;}
  .flow-track{grid-template-columns:1fr;}
  .contact-block{padding:26px 18px;border-radius:var(--r-md);}
  .contact-intro h2{font-size:26px;}
  .form-panel{padding:20px;border-radius:var(--r-md);}
  .form-row{grid-template-columns:1fr;gap:0;}
  .form-actions{flex-direction:column;align-items:stretch;}
  .form-actions .btn-main{width:100%;}
  .faq-q{font-size:16px;padding:16px;}
  .cta-strip{padding:26px 20px;}
  .cta-strip .btn-main{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .section-head h2{font-size:26px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}