/* roulang page: index */
:root{
  --brand:#EE4B2B;
  --brand-dark:#C4321A;
  --brand-soft:rgba(238,75,43,.10);
  --green:#12362E;
  --green-2:#2E6F5E;
  --yellow:#FFC53D;
  --bg:#F6F3EE;
  --bg-2:#EFEAE2;
  --card:#FFFFFF;
  --dark:#14120F;
  --dark-2:#1C1916;
  --text:#1A1815;
  --text-2:#5E574E;
  --text-3:#8A8378;
  --border:#E3DED4;
  --border-dark:#2C2822;
  --on-dark:#F2EDE4;
  --on-dark-2:#B9B1A4;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:18px;
  --sh-1:0 2px 8px rgba(26,24,21,.06);
  --sh-2:0 8px 24px rgba(26,24,21,.10);
  --sh-3:0 16px 40px rgba(26,24,21,.16);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(246,243,238,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-stuck{
  background:rgba(246,243,238,.95);
  box-shadow:var(--sh-1);
  border-bottom-color:var(--border);
}
.header-inner{
  display:flex;align-items:center;gap:20px;height:72px;
  transition:height .25s ease;
}
.site-header.is-stuck .header-inner{height:60px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;display:grid;place-items:center;
  box-shadow:0 4px 12px rgba(238,75,43,.30);
}
.brand-text{display:flex;align-items:center;gap:8px;font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;line-height:1}
.brand-text .b1{color:var(--text)}
.brand-text .brand-divider{width:1px;height:13px;background:var(--border);display:block}
.brand-text .b2{color:var(--brand)}
.nav-chips{
  display:flex;align-items:center;gap:6px;padding:5px;margin:0 auto;
  border-radius:999px;background:var(--bg-2);
  overflow-x:auto;scrollbar-width:none;min-width:0;
}
.nav-chips::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:999px;font-size:13px;font-weight:500;letter-spacing:.04em;
  color:var(--text-2);border:1px solid transparent;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.chip:hover{background:var(--brand-soft);color:var(--brand);border-color:rgba(238,75,43,.28)}
.chip.is-active{background:var(--brand);color:#fff;box-shadow:0 4px 12px rgba(238,75,43,.28)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.icon-btn{
  width:42px;height:42px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--border);background:var(--card);color:var(--text-2);
  transition:all .2s ease;
}
.icon-btn:hover{color:var(--brand);border-color:rgba(238,75,43,.4);background:var(--brand-soft)}
.menu-btn{display:none;width:42px;height:42px;border-radius:999px;border:1px solid var(--border);background:var(--card);place-items:center;color:var(--text)}
.menu-btn:hover{color:var(--brand);border-color:rgba(238,75,43,.4)}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  border:1.5px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(238,75,43,.24)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-outline{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-outline:hover{background:var(--brand-soft)}
.btn-outline:active{background:rgba(238,75,43,.16)}
.btn-outline-light{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.55);color:#fff;backdrop-filter:blur(6px)}
.btn-outline-light:hover{background:rgba(255,255,255,.20);border-color:#fff}
.btn-yellow{background:var(--yellow);color:#3A2C05}
.btn-yellow:hover{background:#FFD469;transform:translateY(-1px);box-shadow:0 10px 26px rgba(0,0,0,.22)}
.btn-yellow:active{transform:translateY(0)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none}

/* ============ Hero ============ */
.hero{position:relative;min-height:78vh;display:flex;align-items:center;background:var(--dark);overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.03)}
.hero-overlay{
  position:absolute;inset:0;
  background:
    radial-gradient(115% 95% at 10% 52%, rgba(18,54,46,.90) 0%, rgba(18,54,46,.62) 42%, rgba(20,18,15,.34) 100%),
    linear-gradient(180deg, rgba(20,18,15,.55) 0%, rgba(20,18,15,.18) 55%, rgba(20,18,15,.30) 100%);
}
.hero-fade{position:absolute;left:0;right:0;bottom:0;height:130px;background:linear-gradient(180deg,rgba(246,243,238,0) 0%,var(--bg) 100%)}
.hero-inner{position:relative;z-index:3;width:100%;padding-top:110px;padding-bottom:130px}
.hero-content{max-width:660px;color:var(--on-dark);animation:heroUp .45s ease-out both}
@keyframes heroUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  font-size:13px;letter-spacing:.04em;color:#F2EDE4;backdrop-filter:blur(8px);
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--yellow);box-shadow:0 0 0 4px rgba(255,197,61,.22)}
.hero h1{
  margin-top:22px;font-size:clamp(28px,4.4vw,46px);line-height:1.2;
  font-weight:700;letter-spacing:-.01em;color:#fff;
}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.85;color:#DCD5C9;max-width:560px}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-meta{display:flex;flex-wrap:wrap;margin-top:40px;border-top:1px solid rgba(255,255,255,.16);padding-top:24px}
.hero-meta>div{padding-right:30px;margin-right:30px;border-right:1px solid rgba(255,255,255,.16)}
.hero-meta>div:last-child{border-right:0;margin-right:0;padding-right:0}
.hero-meta strong{display:block;font-size:26px;font-weight:700;color:#fff;line-height:1.3;font-variant-numeric:tabular-nums}
.hero-meta span{font-size:13px;color:var(--on-dark-2)}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section-alt{background:var(--bg-2)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:38px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:600;letter-spacing:.1em;color:var(--green-2)}
.eyebrow::before{content:"";width:20px;height:2px;border-radius:2px;background:var(--brand)}
.section h2{margin-top:12px;font-size:clamp(22px,2.8vw,32px);font-weight:700;line-height:1.3;letter-spacing:-.01em}
.section-head p{margin-top:12px;font-size:15px;color:var(--text-2);max-width:640px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600;flex:0 0 auto}
.link-arrow span{transition:transform .2s ease}
.link-arrow:hover span{transform:translateX(4px)}
.link-arrow:hover{text-decoration:underline;text-underline-offset:3px}

/* ============ 横滑轨道 ============ */
.rail-outer{position:relative;max-width:1320px;margin:0 auto}
.rail-outer::after{
  content:"";position:absolute;top:0;right:0;bottom:28px;width:88px;pointer-events:none;
  background:linear-gradient(90deg,rgba(246,243,238,0),var(--bg));
}
.section-alt .rail-outer::after{background:linear-gradient(90deg,rgba(239,234,226,0),var(--bg-2))}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:8px 32px 28px;scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.rail::-webkit-scrollbar{display:none}
.rail-card{
  scroll-snap-align:start;flex:0 0 280px;
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .32s ease,box-shadow .32s ease;
}
.rail-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.rail-card:hover .rail-cover img{transform:scale(1.03)}
.rail-card:hover h3{color:var(--brand)}
.rail-cover{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--bg-2)}
.rail-cover img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease-out}
.tag-float{
  position:absolute;top:10px;left:10px;z-index:2;
  padding:4px 10px;border-radius:999px;background:var(--brand);color:#fff;
  font-size:11px;font-weight:600;letter-spacing:.05em;
}
.tag-float.is-yellow{background:var(--yellow);color:#3A2C05}
.rail-body{padding:16px 18px 20px}
.rail-body h3{font-size:17px;font-weight:600;line-height:1.45;transition:color .2s ease}
.rail-body p{margin-top:8px;font-size:13px;color:var(--text-2);line-height:1.7}
.rail-meta{margin-top:13px;display:flex;align-items:center;gap:9px;font-size:12px;color:var(--text-3)}
.rail-meta i{display:block;width:1px;height:10px;background:var(--border)}

/* ============ 榜单 ============ */
.rank-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:28px;align-items:start}
.rank-list{background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1)}
.rank-row{
  display:flex;align-items:center;gap:16px;padding:15px 20px;
  border-bottom:1px solid var(--border);transition:background .2s ease;
}
.rank-row:last-child{border-bottom:0}
.rank-row:hover{background:var(--bg)}
.rank-num{
  font-size:22px;font-weight:700;color:var(--text-3);min-width:38px;
  font-variant-numeric:tabular-nums;transition:color .2s ease;
}
.rank-row:hover .rank-num{color:var(--brand)}
.rank-thumb{width:76px;height:56px;border-radius:var(--r-sm);overflow:hidden;flex:0 0 auto;background:var(--bg-2)}
.rank-thumb img{width:100%;height:100%;object-fit:cover}
.rank-info{min-width:0;flex:1}
.rank-info h3{font-size:15px;font-weight:600;line-height:1.45;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-row:hover .rank-info h3{color:var(--brand)}
.rank-info p{margin-top:5px;font-size:12px;color:var(--text-3)}
.rank-bar{width:76px;height:5px;border-radius:999px;background:var(--bg-2);overflow:hidden;flex:0 0 auto}
.rank-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--yellow))}
.promo-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:400px;
  display:flex;align-items:flex-end;background:var(--dark);box-shadow:var(--sh-1);
}
.promo-card>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.promo-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,18,15,.10) 0%,rgba(20,18,15,.88) 100%)}
.promo-body{position:relative;z-index:3;padding:30px;color:#fff}
.promo-body .promo-tag{
  display:inline-block;padding:4px 11px;border-radius:999px;background:var(--yellow);color:#3A2C05;
  font-size:11px;font-weight:600;letter-spacing:.05em;margin-bottom:14px;
}
.promo-body h3{font-size:22px;font-weight:700;line-height:1.4;color:#fff}
.promo-body p{margin-top:12px;font-size:14px;line-height:1.85;color:#D6CFC2}
.promo-body .btn{margin-top:22px}

/* ============ Tab 卡片区 ============ */
.tabs{
  display:flex;gap:6px;padding:5px;border-radius:999px;background:var(--bg-2);
  width:max-content;max-width:100%;overflow-x:auto;scrollbar-width:none;margin-bottom:34px;
}
.tabs::-webkit-scrollbar{display:none}
.tab-btn{
  height:35px;padding:0 18px;border-radius:999px;font-size:13px;font-weight:500;
  letter-spacing:.04em;color:var(--text-2);white-space:nowrap;transition:all .2s ease;
}
.tab-btn:hover{color:var(--brand);background:rgba(238,75,43,.10)}
.tab-btn.is-active{background:var(--brand);color:#fff;box-shadow:0 4px 12px rgba(238,75,43,.26)}
.tab-panel{display:none}
.tab-panel.is-active{display:block;animation:fadeIn .32s ease both}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .32s ease,box-shadow .32s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(238,75,43,.28)}
.card:hover h3{color:var(--brand)}
.card:hover .card-cover img{transform:scale(1.03)}
.card-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease-out}
.card-body{padding:16px 18px 20px;flex:1;display:flex;flex-direction:column}
.card-body h3{font-size:16px;font-weight:600;line-height:1.45;transition:color .2s ease}
.card-body p{
  margin-top:8px;font-size:13px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;gap:9px;font-size:12px;color:var(--text-3)}
.card-foot i{display:block;width:1px;height:10px;background:var(--border)}

/* ============ 资讯列表（CMS） ============ */
.news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.news-item{
  display:flex;align-items:flex-start;gap:16px;padding:20px 22px;
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);
  box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(238,75,43,.32)}
.news-main{min-width:0;flex:1}
.news-main h3{font-size:16px;font-weight:600;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .2s ease}
.news-item:hover h3{color:var(--brand)}
.news-main p{
  margin-top:8px;font-size:13px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{margin-top:13px;display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-3)}
.news-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-3)}
.news-arrow{flex:0 0 auto;font-size:18px;color:var(--text-3);margin-top:2px;transition:transform .2s ease,color .2s ease}
.news-item:hover .news-arrow{transform:translateX(4px);color:var(--brand)}
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  padding:34px;text-align:center;border:1px dashed var(--border);border-radius:var(--r-md);
  background:var(--card);color:var(--text-3);
}
.empty-state .empty-icon{
  width:52px;height:52px;border-radius:50%;display:grid;place-items:center;
  background:var(--bg-2);color:var(--green-2);
}
.empty-state p{font-size:14px;color:var(--text-2)}
.empty-state span.sub{font-size:13px;color:var(--text-3)}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:last-child{margin-bottom:0}
.faq-item[open]{border-color:rgba(238,75,43,.42);box-shadow:var(--sh-1)}
.faq-q{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16px;font-weight:600;cursor:pointer;list-style:none;transition:color .2s ease;
}
.faq-q::-webkit-details-marker{display:none}
.faq-q::marker{content:""}
.faq-item[open] .faq-q{color:var(--brand)}
.faq-item[open] .faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:0 3px 3px 0;background:var(--brand);
}
.faq-icon{position:relative;width:16px;height:16px;flex:0 0 auto}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform .25s ease}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item[open] .faq-icon::after{transform:rotate(90deg) scaleY(0)}
.faq-a{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ============ CTA 带 ============ */
.cta-band{position:relative;background:var(--green);overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.045) 0px,rgba(255,255,255,.045) 1px,transparent 1px,transparent 15px);
}
.cta-band::after{
  content:"华体在线";position:absolute;right:-20px;bottom:-40px;font-size:140px;font-weight:800;
  color:rgba(255,255,255,.05);letter-spacing:.06em;line-height:1;pointer-events:none;white-space:nowrap;
}
.cta-inner{
  position:relative;z-index:3;display:flex;align-items:center;justify-content:space-between;
  gap:36px;padding:60px 0;min-height:210px;
}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px);line-height:1.35}
.cta-inner p{margin-top:14px;font-size:15px;color:var(--on-dark-2);max-width:560px}
.cta-actions{display:flex;align-items:center;gap:22px;flex:0 0 auto}
.link-light{
  color:var(--on-dark);font-size:14px;font-weight:600;
  border-bottom:1px solid rgba(255,255,255,.35);padding-bottom:2px;transition:all .2s ease;
}
.link-light:hover{color:var(--yellow);border-color:var(--yellow)}

/* ============ 页脚 ============ */
.site-footer{background:var(--green);color:var(--on-dark);border-top:3px solid var(--brand)}
.footer-main{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 46px}
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-text .b2{color:var(--yellow)}
.footer-brand .brand-text .brand-divider{background:rgba(255,255,255,.22)}
.footer-brand p{margin-top:18px;font-size:14px;line-height:2;color:var(--on-dark-2);max-width:330px}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.05em}
.footer-col a,.footer-col span{display:block;font-size:14px;line-height:2;color:var(--on-dark-2);transition:color .2s ease}
.footer-col a:hover{color:var(--yellow)}
.footer-bottom{
  border-top:1px solid var(--border-dark);padding:22px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--on-dark-2);
}
.footer-bottom .fb-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom .fb-links a:hover{color:var(--yellow)}

/* ============ 移动端抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,18,15,.42);z-index:98;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:82%;max-width:340px;z-index:99;
  background:var(--bg);padding:22px 20px 30px;overflow-y:auto;
  transform:translateX(102%);transition:transform .3s ease;
  display:flex;flex-direction:column;gap:20px;
}
.drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-close{width:38px;height:38px;border-radius:999px;border:1px solid var(--border);background:var(--card);display:grid;place-items:center;color:var(--text-2)}
.drawer-close:hover{color:var(--brand);border-color:rgba(238,75,43,.4)}
.drawer-nav{display:flex;flex-direction:column;gap:8px}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 16px;border-radius:var(--r-sm);background:var(--card);
  border:1px solid var(--border);font-size:15px;font-weight:500;transition:all .2s ease;
}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--brand);border-color:rgba(238,75,43,.4);background:var(--brand-soft)}
.drawer-tip{font-size:13px;line-height:1.9;color:var(--text-3)}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .container{padding:0 24px}
  .section{padding:72px 0}
  .card-grid{grid-template-columns:repeat(3,1fr)}
  .rank-grid{grid-template-columns:1fr;gap:24px}
  .promo-card{min-height:320px}
  .footer-main{grid-template-columns:1fr 1fr;gap:34px;padding:52px 0 38px}
  .hero{min-height:70vh}
  .hero-inner{padding-top:90px;padding-bottom:110px}
}
@media (max-width:900px){
  .icon-btn{display:none}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 16px}
  .section{padding:56px 0}
  .nav-chips{display:none}
  .menu-btn{display:grid}
  .header-inner{height:64px;gap:12px}
  .brand-text{font-size:15px}
  .brand-mark{width:28px;height:28px}
  .hero{min-height:68vh}
  .hero-inner{padding-top:72px;padding-bottom:96px}
  .hero-sub{font-size:15px}
  .hero-meta>div{padding-right:18px;margin-right:18px}
  .hero-meta strong{font-size:21px}
  .hero-meta span{font-size:12px}
  .rail{padding:8px 16px 24px}
  .rail-card{flex:0 0 244px}
  .rail-outer::after{width:56px;bottom:24px}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px}
  .card-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .news-list{grid-template-columns:1fr}
  .rank-thumb{width:64px;height:48px}
  .rank-bar{display:none}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:52px 0;gap:26px;min-height:260px}
  .cta-actions{flex-direction:column;align-items:flex-start;gap:16px;width:100%}
  .cta-actions .btn{width:100%}
  .footer-main{grid-template-columns:1fr;gap:30px;padding:44px 0 34px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a{padding:0 18px 18px;font-size:14px}
}
@media (max-width:479px){
  .card-grid{grid-template-columns:1fr}
  .rail-card{flex:0 0 78vw}
  .hero-meta{gap:14px 0}
  .hero-meta>div{min-width:calc(50% - 18px);padding-right:16px;margin-right:16px}
  .hero-meta>div:nth-child(2){border-right:0;margin-right:0;padding-right:0}
  .btn{padding:0 22px;font-size:14px}
}

/* roulang page: article */
:root{
  --brand:#EE4B2B;
  --brand-dark:#C4321A;
  --brand-soft:rgba(238,75,43,.10);
  --ink:#12362E;
  --ink-soft:#2E6F5E;
  --signal:#FFC53D;
  --bg:#F6F3EE;
  --bg-2:#EFEAE2;
  --card:#FFFFFF;
  --dark:#14120F;
  --dark-2:#1C1916;
  --text:#1A1815;
  --text-2:#5E574E;
  --text-3:#8A8378;
  --on-dark:#F2EDE4;
  --on-dark-2:#B9B1A4;
  --border:#E3DED4;
  --border-dark:#2C2822;
  --ok:#2E7D5B;
  --warn:#D93A2B;
  --info:#4A6B8A;
  --r-card:14px;
  --r-lg:16px;
  --r-pill:999px;
  --r-sm:10px;
  --sh-1:0 2px 8px rgba(26,24,21,.06);
  --sh-2:0 8px 24px rgba(26,24,21,.10);
  --sh-3:0 16px 40px rgba(26,24,21,.16);
  --ease:200ms ease;
  --ease-slow:320ms ease-out;
  --header-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.7;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
input,textarea,select{font-family:inherit;font-size:15px}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px;max-width:1280px}}
.num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,243,238,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-2);background:rgba(246,243,238,.96)}
.header-inner{display:flex;align-items:center;gap:20px;height:var(--header-h);transition:height var(--ease)}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;min-width:0;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-soft);color:var(--brand-dark);border:1px solid rgba(238,75,43,.22)
}
.brand-text{display:inline-flex;align-items:center;gap:8px;font-size:17px;line-height:1;white-space:nowrap}
.brand-text .b1{font-weight:700;color:var(--ink);letter-spacing:-.01em}
.brand-text .b2{font-weight:600;color:var(--brand-dark);letter-spacing:-.01em}
.brand-divider{width:1px;height:14px;background:var(--border);display:inline-block}
.nav-chips{
  display:flex;align-items:center;gap:8px;
  background:var(--bg-2);border:1px solid var(--border);
  padding:4px;border-radius:var(--r-pill);
}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:var(--r-pill);
  font-size:13.5px;font-weight:500;letter-spacing:.04em;color:var(--text-2);
  border:1px solid transparent;background:transparent;white-space:nowrap;
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.chip:hover{background:var(--brand-soft);color:var(--brand-dark)}
.chip.is-active{background:var(--brand);color:#fff;border-color:transparent}
.chip.is-active:hover{background:var(--brand-dark);color:#fff}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.icon-btn{
  width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:var(--card);border:1px solid var(--border);color:var(--text-2);transition:all var(--ease)
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand-dark);box-shadow:var(--sh-1)}
.menu-btn{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--border);
  background:var(--card);color:var(--ink);align-items:center;justify-content:center
}
@media(max-width:1023px){
  .nav-chips{display:none}
  .menu-btn{display:inline-flex}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.01em;border:1px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand-dark)}
.btn-ghost:hover{background:var(--bg-2);border-color:var(--brand-dark);color:var(--brand-dark)}
.btn-light{background:#fff;color:var(--ink);border-color:var(--border)}
.btn-light:hover{background:var(--bg-2);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-warm{background:var(--signal);color:#2B2410}
.btn-warm:hover{background:#F0B62C;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--brand-dark);font-weight:600;font-size:14px}
.link-arrow svg{transition:transform var(--ease)}
.link-arrow:hover{text-decoration:underline;text-underline-offset:3px}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- drawer ---------- */
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);opacity:0;visibility:hidden;transition:opacity var(--ease);z-index:70}
.overlay.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:300px;max-width:86vw;background:var(--card);
  border-left:1px solid var(--border);z-index:80;transform:translateX(102%);
  transition:transform 260ms ease;padding:20px;display:flex;flex-direction:column;gap:18px;overflow-y:auto
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-title{font-size:14px;font-weight:700;color:var(--ink);letter-spacing:.04em}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--text-2)}
.drawer-nav{display:flex;flex-direction:column;gap:8px}
.drawer-nav .chip{height:44px;justify-content:flex-start;border:1px solid var(--border);border-radius:12px;width:100%}
.drawer-nav .chip.is-active{background:var(--brand);color:#fff;border-color:transparent}
.drawer-search{display:flex;gap:10px}
.drawer-search input{flex:1;height:48px;border-radius:var(--r-sm);border:1px solid var(--border);padding:0 16px;background:#fff}
.drawer-search input:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px var(--brand-soft)}
@media(min-width:1024px){.drawer,.overlay{display:none}}

/* ---------- page top ---------- */
.page-strip{
  position:relative;overflow:hidden;border-bottom:1px solid var(--border);
  background:var(--bg-2);
}
.page-strip::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.16;
}
.page-strip .container{position:relative;padding-top:26px;padding-bottom:26px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:13px;color:var(--text-3)}
.crumbs a{color:var(--text-2)}
.crumbs a:hover{color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px}
.crumbs .sep{color:var(--border);}
.crumbs li{display:inline-flex;align-items:center;gap:6px}

/* ---------- article head ---------- */
.article-head{padding:40px 0 8px}
.tag-pill{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand-dark);font-size:12.5px;font-weight:600;letter-spacing:.04em
}
.article-head h1{
  margin:16px 0 0;font-size:clamp(28px,4.4vw,44px);line-height:1.22;font-weight:700;letter-spacing:-.01em;color:var(--ink)
}
.article-meta{
  margin-top:18px;display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13.5px;color:var(--text-3)
}
.article-meta .m-item{display:inline-flex;align-items:center;gap:7px}
.article-meta .dotline{width:1px;height:13px;background:var(--border)}
.share-group{margin-left:auto;display:flex;gap:8px}
.share-btn{
  height:36px;padding:0 14px;border-radius:var(--r-pill);border:1px solid var(--border);background:var(--card);
  color:var(--text-2);font-size:13px;display:inline-flex;align-items:center;gap:6px;transition:all var(--ease)
}
.share-btn:hover{border-color:var(--brand);color:var(--brand-dark);box-shadow:var(--sh-1)}
@media(max-width:767px){.share-group{margin-left:0;width:100%}}

/* ---------- layout ---------- */
.article-wrap{padding:32px 0 8px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:40px}
@media(min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 320px;gap:56px}
}

/* ---------- article body ---------- */
.article-body{max-width:760px;font-size:17px;line-height:1.9;color:var(--text)}
.article-body p{margin:0 0 1.15em}
.article-body strong{font-weight:700;color:var(--ink)}
.article-body h2{
  position:relative;font-size:clamp(22px,2.4vw,28px);font-weight:700;line-height:1.35;
  color:var(--ink);margin:48px 0 16px;padding-left:14px
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:3px;border-radius:2px;background:var(--brand)
}
.article-body h3{font-size:20px;font-weight:600;line-height:1.45;color:var(--ink);margin:32px 0 12px}
.article-body h4{font-size:17px;font-weight:600;margin:24px 0 10px}
.article-body ul,.article-body ol{margin:0 0 24px;padding-left:1.45em;line-height:1.85}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:8px}
.article-body li::marker{color:var(--brand)}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;background:var(--bg-2);
  border-left:3px solid var(--ink);border-radius:0 12px 12px 0;color:var(--text-2);font-style:normal
}
.article-body img{border-radius:var(--r-card);margin:24px auto;box-shadow:var(--sh-1);height:auto}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px}
.article-body a{color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand)}
.article-body .table-wrap{overflow-x:auto;margin:24px 0;border:1px solid var(--border);border-radius:var(--r-card);background:var(--card)}
.article-body table{width:100%;border-collapse:collapse;font-size:15px}
.article-body th,.article-body td{border-bottom:1px solid var(--border);padding:12px 16px;text-align:left}
.article-body th{background:var(--bg-2);font-weight:600;color:var(--ink)}
.article-body tbody tr:nth-child(even){background:#FBF9F6}
.article-body hr{border:none;border-top:1px solid var(--border);margin:32px 0}
.article-body code{background:var(--bg-2);padding:2px 6px;border-radius:6px;font-size:15px}

.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  text-align:center;background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:36px 24px;box-shadow:var(--sh-1)
}
.empty-state .es-icon{
  width:52px;height:52px;border-radius:16px;background:var(--bg-2);color:var(--ink-soft);
  display:flex;align-items:center;justify-content:center
}
.empty-state .es-title{font-size:18px;font-weight:600;color:var(--ink)}
.empty-state .es-desc{font-size:14px;color:var(--text-2);max-width:420px;line-height:1.8}

/* ---------- tags / pager ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin:40px 0 0;padding-top:28px;border-top:1px solid var(--border)}
.tag-cloud a{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--bg-2);color:var(--text-2);font-size:13px;transition:all var(--ease)
}
.tag-cloud a:hover{background:var(--brand-soft);color:var(--brand-dark)}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:32px}
@media(max-width:600px){.pager{grid-template-columns:1fr}}
.pager a{
  display:block;padding:18px 20px;background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  transition:all var(--ease);box-shadow:var(--sh-1)
}
.pager a:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--sh-2)}
.pager .p-label{font-size:12.5px;color:var(--text-3);letter-spacing:.06em}
.pager .p-title{margin-top:8px;font-size:16px;font-weight:600;color:var(--ink);line-height:1.5}
.pager a:hover .p-title{color:var(--brand-dark)}
.pager .p-next{text-align:right}

/* ---------- sidebar ---------- */
.sidebar{display:flex;flex-direction:column;gap:20px}
@media(min-width:1024px){
  .sidebar{position:sticky;top:calc(var(--header-h) + 24px);align-self:start}
}
.side-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:20px}
.side-card h3,.side-card h2{font-size:15px;font-weight:700;color:var(--ink);letter-spacing:.02em;display:flex;align-items:center;gap:8px}
.side-card h3::before,.side-card h2::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--brand)}
.side-list{margin-top:14px;display:flex;flex-direction:column}
.side-list li{border-top:1px solid var(--border)}
.side-list li:first-child{border-top:none}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 10px 12px 8px;
  font-size:14px;color:var(--text-2);border-radius:8px;border-left:3px solid transparent;transition:all var(--ease)
}
.side-list a:hover{background:var(--bg);color:var(--brand-dark);border-left-color:var(--brand);padding-left:12px}
.side-list .idx{font-size:12px;color:var(--text-3)}
.side-cta{background:var(--ink);color:var(--on-dark);border-color:var(--border-dark)}
.side-cta h3{color:var(--on-dark)}
.side-cta h3::before{background:var(--signal)}
.side-cta p{margin-top:12px;font-size:14px;line-height:1.85;color:var(--on-dark-2)}
.side-cta .btn{margin-top:16px;width:100%}
.note-card{background:var(--bg-2)}
.note-card p{margin-top:12px;font-size:14px;line-height:1.85;color:var(--text-2)}

/* ---------- related ---------- */
.section{padding:56px 0}
@media(min-width:768px){.section{padding:72px 0}}
@media(min-width:1024px){.section{padding:88px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{font-size:clamp(22px,2.8vw,30px);font-weight:700;color:var(--ink);letter-spacing:-.01em;line-height:1.3}
.section-head p{margin-top:8px;font-size:14px;color:var(--text-2)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media(max-width:1023px){.related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.related-grid{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:16px;padding-bottom:8px;-ms-overflow-style:none;scrollbar-width:none}}
@media(max-width:640px){.related-grid::-webkit-scrollbar{display:none}}
.rcard{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform var(--ease-slow),box-shadow var(--ease-slow);display:flex;flex-direction:column
}
@media(max-width:640px){.rcard{min-width:78%;scroll-snap-align:start}}
.rcard:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.rcard .thumb{position:relative;aspect-ratio:16/9;background:var(--bg-2);overflow:hidden}
.rcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease-slow)}
.rcard:hover .thumb img{transform:scale(1.03)}
.rcard .badge{
  position:absolute;left:10px;top:10px;height:22px;padding:0 9px;border-radius:6px;background:var(--brand);
  color:#fff;font-size:11px;font-weight:600;display:inline-flex;align-items:center;letter-spacing:.04em
}
.rcard .rc-body{padding:16px;display:flex;flex-direction:column;gap:10px;flex:1}
.rcard h3{font-size:16.5px;font-weight:600;line-height:1.45;color:var(--ink);transition:color var(--ease)}
.rcard:hover h3{color:var(--brand-dark)}
.rcard .rc-desc{font-size:13.5px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rcard .rc-meta{margin-top:auto;font-size:12.5px;color:var(--text-3);display:flex;align-items:center;gap:8px}
.rcard .rc-meta .dotline{width:1px;height:12px;background:var(--border)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;transition:box-shadow var(--ease),border-color var(--ease)}
.faq-item.is-open{box-shadow:var(--sh-2);border-color:#D6CFC3}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;
  background:transparent;border:none;text-align:left;font-size:16.5px;font-weight:600;color:var(--ink);position:relative
}
.faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;background:transparent;transition:background var(--ease)}
.faq-item.is-open .faq-q::before{background:var(--brand)}
.faq-plus{position:relative;flex:0 0 auto;width:20px;height:20px;color:var(--brand-dark)}
.faq-plus::before,.faq-plus::after{content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform var(--ease)}
.faq-plus::before{left:0;top:9px;width:20px;height:2px}
.faq-plus::after{left:9px;top:0;width:2px;height:20px}
.faq-item.is-open .faq-plus::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms ease}
.faq-a p{padding:0 20px 18px 20px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink);color:var(--on-dark);
  border-radius:20px;padding:40px 32px;display:flex;align-items:center;justify-content:space-between;gap:28px
}
.cta-band::after{
  content:"华体在线";position:absolute;right:18px;bottom:-18px;font-size:96px;font-weight:700;
  color:#fff;opacity:.06;letter-spacing:.06em;pointer-events:none;white-space:nowrap
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3;position:relative;z-index:2}
.cta-band p{margin-top:10px;font-size:14.5px;color:var(--on-dark-2);line-height:1.8;max-width:560px;position:relative;z-index:2}
.cta-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto;position:relative;z-index:2}
@media(max-width:900px){
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px}
  .cta-actions{flex-wrap:wrap}
}

/* ---------- back link ---------- */
.back-row{display:flex;justify-content:center;padding:8px 0 0}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--on-dark);margin-top:72px;border-top:3px solid var(--brand)}
.footer-main{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-top:56px;padding-bottom:40px}
.footer-brand .brand-text .b1{color:var(--on-dark)}
.footer-brand .brand-text .b2{color:var(--signal)}
.footer-brand .brand-divider{background:var(--border-dark)}
.footer-brand p{margin-top:14px;font-size:14px;line-height:1.9;color:var(--on-dark-2);max-width:340px}
.footer-col h4{font-size:14px;font-weight:700;color:var(--on-dark);margin-bottom:14px;letter-spacing:.04em}
.footer-col a,.footer-col span{display:block;font-size:14px;line-height:2;color:var(--on-dark-2)}
.footer-col a{transition:color var(--ease)}
.footer-col a:hover{color:var(--signal)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--border-dark);padding-top:20px;padding-bottom:24px;
  font-size:13px;color:var(--on-dark-2)
}
.fb-links{display:flex;gap:18px;flex-wrap:wrap}
.fb-links a:hover{color:var(--signal)}
@media(max-width:1023px){
  .footer-main{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:520px){
  .footer-main{grid-template-columns:1fr;padding-top:40px}
}

/* ---------- skeleton ---------- */
.skeleton{background:linear-gradient(90deg,var(--bg-2) 25%,#E5DFD5 37%,var(--bg-2) 63%);background-size:400% 100%;animation:sk 1.4s ease infinite;border-radius:8px}
@keyframes sk{0%{background-position:100% 50%}100%{background-position:0 50%}}

/* roulang page: category1 */
:root{
  --brand:#EE4B2B;
  --brand-dark:#C4321A;
  --green:#12362E;
  --green-light:#2E6F5E;
  --signal:#FFC53D;
  --bg:#F6F3EE;
  --bg-alt:#EFEAE2;
  --card:#FFFFFF;
  --ink:#1A1815;
  --ink-2:#5E574E;
  --ink-3:#8A8378;
  --line:#E3DED4;
  --dark:#14120F;
  --dark-2:#1C1916;
  --dark-line:#2C2822;
  --dark-ink:#F2EDE4;
  --dark-ink-2:#B9B1A4;
  --ok:#2E7D5B;
  --warn:#D93A2B;
  --r-card:14px;
  --r-lg:18px;
  --r-sm:10px;
  --r-pill:999px;
  --sh1:0 2px 8px rgba(26,24,21,.06);
  --sh2:0 8px 24px rgba(26,24,21,.10);
  --sh3:0 16px 40px rgba(26,24,21,.16);
  --container:1200px;
  --t:200ms;
  --t2:320ms;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 16px}
.section{padding:56px 0}
.section--alt{background:var(--bg-alt)}
.section--tight{padding-top:40px}

/* ---------- 顶部导航 ---------- */
.site-header{
  --hdr:72px;
  position:sticky;top:0;z-index:50;
  background:rgba(246,243,238,.9);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--t),border-color var(--t);
}
.site-header.is-scrolled{--hdr:60px;box-shadow:var(--sh1);border-bottom-color:var(--line)}
.header-inner{display:flex;align-items:center;gap:20px;height:var(--hdr);transition:height var(--t)}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:28px;height:28px;border-radius:9px;
  background:var(--green);color:#fff;
  display:grid;place-items:center;flex:0 0 28px;
}
.brand-text{display:inline-flex;align-items:center;gap:8px;font-size:17px;font-weight:700;letter-spacing:.02em;color:var(--ink);white-space:nowrap}
.brand-text .b1{font-weight:700}
.brand-text .b2{font-weight:600;color:var(--green-light)}
.brand-divider{width:1px;height:14px;background:var(--line);display:inline-block}
.nav-chips{
  display:flex;align-items:center;gap:8px;
  padding:4px;border-radius:var(--r-pill);
  background:var(--bg-alt);
  margin-left:8px;
}
.chip{
  display:inline-flex;align-items:center;justify-content:center;
  height:36px;padding:0 16px;border-radius:var(--r-pill);
  font-size:13.5px;font-weight:500;letter-spacing:.04em;
  color:var(--ink-2);border:1px solid transparent;
  transition:background var(--t),color var(--t),border-color var(--t),box-shadow var(--t);
  white-space:nowrap;
}
.chip:hover{background:rgba(238,75,43,.1);color:var(--brand-dark)}
.chip.is-active{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(238,75,43,.3)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  display:grid;place-items:center;transition:border-color var(--t),color var(--t),background var(--t);
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand-dark);background:#fff}
.menu-btn{
  width:40px;height:40px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;color:var(--ink);display:none;place-items:center;
}
.menu-btn:hover{border-color:var(--brand);color:var(--brand-dark)}
.nav-overlay{
  position:fixed;inset:0;background:rgba(20,18,15,.45);
  opacity:0;visibility:hidden;transition:opacity var(--t2),visibility var(--t2);z-index:55;
}
body.nav-open .nav-overlay{opacity:1;visibility:visible}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.02em;white-space:nowrap;
  transition:transform var(--t),background var(--t),color var(--t),box-shadow var(--t),border-color var(--t);
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 4px 14px rgba(238,75,43,.28)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:var(--sh2)}
.btn-primary:active{transform:none;box-shadow:var(--sh1)}
.btn-outline{background:transparent;color:var(--brand-dark);border:1.5px solid var(--brand)}
.btn-outline:hover{background:var(--bg-alt);border-color:var(--brand-dark)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn[disabled],.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand-dark);
}
.link-more:hover{text-decoration:underline;text-underline-offset:3px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--signal)}
.link-arrow:hover{text-decoration:underline;text-underline-offset:3px}

/* ---------- 页头 ---------- */
.page-head{
  position:relative;
  min-height:280px;
  display:flex;align-items:flex-end;
  background:var(--dark-2) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color:var(--dark-ink);
  overflow:hidden;
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(18,54,46,.94) 0%,rgba(18,54,46,.78) 46%,rgba(20,18,15,.6) 100%);
}
.page-head::after{
  content:"";position:absolute;left:-10%;bottom:-60%;width:60%;height:150%;
  background:radial-gradient(circle,rgba(238,75,43,.28) 0%,rgba(238,75,43,0) 68%);
  pointer-events:none;
}
.page-head .container{position:relative;z-index:2;padding-top:64px;padding-bottom:40px}
.breadcrumb{font-size:13px;color:rgba(242,237,228,.72);margin-bottom:18px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center}
.breadcrumb li{display:inline-flex;align-items:center}
.breadcrumb li+li::before{content:"/";margin:0 8px;color:rgba(242,237,228,.4)}
.breadcrumb a{color:rgba(242,237,228,.78);transition:color var(--t)}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.breadcrumb [aria-current]{color:#fff}
.page-head h1{
  font-size:clamp(28px,4.4vw,42px);font-weight:700;line-height:1.22;letter-spacing:-.01em;
  color:var(--dark-ink);max-width:760px;
}
.page-head .lead{
  margin-top:14px;max-width:620px;font-size:15.5px;line-height:1.85;
  color:rgba(242,237,228,.82);
}
.head-stats{display:flex;flex-wrap:wrap;gap:0;margin-top:26px}
.head-stats li{
  padding-right:26px;margin-right:26px;border-right:1px solid rgba(242,237,228,.22);
}
.head-stats li:last-child{border-right:0;margin-right:0;padding-right:0}
.head-stats strong{display:block;font-size:20px;font-weight:700;color:var(--signal);font-variant-numeric:tabular-nums}
.head-stats span{font-size:13px;color:rgba(242,237,228,.7)}

/* ---------- 板块标题 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:32px}
.sec-title{
  position:relative;padding-left:16px;
  font-size:clamp(22px,2.8vw,30px);font-weight:700;line-height:1.3;letter-spacing:-.01em;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:2px;background:var(--brand);
}
.sec-sub{margin-top:12px;font-size:15px;line-height:1.9;color:var(--ink-2);max-width:680px}

/* ---------- 要点 ---------- */
.points-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.point-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--sh1);
  transition:transform var(--t2),box-shadow var(--t2),border-color var(--t2);
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:#DCD5C8}
.point-icon{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(46,111,94,.12);color:var(--green-light);margin-bottom:16px;
}
.point-card h3{font-size:17px;font-weight:600;line-height:1.4;margin-bottom:8px}
.point-card p{font-size:14.5px;line-height:1.85;color:var(--ink-2)}

/* ---------- 筛选 chip ---------- */
.filter-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.chip-static{
  display:inline-flex;align-items:center;justify-content:center;
  height:36px;padding:0 16px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  font-size:13px;font-weight:500;letter-spacing:.04em;
  transition:border-color var(--t),color var(--t),background var(--t);
}
.chip-static:hover{border-color:var(--brand);color:var(--brand-dark)}
.chip-static.is-active{background:var(--brand);border-color:var(--brand);color:#fff}

/* ---------- 大图卡 ---------- */
.big-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.big-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh1);
  transition:transform var(--t2),box-shadow var(--t2),border-color var(--t2);
}
.big-card:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:#DCD5C8}
.big-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E6E1D7}
.big-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t2) ease-out}
.big-card:hover .big-media img{transform:scale(1.03)}
.badge{
  position:absolute;left:12px;top:12px;
  background:var(--brand);color:#fff;border-radius:var(--r-pill);
  padding:4px 10px;font-size:11.5px;font-weight:600;letter-spacing:.06em;
}
.big-body{padding:20px 22px 22px}
.big-body h3{font-size:20px;font-weight:600;line-height:1.4;transition:color var(--t)}
.big-card:hover .big-body h3{color:var(--brand-dark)}
.big-body p{
  margin-top:10px;font-size:14.5px;line-height:1.9;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.big-meta{
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums;
}
.big-meta span+span::before{content:"·";margin-right:10px;color:#CBC4B7}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;counter-reset:step}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px 20px;box-shadow:var(--sh1);
  transition:transform var(--t2),box-shadow var(--t2),border-color var(--t2);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:#DCD5C8}
.step-num{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:var(--r-pill);
  background:rgba(238,75,43,.12);color:var(--brand-dark);
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;margin-bottom:14px;
}
.step h3{font-size:16.5px;font-weight:600;line-height:1.45;margin-bottom:8px}
.step p{font-size:14px;line-height:1.85;color:var(--ink-2)}

/* ---------- 对照表 ---------- */
.table-wrap{
  overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);
  background:var(--card);box-shadow:var(--sh1);
}
.info-table{min-width:640px}
.info-table th{
  background:var(--green);color:var(--dark-ink);
  text-align:left;font-size:14px;font-weight:600;padding:14px 20px;letter-spacing:.02em;
}
.info-table td{
  padding:14px 20px;font-size:14.5px;line-height:1.8;color:var(--ink-2);
  border-top:1px solid var(--line);
}
.info-table tbody tr:nth-child(even) td{background:#FBF9F5}
.info-table td:first-child{color:var(--ink);font-weight:600}

/* ---------- 场景图文 ---------- */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.split-media{aspect-ratio:5/4;border-radius:var(--r-lg);overflow:hidden;background:#E6E1D7;box-shadow:var(--sh2)}
.split-media img{width:100%;height:100%;object-fit:cover}
.scenario-list{margin-top:28px}
.scenario-list li{
  border-left:3px solid var(--line);padding-left:16px;margin-bottom:20px;
  transition:border-color var(--t);
}
.scenario-list li:last-child{margin-bottom:0}
.scenario-list li:hover{border-left-color:var(--brand)}
.scenario-list strong{display:block;font-size:16px;font-weight:600;line-height:1.5}
.scenario-list p{font-size:14.5px;line-height:1.85;color:var(--ink-2);margin-top:6px}

/* ---------- FAQ ---------- */
.faq-list{max-width:920px}
.faq-item{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);margin-bottom:12px;overflow:hidden;
  transition:border-color var(--t),box-shadow var(--t);
}
.faq-item:hover{box-shadow:var(--sh1)}
.faq-item[open]{border-color:rgba(238,75,43,.34);box-shadow:var(--sh1)}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;
  background:var(--brand);border-radius:0 3px 3px 0;
}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:18px 22px;font-size:16.5px;font-weight:600;line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-dark)}
.faq-icon{position:relative;width:18px;height:18px;flex:0 0 18px}
.faq-icon span{position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;transition:transform 240ms ease}
.faq-icon span:nth-child(1){width:14px;height:2px;transform:translate(-50%,-50%)}
.faq-icon span:nth-child(2){width:2px;height:14px;transform:translate(-50%,-50%)}
.faq-item[open] .faq-icon span:nth-child(2){transform:translate(-50%,-50%) scaleY(0)}
.faq-answer{padding:0 22px 22px;font-size:15px;line-height:1.9;color:var(--ink-2)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--green);border-radius:20px;
  padding:52px 48px;color:var(--dark-ink);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-mark{
  position:absolute;right:-10px;bottom:-38px;
  font-size:120px;font-weight:800;letter-spacing:.06em;
  color:#fff;opacity:.06;white-space:nowrap;pointer-events:none;line-height:1;
}
.cta-text{position:relative;z-index:2;max-width:620px}
.cta-text h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.35;color:var(--dark-ink)}
.cta-text p{margin-top:12px;font-size:15px;line-height:1.9;color:rgba(242,237,228,.78)}
.cta-actions{position:relative;z-index:2;display:flex;align-items:center;gap:20px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:72px;background:var(--green);color:var(--dark-ink-2);border-top:3px solid var(--brand)}
.footer-main{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;
  padding-top:64px;padding-bottom:40px;
}
.footer-brand .brand-text{color:var(--dark-ink);font-size:17px}
.footer-brand .brand-text .b2{color:var(--signal)}
.footer-brand .brand-divider{background:rgba(242,237,228,.28)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;color:rgba(242,237,228,.66);max-width:340px}
.footer-col h4{font-size:14px;font-weight:700;color:var(--dark-ink);margin-bottom:14px;letter-spacing:.04em}
.footer-col a,.footer-col span{display:block;font-size:14px;line-height:2;color:rgba(242,237,228,.7);transition:color var(--t)}
.footer-col a:hover{color:var(--signal);text-decoration:underline;text-underline-offset:3px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:20px;padding-bottom:32px;border-top:1px solid rgba(242,237,228,.14);
  font-size:13px;color:rgba(242,237,228,.6);
}
.fb-links{display:flex;align-items:center;gap:18px}
.fb-links a{transition:color var(--t)}
.fb-links a:hover{color:var(--signal)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .points-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1023px){
  .split{grid-template-columns:1fr;gap:32px}
  .footer-main{grid-template-columns:1fr 1fr;gap:28px}
  .nav-chips{gap:6px}
  .chip{padding:0 13px;font-size:13px}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .container{padding:0 16px}
  .menu-btn{display:grid}
  .nav-chips{
    position:fixed;top:0;right:0;z-index:60;
    width:min(84vw,320px);height:100vh;margin:0;
    flex-direction:column;align-items:stretch;gap:10px;
    padding:88px 20px 28px;border-radius:0;
    background:var(--bg);box-shadow:var(--sh3);
    transform:translateX(102%);transition:transform var(--t2) ease;
    overflow-y:auto;
  }
  body.nav-open .nav-chips{transform:none}
  .nav-chips .chip{height:46px;width:100%;justify-content:flex-start;padding:0 16px;font-size:15px;background:#fff;border-color:var(--line)}
  .nav-chips .chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
  .header-actions{gap:8px}
  .header-actions .btn-sm{padding:0 16px}
  .page-head{min-height:260px}
  .page-head .container{padding-top:48px;padding-bottom:32px}
  .head-stats{gap:20px 0}
  .head-stats li{padding-right:18px;margin-right:18px}
  .points-grid{grid-template-columns:1fr;gap:16px}
  .big-grid{grid-template-columns:1fr;gap:20px}
  .steps{grid-template-columns:1fr;gap:16px}
  .split-media{aspect-ratio:16/10}
  .cta-band{padding:36px 24px;border-radius:16px}
  .cta-mark{font-size:76px;bottom:-26px}
  .footer-main{grid-template-columns:1fr;padding-top:48px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .site-footer{margin-top:56px}
}
@media (max-width:479px){
  .section{padding:48px 0}
  .page-head h1{font-size:26px}
  .head-stats li{padding-right:14px;margin-right:14px}
  .head-stats strong{font-size:18px}
  .big-body{padding:18px}
  .faq-item summary{font-size:15.5px;padding:16px 18px}
  .faq-answer{padding:0 18px 20px}
  .btn{width:100%}
  .cta-actions{width:100%;flex-direction:column;align-items:stretch}
  .link-arrow{justify-content:center}
}

/* roulang page: category2 */
:root{
  --primary:#EE4B2B;
  --primary-dark:#C4321A;
  --green:#12362E;
  --green-light:#2E6F5E;
  --yellow:#FFC53D;
  --bg:#F6F3EE;
  --bg-2:#EFEAE2;
  --card:#FFFFFF;
  --dark-1:#14120F;
  --dark-2:#1C1916;
  --ink:#1A1815;
  --ink-2:#5E574E;
  --ink-3:#8A8378;
  --line:#E3DED4;
  --line-dark:#2C2822;
  --ok:#2E7D5B;
  --warn:#D93A2B;
  --info:#4A6B8A;
  --r-card:14px;
  --r-lg:18px;
  --r-btn:10px;
  --sh-1:0 2px 8px rgba(26,24,21,.06);
  --sh-2:0 8px 24px rgba(26,24,21,.10);
  --sh-3:0 16px 40px rgba(26,24,21,.16);
  --container:1200px;
  --header-h:72px;
  --ease:.2s ease;
  --ease-slow:.32s ease-out;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--primary)}
ul,ol{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}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 16px}
@media (min-width:768px){.container{padding:0 24px}}
@media (min-width:1024px){.container{padding:0 32px;max-width:1280px}}
.section{padding:56px 0}
@media (min-width:768px){.section{padding:72px 0}}
@media (min-width:1024px){.section{padding:96px 0}}
.num{font-variant-numeric:tabular-nums}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;
  font-weight:600;font-size:15px;line-height:1;
  border:1.5px solid transparent;cursor:pointer;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-ghost:hover{background:var(--bg-2);color:var(--primary-dark);border-color:var(--primary-dark)}
.btn-ghost:active{transform:translateY(0)}
.btn-light{background:#fff;color:var(--green);border-color:#fff}
.btn-light:hover{background:var(--yellow);border-color:var(--yellow);color:var(--dark-1)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:14px;font-weight:600}
.link-more::after{content:"→";transition:transform var(--ease)}
.link-more:hover::after{transform:translateX(4px)}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,243,238,.92);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:height var(--ease),box-shadow var(--ease),background-color var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);background:rgba(246,243,238,.97)}
.header-inner{
  display:flex;align-items:center;gap:16px;
  height:var(--header-h);
  transition:height var(--ease);
}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:10px;
  background:var(--green);color:#F2EDE4;
}
.brand-text{display:inline-flex;align-items:center;gap:8px;font-size:17px;letter-spacing:.01em;color:var(--ink)}
.brand-text .b1{font-weight:700}
.brand-text .b2{font-weight:500;color:var(--ink-2)}
.brand-divider{width:1px;height:16px;background:var(--line);display:inline-block}
.brand:hover .brand-text .b2{color:var(--primary)}

.nav-chips{
  display:flex;align-items:center;gap:8px;
  background:var(--bg-2);
  border-radius:999px;padding:5px;
  margin:0 auto;
}
.chip{
  display:inline-flex;align-items:center;
  height:38px;padding:0 16px;border-radius:999px;
  font-size:13px;font-weight:500;letter-spacing:.04em;
  color:var(--ink-2);border:1px solid transparent;
  background:transparent;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.chip:hover{background:rgba(238,75,43,.1);color:var(--primary-dark)}
.chip.is-active{background:var(--primary);color:#fff;font-weight:600}
.chip.is-active:hover{background:var(--primary-dark);color:#fff}

.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  transition:border-color var(--ease),color var(--ease),background-color var(--ease);
}
.icon-btn:hover{border-color:var(--primary);color:var(--primary);background:#fff}
.menu-btn{
  display:none;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
}
.menu-btn:hover{border-color:var(--primary);color:var(--primary)}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,18,15,.4);z-index:80;
  opacity:0;pointer-events:none;transition:opacity var(--ease);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);
  background:var(--card);z-index:90;
  transform:translateX(100%);
  transition:transform var(--ease-slow);
  display:flex;flex-direction:column;
  padding:20px;gap:20px;overflow-y:auto;
  box-shadow:var(--sh-3);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-title{font-size:14px;font-weight:700;color:var(--ink-2);letter-spacing:.06em}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--ink-2);
}
.drawer-close:hover{border-color:var(--primary);color:var(--primary)}
.drawer-nav{display:flex;flex-direction:column;gap:8px}
.drawer-nav a{
  display:block;padding:12px 14px;border-radius:12px;
  border:1px solid var(--line);font-size:15px;color:var(--ink-2);
}
.drawer-nav a:hover{border-color:var(--primary);color:var(--primary);background:var(--bg)}
.drawer-nav a.is-active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}

/* ============ 面包屑 ============ */
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:var(--line);font-size:12px}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb [aria-current="page"]{color:var(--ink-3)}

/* ============ 页头条（浅米底） ============ */
.page-strip{
  background:var(--bg-2);
  border-bottom:1px solid var(--line);
  padding:32px 0 28px;
}
.page-strip-inner{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px;
}
.page-strip-text{max-width:640px}
.page-strip h1{
  font-size:clamp(26px,3.6vw,38px);
  font-weight:700;line-height:1.2;letter-spacing:-.01em;
  margin-top:14px;
}
.page-strip p{margin-top:12px;color:var(--ink-2);font-size:15px;line-height:1.85}
.page-strip-side{display:flex;gap:14px;flex-wrap:wrap}
.count-block{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:14px 20px;min-width:132px;box-shadow:var(--sh-1);
}
.count-block strong{
  display:block;font-size:26px;font-weight:700;color:var(--primary);
  line-height:1.2;font-variant-numeric:tabular-nums;
}
.count-block span{font-size:13px;color:var(--ink-3)}

/* ============ 双栏布局 ============ */
.layout-two-col{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:1024px){
  .layout-two-col{grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start}
}
.col-side{display:flex;flex-direction:column;gap:20px}
@media (min-width:1024px){
  .col-side{position:sticky;top:calc(60px + 24px)}
}

.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:12px;margin-bottom:24px;
}
.section-head h2{
  font-size:clamp(20px,2.4vw,28px);font-weight:700;line-height:1.3;
  position:relative;padding-left:14px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;
  border-radius:4px;background:var(--primary);
}
.section-head .sub{font-size:14px;color:var(--ink-3)}

/* ============ 紧凑卡片网格 ============ */
.grid-cards{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:520px){.grid-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:768px){.grid-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}}
@media (min-width:1024px){.grid-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1180px){.grid-cards{grid-template-columns:repeat(3,minmax(0,1fr))}}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:transform var(--ease-slow),box-shadow var(--ease-slow),border-color var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D8D2C6}
.card-media{
  position:relative;aspect-ratio:4 / 3;background:var(--bg-2);overflow:hidden;
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease-slow)}
.card:hover .card-media img{transform:scale(1.03)}
.badge{
  position:absolute;top:10px;left:10px;
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:999px;
  background:var(--primary);color:#fff;font-size:11px;font-weight:600;letter-spacing:.04em;
}
.badge.badge-live{background:var(--yellow);color:var(--dark-1)}
.badge.badge-live .dot{
  width:6px;height:6px;border-radius:50%;background:var(--primary-dark);
  animation:pulse 1.6s infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.card-body{padding:16px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{
  font-size:16px;font-weight:600;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color var(--ease);
}
.card:hover .card-body h3{color:var(--primary)}
.card-body p{
  font-size:13px;color:var(--ink-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--ink-3);
}
.card-meta .sep{width:1px;height:12px;background:var(--line);display:inline-block;margin:0 8px;vertical-align:-1px}
.card-tags{display:flex;align-items:center;gap:8px}

/* ============ 侧栏卡片 ============ */
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px;box-shadow:var(--sh-1);
}
.side-card h3{font-size:15px;font-weight:700;margin-bottom:14px;color:var(--ink)}
.side-nav{display:flex;flex-direction:column;gap:6px}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:10px;font-size:14px;color:var(--ink-2);
  border-left:3px solid transparent;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease);
}
.side-nav a:hover{background:var(--bg);color:var(--primary);border-left-color:var(--primary)}
.side-nav a.is-active{background:var(--bg);color:var(--primary-dark);border-left-color:var(--primary);font-weight:600}
.side-nav a .arrow{color:var(--ink-3);font-size:12px;transition:transform var(--ease)}
.side-nav a:hover .arrow{transform:translateX(4px);color:var(--primary)}
.side-list{display:flex;flex-direction:column;gap:14px}
.side-item{display:flex;gap:12px;align-items:flex-start}
.side-thumb{
  width:72px;height:54px;flex:0 0 72px;border-radius:10px;overflow:hidden;
  background:var(--bg-2);
}
.side-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease-slow)}
.side-item:hover .side-thumb img{transform:scale(1.05)}
.side-item h4{
  font-size:14px;font-weight:600;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.side-item:hover h4{color:var(--primary)}
.side-item span{display:block;font-size:12px;color:var(--ink-3);margin-top:4px}

.side-cta{
  background:var(--green);border-color:var(--green);color:#F2EDE4;
}
.side-cta h3{color:#F2EDE4}
.side-cta p{font-size:13px;color:#B9B1A4;line-height:1.8;margin-bottom:16px}
.side-cta .btn{width:100%}

/* ============ 信息块 / 表格 ============ */
.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);
}
@media (min-width:768px){.panel{padding:32px}}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card)}
.data-table{width:100%;border-collapse:collapse;min-width:560px;font-size:14px}
.data-table th,.data-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line)}
.data-table thead th{
  background:var(--bg-2);font-size:13px;font-weight:700;color:var(--ink-2);
  letter-spacing:.04em;white-space:nowrap;
}
.data-table tbody tr:nth-child(even){background:#FAF8F4}
.data-table tbody tr:hover{background:var(--bg)}
.data-table tbody tr:last-child td{border-bottom:0}
.data-table td strong{color:var(--ink)}
.pill{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;
  border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.04em;
}
.pill-ok{background:rgba(46,125,91,.12);color:var(--ok)}
.pill-info{background:rgba(74,107,138,.12);color:var(--info)}
.pill-warn{background:rgba(217,58,43,.12);color:var(--warn)}

/* ============ 步骤流程 ============ */
.steps{display:grid;grid-template-columns:1fr;gap:18px;margin-top:24px}
@media (min-width:768px){.steps{grid-template-columns:repeat(3,minmax(0,1fr))}}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);transition:transform var(--ease-slow),box-shadow var(--ease-slow);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-num{
  font-size:24px;font-weight:700;color:var(--primary);line-height:1;
  font-variant-numeric:tabular-nums;margin-bottom:12px;
}
.step h3{font-size:16px;font-weight:600;margin-bottom:8px}
.step p{font-size:14px;color:var(--ink-2);line-height:1.8}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;position:relative;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:#D8D2C6;box-shadow:var(--sh-1)}
.faq-item.is-open{border-color:#D8D2C6;box-shadow:var(--sh-1)}
.faq-item::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;
  background:var(--primary);border-radius:0 3px 3px 0;
  opacity:0;transition:opacity var(--ease);
}
.faq-item.is-open::before{opacity:1}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);
  transition:color var(--ease);
}
.faq-q:hover{color:var(--primary)}
.faq-icon{
  position:relative;flex:0 0 20px;width:20px;height:20px;
  transition:transform var(--ease-slow);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--primary);border-radius:2px;
  transition:opacity var(--ease),transform var(--ease-slow);
}
.faq-icon::before{left:0;right:0;top:9px;height:2px}
.faq-icon::after{top:0;bottom:0;left:9px;width:2px}
.faq-item.is-open .faq-icon{transform:rotate(180deg)}
.faq-item.is-open .faq-icon::after{opacity:0}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height var(--ease-slow);
}
.faq-a-inner{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:20px;
  background-color:var(--green);
  background-image:linear-gradient(100deg,rgba(18,54,46,.92),rgba(18,54,46,.72)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  color:#F2EDE4;
  padding:36px 24px;
}
@media (min-width:768px){.cta-band{padding:44px 40px}}
.cta-band::after{
  content:"LIVE";
  position:absolute;right:-10px;bottom:-38px;
  font-size:120px;font-weight:800;letter-spacing:.06em;
  color:#F2EDE4;opacity:.06;pointer-events:none;line-height:1;
}
.cta-band-inner{
  position:relative;z-index:1;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.cta-band h2{font-size:clamp(20px,2.6vw,30px);font-weight:700;line-height:1.3}
.cta-band p{margin-top:10px;color:#B9B1A4;font-size:15px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.cta-text-link{color:#F2EDE4;font-size:14px;font-weight:600;border-bottom:1px solid rgba(242,237,228,.4);padding-bottom:2px}
.cta-text-link:hover{color:var(--yellow);border-color:var(--yellow)}

/* ============ 页脚 ============ */
.site-footer{background:var(--green);color:#F2EDE4;margin-top:56px;border-top:3px solid var(--primary)}
@media (min-width:1024px){.site-footer{margin-top:96px}}
.footer-main{
  display:grid;grid-template-columns:1fr;gap:28px;
  padding:48px 16px 32px;
}
@media (min-width:520px){.footer-main{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-main{grid-template-columns:1.4fr 1fr 1fr 1fr;padding:64px 32px 40px;gap:32px}}
.footer-brand .brand-text{color:#F2EDE4}
.footer-brand .brand-text .b2{color:#B9B1A4}
.footer-brand .brand-divider{background:var(--line-dark)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:2;color:#B9B1A4;max-width:340px}
.footer-col h4{font-size:14px;font-weight:700;margin-bottom:16px;color:#F2EDE4}
.footer-col a,.footer-col span{display:block;font-size:14px;line-height:2;color:#B9B1A4;transition:color var(--ease)}
.footer-col a:hover{color:var(--green-light);color:#7FC3AE}
.footer-bottom{
  border-top:1px solid var(--line-dark);
  padding:18px 16px 28px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:#B9B1A4;
}
@media (min-width:1024px){.footer-bottom{padding:18px 32px 32px}}
.fb-links{display:flex;flex-wrap:wrap;gap:18px}
.fb-links a{color:#B9B1A4}
.fb-links a:hover{color:#7FC3AE}

/* ============ 响应式导航 ============ */
@media (max-width:1023px){
  .nav-chips{
    display:none;
  }
  .menu-btn{display:inline-flex}
}
@media (max-width:767px){
  .header-actions .btn-primary.btn-sm{display:none}
  .brand-text{font-size:16px}
  .page-strip-inner{align-items:flex-start}
  .page-strip-side{width:100%}
  .count-block{flex:1 1 40%;min-width:0}
  body{font-size:16px}
}
@media (max-width:479px){
  .grid-cards{grid-template-columns:1fr}
  .count-block strong{font-size:22px}
  .cta-band{padding:28px 18px;border-radius:16px}
  .cta-band::after{font-size:88px;bottom:-24px}
}

/* roulang page: category3 */
:root{
  --main:#EE4B2B;
  --main-dark:#C4321A;
  --green:#12362E;
  --green-soft:#2E6F5E;
  --yellow:#FFC53D;
  --bg:#F6F3EE;
  --bg-2:#EFEAE2;
  --card:#FFFFFF;
  --dark-1:#14120F;
  --dark-2:#1C1916;
  --text:#1A1815;
  --text-2:#5E574E;
  --text-3:#8A8378;
  --line:#E3DED4;
  --line-dark:#2C2822;
  --on-dark:#F2EDE4;
  --on-dark-2:#B9B1A4;
  --ok:#2E7D5B;
  --warn:#D93A2B;
  --info:#4A6B8A;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:16px;
  --r-xl:20px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(26,24,21,.06);
  --sh-2:0 8px 24px rgba(26,24,21,.10);
  --sh-3:0 16px 40px rgba(26,24,21,.16);
  --ease:200ms ease;
  --ease-slow:320ms ease-out;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease)}
a:hover{color:var(--main)}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1.1em}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--main);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.mono-num{font-variant-numeric:tabular-nums}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,243,238,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background-color var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);background:rgba(246,243,238,.97)}
.header-inner{display:flex;align-items:center;gap:24px;min-height:72px;transition:min-height var(--ease)}
.site-header.is-scrolled .header-inner{min-height:60px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:30px;height:30px;border-radius:9px;
  display:flex;align-items:center;justify-content:center;
  background:var(--green);color:var(--on-dark);
}
.brand-text{display:flex;align-items:center;gap:8px;font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.brand-text .b1{color:var(--green)}
.brand-text .b2{color:var(--main)}
.brand-divider{width:1px;height:16px;background:var(--line);display:inline-block}
.nav-chips{
  display:flex;align-items:center;gap:8px;
  flex:1;justify-content:center;
  background:var(--bg-2);
  padding:5px;border-radius:var(--r-pill);
  max-width:640px;margin:0 auto;
}
.chip{
  display:inline-flex;align-items:center;justify-content:center;
  height:38px;padding:0 18px;border-radius:var(--r-pill);
  font-size:13px;font-weight:500;letter-spacing:.04em;
  color:var(--text-2);background:transparent;
  border:1px solid transparent;white-space:nowrap;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease);
}
.chip:hover{color:var(--main-dark);background:rgba(238,75,43,.08);border-color:rgba(238,75,43,.28)}
.chip.is-active{background:var(--main);color:#FFF6F2;border-color:var(--main);font-weight:600}
.chip.is-active:hover{background:var(--main-dark);color:#FFF6F2;border-color:var(--main-dark)}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;margin-left:auto}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);border:1px solid var(--line);background:var(--card);
  transition:color var(--ease),border-color var(--ease),background-color var(--ease),transform var(--ease);
}
.icon-btn:hover{color:var(--main);border-color:var(--main);transform:translateY(-1px)}
.menu-btn{
  width:40px;height:40px;border-radius:var(--r-sm);
  display:none;align-items:center;justify-content:center;
  border:1px solid var(--line);background:var(--card);color:var(--text-2);
}
.menu-btn:hover{color:var(--main);border-color:var(--main)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1.5px solid transparent;cursor:pointer;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--main);color:#FFF6F2;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--main-dark);color:#FFF6F2;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:var(--main);border-color:var(--main)}
.btn-ghost:hover{background:var(--bg-2);color:var(--main-dark);border-color:var(--main-dark)}
.btn-ghost:active{transform:translateY(1px)}
.btn-warm{background:var(--yellow);color:#2A1F04;box-shadow:var(--sh-1)}
.btn-warm:hover{background:#F3B420;color:#2A1F04;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--main);
  border-bottom:1px solid transparent;padding-bottom:2px;
}
.link-more:hover{color:var(--main-dark);border-bottom-color:var(--main-dark)}

/* ============ 页头（左文右图） ============ */
.page-hero{padding:64px 0 72px;border-bottom:1px solid var(--line);background:var(--bg)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.breadcrumb{font-size:13px;color:var(--text-3);margin-bottom:22px}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li::after{content:"/";color:var(--line);font-size:12px}
.breadcrumb li:last-child::after{content:""}
.breadcrumb a:hover{color:var(--main)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--green-soft);text-transform:uppercase;
  background:rgba(46,111,94,.09);
  border:1px solid rgba(46,111,94,.22);
  padding:6px 14px;border-radius:var(--r-pill);margin-bottom:20px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--yellow);display:inline-block}
.hero-title{font-size:clamp(28px,4.4vw,46px);line-height:1.2;letter-spacing:-.01em;margin-bottom:18px;color:var(--text)}
.hero-title em{font-style:normal;color:var(--main)}
.hero-lead{font-size:17px;line-height:1.9;color:var(--text-2);max-width:34em;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px}
.hero-facts{display:flex;flex-wrap:wrap;gap:28px;padding-top:24px;border-top:1px solid var(--line)}
.fact{min-width:120px}
.fact b{display:block;font-size:24px;font-weight:700;color:var(--green);font-variant-numeric:tabular-nums;line-height:1.3}
.fact span{font-size:13px;color:var(--text-3)}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:5/4;background:var(--bg-2);box-shadow:var(--sh-2);
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(18,54,46,.42),rgba(20,18,15,.12) 55%,rgba(20,18,15,.30));
}
.hero-media .media-tag{
  position:absolute;left:18px;bottom:18px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(20,18,15,.72);color:var(--on-dark);
  font-size:12px;letter-spacing:.04em;padding:8px 14px;border-radius:var(--r-pill);
}
.hero-media .media-tag i{width:6px;height:6px;border-radius:50%;background:var(--yellow);display:inline-block}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section.is-tight{padding:64px 0}
.section-bg{background:var(--bg-2)}
.section-head{margin-bottom:48px;max-width:720px}
.section-head h2{font-size:clamp(22px,2.8vw,32px);margin-bottom:14px;color:var(--text)}
.section-head p{color:var(--text-2);font-size:16px;margin:0}
.section-head .head-line{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.section-head .head-line i{width:28px;height:2px;background:var(--main);display:inline-block;border-radius:2px}
.section-head .head-line span{font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--main);text-transform:uppercase}

/* ============ 图文交替长流 ============ */
.stream-list{display:flex;flex-direction:column}
.stream-item{
  display:grid;grid-template-columns:5fr 6fr;gap:56px;align-items:center;
  padding:48px 0;border-bottom:1px dashed var(--line);
}
.stream-item:first-child{padding-top:0}
.stream-item:last-child{border-bottom:0;padding-bottom:0}
.stream-item.is-reverse .stream-media{order:2}
.stream-item.is-reverse .stream-body{order:1}
.stream-media{
  position:relative;aspect-ratio:5/4;border-radius:var(--r-lg);overflow:hidden;
  background:var(--bg-2);box-shadow:var(--sh-1);
}
.stream-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease-slow)}
.stream-item:hover .stream-media img{transform:scale(1.03)}
.stream-media .order{
  position:absolute;top:14px;left:14px;z-index:2;
  background:var(--main);color:#FFF6F2;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  padding:5px 12px;border-radius:var(--r-pill);
}
.stream-body h3{font-size:clamp(20px,2.2vw,24px);margin-bottom:14px;color:var(--text)}
.stream-body h3 .idx{
  font-size:14px;font-weight:700;color:var(--main);
  font-variant-numeric:tabular-nums;margin-right:10px;letter-spacing:.06em;
}
.stream-body p{color:var(--text-2);font-size:16px;line-height:1.9;margin-bottom:16px}
.tick-list{display:flex;flex-direction:column;gap:10px;margin:0}
.tick-list li{
  position:relative;padding-left:22px;
  font-size:15px;color:var(--text-2);line-height:1.8;
}
.tick-list li::before{
  content:"";position:absolute;left:0;top:10px;
  width:8px;height:8px;border-radius:2px;background:var(--green-soft);
}
.stream-note{
  margin-top:16px;padding:14px 16px;border-radius:var(--r-sm);
  background:var(--bg-2);border-left:3px solid var(--green-soft);
  font-size:14px;color:var(--text-2);line-height:1.8;
}

/* ============ 信息对照块 ============ */
.check-table{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);
}
.check-row{
  display:grid;grid-template-columns:1.1fr 1.6fr 1fr;
  gap:20px;padding:18px 24px;align-items:center;
  border-bottom:1px solid var(--line);font-size:15px;
  transition:background-color var(--ease),box-shadow var(--ease);
}
.check-row:last-child{border-bottom:0}
.check-row.head{
  background:var(--bg-2);font-size:13px;font-weight:600;
  letter-spacing:.06em;color:var(--text-3);
}
.check-row:not(.head):hover{background:var(--bg);box-shadow:inset 3px 0 0 var(--main)}
.check-row .name{font-weight:600;color:var(--text)}
.check-row .desc{color:var(--text-2);font-size:14px}
.check-row .tag{
  justify-self:start;font-size:12px;font-weight:600;letter-spacing:.04em;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(46,111,94,.10);color:var(--green-soft);border:1px solid rgba(46,111,94,.20);
}
.check-row .tag.urgent{background:rgba(238,75,43,.10);color:var(--main-dark);border-color:rgba(238,75,43,.22)}
.check-row .tag.calm{background:rgba(74,107,138,.12);color:var(--info);border-color:rgba(74,107,138,.22)}

/* ============ 小链接矩阵 ============ */
.matrix-title{font-size:14px;font-weight:600;letter-spacing:.06em;color:var(--text-3);margin-bottom:18px}
.link-matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.matrix-cell{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 20px;font-size:15px;font-weight:600;color:var(--text);
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease);
}
.matrix-cell span.arrow{color:var(--text-3);transition:transform var(--ease),color var(--ease)}
.matrix-cell:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--main);color:var(--main)}
.matrix-cell:hover span.arrow{transform:translateX(4px);color:var(--main)}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:880px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-left:3px solid transparent;
  border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item.is-open{border-left-color:var(--main);box-shadow:var(--sh-2)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--text);
  transition:color var(--ease),background-color var(--ease);
}
.faq-q:hover{color:var(--main)}
.faq-q .sign{
  position:relative;flex-shrink:0;width:20px;height:20px;
  border-radius:var(--r-pill);background:var(--bg-2);
}
.faq-q .sign::before,.faq-q .sign::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--green);
  transform:translate(-50%,-50%);transition:transform var(--ease),opacity var(--ease);
}
.faq-q .sign::before{width:10px;height:1.6px}
.faq-q .sign::after{width:1.6px;height:10px}
.faq-item.is-open .faq-q .sign{background:var(--main)}
.faq-item.is-open .faq-q .sign::before,.faq-item.is-open .faq-q .sign::after{background:#FFF6F2}
.faq-item.is-open .faq-q .sign::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height 280ms ease,padding 280ms ease;
  padding:0 22px;
}
.faq-item.is-open .faq-a{max-height:340px;padding:0 22px 20px}
.faq-a p{font-size:15px;line-height:1.85;color:var(--text-2);margin:0}

/* ============ CTA ============ */
.cta-wrap{padding:0 0 96px}
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--green),#0E2A24 62%);
  border-radius:var(--r-xl);padding:48px 52px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:var(--sh-2);
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-60px;width:320px;height:320px;
  border-radius:50%;border:1px solid rgba(242,237,228,.14);
}
.cta-band::after{
  content:"";position:absolute;right:40px;bottom:-90px;width:260px;height:260px;
  border-radius:50%;background:rgba(238,75,43,.16);filter:blur(10px);
}
.cta-copy{position:relative;z-index:2;max-width:640px}
.cta-copy h2{font-size:clamp(22px,2.6vw,30px);color:var(--on-dark);margin-bottom:12px}
.cta-copy p{color:var(--on-dark-2);font-size:15px;margin:0}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;align-items:flex-end;gap:14px;flex-shrink:0}
.cta-actions .link-more{color:var(--on-dark);border-bottom-color:transparent}
.cta-actions .link-more:hover{color:var(--yellow);border-bottom-color:var(--yellow)}

/* ============ 页脚 ============ */
.site-footer{background:var(--green);color:var(--on-dark);border-top:3px solid var(--main)}
.footer-main{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;padding:64px 32px 40px;
}
.footer-brand .brand-text{margin-bottom:16px}
.footer-brand .brand-text .b1,.footer-brand .brand-text .b2{color:var(--on-dark)}
.footer-brand .brand-divider{background:rgba(242,237,228,.3)}
.footer-brand p{font-size:14px;line-height:1.9;color:var(--on-dark-2);max-width:34em;margin:0}
.footer-col h4{font-size:14px;font-weight:700;color:var(--on-dark);margin-bottom:16px;letter-spacing:.04em}
.footer-col a,.footer-col span{display:block;font-size:14px;line-height:2;color:var(--on-dark-2)}
.footer-col a:hover{color:var(--yellow)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 32px 28px;border-top:1px solid var(--line-dark);
  font-size:13px;color:var(--on-dark-2);
}
.footer-bottom .fb-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom .fb-links a{color:var(--on-dark-2)}
.footer-bottom .fb-links a:hover{color:var(--yellow)}

/* ============ 移动端抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,18,15,.4);
  opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;z-index:95;
  width:min(86vw,340px);height:100%;
  background:var(--card);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform 300ms ease;
  padding:24px 22px;overflow-y:auto;box-shadow:var(--sh-3);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-head .brand-text{font-size:15px}
.drawer-title{font-size:12px;letter-spacing:.12em;color:var(--text-3);font-weight:600;margin:20px 0 12px}
.drawer-nav{display:flex;flex-direction:column;gap:8px}
.drawer-nav a{
  padding:12px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:500;
  color:var(--text-2);border:1px solid var(--line);background:var(--bg);
}
.drawer-nav a:hover{color:var(--main);border-color:var(--main)}
.drawer-nav a.is-active{background:var(--main);border-color:var(--main);color:#FFF6F2;font-weight:600}
.drawer .btn{width:100%;margin-top:20px}
.drawer-close{
  width:36px;height:36px;border-radius:var(--r-pill);
  border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);
}
.drawer-close:hover{color:var(--main);border-color:var(--main)}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 24px}
  .footer-main{padding:56px 24px 36px;gap:32px}
  .footer-bottom{padding:18px 24px 26px}
}
@media (max-width:1023px){
  body{font-size:16px}
  .header-inner{gap:16px}
  .nav-chips{
    max-width:none;justify-content:flex-start;
    overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  }
  .nav-chips::-webkit-scrollbar{display:none}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{order:-1;aspect-ratio:16/9}
  .stream-item{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:72px 0}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px}
  .check-row{grid-template-columns:1fr 1.4fr;gap:14px}
  .check-row .tag{justify-self:end;grid-column:2}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .nav-chips{display:none}
  .menu-btn{display:inline-flex}
  .page-hero{padding:36px 0 44px}
  .hero-media{aspect-ratio:4/3}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-facts{gap:18px}
  .fact{min-width:calc(50% - 9px)}
  .stream-item{grid-template-columns:1fr;gap:20px;padding:32px 0}
  .stream-item.is-reverse .stream-media{order:0}
  .stream-item.is-reverse .stream-body{order:0}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .link-matrix{grid-template-columns:1fr 1fr}
  .cta-wrap{padding:0 0 56px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 24px;gap:24px}
  .cta-actions{align-items:stretch;width:100%}
  .cta-actions .btn{width:100%}
  .cta-actions .link-more{justify-content:center}
  .footer-main{grid-template-columns:1fr 1fr;padding:44px 16px 28px}
  .footer-brand{grid-column:1 / -1}
  .footer-bottom{padding:18px 16px 24px;flex-direction:column;align-items:flex-start;gap:10px}
  .check-row{grid-template-columns:1fr;padding:16px 18px}
  .check-row.head{display:none}
  .check-row .tag{justify-self:start;grid-column:auto}
}
@media (max-width:479px){
  .link-matrix{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr}
  h1.hero-title{font-size:28px}
  .matrix-cell{font-size:14px}
}