/* roulang page: index */
:root{
  --c-brand:#10362B;
  --c-brand-2:#1C5A45;
  --c-deep:#0B1F19;
  --c-accent:#E4572E;
  --c-accent-h:#C8461F;
  --c-accent-2:#F2A93B;
  --c-teal:#2E7D6B;
  --c-ink:#14201C;
  --c-ink-2:#3D4A45;
  --c-muted:#6B7A73;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-line:#DFE3DE;
  --sh-1:0 1px 2px rgba(11,31,25,.06);
  --sh-2:0 8px 24px rgba(11,31,25,.10);
  --sh-3:0 18px 44px rgba(11,31,25,.16);
  --r-card:14px;
  --r-block:20px;
  --r-pill:999px;
  --r-input:10px;
  --font-sans:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Consolas,"Liberation Mono",monospace;
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  color:var(--c-ink);
  background:var(--c-bg);
  text-align:left;
  overflow-wrap:break-word;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-brand-2)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--c-accent-2);outline-offset:2px}
.rl-container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
@media (min-width:1280px){.rl-container{max-width:1240px}}
@media (max-width:1023px){.rl-container{padding:0 20px}}
@media (max-width:639px){.rl-container{padding:0 16px}}

/* ---------- 顶部倒计时条 ---------- */
.site-header{position:sticky;top:0;z-index:60;width:100%}
.topbar{background:var(--c-deep);height:44px;overflow:hidden}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:44px;gap:16px}
.notice{display:flex;align-items:center;gap:10px;min-width:0;flex:1 1 auto}
.notice-dot{width:8px;height:8px;border-radius:50%;background:var(--c-accent);flex:0 0 auto;box-shadow:0 0 0 4px rgba(228,87,46,.18)}
.notice-track{overflow:hidden;white-space:nowrap;font-size:14px;color:rgba(255,255,255,.85)}
.notice-track span{display:inline-block;padding-left:100%;animation:noticeScroll 26s linear infinite}
@keyframes noticeScroll{0%{transform:translateX(0)}100%{transform:translateX(-100%)}}
.countdown{display:flex;align-items:center;gap:8px;flex:0 0 auto;font-size:13px;color:rgba(255,255,255,.72);white-space:nowrap}
.countdown b{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:16px;color:var(--c-accent);font-weight:700;letter-spacing:.5px}
.countdown i{font-style:normal;color:rgba(255,255,255,.35)}

/* ---------- 主导航 ---------- */
.mainnav{background:var(--c-surface);border-bottom:1px solid var(--c-line);transition:box-shadow .2s ease,height .2s ease}
.mainnav.is-stuck{box-shadow:var(--sh-1)}
.mainnav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.mainnav.is-stuck .mainnav-inner{height:64px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{width:32px;height:32px;border-radius:8px;background:var(--c-brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:700}
.brand-text{font-size:20px;font-weight:700;letter-spacing:.2px;color:var(--c-ink);white-space:nowrap}
.brand-text em{font-style:normal;color:var(--c-brand-2)}
.nav-links{display:flex;align-items:center;gap:28px;flex:1 1 auto;justify-content:center}
.nav-links a{position:relative;font-size:16px;font-weight:500;color:var(--c-ink-2);padding:6px 0;white-space:nowrap}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--c-accent);transition:width .2s ease}
.nav-links a:hover{color:var(--c-brand)}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:var(--c-brand)}
.nav-links a.active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-pill);font-size:16px;font-weight:600;white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--c-accent-h);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:var(--c-brand);border:1.5px solid var(--c-brand)}
.btn-ghost:hover{background:var(--c-brand);color:#fff}
.btn-ghost-light{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.85)}
.btn-ghost-light:hover{background:#fff;color:var(--c-brand)}
.btn-sm{height:42px;padding:0 20px;font-size:15px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{background:#C9CFCA;color:#fff;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 移动导航 ---------- */
.nav-toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--c-line);align-items:center;justify-content:center;color:var(--c-brand);font-size:18px;background:#fff}
.nav-drawer{display:none;border-top:1px solid var(--c-line);background:#fff;padding:8px 0 20px}
.nav-drawer.is-open{display:block}
.nav-drawer a.drawer-link{display:flex;align-items:center;justify-content:space-between;height:56px;padding:0 20px;font-size:18px;font-weight:500;color:var(--c-ink);border-bottom:1px solid var(--c-line)}
.nav-drawer a.drawer-link.active{color:var(--c-brand)}
.nav-drawer a.drawer-link i{color:var(--c-muted);font-size:14px}
.drawer-actions{padding:16px 20px 0;display:grid;gap:12px}

/* ---------- Hero ---------- */
.hero{position:relative;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center 30%;min-height:560px;display:flex;align-items:center;padding:64px 0}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(11,31,25,.82) 0%,rgba(11,31,25,.62) 55%,rgba(11,31,25,.42) 100%)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;width:100%}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--c-accent-2);border:1px solid rgba(242,169,59,.5);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:20px;background:rgba(242,169,59,.08)}
.hero h1{font-size:clamp(30px,4.2vw,46px);line-height:1.3;font-weight:700;color:#fff;letter-spacing:.3px}
.hero .hero-sub{margin-top:20px;font-size:17px;line-height:1.9;color:rgba(255,255,255,.82);max-width:560px}
.hero-cta{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px}
.hero-line{margin-top:36px;height:1px;background:rgba(255,255,255,.2)}
.hero-stats{margin-top:26px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.hero-stats .num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:28px;font-weight:700;color:#fff;line-height:1.2}
.hero-stats .num small{font-size:15px;font-weight:500;margin-left:2px}
.hero-stats .cap{margin-top:4px;font-size:13px;color:rgba(255,255,255,.7)}
.hero-card{background:#fff;border-radius:var(--r-block);box-shadow:var(--sh-3);padding:28px;border:1px solid rgba(255,255,255,.6)}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:5px 12px;border-radius:var(--r-pill);line-height:1.6}
.badge-live{background:rgba(228,87,46,.12);color:var(--c-accent)}
.badge-amber{background:rgba(242,169,59,.18);color:#8A5B08}
.badge-green{background:rgba(28,90,69,.12);color:var(--c-brand-2)}
.hero-card h2{margin-top:16px;font-size:22px;line-height:1.4;font-weight:700;color:var(--c-ink)}
.hero-card .meta{margin-top:14px;font-size:14px;color:var(--c-ink-2);line-height:1.9}
.hero-card .meta i{width:18px;color:var(--c-teal);margin-right:6px}
.progress{margin-top:20px;height:8px;border-radius:var(--r-pill);background:#EDEFEA;overflow:hidden}
.progress span{display:block;height:100%;width:68%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-accent-2),#E0A02C)}
.progress-cap{margin-top:8px;display:flex;justify-content:space-between;font-size:13px;color:var(--c-muted)}
.hero-card .btn{margin-top:22px}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec) 0}
.section-alt{background:#fff}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.sec-title{position:relative;padding-left:16px}
.sec-title::before{content:"";position:absolute;left:0;top:6px;width:4px;height:20px;border-radius:2px;background:var(--c-brand)}
.sec-title h2{font-size:28px;line-height:1.35;font-weight:700;color:var(--c-ink)}
.sec-title p{margin-top:10px;font-size:15px;color:var(--c-muted);max-width:640px}
.sec-more{font-size:15px;font-weight:600;color:var(--c-brand-2);display:inline-flex;align-items:center;gap:6px}
.sec-more i{transition:transform .18s ease}
.sec-more:hover i{transform:translateX(4px)}

/* ---------- 卖点条卡 ---------- */
.points{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border:1px solid var(--c-line);border-radius:var(--r-block);background:#fff;overflow:hidden}
.point{display:flex;gap:18px;padding:28px 26px;border-right:1px solid var(--c-line);border-bottom:1px solid var(--c-line);transition:background-color .18s ease}
.point:nth-child(2n){border-right:0}
.point:nth-child(n+3){border-bottom:0}
.point:hover{background:#FBFBF8}
.point-num{flex:0 0 auto;width:56px;height:56px;border-radius:12px;background:rgba(28,90,69,.08);color:var(--c-brand);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:26px;font-weight:700;font-variant-numeric:tabular-nums}
.point h3{font-size:20px;line-height:1.45;font-weight:600;color:var(--c-ink)}
.point p{margin-top:8px;font-size:15px;line-height:1.8;color:var(--c-ink-2)}

/* ---------- 图墙 ---------- */
.gallery{display:grid;gap:16px;grid-template-columns:repeat(4,1fr);grid-template-rows:210px 210px 200px;
  grid-template-areas:
    "a a b c"
    "d e b c"
    "d e f f";}
.g-item{position:relative;overflow:hidden;border-radius:var(--r-card);background:var(--c-deep)}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease}
.g-item::after{content:"";position:absolute;inset:0;background:rgba(11,31,25,.35);transition:background-color .24s ease}
.g-item:hover img{transform:scale(1.04)}
.g-item:hover::after{background:rgba(11,31,25,.18)}
.g-a{grid-area:a}.g-b{grid-area:b}.g-c{grid-area:c}.g-d{grid-area:d}.g-e{grid-area:e}.g-f{grid-area:f}
.g-a img{object-position:center 20%}
.g-b img{object-position:center 60%}
.g-c img{object-position:left center}
.g-d img{object-position:right center}
.g-e img{object-position:center 35%}
.g-f img{object-position:center 75%}
.g-tag{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:12px 16px;font-size:14px;color:#fff;background:linear-gradient(0deg,rgba(11,31,25,.86),rgba(11,31,25,0));line-height:1.6}

/* ---------- 报名 CTA ---------- */
.cta-block{position:relative;border-radius:var(--r-block);overflow:hidden;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center 40%}
.cta-block::before{content:"";position:absolute;inset:0;background:rgba(11,31,25,.78)}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:6fr 6fr;gap:48px;padding:56px;align-items:start}
.cta-inner h2{font-size:28px;line-height:1.4;color:#fff;font-weight:700}
.cta-inner .cta-desc{margin-top:16px;font-size:16px;color:rgba(255,255,255,.78);line-height:1.9}
.cta-list{margin-top:26px;display:grid;gap:14px}
.cta-list li{display:flex;gap:12px;font-size:15px;color:rgba(255,255,255,.88);line-height:1.7}
.cta-list li::before{content:"";flex:0 0 auto;width:8px;height:8px;border-radius:2px;background:var(--c-accent-2);margin-top:10px}
.form-card{background:#fff;border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-2)}
.form-card h3{font-size:20px;font-weight:700;color:var(--c-ink)}
.form-card .form-sub{margin-top:8px;font-size:14px;color:var(--c-muted)}
.field{margin-top:18px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--c-ink-2);margin-bottom:8px}
.field input,.field select{width:100%;height:48px;border:1px solid var(--c-line);border-radius:var(--r-input);padding:0 14px;font-size:15px;color:var(--c-ink);background:#fff;transition:border-color .18s ease,box-shadow .18s ease}
.field input:focus,.field select:focus{outline:none;border-color:var(--c-accent-2);box-shadow:0 0 0 3px rgba(242,169,59,.25)}
.form-hint{margin-top:14px;font-size:13px;color:var(--c-muted);line-height:1.7}
.form-hint a{color:var(--c-brand-2);text-decoration:underline}
.form-card .btn{margin-top:20px}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:22px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;min-height:220px}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--c-brand-2);color:inherit}
.news-badge{align-self:flex-start;font-size:13px;font-weight:600;padding:4px 12px;border-radius:var(--r-pill);background:rgba(28,90,69,.10);color:var(--c-brand-2)}
.news-badge.amber{background:rgba(242,169,59,.20);color:#8A5B08}
.news-card h3{margin-top:16px;font-size:20px;line-height:1.5;font-weight:600;color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{margin-top:12px;font-size:15px;line-height:1.8;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;padding-top:18px;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-muted)}
.news-meta .dot{color:var(--c-line)}
.news-meta .go{color:var(--c-brand-2);font-weight:600}
.news-empty{border:1px dashed var(--c-line);background:#fff;border-radius:var(--r-card);padding:56px 24px;text-align:center;color:var(--c-muted);font-size:15px}
.news-empty i{display:block;font-size:26px;color:var(--c-teal);margin-bottom:12px}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;margin:0 auto}
.accordion{border:0;background:transparent;margin:0}
.accordion-item{border:1px solid var(--c-line);background:#fff;border-radius:12px;margin-bottom:12px;overflow:hidden;position:relative;transition:border-color .18s ease}
.accordion-item:hover{border-color:var(--c-brand-2)}
.accordion-item.is-active{border-color:var(--c-brand-2)}
.accordion-item.is-active::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-accent)}
.accordion-title{display:block;padding:18px 56px 18px 20px;font-size:17px;font-weight:600;line-height:1.6;color:var(--c-ink);border:0;background:transparent;position:relative}
.accordion-title::before{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-family:var(--font-sans);font-size:22px;font-weight:400;color:var(--c-accent);line-height:1}
.accordion-item.is-active .accordion-title{color:var(--c-brand)}
.accordion-item.is-active .accordion-title::before{content:"−"}
.accordion-content{padding:0 20px 20px;border:0;background:#fff;font-size:15px;line-height:1.9;color:var(--c-ink-2)}
.accordion-content p+p{margin-top:12px}

/* ---------- 底部 CTA 条 ---------- */
.bottom-cta{background:var(--c-brand);border-radius:var(--r-block);padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.bottom-cta h2{font-size:24px;color:#fff;line-height:1.45;font-weight:700}
.bottom-cta p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.75)}
.bottom-cta .actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-deep);border-top:4px solid var(--c-accent);padding:64px 0 28px;color:rgba(255,255,255,.72)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1.2fr 1.1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand .brand-mark{background:rgba(255,255,255,.12)}
.footer-brand .brand-text{color:#fff}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:280px}
.footer-quick{margin-top:20px;display:flex;flex-wrap:wrap;gap:10px}
.footer-quick a{font-size:13px;padding:5px 12px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.78)}
.footer-quick a:hover{background:#fff;color:var(--c-brand);border-color:#fff}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.68);transition:transform .18s ease,color .18s ease;display:inline-block}
.footer-col a:hover{color:#fff;transform:translateX(2px)}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62)}
.footer-col .contact-line{margin-bottom:8px}
.footer-col .btn{margin-top:14px;height:42px;font-size:15px;padding:0 20px}
.footer-bottom{margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.55)}
.footer-bottom a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  :root{--sec:72px}
  .hero-inner{gap:36px}
  .cta-inner{padding:44px;gap:36px}
}
@media (max-width:1023px){
  :root{--sec:64px}
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:inline-flex}
  .hero{padding:52px 0;min-height:auto}
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .hero-card{max-width:560px}
  .points{grid-template-columns:1fr}
  .point{border-right:0}
  .point:nth-child(n+3){border-bottom:1px solid var(--c-line)}
  .point:last-child{border-bottom:0}
  .gallery{grid-template-columns:repeat(2,1fr);grid-template-rows:200px 200px 200px 200px;
    grid-template-areas:
      "a a"
      "b c"
      "d e"
      "f f";}
  .cta-inner{grid-template-columns:1fr}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .bottom-cta{flex-direction:column;align-items:flex-start;padding:36px}
}
@media (max-width:639px){
  :root{--sec:48px}
  body{font-size:16px}
  .topbar-inner{justify-content:flex-start}
  .countdown{display:none}
  .brand-text{font-size:17px}
  .hero h1{font-size:30px}
  .hero .hero-sub{font-size:16px}
  .hero-cta .btn{width:100%}
  .hero-stats{grid-template-columns:1fr 1fr;gap:16px}
  .hero-card{padding:22px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px}
  .sec-title h2{font-size:24px}
  .gallery{grid-template-columns:1fr;grid-template-rows:repeat(6,200px);grid-template-areas:"a" "b" "c" "d" "e" "f"}
  .news-grid{grid-template-columns:1fr}
  .cta-inner{padding:26px}
  .form-card{padding:22px}
  .bottom-cta{padding:28px 22px}
  .bottom-cta .actions{width:100%}
  .bottom-cta .actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  .notice-track span{transform:none}
}

/* roulang page: article */
:root{
  --c-brand:#10362B;
  --c-brand-2:#1C5A45;
  --c-deep:#0B1F19;
  --c-accent:#E4572E;
  --c-accent-2:#F2A93B;
  --c-teal:#2E7D6B;
  --c-ink:#14201C;
  --c-ink-2:#3D4A45;
  --c-muted:#6B7A73;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-line:#DFE3DE;
  --r-card:14px;
  --r-block:20px;
  --r-pill:999px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(11,31,25,.06);
  --sh-2:0 8px 24px rgba(11,31,25,.10);
  --sh-3:0 18px 44px rgba(11,31,25,.16);
  --font-sans:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Consolas,"Liberation Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-wrap:break-word;
}
a{color:inherit;text-decoration:none;transition:color .18s ease,border-color .18s ease}
img{max-width:100%;height:auto;display:block}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-accent-2);outline-offset:2px;border-radius:4px}
p{margin:0 0 1.15em;text-align:left}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;letter-spacing:-.01em}
ul,ol{margin:0;padding:0;list-style:none}
.rl-container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
@media (min-width:1280px){.rl-container{max-width:1240px}}
@media (max-width:1023px){.rl-container{padding:0 20px}}
@media (max-width:639px){.rl-container{padding:0 16px}}

/* ---------- 顶部滚动条 ---------- */
.topbar{position:sticky;top:0;z-index:60;background:var(--c-deep);height:44px;display:flex;align-items:center}
.topbar-inner{display:flex;align-items:center;gap:18px;height:44px}
.notice{display:flex;align-items:center;gap:10px;flex:1 1 auto;min-width:0;overflow:hidden}
.notice-dot{width:8px;height:8px;border-radius:50%;background:var(--c-accent);flex:0 0 auto;box-shadow:0 0 0 4px rgba(228,87,46,.18)}
.notice-track{display:inline-flex;white-space:nowrap;animation:rl-marquee 42s linear infinite}
.notice-track span{font-size:14px;color:rgba(255,255,255,.85);padding-right:60px}
@keyframes rl-marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.countdown{display:flex;align-items:center;gap:6px;font-size:13px;color:rgba(255,255,255,.72);white-space:nowrap;flex:0 0 auto}
.countdown b{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--c-accent);font-size:15px;font-weight:600}
.countdown i{font-style:normal;color:rgba(255,255,255,.35)}
@media (max-width:767px){
  .notice-track span{font-size:13px}
  .countdown span{display:none}
}
@media (prefers-reduced-motion:reduce){
  .notice-track{animation:none}
  *{transition:none !important}
}

/* ---------- 主导航 ---------- */
.site-header{position:relative;z-index:55}
.mainnav{position:sticky;top:44px;z-index:55;background:var(--c-surface);border-bottom:1px solid var(--c-line);transition:box-shadow .2s ease,height .2s ease}
.mainnav.is-stuck{box-shadow:var(--sh-1)}
.mainnav-inner{display:flex;align-items:center;height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--c-brand);flex:0 0 auto}
.brand-mark{width:32px;height:32px;border-radius:8px;background:var(--c-brand);color:#fff;display:grid;place-items:center;font-size:16px;font-weight:700;letter-spacing:0}
.brand-text em{font-style:normal;color:var(--c-brand-2)}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:20px}
.nav-links a{position:relative;font-size:16px;font-weight:500;color:var(--c-ink-2);padding:6px 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--c-accent);transition:width .2s ease}
.nav-links a:hover{color:var(--c-brand)}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:var(--c-brand);font-weight:600}
.nav-links a.active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;background:var(--c-surface);color:var(--c-brand);font-size:18px;cursor:pointer;align-items:center;justify-content:center;margin-left:auto}
.nav-toggle:hover{border-color:var(--c-brand-2);color:var(--c-brand-2)}
.nav-drawer{display:none}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-pill);font-size:16px;font-weight:600;border:1.5px solid transparent;cursor:pointer;transition:transform .18s ease,background-color .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;text-align:center;white-space:nowrap}
.btn-sm{height:42px;padding:0 20px;font-size:15px}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover{background:#C8461F;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;border-color:var(--c-brand);color:var(--c-brand)}
.btn-ghost:hover{background:var(--c-brand);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.btn-ghost-light:hover{background:#fff;color:var(--c-brand);border-color:#fff}
.btn-block{width:100%}
.btn:disabled{background:#C9CFCB;color:#fff;border-color:#C9CFCB;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 通用徽章 / 标签 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:var(--r-pill);font-size:13px;font-weight:600;line-height:1}
.badge-green{background:rgba(28,90,69,.10);color:var(--c-brand-2)}
.badge-amber{background:rgba(242,169,59,.18);color:#8A5B10}
.badge-accent{background:rgba(228,87,46,.12);color:#B33C18}

/* ---------- 面包屑 ---------- */
.crumb{padding:22px 0 0;font-size:13px;color:var(--c-muted)}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"›";color:#B7C0BA}
.crumb a{color:var(--c-muted)}
.crumb a:hover{color:var(--c-brand-2)}
.crumb .current{color:var(--c-ink-2)}

/* ---------- 文章头 ---------- */
.article-head{background:var(--c-surface);border-bottom:1px solid var(--c-line);padding:28px 0 44px}
.head-cat{font-size:24px;font-weight:700;color:var(--c-brand-2);display:flex;align-items:center;gap:10px}
.head-cat::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--c-brand)}
.entry-title{font-size:clamp(26px,3.4vw,38px);line-height:1.35;color:var(--c-ink);margin:14px 0 16px;max-width:880px}
.entry-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--c-muted)}
.entry-meta .dot{color:#C4CBC6}
.entry-meta i{color:var(--c-teal);margin-right:4px}
.lead{margin-top:24px;max-width:880px;background:var(--c-bg);border-left:4px solid var(--c-accent);border-radius:0 var(--r-card) var(--r-card) 0;padding:20px 24px;font-size:17px;line-height:1.9;color:var(--c-ink-2)}

/* ---------- 正文布局 ---------- */
.article-main{padding:56px 0 72px}
.article-layout{display:grid;grid-template-columns:minmax(0,760px) 240px;gap:48px;justify-content:center;align-items:start}
.article-body{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:36px 40px;font-size:17px;line-height:1.9;color:var(--c-ink-2);box-shadow:var(--sh-1)}
.article-body h2{font-size:24px;line-height:1.4;color:var(--c-ink);margin:2em 0 .7em;padding-left:14px;border-left:4px solid var(--c-brand);scroll-margin-top:140px}
.article-body h3{font-size:20px;line-height:1.45;color:var(--c-ink);margin:1.6em 0 .5em;scroll-margin-top:140px}
.article-body p{margin:0 0 1.15em;color:var(--c-ink-2)}
.article-body ul,.article-body ol{padding-left:1.3em;margin:0 0 1.2em;line-height:1.8}
.article-body ul li{list-style:none;position:relative;padding-left:18px;margin-bottom:10px}
.article-body ul li::before{content:"";position:absolute;left:0;top:.75em;width:7px;height:7px;border-radius:50%;background:var(--c-brand-2)}
.article-body ol{list-style:decimal}
.article-body ol li{margin-bottom:10px;padding-left:6px}
.article-body ol li::marker{color:var(--c-brand-2);font-weight:600}
.article-body blockquote{margin:1.4em 0;padding:16px 22px;background:var(--c-bg);border-left:4px solid var(--c-accent-2);border-radius:0 12px 12px 0;color:var(--c-ink-2)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:1.4em auto;box-shadow:var(--sh-1)}
.article-body a{color:var(--c-brand-2);border-bottom:1px solid rgba(28,90,69,.45)}
.article-body a:hover{color:var(--c-accent);border-color:var(--c-accent)}
.article-body strong{color:var(--c-ink)}
.article-body table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15px}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--c-line);text-align:left;color:var(--c-ink-2)}
.article-body th{background:rgba(16,54,43,.05);color:var(--c-brand);font-weight:600}
.article-body figure{margin:1.4em 0}
.article-body figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:8px}
.article-empty{background:var(--c-surface);border:1px dashed #C6CFC8;border-radius:var(--r-card);padding:56px 32px;text-align:center}
.article-empty i{font-size:30px;color:var(--c-teal)}
.article-empty h2{font-size:22px;color:var(--c-ink);margin:16px 0 8px;border:0;padding:0}
.article-empty p{color:var(--c-muted);font-size:15px;margin-bottom:20px}
.article-empty .icon-xl{display:inline-grid;place-items:center;width:64px;height:64px;border-radius:50%;background:rgba(46,125,107,.10)}

/* ---------- 目录 ---------- */
.article-toc{position:sticky;top:140px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
.article-toc h3{font-size:15px;color:var(--c-ink);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.article-toc h3 i{color:var(--c-accent)}
.toc-list{display:flex;flex-direction:column;gap:6px}
.toc-list a{font-size:14px;line-height:1.6;color:var(--c-muted);padding:6px 0 6px 10px;border-left:3px solid transparent;display:block}
.toc-list a:hover{color:var(--c-brand-2);border-color:rgba(28,90,69,.35)}
.toc-list a.is-current{color:var(--c-brand);font-weight:700;border-color:var(--c-accent)}

/* ---------- 文末 ---------- */
.after-article{max-width:760px;margin:40px auto 0}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:28px}
.tag-row .label{font-size:14px;color:var(--c-muted)}
.tag{display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:var(--r-pill);background:var(--c-surface);border:1px solid var(--c-line);font-size:14px;color:var(--c-ink-2)}
.tag:hover{border-color:var(--c-brand-2);color:var(--c-brand-2);transform:translateY(-2px);box-shadow:var(--sh-1)}
.prevnext{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pn-card{display:flex;flex-direction:column;gap:8px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}
.pn-card:hover{border-color:var(--c-brand-2);box-shadow:var(--sh-2);transform:translateY(-3px)}
.pn-card .pn-label{font-size:13px;color:var(--c-muted);display:flex;align-items:center;gap:8px}
.pn-card .pn-title{font-size:17px;font-weight:600;color:var(--c-ink);line-height:1.5}
.pn-card .pn-note{font-size:14px;color:var(--c-muted)}
.back-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* ---------- 相关推荐 ---------- */
.related{padding:72px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{font-size:28px;color:var(--c-ink);display:flex;align-items:center;gap:12px}
.section-head h2::before{content:"";width:4px;height:22px;border-radius:2px;background:var(--c-brand)}
.section-head p{font-size:15px;color:var(--c-muted);margin:8px 0 0}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--c-brand-2);white-space:nowrap}
.link-more i{transition:transform .18s ease}
.link-more:hover i{transform:translateX(4px)}
.link-more:hover{color:var(--c-accent)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;height:100%}
.post-card:hover{border-color:var(--c-brand-2);box-shadow:var(--sh-2);transform:translateY(-3px)}
.post-thumb{position:relative;aspect-ratio:3/2;overflow:hidden;background:var(--c-deep)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-cat{position:absolute;left:14px;top:14px}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{font-size:20px;line-height:1.45;color:var(--c-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-body p{font-size:15px;line-height:1.8;color:var(--c-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.post-meta{margin-top:auto;padding-top:12px;border-top:1px solid var(--c-line);display:flex;align-items:center;gap:10px;font-size:13px;color:var(--c-muted)}
.post-meta .go{color:var(--c-brand-2);font-weight:600;margin-left:auto}

/* ---------- 底部 CTA 条 ---------- */
.bottom-cta{margin:72px 0 0;padding:0 0 80px}
.cta-strip{position:relative;overflow:hidden;border-radius:var(--r-block);background:var(--c-brand);color:#fff;padding:40px 44px;display:flex;align-items:center;justify-content:space-between;gap:28px;box-shadow:var(--sh-2)}
.cta-strip::before{content:"";position:absolute;inset:0;background-image:url("/assets/images/backpic/back-2.webp");background-size:cover;background-position:center 30%;opacity:.20}
.cta-strip-after{position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,31,25,.72),rgba(11,31,25,.35))}
.cta-strip-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;width:100%}
.cta-strip h2{font-size:24px;color:#fff;margin-bottom:8px}
.cta-strip p{font-size:15px;color:rgba(255,255,255,.82);margin:0}
.cta-strip-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-deep);color:rgba(255,255,255,.72);border-top:4px solid var(--c-accent);padding:56px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:19px;font-weight:700;margin-bottom:14px}
.footer-brand .brand-mark{background:var(--c-accent)}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin-bottom:16px}
.footer-quick{display:flex;flex-wrap:wrap;gap:8px 18px}
.footer-quick a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-quick a:hover{color:#fff}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);display:inline-block;transition:color .18s ease,transform .18s ease}
.footer-col a:hover{color:#fff;transform:translateX(2px)}
.contact-line{font-size:14px;color:rgba(255,255,255,.66);margin:0 0 8px}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62)}
.footer-col .btn{margin-top:14px}
.footer-bottom{margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55)}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .article-layout{grid-template-columns:minmax(0,760px);justify-content:center}
  .article-toc{display:none}
}
@media (max-width:1023px){
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:inline-flex}
  .mainnav-inner{height:64px}
  .nav-drawer{display:none;background:var(--c-surface);border-top:1px solid var(--c-line);box-shadow:var(--sh-2);padding-bottom:16px}
  .nav-drawer.is-open{display:block}
  .drawer-link{display:flex;align-items:center;justify-content:space-between;font-size:18px;font-weight:500;color:var(--c-ink);height:56px;padding:0 20px;border-bottom:1px solid var(--c-line)}
  .drawer-link:hover,.drawer-link.active{color:var(--c-brand-2);background:rgba(16,54,43,.04)}
  .drawer-actions{display:flex;flex-direction:column;gap:10px;padding:16px 20px 0}
  .article-main{padding:40px 0 56px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .related{padding-top:56px}
  .bottom-cta{margin-top:56px;padding-bottom:64px}
}
@media (max-width:767px){
  .article-body{padding:24px 20px;font-size:17px;border-radius:12px}
  .article-head{padding:20px 0 32px}
  .lead{padding:16px 18px;font-size:16px}
  .cta-strip{padding:28px 22px}
  .cta-strip-inner{flex-direction:column;align-items:flex-start}
  .cta-strip-actions{width:100%}
  .cta-strip-actions .btn{width:100%}
  .article-body table,.article-body thead,.article-body tbody,.article-body tr,.article-body th,.article-body td{display:block}
  .article-body thead{display:none}
  .article-body tr{background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;padding:12px 14px;margin-bottom:12px}
  .article-body td{border:0;padding:4px 0;font-size:15px}
  .article-body td::before{content:attr(data-label);display:block;font-size:12px;color:var(--c-muted)}
}
@media (max-width:639px){
  .card-grid{grid-template-columns:1fr}
  .prevnext{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
  .entry-title{font-size:26px}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .back-actions .btn{width:100%}
}

/* roulang page: category1 */
:root{
  --c-brand:#10362B;
  --c-brand-2:#1C5A45;
  --c-deep:#0B1F19;
  --c-accent:#E4572E;
  --c-accent-2:#F2A93B;
  --c-teal:#2E7D6B;
  --c-ink:#14201C;
  --c-ink-2:#3D4A45;
  --c-muted:#6B7A73;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-line:#DFE3DE;
  --sh-1:0 1px 2px rgba(11,31,25,.06);
  --sh-2:0 8px 24px rgba(11,31,25,.10);
  --sh-3:0 18px 44px rgba(11,31,25,.16);
  --r-card:14px;
  --r-block:20px;
  --r-pill:999px;
  --r-input:10px;
  --header-h:116px;
  --maxw:1180px;
  --sec-gap:88px;
  --font-sans:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Consolas,"Liberation Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:140px}
body{margin:0;background:var(--c-bg);color:var(--c-ink);font-family:var(--font-sans);font-size:17px;line-height:1.9;font-weight:400;overflow-wrap:break-word;text-align:left}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-brand-2);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-accent)}
h1,h2,h3,h4{margin:0;color:var(--c-ink);line-height:1.35;font-weight:700}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px}
::selection{background:rgba(228,87,46,.22)}

.rl-container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
@media (min-width:1280px){.rl-container{max-width:1240px}}
@media (max-width:1023px){.rl-container{padding:0 20px}}
@media (max-width:639px){.rl-container{padding:0 16px}}

/* ---------- 顶部滚动条 ---------- */
.site-header{position:sticky;top:0;z-index:80}
.topbar{background:var(--c-deep);height:44px;display:flex;align-items:center}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:44px}
.notice{display:flex;align-items:center;gap:10px;min-width:0;flex:1 1 auto;overflow:hidden}
.notice-dot{width:8px;height:8px;border-radius:50%;background:var(--c-accent-2);flex:0 0 auto;box-shadow:0 0 0 4px rgba(242,169,59,.18)}
.notice-track{overflow:hidden;white-space:nowrap;mask-image:linear-gradient(90deg,transparent,#000 24px,#000 calc(100% - 24px),transparent)}
.notice-track span{display:inline-block;padding-left:100%;font-size:14px;color:rgba(255,255,255,.85);animation:noticeScroll 34s linear infinite}
@keyframes noticeScroll{from{transform:translateX(0)}to{transform:translateX(-100%)}}
.countdown{display:flex;align-items:center;gap:6px;font-size:13px;color:rgba(255,255,255,.72);flex:0 0 auto}
.countdown b{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:15px;font-weight:700;color:var(--c-accent);letter-spacing:.5px}
.countdown i{color:rgba(255,255,255,.35);font-style:normal}
@media (max-width:767px){.countdown span{display:none}}

/* ---------- 主导航 ---------- */
.mainnav{background:var(--c-surface);border-bottom:1px solid var(--c-line);transition:box-shadow .2s ease}
.mainnav.is-scrolled{box-shadow:var(--sh-1)}
.mainnav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--c-ink);flex:0 0 auto}
.brand-mark{width:32px;height:32px;border-radius:9px;background:var(--c-brand);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;flex:0 0 auto}
.brand-text{font-size:20px;font-weight:700;letter-spacing:.2px}
.brand-text em{font-style:normal;color:var(--c-brand-2)}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{position:relative;font-size:16px;font-weight:500;color:var(--c-ink-2);padding:6px 0}
.nav-links a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--c-accent);transition:right .22s ease}
.nav-links a:hover{color:var(--c-brand)}
.nav-links a:hover::after,.nav-links a.active::after{right:0}
.nav-links a.active{color:var(--c-brand);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:12px;background:var(--c-surface);align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-brand);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-brand)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-drawer{display:none;border-top:1px solid var(--c-line);background:var(--c-surface);padding:8px 20px 20px}
.nav-drawer.is-open{display:block}
.drawer-link{display:flex;align-items:center;justify-content:space-between;font-size:18px;line-height:56px;color:var(--c-ink);border-bottom:1px solid var(--c-line)}
.drawer-link.active{color:var(--c-brand);font-weight:600}
.drawer-link i{font-style:normal;color:var(--c-muted)}
.drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:18px}
@media (max-width:1023px){
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:inline-flex}
  .mainnav-inner{height:60px}
  :root{--header-h:104px}
}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-pill);font-size:16px;font-weight:600;border:1.5px solid transparent;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;white-space:nowrap}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:#C8461F;color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;border-color:var(--c-brand);color:var(--c-brand)}
.btn-ghost:hover{background:var(--c-brand);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.72);color:#fff}
.btn-ghost-light:hover{background:#fff;color:var(--c-brand);transform:translateY(-2px)}
.btn-sm{height:42px;padding:0 20px;font-size:15px}
.btn-block{width:100%}

/* ---------- 页头 ---------- */
.page-hero{position:relative;background-color:var(--c-deep);background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center 30%;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(11,31,25,.86) 0%,rgba(11,31,25,.62) 58%,rgba(11,31,25,.44) 100%)}
.page-hero::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 9px);opacity:.6;pointer-events:none}
.page-hero-inner{position:relative;z-index:2;padding:74px 24px 66px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:2px;color:var(--c-accent-2);text-transform:uppercase;margin-bottom:16px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--c-accent-2);display:inline-block}
.page-hero h1{color:#fff;font-size:clamp(28px,4.2vw,44px);line-height:1.3;max-width:820px}
.hero-lead{margin-top:18px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.82);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:0;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.22)}
.hero-stats div{padding-right:44px;margin-right:44px;border-right:1px solid rgba(255,255,255,.16)}
.hero-stats div:last-child{border-right:0;margin-right:0;padding-right:0}
.hero-stats b{display:block;font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:28px;color:#fff;line-height:1.2}
.hero-stats span{font-size:13px;color:rgba(255,255,255,.7)}
@media (max-width:639px){
  .page-hero-inner{padding:52px 16px 48px}
  .hero-stats{gap:20px}
  .hero-stats div{padding-right:0;margin-right:0;border-right:0}
  .hero-stats div{flex:1 1 40%}
}

/* ---------- 子导航 ---------- */
.subnav{position:sticky;top:var(--header-h);z-index:70;background:var(--c-surface);border-bottom:1px solid var(--c-line);box-shadow:var(--sh-1)}
.subnav-inner{display:flex;gap:30px;height:58px;align-items:center;overflow-x:auto;scrollbar-width:none}
.subnav-inner::-webkit-scrollbar{display:none}
.subnav-inner a{position:relative;font-size:15px;font-weight:500;color:var(--c-ink-2);white-space:nowrap;padding:6px 0}
.subnav-inner a::after{content:"";position:absolute;left:0;right:100%;bottom:-18px;height:2px;background:var(--c-accent);transition:right .22s ease}
.subnav-inner a:hover::after,.subnav-inner a.active::after{right:0}
.subnav-inner a.active{color:var(--c-brand);font-weight:600}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec-gap) 0}
.section-alt{background:#FBFAF7;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.sec-title{position:relative;font-size:clamp(22px,2.6vw,28px);padding-left:16px}
.sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--c-brand)}
.sec-sub{margin-top:10px;font-size:15px;color:var(--c-muted);max-width:640px;padding-left:16px}
@media (max-width:1023px){:root{--sec-gap:64px}.section-head{flex-direction:column;align-items:flex-start;gap:16px}}
@media (max-width:639px){:root{--sec-gap:48px}}

/* ---------- 时间轴 ---------- */
.timeline{display:flex;flex-direction:column}
.tl-item{display:grid;grid-template-columns:96px 28px 1fr;align-items:stretch;padding-bottom:22px}
.tl-item:last-child{padding-bottom:0}
.tl-date{padding:20px 16px 0 0;text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:2px}
.tl-year{font-size:12px;color:var(--c-muted);letter-spacing:1px}
.tl-day{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:30px;font-weight:700;color:var(--c-brand);line-height:1.1}
.tl-month{font-size:13px;color:var(--c-ink-2)}
.tl-rail{position:relative;display:flex;justify-content:center}
.tl-rail::before{content:"";position:absolute;top:0;bottom:0;width:2px;background:var(--c-line)}
.tl-item:first-child .tl-rail::before{top:30px}
.tl-item:last-child .tl-rail::before{bottom:calc(100% - 30px)}
.tl-node{position:relative;z-index:1;width:14px;height:14px;margin-top:24px;border-radius:50%;background:var(--c-surface);border:3px solid var(--c-accent)}
.tl-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:28px;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}
.tl-item:nth-child(even) .tl-card{background:#FBFAF7}
.tl-card:hover{border-color:var(--c-brand-2);box-shadow:var(--sh-2);transform:translateY(-3px)}
.tl-card-main{min-width:0}
.tl-card h3{font-size:22px;line-height:1.4}
.tl-points{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px 22px}
.tl-points li{position:relative;padding-left:16px;font-size:15px;line-height:1.8;color:var(--c-ink-2)}
.tl-points li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:2px;background:var(--c-teal)}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tl-card-side{display:flex;flex-direction:column;align-items:flex-end;gap:14px;flex:0 0 auto}
@media (max-width:1023px){
  .tl-card{flex-direction:column;align-items:flex-start;gap:18px}
  .tl-card-side{flex-direction:row;align-items:center;width:100%;justify-content:space-between}
}
@media (max-width:639px){
  .tl-item{grid-template-columns:1fr}
  .tl-date{flex-direction:row;align-items:baseline;justify-content:flex-start;gap:8px;text-align:left;padding:0 0 10px}
  .tl-day{font-size:22px}
  .tl-rail{display:none}
  .tl-card{padding:18px 18px}
  .tl-card h3{font-size:19px}
}

/* ---------- 徽章与标签 ---------- */
.badge{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);font-size:13px;font-weight:600;line-height:1}
.badge-brand{background:rgba(16,54,43,.1);color:var(--c-brand)}
.badge-accent{background:rgba(228,87,46,.12);color:#B93F1C}
.badge-amber{background:rgba(242,169,59,.18);color:#8A5B0C}

/* ---------- 参与方式横条 ---------- */
.join-strip{background-color:var(--c-brand);background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center 62%;border-radius:var(--r-block);overflow:hidden;position:relative}
.join-strip::before{content:"";position:absolute;inset:0;background:rgba(11,31,25,.72)}
.join-strip-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:30px 34px}
.join-strip p{margin:0;color:#fff;font-size:17px;line-height:1.7;max-width:620px}
.join-strip p span{display:block;font-size:13px;color:rgba(255,255,255,.66);margin-top:6px}
.join-actions{display:flex;gap:14px;flex:0 0 auto}
@media (max-width:900px){
  .join-strip-inner{flex-direction:column;align-items:flex-start;padding:26px 22px}
  .join-actions{width:100%;flex-direction:column}
  .join-actions .btn{width:100%}
}

/* ---------- 图集 ---------- */
.gallery2{display:grid;grid-template-columns:1.04fr .96fr;gap:24px;align-items:start}
.g-col{display:flex;flex-direction:column;gap:24px}
.g-col-offset{margin-top:64px}
.g-item{position:relative;margin:0;border-radius:var(--r-block);overflow:hidden;background:var(--c-deep)}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease}
.g-item::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,31,25,.12) 0%,rgba(11,31,25,.55) 100%);transition:opacity .24s ease}
.g-item:hover img{transform:scale(1.04)}
.g-item:hover::after{opacity:.55}
.g-a{aspect-ratio:4/5}
.g-b{aspect-ratio:3/2}
.g-c{aspect-ratio:3/2}
.g-d{aspect-ratio:1/1}
.g-tag{position:absolute;right:14px;bottom:14px;z-index:2;background:rgba(11,31,25,.72);color:#fff;font-size:13px;line-height:1;padding:8px 14px;border-radius:var(--r-pill)}
@media (max-width:1023px){
  .gallery2{grid-template-columns:1fr 1fr;gap:18px}
  .g-col{gap:18px}
  .g-col-offset{margin-top:38px}
}
@media (max-width:639px){
  .gallery2{grid-template-columns:1fr}
  .g-col-offset{margin-top:0}
  .g-a{aspect-ratio:3/2}
}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;overflow:hidden;position:relative;transition:border-color .18s ease,box-shadow .18s ease}
.faq-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-accent);transform:scaleY(0);transform-origin:top;transition:transform .22s ease}
.faq-item.is-open{border-color:var(--c-brand-2);box-shadow:var(--sh-1)}
.faq-item.is-open::before{transform:scaleY(1)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;background:transparent;border:0;padding:18px 20px;text-align:left;font-size:17px;font-weight:600;color:var(--c-ink);line-height:1.6}
.faq-item.is-open .faq-q{color:var(--c-brand)}
.faq-icon{position:relative;flex:0 0 auto;width:22px;height:22px;border-radius:50%;border:1.5px solid rgba(228,87,46,.5)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--c-accent);left:50%;top:50%;transform:translate(-50%,-50%)}
.faq-icon::before{width:11px;height:2px}
.faq-icon::after{width:2px;height:11px;transition:transform .2s ease}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease}
.faq-a p{padding:0 20px 20px;font-size:15px;line-height:1.9;color:var(--c-ink-2);margin:0}

/* ---------- 底部 CTA ---------- */
.endcta{background:#FBFAF7;border-top:1px solid var(--c-line)}
.endcta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-block);padding:30px 34px}
.endcta h2{font-size:22px}
.endcta p{margin:10px 0 0;font-size:15px;color:var(--c-muted)}
.endcta-actions{display:flex;gap:14px;flex:0 0 auto}
@media (max-width:900px){
  .endcta-inner{flex-direction:column;align-items:flex-start}
  .endcta-actions{width:100%;flex-direction:column}
  .endcta-actions .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-deep);border-top:4px solid var(--c-accent);color:rgba(255,255,255,.72);margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding:64px 0 46px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-text{color:#fff;font-size:19px}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:300px}
.footer-quick{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.footer-quick a{font-size:13px;color:rgba(255,255,255,.8);border:1px solid rgba(255,255,255,.22);border-radius:var(--r-pill);padding:7px 14px;transition:background-color .18s ease,color .18s ease,border-color .18s ease}
.footer-quick a:hover{background:#fff;color:var(--c-brand);border-color:#fff}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:.5px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a,.footer-col p{font-size:14px;color:rgba(255,255,255,.7);line-height:1.8}
.footer-col a{display:inline-block;transition:color .18s ease,transform .18s ease}
.footer-col a:hover{color:#fff;transform:translateX(2px)}
.contact-line{margin:0 0 8px}
.footer-col .btn-ghost-light{margin-top:12px;height:42px;padding:0 20px;font-size:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0 30px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55)}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 36px}}
@media (max-width:639px){.footer-grid{grid-template-columns:1fr;gap:28px}}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
  .notice-track span{animation:none;padding-left:0}
}

/* roulang page: category2 */
:root{
  --c-brand:#10362B;
  --c-brand-2:#1C5A45;
  --c-deep:#0B1F19;
  --c-accent:#E4572E;
  --c-accent-h:#C8461F;
  --c-accent-2:#F2A93B;
  --c-teal:#2E7D6B;
  --c-ink:#14201C;
  --c-ink-2:#3D4A45;
  --c-muted:#6B7A73;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-line:#DFE3DE;
  --r-card:14px;
  --r-block:20px;
  --r-pill:999px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(11,31,25,.06);
  --sh-2:0 8px 24px rgba(11,31,25,.10);
  --sh-3:0 18px 44px rgba(11,31,25,.16);
  --font-sans:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular",Consolas,"Liberation Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  color:var(--c-ink);
  background:var(--c-bg);
  text-align:left;
  overflow-wrap:break-word;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-brand-2);text-decoration:none;transition:color .18s ease}
a:hover,a:focus{color:var(--c-accent)}
h1,h2,h3,h4,h5,h6{margin:0 0 14px;line-height:1.35;color:var(--c-ink);font-weight:700;letter-spacing:.2px}
h1{font-size:clamp(30px,4.2vw,46px);line-height:1.28}
h2{font-size:28px}
h3{font-size:20px}
p{margin:0 0 1.15em}
ul,ol{margin:0 0 1.15em;padding-left:1.2em}
li{line-height:1.8;margin-bottom:10px}
figure{margin:0}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
::selection{background:rgba(228,87,46,.18)}
.rl-container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
@media (min-width:1280px){.rl-container{max-width:1240px}}
@media (max-width:1023px){.rl-container{padding:0 20px}}
@media (max-width:639px){.rl-container{padding:0 16px}}

/* ===== 通用板块 ===== */
.section{padding:88px 0}
.section-alt{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.section-head{margin-bottom:32px}
.section-head .eyebrow{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.16em;
  color:var(--c-teal);text-transform:uppercase;margin-bottom:10px
}
.section-head h2{position:relative;padding-left:16px;margin-bottom:14px}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.24em;width:4px;height:20px;
  background:var(--c-brand);border-radius:2px
}
.section-head p{max-width:760px;color:var(--c-ink-2);font-size:17px;margin-bottom:0}
@media (max-width:1023px){.section{padding:64px 0}.section-head h2{font-size:24px}}
@media (max-width:639px){.section{padding:48px 0}.section-head h2{font-size:22px}}

/* ===== 顶栏 ===== */
.site-header{position:relative;z-index:60}
.topbar{
  position:sticky;top:0;z-index:70;height:44px;background:var(--c-deep);
  display:flex;align-items:center
}
.topbar-inner{display:flex;align-items:center;gap:20px;height:44px}
.notice{display:flex;align-items:center;gap:12px;flex:1;min-width:0;overflow:hidden}
.notice-dot{
  flex:0 0 auto;width:8px;height:8px;border-radius:50%;background:var(--c-accent);
  box-shadow:0 0 0 4px rgba(228,87,46,.18)
}
.notice-track{display:inline-flex;white-space:nowrap;animation:noticeScroll 38s linear infinite}
.notice-track span{font-size:14px;color:rgba(255,255,255,.85);padding-right:60px}
@keyframes noticeScroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.countdown{display:flex;align-items:center;gap:6px;flex:0 0 auto;color:#fff}
.countdown span{font-size:13px;color:rgba(255,255,255,.7);margin-right:4px}
.countdown b{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:15px;color:var(--c-accent-2);letter-spacing:.6px
}
.countdown i{font-style:normal;color:rgba(255,255,255,.45);font-size:13px}

/* ===== 主导航 ===== */
.mainnav{
  position:sticky;top:44px;z-index:65;background:#fff;
  border-bottom:1px solid var(--c-line);transition:box-shadow .2s ease
}
.mainnav.is-scrolled{box-shadow:var(--sh-1)}
.mainnav-inner{display:flex;align-items:center;gap:28px;height:72px;transition:height .2s ease}
.mainnav.is-scrolled .mainnav-inner{height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:8px;background:var(--c-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;
  flex:0 0 auto
}
.brand-text{font-size:20px;font-weight:700;color:var(--c-ink);letter-spacing:.4px;white-space:nowrap}
.brand-text em{font-style:normal;color:var(--c-brand-2)}
.brand:hover .brand-text{color:var(--c-brand)}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:12px}
.nav-links a{
  position:relative;font-size:16px;font-weight:500;color:var(--c-ink-2);
  padding:6px 0;white-space:nowrap
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--c-accent);
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease
}
.nav-links a:hover{color:var(--c-brand)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--c-brand);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{
  display:none;width:44px;height:44px;margin-left:auto;border:1px solid var(--c-line);
  background:#fff;border-radius:10px;color:var(--c-brand);cursor:pointer;
  align-items:center;justify-content:center;font-size:17px
}
.nav-drawer{display:none}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;height:56px;
  font-size:18px;color:var(--c-ink);border-bottom:1px solid var(--c-line)
}
.drawer-link.active{color:var(--c-brand);font-weight:600}
.drawer-link i{font-size:13px;color:var(--c-muted)}
.drawer-actions{display:flex;flex-direction:column;gap:10px;margin-top:18px}
@media (max-width:1023px){
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:flex}
  .nav-drawer{background:#fff;border-top:1px solid var(--c-line)}
  .nav-drawer.is-open{display:block;padding:6px 20px 22px}
}
@media (min-width:1024px){.nav-drawer{display:none !important}}
@media (max-width:639px){
  .brand-text{font-size:17px}
  .countdown span{display:none}
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:16px;font-weight:600;line-height:1;cursor:pointer;
  border:1.5px solid transparent;transition:all .18s ease;white-space:nowrap
}
.btn-sm{height:42px;padding:0 20px;font-size:15px}
.btn-block{width:100%}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover,.btn-primary:focus{background:var(--c-accent-h);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;border-color:var(--c-brand);color:var(--c-brand)}
.btn-ghost:hover,.btn-ghost:focus{background:var(--c-brand);color:#fff;transform:translateY(-2px)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.75);color:#fff}
.btn-ghost-light:hover,.btn-ghost-light:focus{background:#fff;color:var(--c-brand);transform:translateY(-2px)}
.btn-disabled{background:#D8DCD7;color:#8B948E;cursor:not-allowed;pointer-events:none}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--c-brand-2)}
.btn-link i{transition:transform .18s ease}
.btn-link:hover i{transform:translateX(4px)}

/* ===== 内页首屏 ===== */
.page-hero{position:relative;color:#fff;overflow:hidden;background:var(--c-deep)}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center 38%;
}
.page-hero-bg::after{content:"";position:absolute;inset:0;background:rgba(11,31,25,.68)}
.page-hero-inner{position:relative;z-index:2;padding:74px 0 66px;max-width:820px}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:18px}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:#fff}
.crumb span[aria-hidden]{color:rgba(255,255,255,.4)}
.page-hero h1{color:#fff;margin-bottom:16px;max-width:14em}
.page-hero-sub{font-size:17px;line-height:1.9;color:rgba(255,255,255,.82);margin-bottom:28px;max-width:640px}
.page-hero-actions{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:1023px){.page-hero-inner{padding:56px 0 50px}}
@media (max-width:639px){
  .page-hero-inner{padding:44px 0 40px}
  .page-hero-actions .btn{width:100%}
}

/* ===== 数据条 ===== */
.factbar{background:#fff;border-bottom:1px solid var(--c-line)}
.fact-grid{padding:26px 0}
.fact{
  border-left:3px solid var(--c-line);padding:2px 0 2px 18px
}
.fact b{
  display:block;font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:28px;color:var(--c-brand);letter-spacing:.5px;line-height:1.3
}
.fact span{font-size:13px;color:var(--c-muted)}
@media (max-width:639px){
  .fact-grid .cell{margin-bottom:18px}
  .fact-grid .cell:last-child{margin-bottom:0}
  .fact b{font-size:24px}
}

/* ===== 双栏布局 ===== */
.rl-row{margin-left:-16px;margin-right:-16px}
.rl-row > .cell{padding-left:16px;padding-right:16px}
.layout-wrap{align-items:flex-start}
.sidebar{position:relative}
.sidebar-inner{
  position:sticky;top:124px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)
}
.sidebar-title{
  font-size:13px;font-weight:600;letter-spacing:.14em;color:var(--c-muted);
  text-transform:uppercase;margin-bottom:12px
}
.toc-list{list-style:none;margin:0;padding:0}
.toc-list li{margin:0}
.toc-link{
  display:block;font-size:14px;color:var(--c-ink-2);
  padding:10px 12px;border-left:3px solid transparent;border-radius:0 8px 8px 0;
  transition:all .18s ease
}
.toc-link:hover{background:var(--c-bg);color:var(--c-brand)}
.toc-link.is-current{
  border-left-color:var(--c-accent);color:var(--c-brand);
  font-weight:600;background:var(--c-bg)
}
.sidebar-tip{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--c-muted);line-height:1.8
}
@media (max-width:1023px){
  .sidebar{margin-bottom:28px}
  .sidebar-inner{position:static}
  .toc-list{display:flex;flex-wrap:wrap;gap:8px}
  .toc-link{border-left:0;border:1px solid var(--c-line);border-radius:var(--r-pill);padding:8px 14px}
  .toc-link.is-current{border-color:var(--c-accent);background:#fff}
}

/* ===== 内容区 ===== */
.content-col .anchor-block{scroll-margin-top:150px;margin-bottom:56px}
.content-col .anchor-block:last-child{margin-bottom:0}
.block-title{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.block-title span.num{
  font-family:var(--font-mono);font-size:13px;color:var(--c-teal);
  border:1px solid var(--c-line);border-radius:var(--r-pill);padding:3px 12px
}
.block-title h2{font-size:24px;margin:0}
.lead-text{font-size:17px;line-height:1.95;color:var(--c-ink-2)}

/* 概览卡 */
.overview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0}
.ov-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px;transition:all .18s ease
}
.ov-card i{
  display:flex;align-items:center;justify-content:center;width:42px;height:42px;
  border-radius:12px;background:rgba(46,125,107,.12);color:var(--c-teal);
  font-size:17px;margin-bottom:14px
}
.ov-card h3{font-size:18px;margin-bottom:8px}
.ov-card p{font-size:15px;line-height:1.8;color:var(--c-ink-2);margin:0}
.ov-card:hover{border-color:var(--c-brand-2);box-shadow:var(--sh-2);transform:translateY(-3px)}
@media (max-width:1023px){.overview-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:639px){.overview-grid{grid-template-columns:1fr}}

/* 图片带 */
.overview-figure{margin:26px 0 0;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--c-line);background:#fff}
.overview-figure img{width:100%;aspect-ratio:21/9;object-fit:cover;object-position:center 30%}
.overview-figure figcaption{
  font-size:13px;color:var(--c-muted);padding:12px 18px;text-align:center;
  border-top:1px solid var(--c-line)
}

/* 步骤卡 */
.steps{display:flex;gap:0;margin:28px 0 8px}
.step{flex:1 1 0;min-width:0;padding-right:18px}
.step-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.step-dot{
  flex:0 0 auto;width:34px;height:34px;border-radius:50%;background:var(--c-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:13px;font-weight:600;letter-spacing:.5px
}
.step-line{flex:1;border-top:2px dashed var(--c-line)}
.step:last-child .step-line{border-color:transparent}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:15px;line-height:1.8;color:var(--c-ink-2);margin:0}
@media (max-width:1023px){
  .steps{flex-direction:column;gap:20px}
  .step{padding-right:0}
  .step-line{display:none}
}

/* 定义列表卡 */
.deflist{display:flex;flex-direction:column;gap:12px;margin-top:22px}
.def-item{
  display:flex;gap:24px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:20px 22px;transition:border-color .18s ease,box-shadow .18s ease
}
.def-item:hover{border-color:var(--c-brand-2);box-shadow:var(--sh-1)}
.def-term{flex:0 0 120px;font-size:16px;font-weight:600;color:var(--c-brand-2);line-height:1.7}
.def-desc{flex:1;font-size:15px;line-height:1.9;color:var(--c-ink-2);margin:0}
@media (max-width:639px){
  .def-item{flex-direction:column;gap:8px;padding:18px}
  .def-term{flex:none}
}

/* 轻表格 */
.table-scroll{overflow-x:auto;border-radius:var(--r-card);border:1px solid var(--c-line);margin-top:22px;background:#fff}
.mini-table{width:100%;border-collapse:collapse;min-width:520px}
.mini-table th{
  background:#EEF2EE;color:var(--c-brand);font-size:14px;font-weight:600;
  text-align:left;padding:14px 18px;white-space:nowrap
}
.mini-table td{
  padding:14px 18px;font-size:15px;color:var(--c-ink-2);
  border-top:1px solid var(--c-line);line-height:1.75
}
.mini-table tbody tr:nth-child(even){background:#FAFBF9}

/* 提示条 */
.notice-strip{
  display:flex;gap:14px;align-items:flex-start;background:rgba(242,169,59,.12);
  border:1px solid rgba(242,169,59,.35);border-radius:var(--r-card);
  padding:18px 20px;margin-top:24px
}
.notice-strip i{color:var(--c-accent-2);font-size:17px;margin-top:3px}
.notice-strip p{margin:0;font-size:15px;line-height:1.85;color:var(--c-ink-2)}

/* ===== FAQ ===== */
.rl-accordion{background:transparent;margin:0;list-style:none;padding:0}
.rl-accordion .accordion-item{
  background:#fff;border:1px solid var(--c-line);border-left:3px solid transparent;
  border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .18s ease
}
.rl-accordion .accordion-item:hover{border-color:var(--c-brand-2)}
.rl-accordion .accordion-item.is-active{border-left-color:var(--c-accent)}
.rl-accordion .accordion-title{
  display:block;position:relative;padding:18px 56px 18px 20px;
  font-size:17px;font-weight:600;color:var(--c-ink);border:0;background:transparent;
  transition:color .18s ease
}
.rl-accordion .accordion-title::before{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:22px;line-height:1;font-weight:600;color:var(--c-accent)
}
.rl-accordion .accordion-item.is-active .accordion-title{color:var(--c-brand)}
.rl-accordion .accordion-item.is-active .accordion-title::before{content:"−"}
.rl-accordion .accordion-title:hover{color:var(--c-brand-2)}
.rl-accordion .accordion-content{
  display:none;padding:0 20px 20px;border:0;background:transparent;
  font-size:15px;line-height:1.9;color:var(--c-ink-2)
}
.rl-accordion .accordion-content p{margin:0}
.rl-accordion .accordion-content p + p{margin-top:12px}

/* ===== 帮助入口 CTA ===== */
.help-cta{
  max-width:720px;margin:0 auto;text-align:center;background:var(--c-bg);
  border:1.5px dashed var(--c-line);border-radius:var(--r-block);padding:52px 36px
}
.help-cta h2{font-size:26px;margin-bottom:14px}
.help-cta p{color:var(--c-ink-2);font-size:16px;margin-bottom:26px}
.help-cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
@media (max-width:639px){
  .help-cta{padding:36px 20px}
  .help-cta-actions{flex-direction:column}
  .help-cta-actions .btn{width:100%}
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--c-deep);color:rgba(255,255,255,.72);
  border-top:4px solid var(--c-accent);padding:64px 0 0
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{background:var(--c-accent);color:#fff}
.footer-brand .brand-text{color:#fff;font-size:18px}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);margin-bottom:18px}
.footer-quick{display:flex;flex-wrap:wrap;gap:14px}
.footer-quick a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px}
.footer-col a,.contact-line{font-size:14px;color:rgba(255,255,255,.66);line-height:1.8;display:inline-block;margin-bottom:10px}
.footer-col a:hover{color:#fff;transform:translateX(2px)}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);margin-bottom:10px}
.footer-col .btn-ghost-light{height:42px;padding:0 20px;font-size:14px;margin-top:6px}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  font-size:13px;color:rgba(255,255,255,.55)
}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .site-footer{padding-top:52px}
}
@media (max-width:639px){
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .notice-track{animation:none}
}