/* roulang page: index */
:root{
    --ink:#0E3B2E;
    --ink-deep:#082A21;
    --mist:#E8EFE9;
    --orange:#F2542D;
    --lime:#C7F04A;
    --cream:#F6F4EF;
    --card:#FFFFFF;
    --line:#E4E0D6;
    --body:#1C2621;
    --muted:#5A6B62;
    --invert:#F4F7F2;
    --danger:#D64545;
    --ok:#2E7D5B;
    --shadow-sm:0 1px 2px rgba(14,59,46,.06);
    --shadow-md:0 8px 24px rgba(14,59,46,.08);
    --shadow-lg:0 16px 40px rgba(14,59,46,.12);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--cream);
    color:var(--body);
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
    font-size:16.5px;
    line-height:1.9;
    font-variant-numeric:tabular-nums;
  }
  img{max-width:100%;display:block;border-radius:12px}
  a{color:inherit;text-decoration:none}
  button,input,select,textarea{font:inherit;color:inherit}
  h1,h2,h3{margin:0;font-weight:700;letter-spacing:.01em}
  p{margin:0 0 1.15em}
  ul{margin:0;padding:0;list-style:none}
  ::selection{background:var(--lime);color:var(--ink-deep)}

  .wrap{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px}
  .wrap-wide{max-width:1280px}

  /* ============ 导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:60;background:#fff;
    border-bottom:1px solid var(--line);
    transition:box-shadow .18s ease-out;
  }
  .site-header.is-scrolled{box-shadow:var(--shadow-md)}
  .nav-main{
    height:76px;display:flex;align-items:center;gap:22px;
  }
  .brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
  .brand-mark{width:38px;height:38px;flex:0 0 auto}
  .brand-text{display:flex;flex-direction:column;line-height:1.15}
  .brand-text strong{font-size:16px;color:var(--ink-deep);font-weight:700;white-space:nowrap}
  .brand-text span{font-size:11.5px;color:var(--muted);letter-spacing:.02em;white-space:nowrap}
  .search-shell{
    flex:1 1 auto;max-width:600px;
    display:flex;align-items:center;
    background:#fff;border:1.5px solid var(--line);
    border-radius:999px;height:46px;padding:0 6px 0 14px;
    transition:border-color .18s ease-out,box-shadow .18s ease-out;
  }
  .search-shell:focus-within{border-color:var(--ink);box-shadow:0 0 0 3px rgba(14,59,46,.08)}
  .search-shell svg{flex:0 0 auto;color:var(--muted)}
  .search-shell input{
    flex:1 1 auto;border:0;outline:0;background:transparent;
    font-size:14.5px;padding:0 10px;min-width:0;
  }
  .search-shell input::placeholder{color:#9AA79F}
  .search-shell button{
    flex:0 0 auto;height:34px;padding:0 18px;border:0;cursor:pointer;
    background:var(--ink);color:var(--invert);border-radius:999px;
    font-size:14px;transition:background .18s ease-out;
  }
  .search-shell button:hover{background:var(--orange)}
  .nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}
  .nav-ghost{
    display:inline-flex;align-items:center;gap:6px;
    font-size:14.5px;color:var(--muted);padding:8px 4px;cursor:pointer;
    border:0;background:transparent;
  }
  .nav-ghost:hover{color:var(--ink)}
  .chip-bar{
    height:40px;display:flex;align-items:center;gap:8px;
    overflow-x:auto;scrollbar-width:none;border-top:1px solid var(--line);
  }
  .chip-bar::-webkit-scrollbar{display:none}
  .chip-link{
    flex:0 0 auto;height:28px;display:inline-flex;align-items:center;
    padding:0 14px;border-radius:999px;background:var(--mist);color:var(--ink);
    font-size:13px;transition:background .18s ease-out,color .18s ease-out;
    white-space:nowrap;
  }
  .chip-link:hover{background:var(--ink);color:var(--invert)}
  .chip-link.is-active{background:var(--ink);color:var(--invert)}
  .burger{
    display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
    background:#fff;align-items:center;justify-content:center;cursor:pointer;
  }
  .drawer{
    display:none;position:fixed;inset:0;z-index:80;
  }
  .drawer.is-open{display:block}
  .drawer-mask{position:absolute;inset:0;background:rgba(8,42,33,.55)}
  .drawer-panel{
    position:absolute;top:0;right:0;width:min(86vw,340px);height:100%;
    background:#fff;padding:20px 18px;overflow-y:auto;box-shadow:var(--shadow-lg);
  }
  .drawer-panel a.d-item{
    display:flex;align-items:center;min-height:56px;
    border-bottom:1px solid var(--line);font-size:15.5px;color:var(--body);
  }
  .drawer-panel a.d-item.is-active{color:var(--orange);font-weight:600}
  .mobile-search{display:none;padding:0 16px 12px}

  /* ============ 通用按钮 / 标签 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:46px;padding:0 24px;border-radius:12px;border:1.5px solid transparent;
    font-size:15px;font-weight:600;cursor:pointer;
    transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .12s ease-out;
  }
  .btn-primary{background:var(--ink);color:var(--invert)}
  .btn-primary:hover{background:var(--orange);color:#fff}
  .btn-primary:active{transform:translateY(1px);filter:brightness(.94)}
  .btn-outline{background:transparent;border-color:var(--ink);color:var(--ink)}
  .btn-outline:hover{background:var(--mist)}
  .btn-outline:active{transform:translateY(1px)}
  .btn-lime{background:var(--lime);color:var(--ink-deep)}
  .btn-lime:hover{background:#B7E337}
  .btn:focus-visible,.chip-link:focus-visible,.faq summary:focus-visible,
  a:focus-visible,button:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
  .btn[disabled]{opacity:.45;pointer-events:none}

  .badge{
    display:inline-flex;align-items:center;height:24px;padding:0 10px;
    border-radius:999px;font-size:12px;line-height:1;background:var(--mist);color:var(--ink);
  }
  .badge-hot{background:var(--orange);color:#fff}

  .card{
    background:var(--card);border:1px solid var(--line);border-radius:16px;
    box-shadow:var(--shadow-sm);transition:box-shadow .18s ease-out,transform .18s ease-out,border-color .18s ease-out;
  }
  .card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:rgba(14,59,46,.3)}
  .card-cover{position:relative;overflow:hidden;border-radius:12px}
  .card-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px;transition:transform .3s ease-out}
  .card:hover .card-cover img{transform:scale(1.03)}
  .clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

  /* ============ 板块 ============ */
  .sec{padding:88px 0}
  .sec-tight{padding:56px 0}
  .sec h2{font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.35}
  .h2-bar{display:flex;align-items:center;gap:10px}
  .h2-bar::before{content:"";width:6px;height:20px;background:var(--ink);border-radius:3px;flex:0 0 auto}
  .h3{font-size:18px;line-height:1.5;font-weight:600;margin:0}
  .sec-desc{color:var(--muted);font-size:14.5px;line-height:1.8;margin:10px 0 0}

  /* ============ Hero ============ */
  .hero{padding:64px 0 40px}
  .hero h1{font-size:clamp(1.9rem,4.2vw,2.9rem);line-height:1.28;font-weight:700;color:var(--ink-deep)}
  .hero-sub{font-size:17px;color:var(--muted);margin-top:16px;max-width:34em}
  .hero-media{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-lg)}
  .hero-media img{aspect-ratio:4/3;object-fit:cover;border-radius:24px}
  .hero-media::after{
    content:"";position:absolute;inset:0;border-radius:24px;
    background:linear-gradient(180deg,rgba(14,59,46,.35),rgba(8,42,33,.45));
  }
  .hero-media-cap{
    position:absolute;left:20px;bottom:18px;right:20px;z-index:2;color:var(--invert);
    font-size:14px;line-height:1.7;
  }
  .hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
  .hero-chip{
    display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 14px;
    border-radius:999px;background:var(--mist);color:var(--ink);font-size:13.5px;
  }
  .hero-chip i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:inline-block}

  /* ============ 速览条 ============ */
  .stat-card{
    background:#fff;border:1px solid var(--line);border-radius:16px;
    padding:22px 20px;box-shadow:var(--shadow-sm);
  }
  .stat-num{font-size:34px;font-weight:800;line-height:1.1;color:var(--ink-deep);font-variant-numeric:tabular-nums}
  .stat-label{font-size:12px;color:var(--muted);margin-top:8px;letter-spacing:.02em}

  /* ============ 时间线 ============ */
  .timeline{position:relative;padding-left:26px}
  .timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:rgba(14,59,46,.2)}
  .tl-item{position:relative;padding:0 0 22px}
  .tl-item::before{
    content:"";position:absolute;left:-25px;top:9px;width:12px;height:12px;border-radius:50%;
    background:#fff;border:2px solid rgba(14,59,46,.35);
  }
  .tl-item.is-past::before{background:var(--lime);border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,240,74,.35)}
  .tl-item.is-now::before{background:var(--orange);border-color:var(--orange);box-shadow:0 0 0 4px rgba(242,84,45,.22)}
  .tl-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 18px;box-shadow:var(--shadow-sm);transition:box-shadow .18s ease-out}
  .tl-card:hover{box-shadow:var(--shadow-md)}
  .tl-time{font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums}
  .tl-title{font-size:17px;font-weight:600;margin-top:4px;color:var(--ink-deep)}
  .tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}

  /* ============ 亮点交错 ============ */
  .spot-card{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:var(--shadow-sm);transition:box-shadow .18s ease-out,transform .18s ease-out}
  .spot-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
  .spot-card img{width:96px;height:96px;object-fit:cover;border-radius:12px;flex:0 0 auto}

  /* ============ 票种对比 ============ */
  .plan{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 22px;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);transition:box-shadow .18s ease-out,transform .18s ease-out}
  .plan:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
  .plan.is-featured{border-color:rgba(242,84,45,.5);box-shadow:var(--shadow-md)}
  .plan.is-featured::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--orange);border-radius:16px 16px 0 0}
  .plan-flag{position:absolute;top:14px;right:14px;font-size:12px;background:var(--orange);color:#fff;border-radius:999px;padding:4px 10px}
  .plan-price{font-size:34px;font-weight:800;color:var(--ink-deep);line-height:1.1;margin-top:14px}
  .plan-price small{font-size:14px;font-weight:500;color:var(--muted);margin-left:4px}
  .plan-list li{display:flex;align-items:center;gap:10px;min-height:44px;border-bottom:1px dashed var(--line);font-size:15px}
  .plan-list li:last-child{border-bottom:0}
  .plan-list svg{flex:0 0 auto;color:var(--ok)}
  .plan-note{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.7}

  /* ============ 资讯卡片 ============ */
  .post-card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm);transition:box-shadow .18s ease-out,transform .18s ease-out,border-color .18s ease-out}
  .post-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:rgba(14,59,46,.3)}
  .post-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
  .post-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}
  .empty-box{
    border:1.5px dashed var(--line);border-radius:16px;padding:48px 24px;text-align:center;color:var(--muted);
    background:rgba(255,255,255,.6);
  }

  /* ============ 表单区块 ============ */
  .cta-block{background:var(--ink-deep);color:var(--invert);border-radius:24px;padding:48px;position:relative;overflow:hidden}
  .cta-block::before{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:rgba(199,240,74,.08)}
  .field-label{display:block;font-size:14px;margin-bottom:8px;color:rgba(244,247,242,.88)}
  .field-label b{color:var(--lime);margin-left:2px}
  .field{
    width:100%;height:48px;border-radius:10px;border:1.5px solid transparent;background:#fff;color:var(--body);
    padding:0 14px;font-size:15px;outline:0;transition:box-shadow .18s ease-out,border-color .18s ease-out;
  }
  textarea.field{height:auto;padding:12px 14px;resize:vertical;min-height:96px}
  .field:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,84,45,.28)}
  .field.is-error{border-color:var(--danger)}
  .field-msg{font-size:13px;color:#FFB3A0;margin-top:6px}
  .form-note{font-size:13px;color:rgba(244,247,242,.7);line-height:1.8}

  /* ============ FAQ ============ */
  .faq{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden}
  .faq details{border-bottom:1px solid var(--line)}
  .faq details:last-child{border-bottom:0}
  .faq summary{
    list-style:none;cursor:pointer;display:flex;align-items:center;gap:12px;
    min-height:56px;padding:14px 18px;font-size:16px;font-weight:600;color:var(--ink-deep);
    position:relative;
  }
  .faq summary::-webkit-details-marker{display:none}
  .faq summary::before{content:"";width:4px;height:22px;border-radius:2px;background:var(--ink);flex:0 0 auto;transition:background .18s ease-out}
  .faq summary:hover::before{background:var(--orange)}
  .faq summary .sign{margin-left:auto;font-size:20px;line-height:1;color:var(--muted);transition:transform .2s ease-out}
  .faq details[open] summary .sign{transform:rotate(90deg);color:var(--orange)}
  .faq .ans{padding:0 18px 20px 34px;font-size:16px;line-height:1.9;color:var(--body);animation:faqIn .2s ease-out}
  @keyframes faqIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--ink-deep);color:var(--invert);padding:56px 0 24px;margin-top:0}
  .site-footer h3{font-size:15px;color:#fff;margin-bottom:14px;font-weight:600}
  .site-footer a{color:rgba(244,247,242,.78);font-size:14.5px;line-height:1.9}
  .site-footer a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:3px}
  .foot-divider{border-top:1px solid rgba(255,255,255,.12);margin:32px 0 18px}
  .foot-bottom{font-size:13px;color:rgba(244,247,242,.62);line-height:1.9}

  /* ============ 动画 ============ */
  .reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease-out,transform .5s ease-out}
  .reveal.is-in{opacity:1;transform:none}
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important}
    .reveal{opacity:1;transform:none}
    html{scroll-behavior:auto}
  }

  /* ============ 响应式 ============ */
  @media (min-width:768px){
    .wrap{padding-left:24px;padding-right:24px}
  }
  @media (min-width:1024px){
    .wrap{padding-left:32px;padding-right:32px}
  }
  @media (max-width:1023px){
    .sec{padding:64px 0}
    .cta-block{padding:36px 28px}
    .hero-media img{aspect-ratio:16/9}
  }
  @media (max-width:879px){
    .nav-main{gap:12px}
    .search-shell{display:none}
    .nav-right .nav-ghost{display:none}
    .burger{display:inline-flex}
    .mobile-search{display:block;padding-bottom:14px}
    .mobile-search .search-shell{display:flex;max-width:none}
    .chip-bar{height:auto;padding:0 16px 12px;flex-wrap:wrap;overflow:visible}
    .brand-text strong{font-size:15px}
    .brand-text span{display:none}
  }
  @media (max-width:767px){
    body{font-size:16px}
    .sec{padding:52px 0}
    .hero{padding:36px 0 24px}
    .hero-media img{aspect-ratio:16/10}
    .hero-media-cap{position:static;color:var(--muted);padding:14px 2px 0;background:none}
    .hero-media::after{display:none}
    .stat-num{font-size:28px}
    .cta-block{padding:28px 20px;border-radius:16px}
    .spot-card img{width:72px;height:72px}
    .plan{padding:22px 18px}
  }
  @media (max-width:520px){
    .btn{width:100%;padding:0 18px}
    .hero-chips{gap:8px}
    .hero-chip{font-size:12.5px;padding:0 12px}
  }

/* roulang page: article */
:root{
  --venue:#0E3B2E;
  --venue-deep:#082A21;
  --venue-mist:#E8EFE9;
  --track:#F2542D;
  --lime:#C7F04A;
  --sand:#F6F4EF;
  --card:#FFFFFF;
  --line:#E4E0D6;
  --ink:#1C2621;
  --muted:#5A6B62;
  --inverse:#F4F7F2;
  --danger:#D64545;
  --success:#2E7D5B;
  --r-card:16px;
  --r-block:24px;
  --r-btn:12px;
  --r-input:10px;
  --sh-sm:0 1px 2px rgba(14,59,46,.06);
  --sh-md:0 8px 24px rgba(14,59,46,.08);
  --sh-lg:0 16px 40px rgba(14,59,46,.12);
  --wrap:1200px;
  --wrap-wide:1280px;
}

*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}

body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.9;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,p{margin:0}
table{border-collapse:collapse;width:100%}
.num{font-variant-numeric:tabular-nums}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px}
.wrap-wide{max-width:var(--wrap-wide)}
@media (max-width:1024px){.wrap{padding:0 24px}}
@media (max-width:640px){.wrap{padding:0 16px}}

/* ---------------- Header ---------------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease-out;
}
.site-header.is-stuck{box-shadow:var(--sh-md)}

.nav-main{display:flex;align-items:center;gap:24px;height:76px}

.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{width:38px;height:38px;flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:15.5px;font-weight:700;color:var(--venue);white-space:nowrap;letter-spacing:.01em}
.brand-text span{font-size:11.5px;color:var(--muted);white-space:nowrap}

.search-shell{
  flex:1 1 auto;max-width:600px;min-width:240px;
  display:flex;align-items:center;gap:10px;
  background:#fff;
  border:1.5px solid var(--line);
  border-radius:999px;
  padding:6px 6px 6px 16px;
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.search-shell:focus-within{border-color:var(--venue);box-shadow:0 0 0 3px rgba(242,84,45,.14)}
.search-shell svg{color:var(--muted);flex:0 0 auto}
.search-shell input{
  flex:1 1 auto;min-width:0;border:0;outline:0;background:transparent;
  font-size:14.5px;line-height:1.6;padding:6px 0;
}
.search-shell input::placeholder{color:#98A69E}
.search-shell button{
  flex:0 0 auto;border:0;background:var(--venue);color:#fff;
  border-radius:999px;padding:9px 20px;font-size:14px;font-weight:600;
  transition:background .18s ease-out;
}
.search-shell button:hover{background:var(--track)}
.search-shell button:focus-visible{outline:2px solid var(--track);outline-offset:2px}

.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-ghost{
  display:inline-flex;align-items:center;gap:6px;
  background:transparent;border:0;color:var(--venue);
  font-size:14.5px;padding:10px 4px;
  transition:color .18s ease-out;
}
.nav-ghost:hover{color:var(--track)}
.nav-ghost:focus-visible{outline:2px solid var(--track);outline-offset:2px;border-radius:6px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;
  border:0;
  transition:background .18s ease-out,color .18s ease-out,transform .12s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.btn:focus-visible{outline:2px solid var(--track);outline-offset:2px}
.btn-primary{background:var(--venue);color:#fff}
.btn-primary:hover{background:var(--track)}
.btn-primary:active{transform:translateY(1px);filter:brightness(.94)}
.btn-ghost{background:transparent;border:1.5px solid var(--venue);color:var(--venue)}
.btn-ghost:hover{background:var(--venue-mist)}
.btn-ghost:active{transform:translateY(1px)}
.btn-lime{background:var(--lime);color:var(--venue-deep)}
.btn-lime:hover{background:#D8FA6B}
.btn-lime:active{transform:translateY(1px);filter:brightness(.94)}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}

.burger{
  display:none;width:44px;height:44px;
  border-radius:12px;border:1.5px solid var(--line);background:#fff;
  align-items:center;justify-content:center;
  transition:background .18s ease-out,border-color .18s ease-out;
}
.burger:hover{background:var(--venue-mist);border-color:var(--venue)}

.mobile-search{display:none;padding:0 0 12px}
.mobile-search .search-shell{max-width:none;width:100%}

.cat-bar{background:var(--sand);border-top:1px solid var(--line)}
.cat-chips{
  display:flex;align-items:center;gap:10px;
  height:44px;overflow-x:auto;scrollbar-width:none;
}
.cat-chips::-webkit-scrollbar{display:none}
.cat-chips a{
  flex:0 0 auto;font-size:14px;color:var(--venue);
  padding:7px 16px;border-radius:999px;
  border:1px solid transparent;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out;
}
.cat-chips a:hover{background:var(--venue-mist);border-color:rgba(14,59,46,.16)}
.cat-chips a.active{background:var(--venue);color:#fff}

@media (max-width:1024px){
  .nav-main{gap:14px}
  .nav-main .search-shell{display:none}
  .mobile-search{display:block}
  .nav-ghost{display:none}
  .burger{display:inline-flex}
  .brand-text span{display:none}
}
@media (max-width:520px){
  .nav-main .btn-primary{display:none}
  .brand-text strong{font-size:14px}
}

/* ---------------- Drawer ---------------- */
.drawer-mask{
  position:fixed;inset:0;z-index:80;
  background:rgba(8,42,33,.55);
  opacity:0;pointer-events:none;
  transition:opacity .2s ease-out;
}
.drawer-mask.open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;z-index:90;
  width:min(84vw,340px);height:100%;
  background:#fff;padding:18px;
  transform:translateX(100%);
  transition:transform .24s ease-out;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer-head strong{font-size:15px;color:var(--venue)}
.drawer-close{
  width:40px;height:40px;border-radius:10px;border:1.5px solid var(--line);
  background:#fff;display:inline-flex;align-items:center;justify-content:center;
}
.drawer a{
  display:flex;align-items:center;min-height:56px;
  padding:0 14px;border-radius:12px;font-size:16px;
  border-bottom:1px solid var(--line);
  transition:background .18s ease-out,color .18s ease-out;
}
.drawer a:hover{background:var(--venue-mist)}
.drawer a.active{background:var(--venue);color:#fff;border-color:transparent}

/* ---------------- Layout blocks ---------------- */
.section{padding:88px 0}
.section-tight{padding:44px 0}
@media (max-width:1024px){
  .section{padding:64px 0}
  .section-tight{padding:36px 0}
}
@media (max-width:640px){
  .section{padding:52px 0}
  .section-tight{padding:30px 0}
}

.sec-head{margin-bottom:32px}
.sec-title{
  position:relative;padding-left:16px;
  font-size:clamp(1.4rem,2.4vw,1.9rem);
  line-height:1.35;font-weight:700;color:var(--ink);
  letter-spacing:.01em;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.3em;
  width:6px;height:20px;border-radius:3px;background:var(--venue);
}
.sec-sub{margin-top:10px;padding-left:16px;font-size:14.5px;color:var(--muted);max-width:760px}

/* ---------------- Breadcrumb ---------------- */
.crumbs{
  display:flex;align-items:center;flex-wrap:wrap;gap:0;
  font-size:13px;color:var(--muted);
  padding:22px 0 0;
}
.crumbs a{color:var(--muted);transition:color .18s ease-out}
.crumbs a:hover{color:var(--venue);text-decoration:underline;text-underline-offset:3px}
.crumbs .sep{margin:0 8px;color:#BFCFC5}
.crumbs .current{color:var(--venue);font-weight:600}

/* ---------------- Article head ---------------- */
.article-hero{padding:26px 0 30px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;line-height:1;
  color:var(--venue);background:var(--venue-mist);
  border-radius:999px;padding:8px 14px;
}
.article-title{
  font-size:clamp(1.9rem,3.2vw,2.25rem);
  line-height:1.35;font-weight:700;color:var(--ink);
  margin:16px 0 12px;max-width:900px;letter-spacing:.01em;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px 16px;
  font-size:14px;color:var(--muted);
}
.article-meta .cat{color:var(--track);font-weight:600}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C3D2C8;display:inline-block}
.article-meta .read{display:inline-flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums}

/* ---------------- Article body ---------------- */
.article-body{
  max-width:740px;margin:0 auto;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-block);
  padding:46px 48px;
  box-shadow:var(--sh-sm);
}
@media (max-width:768px){.article-body{padding:30px 20px;border-radius:16px}}

.article-content{font-size:16.5px;line-height:1.95;color:var(--ink);word-break:break-word}
.article-content p{margin:0 0 1.15em}
.article-content h2{
  position:relative;padding-left:16px;
  font-size:22px;line-height:1.45;font-weight:700;
  margin:2em 0 .8em;color:var(--ink);
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:.34em;
  width:6px;height:20px;border-radius:3px;background:var(--venue);
}
.article-content h3{font-size:18px;line-height:1.5;font-weight:600;margin:1.6em 0 .6em}
.article-content h4{font-size:16.5px;font-weight:600;margin:1.4em 0 .5em}
.article-content img{border-radius:12px;margin:1.4em auto}
.article-content blockquote{
  margin:1.4em 0;padding:14px 20px;
  border-left:4px solid var(--track);
  background:var(--venue-mist);
  border-radius:0 12px 12px 0;
  color:#2B3A33;
}
.article-content ul{list-style:none;padding-left:20px;margin:0 0 1.15em}
.article-content ul>li{position:relative;padding-left:14px;margin:.35em 0}
.article-content ul>li::before{
  content:"";position:absolute;left:0;top:.85em;
  width:6px;height:6px;border-radius:50%;background:var(--venue);
}
.article-content ol{list-style:decimal;padding-left:24px;margin:0 0 1.15em}
.article-content ol>li{margin:.35em 0}
.article-content a{color:var(--venue);border-bottom:2px solid rgba(14,59,46,.22);transition:border-color .18s ease-out}
.article-content a:hover{border-bottom-color:var(--track);color:var(--track)}
.article-content strong{font-weight:700}
.article-content hr{border:0;height:1px;background:var(--line);margin:2em 0}
.article-content table{
  font-size:15px;border:1px solid var(--line);
  border-radius:12px;overflow:hidden;margin:1.4em 0;
}
.article-content th{
  background:var(--venue);color:#fff;font-weight:600;
  text-align:left;padding:14px 16px;line-height:1.6;
}
.article-content td{padding:14px 16px;border-top:1px solid var(--line);line-height:1.6}
.article-content tbody tr:nth-child(even) td{background:#FAF9F5}
.article-content code{
  background:var(--venue-mist);border-radius:6px;
  padding:2px 6px;font-size:14px;
}
@media (max-width:520px){
  .article-body{padding:24px 16px}
  .article-content{font-size:16px}
  .article-content h2{font-size:20px}
}

.empty-state{
  max-width:740px;margin:0 auto;text-align:center;
  background:var(--card);
  border:1.5px dashed var(--line);
  border-radius:var(--r-block);
  padding:64px 24px;
}
.empty-state svg{margin:0 auto 18px}
.empty-state h2{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:10px}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:24px}

/* ---------------- CTA strip ---------------- */
.cta-strip{
  background:var(--venue-deep);
  color:var(--inverse);
  border-radius:var(--r-block);
  padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;flex-wrap:wrap;
}
.cta-strip h2{font-size:clamp(1.25rem,2vw,1.6rem);line-height:1.4;font-weight:700;color:#fff}
.cta-strip p{margin-top:10px;font-size:14.5px;line-height:1.8;color:rgba(244,247,242,.72);max-width:620px}
@media (max-width:640px){
  .cta-strip{padding:28px 20px;border-radius:16px}
  .cta-strip .btn{width:100%}
}

/* ---------------- Cards ---------------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
@media (max-width:1024px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){
  .grid-3,.grid-2{grid-template-columns:1fr}
}

.rel-card{
  display:flex;flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-sm);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.rel-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--sh-md);
  border-color:rgba(14,59,46,.3);
}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--venue-mist)}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.rel-card:hover .rel-thumb img{transform:scale(1.03)}
.rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.tag{
  display:inline-block;font-size:12px;line-height:1;
  padding:6px 10px;border-radius:999px;
  background:var(--venue-mist);color:var(--venue);font-weight:600;
}
.tag-hot{background:var(--track);color:#fff}
.rel-body h3{font-size:18px;line-height:1.5;font-weight:600;color:var(--ink)}
.rel-body p{font-size:14px;line-height:1.7;color:var(--muted)}
.rel-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
.rel-foot .arrow{transition:transform .18s ease-out,color .18s ease-out}
.rel-card:hover .rel-foot .arrow{transform:translateX(4px);color:var(--track)}

/* ---------------- Back link ---------------- */
.back-row{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;flex-wrap:wrap;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 26px;
  box-shadow:var(--sh-sm);
}
.back-row p{font-size:14.5px;color:var(--muted)}
@media (max-width:640px){.back-row{padding:20px}}

/* ---------------- Footer ---------------- */
.site-footer{
  background:var(--venue-deep);
  color:var(--inverse);
  margin-top:88px;
  padding:64px 0 28px;
}
@media (max-width:640px){.site-footer{margin-top:60px;padding:44px 0 22px}}
.site-footer h3{font-size:15px;font-weight:600;color:#fff;margin-bottom:14px;line-height:1.4}
.site-footer ul{display:grid;gap:2px}
.site-footer a{
  display:inline-block;font-size:14px;
  color:rgba(244,247,242,.78);
  padding:5px 0;
  transition:color .18s ease-out,transform .18s ease-out;
}
.site-footer a:hover{color:var(--lime);transform:translateX(2px)}
.site-footer a:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.foot-bottom{font-size:13px;line-height:1.75;color:rgba(244,247,242,.6)}
.foot-divider{height:1px;background:rgba(255,255,255,.12);margin:40px 0 20px}

/* ---------------- Motion ---------------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease-out,transform .5s ease-out}
.reveal.is-in{opacity:1;transform:none}

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

/* roulang page: category1 */
:root{
  --green:#0E3B2E;
  --green-d:#082A21;
  --green-l:#E8EFE9;
  --orange:#F2542D;
  --lime:#C7F04A;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --line:#E4E0D6;
  --ink:#1C2621;
  --ink2:#5A6B62;
  --inv:#F4F7F2;
  --danger:#D64545;
  --ok:#2E7D5B;
  --r-card:16px;
  --r-panel:24px;
  --r-btn:12px;
  --r-input:10px;
  --sh-sm:0 1px 2px rgba(14,59,46,.06);
  --sh-md:0 8px 24px rgba(14,59,46,.08);
  --sh-lg:0 16px 40px rgba(14,59,46,.12);
  --sec-y:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.9;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
a.link-line{position:relative;}
a.link-line::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--orange);
  transform:scaleX(0);transform-origin:left;transition:transform .18s ease-out;
}
a.link-line:hover::after{transform:scaleX(1);}
button{font:inherit;cursor:pointer;}
input,select,textarea{font:inherit;color:inherit;}
.num{font-variant-numeric:tabular-nums;}
h1,h2,h3{margin:0;letter-spacing:.01em;}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;}

.wrap{max-width:1200px;margin:0 auto;padding-left:32px;padding-right:32px;}
.wrap-wide{max-width:1280px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .18s ease-out;
}
.site-header.is-stuck{box-shadow:var(--sh-md);}
.nav-main{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;
  gap:24px;min-height:76px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{width:38px;height:38px;flex-shrink:0;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:16px;font-weight:700;color:var(--green);white-space:nowrap;}
.brand-text span{font-size:11.5px;color:var(--ink2);white-space:nowrap;}
.search-shell{
  display:flex;align-items:center;gap:10px;width:100%;max-width:580px;margin:0 auto;
  background:#fff;border:1.5px solid var(--line);border-radius:999px;
  padding:6px 6px 6px 18px;color:var(--ink2);
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.search-shell:focus-within{border-color:var(--green);box-shadow:0 0 0 4px rgba(14,59,46,.08);}
.search-shell input{
  flex:1;border:0;background:transparent;outline:none;font-size:14.5px;height:34px;min-width:0;color:var(--ink);
}
.search-shell input::placeholder{color:#8B9A92;}
.search-shell button{
  border:0;background:var(--green);color:var(--inv);font-size:14px;font-weight:600;
  height:36px;padding:0 20px;border-radius:999px;transition:background .18s ease-out,transform .1s ease-out;
}
.search-shell button:hover{background:var(--orange);}
.search-shell button:active{transform:translateY(1px);filter:brightness(.94);}
.nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-ghost{
  display:inline-flex;align-items:center;gap:6px;background:transparent;border:0;
  color:var(--ink);font-size:14.5px;font-weight:600;padding:8px 4px;transition:color .18s ease-out;
}
.nav-ghost:hover{color:var(--orange);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-weight:600;font-size:15px;line-height:1;
  padding:14px 22px;min-height:44px;border:1.5px solid transparent;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .1s ease-out,box-shadow .18s ease-out;
}
.btn-primary{background:var(--green);color:var(--inv);}
.btn-primary:hover{background:var(--orange);color:#fff;}
.btn-primary:active{transform:translateY(1px);filter:brightness(.94);}
.btn-ghost{background:transparent;border-color:var(--green);color:var(--green);}
.btn-ghost:hover{background:var(--green-l);}
.btn-ghost:active{transform:translateY(1px);filter:brightness(.97);}
.btn-lime{background:var(--lime);color:var(--green-d);}
.btn-lime:hover{background:#D6F871;}
.btn-lime:active{transform:translateY(1px);filter:brightness(.95);}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}
.burger{display:none;background:transparent;border:1.5px solid var(--line);border-radius:10px;padding:9px;line-height:0;}
.burger:hover{border-color:var(--green);}
.mobile-search{display:none;border-top:1px solid var(--line);padding:10px 0;background:#fff;}
.mobile-search .search-shell{max-width:none;}

.cat-bar{background:#fff;border-bottom:1px solid var(--line);}
.cat-chips{display:flex;align-items:center;gap:8px;height:40px;overflow-x:auto;scrollbar-width:none;}
.cat-chips::-webkit-scrollbar{display:none;}
.chip{
  flex-shrink:0;display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border-radius:999px;background:var(--green-l);color:var(--green);
  font-size:13px;font-weight:600;transition:background .18s ease-out,color .18s ease-out;
}
.chip:hover{background:#D8E5DA;}
.chip.is-active{background:var(--green);color:var(--inv);}

.drawer-mask{
  position:fixed;inset:0;background:rgba(8,42,33,.5);opacity:0;visibility:hidden;
  transition:opacity .2s ease-out,visibility .2s ease-out;z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);background:#fff;z-index:90;
  transform:translateX(100%);transition:transform .22s ease-out;display:flex;flex-direction:column;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line);}
.drawer-head strong{font-size:15px;color:var(--green);}
.drawer-close{background:transparent;border:0;font-size:22px;line-height:1;color:var(--ink2);}
.drawer-nav{flex:1;overflow-y:auto;padding:8px 0;}
.drawer-nav a{
  display:flex;align-items:center;min-height:56px;padding:0 20px;font-size:15px;font-weight:600;
  border-bottom:1px solid #F1EEE6;
}
.drawer-nav a:hover{background:var(--green-l);color:var(--green);}
.drawer-nav a.is-active{color:var(--orange);}
.drawer-foot{padding:16px 20px;border-top:1px solid var(--line);}

/* ============ 面包屑 ============ */
.crumb{font-size:13px;color:var(--ink2);padding:22px 0 0;}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;margin:0;padding:0;}
.crumb li{display:flex;align-items:center;gap:8px;}
.crumb li+li::before{content:"›";color:#B4BFB7;}
.crumb a:hover{color:var(--orange);}
.crumb .current{color:var(--green);font-weight:600;}

/* ============ Hero ============ */
.hero{padding:38px 0 var(--sec-y);}
.hero-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:32px;align-items:center;}
.hero-copy{grid-column:span 6;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:999px;
  background:var(--green-l);color:var(--green);font-size:12px;font-weight:700;
}
.hero h1{
  font-size:clamp(1.9rem,4.2vw,2.9rem);line-height:1.28;font-weight:700;color:var(--green-d);
  margin:18px 0 16px;
}
.hero-lead{font-size:16.5px;line-height:1.9;color:var(--ink2);max-width:560px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-chips span{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:var(--green-l);color:var(--green);font-size:13px;font-weight:600;
}
.hero-media{grid-column:span 6;}
.hero-media figure{
  position:relative;margin:0;border-radius:var(--r-panel);overflow:hidden;
  box-shadow:var(--sh-lg);transform:translateX(24px);
}
.hero-media img{width:100%;height:380px;object-fit:cover;}
.hero-media figure::after{
  content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,42,33,.34),rgba(8,42,33,.44));
}
.hero-media figcaption{
  position:absolute;left:22px;right:22px;bottom:20px;color:var(--inv);font-size:14px;line-height:1.7;z-index:2;
}
.hero-media figcaption strong{display:block;font-size:16px;margin-bottom:4px;}

/* ============ 通用板块 ============ */
.sec{padding:var(--sec-y) 0;}
.sec-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-head h2{
  position:relative;padding-left:16px;font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.35;font-weight:700;color:var(--green-d);
}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:.32em;width:6px;height:20px;border-radius:3px;background:var(--orange);
}
.sec-head p{margin-top:14px;color:var(--ink2);font-size:15.5px;}

/* 状态速览 */
.status-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.status-cell{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--sh-sm);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.status-cell:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(14,59,46,.3);}
.status-num{font-size:34px;font-weight:800;line-height:1.1;color:var(--green);}
.status-num small{font-size:15px;font-weight:700;margin-left:4px;}
.status-label{margin-top:10px;font-size:12.5px;color:var(--ink2);line-height:1.7;}
.status-flag{
  display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:12px;font-weight:700;
  color:var(--ok);
}
.status-flag::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--ok);}
.status-flag.warn{color:var(--orange);}
.status-flag.warn::before{background:var(--orange);}

/* 步骤条 */
.steps{display:grid;gap:24px;}
.step{
  display:grid;grid-template-columns:96px minmax(0,1fr);gap:26px;align-items:stretch;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-sm);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(14,59,46,.3);}
.step-num{
  font-size:56px;font-weight:800;line-height:.9;color:var(--green-l);
  font-variant-numeric:tabular-nums;border-right:2px solid var(--line);padding-right:20px;
}
.step.is-now .step-num{color:var(--orange);}
.step-body h3{font-size:18px;font-weight:600;color:var(--green-d);}
.step-body p{margin-top:10px;color:var(--ink2);font-size:15.5px;}
.step-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.step-tags span{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--green-l);color:var(--green);font-size:12px;font-weight:600;
}
.step-tags span.hot{background:rgba(242,84,45,.12);color:var(--orange);}

/* 排查卡片网格 */
.grid-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-sm);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(14,59,46,.3);}
.card-cover{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .18s ease-out;}
.card:hover .card-cover{transform:scale(1.03);}
.card-inner{padding:22px;display:flex;flex-direction:column;flex:1;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:700;background:var(--green-l);color:var(--green);
}
.badge.hot{background:var(--orange);color:#fff;}
.card h3{margin-top:14px;font-size:18px;line-height:1.5;font-weight:600;color:var(--green-d);}
.card p{margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--ink2);}
.card-foot{
  margin-top:auto;padding-top:16px;font-size:13px;color:var(--ink2);
  display:flex;align-items:center;justify-content:space-between;
}

/* 环境对照表 */
.table-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-panel);
  overflow:hidden;box-shadow:var(--sh-sm);
}
.env-table{width:100%;border-collapse:collapse;}
.env-table th{
  text-align:left;font-size:13px;font-weight:700;color:var(--ink2);
  background:var(--green-l);padding:16px 20px;letter-spacing:.02em;
}
.env-table td{
  padding:0 20px;height:52px;font-size:15px;border-top:1px solid var(--line);vertical-align:middle;
}
.env-table tbody tr:nth-child(odd){background:#FBFAF7;}
.env-table tbody tr:hover{background:#F1F6F1;}
.env-table td:first-child{font-weight:600;color:var(--green-d);}
.env-table .ok-tag{color:var(--ok);font-weight:600;}
.env-table .warn-tag{color:var(--orange);font-weight:600;}

/* 图文区块 */
.split{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:32px;align-items:center;}
.split-media{grid-column:span 5;}
.split-media img{width:100%;height:320px;object-fit:cover;border-radius:var(--r-panel);box-shadow:var(--sh-md);}
.split-text{grid-column:span 7;}
.check-list{display:grid;gap:14px;margin-top:22px;}
.check-list li{display:grid;grid-template-columns:22px minmax(0,1fr);gap:12px;font-size:15.5px;color:var(--ink2);}
.check-list li::before{
  content:"";width:10px;height:10px;border-radius:50%;background:var(--orange);margin-top:.62em;
}

/* FAQ */
.faq{max-width:860px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 4px 14px 16px;border-left:4px solid transparent;
  font-size:16.5px;font-weight:600;color:var(--green-d);cursor:pointer;
  transition:border-color .18s ease-out,color .18s ease-out;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{border-left-color:var(--orange);color:var(--orange);}
.faq-item[open] summary{border-left-color:var(--green);}
.faq-icon{
  flex-shrink:0;width:22px;height:22px;position:relative;transition:transform .2s ease-out;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--green);border-radius:2px;
}
.faq-icon::before{left:0;top:10px;width:22px;height:2px;}
.faq-icon::after{left:10px;top:0;width:2px;height:22px;}
.faq-item[open] .faq-icon{transform:rotate(45deg);}
.faq-body{padding:0 4px 22px 16px;font-size:16px;line-height:1.9;color:var(--ink2);}

/* CTA 深色块 */
.cta-dark{background:var(--green-d);color:var(--inv);border-radius:var(--r-panel);overflow:hidden;}
.cta-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:32px;padding:52px;}
.cta-copy{grid-column:span 5;}
.cta-copy h2{font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.35;font-weight:700;color:#fff;}
.cta-copy p{margin-top:16px;color:rgba(244,247,242,.78);font-size:15.5px;}
.cta-meta{margin-top:24px;display:grid;gap:10px;font-size:14px;color:rgba(244,247,242,.72);}
.cta-meta span{display:flex;gap:10px;align-items:center;}
.cta-meta span::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime);}
.cta-form{grid-column:span 7;}
.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;}
.field label{font-size:14px;color:rgba(244,247,242,.86);font-weight:600;}
.field label .req{color:var(--orange);margin-left:4px;}
.field input,.field select{
  height:48px;border-radius:var(--r-input);border:1.5px solid transparent;background:#fff;color:var(--ink);
  padding:0 14px;outline:none;transition:box-shadow .18s ease-out,border-color .18s ease-out;
}
.field input::placeholder{color:#96A39C;}
.field input:focus,.field select:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,84,45,.28);}
.field .hint{font-size:13px;color:rgba(244,247,242,.6);}
.field.has-error input{border-color:var(--danger);box-shadow:0 0 0 3px rgba(214,69,69,.22);}
.field.has-error .hint{color:#F3A0A0;}
.form-note{margin-top:14px;font-size:13px;color:rgba(244,247,242,.66);}

/* 返回入口 */
.back-strip{
  margin-top:56px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px 26px;box-shadow:var(--sh-sm);
}
.back-strip strong{display:block;font-size:16.5px;color:var(--green-d);}
.back-strip span{font-size:14px;color:var(--ink2);}

/* ============ 页脚 ============ */
.site-footer{background:var(--green-d);color:var(--inv);padding:68px 0 28px;margin-top:0;}
.site-footer h3{
  font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;
}
.site-footer ul li a{
  display:inline-block;padding:5px 0;font-size:14px;color:rgba(244,247,242,.74);
  transition:color .18s ease-out;
}
.site-footer ul li a:hover{color:var(--lime);}
.foot-bottom{font-size:13px;line-height:1.9;color:rgba(244,247,242,.62);}
.foot-divider{height:1px;background:rgba(255,255,255,.12);margin:40px 0 22px;}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
  .hero-media figure{transform:none;}
}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .brand-text span{display:none;}
  .search-shell{max-width:420px;}
}
@media (max-width:1024px){
  :root{--sec-y:64px;}
  .nav-main{grid-template-columns:auto minmax(0,1fr) auto;}
  .search-shell{max-width:320px;}
  .status-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .grid-cards{grid-template-columns:repeat(2,minmax(0,1fr));}
  .hero-media figure{transform:none;}
  .split-media,.split-text{grid-column:span 12;}
  .cta-grid{padding:40px;}
  .cta-copy,.cta-form{grid-column:span 12;}
}
@media (max-width:900px){
  .search-shell{display:none;}
  .mobile-search{display:block;}
  .burger{display:inline-flex;}
  .nav-ghost{display:none;}
}
@media (max-width:768px){
  .wrap{padding-left:24px;padding-right:24px;}
  :root{--sec-y:56px;}
  .hero{padding-top:24px;}
  .hero-copy,.hero-media{grid-column:span 12;}
  .hero-media img{height:240px;}
  .hero-media figcaption{left:16px;right:16px;bottom:14px;font-size:13px;}
  .step{grid-template-columns:minmax(0,1fr);gap:14px;padding:22px;}
  .step-num{border-right:0;border-bottom:2px solid var(--line);padding:0 0 10px;font-size:44px;width:fit-content;}
  .grid-cards{grid-template-columns:minmax(0,1fr);}
  .status-grid{grid-template-columns:minmax(0,1fr);gap:14px;}
  .form-row{grid-template-columns:minmax(0,1fr);}
  .env-table thead{display:none;}
  .env-table,.env-table tbody,.env-table tr,.env-table td{display:block;width:100%;}
  .env-table tr{border:1px solid var(--line);border-radius:12px;margin-bottom:14px;padding:6px 0;background:#fff;}
  .env-table tbody tr:nth-child(odd){background:#fff;}
  .env-table td{
    height:auto;padding:10px 16px;border-top:0;display:flex;justify-content:space-between;gap:16px;font-size:14.5px;
  }
  .env-table td::before{
    content:attr(data-label);font-size:13px;font-weight:700;color:var(--ink2);flex-shrink:0;
  }
  .cta-grid{padding:30px 22px;}
  .back-strip{padding:18px 20px;}
}
@media (max-width:520px){
  .wrap{padding-left:16px;padding-right:16px;}
  body{font-size:16px;}
  .hero h1{font-size:1.72rem;}
  .brand-text strong{font-size:14.5px;}
  .btn{width:100%;}
  .hero-cta{flex-direction:column;}
  .faq-item summary{font-size:15.5px;}
  .site-footer{padding-top:52px;}
}

/* roulang page: category2 */
:root{
  --pitch:#0E3B2E; --pitch-deep:#082A21; --pitch-mist:#E8EFE9;
  --track:#F2542D; --lime:#C7F04A;
  --bg:#F6F4EF; --card:#FFFFFF; --line:#E4E0D6;
  --ink:#1C2621; --muted:#5A6B62; --invert:#F4F7F2;
  --danger:#D64545; --success:#2E7D5B;
  --r-card:16px; --r-panel:24px; --r-btn:12px; --r-field:10px;
  --sh-sm:0 1px 2px rgba(14,59,46,.06);
  --sh-md:0 8px 24px rgba(14,59,46,.08);
  --sh-lg:0 16px 40px rgba(14,59,46,.12);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16.5px;line-height:1.9;letter-spacing:0;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease,border-color .18s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
h1,h2,h3,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;}

.wrap{max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px;}
.wrap-wide{max-width:1280px;}
@media(min-width:768px){.wrap{padding-left:24px;padding-right:24px;}}
@media(min-width:1024px){.wrap{padding-left:32px;padding-right:32px;}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(246,244,239,.94);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);transition:box-shadow .18s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-md);}
.nav-main{
  display:grid;grid-template-columns:auto minmax(280px,1fr) auto;
  align-items:center;gap:24px;min-height:76px;
}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{width:38px;height:38px;flex-shrink:0;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:15.5px;font-weight:700;color:var(--pitch);white-space:nowrap;}
.brand-text span{font-size:11.5px;color:var(--muted);letter-spacing:.01em;white-space:nowrap;}
.search-shell{
  display:flex;align-items:center;gap:10px;width:100%;max-width:560px;margin:0 auto;
  background:#fff;border:1.5px solid var(--line);border-radius:999px;
  padding:6px 6px 6px 16px;color:var(--muted);transition:border-color .18s ease,box-shadow .18s ease;
}
.search-shell:focus-within{border-color:var(--pitch);box-shadow:0 0 0 4px rgba(14,59,46,.08);}
.search-shell input{
  flex:1;min-width:0;border:0;outline:0;background:transparent;font-size:14.5px;color:var(--ink);
}
.search-shell input::placeholder{color:#93A29A;}
.search-shell button{
  flex-shrink:0;background:var(--pitch);color:var(--invert);border-radius:999px;
  padding:9px 20px;font-size:14px;font-weight:600;transition:background .18s ease,transform .12s ease;
}
.search-shell button:hover{background:var(--track);}
.search-shell button:active{transform:translateY(1px);filter:brightness(.94);}
.nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-ghost{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--muted);
  padding:10px 12px;border-radius:10px;transition:color .18s ease,background .18s ease;
}
.nav-ghost:hover{color:var(--pitch);background:var(--pitch-mist);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-weight:600;line-height:1;min-height:44px;
  padding:0 22px;font-size:15px;border:1.5px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .12s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--pitch);color:var(--invert);}
.btn-primary:hover{background:var(--track);color:#fff;}
.btn-primary:active{transform:translateY(1px);filter:brightness(.94);}
.btn-ghost{background:transparent;border-color:var(--pitch);color:var(--pitch);}
.btn-ghost:hover{background:var(--pitch-mist);}
.btn-ghost:active{transform:translateY(1px);}
.btn-lime{background:var(--lime);color:var(--pitch-deep);}
.btn-lime:hover{background:#D9F86A;}
.btn-lime:active{transform:translateY(1px);filter:brightness(.95);}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--track);outline-offset:2px;border-radius:8px;
}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}
.burger{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:10px;border:1.5px solid var(--line);background:#fff;}
.mobile-search{display:none;padding:0 0 12px;}
.cat-bar{background:#fff;border-bottom:1px solid var(--line);}
.cat-scroll{
  display:flex;gap:10px;align-items:center;min-height:54px;overflow-x:auto;
  scrollbar-width:none;-ms-overflow-style:none;
}
.cat-scroll::-webkit-scrollbar{display:none;}
.cat-chip{
  flex-shrink:0;font-size:14px;color:var(--pitch);background:var(--pitch-mist);
  border-radius:999px;padding:9px 18px;white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.cat-chip:hover{background:#D6E4DA;}
.cat-chip.is-active{background:var(--pitch);color:var(--invert);font-weight:600;}

.drawer{
  position:fixed;inset:0;z-index:90;background:rgba(8,42,33,.62);
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;
}
.drawer.is-open{opacity:1;visibility:visible;}
.drawer-panel{
  position:absolute;top:0;right:0;width:min(88vw,360px);height:100%;background:#fff;
  padding:20px;display:flex;flex-direction:column;gap:6px;overflow-y:auto;
  transform:translateX(12px);transition:transform .22s ease;
}
.drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;}
.drawer-link{
  display:flex;align-items:center;min-height:56px;padding:0 14px;border-radius:12px;
  font-size:15.5px;color:var(--ink);border-bottom:1px solid var(--line);
}
.drawer-link.is-active{background:var(--pitch-mist);color:var(--pitch);font-weight:600;border-bottom-color:transparent;}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center;}

@media(max-width:1023px){
  .nav-main{grid-template-columns:1fr auto;min-height:64px;}
  .search-shell{display:none;}
  .nav-ghost{display:none;}
  .nav-right .btn-primary{display:none;}
  .burger{display:flex;}
  .mobile-search{display:block;}
  .brand-text span{display:none;}
}

/* ---------- page ---------- */
.crumb{padding:20px 0 0;font-size:13px;color:var(--muted);}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:6px;}
.crumb li::after{content:"›";margin-left:6px;color:#B7C2BB;}
.crumb li:last-child::after{display:none;}
.crumb li:last-child span{color:var(--pitch);font-weight:600;}
.crumb a:hover{color:var(--pitch);border-bottom:2px solid var(--pitch-mist);}

.hero{padding:26px 0 56px;}
.hero-grid{display:grid;gap:32px;align-items:center;}
@media(min-width:1024px){
  .hero-grid{grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:48px;}
}
.hero-media{
  position:relative;border-radius:var(--r-panel);overflow:hidden;min-height:260px;
  box-shadow:var(--sh-lg);background:var(--pitch-deep);
}
.hero-media img{width:100%;height:100%;object-fit:cover;min-height:260px;opacity:.92;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(150deg,rgba(8,42,33,.42),rgba(8,42,33,.62));
}
.hero-media figcaption{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:var(--invert);
  font-size:13.5px;line-height:1.7;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;
  color:var(--pitch);background:var(--pitch-mist);border-radius:999px;padding:7px 14px;
}
h1{
  font-size:clamp(1.9rem,4.2vw,2.9rem);line-height:1.28;font-weight:700;
  letter-spacing:.01em;color:var(--pitch-deep);margin-top:18px;
}
.hero-lead{margin-top:16px;font-size:16.5px;color:var(--muted);max-width:60ch;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--pitch);
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 15px;
}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--lime);flex-shrink:0;}
.chip .dot.track{background:var(--track);}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}

.sec{padding:72px 0;}
.sec-tight{padding:56px 0;}
.sec-head{max-width:760px;margin-bottom:32px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
h2{
  font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.35;font-weight:700;color:var(--pitch-deep);
  padding-left:14px;position:relative;
}
h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:6px;border-radius:3px;background:var(--pitch);
}
.sec-head.center h2{padding-left:0;}
.sec-head.center h2::before{display:none;}
.sec-sub{margin-top:12px;color:var(--muted);font-size:15.5px;padding-left:14px;}
.sec-head.center .sec-sub{padding-left:0;}
h3{font-size:18px;line-height:1.5;font-weight:600;color:var(--pitch-deep);}

.stat-bar{
  display:grid;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-panel);padding:26px;box-shadow:var(--sh-sm);
}
@media(min-width:768px){.stat-bar{grid-template-columns:repeat(4,1fr);gap:0;}}
.stat{padding:4px 18px;}
@media(min-width:768px){
  .stat{border-left:1px solid var(--line);}
  .stat:first-child{border-left:0;padding-left:0;}
}
.stat-num{font-size:32px;font-weight:800;color:var(--pitch);line-height:1.1;font-variant-numeric:tabular-nums;}
.stat-num small{font-size:14px;font-weight:600;margin-left:3px;color:var(--muted);}
.stat-label{margin-top:8px;font-size:12px;color:var(--muted);letter-spacing:.02em;}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);overflow:hidden;
  transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease;
}
.card:hover{box-shadow:var(--sh-md);transform:translateY(-2px);border-color:rgba(14,59,46,.3);}
.card-body{padding:22px;}
.media-card{display:flex;flex-direction:column;height:100%;}
.media-card .cover{aspect-ratio:16/9;overflow:hidden;border-radius:12px;margin:16px 16px 0;}
.media-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.media-card:hover .cover img{transform:scale(1.03);}
.badge{
  display:inline-block;font-size:12px;line-height:1;font-weight:600;
  padding:7px 12px;border-radius:999px;background:var(--pitch-mist);color:var(--pitch);
}
.badge.track{background:var(--track);color:#fff;}
.grid-2{display:grid;gap:22px;}
.grid-3{display:grid;gap:22px;}
@media(min-width:768px){.grid-2{grid-template-columns:repeat(2,1fr);}}
@media(min-width:768px){.grid-3{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.grid-3{grid-template-columns:repeat(3,1fr);}}
.mix-card{display:grid;gap:20px;}
@media(min-width:768px){
  .mix-card{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:26px;align-items:center;}
  .mix-card.reverse .mix-media{order:2;}
}
.mix-media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:#fff;}
.mix-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.mix-list{display:grid;gap:12px;margin-top:16px;}
.mix-list li{position:relative;padding-left:18px;font-size:15px;color:var(--muted);line-height:1.8;}
.mix-list li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--track);
}

.table-shell{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-panel);
  box-shadow:var(--sh-sm);overflow:hidden;
}
.table-scroll{overflow-x:auto;}
table.compare{width:100%;border-collapse:collapse;min-width:680px;}
table.compare th,table.compare td{
  text-align:left;padding:0 20px;height:52px;font-size:14.5px;border-bottom:1px solid var(--line);
}
table.compare thead th{
  background:var(--pitch);color:var(--invert);font-weight:600;font-size:13.5px;letter-spacing:.02em;
}
table.compare tbody tr:nth-child(even){background:#FAF9F5;}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare td:first-child{font-weight:600;color:var(--pitch-deep);}
table.compare tbody tr:hover{background:var(--pitch-mist);}

.steps{display:grid;gap:18px;}
@media(min-width:768px){.steps{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.steps{grid-template-columns:repeat(4,1fr);}}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-sm);position:relative;
  transition:box-shadow .18s ease,transform .18s ease;
}
.step:hover{box-shadow:var(--sh-md);transform:translateY(-2px);}
.step-num{
  font-size:30px;font-weight:800;color:var(--pitch-mist);line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.step h3{margin-top:12px;}
.step p{margin-top:8px;font-size:14.5px;color:var(--muted);}

.faq-list{display:grid;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);overflow:hidden;position:relative;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--pitch);
  transition:background .18s ease;
}
.faq-item:hover::before{background:var(--track);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:56px;padding:16px 22px 16px 26px;font-size:16px;font-weight:600;color:var(--pitch-deep);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex-shrink:0;width:26px;height:26px;border-radius:50%;
  background:var(--pitch-mist);color:var(--pitch);font-size:17px;font-weight:700;
  display:flex;align-items:center;justify-content:center;transition:transform .2s ease,background .2s ease;
}
.faq-item[open] summary::after{content:"−";transform:rotate(90deg);background:var(--track);color:#fff;}
.faq-body{padding:0 26px 22px;color:var(--muted);font-size:15.5px;line-height:1.9;}
.faq-body p + p{margin-top:1.15em;}

.cta-block{
  background:var(--pitch-deep);border-radius:var(--r-panel);color:var(--invert);
  padding:44px 28px;position:relative;overflow:hidden;
}
.cta-block::after{
  content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(199,240,74,.22),transparent 68%);
}
.cta-grid{display:grid;gap:28px;position:relative;z-index:2;}
@media(min-width:1024px){.cta-grid{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:44px;}}
.cta-block h2{color:#fff;}
.cta-block h2::before{background:var(--lime);}
.cta-block p{color:#C9D8CF;margin-top:12px;padding-left:14px;font-size:15.5px;}
.form-grid{display:grid;gap:16px;}
@media(min-width:768px){.form-grid{grid-template-columns:repeat(2,1fr);}}
.field label{display:block;font-size:14px;color:#D6E3DA;margin-bottom:8px;}
.field label .req{color:var(--lime);margin-left:4px;}
.field input,.field select{
  width:100%;height:48px;border-radius:var(--r-field);border:1.5px solid transparent;
  background:#fff;color:var(--ink);padding:0 14px;font-size:15px;outline:0;
  transition:box-shadow .18s ease,border-color .18s ease;
}
.field input:focus,.field select:focus{border-color:var(--track);box-shadow:0 0 0 3px rgba(242,84,45,.35);}
.field.error input{border-color:var(--danger);}
.field .hint{font-size:13px;color:#A9BCB1;margin-top:6px;}
.field.error .hint{color:#FFB4AE;}
.form-foot{margin-top:22px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.form-foot .note{font-size:13px;color:#A9BCB1;}

.entry-back{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 26px;box-shadow:var(--sh-sm);
}
.entry-back p{color:var(--muted);font-size:15px;}

/* ---------- footer ---------- */
.site-footer{background:var(--pitch-deep);color:var(--invert);margin-top:40px;padding:64px 0 28px;}
.site-footer h3{
  color:#fff;font-size:14px;font-weight:700;letter-spacing:.06em;margin-bottom:16px;text-transform:none;
}
.site-footer ul li a{display:inline-block;padding:6px 0;font-size:14.5px;color:#C9D8CF;}
.site-footer ul li a:hover{color:var(--lime);border-bottom:2px solid var(--lime);}
.foot-bottom{font-size:13px;line-height:1.85;color:#9DB3A8;}
.foot-divider{height:1px;background:rgba(255,255,255,.12);margin:36px 0 20px;}
.foot-legal{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;font-size:13px;color:#8FA79B;}

@media(prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}
@media(max-width:520px){
  .stat{padding:4px 0;}
  .cta-block{padding:32px 20px;}
  .sec{padding:52px 0;}
  .sec-tight{padding:44px 0;}
  .hero{padding:18px 0 40px;}
}

/* roulang page: category3 */
:root{
  --ink:#0E3B2E;
  --ink-deep:#082A21;
  --mist:#E8EFE9;
  --orange:#F2542D;
  --lime:#C7F04A;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --line:#E4E0D6;
  --text:#1C2621;
  --muted:#5A6B62;
  --inv:#F4F7F2;
  --danger:#D64545;
  --ok:#2E7D5B;
  --r-card:16px;
  --r-big:24px;
  --r-btn:12px;
  --r-input:10px;
  --sh-sm:0 1px 2px rgba(14,59,46,.06);
  --sh-md:0 8px 24px rgba(14,59,46,.08);
  --sh-lg:0 16px 40px rgba(14,59,46,.12);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.9;
  letter-spacing:0;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
strong{font-weight:700;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.wrap-wide{max-width:1280px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .18s ease-out;
}
.site-header.is-scrolled{box-shadow:var(--sh-md);}
.nav-main{
  display:flex;align-items:center;gap:24px;
  min-height:76px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{width:38px;height:38px;flex:0 0 auto;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:15.5px;font-weight:700;color:var(--ink);white-space:nowrap;}
.brand-text span{font-size:11.5px;color:var(--muted);white-space:nowrap;}
.search-shell{
  flex:1 1 auto;max-width:600px;min-width:0;
  display:flex;align-items:center;gap:10px;
  height:46px;padding:0 6px 0 16px;
  background:#fff;border:1.5px solid var(--line);
  border-radius:999px;color:var(--muted);
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.search-shell:focus-within{border-color:var(--ink);box-shadow:0 0 0 3px rgba(14,59,46,.10);}
.search-shell input{
  flex:1 1 auto;min-width:0;height:100%;
  border:0;outline:0;background:transparent;
  font-size:14.5px;color:var(--text);
}
.search-shell input::placeholder{color:#93A29A;}
.search-shell button{
  flex:0 0 auto;height:36px;padding:0 20px;
  border:0;border-radius:999px;cursor:pointer;
  background:var(--ink);color:var(--inv);
  font-size:14px;font-weight:600;
  transition:background .16s ease-out,transform .16s ease-out;
}
.search-shell button:hover{background:var(--orange);}
.search-shell button:active{transform:translateY(1px);filter:brightness(.94);}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-ghost{
  display:inline-flex;align-items:center;gap:6px;
  height:42px;padding:0 16px;
  background:transparent;border:1.5px solid var(--line);
  border-radius:var(--r-btn);color:var(--ink);
  font-size:14px;cursor:pointer;
  transition:background .16s ease-out,border-color .16s ease-out;
}
.nav-ghost:hover{background:var(--mist);border-color:var(--ink);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;
  border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.btn-primary{background:var(--ink);color:var(--inv);}
.btn-primary:hover{background:var(--orange);color:#fff;}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-ghost:hover{background:var(--mist);}
.btn-lime{background:var(--lime);color:var(--ink-deep);}
.btn-lime:hover{background:#D8FF63;}
.btn:active{transform:translateY(1px);filter:brightness(.94);}
.btn:focus-visible,button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:2px solid var(--orange);outline-offset:2px;
}
.btn[disabled]{opacity:.45;pointer-events:none;}
.burger{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  background:#fff;border:1.5px solid var(--line);border-radius:var(--r-btn);cursor:pointer;
}
.mobile-search{display:none;padding-bottom:12px;}
.mobile-search .search-shell{max-width:none;}

/* ---------- Category bar ---------- */
.cat-bar{
  background:#fff;border-top:1px solid var(--line);
}
.cat-bar .wrap-wide{display:flex;align-items:center;gap:8px;min-height:40px;overflow-x:auto;scrollbar-width:none;}
.cat-bar .wrap-wide::-webkit-scrollbar{display:none;}
.cat-chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border-radius:999px;background:var(--mist);color:var(--ink);
  font-size:13px;white-space:nowrap;
  transition:background .16s ease-out,color .16s ease-out;
}
.cat-chip:hover{background:#DCE7DF;}
.cat-chip.active{background:var(--ink);color:var(--inv);}

/* ---------- Drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,42,33,.55);
  opacity:0;visibility:hidden;transition:opacity .2s ease-out,visibility .2s ease-out;z-index:80;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:308px;max-width:86vw;
  background:#fff;z-index:90;transform:translateX(102%);
  transition:transform .24s ease-out;display:flex;flex-direction:column;
  box-shadow:var(--sh-lg);
}
.drawer.open{transform:translateX(0);}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:18px 20px;border-bottom:1px solid var(--line);
}
.drawer-head strong{font-size:15px;color:var(--ink);}
.drawer-close{
  width:40px;height:40px;border-radius:var(--r-btn);border:1.5px solid var(--line);
  background:#fff;font-size:20px;line-height:1;cursor:pointer;color:var(--ink);
}
.drawer-nav{padding:10px 0;overflow-y:auto;}
.drawer-nav a{
  display:flex;align-items:center;min-height:56px;padding:0 22px;
  font-size:15px;color:var(--text);border-left:4px solid transparent;
}
.drawer-nav a:hover{background:var(--mist);}
.drawer-nav a.active{border-left-color:var(--orange);color:var(--ink);font-weight:600;background:var(--mist);}

/* ---------- Breadcrumb ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);padding-top:22px;
}
.breadcrumb a:hover{color:var(--ink);box-shadow:0 2px 0 var(--ink);}
.breadcrumb .crumb-current{color:var(--ink);font-weight:600;}

/* ---------- Hero ---------- */
.page-hero{padding-bottom:56px;}
.hero-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  padding-top:34px;
}
.hero-copy h1{
  font-size:clamp(1.9rem,4.2vw,2.9rem);
  line-height:1.28;font-weight:700;color:var(--ink);
  margin:14px 0 12px;letter-spacing:.01em;
}
.hero-sub{font-size:17px;color:var(--muted);font-weight:600;}
.hero-desc{margin-top:14px;color:var(--text);font-size:16px;line-height:1.9;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;
  background:var(--mist);color:var(--ink);border-radius:999px;
  font-size:13.5px;font-variant-numeric:tabular-nums;
}
.hero-media{position:relative;}
.hero-media img{
  width:100%;height:400px;object-fit:cover;
  border-radius:var(--r-big);box-shadow:var(--sh-lg);
}
.hero-media::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-big);
  background:linear-gradient(180deg,rgba(14,59,46,.10),rgba(14,59,46,.40));
  pointer-events:none;
}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:8px;font-size:12px;line-height:1;font-weight:600;
}
.badge-ink{background:var(--mist);color:var(--ink);}
.badge-orange{background:var(--orange);color:#fff;}
.badge-lime{background:var(--lime);color:var(--ink-deep);}
.badge-line{background:#fff;border:1px solid var(--line);color:var(--muted);}

/* ---------- Sections ---------- */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:34px;}
.sec-head h2{
  position:relative;padding-left:18px;
  font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.35;font-weight:700;color:var(--ink);
}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:6px;height:20px;border-radius:3px;background:var(--ink);
}
.sec-head p{font-size:14.5px;color:var(--muted);max-width:640px;}

/* ---------- Stat strip ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-big);
  box-shadow:var(--sh-sm);overflow:hidden;
}
.stat-cell{padding:26px 24px;border-right:1px solid var(--line);}
.stat-cell:last-child{border-right:0;}
.stat-num{font-size:30px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.2;}
.stat-num small{font-size:14px;font-weight:600;color:var(--muted);margin-left:2px;}
.stat-label{font-size:12px;color:var(--muted);letter-spacing:.02em;margin-top:6px;}

/* ---------- Schedule layout ---------- */
.schedule-layout{display:grid;grid-template-columns:236px 1fr;gap:30px;align-items:start;}
.date-rail{
  position:sticky;top:132px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);padding:12px;
}
.date-rail h3{font-size:13px;color:var(--muted);font-weight:600;padding:6px 10px 10px;}
.date-rail a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  min-height:52px;padding:0 12px;border-radius:10px;
  font-size:14px;color:var(--text);
  transition:background .16s ease-out,color .16s ease-out;
}
.date-rail a:hover{background:var(--mist);}
.date-rail a.active{background:var(--mist);color:var(--ink);font-weight:600;}
.date-rail a span.count{font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;}
.date-rail a .dot{width:8px;height:8px;border-radius:50%;background:var(--lime);flex:0 0 auto;}
.date-rail a .dot.tight{background:var(--orange);}

.tl-day{margin-bottom:40px;}
.tl-day:last-child{margin-bottom:0;}
.tl-day-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:18px;}
.tl-day-head h3{font-size:18px;font-weight:600;color:var(--ink);}
.tl-day-head .tl-date-num{font-variant-numeric:tabular-nums;}
.tl-list{position:relative;padding-left:26px;}
.tl-list::before{
  content:"";position:absolute;left:5px;top:10px;bottom:10px;width:2px;
  background:rgba(14,59,46,.20);
}
.tl-item{position:relative;margin-bottom:14px;}
.tl-item:last-child{margin-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-26px;top:26px;
  width:12px;height:12px;border-radius:50%;
  background:#fff;border:2px solid rgba(14,59,46,.35);
}
.tl-item.is-open::before{background:var(--lime);border-color:var(--lime);box-shadow:0 0 0 4px rgba(199,244,74,.35);}
.tl-item.is-full::before{background:var(--orange);border-color:var(--orange);}
.tl-card{
  display:grid;grid-template-columns:96px 1fr auto;gap:18px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 20px;box-shadow:var(--sh-sm);
  transition:box-shadow .18s ease-out,transform .18s ease-out,border-color .18s ease-out;
}
.tl-card:hover{box-shadow:var(--sh-md);transform:translateY(-2px);border-color:rgba(14,59,46,.30);}
.tl-time{font-size:19px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.2;}
.tl-time small{display:block;font-size:12px;font-weight:500;color:var(--muted);margin-top:4px;}
.tl-body h4{font-size:17px;font-weight:600;color:var(--text);margin-bottom:6px;}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:var(--muted);}
.tl-meta .tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  background:var(--mist);color:var(--ink);border-radius:8px;font-size:12px;
}
.tl-action{display:flex;flex-direction:column;align-items:flex-end;gap:8px;}
.tl-action .btn{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- Steps ---------- */
.step-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 20px;box-shadow:var(--sh-sm);
  transition:box-shadow .18s ease-out,transform .18s ease-out;
}
.step-card:hover{box-shadow:var(--sh-md);transform:translateY(-2px);}
.step-num{
  font-size:34px;font-weight:800;color:var(--mist);
  font-variant-numeric:tabular-nums;line-height:1;letter-spacing:-.01em;
}
.step-card h3{font-size:17px;font-weight:600;color:var(--ink);margin:10px 0 6px;}
.step-card p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- Plans ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.plan-card{
  position:relative;display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 24px 22px;box-shadow:var(--sh-sm);
  transition:box-shadow .18s ease-out,transform .18s ease-out;
}
.plan-card:hover{box-shadow:var(--sh-md);transform:translateY(-2px);}
.plan-card.recommended{border-color:rgba(242,84,45,.45);}
.plan-card.recommended::before{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;
  border-radius:var(--r-card) var(--r-card) 0 0;background:var(--orange);
}
.plan-flag{
  position:absolute;top:16px;right:16px;
  background:var(--orange);color:#fff;font-size:12px;font-weight:600;
  height:24px;padding:0 10px;border-radius:8px;display:inline-flex;align-items:center;
}
.plan-card h3{font-size:18px;font-weight:600;color:var(--ink);}
.plan-price{font-size:34px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.2;margin:12px 0 2px;}
.plan-price small{font-size:14px;font-weight:500;color:var(--muted);margin-left:4px;}
.plan-note{font-size:13px;color:var(--muted);}
.plan-list{margin:18px 0 20px;border-top:1px solid var(--line);}
.plan-list li{
  display:flex;align-items:center;gap:10px;
  min-height:44px;border-bottom:1px solid var(--line);
  font-size:14.5px;color:var(--text);
}
.plan-list li svg{flex:0 0 auto;color:var(--ok);}
.plan-card .btn{width:100%;margin-top:auto;}
.plan-foot{font-size:12px;color:var(--muted);margin-top:12px;text-align:center;}

/* ---------- Feature split ---------- */
.feature-split{
  display:grid;grid-template-columns:1.05fr 1fr;gap:36px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-big);
  padding:34px;box-shadow:var(--sh-sm);
}
.feature-split img{width:100%;height:300px;object-fit:cover;border-radius:var(--r-card);}
.feature-split h2{
  position:relative;padding-left:18px;font-size:clamp(1.4rem,2.4vw,1.9rem);
  line-height:1.35;font-weight:700;color:var(--ink);margin-bottom:14px;
}
.feature-split h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:6px;height:20px;border-radius:3px;background:var(--ink);
}
.feature-list{margin-top:16px;display:grid;gap:12px;}
.feature-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text);}
.feature-list li::before{
  content:"";flex:0 0 auto;width:6px;height:6px;border-radius:50%;
  background:var(--orange);margin-top:12px;
}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:960px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);overflow:hidden;
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.faq-item:hover{border-color:rgba(14,59,46,.28);}
.faq-item summary{
  display:flex;align-items:center;gap:12px;min-height:56px;
  padding:0 22px;cursor:pointer;list-style:none;
  font-size:16px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";flex:0 0 auto;width:4px;height:20px;border-radius:2px;background:var(--ink);
  transition:background .18s ease-out;
}
.faq-item:hover summary::before{background:var(--orange);}
.faq-item summary .faq-icon{
  margin-left:auto;flex:0 0 auto;width:22px;height:22px;position:relative;
  transition:transform .2s ease-out;
}
.faq-item summary .faq-icon::before,
.faq-item summary .faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--ink);border-radius:2px;
}
.faq-item summary .faq-icon::before{width:12px;height:2px;transform:translate(-50%,-50%);}
.faq-item summary .faq-icon::after{width:2px;height:12px;transform:translate(-50%,-50%);}
.faq-item[open] summary .faq-icon{transform:rotate(45deg);}
.faq-body{padding:0 22px 22px 38px;font-size:16px;color:var(--muted);line-height:1.9;}

/* ---------- CTA / Form ---------- */
.cta-band{
  background:var(--ink-deep);border-radius:var(--r-big);
  padding:52px 48px;color:var(--inv);
}
.cta-grid{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:start;}
.cta-band h2{font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.35;font-weight:700;color:#fff;}
.cta-band p{color:rgba(244,247,242,.78);font-size:15px;margin-top:14px;}
.cta-points{margin-top:22px;display:grid;gap:10px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(244,247,242,.86);}
.cta-points li::before{
  content:"";flex:0 0 auto;width:6px;height:6px;border-radius:50%;background:var(--lime);margin-top:11px;
}
.form-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(244,247,242,.18);
  border-radius:var(--r-big);padding:28px 26px;
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:14px;color:rgba(244,247,242,.82);}
.field label .req{color:var(--lime);margin-left:4px;}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:12px 14px;
  background:#fff;border:1.5px solid transparent;border-radius:var(--r-input);
  font-size:15px;color:var(--text);outline:none;
  transition:box-shadow .16s ease-out,border-color .16s ease-out;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,84,45,.30);
}
.field .hint{font-size:13px;color:rgba(244,247,242,.62);}
.agree{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:rgba(244,247,242,.76);}
.agree input{width:18px;height:18px;min-height:0;margin-top:4px;accent-color:var(--lime);}
.form-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:4px;}
.form-actions .btn{min-height:48px;padding:0 28px;}

/* ---------- Back strip ---------- */
.back-strip{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 26px;box-shadow:var(--sh-sm);
}
.back-strip p{font-size:14.5px;color:var(--muted);}
.back-links{display:flex;flex-wrap:wrap;gap:10px;}
.back-links a{
  display:inline-flex;align-items:center;height:40px;padding:0 16px;
  border:1.5px solid var(--line);border-radius:var(--r-btn);
  font-size:14px;color:var(--ink);
  transition:background .16s ease-out,border-color .16s ease-out;
}
.back-links a:hover{background:var(--mist);border-color:var(--ink);}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink-deep);color:var(--inv);padding:64px 0 28px;margin-top:88px;}
.site-footer h3{
  font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;
  padding-left:12px;position:relative;
}
.site-footer h3::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:16px;border-radius:2px;background:var(--lime);
}
.site-footer ul a{
  display:inline-block;padding:5px 0;font-size:14.5px;
  color:rgba(244,247,242,.74);
  transition:color .16s ease-out,box-shadow .16s ease-out;
}
.site-footer ul a:hover{color:#fff;box-shadow:0 2px 0 var(--lime);}
.foot-bottom{font-size:13px;color:rgba(244,247,242,.60);line-height:1.8;}
.foot-divider{height:1px;background:rgba(255,255,255,.12);margin:36px 0 20px;}

/* ---------- Responsive ---------- */
@media (max-width:1279px){
  .wrap{padding:0 32px;}
}
@media (max-width:1023px){
  .wrap,.wrap-wide{padding:0 24px;}
  .search-shell{display:none;}
  .nav-ghost{display:none;}
  .burger{display:inline-flex;}
  .mobile-search{display:block;}
  .brand-text span{display:none;}
  .section{padding:64px 0;}
  .section-tight{padding:52px 0;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .hero-media img{height:300px;}
  .schedule-layout{grid-template-columns:1fr;gap:22px;}
  .date-rail{
    position:static;display:flex;gap:10px;overflow-x:auto;
    padding:12px;scrollbar-width:none;
  }
  .date-rail::-webkit-scrollbar{display:none;}
  .date-rail h3{display:none;}
  .date-rail a{
    flex:0 0 auto;min-height:44px;background:var(--mist);padding:0 16px;white-space:nowrap;
  }
  .step-grid{grid-template-columns:repeat(2,1fr);}
  .plan-grid{grid-template-columns:1fr;}
  .feature-split{grid-template-columns:1fr;padding:26px;}
  .cta-grid{grid-template-columns:1fr;gap:28px;}
  .cta-band{padding:40px 28px;}
  .tl-card{grid-template-columns:80px 1fr;}
  .tl-action{grid-column:1 / -1;flex-direction:row;align-items:center;justify-content:flex-start;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .stat-cell:nth-child(2){border-right:0;}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line);}
}
@media (max-width:640px){
  .wrap,.wrap-wide{padding:0 16px;}
  body{font-size:16px;}
  .section{padding:52px 0;}
  .hero-media img{height:220px;}
  .hero-copy h1{margin-top:10px;}
  .btn{width:100%;}
  .hero-cta,.form-actions{width:100%;}
  .btn-primary,.btn-ghost,.btn-lime{width:100%;}
  .search-shell button{padding:0 14px;}
  .step-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .feature-split img{height:220px;}
  .faq-body{padding:0 18px 20px 18px;}
  .faq-item summary{padding:0 18px;font-size:15px;}
  .tl-card{grid-template-columns:1fr;gap:12px;padding:16px;}
  .tl-item::before{top:22px;}
  .tl-list{padding-left:20px;}
  .tl-list::before{left:4px;}
  .tl-item::before{left:-21px;}
  .cta-band{padding:32px 20px;}
  .form-card{padding:22px 18px;}
  .site-footer{margin-top:56px;padding:48px 0 24px;}
  .back-strip{padding:20px 18px;}
}
@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important;}
  .faq-item[open] summary .faq-icon{transform:none;}
}

/* roulang page: category4 */
:root{
  --ink:#0E3B2E;
  --ink-deep:#082A21;
  --mist:#E8EFE9;
  --orange:#F2542D;
  --lime:#C7F04A;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --line:#E4E0D6;
  --text:#1C2621;
  --muted:#5A6B62;
  --inverse:#F4F7F2;
  --danger:#D64545;
  --success:#2E7D5B;
  --r-card:16px;
  --r-block:24px;
  --r-btn:12px;
  --r-input:10px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(14,59,46,.06);
  --sh-md:0 8px 24px rgba(14,59,46,.08);
  --sh-lg:0 16px 40px rgba(14,59,46,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.9;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
h1,h2,h3,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.wrap{max-width:1200px;margin:0 auto;padding:0 32px}
.wrap-wide{max-width:1280px;margin:0 auto;padding:0 32px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,244,239,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease-out;
}
.site-header.is-scrolled{box-shadow:var(--sh-md)}
.nav-main{display:flex;align-items:center;gap:26px;height:76px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{width:38px;height:38px;flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;line-height:1.22}
.brand-text strong{font-size:15px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:.01em}
.brand-text span{font-size:11.5px;color:var(--muted);white-space:nowrap}
.search-shell{
  flex:1 1 auto;max-width:600px;
  display:flex;align-items:center;gap:9px;
  background:#fff;border:1.5px solid var(--line);
  border-radius:var(--r-pill);
  padding:5px 5px 5px 16px;
  color:var(--muted);
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.search-shell:focus-within{border-color:var(--ink);box-shadow:0 0 0 4px rgba(14,59,46,.07)}
.search-shell input{
  flex:1 1 auto;min-width:0;border:0;outline:0;background:transparent;
  font-size:14.5px;color:var(--text);height:34px;
}
.search-shell input::placeholder{color:#93a29a}
.search-shell button{
  border:0;background:var(--ink);color:var(--inverse);
  border-radius:var(--r-pill);padding:8px 18px;font-size:13.5px;
  cursor:pointer;transition:background .18s ease-out;flex:0 0 auto;
}
.search-shell button:hover{background:var(--orange)}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}
.nav-ghost{
  display:inline-flex;align-items:center;gap:6px;
  background:transparent;border:1.5px solid var(--line);
  border-radius:var(--r-pill);height:40px;padding:0 16px;
  font-size:14px;color:var(--ink);cursor:pointer;
  transition:background .18s ease-out,border-color .18s ease-out;
}
.nav-ghost:hover{background:var(--mist);border-color:#cfd9d1}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-btn);
  font-size:14.5px;font-weight:600;line-height:1;
  border:1.5px solid transparent;cursor:pointer;
  transition:background .18s ease-out,color .18s ease-out,transform .12s ease-out,box-shadow .18s ease-out,border-color .18s ease-out,filter .12s ease-out;
}
.btn-primary{background:var(--ink);color:var(--inverse)}
.btn-primary:hover{background:var(--orange);color:#fff}
.btn-primary:active{transform:translateY(1px);filter:brightness(.94)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--mist)}
.btn-ghost:active{transform:translateY(1px)}
.btn-lime{background:var(--lime);color:var(--ink-deep)}
.btn-lime:hover{background:#d6f96a}
.btn-lime:active{transform:translateY(1px);filter:brightness(.96)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.45;pointer-events:none}
.burger{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border:1.5px solid var(--line);
  border-radius:var(--r-btn);background:#fff;cursor:pointer;
}
.mobile-search{display:none;border-top:1px solid var(--line);padding:10px 0 12px}

/* 分类 chip 条 */
.cat-bar{border-top:1px solid var(--line);background:rgba(255,255,255,.55)}
.cat-bar .inner{display:flex;align-items:center;gap:8px;height:40px;overflow-x:auto;scrollbar-width:none}
.cat-bar .inner::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border-radius:var(--r-pill);background:var(--mist);color:var(--ink);
  font-size:12.5px;white-space:nowrap;
  transition:background .18s ease-out,color .18s ease-out;
}
.chip:hover{background:#d9e5dc}
.chip.active{background:var(--ink);color:var(--inverse)}
.chip.active:hover{background:var(--ink-deep)}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,42,33,.55);
  opacity:0;visibility:hidden;transition:opacity .22s ease-out,visibility .22s;
  z-index:80;backdrop-filter:blur(2px);
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:310px;max-width:86vw;
  background:var(--bg);z-index:90;padding:22px 22px 32px;
  transform:translateX(102%);transition:transform .26s ease-out;
  display:flex;flex-direction:column;overflow-y:auto;
  box-shadow:var(--sh-lg);
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-head strong{font-size:15px;color:var(--ink)}
.drawer-close{
  width:40px;height:40px;border:1.5px solid var(--line);background:#fff;
  border-radius:var(--r-btn);cursor:pointer;display:flex;align-items:center;justify-content:center;
}
.drawer nav a{
  display:flex;align-items:center;height:56px;font-size:15.5px;
  border-bottom:1px solid var(--line);color:var(--text);
}
.drawer nav a.active{color:var(--ink);font-weight:600}
.drawer .btn{margin-top:20px;width:100%}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.sec-title{
  position:relative;padding-left:18px;
  font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.35;font-weight:700;color:var(--ink);
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.34em;
  width:6px;height:20px;border-radius:3px;background:var(--ink);
}
.sec-lead{margin-top:14px;color:var(--muted);font-size:15.5px;max-width:760px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;
  border-radius:var(--r-pill);background:var(--mist);color:var(--ink);
  font-size:12px;letter-spacing:.02em;
}
.eyebrow b{color:var(--orange);font-weight:700}

/* 面包屑 */
.crumb{padding:22px 0 0;font-size:13px;color:var(--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:#a9b5ae}
.crumb a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.crumb .cur{color:var(--ink);font-weight:600}

/* ============ Hero ============ */
.hero{padding:44px 0 72px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center}
.hero h1{
  margin-top:18px;
  font-size:clamp(1.9rem,4.2vw,2.9rem);line-height:1.28;font-weight:700;
  color:var(--ink);
}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero-sub{margin-top:18px;font-size:16.5px;color:var(--muted);max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-chips span{
  display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 16px;
  border-radius:var(--r-pill);background:var(--mist);color:var(--ink);
  font-size:13px;font-variant-numeric:tabular-nums;
}
.hero-chips span i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:inline-block}
.hero-figure{position:relative}
.hero-figure img{
  width:100%;height:420px;object-fit:cover;
  border-radius:var(--r-block);box-shadow:var(--sh-lg);
}
.hero-figure::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-block);
  background:linear-gradient(160deg,rgba(14,59,46,.42),rgba(14,59,46,.12));
  pointer-events:none;
}
.hero-badge{
  position:absolute;left:-18px;bottom:26px;z-index:2;
  background:#fff;border-radius:var(--r-card);box-shadow:var(--sh-lg);
  padding:16px 20px;min-width:190px;
}
.hero-badge b{display:block;font-size:26px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-badge span{font-size:12px;color:var(--muted)}

/* 速览条 */
.stats{padding:0 0 88px}
.stats-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-block);overflow:hidden;box-shadow:var(--sh-sm);
}
.stat{padding:28px 26px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:28px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.25}
.stat span{display:block;margin-top:6px;font-size:12.5px;color:var(--muted)}

/* ============ 问答主体 + sticky 目录 ============ */
.qa-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start}
.qa-group+.qa-group{margin-top:44px}
.qa-group h2{
  position:relative;padding-left:18px;font-size:1.35rem;font-weight:700;color:var(--ink);line-height:1.4;
}
.qa-group h2::before{content:"";position:absolute;left:0;top:.3em;width:6px;height:19px;border-radius:3px;background:var(--ink)}
.qa-list{margin-top:20px;display:grid;gap:16px}
.qa-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-sm);
  transition:box-shadow .18s ease-out,transform .18s ease-out,border-color .18s ease-out;
}
.qa-item:hover{box-shadow:var(--sh-md);transform:translateY(-2px);border-color:rgba(14,59,46,.3)}
.qa-item h3{font-size:17px;font-weight:600;color:var(--ink);line-height:1.5}
.qa-item p{margin-top:10px;font-size:15px;color:var(--muted);line-height:1.85}
.qa-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:var(--r-pill);background:var(--mist);color:var(--ink);font-size:12px;
}
.tag.hot{background:var(--orange);color:#fff}
.tag.ok{background:rgba(46,125,91,.12);color:var(--success)}

.toc{
  position:sticky;top:104px;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-sm);
}
.toc h2{font-size:13px;letter-spacing:.06em;color:var(--muted);font-weight:600;text-transform:uppercase}
.toc ul{margin-top:14px;display:grid;gap:2px}
.toc li a{
  display:flex;align-items:center;gap:10px;min-height:40px;
  padding:0 10px;border-radius:10px;font-size:14px;color:var(--muted);
  transition:background .16s ease-out,color .16s ease-out;
}
.toc li a::before{content:"";width:6px;height:6px;border-radius:50%;background:#cbd6cf;flex:0 0 auto;transition:background .16s ease-out}
.toc li a:hover{background:var(--mist);color:var(--ink)}
.toc li a.current{background:var(--mist);color:var(--ink);font-weight:600}
.toc li a.current::before{background:var(--orange)}
.toc-help{
  margin-top:18px;padding-top:18px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--muted);line-height:1.8;
}
.toc-help strong{display:block;color:var(--ink);font-size:14px;margin-bottom:4px;font-weight:600}

/* ============ 步骤 ============ */
.steps{margin-top:34px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-sm);
  transition:box-shadow .18s ease-out,transform .18s ease-out;
}
.step:hover{box-shadow:var(--sh-md);transform:translateY(-2px)}
.step b{
  display:flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;background:var(--ink);color:var(--lime);
  font-size:19px;font-weight:800;font-variant-numeric:tabular-nums;
}
.step h3{margin-top:16px;font-size:17px;font-weight:600;color:var(--ink)}
.step p{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.8}

/* ============ 异常处理卡 ============ */
.risk-grid{margin-top:34px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.risk{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-sm);
  transition:box-shadow .18s ease-out,transform .18s ease-out;
}
.risk:hover{box-shadow:var(--sh-md);transform:translateY(-2px)}
.risk .head{height:4px;background:var(--orange)}
.risk .body{padding:24px}
.risk h3{font-size:17px;font-weight:600;color:var(--ink)}
.risk p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.85}
.risk ol{margin-top:14px;display:grid;gap:8px}
.risk ol li{
  position:relative;padding-left:18px;font-size:14px;color:var(--text);line-height:1.75;
}
.risk ol li::before{
  content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:50%;background:var(--ink);
}

/* ============ 安全建议图文 ============ */
.media-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:52px;align-items:center}
.media-grid img{width:100%;height:360px;object-fit:cover;border-radius:var(--r-block);box-shadow:var(--sh-md)}
.check-list{margin-top:24px;display:grid;gap:14px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 18px;box-shadow:var(--sh-sm);
  transition:border-color .18s ease-out,transform .18s ease-out;
}
.check-list li:hover{border-color:rgba(14,59,46,.3);transform:translateY(-2px)}
.check-list svg{flex:0 0 auto;margin-top:5px}
.check-list strong{display:block;font-size:15.5px;font-weight:600;color:var(--ink)}
.check-list span{display:block;margin-top:4px;font-size:14px;color:var(--muted);line-height:1.8}

/* ============ FAQ 手风琴 ============ */
.faq-list{margin-top:32px;display:grid;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:box-shadow .18s ease-out,border-color .18s ease-out;
}
.faq-item:hover{border-color:rgba(14,59,46,.28)}
.faq-item[open]{box-shadow:var(--sh-md)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  display:flex;align-items:center;min-height:56px;
  padding:14px 60px 14px 22px;
  font-size:16px;font-weight:600;color:var(--ink);line-height:1.55;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;border-radius:0 3px 3px 0;
  background:var(--ink);transition:background .18s ease-out;
}
.faq-item summary:hover::before{background:var(--orange)}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--muted);line-height:1;
  transition:transform .2s ease-out,color .2s ease-out;
}
.faq-item[open] summary::after{content:"−";color:var(--orange);transform:translateY(-50%) rotate(90deg)}
.faq-body{padding:0 24px 24px 22px;font-size:15.5px;color:var(--muted);line-height:1.9}
.faq-body p+p{margin-top:12px}

/* ============ CTA 深色区 ============ */
.cta-band{
  background:var(--ink-deep);color:var(--inverse);
  border-radius:var(--r-block);
  padding:56px 56px;
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px;
  box-shadow:var(--sh-lg);
}
.cta-band h2{font-size:clamp(1.4rem,2.4vw,1.85rem);line-height:1.35;font-weight:700;color:#fff}
.cta-band p{margin-top:16px;font-size:15.5px;color:rgba(244,247,242,.78);line-height:1.9}
.cta-form{display:grid;gap:16px}
.field{display:grid;gap:8px}
.field label{font-size:14px;color:rgba(244,247,242,.9)}
.field label i{color:var(--orange);font-style:normal;margin-left:2px}
.field input,.field textarea,.field select{
  width:100%;min-height:48px;padding:12px 14px;
  background:#fff;border:1.5px solid transparent;border-radius:var(--r-input);
  font-size:15px;color:var(--text);outline:0;
  transition:box-shadow .16s ease-out,border-color .16s ease-out;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7}
.field input:focus,.field textarea:focus,.field select:focus{
  border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,84,45,.28);
}
.field .hint{font-size:13px;color:rgba(244,247,242,.62)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.cta-form .btn{width:100%;height:50px;font-size:15px}

/* 通用卡片网格 */
.card-grid{margin-top:34px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-sm);
  transition:box-shadow .18s ease-out,transform .18s ease-out,border-color .18s ease-out;
}
.card:hover{box-shadow:var(--sh-md);transform:translateY(-2px);border-color:rgba(14,59,46,.3)}
.card h3{font-size:18px;font-weight:600;color:var(--ink);line-height:1.5}
.card p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.85}
.card .more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;color:var(--ink);font-weight:600}
.card .more:hover{color:var(--orange)}

/* ============ 页脚 ============ */
.site-footer{margin-top:96px;background:var(--ink-deep);color:var(--inverse);padding:64px 0 28px}
.site-footer h3{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px}
.site-footer a{color:rgba(244,247,242,.72);font-size:14px;transition:color .16s ease-out}
.site-footer a:hover{color:var(--lime)}
.site-footer ul{display:grid;gap:2px}
.site-footer li a{display:inline-block;padding:5px 0}
.foot-bottom{font-size:13px;color:rgba(244,247,242,.6);line-height:1.9}
.foot-divider{height:1px;background:rgba(255,255,255,.12);margin:40px 0 22px}

/* 返回入口 */
.back-line{margin-top:40px;display:flex;flex-wrap:wrap;gap:14px}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .nav-main .search-shell{max-width:420px}
  .brand-text span{display:none}
}
@media (max-width:1023px){
  .wrap,.wrap-wide{padding:0 24px}
  .nav-main{height:66px;gap:14px}
  .nav-main .search-shell{display:none}
  .nav-ghost{display:none}
  .burger{display:flex}
  .mobile-search{display:block}
  .section{padding:64px 0}
  .section-tight{padding:52px 0}
  .hero{padding:28px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-figure img{height:280px}
  .hero-badge{left:16px;bottom:16px}
  .stats{padding-bottom:64px}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}
  .qa-layout{grid-template-columns:1fr;gap:28px}
  .toc{position:static;order:-1}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .risk-grid{grid-template-columns:1fr}
  .media-grid{grid-template-columns:1fr;gap:28px}
  .media-grid img{height:260px}
  .cta-band{grid-template-columns:1fr;padding:36px 28px;gap:28px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .site-footer{padding:52px 0 24px}
}
@media (max-width:640px){
  .wrap,.wrap-wide{padding:0 16px}
  body{font-size:16px}
  .brand-text strong{font-size:14px;white-space:normal;line-height:1.25;max-width:150px}
  .section{padding:52px 0}
  .hero-figure img{height:220px}
  .stats-grid{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:22px 20px}
  .stat:last-child{border-bottom:0}
  .steps{grid-template-columns:1fr}
  .card-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .cta-band{padding:28px 20px}
  .hero-cta .btn{width:100%}
  .faq-item summary{padding:14px 52px 14px 18px;font-size:15px}
  .faq-body{padding:0 18px 20px 18px}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .qa-item:hover,.card:hover,.step:hover,.risk:hover,.check-list li:hover{transform:none}
}

/* roulang page: category5 */
:root{
  --pitch:#0E3B2E; --pitch-deep:#082A21; --pitch-mist:#E8EFE9;
  --track:#F2542D; --lime:#C7F04A;
  --bg:#F6F4EF; --card:#FFFFFF; --line:#E4E0D6;
  --ink:#1C2621; --ink-2:#5A6B62; --inv:#F4F7F2;
  --danger:#D64545; --success:#2E7D5B;
  --r-card:16px; --r-block:24px; --r-btn:12px; --r-field:10px;
  --sh-sm:0 1px 2px rgba(14,59,46,.06);
  --sh-md:0 8px 24px rgba(14,59,46,.08);
  --sh-lg:0 16px 40px rgba(14,59,46,.12);
  --ease:180ms ease-out;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16.5px;line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums}

.wrap{max-width:1200px;margin:0 auto;padding:0 32px}
.wrap-wide{max-width:1280px}
.section{padding:88px 0}
.section-tight{padding:64px 0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:1.5px solid transparent;transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn:focus-visible{outline:2px solid var(--track);outline-offset:2px}
.btn-primary{background:var(--pitch);color:var(--inv)}
.btn-primary:hover{background:var(--track)}
.btn-primary:active{transform:translateY(1px);filter:brightness(.94)}
.btn-ghost{background:transparent;border-color:var(--pitch);color:var(--pitch)}
.btn-ghost:hover{background:var(--pitch-mist)}
.btn-lime{background:var(--lime);color:var(--pitch)}
.btn-lime:hover{background:#d6f96a}
.btn-lime:active{transform:translateY(1px);filter:brightness(.94)}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(246,244,239,.94);
  border-bottom:1px solid var(--line);backdrop-filter:blur(10px);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-md)}
.nav-main{display:flex;align-items:center;gap:26px;height:76px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{width:38px;height:38px;flex:0 0 38px}
.brand-text strong{display:block;font-size:15px;font-weight:700;color:var(--pitch);letter-spacing:.01em;line-height:1.4}
.brand-text span{display:block;font-size:11.5px;color:var(--ink-2);line-height:1.5}
.search-shell{
  flex:1 1 auto;max-width:600px;margin:0 auto;display:flex;align-items:center;gap:10px;
  background:#fff;border:1.5px solid var(--line);border-radius:999px;
  padding:6px 6px 6px 18px;color:var(--ink-2);transition:border-color var(--ease),box-shadow var(--ease);
}
.search-shell:focus-within{border-color:var(--pitch);box-shadow:0 0 0 3px rgba(14,59,46,.08)}
.search-shell input{flex:1 1 auto;min-width:0;border:0;outline:0;background:transparent;font-size:14.5px;padding:8px 0}
.search-shell input::placeholder{color:#93a29a}
.search-shell button{
  flex:0 0 auto;border:0;background:var(--pitch);color:var(--inv);
  border-radius:999px;padding:10px 22px;font-size:14px;font-weight:600;cursor:pointer;
  transition:background var(--ease);
}
.search-shell button:hover{background:var(--track)}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-ghost{
  display:inline-flex;align-items:center;gap:6px;background:transparent;
  border:1.5px solid var(--line);border-radius:999px;padding:9px 16px;
  font-size:14px;cursor:pointer;transition:background var(--ease),border-color var(--ease);
}
.nav-ghost:hover{background:var(--pitch-mist);border-color:var(--pitch)}
.burger{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1.5px solid var(--line);border-radius:12px;background:#fff;cursor:pointer}
.burger:hover{background:var(--pitch-mist)}
.mobile-search{display:none;padding:0 0 14px}

.cat-bar-wrap{border-top:1px solid var(--line);background:rgba(255,255,255,.6)}
.cat-bar{display:flex;align-items:center;gap:8px;height:46px;overflow-x:auto;scrollbar-width:none}
.cat-bar::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:32px;padding:0 16px;
  border-radius:999px;border:1px solid var(--line);background:#fff;
  font-size:13.5px;color:var(--ink);transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.chip:hover{border-color:var(--pitch);background:var(--pitch-mist)}
.chip.is-active{background:var(--pitch);border-color:var(--pitch);color:var(--inv)}

/* ---------- 抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(8,42,33,.55);opacity:0;visibility:hidden;transition:opacity .2s ease-out,visibility .2s;z-index:80}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:300px;max-width:86vw;background:#fff;z-index:90;
  transform:translateX(102%);transition:transform .24s ease-out;padding:20px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer h3{font-size:13px;color:var(--ink-2);font-weight:600;margin:18px 0 8px;letter-spacing:.04em}
.drawer a.d-link{
  display:flex;align-items:center;min-height:56px;padding:0 14px;border-radius:12px;
  font-size:15px;border:1px solid transparent;transition:background var(--ease),border-color var(--ease);
}
.drawer a.d-link:hover{background:var(--pitch-mist);border-color:var(--line)}
.drawer a.d-link.is-active{background:var(--pitch);color:var(--inv)}

/* ---------- 面包屑 ---------- */
.crumb{font-size:13px;color:var(--ink-2);display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding-top:22px}
.crumb a{transition:color var(--ease)}
.crumb a:hover{color:var(--pitch);border-bottom:2px solid var(--pitch)}
.crumb em{font-style:normal;color:var(--pitch);font-weight:600}

/* ---------- 标题 ---------- */
.sec-title{
  display:flex;align-items:center;gap:12px;
  font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.35;font-weight:700;letter-spacing:.01em;
}
.sec-title::before{content:"";width:6px;height:20px;border-radius:3px;background:var(--pitch);flex:0 0 6px}
.sec-lead{margin-top:14px;max-width:760px;color:var(--ink-2);font-size:16px;line-height:1.9}

/* ---------- Hero ---------- */
.cat-hero{background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);border-bottom:1px solid var(--line);padding-bottom:72px}
.hero-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:32px;align-items:center;padding-top:28px}
.hero-copy{grid-column:span 7}
.hero-art{grid-column:span 5;position:relative}
.hero-art img{border-radius:var(--r-block);box-shadow:var(--sh-lg);height:340px;width:100%;object-fit:cover}
.hero-art::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-block);
  background:linear-gradient(160deg,rgba(14,59,46,.38),rgba(8,42,33,.12));
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:var(--pitch-mist);color:var(--pitch);font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.cat-hero h1{
  margin-top:18px;font-size:clamp(1.9rem,4.2vw,2.9rem);line-height:1.28;font-weight:700;letter-spacing:.01em;
}
.hero-lead{margin-top:16px;color:var(--ink-2);font-size:16.5px;line-height:1.9;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-chips span{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:var(--pitch-mist);color:var(--pitch);font-size:13px;
}

/* ---------- 速览数据 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px 22px 20px;
  box-shadow:var(--sh-sm);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(14,59,46,.3)}
.stat-card b{display:block;font-size:32px;line-height:1.15;font-weight:800;color:var(--pitch);font-variant-numeric:tabular-nums}
.stat-card b small{font-size:14px;font-weight:600;margin-left:4px;color:var(--ink-2)}
.stat-card p{margin-top:8px;font-size:12.5px;line-height:1.7;color:var(--ink-2)}

/* ---------- 卡片瀑布 ---------- */
.waterfall{column-count:3;column-gap:22px}
.wf-card{
  break-inside:avoid;margin-bottom:22px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.wf-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(14,59,46,.3)}
.wf-card h3{font-size:18px;line-height:1.5;font-weight:600;margin-top:14px}
.wf-card p{margin-top:10px;font-size:14.5px;line-height:1.85;color:var(--ink-2)}
.wf-card ul{margin-top:12px;display:grid;gap:8px}
.wf-card ul li{position:relative;padding-left:16px;font-size:14px;line-height:1.8;color:var(--ink-2)}
.wf-card ul li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--pitch)}
.wf-meta{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--ink-2);display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-variant-numeric:tabular-nums;
}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;line-height:1;font-weight:600}
.tag-green{background:var(--pitch-mist);color:var(--pitch)}
.tag-orange{background:var(--track);color:#fff}
.tag-lime{background:var(--lime);color:var(--pitch)}
.wf-cover{border-radius:12px;overflow:hidden;height:132px}
.wf-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease)}
.wf-card:hover .wf-cover img{transform:scale(1.03)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item:hover{box-shadow:var(--sh-md);border-color:rgba(14,59,46,.24)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;
  min-height:56px;padding:14px 20px 14px 16px;font-size:16.5px;font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"";width:4px;min-height:26px;align-self:stretch;border-radius:2px;background:var(--pitch);
  flex:0 0 4px;transition:background var(--ease);
}
.faq-item summary:hover::before{background:var(--track)}
.faq-sign{
  margin-left:auto;width:26px;height:26px;flex:0 0 26px;border-radius:50%;display:grid;place-items:center;
  background:var(--pitch-mist);color:var(--pitch);font-size:18px;line-height:1;
  transition:transform .2s ease-out,background var(--ease),color var(--ease);
}
.faq-item[open] .faq-sign{transform:rotate(45deg);background:var(--track);color:#fff}
.faq-body{padding:0 24px 22px 36px;font-size:16px;line-height:1.9;color:var(--ink-2);animation:fadeUp .2s ease-out}
@keyframes fadeUp{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ---------- 时效说明 ---------- */
.sla-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:28px;align-items:start}
.sla-list{display:grid;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-block);overflow:hidden}
.sla-row{
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;align-items:center;
  padding:18px 24px;border-bottom:1px solid var(--line);transition:background var(--ease);
}
.sla-row:last-child{border-bottom:0}
.sla-row:hover{background:#fbfaf6}
.sla-row strong{display:block;font-size:16px;font-weight:600}
.sla-row span{display:block;font-size:13.5px;color:var(--ink-2);margin-top:2px}
.sla-row b{font-size:15px;font-weight:700;color:var(--pitch);font-variant-numeric:tabular-nums;white-space:nowrap}
.notice-card{
  background:var(--pitch-mist);border:1px solid rgba(14,59,46,.14);border-radius:var(--r-block);padding:26px;
}
.notice-card h3{font-size:18px;font-weight:600;color:var(--pitch)}
.notice-card ol{margin-top:16px;display:grid;gap:12px;counter-reset:nt}
.notice-card li{position:relative;padding-left:30px;font-size:14.5px;line-height:1.85;color:#33513f}
.notice-card li::before{
  counter-increment:nt;content:counter(nt);position:absolute;left:0;top:2px;
  width:20px;height:20px;border-radius:50%;background:var(--pitch);color:var(--inv);
  font-size:12px;display:grid;place-items:center;font-weight:600;
}

/* ---------- CTA 表单 ---------- */
.cta-block{background:var(--pitch-deep);color:var(--inv);border-radius:var(--r-block);padding:52px;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:44px}
.cta-block h2{font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.35;font-weight:700;color:#fff;display:flex;gap:12px;align-items:center}
.cta-block h2::before{content:"";width:6px;height:20px;border-radius:3px;background:var(--lime);flex:0 0 6px}
.cta-block p{margin-top:16px;color:rgba(244,247,242,.78);font-size:15px;line-height:1.9}
.cta-points{margin-top:24px;display:grid;gap:10px}
.cta-points li{position:relative;padding-left:18px;font-size:14px;color:rgba(244,247,242,.86)}
.cta-points li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--lime)}
.cta-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:span 2}
.field label{font-size:14px;color:rgba(244,247,242,.86)}
.field label em{font-style:normal;color:var(--track);margin-left:4px}
.field input,.field select,.field textarea{
  min-height:48px;padding:12px 14px;border-radius:var(--r-field);border:1.5px solid transparent;
  background:#fff;color:var(--ink);font-size:15px;outline:0;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.field textarea{min-height:112px;resize:vertical;line-height:1.8}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--track);box-shadow:0 0 0 3px rgba(242,84,45,.28)}
.field .hint{font-size:12.5px;color:rgba(244,247,242,.62)}
.form-actions{grid-column:span 2;display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.form-tip{
  display:none;grid-column:span 2;padding:14px 16px;border-radius:12px;
  background:rgba(199,240,74,.14);border:1px solid rgba(199,240,74,.4);color:#e8f7c2;font-size:14px;
}
.form-tip.is-on{display:block}

/* ---------- 返回入口 ---------- */
.back-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;margin-top:26px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--pitch-deep);color:rgba(244,247,242,.82);padding:64px 0 28px;margin-top:0}
.site-footer h3{font-size:14px;color:#fff;font-weight:600;letter-spacing:.04em;margin-bottom:14px}
.site-footer a{font-size:14px;color:rgba(244,247,242,.82);transition:color var(--ease),border-color var(--ease)}
.site-footer a:hover{color:var(--lime);border-bottom:2px solid var(--lime)}
.site-footer ul{display:grid;gap:2px}
.foot-divider{height:1px;background:rgba(255,255,255,.12);margin:38px 0 20px}
.foot-bottom{font-size:13px;color:rgba(244,247,242,.62);line-height:1.8}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .wrap{padding:0 24px}
}
@media (max-width:1023px){
  .section{padding:64px 0}
  .section-tight{padding:52px 0}
  .nav-main{height:66px;gap:14px}
  .nav-main .search-shell{display:none}
  .nav-ghost{display:none}
  .nav-right .btn-primary{display:none}
  .burger{display:inline-flex}
  .mobile-search{display:block}
  .hero-grid{grid-template-columns:1fr;gap:26px}
  .hero-copy,.hero-art{grid-column:1 / -1}
  .hero-art img{height:240px}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .waterfall{column-count:2}
  .sla-grid{grid-template-columns:1fr}
  .cta-block{grid-template-columns:1fr;padding:34px 26px;gap:30px}
  .cat-hero{padding-bottom:52px}
}
@media (max-width:639px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .section{padding:52px 0}
  .section-tight{padding:44px 0}
  .stat-grid{grid-template-columns:1fr}
  .waterfall{column-count:1}
  .cta-form{grid-template-columns:1fr}
  .field.full,.form-actions,.form-tip{grid-column:span 1}
  .faq-item summary{font-size:15.5px;padding-right:14px}
  .faq-body{padding:0 16px 18px 32px}
  .brand-text span{display:none}
  .brand-text strong{font-size:14px}
  .hero-art img{height:210px}
  .sla-row{grid-template-columns:1fr;gap:6px}
  .btn{width:100%}
  .hero-actions .btn{width:100%}
  .back-row .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  .wf-card:hover,.stat-card:hover{transform:none}
}