/* roulang page: index */
:root{
    --brand:#0B5D5B;
    --brand-hover:#0E6C68;
    --brand-light:#128B84;
    --brand-deep:#063B3A;
    --accent:#FF6B3D;
    --accent-light:#FF8A5C;
    --accent-deep:#E2542A;
    --sun:#FFC94A;
    --bg:#F5F9F8;
    --soft:#E6F3F1;
    --white:#FFFFFF;
    --text:#16211F;
    --text-2:#4E5F5C;
    --text-3:#7C8C89;
    --border:#E2EBE9;
    --border-2:#CFDEDA;
    --shadow-sm:0 1px 2px rgba(11,93,91,.06),0 2px 8px rgba(11,93,91,.05);
    --shadow-md:0 8px 24px -8px rgba(11,93,91,.18);
    --shadow-lg:0 20px 46px -18px rgba(11,93,91,.28);
    --radius-card:18px;
    --radius-img:20px;
    --radius-cta:28px;
  }

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

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

  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei','Hiragino Sans GB',sans-serif;
    font-size:16.5px;
    line-height:1.78;
    letter-spacing:0;
    -webkit-font-smoothing:antialiased;
  }

  h1,h2,h3,h4{ margin:0; line-height:1.22; letter-spacing:-0.4px; font-weight:700; color:var(--text); }
  p{ margin:0; }
  ul,ol{ margin:0; padding:0; list-style:none; }
  img{ display:block; max-width:100%; }
  a{ color:inherit; text-decoration:none; transition:color .22s ease-out; }

  button,input,select,textarea{ font-family:inherit; font-size:inherit; color:inherit; }
  button{ cursor:pointer; border:none; background:none; }

  :focus-visible{ outline:2px solid var(--brand); outline-offset:2px; border-radius:6px; }

  .container{ width:100%; max-width:1200px; margin:0 auto; padding-left:20px; padding-right:20px; }
  @media (min-width:768px){ .container{ padding-left:32px; padding-right:32px; } }

  .num{ font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; font-variant-numeric:tabular-nums; font-weight:700; }

  /* ============ 顶部倒计时条 ============ */
  .topbar{
    background:var(--brand-deep);
    color:#EAF4F2;
    height:44px;
    display:flex;
    align-items:center;
    font-size:13.5px;
  }
  .topbar-inner{ display:flex; align-items:center; gap:16px; width:100%; }
  .pulse-dot{
    width:8px; height:8px; border-radius:999px; background:var(--accent); flex:none;
    box-shadow:0 0 0 0 rgba(255,107,61,.6);
    animation:pulse 1.6s infinite;
  }
  @keyframes pulse{
    0%{ box-shadow:0 0 0 0 rgba(255,107,61,.55); }
    70%{ box-shadow:0 0 0 10px rgba(255,107,61,0); }
    100%{ box-shadow:0 0 0 0 rgba(255,107,61,0); }
  }
  .topbar-text{ color:#B9D6D2; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
  .countdown{ margin-left:auto; display:flex; align-items:center; gap:8px; flex:none; }
  .cd-num{
    min-width:42px; text-align:center; padding:4px 8px; border-radius:8px;
    background:linear-gradient(135deg,var(--accent),var(--accent-light));
    color:#fff; font-size:14px; font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
    font-variant-numeric:tabular-nums; font-weight:700;
  }
  .cd-sep{ color:#7FA8A3; font-weight:700; }
  .topbar-btn{
    display:inline-flex; align-items:center; height:28px; padding:0 14px; border-radius:999px;
    background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.22); color:#EAF4F2;
    font-size:13px; transition:background .22s ease-out, border-color .22s ease-out;
  }
  .topbar-btn:hover{ background:rgba(255,255,255,.2); border-color:rgba(255,255,255,.4); }
  @media (max-width:767px){
    .topbar{ height:38px; font-size:13px; }
    .topbar-text{ display:none; }
    .cd-num{ min-width:36px; font-size:13px; padding:3px 6px; }
  }

  /* ============ 导航 ============ */
  .site-header{
    position:sticky; top:0; z-index:60;
    background:rgba(255,255,255,.96);
    border-bottom:1px solid transparent;
    transition:box-shadow .22s ease-out, border-color .22s ease-out;
  }
  .site-header.is-scrolled{ box-shadow:var(--shadow-sm); border-bottom-color:var(--border); }
  .nav-row{
    display:flex; align-items:center; gap:18px;
    min-height:72px;
  }
  .logo{ display:flex; align-items:center; gap:10px; flex:none; max-width:200px; }
  .logo-mark{
    width:36px; height:36px; border-radius:12px; flex:none;
    background:linear-gradient(135deg,var(--brand),var(--brand-light));
    display:flex; align-items:center; justify-content:center;
  }
  .logo-text{ font-size:16.5px; font-weight:700; color:var(--brand-deep); letter-spacing:-.2px; line-height:1.2; }

  .search-box{
    display:flex; align-items:center; gap:8px;
    flex:1 1 auto; max-width:560px;
    height:44px; padding:0 6px 0 16px;
    background:#fff; border:1px solid var(--border); border-radius:999px;
    transition:border-color .22s ease-out, box-shadow .22s ease-out;
  }
  .search-box:focus-within{ border-color:var(--brand-hover); box-shadow:0 0 0 3px rgba(18,139,132,.15); }
  .search-box input{
    flex:1; min-width:0; border:none; outline:none; background:transparent; font-size:15px; color:var(--text);
  }
  .search-box input::placeholder{ color:var(--text-3); }
  .search-btn{
    height:34px; padding:0 18px; border-radius:999px; flex:none;
    background:linear-gradient(135deg,var(--accent),var(--accent-light)); color:#fff;
    font-size:14px; font-weight:600;
    transition:background .22s ease-out, transform .22s ease-out;
  }
  .search-btn:hover{ background:linear-gradient(135deg,var(--accent-deep),var(--accent)); }

  .nav-links{ display:flex; align-items:center; gap:20px; flex:none; }
  .nav-link{
    position:relative; font-size:15px; color:var(--text-2); padding:6px 0; white-space:nowrap;
    transition:color .22s ease-out;
  }
  .nav-link::after{
    content:''; position:absolute; left:0; right:0; bottom:0; height:2px; border-radius:2px;
    background:var(--accent); transform:scaleX(0); transform-origin:left; transition:transform .22s ease-out;
  }
  .nav-link:hover{ color:var(--brand); }
  .nav-link:hover::after{ transform:scaleX(1); }
  .nav-link.is-active{ color:var(--brand); font-weight:600; }
  .nav-link.is-active::after{ transform:scaleX(1); }

  .nav-toggle{
    width:44px; height:44px; border-radius:12px; display:flex; align-items:center; justify-content:center;
    border:1px solid var(--border); background:#fff; flex:none;
    transition:border-color .22s ease-out, background .22s ease-out;
  }
  .nav-toggle:hover{ border-color:var(--brand-hover); background:var(--soft); }

  .mobile-panel{ max-height:0; overflow:hidden; transition:max-height .28s ease-out; }
  .mobile-panel.is-open{ max-height:460px; }
  .mobile-panel-inner{ padding:12px 0 20px; display:flex; flex-direction:column; gap:6px; }
  .mobile-link{
    display:flex; align-items:center; min-height:44px; padding:0 14px; border-radius:12px;
    font-size:15px; color:var(--text-2); background:#fff; border:1px solid var(--border);
    transition:background .22s ease-out, color .22s ease-out, border-color .22s ease-out;
  }
  .mobile-link:hover{ background:var(--soft); color:var(--brand); border-color:var(--border-2); }
  .mobile-link.is-active{ color:#fff; background:var(--brand-deep); border-color:var(--brand-deep); }

  .nav-chips{ display:none; gap:8px; overflow-x:auto; padding:0 0 12px; scrollbar-width:none; }
  .nav-chips::-webkit-scrollbar{ display:none; }
  .chip{
    display:inline-flex; align-items:center; height:36px; padding:0 16px; border-radius:999px; flex:none;
    background:#fff; border:1px solid var(--border); color:var(--text-2); font-size:14px;
    transition:background .22s ease-out, color .22s ease-out, border-color .22s ease-out;
  }
  .chip:hover{ border-color:var(--brand-hover); color:var(--brand); background:var(--soft); }
  .chip.is-active{ background:var(--brand-deep); color:#fff; border-color:var(--brand-deep); }

  @media (max-width:1023px){
    .nav-links, .nav-cta{ display:none; }
    .nav-chips{ display:flex; }
    .nav-row{ min-height:60px; flex-wrap:wrap; gap:10px; }
    .nav-search-mobile{ width:100%; order:3; }
  }
  @media (max-width:639px){
    .nav-row{ min-height:58px; }
  }

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    padding:12px 24px; border-radius:999px; font-size:15.5px; font-weight:600;
    transition:background .22s ease-out, transform .22s ease-out, box-shadow .22s ease-out, border-color .22s ease-out, color .22s ease-out;
    white-space:nowrap;
  }
  .btn-primary{
    background:linear-gradient(135deg,var(--accent),var(--accent-light)); color:#fff;
    box-shadow:0 6px 18px -8px rgba(255,107,61,.6);
  }
  .btn-primary:hover{ background:linear-gradient(135deg,var(--accent-deep),var(--accent)); transform:translateY(-2px); box-shadow:var(--shadow-md); }
  .btn-primary:active{ transform:translateY(0) scale(.98); }
  .btn-secondary{ background:#fff; border:1px solid var(--border); color:var(--brand); }
  .btn-secondary:hover{ border-color:var(--brand-hover); background:var(--soft); transform:translateY(-2px); }
  .btn-secondary:active{ transform:translateY(0) scale(.98); }
  .btn-text{ color:var(--brand); font-weight:600; font-size:14.5px; display:inline-flex; align-items:center; gap:6px; }
  .btn-text span.arrow{ transition:transform .22s ease-out; display:inline-block; }
  .btn-text:hover span.arrow{ transform:translateX(4px); }
  .btn-sm{ padding:9px 18px; font-size:14px; }

  /* ============ 徽章 / 标签 ============ */
  .badge{
    display:inline-flex; align-items:center; gap:6px;
    padding:5px 13px; border-radius:999px; font-size:13px; font-weight:500;
    background:var(--soft); color:var(--brand); white-space:nowrap;
  }
  .badge-accent{ background:rgba(255,107,61,.1); color:var(--accent-deep); }
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    padding:6px 16px; border-radius:999px; font-size:13.5px; font-weight:500;
    background:var(--soft); color:var(--brand);
  }
  .eyebrow i{ width:6px; height:6px; border-radius:999px; background:var(--accent); display:block; }

  /* ============ 区块 ============ */
  .section{ padding:88px 0; }
  .section-tight{ padding:64px 0; }
  @media (max-width:767px){ .section{ padding:56px 0; } .section-tight{ padding:44px 0; } }

  .section-head{ display:flex; align-items:flex-end; justify-content:space-between; gap:20px; margin-bottom:40px; }
  .section-head-left{ display:flex; gap:14px; }
  .section-bar{ width:4px; height:20px; border-radius:4px; background:var(--accent); flex:none; margin-top:6px; }
  .section-title{ font-size:30px; }
  .section-sub{ font-size:13.5px; color:var(--text-3); margin-top:8px; }
  @media (max-width:767px){
    .section-head{ flex-direction:column; align-items:flex-start; gap:14px; }
    .section-title{ font-size:22px; }
  }

  /* ============ 卡片 ============ */
  .card{
    background:#fff; border:1px solid var(--border); border-radius:var(--radius-card);
    box-shadow:var(--shadow-sm); overflow:hidden;
    transition:box-shadow .22s ease-out, transform .22s ease-out, border-color .22s ease-out;
  }
  .card:hover{ box-shadow:var(--shadow-md); transform:translateY(-3px); border-color:var(--border-2); }

  .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; }

  /* ============ Hero ============ */
  .hero{ position:relative; padding:64px 0 88px; overflow:hidden; }
  .hero::before{
    content:''; position:absolute; right:-120px; top:-80px; width:460px; height:460px; border-radius:50%;
    background:radial-gradient(circle, rgba(18,139,132,.10), rgba(18,139,132,0) 68%);
    pointer-events:none;
  }
  .hero h1{ font-size:48px; margin:18px 0 18px; }
  .hero-sub{ font-size:17px; color:var(--text-2); max-width:560px; line-height:1.8; }
  .hero-actions{ display:flex; flex-wrap:wrap; gap:14px; margin-top:30px; }
  .hero-stats{ display:flex; gap:26px; margin-top:38px; flex-wrap:wrap; }
  .hero-stats > div{ display:flex; flex-direction:column; gap:2px; }
  .hero-stats > div + div{ padding-left:26px; border-left:1px solid var(--border); }
  .hero-stats strong{ font-size:23px; color:var(--brand); font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; font-variant-numeric:tabular-nums; }
  .hero-stats span{ font-size:13.5px; color:var(--text-3); }

  .hero-media{ position:relative; border-radius:var(--radius-img); overflow:hidden; background:var(--soft); }
  .hero-media img{ width:100%; height:100%; object-fit:cover; }
  .hero-media-wrap{ position:relative; }
  .quick-card{
    position:absolute; left:50%; transform:translateX(-50%); top:-26px;
    width:calc(100% - 32px); background:#fff; border:1px solid var(--border); border-radius:16px;
    box-shadow:var(--shadow-md); padding:14px 16px;
    display:flex; flex-wrap:wrap; gap:8px;
  }
  .quick-card .chip{ height:32px; font-size:13px; padding:0 13px; background:var(--soft); border-color:transparent; color:var(--brand); }
  .quick-card .chip:hover{ background:var(--brand-deep); color:#fff; }
  .hero-wave{ position:absolute; right:12px; bottom:12px; opacity:.85; }

  @media (max-width:1023px){
    .hero{ padding:40px 0 56px; }
    .hero h1{ font-size:34px; margin:14px 0 14px; }
    .hero-sub{ font-size:16px; }
    .quick-card{ position:static; transform:none; width:100%; margin-top:16px; box-shadow:var(--shadow-sm); }
  }
  @media (max-width:639px){
    .hero h1{ font-size:30px; }
    .hero-stats{ gap:18px; margin-top:28px; }
    .hero-stats > div + div{ padding-left:18px; }
    .hero-stats strong{ font-size:20px; }
  }

  /* ============ Bento 卖点 ============ */
  .bento-num{
    font-size:15px; font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
    font-variant-numeric:tabular-nums; color:#8A6A12;
    display:inline-flex; align-items:center; gap:8px;
  }
  .bento-num i{
    width:26px; height:26px; border-radius:999px; background:var(--sun); display:inline-flex;
    align-items:center; justify-content:center; font-style:normal; font-size:13px; font-weight:700; color:#5C4708;
  }
  .bento-lead-media{ height:260px; background:var(--soft); }
  .bento-lead-media img{ width:100%; height:100%; object-fit:cover; }
  .bento-body{ padding:26px; }
  .bento-title{ font-size:21px; margin:14px 0 10px; }
  .bento-desc{ font-size:15px; color:var(--text-2); line-height:1.8; }
  .bento-list{ margin-top:16px; display:flex; flex-direction:column; gap:8px; }
  .bento-list li{ font-size:14px; color:var(--text-2); display:flex; align-items:flex-start; gap:8px; }
  .bento-list li::before{
    content:''; width:6px; height:6px; border-radius:999px; background:var(--brand-light); margin-top:8px; flex:none;
  }
  @media (max-width:639px){ .bento-lead-media{ height:190px; } }

  /* ============ 图墙 ============ */
  .gallery{
    display:grid; grid-template-columns:repeat(6,minmax(0,1fr));
    grid-auto-rows:190px; gap:20px;
  }
  .gallery-item{
    position:relative; overflow:hidden; border-radius:var(--radius-img); background:var(--soft);
    border:1px solid var(--border); transition:box-shadow .4s ease-out, border-color .4s ease-out;
  }
  .gallery-item:hover{ box-shadow:var(--shadow-md); border-color:var(--border-2); }
  .gallery-item img{ width:100%; height:100%; object-fit:cover; transition:transform .4s ease-out; }
  .gallery-item:hover img{ transform:scale(1.03); }
  .gallery-cap{
    position:absolute; left:0; right:0; bottom:0; padding:22px 18px 16px; color:#fff;
    background:linear-gradient(to top, rgba(6,59,58,.88), rgba(6,59,58,0));
  }
  .gallery-cap h3{ color:#fff; font-size:16px; letter-spacing:-.2px; }
  .gallery-cap p{ color:#C6DEDB; font-size:13px; margin-top:4px; }
  @media (max-width:1023px){
    .gallery{ grid-template-columns:repeat(4,minmax(0,1fr)); grid-auto-rows:170px; gap:16px; }
  }
  @media (max-width:639px){
    .gallery{ grid-template-columns:repeat(2,minmax(0,1fr)); grid-auto-rows:150px; gap:12px; }
    .gallery-item{ grid-column:span 1 !important; grid-row:span 1 !important; }
    .gallery-cap h3{ font-size:14.5px; }
    .gallery-cap p{ display:none; }
  }

  /* ============ 资讯列表 ============ */
  .news-lead{ display:flex; flex-direction:column; }
  .news-lead-media{ aspect-ratio:16/9; background:var(--soft); }
  .news-lead-media img{ width:100%; height:100%; object-fit:cover; }
  .news-lead-body{ padding:24px; display:flex; flex-direction:column; gap:12px; }
  .news-lead-body h3{ font-size:21px; }
  .news-lead-body p{ font-size:14.5px; color:var(--text-2); line-height:1.78; }
  .news-time{ font-size:13px; color:var(--text-3); font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace; font-variant-numeric:tabular-nums; }

  .news-mini{ display:flex; gap:14px; padding:16px; align-items:center; }
  .news-mini-media{ width:96px; height:72px; border-radius:12px; overflow:hidden; background:var(--soft); flex:none; }
  .news-mini-media img{ width:100%; height:100%; object-fit:cover; }
  .news-mini-body{ min-width:0; display:flex; flex-direction:column; gap:6px; }
  .news-mini-body h3{ font-size:15.5px; line-height:1.5; letter-spacing:-.2px; }
  .news-mini-body .meta{ display:flex; align-items:center; gap:10px; font-size:12.5px; color:var(--text-3); }
  @media (max-width:639px){
    .news-mini-media{ width:80px; height:62px; }
  }

  .empty-state{
    border:2px dashed var(--border-2); border-radius:var(--radius-card);
    min-height:220px; display:flex; flex-direction:column; align-items:center; justify-content:center;
    gap:14px; text-align:center; padding:32px; background:#fff;
  }
  .empty-state p{ font-size:15px; color:var(--text-2); }

  /* ============ CTA ============ */
  .cta-block{
    background:var(--brand-deep); border-radius:var(--radius-cta); padding:52px;
    color:#EAF4F2; position:relative; overflow:hidden;
  }
  .cta-block::after{
    content:''; position:absolute; right:-80px; bottom:-120px; width:320px; height:320px; border-radius:50%;
    background:radial-gradient(circle, rgba(18,139,132,.32), rgba(18,139,132,0) 70%);
    pointer-events:none;
  }
  .cta-title{ color:#fff; font-size:30px; }
  .cta-desc{ color:#B9D6D2; font-size:15px; margin-top:12px; max-width:460px; }
  .cta-points{ margin-top:26px; display:flex; flex-direction:column; gap:12px; }
  .cta-points li{ display:flex; align-items:flex-start; gap:10px; font-size:14.5px; color:#DCEBE8; }
  .cta-points li i{
    width:20px; height:20px; border-radius:999px; background:rgba(255,201,74,.18); color:var(--sun);
    display:inline-flex; align-items:center; justify-content:center; font-style:normal; font-size:12px; flex:none; margin-top:3px;
  }
  .form-card{ background:#fff; border-radius:20px; padding:26px; position:relative; z-index:1; }
  .field{ display:flex; flex-direction:column; gap:7px; margin-bottom:16px; }
  .field label{ font-size:14px; color:var(--text-2); }
  .field input, .field select{
    height:48px; padding:0 16px; border-radius:14px; border:1px solid var(--border);
    background:#fff; font-size:15px; color:var(--text); outline:none; width:100%;
    transition:border-color .22s ease-out, box-shadow .22s ease-out, background .22s ease-out;
  }
  .field input::placeholder{ color:var(--text-3); }
  .field input:focus, .field select:focus{ border-color:var(--brand-hover); box-shadow:0 0 0 3px rgba(18,139,132,.15); }
  .field input:disabled{ background:var(--bg); color:var(--text-3); cursor:not-allowed; }
  .field.has-error input, .field.has-error select{ border-color:var(--accent); }
  .field-error{ font-size:13px; color:var(--accent-deep); }
  .form-note{ font-size:12.5px; color:var(--text-3); margin-top:12px; line-height:1.7; }
  @media (max-width:767px){
    .cta-block{ padding:32px 22px; border-radius:22px; }
    .cta-title{ font-size:22px; }
  }

  /* ============ FAQ ============ */
  .faq-item{
    background:#fff; border:1px solid var(--border); border-left:3px solid transparent;
    border-radius:16px; padding:0 24px; margin-bottom:14px;
    transition:background .22s ease-out, border-color .22s ease-out;
  }
  .faq-item summary{
    list-style:none; cursor:pointer; padding:20px 0; font-size:17px; font-weight:600; color:var(--text);
    display:flex; align-items:center; justify-content:space-between; gap:18px;
  }
  .faq-item summary::-webkit-details-marker{ display:none; }
  .faq-item summary::after{
    content:'+'; font-size:22px; font-weight:400; color:var(--brand); line-height:1;
    transition:transform .22s ease-out; flex:none;
  }
  .faq-item[open]{ background:var(--bg); border-left-color:var(--accent); }
  .faq-item[open] summary::after{ transform:rotate(45deg); }
  .faq-body{ padding:0 0 20px; font-size:15px; color:var(--text-2); line-height:1.82; }
  .faq-body p + p{ margin-top:10px; }
  @media (max-width:639px){ .faq-item{ padding:0 18px; } .faq-item summary{ font-size:15.5px; padding:16px 0; } }

  /* ============ 页脚 ============ */
  .site-footer{ background:var(--brand-deep); color:#B9D6D2; padding-top:64px; }
  .footer-grid{ display:grid; grid-template-columns:1.5fr 1fr 1fr 1fr; gap:40px; }
  .footer-title{ color:#fff; font-size:15px; font-weight:600; margin-bottom:18px; letter-spacing:0; }
  .footer-brand .logo-text{ color:#fff; }
  .footer-desc{ font-size:14px; line-height:1.8; color:#9FC0BC; margin-top:16px; max-width:320px; }
  .footer-contact{ margin-top:16px; font-size:14px; color:#B9D6D2; display:flex; flex-direction:column; gap:6px; }
  .footer-links{ display:flex; flex-direction:column; gap:12px; }
  .footer-links a{ font-size:14px; color:#B9D6D2; }
  .footer-links a:hover{ color:#fff; text-decoration:underline; text-underline-offset:4px; }
  .footer-qr{
    width:104px; height:104px; border-radius:14px; background:rgba(255,255,255,.08);
    border:1px solid rgba(255,255,255,.14); display:flex; align-items:center; justify-content:center;
    font-size:12.5px; color:#8FB3AF; text-align:center; padding:10px; line-height:1.5;
  }
  .footer-bottom{
    margin-top:52px; border-top:1px solid rgba(255,255,255,.12); padding:22px 0 30px;
    display:flex; flex-wrap:wrap; gap:14px 26px; align-items:center; justify-content:space-between;
    font-size:13.5px; color:#8FB3AF;
  }
  .footer-bottom .f-links{ display:flex; flex-wrap:wrap; gap:18px; }
  .footer-bottom a{ color:#8FB3AF; }
  .footer-bottom a:hover{ color:#fff; }
  @media (max-width:1023px){ .footer-grid{ grid-template-columns:1fr 1fr; gap:32px; } }
  @media (max-width:639px){ .footer-grid{ grid-template-columns:1fr; gap:28px; } .site-footer{ padding-top:48px; } }

  @media (prefers-reduced-motion: reduce){
    *{ transition:none !important; animation:none !important; scroll-behavior:auto !important; }
    .card:hover, .gallery-item:hover img, .btn:hover{ transform:none !important; }
  }

/* roulang page: article */
:root{
  --brand:#0B5D5B;
  --brand-hover:#0E6C68;
  --brand-light:#128B84;
  --brand-deep:#063B3A;
  --accent:#FF6B3D;
  --accent-soft:#FF8A5C;
  --accent-deep:#E2542A;
  --sun:#FFC94A;
  --bg:#F5F9F8;
  --bg-soft:#E6F3F1;
  --card:#FFFFFF;
  --text:#16211F;
  --text-2:#4E5F5C;
  --text-3:#7C8C89;
  --line:#E2EBE9;
  --line-strong:#CFDEDA;
  --on-dark:#EAF4F2;
  --on-dark-2:#B9D6D2;
  --radius-pill:999px;
  --radius-card:18px;
  --radius-img:20px;
  --radius-input:14px;
  --radius-cta:28px;
  --shadow-sm:0 1px 2px rgba(11,93,91,.06),0 2px 8px rgba(11,93,91,.05);
  --shadow-md:0 8px 24px -8px rgba(11,93,91,.18);
  --shadow-lg:0 20px 46px -18px rgba(11,93,91,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei','Hiragino Sans GB',sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16.5px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.22;letter-spacing:-.4px;color:var(--text)}
p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

.num{font-variant-numeric:tabular-nums;font-weight:700;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:13px 24px;border-radius:var(--radius-pill);
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-soft));color:#fff;box-shadow:0 10px 22px -14px rgba(255,107,61,.95)}
.btn-primary:hover{background:linear-gradient(135deg,var(--accent-deep),var(--accent));transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--brand)}
.btn-ghost:hover{border-color:var(--brand-hover);background:var(--bg-soft);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0) scale(.98)}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14.5px;font-weight:600;padding:6px 0;border-radius:6px}
.btn-link svg{transition:transform .22s var(--ease)}
.btn-link:hover svg{transform:translateX(4px)}
.btn-link:hover{color:var(--brand-hover)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;
  padding:5px 13px;border-radius:var(--radius-pill);
  background:var(--bg-soft);color:var(--brand);white-space:nowrap;
}
.badge-accent{background:rgba(255,107,61,.1);color:var(--accent-deep)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid transparent;
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--shadow-sm);border-bottom-color:var(--line)}
.header-main{display:flex;align-items:center;gap:24px;height:72px}
.logo{display:flex;align-items:center;gap:10px;max-width:200px;flex:0 0 auto}
.logo-mark{
  width:36px;height:36px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),var(--brand-light));
  display:grid;place-items:center;box-shadow:var(--shadow-sm);
}
.logo-text{font-size:16.5px;font-weight:700;color:var(--brand-deep);letter-spacing:-.3px;white-space:nowrap}

.nav-search{
  flex:1 1 auto;max-width:560px;display:flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:5px 5px 5px 15px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-search:focus-within{border-color:var(--brand-hover);box-shadow:0 0 0 3px rgba(18,139,132,.15)}
.nav-search input{
  flex:1 1 auto;min-width:0;border:0;outline:none;background:transparent;
  font-size:15px;color:var(--text);padding:8px 0;
}
.nav-search input::placeholder{color:var(--text-3)}
.search-btn{
  flex:0 0 auto;border:0;cursor:pointer;border-radius:var(--radius-pill);
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;
  padding:9px 20px;transition:background .22s var(--ease),transform .22s var(--ease);
}
.search-btn:hover{background:var(--brand-hover)}
.search-btn:active{transform:scale(.97)}

.nav-links{display:flex;align-items:center;gap:22px;flex:0 0 auto}
.nav-link{
  position:relative;font-size:15px;color:var(--text-2);padding:12px 2px;
  transition:color .22s var(--ease);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:6px;height:2px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:center;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand-deep);font-weight:600}
.header-cta{flex:0 0 auto;padding:11px 20px;font-size:14.5px}

@media (max-width:1023px){
  .header-main{flex-wrap:wrap;height:auto;padding:12px 0;gap:12px}
  .logo{order:1}
  .header-cta{order:2;margin-left:auto}
  .nav-search{order:3;flex:1 1 100%;max-width:none}
  .nav-links{
    order:4;flex:1 1 100%;gap:8px;overflow-x:auto;padding-bottom:2px;
    scrollbar-width:none;-ms-overflow-style:none;
  }
  .nav-links::-webkit-scrollbar{display:none}
  .nav-link{
    padding:11px 14px;border:1px solid var(--line);border-radius:var(--radius-pill);
    background:#fff;font-size:14px;
  }
  .nav-link::after{display:none}
  .nav-link.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
}
@media (max-width:520px){
  .logo-text{font-size:15px}
  .logo-mark{width:32px;height:32px;border-radius:10px}
  .header-cta{padding:10px 16px;font-size:14px}
  .nav-search input{font-size:14.5px}
}

/* ---------- 阅读进度条 ---------- */
.read-progress{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:80;
  background:linear-gradient(90deg,var(--accent),var(--sun));
  transition:width .08s linear;
}

/* ---------- 主体 ---------- */
main{display:block;padding:28px 0 0}
@media (min-width:768px){main{padding-top:36px}}

.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:7px;
  font-size:13px;color:var(--text-3);margin-bottom:22px;
}
.breadcrumb a{color:var(--brand);transition:color .22s var(--ease)}
.breadcrumb a:hover{color:var(--brand-hover);text-decoration:underline;text-underline-offset:4px}
.breadcrumb .sep{color:var(--line-strong)}
.breadcrumb .now{
  max-width:46ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-3);
}

.article-head{max-width:860px;margin-bottom:32px}
.article-head h1{
  font-size:30px;line-height:1.24;letter-spacing:-.4px;margin:14px 0 16px;
}
@media (min-width:768px){.article-head h1{font-size:38px}}
@media (min-width:1024px){.article-head h1{font-size:48px}}

.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 0;
  font-size:13.5px;color:var(--text-3);
}
.meta-row span{display:inline-flex;align-items:center;gap:6px}
.meta-row .bar{width:1px;height:12px;background:var(--line-strong);margin:0 12px;display:inline-block}

/* ---------- 文章布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:40px;padding-bottom:56px}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 260px;gap:56px;padding-bottom:88px}
}
.article-main{min-width:0;max-width:760px}

/* ---------- 正文排版 ---------- */
.prose{font-size:16.5px;line-height:1.9;color:var(--text)}
.prose > *:first-child{margin-top:0}
.prose p{margin:0 0 1.2em;color:var(--text)}
.prose h2{
  position:relative;font-size:22px;line-height:1.3;letter-spacing:-.3px;
  margin:44px 0 16px;padding-left:16px;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:var(--radius-pill);
  background:linear-gradient(180deg,var(--accent),var(--sun));
}
@media (min-width:768px){.prose h2{font-size:24px}}
.prose h3{font-size:18px;margin:32px 0 12px;letter-spacing:-.2px}
@media (min-width:768px){.prose h3{font-size:19px}}
.prose h4{font-size:16.5px;margin:26px 0 10px;color:var(--text-2)}
.prose img{
  width:100%;height:auto;border-radius:16px;background:var(--bg-soft);
  margin:26px 0 10px;box-shadow:var(--shadow-sm);
}
.prose figure{margin:26px 0}
.prose figcaption,.prose .caption{
  font-size:13px;color:var(--text-3);text-align:center;line-height:1.7;margin-top:2px;
}
.prose blockquote{
  margin:26px 0;padding:18px 22px;border-radius:0 16px 16px 0;
  border-left:4px solid var(--brand-light);background:var(--bg-soft);color:var(--text-2);
}
.prose blockquote p:last-child{margin-bottom:0}
.prose ul{list-style:none;padding:0;margin:0 0 1.2em}
.prose ul li{position:relative;padding-left:22px;margin:.55em 0;line-height:1.85}
.prose ul li::before{
  content:"";position:absolute;left:5px;top:.72em;width:6px;height:6px;border-radius:50%;
  background:var(--brand-light);
}
.prose ol{list-style:none;padding:0;margin:0 0 1.2em;counter-reset:item}
.prose ol li{position:relative;padding-left:32px;margin:.6em 0;line-height:1.85;counter-increment:item}
.prose ol li::before{
  content:counter(item);position:absolute;left:0;top:.28em;
  width:21px;height:21px;border-radius:50%;background:var(--bg-soft);color:var(--brand);
  font-size:12.5px;font-weight:700;display:grid;place-items:center;
  font-variant-numeric:tabular-nums;
}
.prose a{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.prose a:hover{color:var(--brand-hover)}
.prose table{
  width:100%;display:block;overflow-x:auto;border-collapse:collapse;
  font-size:15px;margin:26px 0;border:1px solid var(--line);border-radius:14px;
}
.prose thead th{
  background:var(--bg-soft);color:var(--brand-deep);font-weight:600;text-align:left;
  padding:12px 16px;white-space:nowrap;
}
.prose tbody td{padding:12px 16px;border-top:1px solid var(--line);color:var(--text-2)}
.prose tbody tr:nth-child(even){background:var(--bg)}
.prose hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.prose code{
  background:var(--bg-soft);border-radius:6px;padding:2px 6px;font-size:14px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--brand-deep);
}
.prose strong{color:var(--brand-deep)}

/* ---------- 空态 ---------- */
.empty-state{
  margin:8px 0 24px;padding:44px 24px;text-align:center;
  border:2px dashed var(--line-strong);border-radius:var(--radius-card);
  background:#fff;min-height:220px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
}
.empty-state svg{color:var(--brand-light)}
.empty-title{font-size:17px;font-weight:700;color:var(--text)}
.empty-desc{font-size:15px;color:var(--text-3);max-width:44ch;margin:0 auto}

/* ---------- 侧栏 ---------- */
.article-side{display:none}
@media (min-width:1024px){
  .article-side{display:block}
  .side-sticky{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow-sm);
}
.side-title{
  font-size:14px;font-weight:700;color:var(--brand-deep);
  display:flex;align-items:center;gap:8px;margin-bottom:14px;
}
.side-title::before{
  content:"";width:4px;height:16px;border-radius:2px;
  background:linear-gradient(180deg,var(--accent),var(--sun));
}
.side-list{display:flex;flex-direction:column;gap:2px}
.side-list a{
  font-size:14px;color:var(--text-2);padding:9px 10px;border-radius:10px;
  transition:background .22s var(--ease),color .22s var(--ease),padding-left .22s var(--ease);
}
.side-list a:hover{background:var(--bg-soft);color:var(--brand-deep);padding-left:14px}
.side-note{font-size:13.5px;color:var(--text-3);line-height:1.8;margin-bottom:14px}
.side-cta{width:100%;padding:12px 18px;font-size:14.5px}

/* ---------- 相关推荐 ---------- */
.rel-section{padding:8px 0 88px}
@media (max-width:767px){.rel-section{padding-bottom:56px}}
.sec-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;
  margin-bottom:32px;
}
.sec-head-left{display:flex;align-items:flex-start;gap:12px}
.sec-bar{
  width:4px;height:20px;border-radius:2px;margin-top:6px;flex:0 0 auto;
  background:linear-gradient(180deg,var(--accent),var(--sun));
}
.sec-title{font-size:22px}
@media (min-width:768px){.sec-title{font-size:30px}}
.sec-sub{font-size:13.5px;color:var(--text-3);margin-top:8px}

.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rel-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.rel-thumb{aspect-ratio:16/9;background:var(--bg-soft);overflow:hidden}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.rel-card:hover .rel-thumb img{transform:scale(1.03)}
.rel-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.rel-title{
  font-size:16.5px;line-height:1.5;color:var(--text);font-weight:600;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-meta{font-size:13px;color:var(--text-3);margin-top:auto;display:flex;align-items:center;gap:10px}
.rel-meta .bar{width:1px;height:11px;background:var(--line-strong)}

@media (max-width:1023px){
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rel-grid > *:last-child{display:none}
}
@media (max-width:639px){
  .rel-grid{
    display:flex;overflow-x:auto;gap:16px;padding-bottom:8px;
    scrollbar-width:none;-ms-overflow-style:none;
  }
  .rel-grid::-webkit-scrollbar{display:none}
  .rel-grid > *{flex:0 0 78%;max-width:300px}
  .rel-grid > *:last-child{display:flex}
}

/* ---------- 底部导航 / 分享 ---------- */
.post-foot{
  border-top:1px solid var(--line);padding:28px 0 0;margin-top:44px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
}
.post-nav{display:flex;flex-wrap:wrap;gap:12px}
.post-nav a{
  display:inline-flex;align-items:center;gap:8px;font-size:14.5px;color:var(--text-2);
  border:1px solid var(--line);border-radius:var(--radius-pill);padding:10px 18px;background:#fff;
  transition:border-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),background .22s var(--ease);
}
.post-nav a:hover{border-color:var(--brand-hover);color:var(--brand);background:var(--bg-soft);transform:translateY(-2px)}
.share{display:flex;align-items:center;gap:10px}
.share-label{font-size:13.5px;color:var(--text-3)}
.share a{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;
  display:grid;place-items:center;color:var(--brand);
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease);
}
.share a:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-2px)}

/* ---------- 底部 CTA ---------- */
.cta-strip{padding:0 0 88px}
@media (max-width:767px){.cta-strip{padding-bottom:56px}}
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-cta);
  background-color:var(--brand-deep);
  background-image:linear-gradient(90deg,rgba(6,59,58,.94),rgba(6,59,58,.82)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  padding:40px 28px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
@media (min-width:768px){.cta-panel{padding:52px 48px}}
.cta-panel h2{color:var(--on-dark);font-size:22px;margin-bottom:10px}
@media (min-width:768px){.cta-panel h2{font-size:28px}}
.cta-panel p{color:var(--on-dark-2);font-size:15px;max-width:56ch;line-height:1.8}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:639px){
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);color:var(--on-dark-2);padding-top:64px;margin-top:0}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:36px;padding-bottom:44px;
}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px}}
.site-footer .logo{margin-bottom:16px}
.site-footer .logo-text{color:#fff}
.footer-desc{font-size:14px;color:var(--on-dark-2);line-height:1.85;max-width:42ch}
.footer-contact{display:flex;flex-direction:column;gap:6px;margin-top:16px;font-size:13.5px;color:var(--on-dark-2)}
.footer-title{font-size:15px;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:var(--on-dark-2);transition:color .22s var(--ease)}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-qr{
  width:120px;height:120px;border-radius:14px;
  border:1px dashed rgba(185,214,210,.45);background:rgba(255,255,255,.04);
  display:grid;place-items:center;text-align:center;
  font-size:13px;color:var(--on-dark-2);line-height:1.7;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 30px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;font-size:13px;color:var(--on-dark-2);
}
.f-links{display:flex;flex-wrap:wrap;gap:18px}
.f-links a{color:var(--on-dark-2);transition:color .22s var(--ease)}
.f-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
@media (max-width:639px){
  .site-footer{padding-top:48px}
  .footer-grid{gap:28px;padding-bottom:32px}
  .footer-bottom{font-size:13px;flex-direction:column;align-items:flex-start}
}

@media (prefers-reduced-motion:reduce){
  *{transition-duration:.001ms !important;animation-duration:.001ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --font:'Noto Sans SC','PingFang SC','Microsoft YaHei','Hiragino Sans GB',sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --brand:#0B5D5B;
  --brand-hover:#0E6C68;
  --brand-light:#128B84;
  --brand-dark:#063B3A;
  --accent:#FF6B3D;
  --accent-light:#FF8A5C;
  --accent-deep:#E2542A;
  --sun:#FFC94A;
  --bg:#F5F9F8;
  --bg-soft:#E6F3F1;
  --card:#FFFFFF;
  --text:#16211F;
  --text-sub:#4E5F5C;
  --text-weak:#7C8C89;
  --on-dark:#EAF4F2;
  --on-dark-sub:#B9D6D2;
  --line:#E2EBE9;
  --line-strong:#CFDEDA;
  --r-card:18px;
  --r-img:20px;
  --r-input:14px;
  --r-cta:28px;
  --sh-sm:0 1px 2px rgba(11,93,91,.06),0 2px 8px rgba(11,93,91,.05);
  --sh-md:0 8px 24px -8px rgba(11,93,91,.18);
  --sh-lg:0 20px 46px -18px rgba(11,93,91,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.78;
  color:var(--text);
  background:var(--bg);
  -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,h4{margin:0;font-weight:700;line-height:1.22;letter-spacing:-.4px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
[id]{scroll-margin-top:96px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid transparent;
  transition:box-shadow .22s ease-out,border-color .22s ease-out;
}
.site-header.is-scrolled{box-shadow:var(--sh-sm);border-bottom-color:var(--line)}
.nav-inner{display:flex;align-items:center;gap:18px;min-height:72px}

.logo{display:inline-flex;align-items:center;gap:10px;flex:none;max-width:200px}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  background:linear-gradient(135deg,var(--brand-light),var(--brand-dark));
  display:inline-flex;align-items:center;justify-content:center;
}
.logo-text{font-size:17px;font-weight:700;color:var(--text);white-space:nowrap;letter-spacing:-.2px}

.nav-search{
  order:2;flex:1 1 auto;max-width:560px;margin:0 auto;
  display:flex;align-items:center;gap:10px;
  height:46px;padding:0 5px 0 16px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.nav-search:focus-within{border-color:var(--brand-hover);box-shadow:0 0 0 3px rgba(18,139,132,.15)}
.search-icon{flex:none}
.nav-search input{flex:1;min-width:0;border:0;outline:0;background:transparent;font-size:15px;color:var(--text)}
.nav-search input::placeholder{color:var(--text-weak)}
.search-btn{
  flex:none;border:0;cursor:pointer;
  background:var(--brand);color:#fff;
  font-size:14px;font-weight:600;
  padding:9px 18px;border-radius:999px;
  transition:background .22s ease-out,transform .22s ease-out;
}
.search-btn:hover{background:var(--brand-hover)}
.search-btn:active{transform:scale(.97)}
.search-btn:focus-visible{outline:2px solid var(--brand-dark);outline-offset:2px}

.nav-links{order:3;display:flex;align-items:center;gap:2px;flex:none}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 12px;
  font-size:15px;color:var(--text-sub);border-radius:999px;white-space:nowrap;
  transition:color .22s ease-out,background .22s ease-out;
}
.nav-link:hover{color:var(--brand);background:var(--bg-soft)}
.nav-link.is-active{color:var(--brand);font-weight:700}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;
  border-radius:2px;background:var(--accent);
}
.nav-link:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.nav-cta{order:4;flex:none}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;padding:12px 24px;font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;text-align:center;
  transition:transform .22s ease-out,box-shadow .22s ease-out,background .22s ease-out,border-color .22s ease-out,color .22s ease-out;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-light));
  color:#fff;box-shadow:var(--sh-sm);
}
.btn-primary:hover{
  background:linear-gradient(135deg,var(--accent-deep),var(--accent));
  transform:translateY(-2px);box-shadow:var(--sh-md);
}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-secondary{background:#fff;color:var(--brand);border-color:var(--line)}
.btn-secondary:hover{background:var(--bg-soft);border-color:var(--brand-hover)}
.btn-secondary:active{transform:scale(.98)}
.btn-ghost{background:rgba(255,255,255,.06);color:var(--on-dark);border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{background:rgba(255,255,255,.16);border-color:#fff;color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0) scale(.98)}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.btn-sm{padding:9px 18px;font-size:14px}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;isolation:isolate;overflow:hidden;
  background:var(--brand-dark);color:var(--on-dark);
  padding:56px 0 64px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;opacity:.3;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(102deg,rgba(6,59,58,.95) 0%,rgba(6,59,58,.8) 50%,rgba(11,93,91,.55) 100%);
}
.hero-inner{position:relative}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--on-dark-sub);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a{color:var(--on-dark-sub);transition:color .22s ease-out}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.breadcrumb .sep{opacity:.5}
.breadcrumb .cur{color:#fff}
.page-hero h1{font-size:48px;color:#fff;letter-spacing:-.6px;margin-bottom:16px}
.hero-lead{font-size:16.5px;line-height:1.8;color:var(--on-dark-sub);max-width:660px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.chip{
  display:inline-flex;align-items:center;height:38px;padding:0 18px;
  border-radius:999px;font-size:14px;color:var(--on-dark);
  border:1px solid rgba(255,255,255,.26);background:rgba(255,255,255,.06);
  transition:background .22s ease-out,border-color .22s ease-out,transform .22s ease-out;
}
.chip:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.62);transform:translateY(-2px)}
.chip:focus-visible{outline:2px solid #fff;outline-offset:2px}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0}
.section--soft{background:var(--bg-soft)}
.section--plain{background:transparent}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;flex-wrap:wrap;margin-bottom:40px;
}
.head-bar{display:flex;align-items:center;gap:12px}
.head-bar::before{content:"";width:4px;height:22px;border-radius:4px;background:var(--accent);flex:none}
.section-head h2{font-size:30px}
.head-sub{font-size:13.5px;color:var(--text-weak);margin:0}

/* ---------- 卡片基础 ---------- */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--line-strong)}

/* ---------- 准备清单 ---------- */
.prepare-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:stretch}
.prepare-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-sm);padding:32px}
.check-list{display:flex;flex-direction:column}
.check-list li{display:flex;gap:16px;padding:18px 0;border-bottom:1px dashed var(--line)}
.check-list li:first-child{padding-top:0}
.check-list li:last-child{border-bottom:0;padding-bottom:0}
.check-icon{
  width:28px;height:28px;border-radius:50%;flex:none;margin-top:3px;
  background:var(--bg-soft);display:inline-flex;align-items:center;justify-content:center;
}
.check-list h3{font-size:17px;margin-bottom:6px}
.check-list p{font-size:15px;color:var(--text-sub);line-height:1.75}
.prepare-media{position:relative;border-radius:var(--r-img);overflow:hidden;background:var(--bg-soft);min-height:300px}
.prepare-media img{width:100%;height:100%;object-fit:cover}
.media-note{
  position:absolute;left:16px;bottom:16px;
  display:flex;align-items:center;gap:10px;
  background:#fff;border-radius:14px;padding:12px 16px;
  font-size:13.5px;color:var(--text-sub);box-shadow:var(--sh-md);
}
.media-note-num{font-family:var(--mono);font-size:20px;font-weight:700;color:var(--accent-deep);font-variant-numeric:tabular-nums}

/* ---------- 步骤流 ---------- */
.steps{display:flex;flex-direction:column;gap:24px}
.step{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  padding:36px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-img);box-shadow:var(--sh-sm);
  transition:box-shadow .22s ease-out,border-color .22s ease-out;
}
.step:hover{box-shadow:var(--sh-md);border-color:var(--line-strong)}
.step--reverse .step-media{order:-1}
.step-text{min-width:0}
.step-num{
  display:block;font-family:var(--mono);font-size:52px;font-weight:700;
  line-height:1;letter-spacing:-2px;color:var(--sun);
  font-variant-numeric:tabular-nums;margin-bottom:14px;
}
.step-text h3{font-size:21px;margin-bottom:12px}
.step-text p{font-size:16px;color:var(--text-sub);line-height:1.82}
.step-points{margin-top:16px;display:flex;flex-direction:column;gap:8px}
.step-points li{position:relative;padding-left:18px;font-size:14px;color:var(--text-sub)}
.step-points li::before{
  content:"";position:absolute;left:0;top:9px;width:6px;height:6px;
  border-radius:50%;background:var(--brand-light);
}
.step-media{border-radius:var(--r-img);overflow:hidden;background:var(--bg-soft);aspect-ratio:16/9}
.step-media img{width:100%;height:100%;object-fit:cover}

/* ---------- 卡住时怎么办 ---------- */
.trouble-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-sm);padding:4px 32px}
.trouble-item{display:flex;gap:18px;padding:26px 0;border-bottom:1px solid var(--line)}
.trouble-item:last-child{border-bottom:0}
.trouble-icon{
  width:44px;height:44px;border-radius:14px;flex:none;
  background:var(--bg-soft);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
}
.trouble-item h3{font-size:17px;margin-bottom:8px}
.trouble-item p{font-size:15px;color:var(--text-sub);line-height:1.8}

/* ---------- CTA 区块 ---------- */
.cta-block{
  position:relative;overflow:hidden;
  background:var(--brand-dark);border-radius:var(--r-cta);
  padding:48px;color:var(--on-dark);
  display:grid;grid-template-columns:1.4fr auto;gap:32px;align-items:center;
}
.cta-glow{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;opacity:.18;
}
.cta-text,.cta-actions{position:relative;z-index:1}
.cta-text h2{font-size:30px;color:#fff;margin-bottom:12px}
.cta-text p{font-size:16px;color:var(--on-dark-sub);line-height:1.8;max-width:600px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-block .btn:focus-visible{outline-color:#fff}

/* ---------- 站内推荐 ---------- */
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rec-card{display:flex;flex-direction:column;overflow:hidden}
.rec-thumb{aspect-ratio:16/9;background:var(--bg-soft);overflow:hidden}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out}
.rec-card:hover .rec-thumb img{transform:scale(1.03)}
.rec-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.rec-body h3{font-size:18px;margin-bottom:8px}
.rec-body p{
  font-size:14.5px;color:var(--text-sub);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  font-size:14px;font-weight:600;color:var(--brand);
  transition:gap .22s ease-out,color .22s ease-out;
}
.rec-card:hover .link-arrow{gap:11px;color:var(--accent-deep)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-dark);color:var(--on-dark-sub);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand .logo{margin-bottom:16px}
.site-footer .logo-text{color:#fff}
.footer-desc{font-size:14px;line-height:1.8;color:var(--on-dark-sub);margin-top:14px;max-width:320px}
.footer-contact{display:flex;flex-direction:column;gap:6px;margin-top:14px;font-size:13.5px;color:rgba(185,214,210,.85)}
.footer-title{font-size:15px;color:#fff;margin:0 0 16px;letter-spacing:0}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--on-dark-sub);transition:color .22s ease-out}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-qr{
  width:120px;height:120px;border-radius:14px;
  background:rgba(255,255,255,.06);border:1px dashed rgba(255,255,255,.24);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;line-height:1.6;color:var(--on-dark-sub);text-align:center;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13.5px;
}
.f-links{display:flex;gap:18px;flex-wrap:wrap}
.f-links a{color:var(--on-dark-sub);transition:color .22s ease-out}
.f-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-inner{flex-wrap:wrap;padding:10px 0;gap:12px;min-height:0}
  .logo{order:1}
  .nav-cta{order:2;margin-left:auto}
  .nav-search{order:3;flex:1 0 100%;max-width:none;margin:0}
  .nav-links{
    order:4;flex:1 0 100%;overflow-x:auto;gap:6px;padding-bottom:4px;
    -ms-overflow-style:none;scrollbar-width:none;
  }
  .nav-links::-webkit-scrollbar{display:none}
  .nav-link{height:44px}
  .prepare-grid{grid-template-columns:1fr}
  .step{grid-template-columns:1fr;gap:26px;padding:28px}
  .step--reverse .step-media{order:0}
  .rec-grid{grid-template-columns:repeat(2,1fr)}
  .cta-block{grid-template-columns:1fr;padding:38px 30px;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .container{padding:0 20px}
  .page-hero{padding:34px 0 44px}
  .page-hero h1{font-size:30px;margin-bottom:12px}
  .hero-lead{font-size:15.5px}
  .chip-row{margin-top:22px}
  .section{padding:56px 0}
  .section-head{margin-bottom:28px}
  .section-head h2{font-size:22px}
  .prepare-card{padding:22px}
  .check-list h3{font-size:16px}
  .prepare-media{min-height:220px}
  .step{padding:22px}
  .step-num{font-size:40px;margin-bottom:10px}
  .step-text h3{font-size:18px}
  .trouble-card{padding:4px 20px}
  .trouble-item{gap:14px;padding:22px 0}
  .cta-block{border-radius:22px;padding:30px 22px}
  .cta-text h2{font-size:22px}
  .rec-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
  .footer-desc,.footer-links a,.f-links{font-size:13.5px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none !important;animation:none !important}
}

/* roulang page: category2 */
:root{
  --brand:#0B5D5B;
  --brand-hover:#0E6C68;
  --brand-light:#128B84;
  --brand-deep:#063B3A;
  --accent:#FF6B3D;
  --accent-hover:#E2542A;
  --sun:#FFC94A;
  --bg:#F5F9F8;
  --bg-soft:#E6F3F1;
  --card:#FFFFFF;
  --text:#16211F;
  --text-2:#4E5F5C;
  --text-3:#7C8C89;
  --line:#E2EBE9;
  --line-strong:#CFDEDA;
  --r-btn:999px;
  --r-card:18px;
  --r-img:20px;
  --r-input:14px;
  --r-cta:28px;
  --sh-sm:0 1px 2px rgba(11,93,91,.06),0 2px 8px rgba(11,93,91,.05);
  --sh-md:0 8px 24px -8px rgba(11,93,91,.18);
  --sh-lg:0 20px 46px -18px rgba(11,93,91,.28);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei','Hiragino Sans GB',sans-serif;
  font-size:16.5px;
  line-height:1.78;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.22;letter-spacing:-0.4px;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.num{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;font-weight:700}
.h1{font-size:48px}
.h2{font-size:30px}
.h3{font-size:21px}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  border-bottom:1px solid transparent;
  transition:box-shadow .22s ease-out,border-color .22s ease-out;
}
.site-header.is-scrolled{box-shadow:var(--sh-sm);border-bottom-color:var(--line)}
.nav-inner{display:flex;align-items:center;gap:24px;height:72px}
.nav-brand{display:flex;align-items:center;gap:12px;flex:none}
.logo{display:inline-flex;align-items:center;gap:10px;max-width:210px}
.logo-mark{
  width:34px;height:34px;border-radius:12px;flex:none;
  background:linear-gradient(135deg,#0B5D5B,#128B84);
  display:flex;align-items:center;justify-content:center;
}
.logo-text{font-size:17px;font-weight:700;color:var(--brand);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:#fff;border:1px solid var(--line);cursor:pointer;
  align-items:center;justify-content:center;color:var(--brand);
  transition:background .22s ease-out,border-color .22s ease-out;
}
.nav-toggle:hover{background:var(--bg-soft);border-color:var(--line-strong)}
.nav-search{
  flex:1 1 auto;max-width:560px;height:46px;
  display:flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);
  padding:0 6px 0 16px;transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.nav-search:focus-within{border-color:var(--brand-hover);box-shadow:0 0 0 3px rgba(18,139,132,.15)}
.nav-search svg{flex:none}
.nav-search input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;outline:none;
  font-size:15px;color:var(--text);height:100%;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search input:disabled{color:var(--text-3);cursor:not-allowed}
.search-btn{
  flex:none;height:34px;padding:0 18px;border:0;border-radius:var(--r-btn);
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background .22s ease-out,transform .22s ease-out;
}
.search-btn:hover{background:var(--brand-hover)}
.search-btn:active{transform:scale(.97)}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-link{
  position:relative;font-size:15px;color:var(--text-2);padding:6px 0;
  transition:color .22s ease-out;white-space:nowrap;
}
.nav-link:hover{color:var(--brand)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  border-radius:2px;background:var(--accent);
}
.nav-cta{flex:none}

/* ---------- 按钮 / 徽章 / 链接 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .22s ease-out,box-shadow .22s ease-out,background .22s ease-out,border-color .22s ease-out,color .22s ease-out;
}
.btn-primary{
  background:linear-gradient(135deg,#FF6B3D,#FF8A5C);color:#fff;
  box-shadow:0 10px 22px -12px rgba(255,107,61,.85);
}
.btn-primary:hover{background:linear-gradient(135deg,#E2542A,#FF6B3D);transform:translateY(-2px);box-shadow:var(--sh-md)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--brand)}
.btn-ghost:hover{border-color:var(--brand-hover);background:var(--bg-soft);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0) scale(.98)}
.btn-block{width:100%}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:14.5px;font-weight:600;
  transition:color .22s ease-out;
}
.link-arrow .arrow{transition:transform .22s ease-out}
.link-arrow:hover{color:var(--brand-hover)}
.link-arrow:hover .arrow{transform:translateX(4px)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-btn);
  background:var(--bg-soft);color:var(--brand);font-size:13px;font-weight:600;
}
.badge-accent{background:rgba(255,107,61,.1);color:var(--accent-hover)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-btn);
  background:rgba(11,93,91,.08);color:var(--brand);
  font-size:13.5px;font-weight:600;
}
.eyebrow .dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent);
  animation:pulse 1.6s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}

/* ---------- 面包屑 / 页首 ---------- */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px}
.breadcrumb a{color:var(--brand)}
.breadcrumb a:hover{text-decoration:underline;text-underline-offset:4px}
.breadcrumb .sep{color:var(--line-strong)}
.breadcrumb .current{color:var(--text-3)}
.page-hero{padding:56px 0 72px}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.hero-lead{margin-top:18px;font-size:17px;color:var(--text-2);max-width:520px}
.hero-points{display:flex;gap:22px;margin-top:26px;flex-wrap:wrap}
.hero-point{font-size:14px;color:var(--text-2);display:flex;align-items:center;gap:8px}
.hero-point .tick{width:6px;height:6px;border-radius:50%;background:var(--brand-light);flex:none}
.hero-media{position:relative}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:24px;background:var(--bg-soft)}
.hero-media::after{
  content:"";position:absolute;right:-14px;bottom:-14px;width:120px;height:120px;
  background:radial-gradient(circle,rgba(18,139,132,.5) 1.4px,transparent 1.6px);
  background-size:14px 14px;opacity:.35;border-radius:50%;pointer-events:none;
}
.chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:30px}
.chip{
  padding:9px 16px;border-radius:var(--r-btn);background:#fff;
  border:1px solid var(--line);font-size:14px;color:var(--text-2);
  transition:border-color .22s ease-out,color .22s ease-out,background .22s ease-out;
}
.chip:hover{border-color:var(--brand-hover);background:var(--bg-soft);color:var(--brand)}

/* ---------- 区块标题组 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.head-left{display:flex;align-items:flex-start;gap:14px}
.head-bar{width:4px;height:20px;border-radius:2px;background:var(--accent);margin-top:8px;flex:none}
.head-sub{margin-top:8px;font-size:13.5px;color:var(--text-3)}

/* ---------- 卡片 / Bento ---------- */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--line-strong)}
.bento{display:grid;grid-template-columns:7fr 5fr;gap:24px}
.bento-side{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.bento-main{overflow:hidden;display:flex;flex-direction:column}
.bento-main img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--bg-soft);border-radius:var(--r-card) var(--r-card) 0 0}
.bento-body{padding:26px 28px 28px}
.bento-body h3{margin:14px 0 10px;font-size:21px}
.bento-body p{color:var(--text-2);font-size:15.5px}
.bento-body .link-arrow{margin-top:16px}
.info-card{padding:24px;display:flex;flex-direction:column;gap:12px}
.icon-orb{
  width:56px;height:56px;border-radius:16px;background:var(--bg-soft);
  display:flex;align-items:center;justify-content:center;color:var(--brand);flex:none;
}
.info-card h3{font-size:17px}
.info-card p{font-size:14.5px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 流程 ---------- */
.flow-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.flow-media img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:var(--r-img);background:var(--bg-soft)}
.flow-list{display:flex;flex-direction:column;gap:8px}
.flow-item{
  display:flex;gap:20px;align-items:flex-start;
  padding:20px 22px;border-radius:var(--r-card);background:#fff;
  border:1px solid var(--line);box-shadow:var(--sh-sm);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.flow-item:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--line-strong)}
.step-num{
  width:44px;height:44px;border-radius:50%;flex:none;
  background:rgba(255,201,74,.28);color:#8A6410;
  display:flex;align-items:center;justify-content:center;font-size:15px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;font-weight:700;
}
.flow-item h3{font-size:17px;margin-bottom:6px}
.flow-item p{font-size:14.5px;color:var(--text-2)}

/* ---------- 清单 ---------- */
.check-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:36px;box-shadow:var(--sh-sm);
}
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 36px}
.check-item{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--text-2)}
.check-item svg{flex:none;margin-top:5px}
.check-note{margin-top:28px;padding-top:22px;border-top:1px solid var(--line);font-size:14px;color:var(--text-3)}

/* ---------- 深色区块 ---------- */
.dark-panel{
  background:var(--brand-deep);border-radius:var(--r-cta);padding:52px;
  color:#EAF4F2;position:relative;overflow:hidden;
}
.dark-panel::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  border:1px solid rgba(185,214,210,.28);border-radius:50%;
}
.dark-panel h2{color:#fff}
.dark-panel .dark-sub{margin-top:14px;color:#B9D6D2;font-size:15.5px;max-width:620px}
.dark-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px;position:relative;z-index:1}
.dark-step{background:rgba(255,255,255,.06);border:1px solid rgba(185,214,210,.22);border-radius:var(--r-card);padding:24px}
.dark-step .num{color:var(--sun);font-size:15px}
.dark-step h3{color:#fff;font-size:17px;margin:12px 0 8px}
.dark-step p{color:#B9D6D2;font-size:14.5px}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;
  margin-bottom:14px;overflow:hidden;
  transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--text);
  transition:color .22s ease-out,background .22s ease-out;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-icon{position:relative;width:18px;height:18px;flex:none;transition:transform .22s ease-out}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px}
.faq-icon::before{left:0;top:8px;width:18px;height:2px}
.faq-icon::after{left:8px;top:0;width:2px;height:18px}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-item[open]{border-color:var(--line-strong);box-shadow:var(--sh-md)}
.faq-item[open]::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent)}
.faq-item[open] summary{color:var(--brand);background:var(--bg)}
.faq-body{padding:0 24px 22px;font-size:15.5px;line-height:1.85;color:var(--text-2)}

/* ---------- CTA ---------- */
.cta-block{
  background:var(--brand-deep);border-radius:var(--r-cta);padding:48px;
  display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center;
  color:#EAF4F2;position:relative;overflow:hidden;
}
.cta-block::before{
  content:"";position:absolute;left:-40px;bottom:-70px;width:220px;height:220px;
  border:1px solid rgba(185,214,210,.22);border-radius:50%;
}
.cta-block h2{color:#fff;font-size:26px}
.cta-block .cta-sub{margin-top:14px;color:#B9D6D2;font-size:15.5px}
.dot-list{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.dot-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:#D5E8E5}
.dot-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--sun);margin-top:9px;flex:none}
.cta-form{background:#fff;border-radius:var(--r-card);padding:28px;position:relative;z-index:1}
.form-row{margin-bottom:18px}
.form-row label{display:block;font-size:14px;color:var(--text-2);margin-bottom:8px}
.form-row input,.form-row select{
  width:100%;height:48px;padding:0 16px;border-radius:var(--r-input);
  border:1px solid var(--line);background:#fff;outline:none;
  transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.form-row input::placeholder{color:var(--text-3)}
.form-row input:focus,.form-row select:focus{border-color:var(--brand-hover);box-shadow:0 0 0 3px rgba(18,139,132,.15)}
.form-row input:disabled,.form-row select:disabled{background:var(--bg);color:var(--text-3);cursor:not-allowed}
.form-note{margin-top:14px;font-size:12.5px;color:var(--text-3);text-align:center}

/* ---------- 站内推荐 ---------- */
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.rec-card{padding:24px;display:flex;flex-direction:column;gap:10px}
.rec-card h3{font-size:17px}
.rec-card p{font-size:14.5px;color:var(--text-2)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);padding:64px 0 0;color:#B9D6D2;margin-top:0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand .logo-text{color:#fff}
.footer-desc{font-size:14px;color:#B9D6D2;max-width:320px}
.footer-contact{margin-top:18px;display:flex;flex-direction:column;gap:6px;font-size:13.5px;color:#9CC2BD}
.footer-title{font-size:15px;color:#fff;margin-bottom:18px}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{
  font-size:14px;color:#B9D6D2;
  transition:color .22s ease-out;
}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-qr{
  width:120px;height:120px;border-radius:16px;border:1px dashed rgba(185,214,210,.4);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:13px;color:#9CC2BD;line-height:1.6;
}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13.5px;color:#9CC2BD;
}
.f-links{display:flex;gap:20px;flex-wrap:wrap}
.f-links a{color:#B9D6D2}
.f-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .nav-inner{flex-wrap:wrap;height:auto;padding:12px 0;gap:12px}
  .nav-brand{width:100%;order:1;display:flex;justify-content:space-between;align-items:center;max-width:none}
  .nav-toggle{display:flex}
  .nav-search{order:2;flex:1 1 100%;max-width:none}
  .nav-links{
    order:3;width:100%;flex-wrap:nowrap;overflow-x:auto;gap:10px;padding-bottom:4px;
    -ms-overflow-style:none;scrollbar-width:none;
  }
  .nav-links::-webkit-scrollbar{display:none}
  .nav-link{
    padding:9px 16px;border-radius:var(--r-btn);background:#fff;border:1px solid var(--line);
    font-size:14px;
  }
  .nav-link.is-active::after{display:none}
  .nav-link.is-active{border-color:var(--brand);background:var(--bg-soft)}
  .nav-cta{display:none}
  .site-header.is-open .nav-links{flex-wrap:wrap;overflow:visible}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-grid .hero-media{order:-1}
  .bento{grid-template-columns:1fr}
  .bento-side{grid-template-columns:1fr 1fr}
  .flow-grid{grid-template-columns:1fr;gap:32px}
  .flow-media img{aspect-ratio:16/9}
  .dark-steps{grid-template-columns:1fr}
  .cta-block{grid-template-columns:1fr;gap:32px;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .dark-panel{padding:36px}
}
@media (max-width:768px){
  .h1{font-size:34px}
  .h2{font-size:24px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px}
  .check-list{grid-template-columns:1fr}
  .rec-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .container{padding:0 20px}
  body{font-size:15.5px}
  .h1{font-size:30px}
  .h2{font-size:22px}
  .h3{font-size:18px}
  .bento-side{grid-template-columns:1fr}
  .page-hero{padding:36px 0 52px}
  .check-panel{padding:24px}
  .cta-block{padding:28px 22px}
  .dark-panel{padding:28px 22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .logo-text{font-size:16px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --brand:#0B5D5B;
  --brand-hover:#0E6C68;
  --brand-light:#128B84;
  --brand-deep:#063B3A;
  --accent:#FF6B3D;
  --accent-2:#FF8A5C;
  --accent-deep:#E2542A;
  --sun:#FFC94A;
  --bg:#F5F9F8;
  --bg-soft:#E6F3F1;
  --card:#FFFFFF;
  --text:#16211F;
  --text-mute:#4E5F5C;
  --text-weak:#7C8C89;
  --line:#E2EBE9;
  --line-strong:#CFDEDA;
  --on-dark:#EAF4F2;
  --on-dark-mute:#B9D6D2;
  --r-card:18px;
  --r-img:20px;
  --r-input:14px;
  --r-cta:28px;
  --sh-sm:0 1px 2px rgba(11,93,91,.06),0 2px 8px rgba(11,93,91,.05);
  --sh-md:0 8px 24px -8px rgba(11,93,91,.18);
  --sh-lg:0 20px 46px -18px rgba(11,93,91,.28);
  --t-fast:220ms ease-out;
  --t-slow:400ms ease-out;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei','Hiragino Sans GB',sans-serif;
  font-size:16.5px;
  line-height:1.78;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button,input,select{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 32px;}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--t-fast),border-color var(--t-fast);
}
.site-header.is-scrolled{box-shadow:var(--sh-sm);border-bottom-color:var(--line);}
.header-inner{
  display:flex;flex-wrap:wrap;align-items:center;
  gap:14px;padding-top:10px;padding-bottom:10px;
}
.logo{display:inline-flex;align-items:center;gap:10px;max-width:200px;order:1;}
.logo-mark{
  width:36px;height:36px;flex:0 0 auto;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand-light),var(--brand));
}
.logo-text{font-size:17px;font-weight:700;color:var(--brand);letter-spacing:-.2px;white-space:nowrap;}
.nav-search{
  order:3;flex:1 1 100%;display:flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:4px 4px 4px 16px;
  transition:border-color var(--t-fast),box-shadow var(--t-fast);
}
.nav-search:focus-within{border-color:var(--brand-hover);box-shadow:0 0 0 3px rgba(18,139,132,.15);}
.nav-search svg{flex:0 0 auto;stroke:var(--text-weak);}
.nav-search input{
  flex:1 1 auto;min-width:0;height:40px;border:0;outline:none;background:transparent;
  font-size:15px;color:var(--text);
}
.nav-search input::placeholder{color:var(--text-weak);}
.search-btn{
  flex:0 0 auto;border:0;cursor:pointer;border-radius:999px;
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;
  padding:9px 18px;transition:background var(--t-fast),transform var(--t-fast);
}
.search-btn:hover{background:var(--brand-hover);}
.search-btn:active{transform:scale(.98);}
.nav-links{
  order:4;flex:1 1 100%;display:flex;align-items:center;gap:16px;
  overflow-x:auto;white-space:nowrap;padding-bottom:4px;
  -ms-overflow-style:none;scrollbar-width:none;
}
.nav-links::-webkit-scrollbar{display:none;}
.nav-link{
  position:relative;flex:0 0 auto;font-size:15px;color:var(--text-mute);
  padding:10px 2px;transition:color var(--t-fast);
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:4px;width:22px;height:2px;border-radius:2px;
  background:var(--accent);transform:translateX(-50%) scaleX(0);transition:transform var(--t-fast);
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after,.nav-link.is-active::after{transform:translateX(-50%) scaleX(1);}
.nav-link.is-active{color:var(--brand);font-weight:600;}
.nav-cta{order:2;margin-left:auto;}
@media (min-width:1024px){
  .header-inner{flex-wrap:nowrap;gap:24px;height:72px;padding-top:0;padding-bottom:0;}
  .logo{order:1;}
  .nav-search{order:2;flex:1 1 320px;max-width:560px;}
  .nav-links{order:3;flex:0 0 auto;overflow:visible;padding-bottom:0;}
  .nav-cta{order:4;}
  .nav-link{padding:6px 2px;}
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;cursor:pointer;
  font-size:15px;font-weight:600;padding:12px 24px;
  transition:transform var(--t-fast),box-shadow var(--t-fast),background var(--t-fast),border-color var(--t-fast),color var(--t-fast);
}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:var(--sh-sm);}
.btn-primary:hover{background:linear-gradient(135deg,var(--accent-deep),var(--accent));transform:translateY(-2px);box-shadow:var(--sh-md);}
.btn-primary:active{transform:translateY(0) scale(.98);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--brand);}
.btn-ghost:hover{border-color:var(--brand-hover);background:var(--bg-soft);transform:translateY(-2px);box-shadow:var(--sh-sm);}
.btn-ghost:active{transform:translateY(0) scale(.98);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-weight:600;font-size:15px;transition:color var(--t-fast);
}
.btn-link:hover{color:var(--accent-deep);}
.btn-link .arw{transition:transform var(--t-fast);}
.btn-link:hover .arw{transform:translateX(4px);}

/* ============ 首屏 ============ */
.page-hero{position:relative;overflow:hidden;padding:32px 0 8px;}
.hero-deco{
  position:absolute;right:-60px;top:10px;width:320px;height:320px;
  opacity:.1;pointer-events:none;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-weak);margin-bottom:22px;
}
.breadcrumb a{color:var(--brand);transition:color var(--t-fast);}
.breadcrumb a:hover{color:var(--accent-deep);text-decoration:underline;text-underline-offset:4px;}
.breadcrumb .sep{color:var(--line-strong);}
.hero-grid{display:grid;grid-template-columns:1fr;gap:36px;align-items:center;position:relative;}
@media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:48px;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;background:var(--bg-soft);
  color:var(--brand);font-size:13.5px;font-weight:600;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);}
.hero-title{
  font-size:30px;font-weight:700;line-height:1.22;letter-spacing:-.4px;margin-top:16px;
}
@media (min-width:768px){.hero-title{font-size:44px;}}
@media (min-width:1024px){.hero-title{font-size:48px;}}
.hero-sub{font-size:17px;color:var(--text);font-weight:600;margin-top:14px;line-height:1.6;}
.hero-lead{font-size:16.5px;color:var(--text-mute);margin-top:12px;max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;padding:8px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:13.5px;color:var(--text-mute);
  transition:border-color var(--t-fast),background var(--t-fast),color var(--t-fast),transform var(--t-fast);
}
.chip:hover{border-color:var(--brand-hover);color:var(--brand);background:var(--bg-soft);transform:translateY(-1px);}
.hero-visual{position:relative;}
.hero-img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:24px;
  background:var(--bg-soft);box-shadow:var(--sh-lg);
}
.floating-card{
  position:absolute;left:16px;bottom:16px;max-width:calc(100% - 32px);
  background:#fff;border-radius:16px;box-shadow:var(--sh-md);
  padding:14px 16px;border:1px solid var(--line);
}
.floating-title{font-size:13px;color:var(--text-weak);display:block;margin-bottom:8px;}
.quick-chips{display:flex;flex-wrap:wrap;gap:8px;}
.quick-chip{
  font-size:13px;color:var(--brand);background:var(--bg-soft);
  border-radius:999px;padding:6px 12px;transition:background var(--t-fast),color var(--t-fast);
}
.quick-chip:hover{background:var(--brand);color:#fff;}

/* ============ 区块通用 ============ */
.section{padding:56px 0;}
@media (min-width:768px){.section{padding:88px 0;}}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:36px;}
.section-title{
  position:relative;padding-left:16px;font-size:22px;font-weight:700;
  line-height:1.22;letter-spacing:-.4px;
}
.section-title::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:20px;border-radius:4px;background:var(--accent);
}
@media (min-width:768px){.section-title{font-size:30px;}}
.section-sub{font-size:13.5px;color:var(--text-weak);margin-top:10px;padding-left:16px;max-width:720px;}
.section-soft{background:var(--bg-soft);}

/* ============ 双栏功能对照 ============ */
.compare-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:1024px){.compare-grid{grid-template-columns:1fr 1fr;}}
.compare-col{border-radius:var(--r-card);border:1px solid var(--line);padding:24px;}
@media (min-width:768px){.compare-col{padding:30px;}}
.compare-col.is-soft{background:var(--bg-soft);}
.compare-col.is-plain{background:#fff;box-shadow:var(--sh-sm);}
.compare-head{display:flex;align-items:center;gap:10px;margin-bottom:8px;}
.compare-badge{
  font-size:13px;font-weight:600;padding:5px 12px;border-radius:999px;
  background:rgba(255,107,61,.1);color:var(--accent-deep);
}
.compare-badge.alt{background:#fff;color:var(--brand);border:1px solid var(--line);}
.compare-col.is-plain .compare-badge{background:var(--bg-soft);color:var(--brand);}
.compare-name{font-size:21px;font-weight:700;letter-spacing:-.3px;}
.compare-note{font-size:13.5px;color:var(--text-mute);margin-bottom:18px;}
.f-item{display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line-strong);}
.f-item:last-child{border-bottom:0;padding-bottom:0;}
.f-icon{
  flex:0 0 auto;width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);color:var(--brand);
  transition:background var(--t-fast),color var(--t-fast),transform var(--t-fast);
}
.compare-col.is-plain .f-icon{background:var(--bg-soft);border-color:transparent;}
.f-item:hover .f-icon{background:var(--brand);color:#fff;transform:translateY(-2px);}
.f-title{font-size:17px;font-weight:600;color:var(--text);}
.f-text{font-size:14.5px;color:var(--text-mute);margin-top:4px;line-height:1.75;}

/* ============ 操作路径 ============ */
.flow{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:768px){.flow{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.flow{grid-template-columns:repeat(4,1fr);}}
.flow-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-sm);
  transition:transform var(--t-fast),box-shadow var(--t-fast),border-color var(--t-fast);
}
.flow-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--line-strong);}
.flow-bar{height:4px;border-radius:999px;background:var(--bg-soft);overflow:hidden;margin-bottom:18px;}
.flow-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand-light),var(--brand));}
.flow-num{
  width:40px;height:40px;border-radius:999px;display:grid;place-items:center;
  background:var(--sun);color:var(--brand-deep);font-weight:700;font-size:15px;
  font-family:var(--mono);font-variant-numeric:tabular-nums;
}
.flow-title{font-size:17px;font-weight:700;margin-top:14px;}
.flow-text{font-size:14.5px;color:var(--text-mute);margin-top:8px;line-height:1.75;}

/* ============ 使用场景清单 ============ */
.task-list{display:grid;grid-template-columns:1fr;gap:16px;}
@media (min-width:768px){.task-list{grid-template-columns:1fr 1fr;}}
.task{
  display:flex;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px;
  transition:transform var(--t-fast),box-shadow var(--t-fast),border-color var(--t-fast);
}
.task:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--line-strong);}
.task-check{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:var(--bg-soft);color:var(--brand);margin-top:2px;
}
.task-title{font-size:16.5px;font-weight:600;}
.task-text{font-size:14.5px;color:var(--text-mute);margin-top:6px;line-height:1.75;}

/* ============ 数据条 ============ */
.stats-band{
  background:var(--brand-deep);border-radius:var(--r-cta);
  padding:32px 24px;display:grid;grid-template-columns:1fr 1fr;gap:24px;
}
@media (min-width:768px){.stats-band{grid-template-columns:repeat(4,1fr);padding:40px 36px;}}
.stat-num{
  font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:700;
  font-size:30px;color:var(--sun);line-height:1.2;
}
.stat-label{font-size:14px;color:var(--on-dark-mute);margin-top:6px;}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:1fr;gap:16px;}
@media (min-width:1024px){.faq-wrap{grid-template-columns:1fr 1fr;align-items:start;}}
details.faq{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:16px;padding:18px 22px;
  transition:background var(--t-fast),box-shadow var(--t-fast),border-color var(--t-fast);
}
details.faq:hover{border-color:var(--line-strong);box-shadow:var(--sh-sm);}
details.faq[open]{background:var(--bg);box-shadow:var(--sh-sm);}
details.faq[open]::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;background:var(--accent);
}
details.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  font-size:17px;font-weight:600;color:var(--text);line-height:1.6;
}
details.faq summary::-webkit-details-marker{display:none;}
.faq-icon{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;border:1px solid var(--line-strong);
  display:grid;place-items:center;font-size:15px;line-height:1;color:var(--brand);
  transition:transform var(--t-fast),background var(--t-fast),color var(--t-fast),border-color var(--t-fast);
}
details.faq[open] .faq-icon{transform:rotate(45deg);background:var(--accent);color:#fff;border-color:transparent;}
.faq-body{font-size:15px;color:var(--text-mute);line-height:1.85;margin-top:12px;}

/* ============ CTA ============ */
.cta-block{
  background:var(--brand-deep);border-radius:var(--r-cta);
  padding:32px 24px;display:grid;grid-template-columns:1fr;gap:28px;color:var(--on-dark);
  position:relative;overflow:hidden;
}
@media (min-width:768px){.cta-block{padding:40px 36px;}}
@media (min-width:1024px){.cta-block{grid-template-columns:1.15fr .85fr;gap:40px;padding:48px;align-items:center;}}
.cta-title{font-size:22px;font-weight:700;letter-spacing:-.4px;color:#fff;line-height:1.3;}
@media (min-width:768px){.cta-title{font-size:30px;}}
.cta-text{font-size:15px;color:var(--on-dark-mute);margin-top:12px;max-width:520px;}
.cta-points{margin-top:20px;display:grid;gap:10px;}
.cta-points li{position:relative;padding-left:20px;font-size:14.5px;color:var(--on-dark-mute);}
.cta-points li::before{
  content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:var(--sun);
}
.cta-side{display:grid;gap:12px;}
.cta-link{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  border-radius:14px;padding:15px 18px;font-size:15px;font-weight:600;color:#fff;
  transition:background var(--t-fast),border-color var(--t-fast),transform var(--t-fast);
}
.cta-link:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.3);transform:translateY(-2px);}
.cta-link .arw{transition:transform var(--t-fast);}
.cta-link:hover .arw{transform:translateX(4px);}
.cta-back{
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:14px;padding:14px 18px;font-size:14.5px;color:var(--on-dark-mute);
  border:1px dashed rgba(255,255,255,.24);transition:color var(--t-fast),border-color var(--t-fast);
}
.cta-back:hover{color:#fff;border-color:rgba(255,255,255,.5);}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-deep);color:var(--on-dark);padding-top:64px;margin-top:72px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;}
@media (min-width:768px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}}
.site-footer .logo-text{color:#fff;}
.site-footer .logo-mark{background:rgba(255,255,255,.12);}
.footer-title{font-size:17px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{font-size:14px;color:var(--on-dark-mute);transition:color var(--t-fast);}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-desc{font-size:14px;color:var(--on-dark-mute);line-height:1.7;margin-top:14px;}
.footer-contact{display:flex;flex-direction:column;gap:6px;margin-top:14px;font-size:13.5px;color:var(--on-dark-mute);}
.footer-qr{
  width:120px;height:120px;border-radius:14px;border:1px dashed rgba(255,255,255,.32);
  display:grid;place-items:center;text-align:center;font-size:13px;color:var(--on-dark-mute);line-height:1.6;
}
.footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13.5px;color:var(--on-dark-mute);
}
.f-links{display:flex;flex-wrap:wrap;gap:18px;}
.f-links a{transition:color var(--t-fast);}
.f-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}

/* ============ 移动端细化 ============ */
@media (max-width:640px){
  body{font-size:15.5px;line-height:1.75;}
  .chip-row{flex-wrap:nowrap;overflow-x:auto;-ms-overflow-style:none;scrollbar-width:none;}
  .chip-row::-webkit-scrollbar{display:none;}
  .chip{flex:0 0 auto;}
  .hero-actions .btn{width:100%;}
  .section-head{margin-bottom:28px;}
}
@media (max-width:520px){
  .logo-text{font-size:15px;}
  .logo-mark{width:32px;height:32px;border-radius:10px;}
  .stat-num{font-size:26px;}
  .footer-bottom{font-size:13px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --brand:#0B5D5B;
  --brand-hover:#0E6C68;
  --brand-light:#128B84;
  --brand-deep:#063B3A;
  --accent:#FF6B3D;
  --accent-2:#FF8A5C;
  --accent-deep:#E2542A;
  --sun:#FFC94A;
  --bg:#F5F9F8;
  --bg-soft:#E6F3F1;
  --card:#FFFFFF;
  --text:#16211F;
  --text-2:#4E5F5C;
  --text-3:#7C8C89;
  --line:#E2EBE9;
  --line-strong:#CFDEDA;
  --r-pill:999px;
  --r-card:18px;
  --r-img:20px;
  --r-input:14px;
  --r-cta:28px;
  --shadow-sm:0 1px 2px rgba(11,93,91,.06),0 2px 8px rgba(11,93,91,.05);
  --shadow-md:0 8px 24px -8px rgba(11,93,91,.18);
  --shadow-lg:0 20px 46px -18px rgba(11,93,91,.28);
  --font:'Noto Sans SC','PingFang SC','Microsoft YaHei','Hiragino Sans GB',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.78;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:700;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 32px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid transparent;
  transition:box-shadow .22s ease-out,border-color .22s ease-out;
}
.site-header.is-scrolled{box-shadow:var(--shadow-sm);border-bottom-color:var(--line);}
.header-top{display:flex;align-items:center;gap:18px;min-height:72px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;max-width:200px;}
.logo-mark{
  width:34px;height:34px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(135deg,#128B84,#0B5D5B);
  display:grid;place-items:center;box-shadow:var(--shadow-sm);
}
.logo-text{font-size:16px;font-weight:700;color:var(--brand);letter-spacing:-.2px;white-space:nowrap;}

.nav-search{
  position:relative;flex:1 1 auto;max-width:440px;
  display:flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:5px 5px 5px 16px;
  transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.nav-search:focus-within{border-color:var(--brand-hover);box-shadow:0 0 0 3px rgba(18,139,132,.15);}
.nav-search input{
  flex:1 1 auto;min-width:0;border:0;outline:0;background:transparent;
  font-size:14.5px;color:var(--text);padding:8px 0;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search button{
  flex:0 0 auto;border:0;cursor:pointer;border-radius:var(--r-pill);
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;font-size:14px;font-weight:600;padding:9px 18px;
  transition:transform .22s ease-out,box-shadow .22s ease-out,filter .22s ease-out;
}
.nav-search button:hover{filter:brightness(.96);box-shadow:var(--shadow-md);transform:translateY(-1px);}
.nav-search button:active{transform:translateY(0) scale(.98);}

.nav-links{display:flex;align-items:center;gap:16px;flex:0 0 auto;}
.nav-link{
  position:relative;font-size:14.5px;color:var(--text-2);padding:8px 0;
  white-space:nowrap;transition:color .22s ease-out;
}
.nav-link:hover{color:var(--brand);}
.nav-link.is-active{color:var(--brand);font-weight:700;}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  border-radius:2px;background:var(--accent);
}
.nav-cta{flex:0 0 auto;font-size:14.5px;padding:10px 20px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);font-size:15px;font-weight:600;
  padding:12px 24px;border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease-out,box-shadow .22s ease-out,background-color .22s ease-out,border-color .22s ease-out,color .22s ease-out;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;box-shadow:var(--shadow-sm);
}
.btn-primary:hover{
  background:linear-gradient(135deg,var(--accent-deep),var(--accent));
  transform:translateY(-2px);box-shadow:var(--shadow-md);
}
.btn-primary:active{transform:translateY(0) scale(.98);}
.btn-secondary{background:#fff;color:var(--brand);border-color:var(--line);}
.btn-secondary:hover{border-color:var(--brand-hover);background:var(--bg-soft);transform:translateY(-2px);}
.btn-secondary:active{transform:translateY(0) scale(.98);}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--text-3);padding:22px 0 0;
}
.breadcrumb a{color:var(--brand);transition:color .22s ease-out;}
.breadcrumb a:hover{color:var(--accent-deep);text-decoration:underline;text-underline-offset:4px;}
.breadcrumb .sep{color:var(--line-strong);}
.breadcrumb .current{color:var(--text-3);}

/* ---------- Hero ---------- */
.page-hero{padding-bottom:56px;}
.hero-grid{
  display:grid;grid-template-columns:1fr;gap:32px;align-items:center;
  padding-top:26px;
}
@media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:48px;padding-top:34px;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--bg-soft);color:var(--brand);
  border-radius:var(--r-pill);padding:7px 16px;font-size:13.5px;font-weight:600;
}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block;}
.page-hero h1{
  font-size:30px;line-height:1.22;letter-spacing:-.4px;font-weight:800;
  margin:18px 0 14px;color:var(--text);
}
@media (min-width:768px){.page-hero h1{font-size:48px;}}
.hero-lead{font-size:16.5px;color:var(--text-2);max-width:640px;}

.faq-filter{
  display:flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:5px 5px 5px 18px;margin-top:26px;max-width:560px;
  transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.faq-filter:focus-within{border-color:var(--brand-hover);box-shadow:0 0 0 3px rgba(18,139,132,.15);}
.faq-filter input{
  flex:1 1 auto;min-width:0;border:0;outline:0;background:transparent;
  font-size:14.5px;padding:9px 0;color:var(--text);
}
.faq-filter input::placeholder{color:var(--text-3);}
.faq-filter button{
  flex:0 0 auto;border:0;cursor:pointer;border-radius:var(--r-pill);
  background:var(--bg-soft);color:var(--brand);
  font-size:14px;font-weight:600;padding:9px 18px;
  transition:background-color .22s ease-out,color .22s ease-out,transform .22s ease-out;
}
.faq-filter button:hover{background:var(--brand);color:#fff;transform:translateY(-1px);}
.faq-filter button:active{transform:translateY(0) scale(.98);}

.anchor-chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px;}
.chip{
  display:inline-flex;align-items:center;
  border:1px solid var(--line);background:#fff;color:var(--text-2);
  border-radius:var(--r-pill);padding:9px 18px;font-size:14px;
  transition:background-color .22s ease-out,color .22s ease-out,border-color .22s ease-out,transform .22s ease-out;
}
.chip:hover{border-color:var(--brand-hover);color:var(--brand);transform:translateY(-2px);}
.chip.is-current{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;}

.hero-figure{
  border-radius:var(--r-img);overflow:hidden;background:var(--bg-soft);
  box-shadow:var(--shadow-md);position:relative;
}
.hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease-out;}
.hero-figure:hover img{transform:scale(1.03);}
.hero-figure::after{
  content:"";position:absolute;right:-30px;bottom:-30px;width:180px;height:180px;
  background-image:radial-gradient(rgba(11,93,91,.35) 1.4px,transparent 1.4px);
  background-size:14px 14px;opacity:.12;pointer-events:none;
}

/* ---------- 板块通用 ---------- */
.section{padding:56px 0;}
@media (min-width:1024px){.section{padding:88px 0;}}
.section-soft{background:var(--bg-soft);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;flex-wrap:wrap;margin-bottom:40px;
}
.section-head h2,.bar-title{
  position:relative;padding-left:16px;font-size:22px;line-height:1.22;
  letter-spacing:-.4px;font-weight:800;color:var(--text);
}
@media (min-width:768px){.section-head h2,.bar-title{font-size:30px;}}
.section-head h2::before,.bar-title::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:20px;border-radius:2px;background:var(--accent);
}
.section-note{font-size:13.5px;color:var(--text-3);margin-top:8px;}

/* ---------- 速览卡 ---------- */
.topic-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:640px){.topic-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.topic-grid{grid-template-columns:repeat(4,1fr);}}
.topic-card{
  display:block;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.topic-icon{
  width:44px;height:44px;border-radius:14px;background:var(--bg-soft);
  display:grid;place-items:center;margin-bottom:16px;
}
.topic-card h3{font-size:18px;font-weight:700;letter-spacing:-.2px;margin-bottom:8px;}
.topic-card p{font-size:14.5px;color:var(--text-2);line-height:1.75;}
.topic-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.topic-more .arrow{transition:transform .22s ease-out;}
.topic-card:hover .topic-more .arrow{transform:translateX(4px);}

/* ---------- FAQ ---------- */
.faq-columns{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:1024px){.faq-columns{grid-template-columns:1fr 1fr;gap:32px;}}
.faq-group{margin-bottom:30px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group-title{
  font-size:17px;font-weight:700;color:var(--text);
  padding-left:14px;position:relative;margin-bottom:16px;
}
.faq-group-title::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:16px;border-radius:2px;background:var(--brand-light);
}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:16px;
  margin-bottom:12px;overflow:hidden;
  transition:box-shadow .22s ease-out,border-color .22s ease-out,background-color .22s ease-out;
}
.faq-item:hover{border-color:var(--line-strong);box-shadow:var(--shadow-sm);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;
  justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--text);line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  flex:0 0 auto;width:22px;height:22px;position:relative;
  transition:transform .22s ease-out;margin-top:2px;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;
}
.faq-icon::before{left:3px;right:3px;top:10px;height:2px;}
.faq-icon::after{left:10px;top:3px;bottom:3px;width:2px;}
.faq-item[open]{background:var(--bg);box-shadow:inset 3px 0 0 var(--accent);}
.faq-item[open] .faq-icon{transform:rotate(45deg);}
.faq-body{padding:0 24px 20px;font-size:15.5px;color:var(--text-2);line-height:1.78;}
.faq-body strong{color:var(--brand);font-weight:700;}
.faq-empty{
  display:none;margin-top:32px;border:2px dashed var(--line-strong);
  border-radius:18px;padding:44px 24px;text-align:center;background:#fff;
}
.faq-empty p{font-size:15px;color:var(--text-2);margin-top:14px;}
.faq-empty .btn{margin-top:20px;}
.is-hidden{display:none !important;}

/* ---------- 自查板块 ---------- */
.check-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:center;}
@media (min-width:1024px){.check-grid{grid-template-columns:6fr 6fr;gap:56px;}}
.check-figure{border-radius:var(--r-img);overflow:hidden;background:var(--bg-soft);box-shadow:var(--shadow-md);}
.check-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease-out;}
.check-figure:hover img{transform:scale(1.03);}
.check-copy h2{font-size:22px;line-height:1.22;letter-spacing:-.4px;font-weight:800;margin-bottom:14px;}
@media (min-width:768px){.check-copy h2{font-size:30px;}}
.check-copy>p{font-size:15.5px;color:var(--text-2);margin-bottom:28px;}
.check-list li{
  display:flex;gap:16px;padding:18px 0;border-top:1px solid var(--line);
}
.check-list li:first-child{border-top:0;padding-top:0;}
.check-list .num{
  font-size:20px;color:var(--sun);line-height:1.2;flex:0 0 auto;min-width:34px;
}
.check-list h3{font-size:17px;font-weight:700;margin-bottom:6px;}
.check-list p{font-size:14.5px;color:var(--text-2);}

/* ---------- 帮助条 ---------- */
.help-bar{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-cta);
  padding:32px 24px;display:flex;flex-direction:column;gap:24px;
  box-shadow:var(--shadow-sm);
}
@media (min-width:1024px){
  .help-bar{flex-direction:row;align-items:center;justify-content:space-between;padding:44px 48px;gap:40px;}
}
.help-bar h2{font-size:20px;font-weight:800;letter-spacing:-.3px;margin-bottom:10px;}
@media (min-width:768px){.help-bar h2{font-size:26px;}}
.help-bar p{font-size:15px;color:var(--text-2);max-width:620px;}
.help-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto;}
@media (max-width:639px){.help-actions .btn{width:100%;}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);color:#B9D6D2;padding-top:64px;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:36px;padding-bottom:48px;
}
@media (min-width:640px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}}
.footer-brand .logo-text{color:#fff;}
.footer-desc{font-size:14px;line-height:1.8;color:#B9D6D2;margin-top:16px;max-width:340px;}
.footer-contact{display:flex;flex-direction:column;gap:6px;margin-top:16px;font-size:13.5px;color:#9EC2BD;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{
  font-size:14px;color:#B9D6D2;
  transition:color .22s ease-out;
}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-qr{
  width:130px;height:130px;border-radius:14px;
  border:1px dashed rgba(255,255,255,.28);background:rgba(255,255,255,.04);
  display:grid;place-items:center;text-align:center;
  font-size:13px;line-height:1.6;color:#B9D6D2;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 30px;display:flex;justify-content:space-between;
  align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:#9EC2BD;
}
.f-links{display:flex;gap:18px;flex-wrap:wrap;}
.f-links a{color:#B9D6D2;font-size:13.5px;transition:color .22s ease-out;}
.f-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}

/* ---------- 移动端导航 ---------- */
@media (max-width:1023px){
  .header-top{flex-wrap:wrap;height:auto;padding:12px 0;row-gap:10px;gap:12px;}
  .logo{order:1;}
  .nav-cta{order:2;margin-left:auto;font-size:13.5px;padding:9px 16px;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;}
  .nav-search input{font-size:14px;}
  .nav-links{
    order:4;flex:1 1 100%;gap:8px;overflow-x:auto;padding-bottom:2px;
    scrollbar-width:none;-ms-overflow-style:none;
  }
  .nav-links::-webkit-scrollbar{display:none;}
  .nav-link{font-size:14px;padding:10px 14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);min-height:44px;display:inline-flex;align-items:center;}
  .nav-link.is-active{background:var(--brand-deep);color:#fff;border-color:var(--brand-deep);}
  .nav-link.is-active::after{display:none;}
}
@media (max-width:1279px) and (min-width:1024px){
  .nav-links{gap:10px;}
  .nav-link{font-size:13.5px;}
  .nav-search{max-width:330px;}
}
@media (max-width:640px){
  body{font-size:15.5px;}
  .page-hero h1{font-size:30px;}
  .faq-item summary{font-size:16px;padding:18px 18px;}
  .faq-body{padding:0 18px 18px;font-size:15px;}
  .anchor-chips{gap:8px;}
  .chip{font-size:13.5px;padding:9px 15px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category5 */
:root{
  --brand:#0B5D5B;
  --brand-hover:#0E6C68;
  --brand-light:#128B84;
  --brand-deep:#063B3A;
  --accent:#FF6B3D;
  --accent-2:#FF8A5C;
  --accent-deep:#E2542A;
  --sun:#FFC94A;
  --bg:#F5F9F8;
  --bg-soft:#E6F3F1;
  --card:#FFFFFF;
  --text:#16211F;
  --text-2:#4E5F5C;
  --text-3:#7C8C89;
  --line:#E2EBE9;
  --line-2:#CFDEDA;
  --r-pill:999px;
  --r-card:18px;
  --r-img:20px;
  --r-input:14px;
  --r-cta:28px;
  --sh-sm:0 1px 2px rgba(11,93,91,.06),0 2px 8px rgba(11,93,91,.05);
  --sh-md:0 8px 24px -8px rgba(11,93,91,.18);
  --sh-lg:0 20px 46px -18px rgba(11,93,91,.28);
  --font:'Noto Sans SC','PingFang SC','Microsoft YaHei','Hiragino Sans GB',sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
html{scroll-behavior:smooth;}
html body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  font-size:16.5px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,figure{margin:0;}
ul{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 32px;}}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:.3px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid transparent;
  transition:box-shadow .22s ease-out,border-color .22s ease-out;
}
.site-header.is-scrolled{box-shadow:var(--sh-sm);border-bottom-color:var(--line);}
.header-inner{display:flex;align-items:center;gap:22px;height:72px;}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;max-width:200px;flex:0 0 auto;}
.logo-mark{
  width:36px;height:36px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand-light),var(--brand));
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-sm);
}
.logo-text{font-size:16px;font-weight:700;color:var(--brand);letter-spacing:-.2px;white-space:nowrap;}
.nav-search{
  position:relative;display:flex;align-items:center;gap:8px;
  flex:1 1 auto;max-width:560px;height:44px;padding:4px 4px 4px 16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.nav-search:focus-within{border-color:var(--brand-hover);box-shadow:0 0 0 3px rgba(18,139,132,.15);}
.search-icon{flex:0 0 auto;}
.search-input{
  flex:1 1 auto;min-width:0;border:0;outline:none;background:transparent;
  font-family:inherit;font-size:15px;color:var(--text);height:36px;
}
.search-input::placeholder{color:var(--text-3);}
.search-btn{
  flex:0 0 auto;border:0;cursor:pointer;font-family:inherit;font-size:14px;font-weight:600;
  color:#fff;padding:9px 20px;border-radius:var(--r-pill);
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  transition:background .22s ease-out,transform .22s ease-out;
}
.search-btn:hover{background:linear-gradient(135deg,var(--accent-deep),var(--accent));transform:translateY(-1px);}
.search-btn:active{transform:translateY(0) scale(.98);}
.nav-links{display:flex;align-items:center;gap:20px;flex:0 0 auto;}
.nav-link{
  position:relative;font-size:15px;color:var(--text-2);text-decoration:none;
  padding:6px 0;transition:color .2s ease-out;white-space:nowrap;
}
.nav-link:hover{color:var(--brand);}
.nav-link.is-active{color:var(--brand);font-weight:600;}
.nav-link.is-active::after{
  content:'';position:absolute;left:0;right:0;bottom:-4px;height:2px;
  border-radius:2px;background:var(--accent);
}
.nav-toggle{
  display:none;flex:0 0 auto;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand);}
.nav-toggle:hover{border-color:var(--brand-hover);background:var(--bg-soft);}
.mobile-chips{display:none;border-top:1px solid var(--line);background:#fff;}
.chips-row{display:flex;gap:10px;overflow-x:auto;padding:12px 20px;scrollbar-width:none;}
.chips-row::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;min-height:40px;
  padding:8px 16px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;color:var(--text-2);font-size:14.5px;text-decoration:none;
  transition:all .2s ease-out;
}
.chip:hover{border-color:var(--brand-hover);color:var(--brand);background:var(--bg-soft);}
.chip.is-active{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;}
@media (max-width:1199px){
  .header-inner{flex-wrap:wrap;height:auto;padding-top:12px;padding-bottom:12px;gap:14px;}
  .logo{flex:1 1 auto;}
  .nav-toggle{display:inline-flex;}
  .nav-search{order:3;flex:1 0 100%;max-width:none;}
  .nav-links,.nav-cta{display:none;}
  .mobile-chips.is-open{display:block;}
}

/* ---------- 按钮 / 标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;font-family:inherit;font-size:15px;font-weight:600;
  padding:12px 24px;border-radius:var(--r-pill);text-decoration:none;
  transition:transform .22s ease-out,box-shadow .22s ease-out,background .22s ease-out,color .22s ease-out,border-color .22s ease-out;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;
  box-shadow:0 10px 24px -12px rgba(226,84,42,.65);
}
.btn-primary:hover{background:linear-gradient(135deg,var(--accent-deep),var(--accent));transform:translateY(-2px);box-shadow:var(--sh-md);}
.btn-primary:active{transform:translateY(0) scale(.98);}
.btn-primary:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.btn-secondary{background:#fff;color:var(--brand);border:1px solid var(--line);}
.btn-secondary:hover{border-color:var(--brand-hover);background:var(--bg-soft);transform:translateY(-2px);}
.btn-secondary:active{transform:translateY(0) scale(.98);}
.btn-secondary:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;background:var(--bg-soft);color:var(--brand);
}
.badge-accent{background:rgba(255,107,61,.10);color:var(--accent-deep);}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;
  color:var(--brand);text-decoration:none;transition:color .2s ease-out;
}
.link-more .arw{transition:transform .22s ease-out;display:inline-block;}
.link-more:hover{color:var(--brand-hover);}
.link-more:hover .arw{transform:translateX(4px);}
.link-more:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}

/* ---------- 区块与栅格 ---------- */
.section{padding:64px 0;}
@media (min-width:768px){.section{padding:88px 0;}}
.section-tight{padding:44px 0;}
.section-title-group{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:40px;
}
.section-title{display:flex;gap:12px;align-items:flex-start;}
.section-bar{width:4px;height:20px;border-radius:2px;background:var(--accent);margin-top:7px;flex:0 0 auto;}
.section-title h2{font-size:30px;line-height:1.22;letter-spacing:-.4px;font-weight:700;color:var(--text);}
.section-title p{font-size:13.5px;color:var(--text-3);margin-top:6px;}
@media (max-width:640px){.section-title h2{font-size:22px;}}
.grid-2{display:grid;gap:24px;}
.grid-3{display:grid;gap:24px;}
.grid-4{display:grid;gap:24px;}
@media (min-width:640px){
  .grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (min-width:768px){.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}}
@media (min-width:1024px){
  .grid-4{grid-template-columns:repeat(4,minmax(0,1fr));}
  .span-left-5{grid-column:span 5;}
  .span-right-7{grid-column:span 7;}
}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-sm);padding:24px;
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--line-2);}
.card-title{font-size:21px;line-height:1.3;font-weight:700;letter-spacing:-.3px;margin-bottom:10px;}
.card-desc{font-size:15.5px;color:var(--text-2);line-height:1.78;}
.cover{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);
  background:var(--bg-soft);display:block;
}

/* ---------- Hero ---------- */
.page-hero{position:relative;padding:44px 0 36px;overflow:hidden;background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);}
@media (min-width:768px){.page-hero{padding:56px 0 44px;}}
.hero-deco{position:absolute;pointer-events:none;opacity:.1;}
.hero-deco-a{right:-50px;top:-30px;width:300px;height:300px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px;}
.breadcrumb a{color:var(--brand);text-decoration:none;}
.breadcrumb a:hover{text-decoration:underline;text-underline-offset:4px;}
.hero-pill{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:13.5px;color:var(--brand);font-weight:600;
  margin-bottom:18px;box-shadow:var(--sh-sm);
}
.pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);position:relative;flex:0 0 auto;}
.pulse-dot::after{
  content:'';position:absolute;inset:-4px;border-radius:50%;border:2px solid rgba(255,107,61,.35);
  animation:pulse 1.6s ease-out infinite;
}
@keyframes pulse{0%{transform:scale(.7);opacity:.9;}100%{transform:scale(1.4);opacity:0;}}
.page-title{font-size:30px;line-height:1.22;letter-spacing:-.4px;font-weight:700;color:var(--text);margin-bottom:14px;}
@media (min-width:768px){.page-title{font-size:48px;}}
.page-lead{font-size:16.5px;color:var(--text-2);max-width:680px;margin-bottom:26px;}
.anchor-chips{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none;}
.anchor-chips::-webkit-scrollbar{display:none;}
.anchor-chip{
  flex:0 0 auto;display:inline-flex;align-items:center;min-height:42px;
  padding:9px 18px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;color:var(--text-2);font-size:14.5px;text-decoration:none;
  transition:all .2s ease-out;white-space:nowrap;
}
.anchor-chip:hover{border-color:var(--brand-hover);color:var(--brand);background:var(--bg-soft);}
.anchor-chip.is-active{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;}
.anchor-chip:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

/* ---------- 数据卡 ---------- */
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-sm);transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--line-2);}
.stat-label{font-size:13.5px;color:var(--text-3);margin-bottom:10px;}
.stat-value{font-size:30px;line-height:1.15;color:var(--brand-deep);}
.stat-note{font-size:13.5px;color:var(--text-2);margin-top:10px;}

/* ---------- 本期重点 ---------- */
.focus-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-img);
  padding:24px;box-shadow:var(--sh-sm);display:grid;gap:28px;
}
@media (min-width:1024px){
  .focus-card{grid-template-columns:5fr 7fr;padding:28px;border-radius:24px;}
}
.focus-list{display:flex;flex-direction:column;gap:12px;margin:18px 0 22px;}
.focus-list li{display:flex;gap:10px;font-size:15.5px;color:var(--text-2);}
.focus-list li::before{
  content:'';flex:0 0 auto;width:8px;height:8px;border-radius:50%;
  background:var(--sun);margin-top:9px;
}
.focus-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 时间轴 ---------- */
.timeline{--tl-x:34px;position:relative;padding-left:var(--tl-x);}
.timeline::before{
  content:'';position:absolute;left:6px;top:10px;bottom:10px;width:2px;
  border-radius:2px;background:var(--line);
}
.tl-item{position:relative;padding-bottom:28px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:'';position:absolute;left:calc(1px - var(--tl-x));top:8px;
  width:12px;height:12px;border-radius:50%;background:#fff;
  border:2px solid var(--line-2);box-sizing:border-box;z-index:1;
}
.tl-item.is-latest::before{border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,107,61,.14);}
.tl-date{font-size:13.5px;color:var(--text-3);margin-bottom:10px;}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-sm);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--line-2);}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px;}
.tl-scope{font-size:13px;color:var(--text-3);}
.tl-title{font-size:21px;line-height:1.3;font-weight:700;letter-spacing:-.3px;margin-bottom:10px;}
.tl-desc{font-size:15.5px;color:var(--text-2);margin-bottom:14px;}
@media (max-width:640px){
  .timeline{--tl-x:24px;}
  .tl-title{font-size:18px;}
}
.records-side{
  background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;
}
.records-side h3{font-size:17px;font-weight:700;margin-bottom:14px;color:var(--text);}
.records-side ul{display:flex;flex-direction:column;gap:12px;}
.records-side li{font-size:14.5px;color:var(--text-2);display:flex;gap:10px;}
.records-side li span.dot{width:8px;height:8px;border-radius:50%;background:var(--brand-light);flex:0 0 auto;margin-top:8px;}

/* ---------- 订阅 CTA ---------- */
.cta-block{
  background:var(--brand-deep);border-radius:var(--r-cta);
  padding:36px 24px;color:#EAF4F2;
  box-shadow:var(--sh-lg);position:relative;overflow:hidden;
}
@media (min-width:768px){.cta-block{padding:48px 44px;}}
.cta-deco{position:absolute;right:-40px;bottom:-70px;width:320px;height:320px;opacity:.12;pointer-events:none;}
.cta-inner{position:relative;display:grid;gap:32px;}
@media (min-width:1024px){.cta-inner{grid-template-columns:1fr 1fr;gap:48px;align-items:start;}}
.cta-title{font-size:30px;line-height:1.22;letter-spacing:-.4px;font-weight:700;color:#fff;margin-bottom:14px;}
@media (max-width:640px){.cta-title{font-size:22px;}}
.cta-text{font-size:15.5px;color:#B9D6D2;max-width:480px;}
.cta-points{display:flex;flex-direction:column;gap:10px;margin-top:20px;}
.cta-points li{display:flex;gap:10px;font-size:15px;color:#EAF4F2;}
.cta-points li::before{content:'';flex:0 0 auto;width:8px;height:8px;border-radius:50%;background:var(--sun);margin-top:9px;}
.field{margin-bottom:16px;}
.field-label{display:block;font-size:14px;color:#B9D6D2;margin-bottom:8px;}
.input,.select{
  width:100%;height:48px;border-radius:var(--r-input);
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);
  color:#fff;font-family:inherit;font-size:15px;padding:0 16px;outline:none;
  transition:border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out;
}
.input::placeholder{color:#8FB5B0;}
.input:focus,.select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,107,61,.2);background:rgba(255,255,255,.1);}
.input:disabled,.select:disabled{opacity:.5;cursor:not-allowed;}
.input.is-error{border-color:var(--accent);}
.select{
  appearance:none;cursor:pointer;padding-right:42px;
  background-image:url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23B9D6D2' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;
}
.select option{color:var(--text);background:#fff;}
.form-note{font-size:12.5px;color:#8FB5B0;margin-top:12px;line-height:1.7;}
.form-msg{font-size:13px;color:var(--sun);margin-top:10px;display:none;}
.form-msg.is-show{display:block;}

/* ---------- FAQ ---------- */
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  margin-bottom:16px;overflow:hidden;
  transition:background .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--bg-soft);color:var(--brand);font-size:16px;font-weight:700;line-height:1;
  transition:transform .22s ease-out,background .22s ease-out,color .22s ease-out;
}
.faq-item[open]{background:var(--bg);box-shadow:inset 3px 0 0 var(--accent);}
.faq-item[open] .faq-ico{transform:rotate(45deg);background:rgba(255,107,61,.14);color:var(--accent-deep);}
.faq-item summary:hover .faq-ico{background:var(--line);}
.faq-body{padding:0 24px 22px;font-size:15.5px;color:var(--text-2);}

/* ---------- 底部入口条 ---------- */
.return-bar{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 24px;box-shadow:var(--sh-sm);
  display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
}
.return-links{display:flex;flex-wrap:wrap;gap:10px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);color:#EAF4F2;padding:64px 0 0;margin-top:80px;}
.footer-grid{display:grid;gap:36px;padding-bottom:44px;grid-template-columns:1fr;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;}}
.site-footer .logo-text{color:#fff;}
.site-footer .logo{max-width:220px;}
.footer-desc{font-size:14px;color:#B9D6D2;line-height:1.75;margin-top:16px;max-width:360px;}
.footer-contact{display:flex;flex-direction:column;gap:6px;margin-top:16px;font-size:13.5px;color:#8FB5B0;}
.footer-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{color:#B9D6D2;font-size:14px;text-decoration:none;transition:color .2s ease-out;}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-qr{
  width:120px;height:120px;border-radius:14px;border:1px dashed rgba(255,255,255,.28);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12.5px;color:#B9D6D2;padding:10px;line-height:1.6;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  font-size:13px;color:#8FB5B0;
}
.f-links{display:flex;flex-wrap:wrap;gap:18px;}
.f-links a{color:#B9D6D2;font-size:13px;text-decoration:none;}
.f-links a:hover{color:#fff;}
@media (max-width:640px){
  html body{font-size:15.5px;}
  .footer-grid{gap:28px;}
  .footer-bottom{font-size:12.5px;}
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .card:hover,.tl-card:hover,.stat-card:hover,.btn:hover{transform:none !important;}
}