/* roulang page: index */
:root{
    --ink:#0B0E13;
    --panel:#131820;
    --sand:#F4F1E9;
    --card:#FBF9F4;
    --lime:#D9F65A;
    --track:#6D6A75;
    --line:#DDD7C9;
    --text:#111318;
    --muted:#62656D;
    --ok:#2FBF71;
    --warn:#D99A2B;
    --err:#D64545;
    --r-card:16px;
    --r-btn:10px;
    --ease:cubic-bezier(.22,.61,.36,1);
    --shadow-soft:0 18px 40px rgba(11,14,19,.08);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
    background:var(--sand);
    color:var(--text);
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
  input,textarea,select{font: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(--lime);outline-offset:3px;border-radius:4px}

  .wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:12px;letter-spacing:.12em;color:var(--muted);
  }
  .eyebrow::before{content:"";width:6px;height:6px;background:var(--ink);display:inline-block}
  h1{font-size:clamp(2.5rem,5.5vw,4.8rem);font-weight:700;line-height:1.08;letter-spacing:-.02em}
  h2{font-size:clamp(1.75rem,3vw,2.75rem);font-weight:700;line-height:1.2;letter-spacing:-.01em}
  h3{font-size:20px;font-weight:700;line-height:1.4}
  .lede{font-size:17px;line-height:1.8;color:var(--muted)}

  /* ---------- header ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:var(--sand);
    border-bottom:1px solid var(--line);
    transition:padding .2s var(--ease);
  }
  .brand-row{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 0 14px;
    transition:padding .2s var(--ease);
  }
  .site-header.is-compact .brand-row{padding:10px 0 8px}
  .brand{display:inline-flex;align-items:center;gap:10px}
  .brand-mark{
    width:30px;height:30px;flex:none;border-radius:50%;
    border:1.5px solid var(--ink);position:relative;
  }
  .brand-mark::before{
    content:"";position:absolute;inset:7px;border-radius:50%;
    border:1.5px solid var(--ink);border-right-color:transparent;border-bottom-color:transparent;
    transform:rotate(35deg);
  }
  .brand-mark::after{
    content:"";position:absolute;left:50%;top:50%;width:5px;height:5px;margin:-2.5px 0 0 -2.5px;
    border-radius:50%;background:var(--ink);
  }
  .brand-name{font-size:18px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
  .nav-scroll{
    overflow-x:auto;padding-bottom:14px;
    scrollbar-width:none;
    -webkit-overflow-scrolling:touch;
  }
  .nav-scroll::-webkit-scrollbar{display:none}
  .nav-chips{display:flex;align-items:center;gap:10px;min-width:max-content}
  .chip{
    display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 16px;
    border:1px solid var(--line);border-radius:999px;
    font-size:14px;color:var(--muted);white-space:nowrap;
    transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
  }
  .chip:hover{border-color:var(--ink);color:var(--ink)}
  .chip.is-active{background:var(--ink);color:var(--sand);border-color:var(--ink)}
  .chip.is-active::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);flex:none}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 24px;border-radius:var(--r-btn);
    font-size:15px;font-weight:600;letter-spacing:.01em;
    transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .15s var(--ease),box-shadow .2s var(--ease);
  }
  .btn:active{transform:scale(.98)}
  .btn-primary{background:var(--ink);color:var(--sand)}
  .btn-primary:hover{background:var(--lime);color:var(--ink)}
  .btn-ghost{border:1px solid var(--line);color:var(--ink);background:transparent}
  .btn-ghost:hover{background:var(--ink);color:var(--sand);border-color:var(--ink)}
  .btn-sm{height:40px;padding:0 18px;font-size:14px}
  .link-arrow{
    display:inline-flex;align-items:center;gap:6px;
    font-size:14px;font-weight:600;color:var(--ink);
    border-bottom:2px solid var(--lime);padding-bottom:2px;
    transition:gap .2s var(--ease);
  }
  .link-arrow:hover{gap:12px}

  /* ---------- hero ---------- */
  .hero{padding:64px 0 72px;position:relative;overflow:hidden}
  .hero::before{
    content:"";position:absolute;inset:0;
    background-image:radial-gradient(rgba(11,14,19,.16) 1px,transparent 1px);
    background-size:26px 26px;opacity:.05;pointer-events:none;
  }
  .hero-grid{position:relative;display:grid;grid-template-columns:6.2fr 5.8fr;gap:48px;align-items:center}
  .hero h1{margin:16px 0 20px}
  .hero-sub{font-size:18px;line-height:1.75;color:var(--muted);max-width:34ch}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 26px}
  .trust-row{display:flex;flex-wrap:wrap;gap:10px}
  .trust-tag{
    display:inline-flex;align-items:center;gap:6px;
    font-size:13px;color:var(--muted);
    border:1px solid var(--line);border-radius:999px;padding:6px 12px;background:rgba(255,255,255,.35);
  }
  .trust-tag i{width:5px;height:5px;border-radius:50%;background:var(--lime);border:1px solid var(--ink);display:inline-block}
  .hero-visual{position:relative}
  .hero-frame{
    position:relative;border:1px solid var(--line);border-radius:var(--r-card);
    padding:12px;background:var(--card);box-shadow:var(--shadow-soft);
  }
  .hero-frame img{
    width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:10px;
  }
  .hero-corner{
    position:absolute;top:-1px;right:-1px;
    background:var(--ink);color:var(--sand);
    font-size:12px;letter-spacing:.08em;
    padding:6px 12px;border-radius:0 14px 0 10px;
  }
  .hero-caption{
    position:absolute;left:-16px;bottom:22px;
    background:var(--card);border:1px solid var(--line);border-radius:10px;
    padding:10px 14px;font-size:13px;color:var(--ink);box-shadow:var(--shadow-soft);
  }

  /* ---------- sections ---------- */
  .section{padding:88px 0}
  .section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px}
  .section-head p{max-width:52ch}

  /* problems */
  .problem-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
  .problem-list{border-top:1px solid var(--line)}
  .problem-row{
    display:flex;align-items:center;gap:18px;
    padding:22px 4px;border-bottom:1px solid var(--line);
    transition:padding-left .2s var(--ease),color .2s var(--ease);
  }
  .problem-row:hover{padding-left:14px;color:var(--ink)}
  .problem-num{font-size:13px;color:var(--track);font-variant-numeric:tabular-nums;letter-spacing:.06em;flex:none}
  .problem-text{font-size:17px;font-weight:600;flex:1}
  .problem-row .arw{color:var(--track);transition:transform .2s var(--ease),color .2s var(--ease)}
  .problem-row:hover .arw{transform:translateX(4px);color:var(--ink)}

  /* bento */
  .bento{display:grid;grid-template-columns:7fr 5fr;gap:24px}
  .bento-side{display:grid;gap:24px}
  .pcard{
    display:flex;flex-direction:column;gap:14px;
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    padding:32px;
    transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  }
  .pcard:hover{transform:translateY(-4px);border-color:var(--ink);box-shadow:var(--shadow-soft)}
  .pcard-main{height:100%;justify-content:space-between;min-height:320px}
  .pcard-num{font-size:13px;letter-spacing:.1em;color:var(--track);font-variant-numeric:tabular-nums}
  .pcard p{color:var(--muted);font-size:15px;line-height:1.75}
  .pcard .link-arrow{margin-top:auto}
  .pcard-ico{
    width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
    display:grid;place-items:center;background:var(--sand);font-size:15px;color:var(--ink);
  }

  /* stats */
  .stats{background:var(--ink);color:var(--sand);padding:72px 0;position:relative;overflow:hidden}
  .stats::before{
    content:"";position:absolute;inset:0;
    background-image:radial-gradient(rgba(244,241,233,.5) 1px,transparent 1px);
    background-size:30px 30px;opacity:.06;pointer-events:none;
  }
  .stats-grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:0}
  .stat{padding:8px 28px;border-left:1px solid rgba(244,241,233,.16)}
  .stat:first-child{border-left:0;padding-left:0}
  .stat-num{
    font-size:clamp(2.2rem,4vw,3.2rem);font-weight:700;line-height:1.05;
    color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:-.02em;
  }
  .stat-label{font-size:15px;margin-top:8px;color:var(--sand)}
  .stat-note{font-size:12px;color:rgba(244,241,233,.55);margin-top:6px;line-height:1.5}

  /* news */
  .news-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:start}
  .news-main{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    overflow:hidden;display:flex;flex-direction:column;
    transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  }
  .news-main:hover{transform:translateY(-4px);border-color:var(--ink);box-shadow:var(--shadow-soft)}
  .news-main img{width:100%;aspect-ratio:16/9;object-fit:cover}
  .news-main-body{padding:28px;display:flex;flex-direction:column;gap:12px;flex:1}
  .news-main h3{font-size:22px}
  .news-main p{color:var(--muted);font-size:15px;line-height:1.75}
  .meta-row{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--track)}
  .badge{
    display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
    font-size:12px;background:var(--sand);border:1px solid var(--line);color:var(--ink);
  }
  .news-side{display:grid;gap:16px}
  .news-item{
    display:flex;gap:16px;align-items:flex-start;
    background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px;
    transition:transform .2s var(--ease),border-color .2s var(--ease);
  }
  .news-item:hover{transform:translateY(-3px);border-color:var(--ink)}
  .news-item h3{font-size:16px;line-height:1.5}
  .news-item p{font-size:13.5px;color:var(--muted);line-height:1.65;margin-top:4px}
  .news-item .meta-row{margin-top:8px;font-size:12px}
  .news-thumb{width:64px;height:64px;flex:none;border-radius:8px;object-fit:cover;border:1px solid var(--line)}
  .empty-box{
    border:1px dashed var(--line);border-radius:var(--r-card);
    padding:48px 24px;text-align:center;color:var(--muted);background:rgba(255,255,255,.35);
  }
  .empty-box strong{display:block;color:var(--ink);font-size:16px;margin-bottom:6px}

  /* faq */
  .faq-wrap{max-width:880px;margin:0 auto}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
    min-height:64px;padding:16px 4px;text-align:left;font-size:17px;font-weight:600;
    transition:color .2s var(--ease);
  }
  .faq-q:hover{color:var(--ink)}
  .faq-icon{position:relative;width:18px;height:18px;flex:none}
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;background:var(--ink);border-radius:2px;
    transition:transform .22s var(--ease),background .2s var(--ease);
  }
  .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::after{transform:rotate(90deg);background:var(--track)}
  .faq-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .24s var(--ease)}
  .faq-item.open .faq-panel{grid-template-rows:1fr}
  .faq-panel > div{overflow:hidden}
  .faq-a{padding:0 4px 22px;color:var(--muted);font-size:15.5px;line-height:1.8;max-width:70ch}

  /* cta band */
  .cta-band{
    background:var(--panel);color:var(--sand);border-radius:20px;
    padding:52px 48px;display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:center;
    position:relative;overflow:hidden;
  }
  .cta-band::before{
    content:"";position:absolute;inset:0;
    background-image:radial-gradient(rgba(244,241,233,.45) 1px,transparent 1px);
    background-size:28px 28px;opacity:.05;pointer-events:none;
  }
  .cta-band h2{color:var(--sand);position:relative}
  .cta-band p{color:rgba(244,241,233,.7);font-size:15px;margin-top:12px;position:relative}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;position:relative}
  .cta-band .btn-primary{background:var(--lime);color:var(--ink)}
  .cta-band .btn-primary:hover{background:var(--sand);color:var(--ink)}
  .cta-band .btn-ghost{border-color:rgba(244,241,233,.35);color:var(--sand)}
  .cta-band .btn-ghost:hover{background:var(--sand);color:var(--ink);border-color:var(--sand)}
  .privacy-note{font-size:12.5px;color:rgba(244,241,233,.6);margin-top:16px;position:relative}
  .privacy-note a{border-bottom:1px solid rgba(244,241,233,.4)}

  /* footer */
  .site-footer{background:var(--ink);color:var(--sand);margin-top:88px;padding:64px 0 28px}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
  .footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px}
  .footer-brand .brand-mark{border-color:var(--sand)}
  .footer-brand .brand-mark::before{border-color:var(--sand);border-right-color:transparent;border-bottom-color:transparent}
  .footer-brand .brand-mark::after{background:var(--lime)}
  .footer-brand span{font-size:17px;font-weight:700}
  .footer-desc{font-size:14px;color:rgba(244,241,233,.62);line-height:1.8;max-width:32ch}
  .footer-col h4{font-size:13px;letter-spacing:.1em;color:rgba(244,241,233,.5);margin-bottom:16px;font-weight:600}
  .footer-col li{margin-bottom:10px;font-size:14px;color:rgba(244,241,233,.78)}
  .footer-col a{transition:color .2s var(--ease)}
  .footer-col a:hover{color:var(--lime)}
  .footer-bottom{
    margin-top:48px;padding-top:22px;border-top:1px solid rgba(244,241,233,.14);
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
    font-size:12.5px;color:rgba(244,241,233,.5);
  }

  /* modal */
  .modal{
    position:fixed;inset:0;z-index:120;display:none;
    align-items:center;justify-content:center;padding:24px;
  }
  .modal.is-open{display:flex}
  .modal-mask{position:absolute;inset:0;background:rgba(11,14,19,.6)}
  .modal-panel{
    position:relative;width:100%;max-width:560px;
    background:var(--card);border-radius:18px;border:1px solid var(--line);
    padding:32px;max-height:90vh;overflow-y:auto;
    animation:modalIn .22s var(--ease);
  }
  @keyframes modalIn{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}
  .modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:8px}
  .modal-head h2{font-size:24px;line-height:1.3}
  .modal-close{
    width:36px;height:36px;flex:none;border-radius:8px;border:1px solid var(--line);
    display:grid;place-items:center;color:var(--muted);
    transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  }
  .modal-close:hover{background:var(--ink);color:var(--sand);border-color:var(--ink)}
  .modal-sub{font-size:14px;color:var(--muted);margin-bottom:22px}
  .field{margin-bottom:16px}
  .field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
  .field input,.field select,.field textarea{
    width:100%;height:48px;padding:0 14px;border-radius:10px;
    border:1px solid var(--line);background:#fff;
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.6}
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(217,246,90,.5);
  }
  .field.invalid input,.field.invalid select{border-color:var(--err)}
  .field .err-msg{display:none;font-size:12.5px;color:var(--err);margin-top:5px}
  .field.invalid .err-msg{display:block}
  .check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);line-height:1.6}
  .check-row input{width:18px;height:18px;flex:none;margin-top:2px;accent-color:var(--ink)}
  .form-status{display:none;margin-top:14px;font-size:13.5px;line-height:1.7;padding:12px 14px;border-radius:10px}
  .form-status.show{display:block}
  .form-status.info{background:rgba(217,246,90,.28);color:#2f3316;border:1px solid rgba(11,14,19,.12)}
  .form-status.bad{background:rgba(214,69,69,.1);color:#8c2b2b;border:1px solid rgba(214,69,69,.35)}

  /* reveal */
  .reveal{opacity:0;transform:translateY(13px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
  .reveal.in{opacity:1;transform:none}

  @media (max-width:1024px){
    .hero-grid{grid-template-columns:1fr;gap:36px}
    .hero-visual{order:2}
    .problem-grid{grid-template-columns:1fr;gap:28px}
    .bento{grid-template-columns:1fr}
    .news-grid{grid-template-columns:1fr}
    .stats-grid{grid-template-columns:repeat(2,1fr);row-gap:32px}
    .stat:nth-child(odd){border-left:0;padding-left:0}
    .stat:nth-child(3){border-left:0;padding-left:0}
    .cta-band{grid-template-columns:1fr;padding:40px 32px}
    .cta-actions{justify-content:flex-start}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  }
  @media (max-width:768px){
    .wrap{padding:0 18px}
    .section{padding:60px 0}
    .hero{padding:44px 0 56px}
    .hero-caption{left:8px;bottom:10px;font-size:12px}
    .pcard{padding:24px}
    .news-main-body{padding:22px}
    .site-footer{margin-top:60px;padding:48px 0 24px}
    .modal{align-items:flex-end;padding:0}
    .modal-panel{max-width:none;border-radius:20px 20px 0 0;padding:24px 22px 28px;max-height:92vh;animation:drawerIn .24s var(--ease)}
    @keyframes drawerIn{from{transform:translateY(24px);opacity:.6}to{transform:none;opacity:1}}
  }
  @media (max-width:640px){
    .hero-actions .btn{width:100%}
    .stats-grid{grid-template-columns:1fr}
    .stat{border-left:0;padding:0 0 0 0;border-bottom:1px solid rgba(244,241,233,.14);padding-bottom:20px}
    .stat:last-child{border-bottom:0;padding-bottom:0}
    .footer-grid{grid-template-columns:1fr}
    .news-item{flex-direction:row}
    .cta-band{padding:32px 22px}
    .cta-actions .btn{width:100%}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation-duration:.001ms !important;transition-duration:.001ms !important}
    .reveal{opacity:1;transform:none}
    html{scroll-behavior:auto}
  }

/* roulang page: article */
:root{
  --ink:#0B0E13;
  --panel:#131820;
  --sand:#F4F1E9;
  --card:#FBF9F4;
  --lime:#D9F65A;
  --track:#6D6A75;
  --line:#DDD7C9;
  --text:#111318;
  --muted:#62656D;
  --ok:#2FBF71;
  --warn:#D99A2B;
  --err:#D64545;
  --radius:16px;
  --radius-sm:10px;
  --shadow-soft:0 18px 40px rgba(11,14,19,.08);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--sand);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}

.wrap{max-width:1240px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--sand);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(11,14,19,.06)}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:18px;letter-spacing:.01em}
.brand-mark{
  width:26px;height:26px;border-radius:50%;
  border:1.5px solid var(--ink);position:relative;flex:none;
}
.brand-mark::after{
  content:"";position:absolute;inset:0;margin:auto;
  width:8px;height:8px;border-radius:50%;background:var(--lime);
  box-shadow:0 0 0 3px rgba(217,246,90,.25);
}
.brand-mark::before{
  content:"";position:absolute;inset:-4px;border-radius:50%;
  border:1px dashed rgba(11,14,19,.18);
}
.brand-name{white-space:nowrap}
.nav-scroll{overflow-x:auto;padding:2px 0 14px;scrollbar-width:none;-ms-overflow-style:none}
.nav-scroll::-webkit-scrollbar{display:none}
.nav-chips{display:flex;gap:8px;min-width:max-content}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:transparent;
  color:var(--muted);font-size:14px;white-space:nowrap;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.chip:hover{border-color:var(--ink);color:var(--ink)}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:#F4F1E9}
.chip.is-active::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime);flex:none}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--radius-sm);
  border:1px solid transparent;font-size:15px;font-weight:600;
  cursor:pointer;transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .15s var(--ease);
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--ink);color:var(--sand)}
.btn-primary:hover{background:var(--lime);color:var(--ink)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:var(--sand)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}

/* ---------- breadcrumb ---------- */
.crumb{padding:22px 0 6px;font-size:13.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumb a{color:var(--muted);transition:color .18s var(--ease)}
.crumb a:hover{color:var(--ink)}
.crumb .sep{color:#B9B3A5}
.crumb .current{color:var(--ink);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- article head ---------- */
.article-head{padding:18px 0 8px;max-width:820px}
.article-tag{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:999px;
  background:rgba(217,246,90,.28);border:1px solid rgba(11,14,19,.12);
  font-size:12.5px;letter-spacing:.08em;color:var(--ink);font-weight:600;
}
.article-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ink)}
.article-title{
  margin:18px 0 0;
  font-size:clamp(2rem,4vw,3.1rem);
  line-height:1.16;font-weight:700;letter-spacing:-.02em;color:var(--ink);
}
.article-meta{
  margin-top:20px;display:flex;flex-wrap:wrap;gap:10px 22px;
  font-size:13.5px;color:var(--muted);border-top:1px solid var(--line);padding-top:16px;
}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.meta-dot{width:5px;height:5px;border-radius:50%;background:var(--track);display:inline-block}

.cover-figure{margin:28px 0 0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--card)}
.cover-figure img{width:100%;aspect-ratio:16/8;object-fit:cover}
.cover-caption{font-size:12.5px;color:var(--muted);padding:10px 16px;border-top:1px solid var(--line);background:var(--card)}

/* ---------- article layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:48px;
  padding:44px 0 72px;align-items:start;
}
.article-body{max-width:780px;font-size:17px;line-height:1.9;color:var(--text);overflow-wrap:anywhere}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:18px 0}
.article-body h2{
  margin:48px 0 16px;font-size:clamp(1.35rem,2.2vw,1.7rem);
  line-height:1.35;font-weight:700;color:var(--ink);letter-spacing:-.01em;
  scroll-margin-top:120px;
}
.article-body h3{
  margin:32px 0 12px;font-size:20px;line-height:1.45;font-weight:700;color:var(--ink);
  scroll-margin-top:120px;
}
.article-body h4{margin:24px 0 10px;font-size:17px;font-weight:700;color:var(--ink)}
.article-body ul,.article-body ol{margin:18px 0;padding-left:0}
.article-body ul li{position:relative;padding-left:24px;margin:10px 0}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:11px;
  width:8px;height:8px;border-radius:2px;background:var(--lime);
  border:1px solid rgba(11,14,19,.25);
}
.article-body ol{counter-reset:li}
.article-body ol li{position:relative;padding-left:30px;margin:10px 0;counter-increment:li}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:2px;
  width:20px;height:20px;border-radius:6px;background:var(--ink);color:var(--sand);
  font-size:12px;line-height:20px;text-align:center;font-weight:700;
}
.article-body blockquote{
  margin:26px 0;padding:18px 24px;
  border-left:3px solid var(--lime);background:#F7F4EA;
  border-radius:0 12px 12px 0;color:#2A2D33;
}
.article-body blockquote p{margin:8px 0}
.article-body a{
  color:var(--ink);text-decoration:underline;
  text-decoration-color:var(--lime);text-decoration-thickness:2px;text-underline-offset:3px;
  transition:text-decoration-thickness .18s var(--ease);
}
.article-body a:hover{text-decoration-thickness:3px}
.article-body img{border-radius:12px;margin:24px 0;border:1px solid var(--line)}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--muted);margin-top:8px;text-align:center}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;line-height:1.7;
  border:1px solid var(--line);
}
.article-body th{background:var(--sand);text-align:left;font-weight:700;color:var(--ink)}
.article-body th,.article-body td{padding:12px 14px;border:1px solid var(--line);vertical-align:top}
.article-body tr:nth-child(even) td{background:#FAF7EF}
.article-body hr{border:none;border-top:1px solid var(--line);margin:36px 0}
.article-body code{
  background:#EFEBE0;border:1px solid var(--line);border-radius:6px;
  padding:1px 6px;font-size:.9em;
}

/* ---------- aside ---------- */
.article-side{position:relative}
.side-sticky{position:sticky;top:112px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.side-title{font-size:13px;letter-spacing:.12em;color:var(--muted);font-weight:600;margin-bottom:14px}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:46vh;overflow:auto}
.toc-list a{
  display:block;font-size:14px;line-height:1.6;color:var(--muted);
  padding:7px 10px;border-radius:8px;border-left:2px solid transparent;
  transition:color .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease);
}
.toc-list a:hover{color:var(--ink);background:#F3EFE3}
.toc-list a.is-current{color:var(--ink);border-left-color:var(--lime);background:#F3EFE3;font-weight:600}
.toc-list a.depth-3{padding-left:22px;font-size:13.5px}
.side-cta{background:var(--ink);border-color:var(--ink);color:var(--sand)}
.side-cta .side-title{color:rgba(244,241,233,.6)}
.side-cta p{font-size:14px;line-height:1.75;color:rgba(244,241,233,.82);margin-bottom:16px}

/* ---------- article footer bits ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:40px 0 0;padding-top:24px;border-top:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;
  border-radius:999px;border:1px solid var(--line);background:var(--card);
  font-size:13px;color:var(--muted);transition:border-color .18s var(--ease),color .18s var(--ease)
}
.tag:hover{border-color:var(--ink);color:var(--ink)}
.back-row{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px}

.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius);
  background:var(--card);padding:44px 24px;text-align:center;
}
.empty-state .empty-mark{
  width:44px;height:44px;border-radius:50%;margin:0 auto 14px;
  background:rgba(217,246,90,.35);border:1px solid rgba(11,14,19,.12);
  display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--ink)
}
.empty-state h2{font-size:19px;font-weight:700;color:var(--ink);margin-bottom:8px}
.empty-state p{font-size:14.5px;color:var(--muted);margin-bottom:18px}

/* ---------- related ---------- */
.section{padding:72px 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.14em;color:var(--muted);font-weight:600;margin-bottom:12px;
}
.eyebrow::before{content:"";width:10px;height:10px;background:var(--lime);border-radius:2px;border:1px solid rgba(11,14,19,.2)}
.section-title{font-size:clamp(1.6rem,2.8vw,2.4rem);font-weight:700;letter-spacing:-.015em;color:var(--ink);line-height:1.25}
.section-sub{font-size:15px;color:var(--muted);margin-top:10px;max-width:56ch}

.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rel-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--ink);box-shadow:var(--shadow-soft)}
.rel-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.rel-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted)}
.rel-badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:rgba(217,246,90,.3);border:1px solid rgba(11,14,19,.1);
  font-size:12px;color:var(--ink);font-weight:600;
}
.rel-title{font-size:18px;font-weight:700;line-height:1.45;color:var(--ink)}
.rel-desc{font-size:14px;color:var(--muted);line-height:1.75}
.rel-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--ink);
}
.rel-link .arrow{transition:transform .2s var(--ease)}
.rel-card:hover .rel-link .arrow{transform:translateX(4px)}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--ink);color:var(--sand);border-radius:20px;
  padding:48px;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,246,90,.22),transparent 68%);
}
.cta-inner{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center}
.cta-band h2{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.3;font-weight:700;letter-spacing:-.015em}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(244,241,233,.78);max-width:60ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn-lime{background:var(--lime);color:var(--ink)}
.btn-lime:hover{background:var(--sand);color:var(--ink)}
.btn-outline-light{background:transparent;border-color:rgba(244,241,233,.35);color:var(--sand)}
.btn-outline-light:hover{background:rgba(244,241,233,.12);border-color:var(--sand)}
.privacy-note{margin-top:16px;font-size:12.5px;color:rgba(244,241,233,.55)}
.privacy-note a{color:rgba(244,241,233,.8);text-decoration:underline;text-underline-offset:3px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#E8E4D8;padding:64px 0 26px;margin-top:16px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#F4F1E9}
.footer-brand .brand-mark{border-color:#F4F1E9}
.footer-brand .brand-mark::before{border-color:rgba(244,241,233,.25)}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(244,241,233,.6);max-width:34ch}
.footer-col-title{font-size:14px;font-weight:700;color:#F4F1E9;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col li,.footer-col a{font-size:14px;color:rgba(244,241,233,.62)}
.footer-col a{transition:color .18s var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(244,241,233,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12.5px;color:rgba(244,241,233,.45);
}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:120;display:none}
.modal.is-open{display:block}
.modal-mask{position:absolute;inset:0;background:rgba(11,14,19,.6);animation:fadeIn .2s var(--ease)}
.modal-panel{
  position:relative;max-width:560px;margin:6vh auto;background:var(--card);
  border-radius:18px;padding:28px;border:1px solid var(--line);
  box-shadow:0 30px 70px rgba(11,14,19,.35);animation:popIn .22s var(--ease);
  max-height:88vh;overflow:auto;
}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popIn{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:6px}
.modal-head h2{font-size:22px;font-weight:700;color:var(--ink);line-height:1.35}
.modal-head p{font-size:13.5px;color:var(--muted);margin-top:6px}
.modal-close{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:transparent;
  color:var(--ink);font-size:18px;line-height:1;cursor:pointer;flex:none;
  transition:background .18s var(--ease),border-color .18s var(--ease)
}
.modal-close:hover{background:var(--ink);border-color:var(--ink);color:var(--sand)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;color:var(--muted);font-weight:600}
.field input,.field select,.field textarea{
  height:48px;padding:0 14px;border-radius:10px;border:1px solid var(--line);
  background:#fff;font-size:15px;color:var(--text);font-family:inherit;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field textarea{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(217,246,90,.5)
}
.check{display:flex;gap:10px;align-items:flex-start;grid-column:1/-1;font-size:13px;color:var(--muted);line-height:1.7}
.check input{width:18px;height:18px;margin-top:2px;flex:none;accent-color:#0B0E13}
.check a{color:var(--ink);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--lime)}
.form-status{grid-column:1/-1;font-size:13px;color:var(--ok);min-height:18px}
.form-status.is-error{color:var(--err)}
.form-foot{grid-column:1/-1;display:flex;flex-direction:column;gap:10px;margin-top:4px}
.form-foot small{font-size:12px;color:var(--muted)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(13px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .article-layout{grid-template-columns:1fr;gap:32px;padding:36px 0 56px}
  .article-side{display:none}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-inner{grid-template-columns:1fr}
  .section{padding:60px 0}
}
@media (max-width:768px){
  .wrap{padding:0 18px}
  .article-title{font-size:clamp(1.7rem,6vw,2.2rem)}
  .article-body{font-size:16.5px;line-height:1.9}
  .article-body h2{margin-top:38px}
  .cover-figure img{aspect-ratio:16/10}
  .cta-band{padding:32px 24px;border-radius:16px}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .crumb .current{white-space:normal}
  .section{padding:52px 0}
}
@media (max-width:640px){
  .form-grid{grid-template-columns:1fr}
  .modal-panel{
    position:fixed;left:0;right:0;bottom:0;top:auto;margin:0;max-width:none;
    border-radius:20px 20px 0 0;max-height:92vh;animation:sheetIn .24s var(--ease);
  }
  @keyframes sheetIn{from{transform:translateY(24px);opacity:.6}to{transform:none;opacity:1}}
  .btn{width:100%}
  .brand-row .btn{width:auto}
  .cta-actions{flex-direction:column}
  .back-row .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
    --ink:#0B0E13;
    --panel:#131820;
    --sand:#F4F1E9;
    --card:#FBF9F4;
    --lime:#D9F65A;
    --muted:#62656D;
    --line:#DDD7C9;
    --text:#111318;
    --track:#6D6A75;
    --ok:#2FBF71;
    --warn:#D99A2B;
    --err:#D64545;
    --radius:16px;
    --shadow:0 18px 40px rgba(11,14,19,.08);
    --ease:cubic-bezier(.22,.61,.36,1);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%}
  body{
    margin:0;
    background:var(--sand);
    color:var(--text);
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;height:auto}
  a{color:inherit;text-decoration:none}
  button{font:inherit;cursor:pointer}
  h1,h2,h3,h4,p,ul,ol{margin:0}
  ul,ol{padding:0;list-style:none}
  .wrap{max-width:1240px;margin:0 auto;padding:0 24px}

  /* ---------- header ---------- */
  .site-header{
    position:sticky;top:0;z-index:70;
    background:var(--sand);
    border-bottom:1px solid var(--line);
    transition:box-shadow .2s var(--ease);
  }
  .site-header.is-scrolled{box-shadow:0 6px 18px rgba(11,14,19,.06)}
  .site-header .wrap{padding-top:14px;padding-bottom:8px;transition:padding .2s var(--ease)}
  .brand-row{display:flex;align-items:center;justify-content:space-between;gap:16px}
  .brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:19px;letter-spacing:-.01em}
  .brand-mark{
    position:relative;display:inline-block;width:22px;height:22px;flex:none;
    border:2px solid var(--ink);border-radius:50%;
  }
  .brand-mark::after{
    content:"";position:absolute;left:6px;top:6px;width:6px;height:6px;
    background:var(--lime);border-radius:50%;
  }
  .brand-mark::before{
    content:"";position:absolute;left:-5px;top:10px;width:30px;height:2px;
    background:var(--ink);transform:rotate(-26deg);border-radius:2px;
  }
  .nav-scroll{overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
  .nav-scroll::-webkit-scrollbar{display:none}
  .nav-chips{display:flex;align-items:center;gap:8px;padding:10px 0 6px}
  .chip{
    display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 16px;
    border:1px solid var(--line);border-radius:999px;background:transparent;
    color:var(--muted);font-size:14px;white-space:nowrap;
    transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease);
  }
  .chip:hover{border-color:var(--ink);color:var(--ink)}
  .chip.is-active{background:var(--ink);border-color:var(--ink);color:#F4F1E9}
  .chip.is-active::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);flex:none}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 22px;border-radius:10px;border:1px solid transparent;
    font-size:15px;font-weight:600;letter-spacing:.01em;
    transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .12s var(--ease);
  }
  .btn:active{transform:scale(.98)}
  .btn-primary{background:var(--ink);color:#F7F5EE}
  .btn-primary:hover{background:var(--lime);color:var(--ink)}
  .btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
  .btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:#F4F1E9}
  .btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:9px}
  .btn-block{width:100%}
  a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
    outline:2px solid var(--lime);outline-offset:3px;
  }
  .btn-primary:focus-visible{outline-color:var(--ink)}

  /* ---------- breadcrumb & page head ---------- */
  .crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:26px 0 0;font-size:13.5px;color:var(--muted)}
  .crumb a{color:var(--muted)}
  .crumb a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
  .crumb-sep{color:#B6B1A4}
  .crumb [aria-current]{color:var(--ink);font-weight:600}

  .page-head{padding:22px 0 52px}
  .page-head-grid{display:grid;grid-template-columns:1.55fr .85fr;gap:40px;align-items:end}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.12em;
    color:var(--muted);text-transform:uppercase;margin-bottom:16px;
  }
  .eyebrow i{display:inline-block;width:10px;height:10px;background:var(--ink);flex:none}
  .page-head h1{
    font-size:clamp(2rem,3.7vw,3.1rem);line-height:1.14;letter-spacing:-.02em;
    font-weight:700;color:var(--ink);
  }
  .page-head h1 span{display:block;color:var(--track);font-size:.5em;letter-spacing:0;margin-top:10px;font-weight:600}
  .lede{margin-top:20px;max-width:56ch;color:#3A3D45;font-size:16.5px;line-height:1.85}

  .head-note{
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
    padding:8px 24px;
  }
  .head-note dl{margin:0}
  .head-note .row{display:flex;gap:16px;justify-content:space-between;align-items:baseline;padding:14px 0;border-bottom:1px dashed var(--line)}
  .head-note .row:last-child{border-bottom:0}
  .head-note dt{font-size:13px;color:var(--muted);letter-spacing:.02em}
  .head-note dd{margin:0;font-size:14px;color:var(--ink);font-weight:600;text-align:right}

  /* ---------- section basics ---------- */
  .section{padding:56px 0}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
  .section-head h2{font-size:clamp(1.55rem,2.6vw,2.2rem);line-height:1.25;letter-spacing:-.015em;color:var(--ink);font-weight:700}
  .section-head p{color:var(--muted);font-size:14.5px;max-width:44ch}
  .tag{
    display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:999px;
    background:rgba(217,246,90,.35);border:1px solid rgba(11,14,19,.08);
    color:#33361F;font-size:12.5px;font-weight:600;letter-spacing:.02em;
  }
  .tag-neutral{background:#EFEADE;border-color:var(--line);color:var(--muted)}
  .meta-line{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted)}

  /* ---------- editorial two-column ---------- */
  .editorial{display:grid;grid-template-columns:1.12fr .88fr;gap:32px;align-items:start}

  .feature{
    display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
    overflow:hidden;transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .feature:hover{transform:translateY(-4px);border-color:var(--ink);box-shadow:var(--shadow)}
  .feature-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#E7E2D6}
  .feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
  .feature:hover .feature-media img{transform:scale(1.03)}
  .feature-media::after{
    content:"";position:absolute;inset:14px;border:1px solid rgba(244,241,233,.55);border-radius:8px;pointer-events:none;
  }
  .feature-body{padding:26px 28px 28px}
  .feature-body h3{margin-top:14px;font-size:clamp(1.2rem,1.9vw,1.55rem);line-height:1.35;color:var(--ink);font-weight:700;letter-spacing:-.01em}
  .feature-body p{margin-top:12px;color:#4A4D55;font-size:15px;line-height:1.8}
  .link-arrow{
    display:inline-flex;align-items:center;gap:6px;margin-top:18px;
    font-size:14px;font-weight:600;color:var(--ink);
    border-bottom:2px solid var(--lime);padding-bottom:2px;
    transition:gap .2s var(--ease);
  }
  .feature:hover .link-arrow,.card:hover .link-arrow,.tl-item:hover .link-arrow{gap:12px}

  .timeline-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
  .timeline-panel h2{font-size:1.25rem;color:var(--ink);font-weight:700;letter-spacing:-.01em}
  .timeline-panel .panel-sub{margin-top:6px;font-size:13.5px;color:var(--muted)}
  .timeline{position:relative;margin-top:24px}
  .timeline::before{content:"";position:absolute;left:7px;top:10px;bottom:12px;width:1px;background:var(--line)}
  .tl-item{position:relative;padding-left:32px;padding-bottom:22px}
  .tl-item:last-child{padding-bottom:0}
  .tl-item::before{
    content:"";position:absolute;left:0;top:9px;width:15px;height:15px;border-radius:50%;
    background:var(--sand);border:1px solid var(--line);
  }
  .tl-item:first-child::before{background:var(--lime);border-color:var(--ink)}
  .tl-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
  .tl-top .date{font-variant-numeric:tabular-nums;font-weight:700;color:var(--ink);letter-spacing:.02em}
  .tl-item h3{margin-top:8px;font-size:1rem;line-height:1.5;color:var(--ink);font-weight:600;transition:color .2s var(--ease)}
  .tl-item:hover h3{color:#000}
  .tl-item p{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.7}
  .tl-item .link-arrow{margin-top:10px;font-size:13px;border-bottom-width:1px}

  /* ---------- digest cards ---------- */
  .digest-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .card{
    display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
    border-radius:var(--radius);overflow:hidden;
    transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .card:hover{transform:translateY(-4px);border-color:var(--ink);box-shadow:var(--shadow)}
  .card-media{aspect-ratio:16/9;overflow:hidden;background:#E7E2D6}
  .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
  .card:hover .card-media img{transform:scale(1.03)}
  .card-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
  .card-body h3{margin-top:12px;font-size:1.06rem;line-height:1.5;color:var(--ink);font-weight:600}
  .card-body p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.75}
  .card-body .link-arrow{margin-top:auto;padding-top:16px;font-size:13.5px}

  /* ---------- faq ---------- */
  .faq-wrap{max-width:860px}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-item:first-child{border-top:1px solid var(--line)}
  .faq-item summary{
    display:flex;align-items:center;justify-content:space-between;gap:20px;
    min-height:64px;padding:18px 0;cursor:pointer;list-style:none;
    font-size:17px;font-weight:600;color:var(--ink);line-height:1.5;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary:hover{color:#000}
  .faq-icon{
    position:relative;flex:none;width:22px;height:22px;border:1px solid var(--line);border-radius:50%;
    transition:transform .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease);
  }
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;left:50%;top:50%;background:var(--ink);border-radius:1px;
  }
  .faq-icon::before{width:10px;height:1.5px;transform:translate(-50%,-50%)}
  .faq-icon::after{width:1.5px;height:10px;transform:translate(-50%,-50%)}
  .faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--lime);border-color:var(--ink)}
  .faq-answer{padding:0 0 22px;color:#4A4D55;font-size:15px;line-height:1.85;max-width:70ch}
  .faq-item[open] .faq-answer{animation:fadeIn .22s var(--ease)}
  @keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

  /* ---------- cta band ---------- */
  .cta-band{
    position:relative;overflow:hidden;background:var(--ink);color:#F4F1E9;
    border-radius:18px;padding:48px;
    display:grid;grid-template-columns:1.5fr auto;gap:32px;align-items:center;
  }
  .cta-band::before{
    content:"";position:absolute;inset:0;
    background-image:radial-gradient(rgba(244,241,233,.14) 1px,transparent 1px);
    background-size:22px 22px;opacity:.5;pointer-events:none;
  }
  .cta-band > *{position:relative}
  .cta-band h2{font-size:clamp(1.5rem,2.5vw,2.1rem);line-height:1.3;letter-spacing:-.015em;font-weight:700}
  .cta-band p{margin-top:12px;color:#C9C6BC;font-size:15px;max-width:52ch}
  .cta-actions{display:flex;gap:12px;flex-wrap:wrap}
  .btn-lime{background:var(--lime);color:var(--ink)}
  .btn-lime:hover{background:#F4F1E9;color:var(--ink)}
  .btn-outline-light{border-color:rgba(244,241,233,.35);color:#F4F1E9;background:transparent}
  .btn-outline-light:hover{background:rgba(244,241,233,.12);border-color:#F4F1E9}
  .privacy-note{margin-top:18px;font-size:13px;color:#8E8B82;max-width:60ch}
  .privacy-note a{color:#C9C6BC;text-decoration:underline;text-underline-offset:3px}
  .privacy-note a:hover{color:var(--lime)}

  /* ---------- footer ---------- */
  .site-footer{background:var(--ink);color:#D8D5CB;margin-top:72px;padding:56px 0 28px}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px}
  .footer-brand{display:inline-flex;align-items:center;gap:10px;color:#F4F1E9;font-weight:700;font-size:18px}
  .footer-brand .brand-mark{border-color:#F4F1E9}
  .footer-brand .brand-mark::before{background:#F4F1E9}
  .footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:#9C9A92;max-width:32ch}
  .footer-col h4{font-size:13px;letter-spacing:.1em;color:#8E8B82;font-weight:600;margin-bottom:16px}
  .footer-col ul{display:flex;flex-direction:column;gap:10px}
  .footer-col li{font-size:14px;color:#B7B4AA}
  .footer-col a{color:#D8D5CB;transition:color .18s var(--ease)}
  .footer-col a:hover{color:var(--lime)}
  .footer-bottom{
    display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
    margin-top:40px;padding-top:22px;border-top:1px solid rgba(244,241,233,.14);
    font-size:12.5px;color:#8E8B82;
  }

  /* ---------- modal ---------- */
  .modal{position:fixed;inset:0;z-index:120;display:none}
  .modal.is-open{display:block}
  .modal-mask{position:absolute;inset:0;background:rgba(11,14,19,.6);animation:fadeIn .2s var(--ease)}
  .modal-panel{
    position:relative;width:min(560px,calc(100% - 32px));margin:6vh auto 0;
    background:var(--card);border:1px solid var(--line);border-radius:18px;
    padding:32px;max-height:88vh;overflow-y:auto;
    animation:popIn .22s var(--ease);
  }
  @keyframes popIn{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}
  .modal-close{
    position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:50%;
    border:1px solid var(--line);background:transparent;color:var(--ink);font-size:20px;line-height:1;
    display:flex;align-items:center;justify-content:center;
    transition:background-color .2s var(--ease),border-color .2s var(--ease);
  }
  .modal-close:hover{background:var(--ink);color:#F4F1E9;border-color:var(--ink)}
  .modal-panel h2{font-size:1.4rem;color:var(--ink);font-weight:700;letter-spacing:-.01em}
  .modal-sub{margin-top:8px;font-size:14px;color:var(--muted)}
  .field{margin-top:18px}
  .field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:8px}
  .field input,.field select,.field textarea{
    width:100%;height:48px;padding:0 14px;border:1px solid var(--line);border-radius:10px;
    background:#fff;color:var(--text);font-size:15px;font-family:inherit;
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7}
  .field input:hover,.field select:hover,.field textarea:hover{border-color:#BEB8A9}
  .field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--err);background:#FDF3F3}
  .err-msg{display:none;margin-top:6px;font-size:12.5px;color:var(--err)}
  .field.has-error .err-msg{display:block}
  .check-row{display:flex;align-items:flex-start;gap:10px;margin-top:18px;font-size:13.5px;color:var(--muted);line-height:1.7}
  .check-row input{width:18px;height:18px;flex:none;margin-top:3px;accent-color:var(--ink)}
  .form-note{margin-top:14px;font-size:12.5px;color:var(--muted)}
  .form-note a{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
  .form-status{display:none;margin-top:14px;font-size:13.5px;line-height:1.7;padding:12px 14px;border-radius:10px}
  .form-status.is-error{display:block;background:#FDF3F3;border:1px solid #F3C9C9;color:var(--err)}
  .form-status.is-info{display:block;background:#F6F4EA;border:1px solid var(--line);color:#4A4D55}
  .modal .btn-primary{margin-top:20px}

  /* ---------- reveal ---------- */
  .reveal{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
  .reveal.is-visible{opacity:1;transform:none}

  /* ---------- responsive ---------- */
  @media (max-width:1024px){
    .page-head-grid{grid-template-columns:1fr;gap:28px;align-items:start}
    .editorial{grid-template-columns:1fr;gap:28px}
    .digest-grid{grid-template-columns:repeat(2,1fr)}
    .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
    .cta-band{grid-template-columns:1fr;gap:24px;padding:36px}
  }
  @media (max-width:768px){
    .wrap{padding:0 18px}
    .section{padding:44px 0}
    .page-head{padding:18px 0 40px}
    .head-note{padding:4px 18px}
    .head-note .row{flex-direction:column;align-items:flex-start;gap:4px}
    .head-note dd{text-align:left}
    .digest-grid{grid-template-columns:1fr}
    .timeline-panel{padding:22px}
    .feature-body{padding:22px}
    .cta-band{padding:28px;border-radius:16px}
    .site-footer{margin-top:56px;padding:44px 0 24px}
    .modal-panel{
      width:100%;margin:0;position:fixed;left:0;right:0;bottom:0;top:auto;
      border-radius:20px 20px 0 0;max-height:92vh;padding:26px 22px 30px;
      animation:slideUp .24s var(--ease);
    }
    @keyframes slideUp{from{transform:translateY(24px);opacity:.6}to{transform:none;opacity:1}}
  }
  @media (max-width:640px){
    .brand{font-size:17px}
    .btn{height:46px}
    .btn-sm{height:38px;padding:0 14px;font-size:13px}
    .footer-grid{grid-template-columns:1fr;gap:24px}
    .footer-bottom{flex-direction:column;gap:8px}
    .cta-actions .btn{width:100%}
    .nav-scroll{
      -webkit-mask-image:linear-gradient(to right,transparent 0,#000 12px,#000 calc(100% - 20px),transparent 100%);
      mask-image:linear-gradient(to right,transparent 0,#000 12px,#000 calc(100% - 20px),transparent 100%);
    }
  }
  @media (prefers-reduced-motion:reduce){
    *{animation-duration:.001ms!important;transition-duration:.001ms!important}
    .reveal{opacity:1;transform:none}
  }

/* roulang page: category2 */
:root{
    --ink:#0B0E13;
    --panel:#131820;
    --sand:#F4F1E9;
    --card:#FBF9F4;
    --lime:#D9F65A;
    --track:#6D6A75;
    --line:#DDD7C9;
    --text:#111318;
    --muted:#62656D;
    --ok:#2FBF71;
    --warn:#D99A2B;
    --err:#D64545;
    --r-sm:10px;
    --r-md:16px;
    --r-lg:20px;
    --shadow:0 18px 40px rgba(11,14,19,.08);
    --ease:cubic-bezier(.22,.61,.36,1);
    --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,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:16px;
    line-height:1.8;
    color:var(--text);
    background:var(--sand);
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  ul,ol{padding:0;list-style:none}
  a{color:inherit;text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease)}
  img{max-width:100%;display:block;border:0}
  button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit}
  input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
  :focus-visible{outline:2px solid var(--lime);outline-offset:3px}
  .wrap{max-width:1240px;margin:0 auto;padding:0 24px}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 24px;border-radius:var(--r-sm);
    font-weight:600;font-size:15px;letter-spacing:.01em;
    transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .16s var(--ease),box-shadow .2s var(--ease);
    white-space:nowrap;
  }
  .btn:active{transform:scale(.98)}
  .btn-primary{background:var(--ink);color:#F7F5EE;border:1px solid var(--ink)}
  .btn-primary:hover{background:var(--lime);color:var(--ink);border-color:var(--lime)}
  .btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
  .btn-ghost:hover{background:var(--ink);color:#F7F5EE;border-color:var(--ink)}
  .btn-light{background:var(--lime);color:var(--ink);border:1px solid var(--lime)}
  .btn-light:hover{background:#F7F5EE;border-color:#F7F5EE}
  .btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:9px}
  .btn-block{width:100%}

  /* ---------- 页头 ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:var(--sand);
    border-bottom:1px solid var(--line);
    transition:box-shadow .2s var(--ease);
  }
  .site-header.is-stuck{box-shadow:0 8px 24px rgba(11,14,19,.06)}
  .brand-row{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:16px 0 12px;transition:padding .2s var(--ease);
  }
  .site-header.is-stuck .brand-row{padding:10px 0 8px}
  .brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:19px;letter-spacing:-.01em;color:var(--ink)}
  .brand-mark{
    position:relative;width:24px;height:24px;flex:0 0 24px;border-radius:50%;
    border:1.5px solid var(--ink);display:inline-block;
  }
  .brand-mark::before{
    content:"";position:absolute;inset:5px;border-radius:50%;
    background:radial-gradient(circle at 30% 30%,var(--ink) 0 2px,transparent 2px);
  }
  .brand-mark::after{
    content:"";position:absolute;top:-3px;right:-3px;width:8px;height:8px;border-radius:50%;
    background:var(--lime);border:1.5px solid var(--ink);
  }
  .brand-name{white-space:nowrap}
  .brand:hover .brand-mark{transform:rotate(24deg);transition:transform .3s var(--ease)}
  .nav-scroll{
    overflow-x:auto;overflow-y:hidden;
    padding-bottom:14px;
    scrollbar-width:none;
    -webkit-overflow-scrolling:touch;
    mask-image:linear-gradient(to right,transparent 0,#000 12px,#000 calc(100% - 12px),transparent 100%);
    -webkit-mask-image:linear-gradient(to right,transparent 0,#000 12px,#000 calc(100% - 12px),transparent 100%);
  }
  .nav-scroll::-webkit-scrollbar{display:none}
  .nav-chips{display:flex;align-items:center;gap:8px;min-width:max-content}
  .chip{
    position:relative;display:inline-flex;align-items:center;gap:8px;
    height:36px;padding:0 16px;border-radius:999px;
    border:1px solid var(--line);background:transparent;
    font-size:14px;color:var(--muted);white-space:nowrap;
    transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease);
  }
  .chip:hover{border-color:var(--ink);color:var(--ink)}
  .chip.is-active{background:var(--ink);border-color:var(--ink);color:#F7F5EE;font-weight:600}
  .chip.is-active::before{
    content:"";width:7px;height:7px;border-radius:50%;background:var(--lime);flex:0 0 7px;
  }

  /* ---------- 面包屑 ---------- */
  .crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);padding:22px 0 0}
  .crumb a:hover{color:var(--ink)}
  .crumb .sep{color:#B9B3A4}

  /* ---------- Hero ---------- */
  .cat-hero{
    position:relative;margin-top:18px;border-radius:var(--r-lg);overflow:hidden;
    background:var(--panel);color:#F7F5EE;isolation:isolate;
  }
  .cat-hero-media{position:absolute;inset:0;z-index:-2}
  .cat-hero-media img{width:100%;height:100%;object-fit:cover;opacity:.62}
  .cat-hero::after{
    content:"";position:absolute;inset:0;z-index:-1;
    background:
      linear-gradient(96deg,rgba(11,14,19,.94) 0%,rgba(11,14,19,.80) 46%,rgba(11,14,19,.30) 100%),
      radial-gradient(rgba(217,246,90,.10) 1px,transparent 1px);
    background-size:auto,18px 18px;
  }
  .cat-hero-inner{padding:64px 48px 56px;max-width:760px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:9px;
    font-size:12.5px;letter-spacing:.14em;color:var(--lime);font-weight:600;
    margin-bottom:18px;
  }
  .eyebrow::before{content:"";width:8px;height:8px;background:var(--lime);border-radius:2px}
  .cat-hero h1{
    font-size:clamp(2rem,4.2vw,3.4rem);line-height:1.12;font-weight:700;letter-spacing:-.02em;
    color:#FDFCF7;
  }
  .cat-hero h1 .dot{color:var(--lime)}
  .hero-lead{margin-top:18px;font-size:16.5px;line-height:1.85;color:#D9D6CD;max-width:620px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
  .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;padding-top:22px;border-top:1px solid rgba(247,245,238,.18)}
  .hero-tags span{font-size:13px;color:#CFCBC1;display:inline-flex;align-items:center;gap:7px}
  .hero-tags span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime)}

  /* ---------- 区块通用 ---------- */
  .section{padding:88px 0 0}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
  .section-head h2{font-size:clamp(1.6rem,2.6vw,2.3rem);line-height:1.2;letter-spacing:-.02em;font-weight:700}
  .section-head p{color:var(--muted);font-size:15px;max-width:520px;margin-top:10px}
  .kicker{display:block;font-size:12.5px;letter-spacing:.14em;color:var(--track);font-weight:600;margin-bottom:12px}

  /* ---------- 月份筛选 ---------- */
  .filter-bar{
    display:flex;align-items:center;gap:10px;flex-wrap:wrap;
    padding:16px 20px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
    margin-bottom:24px;
  }
  .filter-label{font-size:13px;color:var(--muted);letter-spacing:.06em;margin-right:4px}
  .filter-chip{
    height:34px;padding:0 15px;border-radius:999px;border:1px solid var(--line);
    font-size:13.5px;color:var(--muted);background:transparent;
    transition:all .2s var(--ease);
  }
  .filter-chip:hover{border-color:var(--ink);color:var(--ink)}
  .filter-chip.is-active{background:var(--ink);border-color:var(--ink);color:#F7F5EE;font-weight:600}

  /* ---------- 活动行 ---------- */
  .event-list{display:flex;flex-direction:column;gap:14px}
  .event-row{
    display:grid;grid-template-columns:104px 1fr 168px;gap:26px;align-items:center;
    padding:24px 26px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
    transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .event-row:hover{transform:translateY(-4px);border-color:var(--ink);box-shadow:var(--shadow)}
  .event-row.is-hidden{display:none}
  .event-date{
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    padding-right:22px;border-right:1px solid var(--line);text-align:center;
  }
  .d-day{font-size:34px;font-weight:700;line-height:1;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
  .d-month{font-size:12.5px;color:var(--muted);margin-top:7px;letter-spacing:.1em}
  .event-body h3{font-size:19px;font-weight:700;line-height:1.4;letter-spacing:-.01em}
  .event-meta{display:flex;flex-wrap:wrap;gap:8px 14px;margin-top:12px;font-size:13.5px;color:var(--muted)}
  .event-meta span{display:inline-flex;align-items:center;gap:6px}
  .event-meta span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--track)}
  .event-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
  .tag{
    display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:999px;
    font-size:12.5px;color:var(--ink);background:#EFEBDF;border:1px solid var(--line);
  }
  .event-action{display:flex;flex-direction:column;align-items:flex-end;gap:12px;text-align:right}
  .badge{
    display:inline-flex;align-items:center;gap:7px;height:28px;padding:0 12px;border-radius:999px;
    font-size:12.5px;font-weight:600;border:1px solid transparent;white-space:nowrap;
  }
  .badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
  .badge-open{color:#1D7A47;background:rgba(47,191,113,.14);border-color:rgba(47,191,113,.35)}
  .badge-warn{color:#8A6318;background:rgba(217,154,43,.15);border-color:rgba(217,154,43,.38)}
  .badge-full{color:var(--muted);background:#EAE6DA;border-color:var(--line)}
  .badge-invite{color:#F7F5EE;background:var(--ink);border-color:var(--ink)}
  .badge-invite::before{background:var(--lime)}
  .row-link{
    display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--ink);
    border-bottom:1px solid var(--line);padding-bottom:2px;
  }
  .row-link .arw{transition:transform .2s var(--ease)}
  .event-row:hover .row-link{border-bottom-color:var(--ink)}
  .event-row:hover .row-link .arw{transform:translateX(5px)}
  .list-note{margin-top:20px;font-size:13.5px;color:var(--muted)}

  /* ---------- 流程步骤 ---------- */
  .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
  .flow-step{
    padding:26px 22px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
    transition:border-color .2s var(--ease),transform .2s var(--ease);
  }
  .flow-step:hover{border-color:var(--ink);transform:translateY(-4px)}
  .flow-num{font-size:14px;font-weight:700;color:var(--ink);letter-spacing:.08em;font-variant-numeric:tabular-nums}
  .flow-num::after{content:"";display:block;width:26px;height:3px;background:var(--lime);margin-top:10px;border-radius:2px}
  .flow-step h3{font-size:17px;font-weight:700;margin-top:16px}
  .flow-step p{font-size:14px;color:var(--muted);margin-top:8px;line-height:1.75}

  /* ---------- 说明卡 ---------- */
  .info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .info-card{
    padding:28px 24px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
    transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .info-card:hover{transform:translateY(-4px);border-color:var(--ink);box-shadow:var(--shadow)}
  .info-card .ic{
    width:38px;height:38px;border-radius:10px;background:var(--ink);
    display:flex;align-items:center;justify-content:center;color:var(--lime);font-size:15px;font-weight:700;
    margin-bottom:18px;
  }
  .info-card h3{font-size:18px;font-weight:700}
  .info-card p{font-size:14.5px;color:var(--muted);margin-top:10px;line-height:1.8}

  /* ---------- FAQ ---------- */
  .faq-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:8px 28px}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-item:last-child{border-bottom:0}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
    min-height:62px;padding:18px 0;text-align:left;font-size:16.5px;font-weight:600;color:var(--ink);
    transition:color .2s var(--ease);
  }
  .faq-q:hover{color:#3A3D45}
  .faq-ico{position:relative;flex:0 0 20px;width:20px;height:20px}
  .faq-ico::before,.faq-ico::after{
    content:"";position:absolute;top:50%;left:50%;background:var(--ink);border-radius:2px;
    transform:translate(-50%,-50%);transition:transform .22s var(--ease),opacity .22s var(--ease);
  }
  .faq-ico::before{width:14px;height:2px}
  .faq-ico::after{width:2px;height:14px}
  .faq-item.is-open .faq-ico::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
  .faq-item.is-open .faq-ico::before{background:var(--ink)}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
  .faq-a p{font-size:15px;color:var(--muted);line-height:1.85;padding:0 0 22px;max-width:760px}

  /* ---------- CTA ---------- */
  .cta-band{
    position:relative;overflow:hidden;background:var(--ink);color:#F7F5EE;
    border-radius:var(--r-lg);padding:52px 48px;margin-top:88px;isolation:isolate;
  }
  .cta-band::after{
    content:"";position:absolute;inset:0;z-index:-1;
    background:radial-gradient(rgba(217,246,90,.10) 1px,transparent 1px);
    background-size:20px 20px;opacity:.75;
  }
  .cta-grid{display:grid;grid-template-columns:1.4fr .9fr;gap:36px;align-items:center}
  .cta-band h2{font-size:clamp(1.6rem,2.6vw,2.2rem);line-height:1.25;letter-spacing:-.02em;font-weight:700}
  .cta-band p{color:#CFCBC1;font-size:15px;margin-top:14px;max-width:520px}
  .cta-side{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
  .cta-side small{font-size:12.5px;color:#9C978C;line-height:1.7}
  .cta-side small a{color:var(--lime);border-bottom:1px solid rgba(217,246,90,.5)}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--ink);color:#CFCBC1;margin-top:88px;padding:64px 0 30px}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
  .footer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:#F7F5EE}
  .footer-brand .brand-mark{border-color:#F7F5EE}
  .footer-brand .brand-mark::before{background:radial-gradient(circle at 30% 30%,#F7F5EE 0 2px,transparent 2px)}
  .footer-brand .brand-mark::after{border-color:var(--ink)}
  .footer-desc{font-size:14px;line-height:1.85;color:#9C978C;margin-top:16px;max-width:320px}
  .footer-col h4{font-size:13px;letter-spacing:.12em;color:#F7F5EE;font-weight:600;margin-bottom:16px}
  .footer-col ul{display:flex;flex-direction:column;gap:11px;font-size:14px}
  .footer-col li{color:#9C978C}
  .footer-col a{color:#9C978C}
  .footer-col a:hover{color:var(--lime)}
  .footer-bottom{
    margin-top:44px;padding-top:22px;border-top:1px solid rgba(247,245,238,.14);
    display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
    font-size:12.5px;color:#827D74;
  }

  /* ---------- 弹层 ---------- */
  .modal{
    position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:24px;
    background:rgba(11,14,19,.62);
  }
  .modal.is-open{display:flex;animation:fadeIn .2s var(--ease)}
  .modal-dialog{
    width:100%;max-width:560px;background:var(--sand);border-radius:18px;
    padding:32px 32px 28px;position:relative;max-height:calc(100vh - 48px);overflow:auto;
    animation:popIn .24s var(--ease);
  }
  .modal-close{
    position:absolute;top:16px;right:16px;width:34px;height:34px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;font-size:18px;line-height:1;
    color:var(--muted);border:1px solid var(--line);
    transition:all .2s var(--ease);
  }
  .modal-close:hover{background:var(--ink);color:#F7F5EE;border-color:var(--ink)}
  .modal-dialog h3{font-size:22px;font-weight:700;letter-spacing:-.01em}
  .modal-dialog .modal-sub{font-size:14px;color:var(--muted);margin-top:8px}
  .form-grid{display:grid;gap:16px;margin-top:24px}
  .field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:7px}
  .field input,.field select,.field textarea{
    width:100%;height:48px;padding:0 14px;border:1px solid var(--line);border-radius:10px;
    background:#fff;color:var(--ink);transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7}
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(217,246,90,.55);
  }
  .field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--err)}
  .err-msg{display:none;font-size:12.5px;color:var(--err);margin-top:6px}
  .field.has-error .err-msg{display:block}
  .agree{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);line-height:1.7}
  .agree input{width:16px;height:16px;margin-top:3px;flex:0 0 16px;accent-color:var(--ink)}
  .agree a{color:var(--ink);border-bottom:1px solid var(--ink)}
  .form-status{font-size:13.5px;margin-top:6px;display:none}
  .form-status.ok{display:block;color:#1D7A47}
  .form-status.bad{display:block;color:var(--err)}

  @keyframes fadeIn{from{opacity:0}to{opacity:1}}
  @keyframes popIn{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}
  @keyframes riseIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
  .reveal{opacity:0}
  .reveal.is-in{animation:riseIn .5s var(--ease) forwards}

  /* ---------- 响应式 ---------- */
  @media (max-width:1024px){
    .cat-hero-inner{padding:48px 32px 44px;max-width:100%}
    .flow{grid-template-columns:repeat(2,1fr)}
    .info-grid{grid-template-columns:1fr 1fr}
    .cta-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr 1fr}
    .event-row{grid-template-columns:92px 1fr 148px;gap:20px}
  }
  @media (max-width:768px){
    .section{padding:56px 0 0}
    .site-footer{margin-top:56px;padding:48px 0 26px}
    .cat-hero-inner{padding:38px 22px 34px}
    .hero-lead{font-size:15.5px}
    .event-row{grid-template-columns:64px 1fr;gap:14px 16px;padding:18px}
    .event-date{padding-right:14px;border-right:1px solid var(--line)}
    .d-day{font-size:26px}
    .event-action{grid-column:1 / -1;flex-direction:row;align-items:center;justify-content:space-between;width:100%;text-align:left}
    .info-grid{grid-template-columns:1fr}
    .faq-panel{padding:4px 18px}
    .cta-band{padding:36px 24px;margin-top:56px}
    .footer-grid{grid-template-columns:1fr;gap:28px}
    .footer-bottom{flex-direction:column;gap:8px}
    .modal{padding:0;align-items:flex-end}
    .modal-dialog{max-width:100%;border-radius:20px 20px 0 0;padding:28px 20px 24px;max-height:92vh}
  }
  @media (max-width:640px){
    .wrap{padding:0 18px}
    .brand{font-size:17px}
    .btn{width:100%}
    .brand-row .btn{width:auto}
    .hero-actions .btn{width:100%}
    .flow{grid-template-columns:1fr}
    .faq-q{font-size:15.5px;min-height:56px}
    .event-meta{font-size:12.5px}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
    .reveal{opacity:1}
    .event-row:hover,.info-card:hover,.flow-step:hover{transform:none}
  }

/* roulang page: category3 */
:root{
  --ink:#0B0E13;
  --panel:#131820;
  --paper:#F4F1E9;
  --card:#FBF9F4;
  --lime:#D9F65A;
  --gray:#6D6A75;
  --line:#DDD7C9;
  --text:#111318;
  --muted:#62656D;
  --ok:#2FBF71;
  --warn:#D99A2B;
  --err:#D64545;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 18px 40px rgba(11,14,19,.08);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:4px}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  transition:padding .2s var(--ease);
}
.site-header .brand-row{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:14px 0 12px;
}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-mark{
  width:26px;height:26px;border-radius:50%;flex:0 0 auto;
  border:1.5px solid var(--ink);
  background:
    radial-gradient(circle at 50% 50%, var(--lime) 0 4px, transparent 4.5px),
    conic-gradient(from 210deg, var(--ink) 0deg 140deg, transparent 140deg 360deg);
}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--ink)}
.nav-scroll{
  overflow-x:auto;overflow-y:hidden;
  -webkit-overflow-scrolling:touch;
  scrollbar-width:none;
  padding-bottom:12px;
  mask-image:linear-gradient(to right,#000 92%,transparent 100%);
}
.nav-scroll::-webkit-scrollbar{display:none}
.nav-chips{display:flex;align-items:center;gap:8px;min-width:max-content}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);
  font-size:14px;color:var(--muted);
  white-space:nowrap;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.chip:hover{border-color:var(--ink);color:var(--ink)}
.chip.is-active{
  background:var(--ink);border-color:var(--ink);color:var(--paper);font-weight:600;
}
.chip.is-active::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);flex:0 0 auto;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;line-height:1;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .12s var(--ease),box-shadow .2s var(--ease);
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--ink);color:var(--paper);border:1px solid var(--ink)}
.btn-primary:hover{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.btn-lime{background:var(--lime);color:var(--ink);border:1px solid var(--lime)}
.btn-lime:hover{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.btn-sm{height:38px;padding:0 18px;font-size:14px;border-radius:8px}
.btn-block{width:100%}

/* ---------- breadcrumb ---------- */
.crumb{padding:20px 0 0}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.crumb li::after{content:"/";margin-left:8px;color:var(--line)}
.crumb li:last-child::after{content:"";margin-left:0}
.crumb a:hover{color:var(--ink)}

/* ---------- hero ---------- */
.hero{padding:28px 0 72px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.12em;color:var(--muted);font-weight:600;
  margin-bottom:16px;
}
.eyebrow-dot{width:8px;height:8px;background:var(--lime);border:1px solid var(--ink);display:inline-block}
.hero-title{
  font-size:clamp(2.1rem,4.2vw,3.6rem);
  font-weight:700;line-height:1.12;letter-spacing:-.02em;color:var(--ink);
}
.hero-lead{margin-top:20px;max-width:36em;color:var(--muted);font-size:16.5px;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:28px;
  padding-top:20px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.hero-facts li{display:inline-flex;align-items:center;gap:7px}
.hero-facts li::before{
  content:"";width:5px;height:5px;border-radius:50%;background:var(--ink);flex:0 0 auto;
}
.hero-media{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--card)}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:12px;border:1px solid rgba(244,241,233,.55);
  border-radius:10px;pointer-events:none;
}
.hero-tag{
  position:absolute;left:16px;bottom:16px;
  background:var(--ink);color:var(--paper);
  font-size:12px;letter-spacing:.06em;
  padding:6px 12px;border-radius:999px;
}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-alt{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:720px;margin-bottom:44px}
.h2{font-size:clamp(1.6rem,2.8vw,2.35rem);font-weight:700;line-height:1.25;letter-spacing:-.01em;color:var(--ink)}
.section-sub{margin-top:14px;color:var(--muted);font-size:15.5px}

/* ---------- matrix ---------- */
.matrix{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--paper)}
.matrix-row{display:grid;grid-template-columns:1fr 1fr}
.matrix-row + .matrix-row{border-top:1px solid var(--line)}
.matrix-cell{padding:28px 30px}
.matrix-issue{background:var(--paper)}
.matrix-fix{background:var(--card);border-left:1px solid var(--line)}
.matrix-cell h3{font-size:19px;font-weight:700;color:var(--ink);margin:12px 0 8px;line-height:1.45}
.matrix-cell p{font-size:14.5px;color:var(--muted);line-height:1.75}
.tag{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;
  padding:3px 10px;border-radius:999px;
}
.tag-issue{background:#EFEBE0;color:var(--gray);border:1px solid var(--line)}
.tag-fix{background:var(--lime);color:var(--ink);border:1px solid #c6e247}

/* ---------- flow ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.flow-step{
  position:relative;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px 28px;
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.flow-step:hover{transform:translateY(-4px);border-color:var(--ink);box-shadow:var(--shadow)}
.flow-num{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.1em;
  color:var(--ink);background:var(--lime);border-radius:6px;padding:2px 8px;
  font-variant-numeric:tabular-nums;
}
.flow-step h3{font-size:18px;font-weight:700;color:var(--ink);margin:16px 0 8px}
.flow-step p{font-size:14.5px;color:var(--muted);line-height:1.75}

/* ---------- audience ---------- */
.audience-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
.check-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:12px;
  padding:16px 18px;font-size:14.8px;color:var(--text);line-height:1.6;
  transition:border-color .2s var(--ease),transform .2s var(--ease);
}
.check-list li:hover{border-color:var(--ink);transform:translateY(-3px)}
.check-list li::before{
  content:"";flex:0 0 auto;margin-top:5px;
  width:14px;height:8px;border-left:2px solid var(--ink);border-bottom:2px solid var(--ink);
  transform:rotate(-45deg);
}

/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 30px;
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.compare-card:hover{transform:translateY(-4px);border-color:var(--ink);box-shadow:var(--shadow)}
.compare-card.is-strong{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.compare-kicker{font-size:12px;letter-spacing:.14em;font-weight:600;color:var(--muted)}
.compare-card.is-strong .compare-kicker{color:var(--lime)}
.compare-card h3{font-size:22px;font-weight:700;margin:10px 0 20px;color:var(--ink)}
.compare-card.is-strong h3{color:var(--paper)}
.compare-list>div{
  display:grid;grid-template-columns:92px 1fr;gap:14px;
  padding:12px 0;border-top:1px solid var(--line);
}
.compare-card.is-strong .compare-list>div{border-top-color:rgba(244,241,233,.16)}
.compare-list dt{font-size:13px;color:var(--muted);font-weight:600}
.compare-card.is-strong .compare-list dt{color:rgba(244,241,233,.62)}
.compare-list dd{font-size:14.5px;color:var(--text);line-height:1.7}
.compare-card.is-strong .compare-list dd{color:var(--paper)}
.compare-note{margin-top:24px;font-size:13px;color:var(--muted);line-height:1.8}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;min-height:64px;padding:16px 4px;
  text-align:left;font-size:17px;font-weight:600;color:var(--ink);
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--ink)}
.faq-q:hover .faq-icon{border-color:var(--ink)}
.faq-icon{
  position:relative;flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);
  transition:transform .22s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--ink);
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:11px;height:1.6px}
.faq-icon::after{width:1.6px;height:11px;transition:opacity .2s var(--ease)}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--lime);border-color:var(--lime)}
.faq-item.is-open .faq-icon::after{opacity:0}
.faq-a{padding:0 4px 22px;color:var(--muted);font-size:15px;line-height:1.85;max-width:62em;animation:fadeIn .22s var(--ease)}
.faq-a[hidden]{display:none}

/* ---------- cta band ---------- */
.cta-band{background:var(--panel);color:var(--paper);padding:72px 0;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(244,241,233,.14) 1px, transparent 1px);
  background-size:22px 22px;opacity:.5;pointer-events:none;
}
.cta-grid{position:relative;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.h2-light{color:var(--paper)}
.cta-sub{margin-top:14px;color:rgba(244,241,233,.72);font-size:15.5px;max-width:34em}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.cta-link{font-size:14px;color:rgba(244,241,233,.72);text-decoration:underline;text-underline-offset:4px}
.cta-link:hover{color:var(--lime)}
.privacy-note{
  background:var(--paper);padding:18px 0 0;
}
.privacy-note-inner{
  font-size:13px;color:var(--muted);line-height:1.85;
  border-top:1px solid var(--line);padding-top:18px;
}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--paper);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--paper)}
.site-footer .brand-mark{
  border-color:var(--paper);
  background:
    radial-gradient(circle at 50% 50%, var(--lime) 0 4px, transparent 4.5px),
    conic-gradient(from 210deg, var(--paper) 0deg 140deg, transparent 140deg 360deg);
}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(244,241,233,.62);max-width:26em}
.footer-col h4{font-size:13px;font-weight:600;letter-spacing:.1em;color:rgba(244,241,233,.5);margin:0 0 16px}
.footer-col ul li{font-size:14px;color:rgba(244,241,233,.78);line-height:2.1}
.footer-col ul li a{transition:color .2s var(--ease)}
.footer-col ul li a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(244,241,233,.14);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:12.5px;color:rgba(244,241,233,.5);
}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:120;display:flex;align-items:center;justify-content:center;padding:24px}
.modal[hidden]{display:none}
.modal-mask{position:absolute;inset:0;background:rgba(11,14,19,.6);animation:fadeIn .18s var(--ease)}
.modal-panel{
  position:relative;width:100%;max-width:560px;max-height:92vh;overflow-y:auto;
  background:var(--card);border-radius:18px;padding:32px;
  box-shadow:0 30px 70px rgba(11,14,19,.35);
  animation:pop .22s var(--ease);
}
.modal-close{
  position:absolute;top:14px;right:14px;width:34px;height:34px;border-radius:50%;
  border:1px solid var(--line);background:var(--paper);color:var(--ink);
  font-size:18px;line-height:1;display:flex;align-items:center;justify-content:center;
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.modal-close:hover{background:var(--lime);border-color:var(--lime)}
.modal-title{font-size:22px;font-weight:700;color:var(--ink);padding-right:40px}
.modal-desc{margin-top:8px;margin-bottom:22px;font-size:14px;color:var(--muted);line-height:1.75}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;
  border:1px solid var(--line);border-radius:10px;background:#fff;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(217,246,90,.55);
}
.field.is-error input,.field.is-error select,.field.is-error textarea{border-color:var(--err)}
.err-msg{display:none;margin-top:5px;font-size:12px;color:var(--err)}
.field.is-error .err-msg{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);line-height:1.7;margin:4px 0 18px}
.check-row input{width:17px;height:17px;margin-top:3px;flex:0 0 auto;accent-color:#0B0E13}
.check-row a{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.check-row.is-error{color:var(--err)}
.form-status{margin-top:12px;font-size:13.5px;line-height:1.7;color:var(--ok);min-height:22px}
.form-status.is-error{color:var(--err)}

@keyframes pop{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-media{order:2}
  .audience-grid{grid-template-columns:1fr;gap:32px}
  .flow{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-grid{grid-template-columns:1fr;gap:28px}
  .cta-actions{flex-direction:row;align-items:center;flex-wrap:wrap}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .hero{padding:20px 0 56px}
  .matrix-row{grid-template-columns:1fr}
  .matrix-fix{border-left:0;border-top:1px solid var(--line)}
  .matrix-cell{padding:24px 22px}
  .compare-grid{grid-template-columns:1fr}
  .check-list{grid-template-columns:1fr}
  .faq-q{font-size:16px;min-height:60px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:640px){
  .wrap{padding:0 18px}
  .flow{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .modal{align-items:flex-end;padding:0}
  .modal-panel{max-width:none;border-radius:20px 20px 0 0;padding:26px 20px 28px;max-height:94vh}
  .btn-block{height:50px}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:56px 0}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
  .flow-step:hover,.check-list li:hover,.compare-card:hover{transform:none}
}

/* roulang page: category4 */
:root{
  --ink:#0B0E13;
  --panel:#131820;
  --sand:#F4F1E9;
  --card:#FBF9F4;
  --lime:#D9F65A;
  --grey:#6D6A75;
  --line:#DDD7C9;
  --text:#111318;
  --muted:#62656D;
  --ok:#2FBF71;
  --warn:#D99A2B;
  --err:#D64545;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:20px;
  --shadow-1:0 1px 2px rgba(11,14,19,.04);
  --shadow-2:0 18px 40px rgba(11,14,19,.08);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:200ms;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:4px}

.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,241,233,.97);
  border-bottom:1px solid var(--line);
  transition:padding var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.site-header.is-tight{box-shadow:0 6px 18px rgba(11,14,19,.06)}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0 10px}
.site-header.is-tight .brand-row{padding:9px 0 6px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-mark{
  position:relative;width:24px;height:24px;border-radius:50%;
  border:1.5px solid var(--ink);display:inline-block;flex:0 0 auto;
}
.brand-mark::before{
  content:"";position:absolute;inset:4px;border-radius:50%;
  border:1px solid rgba(11,14,19,.35);
}
.brand-mark::after{
  content:"";position:absolute;top:-2px;right:1px;width:7px;height:7px;border-radius:50%;
  background:var(--lime);border:1px solid var(--ink);
}
.brand-name{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
.nav-scroll{overflow:visible}
.nav-chips{display:flex;align-items:center;gap:8px;padding:2px 0 14px;flex-wrap:wrap}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:transparent;
  font-size:14px;color:#3A3D45;white-space:nowrap;
  transition:border-color var(--t) var(--ease),color var(--t) var(--ease),background var(--t) var(--ease);
}
.chip:hover{border-color:var(--ink);color:var(--ink)}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:var(--sand);font-weight:600}
.chip.is-active::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);display:inline-block}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-sm);
  border:1px solid transparent;font-size:15px;font-weight:600;
  cursor:pointer;transition:background var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.btn-primary{background:var(--ink);color:var(--sand)}
.btn-primary:hover{background:var(--lime);color:var(--ink)}
.btn-primary:active{transform:scale(.985)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:var(--sand)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}

/* ---------- Common type ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.12em;color:var(--grey);font-weight:600;
}
.eyebrow::before{content:"";width:8px;height:8px;background:var(--ink);display:inline-block}
.section{padding:96px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px}
.section-head h2{font-size:clamp(1.6rem,2.6vw,2.3rem);font-weight:700;line-height:1.25;letter-spacing:-.01em}
.section-head .section-note{font-size:14.5px;color:var(--muted);max-width:36ch;line-height:1.75}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--ink);border-bottom:2px solid var(--lime);padding-bottom:2px;transition:gap var(--t) var(--ease)}
.link-more:hover{gap:12px}

/* ---------- Breadcrumb ---------- */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);padding:20px 0 0;flex-wrap:wrap}
.breadcrumb a{color:var(--muted);transition:color var(--t) var(--ease)}
.breadcrumb a:hover{color:var(--ink)}
.breadcrumb .sep{color:var(--line)}
.breadcrumb .cur{color:var(--text);font-weight:600}

/* ---------- Hero ---------- */
.page-hero{display:grid;grid-template-columns:1.35fr .65fr;gap:56px;align-items:start;padding:34px 0 68px}
.page-hero h1{
  font-size:clamp(2rem,4vw,3.4rem);font-weight:700;line-height:1.1;letter-spacing:-.02em;
  margin:18px 0 20px;max-width:20ch;
}
.page-hero .lede{font-size:17px;line-height:1.85;color:var(--muted);max-width:58ch}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  border:1px solid var(--line);background:var(--card);font-size:12.5px;color:var(--grey);
}
.snapshot{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--shadow-1);
}
.snapshot h2{font-size:13px;letter-spacing:.1em;font-weight:700;color:var(--grey);margin-bottom:16px}
.snapshot dl{display:grid;grid-template-columns:1fr auto;gap:12px 12px;margin:0 0 20px}
.snapshot dt{font-size:13.5px;color:var(--muted)}
.snapshot dd{margin:0;font-size:13.5px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums}
.snapshot-figure{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--sand)}
.snapshot-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ---------- Topic list ---------- */
.topic-list{border-top:1px solid var(--line)}
.topic-item{border-bottom:1px solid var(--line)}
.topic-link{
  display:grid;grid-template-columns:88px minmax(0,1fr) 150px;gap:28px;
  padding:28px 10px;align-items:start;
  transition:background var(--t) var(--ease),padding var(--t) var(--ease);
}
.topic-link:hover{background:var(--card);padding-left:18px;padding-right:4px}
.topic-num{font-size:14px;font-weight:700;letter-spacing:.08em;color:var(--grey);font-variant-numeric:tabular-nums;padding-top:5px}
.topic-body h3{font-size:20px;font-weight:700;line-height:1.5;margin-bottom:8px;transition:color var(--t) var(--ease)}
.topic-link:hover .topic-body h3{color:var(--ink)}
.topic-body p{font-size:14.5px;line-height:1.8;color:var(--muted);max-width:62ch}
.topic-meta{display:flex;flex-direction:column;align-items:flex-end;gap:8px;text-align:right}
.topic-meta .src{font-size:13px;color:var(--grey)}
.topic-meta .time{font-size:12.5px;color:var(--grey);font-variant-numeric:tabular-nums}
.topic-meta .go{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--ink);
  transition:transform var(--t) var(--ease);
}
.topic-link:hover .go{transform:translateX(4px)}

/* ---------- Quote ---------- */
.quote-block{
  border-left:3px solid var(--lime);
  background:var(--card);
  border-radius:0 12px 12px 0;
  padding:26px 30px;
  margin:8px 0 12px;
}
.quote-block p{font-size:17px;line-height:1.8;color:var(--ink);font-weight:600}
.quote-block cite{display:block;margin-top:10px;font-style:normal;font-size:13px;color:var(--grey)}

/* ---------- Data band ---------- */
.data-band{
  background:var(--ink);color:var(--sand);border-radius:var(--r-lg);
  padding:46px 40px;position:relative;overflow:hidden;
}
.data-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(244,241,233,.22) 1px,transparent 1px);
  background-size:22px 22px;opacity:.05;
}
.data-band-head{display:flex;align-items:baseline;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.data-band-head h2{font-size:clamp(1.4rem,2.2vw,1.9rem);font-weight:700;color:var(--sand)}
.data-band-head span{font-size:12.5px;color:#8E9099}
.data-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;position:relative}
.data-cell{border-top:1px solid rgba(244,241,233,.18);padding-top:18px}
.data-cell .num{font-size:clamp(1.9rem,3.4vw,2.7rem);font-weight:700;line-height:1.1;color:var(--lime);font-variant-numeric:tabular-nums}
.data-cell .lab{margin-top:10px;font-size:14.5px;color:var(--sand);font-weight:600}
.data-cell .note{margin-top:6px;font-size:12.5px;color:#8E9099;line-height:1.7}

/* ---------- Process ---------- */
.process-list{display:grid;gap:0;border-top:1px solid var(--line)}
.process-row{
  display:grid;grid-template-columns:64px minmax(0,1fr) minmax(0,1.1fr);gap:24px;
  align-items:start;padding:24px 8px;border-bottom:1px solid var(--line);
  transition:background var(--t) var(--ease);
}
.process-row:hover{background:var(--card)}
.process-row .pnum{font-size:13px;font-weight:700;color:var(--grey);font-variant-numeric:tabular-nums;padding-top:3px}
.process-row h3{font-size:18px;font-weight:700;line-height:1.5}
.process-row p{font-size:14.5px;color:var(--muted);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:62px;padding:14px 6px;background:transparent;border:0;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--ink);cursor:pointer;
  transition:color var(--t) var(--ease);
}
.faq-q:hover{color:var(--ink)}
.faq-q .ico{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;line-height:1;color:var(--ink);
  transition:transform var(--t) var(--ease),background var(--t) var(--ease),border-color var(--t) var(--ease);
}
.faq-item.is-open .faq-q .ico{transform:rotate(45deg);background:var(--lime);border-color:var(--ink)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms var(--ease)}
.faq-a .inner{padding:0 6px 22px;font-size:15px;line-height:1.85;color:var(--muted);max-width:74ch}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:44px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center;
  box-shadow:var(--shadow-1);
}
.cta-band h2{font-size:clamp(1.4rem,2.4vw,2rem);font-weight:700;line-height:1.3;margin-bottom:10px}
.cta-band p{font-size:15px;color:var(--muted);max-width:52ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.privacy-note{font-size:12.5px;color:var(--grey);margin-top:14px;max-width:60ch;line-height:1.7}
.privacy-note a{color:var(--ink);border-bottom:1px solid var(--lime)}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#CFCCC3;padding:64px 0 26px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--sand)}
.footer-brand .brand-mark{border-color:var(--sand)}
.footer-brand .brand-mark::before{border-color:rgba(244,241,233,.4)}
.footer-brand .brand-mark::after{background:var(--lime);border-color:var(--ink)}
.footer-desc{margin-top:16px;font-size:13.5px;line-height:1.8;color:#9A9AA2;max-width:34ch}
.footer-col h4{font-size:13px;letter-spacing:.1em;color:#8E9099;font-weight:700;margin-bottom:16px;background:transparent;border:0;padding:0}
.footer-col ul{display:grid;gap:10px}
.footer-col li{font-size:14px;color:#B6B3AB}
.footer-col a{color:#B6B3AB;transition:color var(--t) var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(244,241,233,.14);
  font-size:12.5px;color:#8E9099;
}

/* ---------- Modal ---------- */
.modal{position:fixed;inset:0;z-index:120;display:none}
.modal.is-open{display:block}
.modal-overlay{position:absolute;inset:0;background:rgba(11,14,19,.6);opacity:0;transition:opacity 220ms var(--ease)}
.modal.is-open .modal-overlay{opacity:1}
.modal-panel{
  position:relative;z-index:2;width:min(560px,calc(100% - 36px));
  margin:6vh auto 0;background:var(--card);border-radius:18px;
  border:1px solid var(--line);box-shadow:var(--shadow-2);
  padding:30px;max-height:88vh;overflow:auto;
  opacity:0;transform:translateY(8px) scale(.99);
  transition:opacity 220ms var(--ease),transform 220ms var(--ease);
}
.modal.is-open .modal-panel{opacity:1;transform:translateY(0) scale(1)}
.modal-close{
  position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line);background:var(--sand);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;font-size:18px;line-height:1;
  transition:background var(--t) var(--ease),color var(--t) var(--ease);
}
.modal-close:hover{background:var(--ink);color:var(--sand)}
.modal-panel h2{font-size:22px;font-weight:700;margin-bottom:8px;padding-right:40px}
.modal-sub{font-size:14px;color:var(--muted);margin-bottom:22px;line-height:1.75}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:7px;color:var(--ink)}
.field input[type=text],.field input[type=tel],.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;font-size:14.5px;color:var(--text);
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
  font-family:inherit;
}
.field textarea{height:96px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(217,246,90,.55);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--err)}
.err-msg{display:none;font-size:12.5px;color:var(--err);margin-top:6px}
.field.has-error .err-msg{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;margin:6px 0 18px}
.check-row input{margin-top:4px;width:16px;height:16px;accent-color:#0B0E13}
.check-row label{font-size:13px;color:var(--muted);line-height:1.7}
.check-row a{color:var(--ink);border-bottom:1px solid var(--lime)}
.form-status{display:none;font-size:13.5px;padding:12px 14px;border-radius:var(--r-sm);margin-top:14px;line-height:1.7}
.form-status.is-ok{display:block;background:rgba(47,191,113,.12);color:#1E7A49;border:1px solid rgba(47,191,113,.4)}
.form-status.is-bad{display:block;background:rgba(214,69,69,.1);color:var(--err);border:1px solid rgba(214,69,69,.35)}
.btn[disabled]{opacity:.65;cursor:not-allowed}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(13px);transition:opacity 420ms var(--ease),transform 420ms var(--ease)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav-scroll{
    overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;
    margin:0 -24px;padding:0 24px;
    mask-image:linear-gradient(to right,#000 94%,transparent);
  }
  .nav-scroll::-webkit-scrollbar{display:none}
  .nav-chips{flex-wrap:nowrap}
  .page-hero{grid-template-columns:1fr;gap:36px;padding-bottom:52px}
  .page-hero h1{max-width:24ch}
  .topic-link{grid-template-columns:64px minmax(0,1fr);gap:20px}
  .topic-meta{grid-column:2;flex-direction:row;align-items:center;justify-content:flex-start;text-align:left;gap:14px}
  .section{padding:76px 0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px}
  .data-band{padding:34px 24px}
  .data-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .process-row{grid-template-columns:48px minmax(0,1fr);gap:16px}
  .process-row p{grid-column:2}
  .cta-band{grid-template-columns:1fr;padding:30px}
  .site-footer{margin-top:64px;padding-top:48px}
}
@media (max-width:640px){
  .wrap{padding:0 18px}
  .brand-name{font-size:15.5px}
  .btn{width:100%}
  .brand-row .btn{width:auto}
  .page-hero{padding:24px 0 44px}
  .page-hero .lede{font-size:15.5px}
  .topic-link{grid-template-columns:1fr;gap:12px;padding:22px 4px}
  .topic-link:hover{padding-left:4px}
  .topic-num{padding-top:0}
  .topic-meta{grid-column:1;flex-wrap:wrap}
  .topic-body h3{font-size:18px}
  .data-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .cta-actions{width:100%}
  .modal-panel{
    width:100%;margin:0;position:absolute;bottom:0;left:0;right:0;
    border-radius:20px 20px 0 0;max-height:92vh;transform:translateY(14px);
  }
  .faq-q{font-size:15.5px;min-height:56px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category5 */
:root{
  --ink:#0B0E13;
  --panel:#131820;
  --paper:#F4F1E9;
  --card:#FBF9F4;
  --lime:#D9F65A;
  --track:#6D6A75;
  --line:#DDD7C9;
  --text:#111318;
  --muted:#62656D;
  --ok:#2FBF71;
  --warn:#D99A2B;
  --err:#D64545;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:18px;
  --shadow:0 18px 40px rgba(11,14,19,.08);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif!important;-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:4px;}

.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease);
}
.site-header.is-compact{box-shadow:0 6px 18px rgba(11,14,19,.06);}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 0 12px;transition:padding .22s var(--ease);}
.site-header.is-compact .brand-row{padding:10px 0 8px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;}
.brand-mark{
  position:relative;width:22px;height:22px;border-radius:50%;
  border:1.5px solid var(--ink);flex:none;
}
.brand-mark::before{
  content:"";position:absolute;inset:0;border-radius:50%;
  border-top:1.5px solid var(--ink);transform:rotate(-38deg);
}
.brand-mark::after{
  content:"";position:absolute;inset:6px;border-radius:50%;background:var(--lime);
}
.brand-name{font-size:17px;letter-spacing:-.01em;}
.nav-scroll{overflow-x:auto;padding-bottom:12px;scrollbar-width:none;-ms-overflow-style:none;}
.nav-scroll::-webkit-scrollbar{display:none;}
.nav-chips{display:flex;align-items:center;gap:8px;padding-bottom:2px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:transparent;
  font-size:14px;color:var(--muted);white-space:nowrap;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.chip:hover{border-color:var(--ink);color:var(--ink);}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:#F7F5EE;}
.chip.is-active::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);flex:none;}
.chip.is-active:hover{color:#F7F5EE;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .15s var(--ease),box-shadow .2s var(--ease);
}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--ink);color:#F7F5EE;}
.btn-primary:hover{background:var(--lime);color:var(--ink);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:#F7F5EE;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
  color:var(--ink);border-bottom:2px solid var(--lime);padding-bottom:2px;
  transition:border-color .2s var(--ease),gap .2s var(--ease);
}
.link-arrow:hover{gap:10px;border-color:var(--ink);}

/* ============ 面包屑 ============ */
.crumbs{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);padding:22px 0 0;flex-wrap:wrap;}
.crumbs a{color:var(--muted);transition:color .2s var(--ease);}
.crumbs a:hover{color:var(--ink);}
.crumbs .sep{color:var(--line);}
.crumbs .now{color:var(--text);font-weight:600;}

/* ============ Hero ============ */
.hero{padding:26px 0 76px;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12.5px;letter-spacing:.12em;color:var(--track);
  text-transform:none;margin-bottom:20px;
}
.eyebrow::before{content:"";width:10px;height:10px;background:var(--ink);flex:none;}
.hero h1{
  font-size:clamp(2.1rem,4.2vw,3.5rem);
  font-weight:700;line-height:1.14;letter-spacing:-.02em;
}
.hero h1 em{font-style:normal;display:block;color:var(--track);font-size:.52em;letter-spacing:.02em;font-weight:600;margin-top:14px;}
.hero-lead{margin-top:22px;font-size:16.5px;color:var(--muted);max-width:36em;line-height:1.9;}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px;}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px;padding-top:24px;border-top:1px solid var(--line);}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--muted);padding:6px 12px;
  border:1px solid var(--line);border-radius:999px;background:var(--card);
}
.tag-dot{width:6px;height:6px;border-radius:50%;background:var(--lime);flex:none;}
.hero-visual{position:relative;}
.hero-frame{
  position:relative;border:1px solid var(--line);border-radius:var(--r-md);
  padding:12px;background:var(--card);box-shadow:var(--shadow);
}
.hero-frame img{width:100%;aspect-ratio:4/3.15;object-fit:cover;border-radius:10px;}
.hero-frame::before,
.hero-frame::after{
  content:"";position:absolute;width:16px;height:16px;border:1.5px solid var(--ink);
}
.hero-frame::before{top:-1px;left:-1px;border-right:0;border-bottom:0;}
.hero-frame::after{bottom:-1px;right:-1px;border-left:0;border-top:0;}
.hero-note{
  position:absolute;left:-16px;bottom:26px;
  background:var(--ink);color:#F7F5EE;border-radius:12px;
  padding:14px 18px;font-size:13px;line-height:1.6;max-width:230px;
  box-shadow:0 14px 30px rgba(11,14,19,.22);
}
.hero-note strong{display:block;color:var(--lime);font-size:19px;letter-spacing:-.01em;font-variant-numeric:tabular-nums;}

/* ============ 通用板块 ============ */
.section{padding:84px 0;}
.section-tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(1.6rem,2.7vw,2.35rem);font-weight:700;line-height:1.24;letter-spacing:-.015em;}
.section-head p{color:var(--muted);font-size:15px;max-width:30em;margin-top:10px;line-height:1.85;}
.rule{height:1px;background:var(--line);border:0;margin:0;}

/* ============ 快速定位 ============ */
.locate{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.locate-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start;}
.locate-grid h2{font-size:clamp(1.55rem,2.5vw,2.1rem);font-weight:700;line-height:1.28;letter-spacing:-.015em;}
.locate-grid .sub{color:var(--muted);font-size:15px;margin-top:14px;line-height:1.9;max-width:26em;}
.locate-list{border-top:1px solid var(--line);}
.locate-item{
  display:flex;align-items:center;gap:18px;
  padding:22px 4px;border-bottom:1px solid var(--line);
  transition:padding-left .22s var(--ease),background .22s var(--ease);
}
.locate-item:hover{padding-left:12px;background:rgba(217,246,90,.16);}
.locate-num{font-size:13px;font-weight:700;color:var(--track);font-variant-numeric:tabular-nums;letter-spacing:.08em;flex:none;}
.locate-body{flex:1;min-width:0;}
.locate-body h3{font-size:17px;font-weight:700;line-height:1.5;}
.locate-body p{font-size:13.5px;color:var(--muted);margin-top:4px;line-height:1.7;}
.locate-item .arrow{color:var(--track);font-size:18px;flex:none;transition:transform .22s var(--ease),color .22s var(--ease);}
.locate-item:hover .arrow{transform:translateX(5px);color:var(--ink);}

/* ============ FAQ ============ */
.faq-group{margin-bottom:52px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group-head{display:flex;align-items:center;gap:14px;margin-bottom:8px;}
.faq-group-head .badge{
  display:inline-flex;align-items:center;justify-content:center;
  height:26px;padding:0 12px;border-radius:999px;
  background:var(--ink);color:var(--lime);font-size:12.5px;font-weight:600;letter-spacing:.04em;
}
.faq-group-head h3{font-size:20px;font-weight:700;letter-spacing:-.01em;}
.faq-group-note{font-size:13.5px;color:var(--muted);margin:0 0 8px;}
.faq{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  display:flex;align-items:center;gap:16px;width:100%;text-align:left;
  min-height:64px;padding:18px 4px;
  transition:background .2s var(--ease);
}
.faq-q:hover{background:rgba(221,215,201,.28);}
.faq-num{font-size:12.5px;font-weight:700;color:var(--track);font-variant-numeric:tabular-nums;letter-spacing:.08em;flex:none;width:26px;}
.faq-text{flex:1;font-size:16.5px;font-weight:600;line-height:1.6;}
.faq-icon{position:relative;width:22px;height:22px;flex:none;border:1px solid var(--line);border-radius:50%;transition:background .2s var(--ease),border-color .2s var(--ease),transform .25s var(--ease);}
.faq-icon::before,
.faq-icon::after{content:"";position:absolute;background:var(--ink);border-radius:2px;transition:transform .25s var(--ease),opacity .2s var(--ease);}
.faq-icon::before{width:10px;height:1.5px;top:50%;left:50%;transform:translate(-50%,-50%);}
.faq-icon::after{width:1.5px;height:10px;top:50%;left:50%;transform:translate(-50%,-50%);}
.faq-item.is-open .faq-icon{background:var(--lime);border-color:var(--ink);transform:rotate(180deg);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{
  max-height:0;overflow:hidden;opacity:0;
  transition:max-height .3s var(--ease),opacity .25s var(--ease),padding .3s var(--ease);
  padding:0 4px 0 46px;
}
.faq-item.is-open .faq-a{max-height:560px;opacity:1;padding:0 4px 24px 46px;}
.faq-a p{font-size:15px;color:#3a3d44;line-height:1.95;}
.faq-a p + p{margin-top:10px;}
.faq-a a{color:var(--ink);border-bottom:1.5px solid var(--lime);}
.faq-a a:hover{border-color:var(--ink);}

/* ============ 联系入口 ============ */
.contact-band{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px;}
.contact-card{
  display:flex;flex-direction:column;gap:12px;
  padding:28px;border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--paper);transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.contact-card:hover{transform:translateY(-4px);border-color:var(--ink);box-shadow:var(--shadow);}
.contact-card .kicker{font-size:12px;letter-spacing:.12em;color:var(--track);font-weight:700;}
.contact-card h3{font-size:19px;font-weight:700;letter-spacing:-.01em;}
.contact-card p{font-size:14px;color:var(--muted);line-height:1.85;}
.contact-card .value{font-size:15px;font-weight:600;color:var(--ink);word-break:break-all;}
.contact-card .foot{margin-top:auto;padding-top:8px;}

/* ============ 时效数据带 ============ */
.metrics{background:var(--ink);color:#EFEDE6;position:relative;overflow:hidden;}
.metrics::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(244,241,233,.16) 1px,transparent 1px);
  background-size:22px 22px;opacity:.35;pointer-events:none;
}
.metrics .wrap{position:relative;z-index:1;}
.metrics-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:36px;border-top:1px solid rgba(244,241,233,.16);}
.metric{padding:32px 28px 8px;border-right:1px solid rgba(244,241,233,.16);}
.metric:last-child{border-right:0;}
.metric .num{font-size:clamp(1.9rem,3.4vw,2.6rem);font-weight:700;line-height:1.1;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.metric .num small{font-size:.42em;color:#EFEDE6;font-weight:600;margin-left:6px;letter-spacing:0;}
.metric .label{margin-top:12px;font-size:15px;font-weight:600;color:#EFEDE6;}
.metric .source{margin-top:8px;font-size:12.5px;color:rgba(239,237,230,.6);line-height:1.7;}
.metrics h2{font-size:clamp(1.55rem,2.6vw,2.2rem);font-weight:700;line-height:1.28;color:#F7F5EE;letter-spacing:-.015em;}
.metrics .sub{color:rgba(239,237,230,.72);font-size:14.5px;margin-top:12px;max-width:34em;line-height:1.85;}

/* ============ CTA ============ */
.cta-section{padding:76px 0 88px;}
.cta-panel{
  background:var(--ink);color:#F7F5EE;border-radius:var(--r-lg);
  padding:52px 56px;position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center;
}
.cta-panel::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  border:1px solid rgba(217,246,90,.35);pointer-events:none;
}
.cta-panel h2{font-size:clamp(1.6rem,2.8vw,2.3rem);font-weight:700;line-height:1.26;letter-spacing:-.015em;}
.cta-panel p{margin-top:14px;font-size:15px;color:rgba(247,245,238,.78);line-height:1.9;max-width:32em;}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:flex-start;position:relative;z-index:1;}
.cta-actions .btn-primary{background:var(--lime);color:var(--ink);}
.cta-actions .btn-primary:hover{background:#F7F5EE;color:var(--ink);}
.privacy-line{font-size:12.5px;color:rgba(247,245,238,.6);line-height:1.7;max-width:24em;}
.privacy-line a{color:var(--lime);border-bottom:1px solid rgba(217,246,90,.5);}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#EFEDE6;padding:64px 0 32px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:40px;}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:#F7F5EE;}
.footer-brand .brand-mark{border-color:#F7F5EE;}
.footer-brand .brand-mark::before{border-top-color:#F7F5EE;}
.footer-desc{margin-top:16px;font-size:13.5px;color:rgba(239,237,230,.66);line-height:1.9;max-width:24em;}
.footer-col h4{font-size:13px;letter-spacing:.1em;color:rgba(239,237,230,.55);font-weight:700;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col li{font-size:14px;color:rgba(239,237,230,.8);line-height:1.6;}
.footer-col a{color:rgba(239,237,230,.8);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid rgba(239,237,230,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(239,237,230,.52);line-height:1.7;
}

/* ============ 弹层 ============ */
.modal{position:fixed;inset:0;z-index:200;display:none;}
.modal.is-open{display:block;}
.modal-mask{position:absolute;inset:0;background:rgba(11,14,19,.6);animation:fadeIn .2s var(--ease);}
.modal-panel{
  position:relative;z-index:2;
  width:min(560px,calc(100% - 32px));max-height:calc(100vh - 48px);overflow-y:auto;
  margin:6vh auto 0;background:var(--paper);border-radius:var(--r-lg);
  padding:32px;box-shadow:0 30px 70px rgba(11,14,19,.3);
  animation:popIn .24s var(--ease);
}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:8px;}
.modal-head h2{font-size:22px;font-weight:700;letter-spacing:-.01em;line-height:1.35;}
.modal-head p{font-size:13.5px;color:var(--muted);margin-top:6px;line-height:1.7;}
.modal-close{
  width:36px;height:36px;flex:none;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;font-size:18px;color:var(--muted);
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.modal-close:hover{background:var(--ink);color:#F7F5EE;border-color:var(--ink);}
.form{margin-top:22px;display:grid;gap:16px;}
.field{display:grid;gap:7px;}
.field label{font-size:13.5px;font-weight:600;color:var(--text);}
.field label span{color:var(--err);}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--card);color:var(--text);
  font-family:inherit;font-size:15px;line-height:1.4;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.field textarea{height:auto;min-height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--ink);background:#fff;box-shadow:0 0 0 3px rgba(217,246,90,.55);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--err);}
.err-text{display:none;font-size:12.5px;color:var(--err);}
.field.has-error .err-text{display:block;}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);line-height:1.7;}
.check input{width:18px;height:18px;flex:none;margin-top:3px;accent-color:#0B0E13;}
.check a{color:var(--ink);border-bottom:1.5px solid var(--lime);}
.form-status{font-size:13px;line-height:1.75;color:var(--muted);display:none;padding:12px 14px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--card);}
.form-status.is-show{display:block;}
.form-status.is-ok{border-color:rgba(47,191,113,.45);color:#1e7a4a;background:rgba(47,191,113,.08);}
.form-status.is-err{border-color:rgba(214,69,69,.45);color:#a02a2a;background:rgba(214,69,69,.07);}
.form-foot{font-size:12.5px;color:var(--muted);line-height:1.7;}

@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popIn{from{opacity:0;transform:translateY(10px) scale(.985)}to{opacity:1;transform:none}}

/* ============ 滚动进入 ============ */
.reveal{opacity:0;transform:translateY(13px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-visual{order:2;}
  .hero h1{max-width:none;}
  .hero-note{left:12px;bottom:-18px;}
  .locate-grid{grid-template-columns:1fr;gap:28px;}
  .contact-grid{grid-template-columns:1fr;gap:14px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-panel{grid-template-columns:1fr;padding:40px 32px;}
  .metrics-grid{grid-template-columns:1fr;}
  .metric{border-right:0;border-bottom:1px solid rgba(244,241,233,.16);padding:26px 0 22px;}
  .metric:last-child{border-bottom:0;}
  .nav-scroll{
    -webkit-mask-image:linear-gradient(to right,transparent 0,#000 14px,#000 calc(100% - 14px),transparent 100%);
    mask-image:linear-gradient(to right,transparent 0,#000 14px,#000 calc(100% - 14px),transparent 100%);
  }
}
@media (max-width:768px){
  .wrap{padding:0 18px;}
  .hero{padding:18px 0 56px;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  .section-head{margin-bottom:28px;gap:16px;}
  .hero-lead{font-size:15.5px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .faq-text{font-size:15.5px;}
  .faq-a{padding-left:4px!important;}
  .faq-item.is-open .faq-a{padding:0 4px 20px!important;}
  .cta-section{padding:56px 0 64px;}
  .modal-panel{
    width:100%;max-width:none;margin:0;position:fixed;left:0;right:0;bottom:0;top:auto;
    max-height:88vh;border-radius:20px 20px 0 0;padding:24px 20px 28px;
    animation:slideUp .26s var(--ease);
  }
  @keyframes slideUp{from{transform:translateY(30px);opacity:.6}to{transform:none;opacity:1}}
  .footer-bottom{flex-direction:column;gap:8px;}
  .cta-panel{padding:32px 22px;}
}
@media (max-width:520px){
  .brand-name{font-size:15.5px;}
  .hero h1{font-size:clamp(1.85rem,7.6vw,2.4rem);}
  .hero-note{position:static;margin-top:14px;max-width:none;}
  .hero-tags{gap:8px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .locate-item{padding:18px 0;gap:12px;}
  .faq-num{display:none;}
  .faq-q{min-height:56px;padding:16px 0;}
  .faq-a{padding-left:0!important;}
  .faq-item.is-open .faq-a{padding:0 0 20px!important;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
  .reveal{opacity:1;transform:none;}
}