/* roulang page: index */
:root{
      --bg:#f7f1e7;
      --bg-soft:#fbf7ef;
      --paper:#fffaf1;
      --paper-2:#f2eadc;
      --ink:#20201d;
      --ink-2:#34332f;
      --muted:#706b61;
      --muted-2:#9a9285;
      --line:#ded2bf;
      --line-dark:#cdbda4;
      --copper:#b96b3c;
      --copper-dark:#8e4b2a;
      --copper-soft:#f0d7c5;
      --olive:#7b8a5a;
      --olive-soft:#dce4c9;
      --shadow:0 18px 50px rgba(49,43,33,.10);
      --shadow-soft:0 10px 26px rgba(49,43,33,.08);
      --radius:24px;
      --radius-sm:16px;
      --radius-xs:12px;
      --container:1200px;
      --header-h:78px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;
      color:var(--ink);
      background:
        linear-gradient(rgba(185,107,60,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(185,107,60,.025) 1px, transparent 1px),
        var(--bg);
      background-size:28px 28px;
      line-height:1.75;
      text-rendering:optimizeLegibility;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:var(--copper-soft);color:var(--ink)}
    :focus-visible{
      outline:3px solid rgba(185,107,60,.32);
      outline-offset:3px;
      border-radius:10px;
    }

    .site-container{
      width:min(calc(100% - 40px), var(--container));
      margin:0 auto;
    }
    .section{
      padding:96px 0;
      position:relative;
    }
    .section-tight{padding:72px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:13px;
      letter-spacing:.08em;
      color:var(--copper-dark);
      font-weight:700;
      padding:7px 12px;
      border:1px solid rgba(185,107,60,.28);
      background:rgba(255,250,241,.78);
      border-radius:999px;
    }
    .eyebrow::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--copper);
      box-shadow:0 0 0 5px rgba(185,107,60,.12);
    }
    .section-title{
      margin:18px 0 14px;
      font-size:clamp(32px,4vw,46px);
      line-height:1.18;
      letter-spacing:-.04em;
      font-weight:900;
      color:var(--ink);
    }
    .section-desc{
      max-width:760px;
      color:var(--muted);
      font-size:17px;
      line-height:1.85;
      margin:0;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      height:var(--header-h);
      background:rgba(247,241,231,.88);
      backdrop-filter:saturate(140%) blur(16px);
      border-bottom:1px solid rgba(222,210,191,.78);
    }
    .nav-wrap{
      height:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .brand-mark{
      width:42px;height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:var(--ink);
      color:var(--paper);
      font-weight:900;
      box-shadow:inset 0 -4px 0 rgba(185,107,60,.5);
      letter-spacing:-.08em;
      flex:0 0 auto;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.15;
      min-width:0;
    }
    .brand-name{
      font-size:17px;
      font-weight:900;
      letter-spacing:-.03em;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width:280px;
    }
    .brand-note{
      font-size:12px;
      color:var(--muted);
      margin-top:2px;
    }
    .nav-main{
      display:flex;
      align-items:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(222,210,191,.85);
      border-radius:999px;
      background:rgba(255,250,241,.72);
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      min-height:40px;
      padding:0 18px;
      border-radius:999px;
      color:var(--ink-2);
      font-size:15px;
      font-weight:800;
      transition:.22s ease;
    }
    .nav-link:hover,.nav-link.active{
      background:var(--ink);
      color:var(--paper);
      transform:translateY(-1px);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      position:relative;
    }
    .mega-trigger{
      display:inline-flex;
      align-items:center;
      gap:8px;
      height:44px;
      padding:0 16px;
      border:1px solid var(--line);
      background:var(--paper);
      color:var(--ink);
      border-radius:999px;
      font-weight:800;
      transition:.22s ease;
    }
    .mega-trigger:hover{
      border-color:var(--copper);
      box-shadow:var(--shadow-soft);
      transform:translateY(-1px);
    }
    .mega-panel{
      position:absolute;
      right:0;
      top:calc(100% + 14px);
      width:min(560px, calc(100vw - 40px));
      padding:18px;
      background:rgba(255,250,241,.98);
      border:1px solid var(--line);
      border-radius:24px;
      box-shadow:var(--shadow);
      opacity:0;
      visibility:hidden;
      transform:translateY(8px);
      transition:.22s ease;
    }
    .nav-actions:hover .mega-panel,
    .nav-actions:focus-within .mega-panel{
      opacity:1;
      visibility:visible;
      transform:translateY(0);
    }
    .mega-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    .mega-card{
      padding:16px;
      border:1px solid var(--line);
      border-radius:18px;
      background:var(--bg-soft);
      transition:.22s ease;
    }
    .mega-card:hover{
      border-color:var(--copper);
      transform:translateY(-2px);
    }
    .mega-card strong{
      display:block;
      font-size:15px;
      margin-bottom:6px;
    }
    .mega-card span{
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .mobile-toggle{
      display:none;
      width:44px;height:44px;
      border-radius:14px;
      background:var(--ink);
      color:var(--paper);
      align-items:center;
      justify-content:center;
      font-size:21px;
    }
    .mobile-menu{
      display:none;
      border-top:1px solid var(--line);
      background:rgba(247,241,231,.98);
      padding:14px 0 20px;
    }
    .mobile-menu.is-open{display:block}
    .mobile-menu a{
      display:block;
      padding:14px 0;
      font-weight:800;
      border-bottom:1px solid rgba(222,210,191,.7);
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:50px;
      padding:0 22px;
      border-radius:999px;
      font-weight:900;
      line-height:1;
      transition:.22s ease;
      white-space:nowrap;
    }
    .btn .arrow{transition:.22s ease}
    .btn:hover .arrow{transform:translateX(4px)}
    .btn-primary{
      background:var(--ink);
      color:var(--paper);
      box-shadow:0 10px 22px rgba(32,32,29,.16);
    }
    .btn-primary:hover{
      background:#11110f;
      transform:translateY(-2px);
      box-shadow:0 16px 32px rgba(32,32,29,.2);
    }
    .btn-secondary{
      background:rgba(255,250,241,.85);
      color:var(--ink);
      border:1px solid var(--line-dark);
    }
    .btn-secondary:hover{
      border-color:var(--copper);
      background:#fff2e7;
      transform:translateY(-2px);
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      color:var(--ink-2);
      border:1px solid transparent;
    }
    .badge-copper{background:var(--copper-soft);border-color:rgba(185,107,60,.2)}
    .badge-olive{background:var(--olive-soft);border-color:rgba(123,138,90,.22)}
    .badge-gray{background:#eee5d6;border-color:rgba(112,107,97,.16)}

    .hero{
      padding:34px 0 72px;
    }
    .hero-strip{
      width:100%;
      border-top:1px solid var(--line);
      border-bottom:1px solid var(--line);
      background:
        linear-gradient(90deg, rgba(185,107,60,.12), transparent 34%),
        rgba(255,250,241,.72);
    }
    .hero-strip-inner{
      min-height:56px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      font-size:14px;
      color:var(--muted);
    }
    .hero-strip strong{
      color:var(--ink);
      font-weight:900;
    }
    .hero-banner{
      margin-top:34px;
      padding:44px;
      border:1px solid var(--line);
      border-radius:34px;
      background:
        radial-gradient(circle at 12% 0%, rgba(185,107,60,.16), transparent 32%),
        linear-gradient(180deg, rgba(255,250,241,.92), rgba(251,247,239,.78));
      box-shadow:var(--shadow-soft);
      position:relative;
      overflow:hidden;
    }
    .hero-banner::after{
      content:"";
      position:absolute;
      width:230px;height:230px;
      right:-80px;bottom:-100px;
      border:1px solid rgba(185,107,60,.22);
      border-radius:50%;
      box-shadow:0 0 0 28px rgba(185,107,60,.035);
    }
    .hero-content{
      position:relative;
      z-index:1;
      max-width:980px;
    }
    .hero h1{
      margin:18px 0 18px;
      max-width:960px;
      font-size:clamp(36px,6vw,62px);
      line-height:1.08;
      letter-spacing:-.06em;
      font-weight:950;
    }
    .hero h1 .highlight{
      display:inline;
      background:linear-gradient(transparent 58%, rgba(185,107,60,.24) 0);
      padding:0 .06em;
    }
    .hero-intro{
      max-width:850px;
      color:var(--muted);
      font-size:18px;
      line-height:1.9;
      margin:0;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:14px;
      margin-top:28px;
    }
    .hero-points{
      margin-top:30px;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
    }
    .point-card{
      padding:18px;
      border:1px solid var(--line);
      border-radius:20px;
      background:rgba(255,250,241,.72);
      min-height:112px;
      transition:.22s ease;
    }
    .point-card:hover{
      border-color:var(--copper);
      transform:translateY(-2px);
      box-shadow:var(--shadow-soft);
    }
    .point-card b{
      display:block;
      font-size:15px;
      margin-bottom:6px;
    }
    .point-card span{
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }

    .service-layout{
      display:grid;
      grid-template-columns:.88fr 1.12fr;
      gap:28px;
      align-items:start;
      margin-top:34px;
    }
    .index-note{
      position:sticky;
      top:104px;
      padding:26px;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:var(--paper);
      box-shadow:var(--shadow-soft);
    }
    .index-note h3{
      font-size:24px;
      font-weight:950;
      letter-spacing:-.04em;
      margin:0 0 14px;
    }
    .note-lines{
      display:grid;
      gap:12px;
      margin-top:20px;
    }
    .note-line{
      display:flex;
      align-items:flex-start;
      gap:12px;
      padding:14px 0;
      border-top:1px dashed var(--line-dark);
    }
    .note-num{
      width:30px;height:30px;
      display:grid;place-items:center;
      border-radius:10px;
      background:var(--ink);
      color:var(--paper);
      font-size:12px;
      font-weight:900;
      flex:0 0 auto;
    }
    .service-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .service-card{
      padding:24px;
      border-radius:24px;
      border:1px solid var(--line);
      background:rgba(255,250,241,.86);
      box-shadow:0 1px 0 rgba(255,255,255,.5) inset;
      transition:.22s ease;
      position:relative;
      overflow:hidden;
    }
    .service-card::before{
      content:attr(data-index);
      position:absolute;
      right:18px;top:12px;
      color:rgba(185,107,60,.16);
      font-size:42px;
      font-weight:950;
      line-height:1;
    }
    .service-card:hover{
      border-color:var(--copper);
      transform:translateY(-4px);
      box-shadow:var(--shadow-soft);
    }
    .service-icon{
      width:46px;height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:var(--copper-soft);
      color:var(--copper-dark);
      font-size:22px;
      margin-bottom:18px;
    }
    .service-card h3{
      font-size:22px;
      font-weight:950;
      letter-spacing:-.04em;
      margin:0 0 10px;
      position:relative;
      z-index:1;
    }
    .service-card p{
      color:var(--muted);
      margin:0 0 16px;
      font-size:15px;
      line-height:1.8;
      position:relative;
      z-index:1;
    }
    .stage-card{
      margin-top:18px;
      padding:18px;
      border-radius:26px;
      border:1px solid var(--line);
      background:linear-gradient(180deg,#fffaf1,#f4ecdd);
    }
    .browser-frame{
      border:1px solid var(--line-dark);
      border-radius:20px;
      overflow:hidden;
      background:#2a2924;
      box-shadow:var(--shadow-soft);
    }
    .browser-bar{
      height:42px;
      display:flex;
      align-items:center;
      gap:7px;
      padding:0 14px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .dot{width:10px;height:10px;border-radius:50%;background:#d8c9b2}
    .dot:nth-child(2){background:#c98b63}
    .dot:nth-child(3){background:#8d9a68}
    .screen{
      padding:22px;
      color:#fffaf1;
      display:grid;
      gap:12px;
    }
    .screen-row{
      display:grid;
      grid-template-columns:120px 1fr 82px;
      gap:12px;
      align-items:center;
      padding:12px;
      border-radius:14px;
      background:rgba(255,250,241,.08);
      border:1px solid rgba(255,250,241,.08);
    }
    .screen-row span{
      display:block;
      height:10px;
      border-radius:999px;
      background:rgba(255,250,241,.6);
    }
    .screen-row span:nth-child(2){background:rgba(185,107,60,.65)}
    .screen-row span:nth-child(3){background:rgba(123,138,90,.78)}

    .stats-wrap{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:30px;
      align-items:center;
      margin-top:34px;
    }
    .stats-panel{
      border:1px solid var(--line);
      border-radius:30px;
      padding:30px;
      background:var(--ink);
      color:var(--paper);
      position:relative;
      overflow:hidden;
    }
    .stats-panel::before{
      content:"";
      position:absolute;
      inset:18px;
      border:1px dashed rgba(255,250,241,.18);
      border-radius:24px;
      pointer-events:none;
    }
    .stats-panel h3{
      position:relative;
      font-size:28px;
      font-weight:950;
      letter-spacing:-.05em;
      margin:0 0 12px;
    }
    .stats-panel p{
      position:relative;
      color:#d8cfbf;
      margin:0;
      line-height:1.85;
    }
    .time-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .time-card{
      padding:24px;
      border:1px solid var(--line);
      border-radius:24px;
      background:rgba(255,250,241,.82);
      transition:.22s ease;
    }
    .time-card:hover{
      border-color:var(--copper);
      transform:translateY(-3px);
      box-shadow:var(--shadow-soft);
    }
    .time-card .big{
      font-size:42px;
      line-height:1;
      font-weight:950;
      letter-spacing:-.06em;
      color:var(--ink);
    }
    .time-card .unit{
      color:var(--olive);
      font-weight:900;
      margin-left:4px;
    }
    .time-card p{
      margin:14px 0 0;
      padding-top:14px;
      border-top:1px solid var(--line);
      color:var(--muted);
      font-size:15px;
    }

    .case-timeline{
      margin-top:38px;
      display:grid;
      gap:18px;
    }
    .case-card{
      display:grid;
      grid-template-columns:190px 1fr auto;
      gap:18px;
      align-items:center;
      padding:24px;
      border:1px solid var(--line);
      border-radius:26px;
      background:rgba(255,250,241,.84);
      transition:.22s ease;
    }
    .case-card:nth-child(even){
      transform:translateX(28px);
      background:rgba(251,247,239,.88);
    }
    .case-card:hover{
      transform:translateY(-3px);
      border-color:var(--copper);
      box-shadow:var(--shadow-soft);
    }
    .case-card:nth-child(even):hover{transform:translate(28px,-3px)}
    .case-kicker{
      color:var(--copper-dark);
      font-weight:900;
      font-size:14px;
    }
    .case-card h3{
      margin:2px 0 6px;
      font-size:22px;
      font-weight:950;
      letter-spacing:-.04em;
    }
    .case-card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.75;
    }

    .plans-board{
      margin-top:36px;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .plan-card{
      padding:26px;
      border-radius:28px;
      border:1px solid var(--line);
      background:var(--paper);
      transition:.22s ease;
    }
    .plan-card:hover{
      border-color:var(--copper);
      transform:translateY(-4px);
      box-shadow:var(--shadow-soft);
    }
    .plan-card h3{
      font-size:23px;
      font-weight:950;
      letter-spacing:-.04em;
      margin:14px 0 10px;
    }
    .plan-card p{
      color:var(--muted);
      margin:0 0 18px;
      font-size:15px;
      line-height:1.8;
    }
    .steps{
      display:grid;
      gap:10px;
      padding:0;
      margin:0 0 20px;
      list-style:none;
    }
    .steps li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--ink-2);
      font-size:14px;
    }
    .steps li::before{
      content:"";
      width:8px;height:8px;
      border-radius:50%;
      background:var(--olive);
      margin-top:9px;
      flex:0 0 auto;
    }
    .hot-list{
      margin-top:26px;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .hot-item{
      display:grid;
      grid-template-columns:54px 1fr auto;
      gap:16px;
      align-items:center;
      padding:18px;
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(255,250,241,.74);
      transition:.22s ease;
    }
    .hot-item:hover{
      border-color:var(--copper);
      transform:translateY(-2px);
      box-shadow:var(--shadow-soft);
    }
    .hot-no{
      width:54px;height:54px;
      border-radius:18px;
      display:grid;place-items:center;
      background:var(--ink);
      color:var(--paper);
      font-weight:950;
      font-size:18px;
    }
    .hot-item h4{
      margin:0 0 3px;
      font-weight:950;
      letter-spacing:-.03em;
    }
    .hot-item p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.65;
    }

    .updates-box{
      margin-top:50px;
      padding:30px;
      border:1px solid var(--line);
      border-radius:32px;
      background:linear-gradient(180deg,rgba(255,250,241,.92),rgba(251,247,239,.82));
      box-shadow:var(--shadow-soft);
    }
    .updates-head{
      display:grid;
      grid-template-columns:.72fr 1.28fr;
      gap:28px;
      align-items:start;
      margin-bottom:22px;
    }
    .updates-list{
      display:grid;
      gap:14px;
    }
    .post-card{
      display:grid;
      gap:10px;
      padding:20px;
      border:1px solid var(--line);
      border-radius:22px;
      background:rgba(255,250,241,.9);
      transition:.22s ease;
      position:relative;
      overflow:hidden;
    }
    .post-card::after{
      content:"→";
      position:absolute;
      right:20px;
      top:20px;
      color:var(--copper);
      font-weight:950;
      transition:.22s ease;
    }
    .post-card:hover{
      border-color:var(--copper);
      transform:translateY(-2px);
      box-shadow:var(--shadow-soft);
    }
    .post-card:hover::after{transform:translateX(4px)}
    .post-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:var(--muted);
      font-size:13px;
      font-weight:800;
    }
    .post-card h3{
      margin:0;
      padding-right:34px;
      font-size:20px;
      line-height:1.4;
      font-weight:950;
      letter-spacing:-.04em;
      background:linear-gradient(var(--copper),var(--copper)) left bottom/0 2px no-repeat;
      transition:background-size .22s ease;
    }
    .post-card:hover h3{background-size:100% 2px}
    .post-card p{
      margin:0;
      color:var(--muted);
      line-height:1.75;
      font-size:15px;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .empty-state{
      min-height:150px;
      display:grid;
      place-items:center;
      text-align:center;
      color:var(--muted);
      border:1px dashed var(--line-dark);
      border-radius:22px;
      background:rgba(255,250,241,.72);
      font-weight:800;
    }

    .faq-list{
      margin-top:34px;
      display:grid;
      gap:14px;
    }
    details.faq-item{
      border:1px solid var(--line);
      border-radius:22px;
      background:rgba(255,250,241,.78);
      overflow:hidden;
      transition:.22s ease;
    }
    details.faq-item[open]{
      background:#fff6eb;
      border-color:rgba(185,107,60,.42);
      box-shadow:var(--shadow-soft);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:20px 22px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      font-weight:950;
      font-size:18px;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary span{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .faq-no{
      width:32px;height:32px;
      display:grid;place-items:center;
      border-radius:11px;
      background:var(--ink);
      color:var(--paper);
      font-size:12px;
      font-weight:950;
      flex:0 0 auto;
    }
    .faq-plus{
      color:var(--copper);
      font-size:22px;
      transition:.22s ease;
    }
    details[open] .faq-plus{transform:rotate(45deg)}
    .faq-body{
      padding:0 22px 22px 66px;
      color:var(--muted);
      line-height:1.85;
      animation:fadeIn .22s ease;
    }
    @keyframes fadeIn{
      from{opacity:0;transform:translateY(-4px)}
      to{opacity:1;transform:translateY(0)}
    }

    .contact-grid{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:30px;
      align-items:start;
      margin-top:34px;
    }
    .contact-card{
      padding:30px;
      border-radius:30px;
      border:1px solid var(--line);
      background:var(--paper);
      box-shadow:var(--shadow-soft);
    }
    .contact-list{
      display:grid;
      gap:14px;
      margin-top:22px;
    }
    .contact-list div{
      padding:16px;
      border:1px solid var(--line);
      border-radius:18px;
      background:rgba(247,241,231,.58);
    }
    .contact-list b{
      display:block;
      margin-bottom:4px;
    }
    .contact-list span{
      color:var(--muted);
      font-size:14px;
    }
    .feedback-form{
      display:grid;
      gap:16px;
    }
    .form-row{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .field label{
      display:block;
      font-size:14px;
      font-weight:900;
      margin-bottom:8px;
      color:var(--ink-2);
    }
    .field input,.field textarea{
      width:100%;
      border:1px solid var(--line-dark);
      background:#fffdf8;
      border-radius:16px;
      min-height:52px;
      padding:13px 15px;
      color:var(--ink);
      transition:.2s ease;
    }
    .field textarea{
      min-height:132px;
      resize:vertical;
    }
    .field input:focus,.field textarea:focus{
      outline:none;
      border-color:var(--copper);
      box-shadow:0 0 0 4px rgba(185,107,60,.14);
    }
    .privacy-note{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .form-status{
      display:none;
      padding:12px 14px;
      border-radius:14px;
      background:var(--olive-soft);
      color:#4f5d36;
      font-weight:800;
      font-size:14px;
    }
    .form-status.is-show{display:block}

    .site-footer{
      background:var(--ink);
      color:var(--paper);
      padding:58px 0 28px;
      margin-top:20px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:30px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,250,241,.14);
    }
    .footer-logo{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:16px;
    }
    .footer-logo .brand-mark{
      background:var(--paper);
      color:var(--ink);
      box-shadow:inset 0 -4px 0 rgba(185,107,60,.5);
    }
    .footer-title{
      font-weight:950;
      letter-spacing:-.03em;
      font-size:18px;
    }
    .footer-text{
      color:#cfc5b4;
      max-width:520px;
      margin:0;
      line-height:1.85;
    }
    .footer-col h3{
      font-size:15px;
      margin:0 0 12px;
      color:#fffaf1;
      font-weight:950;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#cfc5b4;
      transition:.2s ease;
    }
    .footer-links a:hover{
      color:#fffaf1;
      padding-left:4px;
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      padding-top:22px;
      color:#b9ad9b;
      font-size:13px;
    }

    @media (max-width:1024px){
      :root{--header-h:72px}
      .section{padding:78px 0}
      .service-layout,.stats-wrap,.updates-head,.contact-grid{
        grid-template-columns:1fr;
      }
      .index-note{position:relative;top:auto}
      .hero-points,.plans-board{
        grid-template-columns:1fr 1fr;
      }
      .case-card,.case-card:nth-child(even){
        grid-template-columns:1fr;
        transform:none;
      }
      .case-card:hover,.case-card:nth-child(even):hover{transform:translateY(-3px)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }

    @media (max-width:768px){
      .site-container{width:min(calc(100% - 28px), var(--container))}
      .nav-main,.nav-actions{display:none}
      .mobile-toggle{display:flex}
      .brand-name{max-width:210px}
      .hero{padding:22px 0 56px}
      .hero-strip-inner{
        min-height:auto;
        padding:12px 0;
        align-items:flex-start;
        flex-direction:column;
        gap:4px;
      }
      .hero-banner{
        padding:28px 20px;
        border-radius:26px;
      }
      .hero-actions{align-items:stretch}
      .btn{width:100%}
      .hero-points,.service-grid,.time-grid,.plans-board,.hot-list,.form-row{
        grid-template-columns:1fr;
      }
      .screen-row{grid-template-columns:70px 1fr 48px}
      .updates-box{padding:20px;border-radius:26px}
      .faq-item summary{
        align-items:flex-start;
        font-size:16px;
      }
      .faq-body{padding-left:22px}
      .footer-grid{grid-template-columns:1fr}
      .copyright{flex-direction:column}
    }

    @media (max-width:520px){
      .section{padding:64px 0}
      .section-title{font-size:31px}
      .hero h1{font-size:36px}
      .hero-intro,.section-desc{font-size:16px}
      .brand-note{display:none}
      .brand-name{max-width:180px;font-size:15px}
      .point-card,.service-card,.time-card,.plan-card,.contact-card{border-radius:20px}
      .hot-item{grid-template-columns:46px 1fr}
      .hot-item .btn{grid-column:1 / -1}
      .hot-no{width:46px;height:46px;border-radius:15px}
    }

/* roulang page: article */
:root{
      --bg:#f7f1e7;
      --bg-soft:#fbf7ef;
      --paper:#fffaf1;
      --paper-2:#f2eadc;
      --ink:#20201d;
      --ink-2:#34332f;
      --muted:#706b61;
      --muted-2:#9a9285;
      --line:#ded2bf;
      --line-dark:#cdbda4;
      --copper:#b96b3c;
      --copper-dark:#8e4b2a;
      --copper-soft:#f0d7c5;
      --olive:#7b8a5a;
      --olive-soft:#dce4c9;
      --shadow:0 18px 50px rgba(49,43,33,.10);
      --shadow-soft:0 10px 26px rgba(49,43,33,.08);
      --radius:24px;
      --radius-sm:16px;
      --radius-xs:12px;
      --container:1200px;
      --header-h:78px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;
      color:var(--ink);
      background:
        linear-gradient(rgba(185,107,60,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(185,107,60,.025) 1px, transparent 1px),
        var(--bg);
      background-size:28px 28px;
      line-height:1.75;
      text-rendering:optimizeLegibility;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{border:0;cursor:pointer}
    input,textarea{outline:none}
    ::selection{background:var(--copper-soft);color:var(--ink)}
    .site-container{
      width:min(calc(100% - 40px), var(--container));
      margin:0 auto;
    }
    .section{
      padding:92px 0;
      position:relative;
    }
    .section-tight{padding:68px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:13px;
      letter-spacing:.08em;
      color:var(--copper-dark);
      font-weight:800;
      padding:7px 12px;
      border:1px solid rgba(185,107,60,.28);
      background:rgba(255,250,241,.78);
      border-radius:999px;
    }
    .eyebrow::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--copper);
      box-shadow:0 0 0 5px rgba(185,107,60,.12);
    }
    .section-title{
      margin:18px 0 14px;
      font-size:clamp(30px,4vw,46px);
      line-height:1.18;
      letter-spacing:-.04em;
      font-weight:900;
      color:var(--ink);
    }
    .section-desc{
      max-width:760px;
      color:var(--muted);
      font-size:17px;
      line-height:1.85;
      margin:0;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      height:var(--header-h);
      background:rgba(247,241,231,.88);
      backdrop-filter:saturate(140%) blur(16px);
      border-bottom:1px solid rgba(222,210,191,.78);
    }
    .nav-wrap{
      height:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .brand-mark{
      width:42px;height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:var(--ink);
      color:var(--paper);
      font-weight:900;
      box-shadow:inset 0 -4px 0 rgba(185,107,60,.5);
      letter-spacing:-.08em;
      flex:0 0 auto;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.15;
      min-width:0;
    }
    .brand-name{
      font-size:17px;
      font-weight:900;
      letter-spacing:-.03em;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width:280px;
    }
    .brand-note{
      font-size:12px;
      color:var(--muted);
      margin-top:2px;
    }
    .nav-main{
      display:flex;
      align-items:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(222,210,191,.85);
      border-radius:999px;
      background:rgba(255,250,241,.72);
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      min-height:40px;
      padding:0 18px;
      border-radius:999px;
      color:var(--ink-2);
      font-size:15px;
      font-weight:800;
      transition:.22s ease;
    }
    .nav-link:hover,.nav-link.active{
      background:var(--ink);
      color:var(--paper);
      transform:translateY(-1px);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      position:relative;
    }
    .mega-trigger{
      display:inline-flex;
      align-items:center;
      gap:8px;
      height:44px;
      padding:0 16px;
      border:1px solid var(--line);
      background:var(--paper);
      color:var(--ink);
      border-radius:999px;
      font-weight:800;
      transition:.22s ease;
    }
    .mega-trigger:hover{
      border-color:var(--copper);
      box-shadow:var(--shadow-soft);
      transform:translateY(-1px);
    }
    .mega-panel{
      position:absolute;
      right:0;
      top:calc(100% + 14px);
      width:min(560px, calc(100vw - 40px));
      padding:18px;
      background:rgba(255,250,241,.98);
      border:1px solid var(--line);
      border-radius:24px;
      box-shadow:var(--shadow);
      opacity:0;
      visibility:hidden;
      transform:translateY(8px);
      transition:.22s ease;
    }
    .nav-actions:hover .mega-panel,
    .nav-actions:focus-within .mega-panel{
      opacity:1;
      visibility:visible;
      transform:translateY(0);
    }
    .mega-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    .mega-card{
      padding:16px;
      border:1px solid var(--line);
      border-radius:18px;
      background:var(--bg-soft);
      transition:.22s ease;
    }
    .mega-card:hover{
      border-color:var(--copper);
      transform:translateY(-2px);
    }
    .mega-card strong{
      display:block;
      font-size:15px;
      margin-bottom:6px;
    }
    .mega-card span{
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .mobile-toggle{
      display:none;
      width:44px;height:44px;
      border-radius:14px;
      background:var(--ink);
      color:var(--paper);
      align-items:center;
      justify-content:center;
      font-size:21px;
    }
    .mobile-menu{
      display:none;
      border-top:1px solid var(--line);
      background:rgba(247,241,231,.98);
      padding:14px 0 20px;
    }
    .mobile-menu.is-open{display:block}
    .mobile-menu a{
      display:block;
      padding:14px 0;
      font-weight:800;
      border-bottom:1px solid rgba(222,210,191,.7);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:50px;
      padding:0 22px;
      border-radius:999px;
      font-weight:900;
      line-height:1;
      transition:.22s ease;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      background:var(--ink);
      color:var(--paper);
      box-shadow:0 12px 24px rgba(32,32,29,.16);
    }
    .btn-primary:hover{
      background:#141410;
      transform:translateY(-2px);
      box-shadow:0 16px 34px rgba(32,32,29,.22);
    }
    .btn-secondary{
      background:rgba(255,250,241,.82);
      color:var(--ink);
      border-color:var(--line-dark);
    }
    .btn-secondary:hover{
      border-color:var(--copper);
      background:#fff3e6;
      transform:translateY(-2px);
    }
    .btn:focus-visible,
    .nav-link:focus-visible,
    .mega-trigger:focus-visible,
    .mobile-toggle:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    summary:focus-visible{
      outline:3px solid rgba(185,107,60,.28);
      outline-offset:3px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:28px;
      padding:4px 10px;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      color:var(--ink-2);
      background:var(--paper-2);
      border:1px solid rgba(222,210,191,.8);
    }
    .badge-copper{background:var(--copper-soft);border-color:rgba(185,107,60,.28);color:var(--copper-dark)}
    .badge-olive{background:var(--olive-soft);border-color:rgba(123,138,90,.28);color:#546136}
    .article-hero{
      padding:58px 0 78px;
      border-bottom:1px solid rgba(222,210,191,.75);
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:14px;
      margin-bottom:34px;
    }
    .breadcrumb a{
      position:relative;
      font-weight:800;
      transition:.2s ease;
    }
    .breadcrumb a:hover{color:var(--copper-dark)}
    .breadcrumb span{color:var(--muted-2)}
    .article-hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) 400px;
      gap:42px;
      align-items:start;
    }
    .article-kicker{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      margin-bottom:18px;
    }
    .article-title{
      margin:0;
      font-size:clamp(34px,5vw,58px);
      line-height:1.12;
      letter-spacing:-.055em;
      font-weight:950;
      color:var(--ink);
      max-width:850px;
    }
    .article-summary{
      margin:24px 0 0;
      max-width:820px;
      color:var(--muted);
      font-size:18px;
      line-height:1.9;
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
      color:var(--muted);
      font-size:14px;
    }
    .meta-item{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,250,241,.72);
      border:1px solid rgba(222,210,191,.82);
    }
    .preview-panel{
      border:1px solid var(--line);
      border-radius:30px;
      background:var(--paper);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .preview-cover{
      min-height:220px;
      padding:22px;
      background:
        radial-gradient(circle at 20% 10%, rgba(185,107,60,.20), transparent 28%),
        radial-gradient(circle at 82% 22%, rgba(123,138,90,.22), transparent 30%),
        linear-gradient(135deg,#292721,#3d352c);
      color:var(--paper);
      position:relative;
      isolation:isolate;
    }
    .preview-cover::after{
      content:"";
      position:absolute;
      inset:18px;
      border:1px solid rgba(255,250,241,.18);
      border-radius:22px;
      pointer-events:none;
    }
    .cover-tag{
      display:inline-flex;
      padding:7px 11px;
      border-radius:999px;
      background:rgba(255,250,241,.14);
      border:1px solid rgba(255,250,241,.18);
      font-size:13px;
      font-weight:800;
    }
    .cover-title{
      margin:42px 0 10px;
      font-size:28px;
      line-height:1.22;
      font-weight:950;
      letter-spacing:-.04em;
    }
    .cover-note{
      color:rgba(255,250,241,.72);
      font-size:14px;
      line-height:1.75;
      max-width:300px;
    }
    .countdown-card{
      margin:18px;
      padding:18px;
      border-radius:22px;
      background:var(--bg-soft);
      border:1px solid var(--line);
    }
    .countdown-title{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:14px;
      font-weight:900;
    }
    .countdown-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:8px;
    }
    .count-box{
      display:grid;
      place-items:center;
      min-height:62px;
      border-radius:16px;
      background:var(--paper);
      border:1px solid var(--line);
    }
    .count-box strong{
      font-size:21px;
      line-height:1;
      font-weight:950;
    }
    .count-box span{
      color:var(--muted);
      font-size:12px;
      margin-top:4px;
    }
    .remind-form{
      margin-top:14px;
      display:grid;
      grid-template-columns:1fr auto;
      gap:8px;
    }
    .remind-form input{
      height:46px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid var(--line);
      background:var(--paper);
      color:var(--ink);
    }
    .remind-form input:focus{border-color:var(--copper);box-shadow:0 0 0 4px rgba(185,107,60,.12)}
    .remind-form button{
      height:46px;
      padding:0 15px;
      border-radius:999px;
      background:var(--ink);
      color:var(--paper);
      font-weight:900;
      transition:.2s ease;
    }
    .remind-form button:hover{background:var(--copper-dark);transform:translateY(-1px)}
    .main-layout{
      display:grid;
      grid-template-columns:minmax(0,820px) 320px;
      gap:50px;
      align-items:start;
    }
    .article-shell{
      min-width:0;
    }
    .article-card{
      background:rgba(255,250,241,.92);
      border:1px solid var(--line);
      border-radius:30px;
      box-shadow:var(--shadow-soft);
      padding:44px;
    }
    .article-content{
      font-size:18px;
      line-height:1.88;
      color:var(--ink-2);
    }
    .article-content h2{
      margin:2.1em 0 .75em;
      font-size:clamp(26px,3vw,34px);
      line-height:1.25;
      letter-spacing:-.035em;
      font-weight:950;
      color:var(--ink);
      padding-top:8px;
      border-top:1px solid rgba(222,210,191,.75);
    }
    .article-content h3{
      margin:1.8em 0 .65em;
      font-size:23px;
      line-height:1.35;
      font-weight:900;
      color:var(--ink);
    }
    .article-content p{margin:0 0 1.15em}
    .article-content a{
      color:var(--copper-dark);
      font-weight:800;
      background:linear-gradient(transparent 62%, rgba(185,107,60,.18) 0);
      transition:.2s ease;
    }
    .article-content a:hover{background:linear-gradient(transparent 42%, rgba(185,107,60,.28) 0)}
    .article-content ul,
    .article-content ol{
      margin:1em 0 1.25em;
      padding-left:1.35em;
    }
    .article-content li{margin:.45em 0}
    .article-content blockquote{
      margin:1.8em 0;
      padding:18px 22px;
      border-left:5px solid var(--copper);
      background:var(--bg-soft);
      border-radius:0 18px 18px 0;
      color:var(--ink-2);
    }
    .article-content img{
      margin:1.7em auto;
      border-radius:22px;
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .article-content table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      margin:1.6em 0;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:18px;
      background:var(--paper);
      font-size:16px;
    }
    .article-content th,
    .article-content td{
      padding:13px 15px;
      border-bottom:1px solid var(--line);
      text-align:left;
      vertical-align:top;
    }
    .article-content tr:last-child th,
    .article-content tr:last-child td{border-bottom:0}
    .article-content th{
      background:var(--paper-2);
      font-weight:900;
      color:var(--ink);
    }
    .not-found-card{
      padding:38px;
      text-align:center;
      border:1px dashed var(--line-dark);
      border-radius:26px;
      background:var(--bg-soft);
    }
    .not-found-card strong{
      display:block;
      font-size:28px;
      letter-spacing:-.03em;
      margin-bottom:10px;
    }
    .not-found-card p{
      color:var(--muted);
      margin:0 0 22px;
    }
    .article-bottom-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      justify-content:space-between;
      margin-top:30px;
      padding-top:26px;
      border-top:1px solid var(--line);
    }
    .side-stack{
      display:grid;
      gap:18px;
      position:sticky;
      top:calc(var(--header-h) + 24px);
    }
    .side-card{
      border:1px solid var(--line);
      background:rgba(255,250,241,.9);
      border-radius:24px;
      box-shadow:var(--shadow-soft);
      padding:20px;
    }
    .side-card h2,
    .side-card h3{
      margin:0 0 14px;
      font-size:18px;
      font-weight:950;
      letter-spacing:-.025em;
    }
    .toc-list{
      display:grid;
      gap:8px;
    }
    .toc-list a{
      display:flex;
      align-items:center;
      gap:9px;
      padding:10px 12px;
      border-radius:14px;
      color:var(--muted);
      font-size:14px;
      font-weight:800;
      transition:.2s ease;
    }
    .toc-list a::before{
      content:"";
      width:6px;height:6px;
      border-radius:50%;
      background:var(--line-dark);
      transition:.2s ease;
    }
    .toc-list a:hover{
      color:var(--ink);
      background:var(--bg-soft);
    }
    .toc-list a:hover::before{background:var(--copper)}
    .param-table{
      display:grid;
      gap:0;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:18px;
      background:var(--paper);
    }
    .param-row{
      display:grid;
      grid-template-columns:88px 1fr;
      border-bottom:1px solid var(--line);
    }
    .param-row:last-child{border-bottom:0}
    .param-row span,
    .param-row strong{
      padding:11px 12px;
      font-size:13px;
      line-height:1.55;
    }
    .param-row span{
      color:var(--muted);
      background:var(--paper-2);
      font-weight:800;
    }
    .param-row strong{
      color:var(--ink);
      font-weight:900;
    }
    .shot-carousel{
      display:grid;
      gap:10px;
    }
    .shot-frame{
      border-radius:20px;
      border:1px solid var(--line);
      background:
        linear-gradient(90deg, rgba(185,107,60,.12) 0 16%, transparent 16%),
        repeating-linear-gradient(0deg, rgba(222,210,191,.55) 0 1px, transparent 1px 25px),
        var(--bg-soft);
      min-height:148px;
      padding:18px;
      position:relative;
      overflow:hidden;
    }
    .shot-frame::after{
      content:"";
      position:absolute;
      width:90px;height:90px;
      right:-25px;bottom:-25px;
      border-radius:50%;
      background:rgba(123,138,90,.16);
    }
    .shot-lines{
      display:grid;
      gap:10px;
      max-width:78%;
    }
    .shot-lines i{
      display:block;
      height:10px;
      border-radius:999px;
      background:rgba(32,32,29,.15);
    }
    .shot-lines i:nth-child(1){width:84%;background:rgba(32,32,29,.25)}
    .shot-lines i:nth-child(2){width:58%}
    .shot-lines i:nth-child(3){width:72%;background:rgba(185,107,60,.22)}
    .shot-lines i:nth-child(4){width:46%}
    .carousel-dots{
      display:flex;
      gap:7px;
      justify-content:center;
    }
    .carousel-dots button{
      width:8px;height:8px;
      border-radius:999px;
      background:var(--line-dark);
      transition:.2s ease;
    }
    .carousel-dots button.active,
    .carousel-dots button:hover{
      width:22px;
      background:var(--copper);
    }
    .recommend-list{
      display:grid;
      gap:12px;
    }
    .recommend-item{
      display:block;
      padding:14px;
      border:1px solid var(--line);
      border-radius:18px;
      background:var(--bg-soft);
      transition:.22s ease;
    }
    .recommend-item:hover{
      border-color:var(--copper);
      transform:translateY(-2px);
      box-shadow:var(--shadow-soft);
    }
    .recommend-item strong{
      display:block;
      font-size:15px;
      line-height:1.55;
      margin-bottom:6px;
    }
    .recommend-item span{
      color:var(--muted);
      font-size:13px;
    }
    .note-strip{
      display:flex;
      gap:14px;
      align-items:flex-start;
      padding:18px;
      border-radius:22px;
      border:1px solid rgba(185,107,60,.25);
      background:#fff3e6;
      color:var(--ink-2);
    }
    .note-strip b{
      flex:0 0 auto;
      width:30px;height:30px;
      display:grid;
      place-items:center;
      border-radius:11px;
      background:var(--copper);
      color:var(--paper);
    }
    .note-strip p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
    .detail-cta{
      border-top:1px solid var(--line);
      border-bottom:1px solid var(--line);
      background:rgba(251,247,239,.78);
    }
    .cta-card{
      display:grid;
      grid-template-columns:1fr auto;
      gap:26px;
      align-items:center;
      padding:32px;
      border-radius:28px;
      border:1px solid var(--line);
      background:var(--paper);
      box-shadow:var(--shadow-soft);
    }
    .cta-card h2{
      margin:0 0 8px;
      font-size:clamp(26px,3vw,36px);
      line-height:1.2;
      font-weight:950;
      letter-spacing:-.04em;
    }
    .cta-card p{
      margin:0;
      color:var(--muted);
      font-size:16px;
      max-width:720px;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }
    .sticky-actionbar{
      position:fixed;
      left:50%;
      bottom:18px;
      z-index:40;
      transform:translateX(-50%);
      width:min(760px, calc(100% - 32px));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:10px 12px 10px 18px;
      border:1px solid rgba(222,210,191,.92);
      border-radius:999px;
      background:rgba(255,250,241,.92);
      backdrop-filter:blur(14px);
      box-shadow:0 16px 44px rgba(49,43,33,.14);
    }
    .sticky-actionbar span{
      min-width:0;
      color:var(--muted);
      font-size:14px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .sticky-actionbar strong{color:var(--ink)}
    .bar-actions{
      display:flex;
      gap:8px;
      flex:0 0 auto;
    }
    .bar-actions a{
      min-height:40px;
      padding:0 15px;
      font-size:14px;
    }
    .site-footer{
      background:var(--ink);
      color:var(--paper);
      padding:70px 0 26px;
      position:relative;
      overflow:hidden;
    }
    .site-footer::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 12% 20%, rgba(185,107,60,.25), transparent 28%),
        radial-gradient(circle at 86% 12%, rgba(123,138,90,.20), transparent 24%);
      pointer-events:none;
    }
    .footer-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.4fr .8fr .8fr;
      gap:36px;
      padding-bottom:42px;
      border-bottom:1px solid rgba(255,250,241,.14);
    }
    .footer-logo{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:16px;
    }
    .footer-title{
      font-size:20px;
      font-weight:950;
      letter-spacing:-.035em;
    }
    .footer-text{
      max-width:520px;
      margin:0;
      color:rgba(255,250,241,.68);
      line-height:1.85;
    }
    .footer-col h3{
      margin:0 0 14px;
      color:var(--paper);
      font-size:16px;
      font-weight:950;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,250,241,.66);
      transition:.2s ease;
    }
    .footer-links a:hover{
      color:var(--paper);
      transform:translateX(3px);
    }
    .copyright{
      position:relative;
      display:flex;
      justify-content:space-between;
      gap:18px;
      padding-top:24px;
      color:rgba(255,250,241,.55);
      font-size:14px;
    }
    @media (max-width:1024px){
      :root{--header-h:72px}
      .article-hero-grid,
      .main-layout{
        grid-template-columns:1fr;
      }
      .preview-panel{max-width:560px}
      .side-stack{
        position:static;
        grid-template-columns:1fr 1fr;
      }
      .footer-grid{
        grid-template-columns:1fr 1fr;
      }
      .footer-grid>div:first-child{
        grid-column:1/-1;
      }
    }
    @media (max-width:768px){
      .site-container{width:min(calc(100% - 28px), var(--container))}
      .nav-main,.nav-actions{display:none}
      .mobile-toggle{display:flex}
      .brand-name{max-width:210px}
      .brand-note{display:none}
      .section{padding:68px 0}
      .article-hero{padding:34px 0 58px}
      .breadcrumb{margin-bottom:24px}
      .article-title{font-size:clamp(34px,10vw,44px)}
      .article-summary{font-size:16px}
      .article-card{padding:28px 20px;border-radius:24px}
      .article-content{font-size:17px;line-height:1.86}
      .side-stack{grid-template-columns:1fr}
      .cta-card{grid-template-columns:1fr;padding:26px 20px}
      .cta-actions{justify-content:flex-start}
      .footer-grid{grid-template-columns:1fr}
      .copyright{flex-direction:column}
      .sticky-actionbar{
        border-radius:24px;
        align-items:flex-start;
        flex-direction:column;
        bottom:12px;
      }
      .bar-actions{width:100%}
      .bar-actions a{flex:1}
    }
    @media (max-width:520px){
      .brand-mark{width:38px;height:38px;border-radius:12px}
      .brand-name{max-width:180px;font-size:15px}
      .preview-cover{min-height:200px;padding:18px}
      .cover-title{font-size:24px;margin-top:34px}
      .countdown-grid{grid-template-columns:repeat(2,1fr)}
      .remind-form{grid-template-columns:1fr}
      .remind-form button{width:100%}
      .meta-row{gap:8px}
      .meta-item{width:100%;border-radius:16px}
      .param-row{grid-template-columns:78px 1fr}
      .article-bottom-actions{align-items:stretch;flex-direction:column}
      .article-bottom-actions .btn{width:100%}
    }