/* roulang page: index */
:root{
      --ink:#241B2F;
      --ink-2:#352640;
      --coral:#FF6B5F;
      --coral-dark:#EA584E;
      --apricot:#FFB36B;
      --paper:#F7F3EF;
      --mist:#FFF7F4;
      --card:#FFFFFF;
      --text:#24212A;
      --muted:#6F6675;
      --line:#E8DED8;
      --line-strong:#D8C9C1;
      --shadow:0 16px 45px rgba(36,27,47,.08);
      --shadow-hover:0 22px 58px rgba(36,27,47,.13);
      --radius-sm:12px;
      --radius:18px;
      --radius-lg:26px;
      --radius-xl:34px;
      --container:1200px;
      --ease:all .26s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",Arial,sans-serif;
      color:var(--text);
      background:linear-gradient(180deg,var(--paper) 0%,#fff 42%,var(--mist) 100%);
      line-height:1.75;
      text-rendering:optimizeLegibility;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{max-width:100%;display:block}
    button{font:inherit;border:0;background:none;cursor:pointer}
    :focus-visible{outline:3px solid rgba(255,107,95,.42);outline-offset:4px;border-radius:12px}
    ::selection{background:rgba(255,107,95,.22);color:var(--ink)}

    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .section{padding:88px 0}
    .section.alt{background:linear-gradient(180deg,rgba(255,247,244,.9),rgba(247,243,239,.7))}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;
      padding:8px 13px;border-radius:999px;
      background:rgba(255,107,95,.11);color:var(--coral-dark);
      font-size:14px;font-weight:700;letter-spacing:.02em;
      border:1px solid rgba(255,107,95,.18);
    }
    .eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 5px rgba(255,107,95,.12)}
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(34px,5vw,56px);
      line-height:1.16;
      letter-spacing:-.035em;
      color:var(--ink);
      margin-bottom:22px;
      font-weight:800;
    }
    h2{
      font-size:clamp(28px,3.2vw,38px);
      line-height:1.24;
      letter-spacing:-.025em;
      color:var(--ink);
      margin-bottom:12px;
      font-weight:780;
    }
    h3{font-size:22px;line-height:1.35;color:var(--ink);font-weight:720;margin-bottom:10px}
    p{color:var(--muted);font-size:16.5px}
    .lead{font-size:18px;line-height:1.9;color:#5B5260;max-width:760px}
    .muted{color:var(--muted)}
    .skip-link{
      position:absolute;left:16px;top:-80px;z-index:1000;
      background:var(--ink);color:#fff;padding:10px 14px;border-radius:12px;
    }
    .skip-link:focus{top:16px}

    .site-header{
      position:sticky;top:0;z-index:99;
      background:rgba(247,243,239,.86);
      backdrop-filter:saturate(160%) blur(18px);
      border-bottom:1px solid rgba(232,222,216,.82);
    }
    .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:22px}
    .brand{
      display:inline-flex;align-items:center;gap:12px;
      min-width:0;font-weight:800;color:var(--ink);
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:15px;
      background:
        radial-gradient(circle at 68% 28%,var(--coral) 0 12%,transparent 13%),
        linear-gradient(135deg,var(--ink),#3B2B49);
      box-shadow:0 12px 30px rgba(36,27,47,.2);
      position:relative;flex:0 0 auto;
    }
    .brand-mark::after{
      content:"";position:absolute;left:11px;bottom:10px;width:18px;height:7px;border-radius:999px;
      background:rgba(255,179,107,.9);
    }
    .brand-text{
      font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:340px;
    }
    .nav-menu{display:flex;align-items:center;gap:6px}
    .nav-link{
      padding:10px 13px;border-radius:999px;color:#564E5B;font-weight:650;font-size:15px;
    }
    .nav-link:hover,.nav-link.active{background:rgba(255,107,95,.1);color:var(--ink)}
    .header-actions{display:flex;align-items:center;gap:10px}
    .menu-toggle{
      display:none;width:44px;height:44px;border-radius:15px;border:1px solid var(--line);
      background:rgba(255,255,255,.7);color:var(--ink);
    }
    .menu-toggle span,.menu-toggle::before,.menu-toggle::after{
      content:"";display:block;width:19px;height:2px;background:var(--ink);border-radius:999px;margin:5px auto;transition:var(--ease);
    }
    .menu-toggle[aria-expanded="true"] span{opacity:0}
    .menu-toggle[aria-expanded="true"]::before{transform:translateY(7px) rotate(45deg)}
    .menu-toggle[aria-expanded="true"]::after{transform:translateY(-7px) rotate(-45deg)}

    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:46px;padding:12px 18px;border-radius:16px;
      font-weight:760;font-size:15px;line-height:1;
      border:1px solid transparent;transition:var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;background:linear-gradient(135deg,var(--coral),#FF7C68);
      box-shadow:0 14px 28px rgba(255,107,95,.24);
    }
    .btn-primary:hover{transform:translateY(-3px);background:linear-gradient(135deg,var(--coral-dark),#F66B58);box-shadow:0 18px 36px rgba(255,107,95,.32)}
    .btn-secondary{background:rgba(255,255,255,.7);border-color:var(--line);color:var(--ink)}
    .btn-secondary:hover{background:var(--mist);border-color:#F4B6AD;transform:translateY(-2px)}
    .btn-dark{background:var(--ink);color:#fff}
    .btn-dark:hover{background:#33243F;transform:translateY(-2px)}

    .hero{
      position:relative;isolation:isolate;
      padding:82px 0 60px;
      overflow:hidden;
      background:
        radial-gradient(circle at 18% 12%,rgba(255,179,107,.18),transparent 26%),
        radial-gradient(circle at 82% 22%,rgba(255,107,95,.14),transparent 30%);
    }
    .hero::before{
      content:"";position:absolute;inset:0;z-index:-2;
      background-image:linear-gradient(90deg,rgba(247,243,239,.96),rgba(247,243,239,.72)),url('/assets/images/backpic/back-1.webp');
      background-size:cover;background-position:center;
      opacity:.9;
    }
    .hero::after{
      content:"";position:absolute;right:-120px;bottom:-170px;width:520px;height:520px;border-radius:50%;
      background:rgba(255,107,95,.12);filter:blur(4px);z-index:-1;
    }
    .hero-grid{
      display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);
      gap:48px;align-items:center;
    }
    .hero-copy{max-width:700px}
    .hero-kicker{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
    .pill{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;
      background:rgba(255,255,255,.72);border:1px solid rgba(232,222,216,.85);
      color:#5E5363;font-size:14px;font-weight:700;
      box-shadow:0 8px 22px rgba(36,27,47,.05);
    }
    .pill strong{color:var(--ink)}
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 28px}
    .trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px}
    .trust-item{
      padding:14px 14px;border:1px solid rgba(232,222,216,.9);border-radius:18px;
      background:rgba(255,255,255,.7);
      color:#5E5363;font-size:14px;font-weight:700;
      display:flex;align-items:center;gap:9px;
    }
    .dot-icon{width:10px;height:10px;border-radius:50%;background:var(--apricot);box-shadow:0 0 0 5px rgba(255,179,107,.18);flex:0 0 auto}

    .hero-visual{
      position:relative;
      min-height:520px;
      border-radius:var(--radius-xl);
      padding:22px;
    }
    .visual-board{
      position:absolute;inset:22px 12px 26px 38px;
      border-radius:34px;
      background:linear-gradient(150deg,rgba(36,27,47,.95),rgba(69,49,78,.94));
      box-shadow:0 30px 80px rgba(36,27,47,.23);
      overflow:hidden;
      border:1px solid rgba(255,255,255,.14);
    }
    .visual-board::before{
      content:"";position:absolute;inset:0;
      background-image:linear-gradient(180deg,rgba(36,27,47,.08),rgba(36,27,47,.78)),url('/assets/images/coverpic/cover-1.webp');
      background-size:cover;background-position:center;
      opacity:.58;
    }
    .visual-content{position:relative;z-index:1;padding:28px;height:100%;display:flex;flex-direction:column;justify-content:space-between}
    .status-card{
      width:min(330px,100%);
      padding:18px;border-radius:24px;
      background:rgba(255,247,244,.9);
      border:1px solid rgba(255,255,255,.45);
      box-shadow:0 16px 40px rgba(0,0,0,.18);
    }
    .status-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
    .status-title{font-size:15px;font-weight:800;color:var(--ink)}
    .mini-tag{font-size:12px;font-weight:800;color:var(--coral-dark);background:rgba(255,107,95,.13);border-radius:999px;padding:5px 9px}
    .progress{height:9px;border-radius:999px;background:#EADFD8;overflow:hidden;margin:12px 0}
    .progress span{display:block;height:100%;width:72%;border-radius:inherit;background:linear-gradient(90deg,var(--coral),var(--apricot))}
    .cover-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:auto}
    .cover-tile{
      min-height:118px;border-radius:22px;overflow:hidden;position:relative;
      background:#3D3048;border:1px solid rgba(255,255,255,.16);
    }
    .cover-tile img{width:100%;height:100%;object-fit:cover;filter:saturate(.9) blur(.2px);opacity:.76}
    .cover-tile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(36,27,47,.74))}
    .cover-tile span{position:absolute;left:13px;bottom:11px;z-index:1;color:#fff;font-size:13px;font-weight:800}
    .float-note{
      position:absolute;right:0;top:70px;z-index:3;
      max-width:230px;padding:17px 18px;border-radius:22px;
      background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
    }
    .float-note strong{display:block;color:var(--ink);margin-bottom:5px}
    .float-note small{color:var(--muted);line-height:1.65}
    .float-badge{
      position:absolute;left:0;bottom:72px;z-index:3;
      display:flex;align-items:center;gap:10px;
      padding:13px 16px;border-radius:999px;
      background:var(--ink);color:#fff;font-weight:800;box-shadow:0 18px 42px rgba(36,27,47,.24);
    }
    .float-badge i{width:12px;height:12px;border-radius:50%;background:var(--coral);display:inline-block}

    .overview-layout{display:grid;grid-template-columns:.86fr 1.14fr;gap:26px;align-items:stretch}
    .intro-card{
      position:relative;overflow:hidden;
      padding:34px;border-radius:var(--radius-lg);
      background:linear-gradient(145deg,#FFF7F4,#FFFFFF);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .intro-card::after{
      content:"";position:absolute;right:-60px;bottom:-70px;width:220px;height:220px;border-radius:50%;
      background:rgba(255,179,107,.23);
    }
    .intro-card .icon-big{
      width:62px;height:62px;border-radius:22px;background:var(--ink);
      display:grid;place-items:center;color:#fff;font-size:28px;margin-bottom:22px;
      box-shadow:0 16px 32px rgba(36,27,47,.18);
    }
    .info-list{display:grid;gap:14px}
    .info-row{
      display:grid;grid-template-columns:auto 1fr;gap:16px;
      padding:20px;border-radius:22px;background:#fff;border:1px solid var(--line);
      box-shadow:0 10px 30px rgba(36,27,47,.05);
      transition:var(--ease);
    }
    .info-row:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .num{
      width:34px;height:34px;border-radius:50%;
      display:grid;place-items:center;
      background:rgba(255,107,95,.12);color:var(--coral-dark);font-weight:850;
    }
    .info-row p{margin:0;font-size:15.5px}

    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
    .step-card{
      position:relative;padding:25px 22px;border-radius:24px;background:#fff;
      border:1px solid var(--line);box-shadow:0 12px 32px rgba(36,27,47,.05);
      transition:var(--ease);min-height:225px;
    }
    .step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .step-no{
      width:42px;height:42px;border-radius:16px;
      display:grid;place-items:center;
      background:linear-gradient(135deg,var(--coral),var(--apricot));
      color:#fff;font-weight:900;margin-bottom:20px;
      box-shadow:0 12px 24px rgba(255,107,95,.22);
    }
    .step-card p{font-size:15.5px;margin-bottom:0}

    .latest-wrap{display:grid;grid-template-columns:.42fr .58fr;gap:32px;align-items:start}
    .latest-panel{
      position:sticky;top:104px;
      padding:30px;border-radius:var(--radius-lg);
      color:#fff;background:linear-gradient(145deg,var(--ink),#3A2A45);
      overflow:hidden;box-shadow:0 20px 54px rgba(36,27,47,.18);
    }
    .latest-panel::before{
      content:"";position:absolute;inset:0;background-image:linear-gradient(180deg,rgba(36,27,47,.6),rgba(36,27,47,.98)),url('/assets/images/backpic/back-2.jpg');
      background-size:cover;background-position:center;opacity:.42;
    }
    .latest-panel > *{position:relative;z-index:1}
    .latest-panel h2{color:#fff}
    .latest-panel p{color:rgba(255,255,255,.78)}
    .latest-list{display:grid;gap:16px}
    .post-card{
      display:block;padding:22px;border-radius:24px;background:#fff;border:1px solid var(--line);
      box-shadow:0 10px 30px rgba(36,27,47,.05);
      transition:var(--ease);
    }
    .post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#F0C6BE}
    .post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:11px;color:var(--muted);font-size:13.5px}
    .cat{
      display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;
      background:rgba(255,179,107,.18);color:#83502A;font-weight:800;
    }
    .post-card h3{font-size:20px;margin-bottom:8px;transition:var(--ease)}
    .post-card:hover h3{color:var(--coral-dark)}
    .post-card p{font-size:15.5px;margin-bottom:14px}
    .read-more{display:inline-flex;align-items:center;gap:7px;color:var(--ink);font-weight:820;font-size:14.5px}
    .read-more::after{content:"→";color:var(--coral);transition:var(--ease)}
    .post-card:hover .read-more::after{transform:translateX(4px)}
    .empty-state{
      padding:34px;border:1px dashed #D9C7BE;border-radius:24px;
      background:rgba(255,255,255,.78);text-align:center;color:var(--muted);
    }
    .empty-state .empty-icon{
      width:54px;height:54px;margin:0 auto 14px;border-radius:20px;background:rgba(255,107,95,.12);
      display:grid;place-items:center;color:var(--coral-dark);font-size:24px;
    }

    .mosaic{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .feature-card{
      position:relative;min-height:430px;border-radius:30px;overflow:hidden;
      display:flex;align-items:flex-end;padding:30px;color:#fff;box-shadow:var(--shadow);
    }
    .feature-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
    .feature-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(36,27,47,.18),rgba(36,27,47,.82))}
    .feature-content{position:relative;z-index:1;max-width:560px}
    .feature-content h3{color:#fff;font-size:29px}
    .feature-content p{color:rgba(255,255,255,.82)}
    .small-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .small-card{
      min-height:205px;padding:22px;border-radius:26px;background:#fff;border:1px solid var(--line);
      box-shadow:0 10px 28px rgba(36,27,47,.05);
      display:flex;flex-direction:column;justify-content:space-between;
      transition:var(--ease);
    }
    .small-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .small-icon{
      width:46px;height:46px;border-radius:17px;background:rgba(255,107,95,.12);
      display:grid;place-items:center;color:var(--coral-dark);font-size:22px;margin-bottom:14px;
    }
    .small-card p{font-size:15px;margin-bottom:0}

    .notice-strip{
      display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;
      padding:18px;border-radius:28px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
    }
    .notice-item{padding:20px;border-radius:22px;background:var(--mist)}
    .notice-item strong{display:block;color:var(--ink);font-size:18px;margin-bottom:6px}
    .notice-item span{display:block;color:var(--muted);font-size:15px}

    .faq-layout{display:grid;grid-template-columns:.36fr .64fr;gap:30px;align-items:start}
    .faq-card{display:grid;gap:14px}
    .faq-item{
      border:1px solid var(--line);border-radius:22px;background:#fff;
      box-shadow:0 10px 28px rgba(36,27,47,.04);overflow:hidden;
    }
    .faq-question{
      width:100%;padding:20px 22px;display:flex;align-items:center;justify-content:space-between;gap:18px;
      color:var(--ink);font-weight:800;text-align:left;
    }
    .faq-question:hover{background:var(--mist)}
    .faq-question .plus{
      width:30px;height:30px;border-radius:50%;background:rgba(255,107,95,.12);
      display:grid;place-items:center;color:var(--coral-dark);font-weight:900;flex:0 0 auto;
    }
    .faq-answer{
      display:none;padding:0 22px 22px 22px;border-left:4px solid var(--coral);
      margin-left:22px;margin-bottom:18px;color:var(--muted);line-height:1.85;
    }
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .plus{background:var(--coral);color:#fff}
    .faq-item.open .plus::before{content:"−"}
    .faq-item:not(.open) .plus::before{content:"+"}

    .cta-band{
      position:relative;overflow:hidden;
      border-radius:34px;padding:42px;
      background:
        radial-gradient(circle at 88% 20%,rgba(255,179,107,.26),transparent 28%),
        linear-gradient(135deg,var(--ink),#3B2B49);
      color:#fff;box-shadow:0 24px 60px rgba(36,27,47,.2);
      display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;
    }
    .cta-band h2{color:#fff;margin-bottom:10px}
    .cta-band p{color:rgba(255,255,255,.78);margin-bottom:0;max-width:740px}
    .cta-deco{
      position:absolute;right:210px;bottom:-38px;width:120px;height:170px;border:1px solid rgba(255,255,255,.18);
      border-radius:28px;background:rgba(255,255,255,.06);transform:rotate(-8deg);
    }

    .footer{
      background:var(--ink);color:#F8EEE9;padding:54px 0 26px;margin-top:0;
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:34px;margin-bottom:34px}
    .footer .brand{color:#fff;margin-bottom:16px}
    .footer p{color:rgba(255,255,255,.66);font-size:15px;margin-bottom:16px}
    .footer h3{color:#fff;font-size:16px;margin-bottom:12px}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:rgba(255,255,255,.7);font-size:15px}
    .footer-links a:hover{color:var(--coral)}
    .age-note{
      display:inline-flex;align-items:flex-start;gap:10px;
      padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.76);font-size:14px;
    }
    .age-note b{color:var(--apricot)}
    .copyright{
      padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
      color:rgba(255,255,255,.55);font-size:14px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
    }

    @media (max-width: 1100px){
      .brand-text{max-width:260px}
      .hero-grid,.overview-layout,.latest-wrap,.mosaic,.faq-layout{grid-template-columns:1fr}
      .hero-visual{min-height:470px;max-width:680px;margin:0 auto;width:100%}
      .latest-panel{position:relative;top:auto}
      .steps{grid-template-columns:repeat(2,1fr)}
      .notice-strip{grid-template-columns:1fr}
    }
    @media (max-width: 860px){
      .nav-wrap{height:70px}
      .menu-toggle{display:block}
      .nav-menu{
        position:absolute;left:20px;right:20px;top:78px;
        display:none;flex-direction:column;align-items:stretch;gap:8px;
        padding:14px;border-radius:24px;background:rgba(247,243,239,.97);
        border:1px solid var(--line);box-shadow:var(--shadow);
      }
      .nav-menu.open{display:flex}
      .nav-link{padding:13px 15px}
      .header-actions .btn{display:none}
      .section{padding:64px 0}
      .section-head{display:block}
      .section-head .btn{margin-top:18px}
      .trust-row{grid-template-columns:repeat(2,1fr)}
      .small-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .cta-band{grid-template-columns:1fr;padding:32px}
      .cta-deco{display:none}
    }
    @media (max-width: 620px){
      .container{width:min(100% - 28px,var(--container))}
      .hero{padding:54px 0 46px}
      .brand-text{max-width:210px;font-size:15px}
      .hero-actions{flex-direction:column}
      .btn{width:100%}
      .trust-row{grid-template-columns:1fr}
      .hero-visual{min-height:410px;padding:0}
      .visual-board{inset:10px 0 20px 0;border-radius:28px}
      .visual-content{padding:20px}
      .float-note{right:8px;top:26px;max-width:205px}
      .float-badge{left:8px;bottom:36px}
      .cover-grid{gap:8px}
      .cover-tile{min-height:94px}
      .steps{grid-template-columns:1fr}
      .intro-card,.latest-panel,.cta-band{border-radius:26px}
      .feature-card{min-height:350px;padding:24px}
      .post-meta{align-items:flex-start}
      .notice-item{padding:18px}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }
    @media (max-width: 420px){
      h1{font-size:31px}
      h2{font-size:27px}
      .pill{width:100%;justify-content:center}
      .post-card{padding:18px}
      .faq-question{padding:18px}
      .faq-answer{margin-left:18px;padding-right:18px}
    }

/* roulang page: article */
:root{
      --ink:#241B2F;
      --ink-2:#352640;
      --coral:#FF6B5F;
      --coral-dark:#EA584E;
      --apricot:#FFB36B;
      --paper:#F7F3EF;
      --mist:#FFF7F4;
      --card:#FFFFFF;
      --text:#24212A;
      --muted:#6F6675;
      --line:#E8DED8;
      --line-strong:#D8C9C1;
      --shadow:0 16px 45px rgba(36,27,47,.08);
      --shadow-hover:0 22px 58px rgba(36,27,47,.13);
      --radius-sm:12px;
      --radius:18px;
      --radius-lg:26px;
      --radius-xl:34px;
      --container:1200px;
      --ease:all .26s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 6%,rgba(255,179,107,.13),transparent 28%),
        linear-gradient(180deg,var(--paper) 0%,#fff 44%,var(--mist) 100%);
      line-height:1.75;
      text-rendering:optimizeLegibility;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--coral-dark)}
    img{max-width:100%;display:block}
    button{font:inherit;border:0;background:none;cursor:pointer}
    :focus-visible{outline:3px solid rgba(255,107,95,.45);outline-offset:3px;border-radius:12px}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .section{padding:78px 0}
    .section.alt{background:linear-gradient(180deg,rgba(255,247,244,.92),rgba(247,243,239,.7))}
    .muted{color:var(--muted)}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;
      padding:8px 13px;border-radius:999px;
      background:rgba(255,107,95,.11);color:var(--coral-dark);
      font-size:14px;font-weight:750;letter-spacing:.02em;
      border:1px solid rgba(255,107,95,.18);
    }
    .eyebrow::before{
      content:"";width:8px;height:8px;border-radius:50%;
      background:var(--coral);box-shadow:0 0 0 5px rgba(255,107,95,.12);
    }
    .lead{font-size:18px;line-height:1.9;color:#5B5260;max-width:760px}
    .site-header{
      position:sticky;top:0;z-index:99;
      background:rgba(247,243,239,.88);
      backdrop-filter:saturate(160%) blur(18px);
      border-bottom:1px solid rgba(232,222,216,.82);
    }
    .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:22px}
    .brand{
      display:inline-flex;align-items:center;gap:12px;
      min-width:0;font-weight:800;color:var(--ink);
      letter-spacing:-.02em;
    }
    .brand:hover{color:var(--ink)}
    .brand-mark{
      width:42px;height:42px;border-radius:15px;
      background:
        radial-gradient(circle at 68% 28%,var(--coral) 0 12%,transparent 13%),
        linear-gradient(135deg,var(--ink),#3B2B49);
      box-shadow:0 12px 30px rgba(36,27,47,.2);
      position:relative;flex:0 0 auto;
    }
    .brand-mark::after{
      content:"";position:absolute;left:11px;bottom:10px;width:18px;height:7px;border-radius:999px;
      background:rgba(255,179,107,.9);
    }
    .brand-text{
      font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:340px;
    }
    .nav-menu{display:flex;align-items:center;gap:6px}
    .nav-link{
      padding:10px 13px;border-radius:999px;color:#564E5B!important;
      font-weight:650;font-size:15px;
    }
    .nav-link:hover,.nav-link.active{background:rgba(255,107,95,.1);color:var(--ink)!important}
    .header-actions{display:flex;align-items:center;gap:10px}
    .menu-toggle{
      display:none;width:44px;height:44px;border-radius:15px;border:1px solid var(--line);
      background:rgba(255,255,255,.72);color:var(--ink);
    }
    .menu-toggle span,.menu-toggle::before,.menu-toggle::after{
      content:"";display:block;width:19px;height:2px;background:var(--ink);border-radius:999px;margin:5px auto;transition:var(--ease);
    }
    .menu-toggle[aria-expanded="true"] span{opacity:0}
    .menu-toggle[aria-expanded="true"]::before{transform:translateY(7px) rotate(45deg)}
    .menu-toggle[aria-expanded="true"]::after{transform:translateY(-7px) rotate(-45deg)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:46px;padding:12px 18px;border-radius:16px;
      font-weight:760;font-size:15px;line-height:1;
      border:1px solid transparent;transition:var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff!important;background:linear-gradient(135deg,var(--coral),#FF7C68)!important;
      box-shadow:0 14px 28px rgba(255,107,95,.24);
      border-color:transparent!important;
    }
    .btn-primary:hover{
      transform:translateY(-3px);
      background:linear-gradient(135deg,var(--coral-dark),#F66B58)!important;
      box-shadow:0 18px 36px rgba(255,107,95,.32);
    }
    .btn-secondary{
      background:rgba(255,255,255,.72)!important;border-color:var(--line)!important;color:var(--ink)!important;
    }
    .btn-secondary:hover{background:var(--mist)!important;border-color:#F4B6AD!important;transform:translateY(-2px)}
    .btn-dark{background:var(--ink)!important;color:#fff!important;border-color:var(--ink)!important}
    .btn-dark:hover{background:#33243F!important;transform:translateY(-2px)}
    .article-banner{
      position:relative;isolation:isolate;overflow:hidden;
      padding:50px 0 28px;
      background:
        radial-gradient(circle at 8% 15%,rgba(255,179,107,.18),transparent 26%),
        radial-gradient(circle at 86% 10%,rgba(255,107,95,.14),transparent 28%);
    }
    .article-banner::before{
      content:"";position:absolute;inset:0;z-index:-2;
      background-image:linear-gradient(90deg,rgba(247,243,239,.97),rgba(247,243,239,.82)),url('/assets/images/backpic/back-2.jpg');
      background-size:cover;background-position:center;
      opacity:.88;
    }
    .article-banner::after{
      content:"";position:absolute;right:-160px;bottom:-210px;width:520px;height:520px;border-radius:50%;
      background:rgba(255,107,95,.12);filter:blur(5px);z-index:-1;
    }
    .breadcrumb{
      display:flex;align-items:center;flex-wrap:wrap;gap:9px;
      margin:0 0 22px;padding:0;color:#756C79;font-size:14px;font-weight:650;
    }
    .breadcrumb a{color:#5E5363}
    .breadcrumb a:hover{color:var(--coral-dark)}
    .breadcrumb .sep{color:#B7AAA2}
    .article-head{
      display:grid;grid-template-columns:minmax(0,1fr) 360px;
      gap:42px;align-items:end;
      padding-bottom:30px;
    }
    .article-title-wrap{max-width:850px}
    .article-title-wrap h1{
      margin:18px 0 18px;
      color:var(--ink);
      font-size:clamp(32px,4.2vw,54px);
      line-height:1.18;
      font-weight:820;
      letter-spacing:-.045em;
    }
    .article-desc{
      margin:0;
      color:#5B5260;
      font-size:18px;
      line-height:1.9;
      max-width:820px;
    }
    .meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:24px}
    .meta-pill{
      display:inline-flex;align-items:center;gap:8px;
      min-height:36px;padding:8px 12px;border-radius:999px;
      background:rgba(255,255,255,.74);
      border:1px solid rgba(232,222,216,.9);
      color:#5B5260;font-size:14px;font-weight:720;
      box-shadow:0 8px 22px rgba(36,27,47,.045);
    }
    .meta-pill strong{color:var(--ink)}
    .cover-card{
      position:relative;min-height:300px;border-radius:var(--radius-xl);
      overflow:hidden;box-shadow:var(--shadow);
      border:1px solid rgba(255,255,255,.7);
      background:linear-gradient(135deg,#3A2A47,#1F1728);
    }
    .cover-card img{width:100%;height:100%;min-height:300px;object-fit:cover;filter:saturate(.92) contrast(.96)}
    .cover-card::after{
      content:"";position:absolute;inset:0;
      background:linear-gradient(180deg,rgba(36,27,47,.14),rgba(36,27,47,.7));
    }
    .cover-note{
      position:absolute;left:22px;right:22px;bottom:22px;z-index:1;
      color:#fff;
    }
    .cover-note span{
      display:inline-flex;padding:7px 10px;border-radius:999px;
      background:rgba(255,107,95,.88);font-size:13px;font-weight:800;margin-bottom:10px;
    }
    .cover-note p{margin:0;color:rgba(255,255,255,.86);line-height:1.7;font-size:14px}
    .reading-layout{
      display:grid;grid-template-columns:minmax(0,820px) 320px;
      gap:42px;align-items:start;
    }
    .article-card{
      background:rgba(255,255,255,.88);
      border:1px solid rgba(232,222,216,.92);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
      padding:44px;
      overflow:hidden;
    }
    .article-content{
      color:#332C37;
      font-size:17px;
      line-height:1.9;
      word-break:break-word;
    }
    .article-content h2{
      position:relative;
      margin:42px 0 18px;
      padding-left:18px;
      color:var(--ink);
      font-size:30px;
      line-height:1.35;
      font-weight:800;
      letter-spacing:-.02em;
    }
    .article-content h2::before{
      content:"";position:absolute;left:0;top:.45em;width:5px;height:26px;border-radius:999px;
      background:linear-gradient(180deg,var(--coral),var(--apricot));
    }
    .article-content h3{
      margin:32px 0 14px;
      color:var(--ink-2);
      font-size:22px;
      font-weight:780;
      line-height:1.45;
    }
    .article-content p{margin:0 0 20px}
    .article-content a{
      color:var(--coral-dark);
      font-weight:720;
      border-bottom:1px solid rgba(255,107,95,.28);
    }
    .article-content a:hover{border-bottom-color:var(--coral-dark)}
    .article-content ul,.article-content ol{margin:0 0 24px;padding-left:1.35em}
    .article-content li{margin:8px 0;padding-left:2px}
    .article-content blockquote{
      margin:28px 0;padding:22px 24px;
      background:linear-gradient(135deg,rgba(255,247,244,.95),rgba(247,243,239,.72));
      border-left:5px solid var(--coral);
      border-radius:18px;
      color:#4D4352;
    }
    .article-content figure{margin:30px 0}
    .article-content figure img,.article-content img{
      border-radius:18px;
      border:1px solid var(--line);
      box-shadow:0 14px 34px rgba(36,27,47,.08);
      margin:10px auto 18px;
      height:auto;
    }
    .article-content figcaption{
      text-align:center;color:var(--muted);font-size:14px;margin-top:8px;
    }
    .article-content table{
      width:100%;border-collapse:separate;border-spacing:0;
      margin:26px 0;border:1px solid var(--line);border-radius:18px;overflow:hidden;
      display:block;max-width:100%;overflow-x:auto;background:#fff;
    }
    .article-content th,.article-content td{
      padding:14px 16px;border-bottom:1px solid var(--line);min-width:140px;
    }
    .article-content th{background:var(--mist);color:var(--ink);font-weight:800}
    .article-content tr:last-child td{border-bottom:0}
    .article-empty{
      text-align:center;padding:56px 24px;
      background:linear-gradient(135deg,rgba(255,247,244,.9),rgba(247,243,239,.72));
      border:1px dashed #D8C9C1;border-radius:24px;
    }
    .article-empty .empty-icon{
      width:64px;height:64px;border-radius:22px;margin:0 auto 18px;
      background:
        radial-gradient(circle at 68% 30%,var(--coral) 0 12%,transparent 13%),
        linear-gradient(135deg,var(--ink),#3B2B49);
      box-shadow:0 14px 34px rgba(36,27,47,.14);
    }
    .article-empty h2{margin:0 0 10px;color:var(--ink);font-size:28px}
    .article-empty p{margin:0 auto 24px;max-width:520px;color:var(--muted)}
    .sidebar{position:sticky;top:104px;display:grid;gap:18px}
    .side-card{
      background:rgba(255,255,255,.78);
      border:1px solid rgba(232,222,216,.92);
      border-radius:24px;
      box-shadow:0 12px 30px rgba(36,27,47,.055);
      padding:22px;
    }
    .side-card.dark{
      color:#fff;
      background:
        radial-gradient(circle at 90% 15%,rgba(255,179,107,.22),transparent 28%),
        linear-gradient(135deg,var(--ink),#3A2A47);
      border-color:rgba(255,255,255,.12);
    }
    .side-card h2,.side-card h3{
      margin:0 0 12px;
      color:var(--ink);
      font-size:20px;
      line-height:1.35;
      font-weight:820;
    }
    .side-card.dark h2,.side-card.dark h3{color:#fff}
    .side-card p{margin:0;color:#6A6070;font-size:15px;line-height:1.8}
    .side-card.dark p{color:rgba(255,255,255,.76)}
    .side-list{display:grid;gap:12px;margin-top:16px}
    .side-link{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      padding:13px 14px;border-radius:16px;
      background:rgba(255,247,244,.72);
      border:1px solid rgba(232,222,216,.82);
      color:var(--ink);font-weight:750;font-size:14px;
    }
    .side-link:hover{background:#fff;color:var(--coral-dark);transform:translateX(3px)}
    .notice-list{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:12px}
    .notice-list li{
      position:relative;padding-left:22px;color:#5C5261;font-size:15px;line-height:1.75;
    }
    .notice-list li::before{
      content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:50%;background:var(--coral);
      box-shadow:0 0 0 5px rgba(255,107,95,.11);
    }
    .related-head{
      display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;
    }
    .related-head h2{
      margin:12px 0 0;color:var(--ink);font-size:34px;line-height:1.25;font-weight:820;letter-spacing:-.03em;
    }
    .related-grid{
      display:grid;grid-template-columns:1.1fr .9fr;
      gap:22px;
    }
    .related-card{
      position:relative;overflow:hidden;
      border-radius:26px;border:1px solid rgba(232,222,216,.92);
      background:#fff;box-shadow:var(--shadow);
      transition:var(--ease);
    }
    .related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .related-card.featured{
      min-height:310px;
      background:
        linear-gradient(180deg,rgba(36,27,47,.1),rgba(36,27,47,.78)),
        url('/assets/images/coverpic/cover-3.webp') center/cover;
      color:#fff;
      display:flex;align-items:flex-end;
      padding:28px;
    }
    .related-card.featured h3{color:#fff}
    .related-body{padding:24px}
    .related-card h3{
      margin:10px 0 10px;color:var(--ink);font-size:22px;line-height:1.42;font-weight:820;
      transition:var(--ease);
    }
    .related-card:hover h3{color:var(--coral-dark)}
    .related-card p{margin:0;color:#6A6070;line-height:1.8}
    .related-card.featured p{color:rgba(255,255,255,.78)}
    .tag{
      display:inline-flex;align-items:center;gap:7px;
      border-radius:999px;padding:7px 10px;
      background:rgba(255,107,95,.12);color:var(--coral-dark);
      font-size:13px;font-weight:820;border:1px solid rgba(255,107,95,.18);
    }
    .featured .tag{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.22)}
    .mini-stack{display:grid;gap:22px}
    .faq-wrap{
      display:grid;grid-template-columns:360px minmax(0,1fr);
      gap:32px;align-items:start;
    }
    .faq-title h2{
      margin:14px 0 12px;color:var(--ink);
      font-size:34px;font-weight:820;line-height:1.25;letter-spacing:-.03em;
    }
    .faq-list{display:grid;gap:14px}
    .faq-item{
      background:rgba(255,255,255,.82);
      border:1px solid rgba(232,222,216,.92);
      border-radius:22px;
      box-shadow:0 10px 28px rgba(36,27,47,.05);
      overflow:hidden;
    }
    .faq-question{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
      padding:20px 22px;color:var(--ink);
      font-size:17px;font-weight:820;text-align:left;
    }
    .faq-question::after{
      content:"+";width:28px;height:28px;border-radius:50%;
      display:grid;place-items:center;flex:0 0 auto;
      background:rgba(255,107,95,.12);color:var(--coral-dark);
      transition:var(--ease);
    }
    .faq-item.open .faq-question::after{content:"−";background:var(--coral);color:#fff}
    .faq-answer{
      display:none;padding:0 22px 20px;color:#63596A;line-height:1.85;
      border-left:4px solid var(--coral);margin:0 20px 20px;
    }
    .faq-item.open .faq-answer{display:block}
    .cta-panel{
      position:relative;overflow:hidden;isolation:isolate;
      border-radius:34px;
      padding:42px;
      color:#fff;
      background:
        radial-gradient(circle at 88% 20%,rgba(255,179,107,.24),transparent 30%),
        linear-gradient(135deg,var(--ink),#3D2B4A);
      box-shadow:0 24px 64px rgba(36,27,47,.18);
    }
    .cta-panel::after{
      content:"";position:absolute;right:42px;bottom:-58px;width:210px;height:210px;border-radius:42px;
      border:1px solid rgba(255,255,255,.16);
      background:rgba(255,255,255,.06);transform:rotate(12deg);z-index:-1;
    }
    .cta-grid{display:flex;align-items:center;justify-content:space-between;gap:28px}
    .cta-panel h2{margin:0 0 12px;font-size:32px;line-height:1.28;font-weight:820;letter-spacing:-.03em}
    .cta-panel p{margin:0;color:rgba(255,255,255,.76);max-width:720px}
    .footer{
      background:var(--ink);
      color:rgba(255,255,255,.82);
      padding:62px 0 30px;
    }
    .footer .brand{color:#fff;margin-bottom:18px}
    .footer .brand-mark{box-shadow:0 12px 30px rgba(0,0,0,.18)}
    .footer p{margin:0;color:rgba(255,255,255,.68);line-height:1.85;max-width:520px}
    .footer-grid{
      display:grid;grid-template-columns:1.35fr .7fr .75fr;
      gap:44px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12);
    }
    .footer h3{
      color:#fff;margin:0 0 16px;font-size:17px;font-weight:800;
    }
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:rgba(255,255,255,.68);font-weight:650}
    .footer-links a:hover{color:var(--coral)}
    .age-note{
      display:flex;align-items:flex-start;gap:10px;margin-top:20px;
      padding:13px 14px;border-radius:18px;
      background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);
      max-width:560px;
    }
    .age-note b{
      display:inline-grid;place-items:center;
      min-width:42px;height:28px;border-radius:999px;
      background:var(--coral);color:#fff;font-size:13px;
    }
    .age-note span{color:rgba(255,255,255,.72);font-size:14px;line-height:1.65}
    .copyright{
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      padding-top:22px;color:rgba(255,255,255,.52);font-size:14px;
    }
    @media (max-width:1100px){
      .brand-text{max-width:240px}
      .article-head{grid-template-columns:1fr;gap:28px}
      .cover-card{max-width:680px}
      .reading-layout{grid-template-columns:1fr}
      .sidebar{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
      .faq-wrap{grid-template-columns:1fr}
    }
    @media (max-width:900px){
      .nav-menu{
        position:absolute;top:86px;left:20px;right:20px;
        display:none;flex-direction:column;align-items:stretch;gap:8px;
        padding:16px;border-radius:24px;
        background:rgba(255,255,255,.96);
        border:1px solid var(--line);box-shadow:var(--shadow);
      }
      .nav-menu.is-open{display:flex}
      .nav-link{padding:13px 15px}
      .menu-toggle{display:block}
      .header-actions .btn{display:none}
      .article-banner{padding-top:36px}
      .related-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,var(--container))}
      .section{padding:58px 0}
      .nav-wrap{height:70px}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .brand-text{max-width:210px;font-size:15px}
      .article-title-wrap h1{font-size:34px}
      .article-desc{font-size:16px}
      .article-card{padding:28px 20px;border-radius:26px}
      .article-content{font-size:16px}
      .article-content h2{font-size:25px}
      .sidebar{grid-template-columns:1fr}
      .related-head{display:block}
      .faq-question{font-size:16px}
      .cta-grid{display:block}
      .cta-panel{padding:32px 24px;border-radius:28px}
      .cta-panel .btn{margin-top:22px;width:100%}
      .footer-grid{grid-template-columns:1fr}
      .copyright{flex-direction:column;align-items:flex-start}
    }
    @media (max-width:520px){
      .brand-text{max-width:176px}
      .article-banner{padding-top:28px}
      .breadcrumb{font-size:13px}
      .meta-row{align-items:stretch}
      .meta-pill{width:100%;justify-content:flex-start}
      .cover-card,.cover-card img{min-height:230px}
      .related-card.featured{min-height:260px;padding:22px}
      .related-body{padding:20px}
      .btn{width:100%}
      .side-link{align-items:flex-start}
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}