/* roulang page: index */
:root{
      --ink:#11100E;
      --ink-2:#181614;
      --paper:#F7F1E7;
      --paper-soft:#FFFDF8;
      --text:#26211C;
      --muted:#6E655C;
      --amber:#D9862B;
      --amber-dark:#C87422;
      --green:#2F8F83;
      --green-soft:#E5F2EE;
      --line:rgba(38,33,28,.12);
      --line-dark:rgba(255,255,255,.12);
      --shadow:0 18px 45px rgba(45,35,24,.08);
      --shadow-deep:0 24px 70px rgba(0,0,0,.28);
      --radius-lg:32px;
      --radius-md:22px;
      --radius-sm:14px;
      --container:1200px;
      --font:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:var(--font);color:var(--text);background:var(--paper);line-height:1.78;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
    a{color:inherit;text-decoration:none;transition:color .22s ease,background .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer;background:none}
    :focus-visible{outline:3px solid rgba(217,134,43,.42);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(17,16,14,.9);backdrop-filter:blur(18px);border-bottom:1px solid var(--line-dark)}
    .nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;min-width:0;color:#F8F1E8;font-weight:800;letter-spacing:.02em}
    .brand-mark{width:44px;height:44px;border-radius:15px;background:linear-gradient(135deg,var(--amber),#F1B15F);color:#21170E;display:grid;place-items:center;font-weight:900;box-shadow:0 12px 30px rgba(217,134,43,.22)}
    .brand-text{font-size:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{position:relative;color:rgba(248,241,232,.82);padding:10px 16px;border-radius:999px;font-size:15px;font-weight:650}
    .nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.08)}
    .nav-links a.active::after{content:"";position:absolute;left:18px;right:18px;bottom:5px;height:2px;border-radius:2px;background:var(--amber)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .menu-toggle{display:none;width:46px;height:46px;border-radius:14px;color:#F8F1E8;border:1px solid var(--line-dark);align-items:center;justify-content:center}
    .menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{display:block;width:20px;height:2px;border-radius:2px;background:currentColor;position:relative;content:""}
    .menu-toggle span::before{position:absolute;top:-7px}.menu-toggle span::after{position:absolute;top:7px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:13px 22px;border-radius:999px;font-weight:750;letter-spacing:.01em;border:1px solid transparent;white-space:nowrap}
    .btn-primary{background:var(--amber);color:#21170E;box-shadow:0 14px 30px rgba(217,134,43,.25)}
    .btn-primary:hover{background:var(--amber-dark);transform:translateY(-1px);box-shadow:0 18px 36px rgba(217,134,43,.32)}
    .btn-ghost-dark{color:#F8F1E8;border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.04)}
    .btn-ghost-dark:hover{border-color:rgba(217,134,43,.7);color:#fff;background:rgba(217,134,43,.12);transform:translateY(-1px)}
    .btn-light{background:#fff;color:var(--text);border-color:var(--line)}
    .btn-light:hover{border-color:rgba(217,134,43,.55);transform:translateY(-1px);box-shadow:var(--shadow)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:rgba(217,134,43,.12);color:#8A4F13;font-weight:750;font-size:13px;border:1px solid rgba(217,134,43,.22)}
    .eyebrow.dark{background:rgba(217,134,43,.16);color:#F3C487;border-color:rgba(217,134,43,.32)}
    .eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--amber)}
    .hero{position:relative;overflow:hidden;background:var(--ink);color:#F8F1E8}
    .hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,16,14,.92),rgba(17,16,14,.78)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;opacity:.98}
    .hero::after{content:"";position:absolute;width:520px;height:520px;right:-180px;top:70px;border:1px solid rgba(217,134,43,.26);border-radius:50%;box-shadow:inset 0 0 0 34px rgba(217,134,43,.03)}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.78fr);gap:54px;align-items:center;padding:96px 0 72px}
    .hero h1{font-size:clamp(34px,5vw,56px);line-height:1.12;letter-spacing:-.04em;font-weight:850;max-width:760px;margin:22px 0 24px}
    .hero-sub{font-size:19px;line-height:1.82;color:rgba(248,241,232,.82);max-width:720px}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
    .trust-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
    .trust-pill{display:inline-flex;align-items:center;gap:8px;padding:9px 13px;border:1px solid var(--line-dark);border-radius:999px;background:rgba(255,255,255,.05);color:rgba(248,241,232,.86);font-size:14px}
    .trust-pill i{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(47,143,131,.14)}
    .entry-panel{background:rgba(255,253,248,.96);color:var(--text);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-deep);border:1px solid rgba(255,255,255,.5);position:relative;overflow:hidden}
    .entry-panel::before{content:"";position:absolute;left:0;right:0;top:0;height:5px;background:linear-gradient(90deg,var(--amber),var(--green))}
    .panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:22px}
    .panel-head h2{font-size:24px;line-height:1.25;letter-spacing:-.02em}
    .status-badge{padding:6px 10px;border-radius:999px;background:var(--green-soft);color:#1D6D63;font-size:13px;font-weight:800;white-space:nowrap}
    .check-list{display:grid;gap:14px}
    .check-item{display:grid;grid-template-columns:34px 1fr;gap:12px;padding:15px;border:1px solid var(--line);border-radius:18px;background:#fff}
    .check-icon{width:34px;height:34px;border-radius:12px;background:rgba(47,143,131,.12);color:var(--green);display:grid;place-items:center;font-weight:900}
    .check-item strong{display:block;margin-bottom:3px;font-size:16px}.check-item p{color:var(--muted);font-size:14px;line-height:1.65}
    .panel-note{margin-top:18px;padding:13px 15px;border-radius:16px;background:#FBF2E5;color:#74420E;font-size:14px;border:1px solid rgba(217,134,43,.22)}
    .section{padding:88px 0}.section.soft{background:var(--paper-soft)}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-title{font-size:clamp(26px,3vw,36px);line-height:1.25;letter-spacing:-.03em;font-weight:850;color:var(--text)}
    .section-desc{color:var(--muted);max-width:650px;font-size:16px}
    .split-grid{display:grid;grid-template-columns:1.05fr .78fr;gap:26px;align-items:stretch}
    .feature-card,.step-card,.bento-card,.category-card,.faq-card{border:1px solid var(--line);background:var(--paper-soft);border-radius:var(--radius-md);box-shadow:var(--shadow)}
    .feature-card{padding:34px;position:relative;overflow:hidden}
    .feature-card::after{content:"";position:absolute;right:-80px;bottom:-90px;width:260px;height:260px;border-radius:50%;background:rgba(217,134,43,.09)}
    .feature-card h3{font-size:28px;line-height:1.28;margin:18px 0 14px;position:relative;z-index:1}.feature-card p{color:var(--muted);position:relative;z-index:1}
    .mini-list{display:grid;gap:12px;margin-top:26px;position:relative;z-index:1}
    .mini-list li{list-style:none;display:flex;gap:10px;align-items:flex-start;color:#3D362F}.mini-list li::before{content:"";width:9px;height:9px;border-radius:50%;margin-top:10px;background:var(--amber);flex:0 0 auto}
    .steps{display:grid;gap:16px}
    .step-card{padding:22px;display:grid;grid-template-columns:58px 1fr;gap:16px;align-items:start}
    .step-num{font-size:24px;font-weight:900;color:var(--amber);line-height:1}.step-card h3{font-size:19px;margin-bottom:6px}.step-card p{color:var(--muted);font-size:15px}
    .bento{display:grid;grid-template-columns:1.15fr .85fr;grid-auto-rows:minmax(190px,auto);gap:20px}
    .bento-card{padding:26px;position:relative;overflow:hidden;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
    .bento-card:hover{transform:translateY(-3px);border-color:rgba(217,134,43,.45);box-shadow:0 22px 52px rgba(45,35,24,.12)}
    .bento-card.wide{grid-column:span 2;display:grid;grid-template-columns:1fr 310px;gap:24px;align-items:center;background:#201D19;color:#F8F1E8;border-color:rgba(255,255,255,.1)}
    .bento-card.tall{grid-row:span 2;background:#FBF2E5}.bento-card h3{font-size:22px;margin-bottom:10px}.bento-card p{color:var(--muted)}.bento-card.wide p{color:rgba(248,241,232,.78)}
    .bento-image{height:190px;border-radius:22px;overflow:hidden;position:relative}.bento-image img{width:100%;height:100%;object-fit:cover}.bento-image::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,16,14,.05),rgba(17,16,14,.34))}
    .icon-line{width:48px;height:48px;border-radius:16px;border:1px solid rgba(217,134,43,.28);background:rgba(217,134,43,.1);display:grid;place-items:center;color:var(--amber);font-weight:900;margin-bottom:18px}
    .safety-wrap{background:var(--ink-2);border-radius:var(--radius-lg);padding:34px;color:#F8F1E8;display:grid;grid-template-columns:.82fr 1fr;gap:30px;box-shadow:var(--shadow-deep);position:relative;overflow:hidden}
    .safety-wrap::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.08}.safety-wrap>*{position:relative;z-index:1}
    .safety-wrap h2{font-size:34px;line-height:1.22;margin:14px 0}.safety-wrap p{color:rgba(248,241,232,.76)}
    .safety-list{display:grid;gap:14px}.safety-list li{list-style:none;padding:18px 18px 18px 52px;border-radius:18px;border:1px solid var(--line-dark);background:rgba(255,255,255,.05);position:relative;color:rgba(248,241,232,.88)}
    .safety-list li::before{content:"✓";position:absolute;left:18px;top:18px;width:24px;height:24px;border-radius:50%;background:rgba(47,143,131,.18);color:#7ED6CA;display:grid;place-items:center;font-weight:900}
    .age-note{margin-top:20px;padding:16px;border-radius:18px;background:rgba(217,134,43,.1);border:1px solid rgba(217,134,43,.2);color:#F0D5B5;font-size:14px}
    .category-card{display:grid;grid-template-columns:360px 1fr;gap:28px;padding:22px;align-items:center;overflow:hidden;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
    .category-card:hover{transform:translateY(-3px);border-color:rgba(217,134,43,.5);box-shadow:0 24px 58px rgba(45,35,24,.12)}
    .category-media{height:250px;border-radius:22px;overflow:hidden;position:relative}.category-media img{width:100%;height:100%;object-fit:cover}.category-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,16,14,.18),rgba(217,134,43,.08))}
    .category-content{padding-right:16px}.category-content h3{font-size:28px;line-height:1.25;margin:12px 0}.category-content p{color:var(--muted);margin-bottom:22px}
    .faq-layout{display:grid;grid-template-columns:.72fr 1fr;gap:34px;align-items:start}
    .faq-list{display:grid;gap:12px}.faq-card{overflow:hidden;background:#fff}.faq-card summary{cursor:pointer;list-style:none;padding:20px 24px;font-weight:800;display:flex;justify-content:space-between;gap:16px}.faq-card summary::-webkit-details-marker{display:none}.faq-card summary::after{content:"＋";color:var(--amber);font-weight:900}.faq-card[open] summary::after{content:"－"}.faq-card p{padding:0 24px 22px;color:var(--muted)}
    .cta-band{background:var(--ink);border-radius:var(--radius-lg);padding:42px;color:#F8F1E8;display:flex;align-items:center;justify-content:space-between;gap:28px;box-shadow:var(--shadow-deep);position:relative;overflow:hidden}.cta-band::after{content:"";position:absolute;right:-60px;top:-80px;width:260px;height:260px;border-radius:50%;background:rgba(217,134,43,.15)}.cta-band h2{font-size:32px;line-height:1.25;margin-bottom:10px}.cta-band p{color:rgba(248,241,232,.76);max-width:670px}.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
    .site-footer{background:var(--ink-2);color:#F8F1E8;padding:54px 0 28px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:36px;padding-bottom:34px;border-bottom:1px solid var(--line-dark)}.footer-title{font-weight:850;font-size:20px;margin-bottom:12px}.footer-text,.footer-links a{color:rgba(248,241,232,.72);font-size:15px}.footer-links{display:grid;gap:10px}.footer-links a:hover{color:#fff;transform:translateX(3px)}.footer-alert{padding:18px;border-radius:20px;background:rgba(255,255,255,.05);border:1px solid var(--line-dark);color:rgba(248,241,232,.78)}.copyright{padding-top:22px;color:rgba(248,241,232,.55);font-size:14px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
    @media (max-width:1024px){.hero-inner,.split-grid,.safety-wrap,.faq-layout{grid-template-columns:1fr}.hero-inner{gap:34px;padding:74px 0 58px}.entry-panel{max-width:680px}.bento-card.wide{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.category-card{grid-template-columns:300px 1fr}}
    @media (max-width:768px){.container{width:min(100% - 36px,var(--container))}.nav{height:68px}.nav-links{position:absolute;left:18px;right:18px;top:74px;display:none;flex-direction:column;align-items:stretch;background:#181614;border:1px solid var(--line-dark);border-radius:22px;padding:12px;box-shadow:var(--shadow-deep)}.nav-links.open{display:flex}.nav-links a{padding:14px 16px}.menu-toggle{display:flex}.nav-cta .btn{display:none}.brand-text{font-size:16px}.section{padding:58px 0}.section-head{display:block}.section-desc{margin-top:12px}.hero h1{font-size:34px}.hero-sub{font-size:16px}.hero-actions .btn{width:100%}.trust-row{gap:8px}.bento{grid-template-columns:1fr}.bento-card.wide{grid-column:auto}.category-card{grid-template-columns:1fr}.category-media{height:220px}.safety-wrap,.cta-band{padding:26px}.cta-band{display:block}.cta-actions{margin-top:22px}.footer-grid{grid-template-columns:1fr}}
    @media (max-width:520px){.container{width:min(100% - 32px,var(--container))}.entry-panel,.feature-card{padding:22px;border-radius:24px}.check-item,.step-card{grid-template-columns:1fr}.panel-head{display:block}.status-badge{display:inline-flex;margin-top:10px}.section-title{font-size:26px}.safety-wrap h2,.cta-band h2{font-size:26px}.category-content{padding-right:0}.footer-grid{gap:24px}.copyright{display:block}.copyright span{display:block;margin-top:8px}}

/* roulang page: category1 */
:root{
      --ink:#11100E;
      --ink-2:#181614;
      --paper:#F7F1E7;
      --paper-2:#FFFDF8;
      --text:#26211C;
      --muted:#6E655C;
      --amber:#D9862B;
      --amber-dark:#C87422;
      --green:#2F8F83;
      --line:rgba(38,33,28,.12);
      --line-dark:rgba(255,255,255,.12);
      --radius-xl:32px;
      --radius-lg:24px;
      --radius-md:18px;
      --shadow:0 18px 45px rgba(45,35,24,.08);
      --shadow-dark:0 24px 70px rgba(0,0,0,.28);
      --container:1200px;
      --font:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:var(--font);background:var(--paper);color:var(--text);line-height:1.78;font-size:16px;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:.22s ease}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{outline:3px solid rgba(217,134,43,.45);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(24,22,20,.94);backdrop-filter:blur(16px);border-bottom:1px solid var(--line-dark)}
    .header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:22px}
    .brand{display:inline-flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.01em}
    .brand-mark{width:44px;height:44px;border-radius:15px;background:linear-gradient(135deg,var(--amber),#F1B15E);color:#1d140b;display:inline-flex;align-items:center;justify-content:center;font-size:17px;box-shadow:0 12px 30px rgba(217,134,43,.25)}
    .brand-text{color:#F8F1E8;font-size:18px;white-space:nowrap}
    .nav-links{display:flex;align-items:center;gap:8px;padding:7px;border:1px solid var(--line-dark);border-radius:999px;background:rgba(255,255,255,.04)}
    .nav-links a{color:rgba(248,241,232,.82);padding:10px 16px;border-radius:999px;font-size:15px;position:relative}
    .nav-links a:hover,.nav-links a.active{color:#1b130d;background:var(--amber)}
    .header-cta{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:999px;background:#F8F1E8;color:#1b130d;font-weight:700;border:1px solid rgba(255,255,255,.2)}
    .header-cta:hover{transform:translateY(-1px);background:#fff}
    .menu-toggle{display:none;width:46px;height:46px;border-radius:16px;background:rgba(255,255,255,.08);color:#F8F1E8;border:1px solid var(--line-dark)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:13px 22px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.22s ease;white-space:nowrap}
    .btn-primary{background:var(--amber);color:#1b130d;box-shadow:0 14px 34px rgba(217,134,43,.22)}
    .btn-primary:hover{background:var(--amber-dark);transform:translateY(-1px)}
    .btn-secondary{background:transparent;color:var(--text);border-color:var(--line)}
    .btn-secondary:hover{border-color:var(--amber);color:#8b4c12;background:rgba(217,134,43,.08)}
    .btn-light{background:#FFFDF8;color:#1b130d;border-color:rgba(255,255,255,.2)}
    .badge{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:800;background:rgba(217,134,43,.12);color:#8b4c12;border:1px solid rgba(217,134,43,.22)}
    .badge.green{background:rgba(47,143,131,.12);color:#1f6d64;border-color:rgba(47,143,131,.24)}
    .section{padding:84px 0}
    .section-head{max-width:760px;margin-bottom:34px}
    .section-kicker{color:#8b4c12;font-weight:800;margin-bottom:10px;letter-spacing:.04em}
    .section-title{font-size:34px;line-height:1.25;letter-spacing:-.02em;margin-bottom:14px;color:var(--text)}
    .section-desc{color:var(--muted);font-size:17px;max-width:720px}
    .guide-hero{background:linear-gradient(180deg,#181614 0,#181614 88px,var(--paper) 88px,var(--paper) 100%);padding:58px 0 78px;position:relative}
    .guide-hero:before{content:"";position:absolute;top:0;left:0;right:0;height:88px;background-image:linear-gradient(rgba(17,16,14,.82),rgba(17,16,14,.82)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center}
    .hero-card{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:stretch;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-xl);padding:34px;box-shadow:var(--shadow)}
    .breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px;color:var(--muted);font-size:14px}
    .breadcrumb a:hover{color:#8b4c12}
    h1{font-size:46px;line-height:1.18;letter-spacing:-.035em;color:var(--text);margin:14px 0 18px}
    .hero-summary{font-size:18px;color:var(--muted);max-width:720px}
    .tag-group{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
    .image-card{position:relative;min-height:420px;border-radius:28px;overflow:hidden;background:#221d18;box-shadow:var(--shadow-dark)}
    .image-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
    .image-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,16,14,.12),rgba(17,16,14,.72))}
    .image-caption{position:absolute;left:24px;right:24px;bottom:24px;z-index:2;color:#F8F1E8;padding:22px;border-radius:22px;background:rgba(17,16,14,.72);border:1px solid var(--line-dark);backdrop-filter:blur(10px)}
    .image-caption strong{font-size:21px;display:block;margin-bottom:8px}
    .image-caption p{color:rgba(248,241,232,.78)}
    .index-strip{display:grid;grid-template-columns:1.05fr 1fr;gap:26px;align-items:start}
    .vertical-index{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow);padding:28px}
    .index-item{display:grid;grid-template-columns:62px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
    .index-item:last-child{border-bottom:0}
    .index-no{width:50px;height:50px;border-radius:18px;background:#1b1713;color:var(--amber);display:flex;align-items:center;justify-content:center;font-weight:900}
    .index-item h3{font-size:20px;margin-bottom:4px}
    .index-item p{color:var(--muted);font-size:15px}
    .index-item a{color:#8b4c12;font-weight:800;white-space:nowrap}
    .note-panel{background:#181614;color:#F8F1E8;border-radius:var(--radius-xl);padding:30px;min-height:100%;position:relative;overflow:hidden}
    .note-panel:before{content:"";position:absolute;right:-80px;top:-80px;width:220px;height:220px;border-radius:50%;background:rgba(217,134,43,.16)}
    .note-panel h2{font-size:28px;line-height:1.3;margin:14px 0 14px;position:relative}
    .note-panel p{color:rgba(248,241,232,.76);position:relative}
    .mini-list{margin-top:24px;display:grid;gap:12px;position:relative}
    .mini-list li{list-style:none;display:flex;gap:10px;align-items:flex-start;color:rgba(248,241,232,.86)}
    .mini-list li:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--green);margin-top:10px;flex:0 0 auto}
    .topics{background:var(--paper-2)}
    .topic-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px}
    .topic-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow);transition:.22s ease;position:relative;overflow:hidden}
    .topic-card:hover{transform:translateY(-4px);border-color:rgba(217,134,43,.55);box-shadow:0 22px 54px rgba(45,35,24,.12)}
    .topic-card:hover h3{color:#8b4c12}
    .topic-card.featured{display:grid;grid-template-columns:1fr .8fr;gap:24px;align-items:center;grid-row:span 2;background:#FFFDF8}
    .topic-card h3{font-size:22px;line-height:1.35;margin:12px 0 10px;transition:.22s ease}
    .topic-card p{color:var(--muted)}
    .topic-card .read{display:inline-flex;margin-top:18px;color:#8b4c12;font-weight:900}
    .topic-image{border-radius:22px;overflow:hidden;min-height:230px;background:#ddd}
    .topic-image img{width:100%;height:100%;object-fit:cover}
    .small-card-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
    .compact-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:24px}
    .compact-card{background:#FFFDF8;border:1px solid var(--line);border-radius:22px;padding:22px;transition:.22s ease}
    .compact-card:hover{transform:translateY(-3px);border-color:rgba(217,134,43,.5)}
    .compact-card h3{font-size:19px;margin:10px 0 8px}
    .compact-card p{color:var(--muted);font-size:15px}
    .check-section{background:#151310;color:#F8F1E8;position:relative;overflow:hidden}
    .check-section:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(17,16,14,.86),rgba(17,16,14,.92)),url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;opacity:.95}
    .check-wrap{position:relative;display:grid;grid-template-columns:.75fr 1.25fr;gap:34px;align-items:start}
    .check-title h2{font-size:34px;line-height:1.25;margin:14px 0}
    .check-title p{color:rgba(248,241,232,.76)}
    .checklist{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .checkitem{background:rgba(255,255,255,.07);border:1px solid var(--line-dark);border-radius:22px;padding:20px;display:flex;gap:14px;align-items:flex-start;backdrop-filter:blur(8px)}
    .tick{width:24px;height:24px;border-radius:50%;background:rgba(47,143,131,.2);color:#7ED7CB;display:flex;align-items:center;justify-content:center;flex:0 0 auto;font-weight:900}
    .checkitem h3{font-size:18px;margin-bottom:4px}
    .checkitem p{color:rgba(248,241,232,.72);font-size:15px}
    .usage-panel{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center;background:#FFFDF8;border:1px solid var(--line);border-radius:var(--radius-xl);padding:28px;box-shadow:var(--shadow)}
    .usage-panel img{border-radius:24px;min-height:300px;width:100%;object-fit:cover}
    .usage-copy h2{font-size:32px;line-height:1.3;margin:12px 0}
    .usage-copy p{color:var(--muted)}
    .usage-points{display:grid;gap:12px;margin-top:20px}
    .usage-points div{display:flex;gap:12px;padding:14px;border-radius:18px;background:var(--paper);border:1px solid var(--line)}
    .usage-points span{color:#1f6d64;font-weight:900}
    .faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:36px;align-items:start}
    .faq-list{display:grid;gap:14px}
    details{background:#FFFDF8;border:1px solid var(--line);border-radius:20px;box-shadow:0 12px 30px rgba(45,35,24,.05);overflow:hidden}
    details[open]{border-color:rgba(217,134,43,.36)}
    summary{list-style:none;padding:20px 22px;font-weight:900;cursor:pointer;display:flex;justify-content:space-between;gap:18px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(217,134,43,.12);color:#8b4c12;flex:0 0 auto}
    details[open] summary:after{content:"—"}
    details p{padding:0 22px 22px;color:var(--muted)}
    .related{background:#FFFDF8}
    .related-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
    .related-card{border-radius:var(--radius-lg);padding:26px;border:1px solid var(--line);background:var(--paper);box-shadow:var(--shadow);display:flex;flex-direction:column;align-items:flex-start;gap:12px}
    .cta-band{margin-top:26px;background:#181614;color:#F8F1E8;border-radius:var(--radius-xl);padding:34px;display:flex;justify-content:space-between;gap:24px;align-items:center;box-shadow:var(--shadow-dark)}
    .cta-band h2{font-size:30px;line-height:1.3;margin-bottom:8px}
    .cta-band p{color:rgba(248,241,232,.72)}
    .site-footer{background:#11100E;color:#F8F1E8;padding:58px 0 28px;border-top:1px solid var(--line-dark)}
    .footer-grid{display:grid;grid-template-columns:1.35fr .65fr 1fr;gap:36px;align-items:start}
    .footer-text,.footer-alert p{color:rgba(248,241,232,.68)}
    .footer-title{font-weight:900;margin-bottom:14px;color:#fff}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:rgba(248,241,232,.72)}
    .footer-links a:hover{color:var(--amber);padding-left:4px}
    .footer-alert{border:1px solid var(--line-dark);background:rgba(255,255,255,.04);border-radius:22px;padding:20px}
    .copyright{margin-top:34px;padding-top:22px;border-top:1px solid var(--line-dark);display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:rgba(248,241,232,.55);font-size:14px}
    @media (max-width:1024px){
      .header-cta{display:none}.hero-card,.index-strip,.check-wrap,.usage-panel,.faq-wrap{grid-template-columns:1fr}.topic-grid{grid-template-columns:1fr}.topic-card.featured{grid-template-columns:1fr}.compact-list{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.image-card{min-height:340px}h1{font-size:40px}
    }
    @media (max-width:768px){
      .container{width:min(100% - 36px,var(--container))}.header-inner{height:68px}.menu-toggle{display:inline-flex;align-items:center;justify-content:center}.nav-links{position:absolute;top:68px;left:18px;right:18px;display:none;flex-direction:column;align-items:stretch;border-radius:22px;background:#181614;padding:14px}.nav-links.open{display:flex}.nav-links a{text-align:center;padding:13px 16px}.brand-text{font-size:16px}.guide-hero{padding:38px 0 54px}.hero-card{padding:22px;border-radius:26px}h1{font-size:32px}.hero-summary{font-size:16px}.section{padding:58px 0}.section-title,.check-title h2,.usage-copy h2{font-size:26px}.index-item{grid-template-columns:52px 1fr}.index-item a{grid-column:2}.small-card-grid,.compact-list,.checklist,.related-grid{grid-template-columns:1fr}.cta-band{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr}.copyright{display:grid}.image-card{min-height:300px}.topic-image{min-height:190px}
    }
    @media (max-width:520px){
      .hero-actions,.tag-group{flex-direction:column;align-items:stretch}.btn{width:100%}.badge{justify-content:center}.index-item{gap:12px}.brand-mark{width:40px;height:40px}.hero-card{padding:18px}.topic-card,.vertical-index,.note-panel,.usage-panel,.cta-band{padding:20px}.image-caption{left:16px;right:16px;bottom:16px;padding:16px}.checkitem{padding:16px}summary{padding:18px}.footer-alert{padding:18px}
    }