*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Noto Sans SC",system-ui,sans-serif;background:#fff;color:#1c1917;line-height:1.75;font-size:16px}
a{color:#c2410c;text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.container{max-width:1100px;margin:0 auto;padding:0 20px}

.site-header{background:#fff;border-bottom:2px solid #fed7aa;position:sticky;top:0;z-index:200}
.header-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;font-size:1rem;color:#1c1917;font-weight:500}
.brand:hover{text-decoration:none}
.brand b{color:#c2410c;font-weight:700}
.brand img{border-radius:6px}
.site-nav ul{display:flex;gap:6px 16px;list-style:none;flex-wrap:wrap}
.site-nav a{color:#57534e;font-size:.9rem;padding:4px 0}
.site-nav a.active{color:#c2410c;font-weight:600;border-bottom:2px solid #c2410c}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:22px;height:2px;background:#444;transition:.2s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.ads-top-bar{background:#fffbeb;border-bottom:1px solid #fde68a;padding:10px 0}
.applist-title{font-size:.78rem;color:#92400e;text-align:center;margin-bottom:6px}
#ads{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}
#ads .caption{font-size:.7rem;color:#78716c;margin-top:4px;text-align:center;max-width:70px;line-height:1.3}

.hero-banner{background:linear-gradient(135deg,#fff7ed 0%,#fff 60%);padding:40px 0 32px;border-bottom:1px solid #ffedd5}
.hero-banner .eyebrow{display:inline-block;font-size:.78rem;font-weight:700;color:#c2410c;background:#ffedd5;padding:4px 14px;border-radius:4px;margin-bottom:14px;letter-spacing:.04em}
.hero-banner h1{font-size:1.75rem;line-height:1.38;color:#1c1917;margin-bottom:16px;max-width:720px}
.hero-banner .intro{color:#57534e;font-size:1.03rem;max-width:680px;margin-bottom:8px}

.layout-split{display:grid;grid-template-columns:220px 1fr;gap:32px;padding:36px 0 48px;align-items:start}
.sidebar{position:sticky;top:88px;background:#fafaf9;border:1px solid #e7e5e4;border-radius:12px;padding:18px 16px}
.sidebar h2{font-size:.82rem;text-transform:uppercase;letter-spacing:.06em;color:#78716c;margin-bottom:12px;font-weight:600}
.sidebar ol{list-style:none;counter-reset:ch}
.sidebar li{counter-increment:ch;margin-bottom:6px}
.sidebar a{display:block;font-size:.88rem;color:#57534e;padding:6px 8px;border-radius:6px;border-left:3px solid transparent}
.sidebar a:hover{background:#fff7ed;color:#c2410c;text-decoration:none;border-left-color:#fdba74}

.content-col{display:flex;flex-direction:column;gap:24px}
.card{background:#fff;border:1px solid #e7e5e4;border-radius:14px;padding:24px 26px;box-shadow:0 1px 3px rgba(28,25,23,.04)}
.card h2{font-size:1.22rem;color:#1c1917;margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid #ffedd5}
.card p{color:#444;margin-bottom:10px;font-size:.97rem}
.card p:last-child{margin-bottom:0}
.card figure{margin:16px 0 6px;border-radius:10px;overflow:hidden;border:1px solid #e7e5e4;max-width:420px}
.card figcaption{font-size:.84rem;color:#78716c;margin-top:6px}
.card-highlight{background:#fffbeb;border-color:#fde68a}

.faq-grid{display:grid;gap:10px;margin-top:8px}
.faq-grid details{border:1px solid #e7e5e4;border-radius:8px;padding:12px 16px;background:#fafaf9}
.faq-grid summary{cursor:pointer;font-weight:600;font-size:.94rem;color:#1c1917}
.faq-grid p{margin-top:8px;color:#57534e;font-size:.92rem}

.related-strip{background:#fafaf9;border-top:1px solid #e7e5e4;padding:32px 0}
.related-strip h2{font-size:1.1rem;margin-bottom:14px}
.related-strip ul{list-style:none;display:flex;flex-wrap:wrap;gap:10px}
.related-strip a{display:inline-block;padding:8px 16px;border:1px solid #fed7aa;border-radius:8px;font-size:.9rem;color:#c2410c;background:#fff}

.prose-page{padding:36px 0 48px;max-width:720px}
.prose-page h1{font-size:1.5rem;margin-bottom:16px}
.prose-page h2{font-size:1.1rem;margin:20px 0 8px}
.prose-page p{margin-bottom:12px;color:#444}

.site-footer{background:#fafaf9;border-top:1px solid #e7e5e4;padding:26px 0;text-align:center;font-size:.88rem;color:#78716c}
.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 16px;margin-bottom:10px}
.footer-links a{color:#57534e}

.error-page{text-align:center;padding:80px 20px}
.error-page h1{font-size:3rem;color:#c2410c;margin-bottom:12px}

@media(max-width:860px){
  .layout-split{grid-template-columns:1fr;gap:20px}
  .sidebar{position:static;display:flex;flex-wrap:wrap;gap:8px;padding:14px}
  .sidebar h2{width:100%}
  .sidebar ol{display:flex;flex-wrap:wrap;gap:6px}
  .sidebar li{margin:0}
  .sidebar a{font-size:.82rem;padding:6px 10px;border:1px solid #e7e5e4;border-left-width:1px}
  .nav-toggle{display:flex}
  .site-nav{position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid #e7e5e4;padding:12px 20px;display:none}
  .site-nav.is-open{display:block}
  .site-nav ul{flex-direction:column;gap:10px}
  .header-row{position:relative;flex-wrap:wrap}
}