:root{--bg:#faf7f2;--surface:#ffffff;--surface-2:#f3efe7;--ink:#22303f;--muted:#64707d;--primary:#0e5a6e;--primary-ink:#0a4456;--accent:#e2754a;--accent-soft:#fbe7da;--border:#e7e1d6;--radius:16px;--radius-sm:10px;--shadow:0 10px 30px rgba(34, 48, 63, .08);--shadow-lg:0 20px 50px rgba(34, 48, 63, .14);--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-serif:Georgia, "Times New Roman", serif;--container:1140px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font-sans);color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}img,svg{max-width:100%;height:auto}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{font-family:var(--font-serif);line-height:1.2;color:var(--ink)}.container{max-width:var(--container);margin:0 auto;padding:0 20px}.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--primary);color:#fff;padding:10px 16px;border-radius:0 0 8px 0}.skip-link:focus{left:0}.site-header{position:sticky;top:0;z-index:50;background:rgba(250,247,242,.85);backdrop-filter:saturate(180%)blur(12px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;gap:24px;min-height:72px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink)}.brand:hover{text-decoration:none}.brand-logo{width:40px;height:40px;flex:none}.brand-text{display:flex;flex-direction:column;line-height:1.15}.brand-title{font-weight:700;font-size:1.02rem}.brand-tagline{font-size:.72rem;color:var(--muted)}.main-nav{display:flex;gap:20px;margin-left:auto}.main-nav a{color:var(--ink);font-weight:600;font-size:.95rem;padding:6px 2px;border-bottom:2px solid transparent}.main-nav a:hover{text-decoration:none;color:var(--primary);border-bottom-color:var(--primary)}.lang-switcher{display:flex;gap:6px;align-items:center}.lang-item{font-size:.8rem;font-weight:600;color:var(--muted);padding:5px 9px;border-radius:999px;border:1px solid var(--border);background:var(--surface)}.lang-item:hover{color:var(--primary);border-color:var(--primary);text-decoration:none}.lang-item.is-active{background:var(--primary);color:#fff;border-color:var(--primary)}.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#0e5a6e 0%,#124e6b 45%,#8a4a2f 140%);color:#fff;padding:84px 0 72px}.hero::before{content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.22),rgba(255,255,255,0) 70%)}.hero-inner{position:relative}.hero-title{color:#fff;font-size:clamp(2rem,5vw,3.4rem);margin:0 0 16px;max-width:16ch}.hero-tagline{font-size:1.15rem;opacity:.92;max-width:52ch;margin:0 0 28px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:999px;font-weight:700;font-size:.95rem;transition:transform .15s ease,box-shadow .15s ease}.btn:hover{text-decoration:none;transform:translateY(-2px)}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(226,117,74,.4)}.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.4)}.section{padding:48px 20px}.section-title{font-size:1.7rem;margin:0 0 24px}.page-hero{background:var(--surface-2);border-bottom:1px solid var(--border);padding:44px 0}.page-title{margin:0;font-size:clamp(1.7rem,4vw,2.6rem)}.page-desc{color:var(--muted);margin:12px 0 0;max-width:62ch}.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.74rem;font-weight:700;color:var(--accent);margin:0 0 8px}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.card-link{display:block;padding:26px;color:var(--ink)}.card-link:hover{text-decoration:none}.card-cats{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}.card-title{font-size:1.25rem;margin:0 0 10px}.card-desc{color:var(--muted);margin:0 0 16px;font-size:.95rem}.card-meta{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.82rem}.dot{opacity:.6}.pill{display:inline-block;font-size:.74rem;font-weight:700;color:var(--primary);background:var(--accent-soft);border-radius:999px;padding:4px 11px}.pill-link:hover{background:var(--accent);color:#fff;text-decoration:none}.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}.category-tile{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:18px 20px;color:var(--ink);transition:border-color .15s ease,box-shadow .15s ease}.category-tile:hover{text-decoration:none;border-color:var(--primary);box-shadow:var(--shadow)}.category-name{font-weight:700;font-size:.95rem}.category-count{flex:none;font-size:.8rem;font-weight:700;color:var(--primary);background:var(--accent-soft);border-radius:999px;padding:3px 10px}.post-header{padding-top:44px}.post-cats{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.post-title{font-size:clamp(1.8rem,4.5vw,3rem);margin:0 0 14px}.post-desc{color:var(--muted);font-size:1.12rem;max-width:68ch;margin:0 0 18px}.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;color:var(--muted);font-size:.88rem;margin-bottom:28px}.post-layout{display:grid;grid-template-columns:minmax(0,1fr)280px;gap:40px;padding-bottom:56px}.post-body{min-width:0}.post-sidebar{position:sticky;top:96px;align-self:start}.toc{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px 18px;margin-bottom:24px}.toc summary{cursor:pointer;font-weight:700}.toc-sidebar{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:20px}.toc-title{font-size:1rem;margin:0 0 12px}.toc-sidebar nav ul{margin:0;padding-left:18px}.toc-sidebar li{margin:6px 0;font-size:.9rem}.toc-mobile{display:none}.content{font-size:1.02rem}.content h2{font-size:1.7rem;margin-top:2.2em}.content h3{font-size:1.3rem;margin-top:1.8em}.content p{margin:0 0 1.1em}.content a{text-decoration:underline;text-decoration-color:var(--accent)}.content blockquote{border-left:4px solid var(--accent);margin:1.4em 0;padding:6px 0 6px 20px;color:var(--muted)}.content ul,.content ol{padding-left:1.4em}.content li{margin:6px 0}.content table{border-collapse:collapse;width:100%;margin:1.4em 0;font-size:.95rem}.content th,.content td{border:1px solid var(--border);padding:10px 12px;text-align:left}.content th{background:var(--surface-2)}.content code{background:var(--surface-2);padding:2px 6px;border-radius:6px;font-size:.9em}.content pre{background:#16222e;color:#e6edf3;padding:18px;border-radius:var(--radius-sm);overflow:auto}.content pre code{background:0 0;padding:0;color:inherit}.faq{margin-top:40px;border-top:1px solid var(--border);padding-top:28px}.faq h2{font-size:1.7rem}.faq-item{border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:12px;background:var(--surface)}.faq-item summary{cursor:pointer;padding:16px 18px;font-weight:700}.faq-answer{padding:0 18px 16px;color:var(--muted)}.pagination{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:40px}.page-btn{background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:10px 18px;font-weight:600;color:var(--ink)}.page-btn:hover{text-decoration:none;border-color:var(--primary);color:var(--primary)}.page-info{color:var(--muted);font-size:.9rem}.empty{color:var(--muted)}.site-footer{background:#16222e;color:#c7d2db;margin-top:60px}.footer-inner{display:flex;flex-wrap:wrap;gap:28px;align-items:flex-start;justify-content:space-between;padding:44px 20px 24px}.footer-brand{display:flex;flex-direction:column;gap:4px}.footer-title{color:#fff;font-weight:700}.footer-tagline{color:#8fa1af;font-size:.85rem}.footer-nav{display:flex;gap:20px;flex-wrap:wrap}.footer-nav a{color:#c7d2db}.footer-nav a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,8%);padding:18px 20px}.footer-bottom p{margin:0;font-size:.85rem;color:#8fa1af}.not-found{text-align:center;padding:96px 20px}.nf-code{font-size:clamp(5rem,18vw,10rem);margin:0;color:var(--primary);line-height:1}.nf-title{font-size:1.5rem;margin:12px 0 6px}.nf-desc{color:var(--muted);margin:0 0 24px}@media(max-width:900px){.post-layout{grid-template-columns:1fr}.post-sidebar{display:none}.toc-mobile{display:block}.header-inner{flex-wrap:wrap;padding-top:12px;padding-bottom:12px}.main-nav{order:3;width:100%;margin-left:0;gap:16px;overflow-x:auto}.lang-switcher{margin-left:auto}}