:root{--bg:#f5f7fa;--surface:#ffffff;--text:#1f2933;--muted:#7b8794;--accent:#2b6cb0;--accent-dark:#1f4e7a;--border:#e2e8f0;--light-tag:#9aa5b1;--radius:10px;--shadow:0 1px 3px rgba(0,0,0,.08),0 6px 18px rgba(0,0,0,.04)}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}.container{width:100%;max-width:1080px;margin:0 auto;padding:0 20px}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.site-header{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 20px}.logo{display:flex;align-items:center;gap:12px;color:var(--text)}.logo:hover{text-decoration:none}.logo-text{display:flex;flex-direction:column;font-weight:700;font-size:1.25rem;line-height:1.1}.logo-text small{font-weight:400;font-size:.72rem;color:var(--muted)}.main-nav{display:flex;align-items:center;gap:18px}.main-nav a{color:var(--text);font-weight:500}.main-nav a.active{color:var(--accent)}main.container{padding-top:28px;padding-bottom:48px;min-height:60vh}.hero{background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff;padding:48px 36px;border-radius:var(--radius);margin-bottom:36px}.hero h1{margin:0 0 10px;font-size:2rem}.hero p{margin:0 0 20px;max-width:60ch;opacity:.95}.btn{display:inline-block;background:var(--accent);color:#fff;padding:10px 20px;border-radius:8px;border:none;font-size:1rem;cursor:pointer;font-weight:600}.btn:hover{background:var(--accent-dark);text-decoration:none}.hero .btn{background:#fff;color:var(--accent-dark)}.link-btn{background:none;border:none;color:var(--accent);cursor:pointer;padding:0;font-size:1rem;font-family:inherit}.link-btn.danger{color:#c0392b}.inline-form{display:inline}.section-title{font-size:1.4rem;margin:0 0 18px;padding-bottom:8px;border-bottom:2px solid var(--border)}.home-section{margin-bottom:40px}.home-columns{display:grid;grid-template-columns:2fr 1fr;gap:36px}.home-aside{}.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.card-title{margin:0 0 8px;font-size:1.15rem}.card-desc{margin:0 0 12px;color:#52606d}.card-meta{display:flex;gap:14px;font-size:.8rem;color:var(--muted);margin-bottom:10px}.tags{display:flex;flex-wrap:wrap;gap:8px}.tags .tag{font-size:.82rem}.tags-light .tag{color:var(--light-tag);font-weight:400}.tags-light .tag:hover{color:var(--accent)}.post-tags{margin:28px 0;align-items:center}.tags-label{color:var(--light-tag);font-size:.82rem;margin-right:4px}.rank-list{list-style:none;counter-reset:rank;padding:0;margin:0}.rank-list li{counter-increment:rank;display:flex;align-items:baseline;gap:10px;padding:12px 0;border-bottom:1px solid var(--border)}.rank-list li::before{content:counter(rank);font-weight:700;color:var(--accent);min-width:22px}.rank-views{margin-left:auto;font-size:.78rem;color:var(--muted);white-space:nowrap}.post{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow);max-width:820px;margin:0 auto 32px}.post-header h1{margin:0 0 10px;font-size:2rem}.post-meta{display:flex;gap:16px;color:var(--muted);font-size:.85rem;margin-bottom:24px}.post-body{font-size:1.06rem}.post-body p{margin:0 0 18px}.tldr{background:#eef3f9;border:1px solid #d4e1f0;border-left:4px solid var(--accent);border-radius:var(--radius);padding:16px 20px;margin:0 0 28px}.tldr-label{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.08em;color:var(--accent-dark);background:#d4e1f0;padding:2px 8px;border-radius:4px;margin-bottom:8px}.tldr p{margin:0;font-size:1.02rem}.toc{background:#fafbfc;border:1px solid var(--border);border-radius:var(--radius);padding:18px 22px;margin:0 0 32px}.toc-title{margin:0 0 10px;font-weight:700;font-size:.95rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.toc ol{margin:0;padding-left:20px}.toc li{margin:5px 0}.toc .toc-l3{margin-left:16px;list-style:circle;font-size:.95rem}.post-body h2{font-size:1.5rem;margin:36px 0 14px;padding-top:8px;scroll-margin-top:80px}.post-body h3{font-size:1.2rem;margin:26px 0 10px;scroll-margin-top:80px}.post-body ul,.post-body ol{margin:0 0 18px;padding-left:24px}.post-body li{margin:6px 0}.post-body blockquote{margin:18px 0;padding:12px 18px;background:#f5f7fa;border-left:3px solid var(--light-tag);color:#52606d;border-radius:0 8px 8px 0}.post-body code{background:#eef1f4;padding:1px 6px;border-radius:4px;font-size:.92em}.post-body hr{border:none;border-top:1px solid var(--border);margin:32px 0}.post-body a{text-decoration:underline}.faq{margin:8px 0 24px}.faq-item{border:1px solid var(--border);border-radius:8px;margin-bottom:10px;background:var(--surface);overflow:hidden}.faq-item summary{cursor:pointer;padding:14px 18px;font-weight:600;list-style:none;position:relative}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary::after{content:'+';position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:1.4rem;color:var(--accent);font-weight:400}.faq-item[open] summary::after{content:'−'}.faq-item[open] summary{border-bottom:1px solid var(--border)}.faq-answer{padding:14px 18px}.faq-answer p:last-child{margin-bottom:0}.related{margin-top:32px;padding:20px 24px;background:#eef3f9;border-radius:var(--radius);border-left:4px solid var(--accent)}.related h2{margin:0 0 12px;font-size:1.1rem}.related ul{margin:0;padding-left:18px}.related li{margin-bottom:6px}.comments{max-width:820px;margin:0 auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}.comments h2{margin-top:0}.comment-form{display:grid;gap:14px;margin-bottom:28px;max-width:520px}.comment-list{list-style:none;padding:0;margin:0}.comment{padding:16px 0;border-top:1px solid var(--border)}.comment-head{display:flex;gap:12px;align-items:baseline}.comment-date{font-size:.78rem;color:var(--muted)}.comment p{margin:6px 0 0;white-space:pre-wrap}label{display:block;font-weight:600;margin-bottom:4px}input[type=text],input[type=password],textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:1rem;font-family:inherit;margin-top:4px;font-weight:400}textarea{resize:vertical}.stack-form{display:grid;gap:18px}.hint{display:block;font-weight:400;color:var(--muted);font-size:.8rem;margin-top:4px}.checkbox-row{display:flex;align-items:center;gap:10px;font-weight:400}.checkbox-row input{width:auto;margin:0}.seo-fields{border:1px solid var(--border);border-radius:var(--radius);padding:18px}.seo-fields legend{font-weight:700;padding:0 8px}.seo-fields label{margin-top:12px}.seo-fields label:first-of-type{margin-top:0}.auth-box{max-width:380px;margin:40px auto;background:var(--surface);padding:32px;border-radius:var(--radius);box-shadow:var(--shadow)}.auth-box h1{margin-top:0}.article-form{max-width:760px}.admin-head{display:flex;align-items:center;justify-content:space-between}.admin-table{width:100%;border-collapse:collapse;background:var(--surface);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.admin-table th,.admin-table td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--border)}.admin-table th{background:#eef3f9;font-size:.85rem;text-transform:uppercase;letter-spacing:.03em}.row-actions{display:flex;gap:14px}.page-head{margin-bottom:24px}.page-head h1{margin:0 0 4px}.page-intro{max-width:70ch;color:#52606d;margin:12px 0 0}.accent{color:var(--accent)}.muted{color:var(--muted)}.alert{padding:12px 16px;border-radius:8px;margin-bottom:16px}.alert-ok{background:#e6f4ea;color:#1e7e34}.alert-err{background:#fdecea;color:#c0392b}.site-footer{background:var(--surface);border-top:1px solid var(--border);padding:24px 0;color:var(--muted);font-size:.9rem}@media (max-width:860px){.home-columns{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr}}@media (max-width:600px){.grid-2{grid-template-columns:1fr}.header-inner{flex-direction:column;gap:10px}.hero{padding:32px 20px}.post,.comments{padding:22px}}