:root{color-scheme:light;--bg: #f7f8fb;--surface: #ffffff;--surface-subtle: #eef2f6;--text: #172033;--muted: #5b6475;--line: #d9dee8;--accent: #0f766e;--accent-strong: #115e59;--warning: #9a3412;--radius: 8px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--bg);color:var(--text)}a{color:inherit}button,input,textarea,select{font:inherit}.site-header,.site-footer{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px clamp(16px,4vw,48px);background:var(--surface);border-bottom:1px solid var(--line)}.site-footer{border-top:1px solid var(--line);border-bottom:0;color:var(--muted)}.brand,.top-nav,.site-footer nav{display:flex;align-items:center;gap:14px}.brand{text-decoration:none;font-weight:700}.brand-mark{display:inline-grid;width:34px;height:34px;place-items:center;border-radius:var(--radius);background:#102a43;color:#fff;font-size:13px;letter-spacing:0}.top-nav a,.site-footer a{color:var(--muted);text-decoration:none;font-size:14px}.top-nav a:hover,.site-footer a:hover{color:var(--text)}main{width:min(1160px,calc(100% - 32px));margin:0 auto;padding:32px 0 56px}.page-heading{display:grid;gap:12px;margin-bottom:28px}.page-heading h1{margin:0;font-size:40px;line-height:1.05;letter-spacing:0}.page-heading p{max-width:760px;margin:0;color:var(--muted);font-size:17px;line-height:1.6}.toolbar-band{display:grid;gap:16px;padding:18px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}.tool-search{display:grid;gap:14px}.tool-search label{font-size:14px;font-weight:800}.search-row input{width:100%;min-height:46px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius);color:var(--text);background:#fff}.search-row input:focus{border-color:var(--accent);outline:3px solid rgba(15,118,110,.16)}.search-results{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}.search-results a{display:grid;gap:4px;min-height:74px;padding:12px;border:1px solid var(--line);border-radius:var(--radius);text-decoration:none}.search-results a span,.search-empty{margin:0;color:var(--muted);font-size:14px;line-height:1.4}.category-grid,.tool-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.section{display:grid;gap:16px;margin-top:30px}.section-header{display:flex;align-items:end;justify-content:space-between;gap:16px}.section-header h2{margin:0;font-size:22px;letter-spacing:0}.section-header a{color:var(--accent-strong);font-size:14px;font-weight:700;text-decoration:none}.card{display:grid;gap:10px;min-height:150px;padding:18px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);text-decoration:none}.card:hover{border-color:#8bb7b1}.card-kicker{color:var(--accent-strong);font-size:12px;font-weight:800;letter-spacing:0;text-transform:uppercase}.card h2,.card h3{margin:0;font-size:18px;line-height:1.25;letter-spacing:0}.card p{margin:0;color:var(--muted);line-height:1.5}.tool-shell{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:20px;align-items:start}.tool-panel,.side-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}.tool-panel{display:grid;min-height:420px;grid-template-rows:auto 1fr}.tool-panel-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px;border-bottom:1px solid var(--line)}.tool-panel-header h2{margin:0;font-size:16px}.status-pill{padding:4px 8px;border-radius:999px;background:#e6f4f1;color:var(--accent-strong);font-size:12px;font-weight:700}.tool-placeholder{display:grid;min-height:320px;place-items:center;padding:24px;background:linear-gradient(90deg,rgba(15,118,110,.08) 1px,transparent 1px),linear-gradient(0deg,rgba(15,118,110,.08) 1px,transparent 1px);background-size:28px 28px}.placeholder-inner{width:min(420px,100%);padding:18px;background:#ffffffe6;border:1px solid var(--line);border-radius:var(--radius)}.placeholder-inner p{margin:0;color:var(--muted);line-height:1.5}.side-panel{display:grid;gap:14px;padding:18px}.side-panel h2{margin:0;font-size:16px}.side-panel ul{display:grid;gap:10px;margin:0;padding-left:18px}.side-panel a{color:var(--accent-strong);text-decoration:none}.notice{margin:0;padding:12px;border-radius:var(--radius);background:#fff7ed;color:var(--warning);line-height:1.5}.empty-state{padding:18px;background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted)}.prose{display:grid;gap:18px;max-width:840px;padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}.prose h2{margin:8px 0 0;font-size:20px}.prose p,.prose li{color:var(--muted);line-height:1.6}.prose p,.prose ul{margin:0}@media(max-width:780px){.site-header,.site-footer,.section-header{align-items:flex-start;flex-direction:column}.top-nav{flex-wrap:wrap}.page-heading h1{font-size:32px}.tool-shell{grid-template-columns:1fr}}