*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1c2430;background:#f7f8fa}
header{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding:14px 5vw;background:#0f1b2d;position:sticky;top:0;z-index:5}
header a{color:#e6edf7;text-decoration:none;margin-left:16px;font-size:15px}.logo{font-weight:800;margin:0;font-size:18px}
main{max-width:1000px;margin:auto;padding:24px 5vw 60px}h1{font-size:clamp(28px,5vw,44px);line-height:1.15;margin:.4em 0}h2{margin-top:1.6em}
.lead{font-size:19px;color:#3b4656}.hero{padding:40px 0 10px}.btn{display:inline-block;background:#f59e0b;color:#111;padding:11px 20px;border-radius:8px;font-weight:700;border:0;cursor:pointer;text-decoration:none;font-size:16px}
.btn.ghost{background:transparent;border:2px solid #0f1b2d;color:#0f1b2d}.btn.sm{padding:6px 12px;color:#111}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:16px}.card{background:#fff;border:1px solid #e3e7ee;border-radius:12px;padding:18px;color:inherit;text-decoration:none;transition:.15s}.card:hover{box-shadow:0 6px 20px #0001;transform:translateY(-2px)}
.card h3{margin:.3em 0;font-size:18px}.card p{margin:0;color:#556;font-size:14.5px}.tag{font-size:12px;color:#b45309;font-weight:700;text-transform:uppercase;letter-spacing:.03em}
.chips a{display:inline-block;background:#fff;border:1px solid #d6dce5;border-radius:999px;padding:6px 14px;margin:4px;color:#0f1b2d;text-decoration:none}
section{background:#fff;border:1px solid #e3e7ee;border-radius:12px;padding:6px 22px 16px;margin:18px 0}.hero{background:none;border:0}
pre{white-space:pre-wrap;background:#0f1b2d;color:#dbe7ff;padding:16px;border-radius:8px;font-size:14px}blockquote{border-left:4px solid #f59e0b;margin:0;padding:8px 16px;font-size:18px;background:#fff8eb}
.big{font-size:24px;font-weight:800;color:#0f1b2d;margin:.2em 0}.muted{color:#6b7584;font-size:14px}.note{background:#fef2f2;border:1px solid #fecaca;padding:10px;border-radius:8px;font-size:14px}.crumb{font-size:14px}
.news{background:#0f1b2d;color:#fff;text-align:center}.news form{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.news input{padding:11px;border-radius:8px;border:0;min-width:240px;font-size:16px}
.calc{display:grid;grid-template-columns:1fr 1fr;gap:20px}@media(max-width:700px){.calc{grid-template-columns:1fr}header nav a{margin:0 12px 0 0}}
.calc form,.out{background:#fff;border:1px solid #e3e7ee;border-radius:12px;padding:20px}label{display:block;font-weight:600;margin-bottom:12px}label input{display:block;width:100%;padding:10px;margin-top:4px;border:1px solid #cfd6e0;border-radius:8px;font-size:16px}
.out .big{font-size:34px;color:#15803d}footer{text-align:center;color:#6b7584;font-size:13px;padding:30px 5vw}a{color:#b45309}
table{width:100%;border-collapse:collapse;font-size:15px;margin:8px 0}th,td{text-align:left;padding:8px;border-bottom:1px solid #e3e7ee}th{background:#f1f4f8}
.gate{border-left:5px solid #2563eb;background:#f5f8ff}.v{font-size:11px;font-weight:700;padding:1px 6px;border-radius:999px;white-space:nowrap}.v.ok{background:#dcfce7;color:#166534}.v.no{background:#fef3c7;color:#92400e}
code{background:#eef1f5;padding:1px 4px;border-radius:4px;font-size:13px}.out table td:nth-child(3){font-weight:800;color:#15803d}