:root{--brand-teal: #0e9488;--brand-navy: #1f2a3d;--brand-grad: linear-gradient(135deg, #1f2a3d 0%, #0e9488 100%);--bg: #ffffff;--bg-2: #f6f8fb;--surface: #ffffff;--ink: #1b2431;--ink-2: #33405a;--muted: #6b7488;--line: #e8ecf2;--line-2: #d7deea;--accent: #0e9488;--accent-ink: #ffffff;--accent-soft: rgba(14, 148, 136, .12);--danger: #d0433a;--success: #2e9d5f;--warn: #f5a623;--shadow-2: 0 10px 30px -12px rgba(16, 16, 18, .18), 0 4px 12px -6px rgba(16, 16, 18, .08);--radius: .5rem;--font-ui: "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace}html[data-theme=dark]{--bg: #0f1622;--bg-2: #131b28;--surface: #141c2a;--ink: #e8edf5;--ink-2: #c7d0de;--muted: #7c8aa0;--line: #232e42;--line-2: #2b3852;--accent: #22b3a4;--accent-soft: rgba(34, 179, 164, .16)}*{box-sizing:border-box}body{margin:0;font-family:var(--font-ui);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;background:var(--bg-2);color:var(--ink)}.page-shell{min-height:100vh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;gap:.5rem;padding:1rem 1.5rem;background:var(--surface);border-bottom:1px solid var(--line)}.topbar-brand{display:flex;align-items:center;gap:.5rem;font-weight:700;font-size:1.05rem;color:var(--brand-navy)}.topbar-brand img{height:26px}.main{flex:1;max-width:640px;width:100%;margin:0 auto;padding:2.5rem 1.25rem 3rem}.eyebrow{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);font-weight:700}h1{font-size:1.75rem;font-weight:800;color:var(--ink);margin:.4rem 0 1.5rem;letter-spacing:-.01em}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-2);padding:1.5rem}.field{display:flex;flex-direction:column;gap:.3rem;margin-bottom:1rem}.field label{font-size:.8rem;font-weight:600;color:var(--ink-2)}.field input,.field select{border:1px solid var(--line-2);border-radius:var(--radius);padding:.6rem .7rem;font-size:.9rem;background:var(--surface);color:var(--ink);font-family:inherit}.field input:focus,.field select:focus{outline:2px solid var(--accent-soft);border-color:var(--accent)}.field-hint{font-size:.72rem;color:var(--muted)}.field-error{font-size:.75rem;color:var(--danger)}.row-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media(max-width:480px){.row-2{grid-template-columns:1fr}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.7rem 1.1rem;border-radius:var(--radius);font-size:.9rem;font-weight:600;border:1px solid transparent;cursor:pointer}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--accent);color:var(--accent-ink);width:100%}.btn-outline{background:transparent;border-color:var(--line-2);color:var(--ink)}.result{margin-top:1.5rem}.result-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.badge{display:inline-flex;align-items:center;padding:.2rem .6rem;border-radius:999px;font-size:.72rem;font-weight:700}.badge-green{background:#2e9d5f1f;color:var(--success)}.badge-amber{background:#f5a62324;color:var(--warn)}.badge-red{background:#d0433a1f;color:var(--danger)}.badge-gray{background:var(--bg-2);color:var(--muted)}.kv{display:flex;justify-content:space-between;padding:.45rem 0;border-bottom:1px solid var(--line);font-size:.88rem}.kv:last-child{border-bottom:none}.kv .k{color:var(--muted)}.kv .v{font-weight:600;color:var(--ink);text-align:right}.downloads{display:flex;gap:.6rem;margin-top:1rem;flex-wrap:wrap}.footer{text-align:center;padding:1.5rem;font-size:.75rem;color:var(--muted)}.footer a{color:var(--accent)}