:root{--bg: #0f172a;--bg-soft: #1e293b;--surface: #ffffff;--surface-muted: #f8fafc;--border: #e2e8f0;--text: #0f172a;--text-muted: #64748b;--brand: #2563eb;--brand-dark: #1d4ed8;--error: #dc2626;--warning: #d97706;--notice: #2563eb;--radius: 14px;--shadow: 0 10px 30px -12px rgba(15, 23, 42, .25);--font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font);color:var(--text);background:radial-gradient(1200px 600px at 50% -10%,#1e293b,#0f172a 55%,#0b1120);min-height:100vh;-webkit-font-smoothing:antialiased}.app{max-width:960px;margin:0 auto;padding:48px 20px 80px}.app__header{text-align:center;color:#e2e8f0;margin-bottom:32px}.app__brand{display:flex;align-items:center;justify-content:center;gap:12px}.app__logo{font-size:34px;line-height:1}.app__header h1{font-size:32px;margin:0;letter-spacing:-.02em}.app__tagline{color:#94a3b8;margin:10px 0 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.15s;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.btn:active{transform:translateY(1px)}.btn--primary{background:var(--brand);color:#fff}.btn--primary:hover{background:var(--brand-dark)}.btn--primary:disabled{opacity:.6;cursor:not-allowed}.btn--ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border)}.btn--ghost:hover{background:var(--surface-muted)}.alert{margin-top:20px;padding:14px 18px;border-radius:10px;font-size:14px;display:flex;align-items:center;justify-content:space-between;gap:12px}.alert--error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.progress{margin-top:24px;text-align:center}.progress__title{font-size:18px;margin:16px 0 6px}.progress__meta{color:var(--text-muted);font-size:14px;margin:6px 0}.progress__current{color:var(--brand);font-size:13px;margin:4px 0 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12px;border-radius:8px;overflow-x:auto;white-space:pre-wrap;word-break:break-word}.issue__code{display:block;margin-top:6px;font-size:11px;color:var(--text-muted)}.issue__empty{color:var(--text-muted);font-size:14px;padding:12px 0}@media(max-width:620px){.stats{grid-template-columns:repeat(2,1fr)}.results__head{flex-direction:column}}