:root{--accent: #6366f1;--accent-dark: #4f46e5;--bg: #f1f5f9;--surface: #ffffff;--border: #e2e8f0;--text: #0f172a;--muted: #64748b;--danger: #dc2626;--danger-bg: #fef2f2;--ok: #16a34a}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--accent-dark);text-decoration:none}a:hover{text-decoration:underline}.muted{color:var(--muted)}.full-center{display:flex;align-items:center;justify-content:center;height:100vh}.brand{font-weight:800;font-size:18px;color:var(--accent-dark);display:flex;flex-direction:column;line-height:1.2}.brand span{font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}.brand.center{align-items:center;margin-bottom:8px}.auth-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:24px}.auth-card{background:var(--surface);border:1px solid 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