:root{color-scheme:light;--bg:#f6f4ef;--text:#1f1f1f;--accent:#2a5d67;--card:#fff;--muted:#6b6b6b;--border:#e5e0d8}*{box-sizing:border-box}body{margin:0;font-family:IBM Plex Sans,Segoe UI,sans-serif;color:var(--text);background:radial-gradient(circle at top left,#fff8f0 0,var(--bg) 45%,#f2eee6 100%)}.site-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;background:var(--card);border-bottom:1px solid var(--border);position:-webkit-sticky;position:sticky;top:0;z-index:10}.brand{font-weight:700;letter-spacing:.5px}.nav-links{display:flex;gap:16px}.nav-links a{color:var(--text);text-decoration:none;font-weight:500}.container{max-width:1000px;margin:24px auto 64px;padding:0 20px}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px;box-shadow:0 10px 30px rgba(0,0,0,.04)}.card+.card{margin-top:20px}.auth-buttons{display:flex;align-items:center;gap:12px}button{border:1px solid var(--border);background:var(--accent);color:#fff;border-radius:8px;padding:8px 12px;cursor:pointer}button.secondary{background:transparent;color:var(--text)}input,select,textarea{width:100%;padding:8px 10px;border-radius:8px;border:1px solid var(--border);font-size:14px}label{display:block;font-weight:600;margin-bottom:6px}.field{margin-bottom:16px}.muted{color:var(--muted);font-size:13px}.grid{display:grid;grid-gap:16px;gap:16px}.grid.two{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.table{width:100%;border-collapse:collapse}.table td,.table th{border-bottom:1px solid var(--border);padding:8px 4px;text-align:left;font-size:14px}.notice{background:#fff2d9;border:1px solid #f3d5a6;padding:12px;border-radius:8px}@media (max-width:720px){.site-header{flex-direction:column;align-items:flex-start;gap:12px}.nav-links{flex-wrap:wrap}}