*,:after,:before{box-sizing:border-box}:root{--bg:#fff;--bg-subtle:#f8f9fa;--border:#e5e7eb;--fg:#111827;--fg-muted:#6b7280;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-fg:#fff;--success:#16a34a;--error:#dc2626;--gold:#c9a84c;font-size:16px}@media (prefers-color-scheme:dark){:root{--bg:#0f172a;--bg-subtle:#1e293b;--border:#334155;--fg:#f1f5f9;--fg-muted:#94a3b8;--accent:#3b82f6;--accent-hover:#60a5fa;--accent-fg:#fff}}body{background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;margin:0;line-height:1.6}a{color:var(--accent)}input,select,textarea{background:var(--bg);border:1px solid var(--border);color:var(--fg);border-radius:6px;padding:8px 12px;font-size:15px;width:100%;outline:none;transition:border-color .15s}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.15)}.btn,button{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 18px;border-radius:6px;font-size:15px;font-weight:500;cursor:pointer;border:none;transition:background .15s,opacity .15s}.btn-primary{background:var(--accent);color:var(--accent-fg)}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:transparent;border:1px solid var(--border);color:var(--fg)}.btn-secondary:hover{background:var(--bg-subtle)}button:disabled{opacity:.5;cursor:not-allowed}.card{background:var(--bg-subtle);border:1px solid var(--border);border-radius:10px;padding:24px}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}.form-group label{font-size:14px;font-weight:500;color:var(--fg-muted)}.error-msg{color:var(--error);font-size:13px}