:root{--color-bg: #f5f7fb;--color-surface: #ffffff;--color-surface-sunken: #eef1f8;--color-border: #e2e8f0;--color-border-strong: #cbd5e1;--color-text: #0f172a;--color-text-muted: #475569;--color-text-faint: #94a3b8;--color-accent: #3057d1;--color-accent-hover: #2545ab;--color-accent-surface: #eaf0fd;--color-accent-2: #63e6dd;--color-success: #15803d;--color-success-surface: #ecfdf3;--color-danger: #b91c1c;--color-danger-surface: #fef2f2;--color-warning: #b45309;--color-warning-surface: #fffbeb;--color-info: #1d4ed8;--color-info-surface: #eff6ff;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--radius-sm: 4px;--radius-md: 8px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);--shadow-md: 0 4px 12px rgba(15, 23, 42, .08)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);font-size:14px;line-height:1.5}h1,h2,h3{margin:0 0 8px;font-weight:600}h1{font-size:20px}h2{font-size:16px}h3{font-size:14px;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.03em}p{margin:0 0 8px}a{color:var(--color-accent)}code,pre,.mono{font-family:var(--font-mono)}.app-shell{display:flex;min-height:100%}.sidebar{width:220px;flex-shrink:0;background:var(--color-surface);border-right:1px solid var(--color-border);padding:16px 0;display:flex;flex-direction:column}.sidebar-brand{padding:0 16px 16px;font-weight:700;font-size:15px;display:flex;align-items:center;gap:8px}.sidebar-brand .dot{width:10px;height:10px;border-radius:999px;background:linear-gradient(135deg,var(--color-accent),var(--color-accent-2));flex-shrink:0}.nav-link{display:block;padding:10px 16px;color:var(--color-text-muted);text-decoration:none;border-left:3px solid transparent;font-size:13px}.nav-link:hover{background:var(--color-surface-sunken);color:var(--color-text)}.nav-link.active{border-left-color:var(--color-accent);color:var(--color-accent);background:var(--color-accent-surface);font-weight:600}.main-column{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;border-bottom:1px solid var(--color-border);background:var(--color-surface)}.page{padding:24px;max-width:1100px;width:100%}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:16px;margin-bottom:16px;box-shadow:var(--shadow-sm)}.field-row{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:12px;align-items:flex-end}.field{display:flex;flex-direction:column;gap:4px;min-width:160px}.field label{font-size:12px;color:var(--color-text-muted);font-weight:600}input,select,textarea{font-family:inherit;font-size:13px;padding:7px 10px;border:1px solid var(--color-border-strong);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text)}input:focus,select:focus,textarea:focus{outline:2px solid var(--color-accent);outline-offset:1px}label.checkbox-label{display:flex;align-items:center;gap:6px;font-size:13px}button{font-family:inherit;font-size:13px;font-weight:600;padding:8px 14px;border-radius:var(--radius-sm);border:1px solid var(--color-border-strong);background:var(--color-surface);color:var(--color-text);cursor:pointer}button:hover{background:var(--color-surface-sunken)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--color-accent);border-color:var(--color-accent);color:#fff}button.primary:hover{background:var(--color-accent-hover)}button.danger{background:var(--color-danger);border-color:var(--color-danger);color:#fff}.btn-row{display:flex;gap:8px;margin-top:8px}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--color-border)}th{color:var(--color-text-muted);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.03em}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:700}.badge-success{background:var(--color-success-surface);color:var(--color-success)}.badge-danger{background:var(--color-danger-surface);color:var(--color-danger)}.badge-warning{background:var(--color-warning-surface);color:var(--color-warning)}.badge-info{background:var(--color-info-surface);color:var(--color-info)}.badge-neutral{background:var(--color-surface-sunken);color:var(--color-text-muted)}.alert{padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:12px}.alert-danger{background:var(--color-danger-surface);color:var(--color-danger);border:1px solid #fecaca}.alert-success{background:var(--color-success-surface);color:var(--color-success);border:1px solid #bbf7d0}.alert-info{background:var(--color-info-surface);color:var(--color-info);border:1px solid #bfdbfe}.hint{font-size:12px;color:var(--color-text-faint)}.api-key-reveal{background:var(--color-surface-sunken);border:1px dashed var(--color-border-strong);border-radius:var(--radius-sm);padding:10px 12px;font-family:var(--font-mono);font-size:12px;word-break:break-all;-webkit-user-select:all;user-select:all}.login-screen{min-height:100%;display:flex;align-items:center;justify-content:center;background:var(--color-bg)}.login-card{width:340px}