:root {
    --bg: #0f1117;
    --surface: #1a1d27;
    --surface-hover: #22263a;
    --border: #2a2e3f;
    --text: #e4e6ed;
    --text-muted: #8b8fa3;
    --primary: #6366f1;
    --primary-hover: #818cf8;
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
    --accent: #f97316;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

h1 {
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--accent), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.agent-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-stopped { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.status-running { background: rgba(34, 197, 94, 0.15); color: var(--success); }

.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-success { background: var(--success); color: white; }
.btn-danger { background: var(--danger); color: white; }
.btn-secondary { background: var(--surface-hover); color: var(--text); border: 1px solid var(--border); }

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 1.25rem;
    text-align: center;
}

.stat-card.highlight {
    border-color: var(--accent);
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.05), rgba(99, 102, 241, 0.05));
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-card.highlight .stat-value {
    color: var(--accent);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 0.25rem;
}

/* Actions Bar */
.actions-bar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--surface);
    padding: 1rem 1.25rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
}

.actions-bar h2 {
    font-size: 1rem;
    margin-right: auto;
}

/* Tables */
.table-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    overflow: hidden;
}

.table-section h2 {
    padding: 1rem 1.25rem;
    font-size: 1rem;
    border-bottom: 1px solid var(--border);
}

.table-filters {
    display: flex;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border-bottom: 1px solid var(--border);
}

.filter-btn {
    padding: 0.3rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.filter-btn.active, .filter-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    text-align: left;
    padding: 0.75rem 1.25rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
}

td {
    padding: 0.75rem 1.25rem;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--border);
}

td.empty {
    text-align: center;
    color: var(--text-muted);
    padding: 2rem;
}

tr:hover td {
    background: var(--surface-hover);
}

/* Status tags */
.tag {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.tag-pending { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.tag-quoted, .tag-active { background: rgba(99, 102, 241, 0.15); color: var(--primary); }
.tag-monitoring { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.tag-link_posted, .tag-converted { background: rgba(249, 115, 22, 0.15); color: var(--accent); }
.tag-archived, .tag-skipped { background: rgba(139, 143, 163, 0.15); color: var(--text-muted); }

/* Settings */
.settings-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 1.25rem;
}

.settings-section h2 {
    margin-bottom: 1rem;
    font-size: 1rem;
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.setting-item label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.3rem;
}

.setting-item input {
    width: 100%;
    padding: 0.5rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    color: var(--text);
    font-size: 0.9rem;
}

/* Scheduler */
.scheduler-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 1.25rem;
}

.scheduler-section h2 {
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

.job-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
}

.job-name { font-weight: 600; }
.job-next { color: var(--text-muted); }

/* Number formatting */
.num { font-variant-numeric: tabular-nums; }

/* Login */
.login-overlay {
    display: flex;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: var(--bg);
    align-items: center;
    justify-content: center;
}

.login-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 2.5rem;
    width: 100%;
    max-width: 360px;
    text-align: center;
}

.login-box h1 {
    font-size: 2rem;
    margin-bottom: 0.25rem;
}

.login-box .subtitle {
    margin-bottom: 1.5rem;
}

.login-box input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    color: var(--text);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.login-box input:focus {
    outline: none;
    border-color: var(--primary);
}

.login-error {
    color: var(--danger);
    font-size: 0.85rem;
    margin-top: 0.5rem;
    min-height: 1.2em;
}

@media (max-width: 768px) {
    header { flex-direction: column; gap: 1rem; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .actions-bar { flex-wrap: wrap; }
}