/* ============================================================
   Scraper Admin Dashboard — Dark Theme
   ============================================================ */

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
    --bg-primary: #0f1117;
    --bg-secondary: #1a1d27;
    --bg-card: #1e2130;
    --bg-hover: #252838;
    --bg-input: #14161e;

    --text-primary: #e4e6ed;
    --text-secondary: #8b8fa3;
    --text-muted: #5c6078;

    --accent: #6366f1;
    --accent-hover: #818cf8;
    --accent-glow: rgba(99, 102, 241, 0.15);

    --success: #22c55e;
    --success-bg: rgba(34, 197, 94, 0.12);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.12);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.12);

    --border: #2a2d3a;
    --border-focus: #6366f1;
    --radius: 8px;
    --radius-sm: 5px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);

    --sidebar-width: 240px;
    --transition: 0.2s ease;
}

/* ── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    display: flex;
    min-height: 100vh;
}

/* ── Sidebar ───────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    position: fixed;
    height: 100vh;
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid var(--border);
}

.sidebar-header h1 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.sidebar-header .subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.nav-links {
    list-style: none;
    padding: 12px 10px;
    flex: 1;
}

.nav-links li {
    margin-bottom: 2px;
}

.nav-links a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition);
}

.nav-links a:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.nav-links a.active {
    background: var(--accent-glow);
    color: var(--accent-hover);
}

.nav-icon {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
}

/* ── Main Content ──────────────────────────────────────────── */
.content {
    margin-left: var(--sidebar-width);
    flex: 1;
    padding: 32px 40px;
    max-width: 1200px;
}

/* ── Page Header ───────────────────────────────────────────── */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
}

.page-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* ── Alerts / Flash Messages ───────────────────────────────── */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.9rem;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.alert-success {
    background: var(--success-bg);
    border: 1px solid rgba(34, 197, 94, 0.25);
    color: var(--success);
}

.alert-error {
    background: var(--danger-bg);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: var(--danger);
}

.alert-close {
    background: none;
    border: none;
    color: inherit;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0.7;
    padding: 0 4px;
}

.alert-close:hover {
    opacity: 1;
}

/* ── Cards ─────────────────────────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.compact {
    padding: 20px;
}

/* ── Tables ────────────────────────────────────────────────── */
.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

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

thead {
    background: var(--bg-secondary);
}

th {
    text-align: left;
    padding: 12px 16px;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
}

td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
    vertical-align: middle;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover {
    background: var(--bg-hover);
}

.cell-name {
    font-weight: 600;
    color: var(--text-primary);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cell-url .url-text {
    font-size: 0.82rem;
    color: var(--text-secondary);
    max-width: 250px;
    display: inline-block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cell-date {
    color: var(--text-secondary);
    font-size: 0.85rem;
    white-space: nowrap;
}

.cell-key code {
    background: var(--bg-input);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.cell-error {
    font-size: 0.82rem;
    color: var(--danger);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cell-actions {
    white-space: nowrap;
    display: flex;
    gap: 6px;
    align-items: center;
}

/* ── Badges ────────────────────────────────────────────────── */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.badge-active {
    background: var(--success-bg);
    color: var(--success);
}

.badge-paused {
    background: var(--warning-bg);
    color: var(--warning);
}

.badge-danger {
    background: var(--danger-bg);
    color: var(--danger);
}

.badge-success {
    background: var(--success-bg);
    color: var(--success);
}

.badge-type {
    background: var(--accent-glow);
    color: var(--accent-hover);
}

/* ── Badge animation ───────────────────────────────────────── */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    border: none;
    border-radius: var(--radius);
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 16px var(--accent-glow);
}

.btn-secondary {
    background: var(--bg-hover);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--border);
    color: var(--text-primary);
}

.btn-success {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.btn-success:hover {
    background: rgba(34, 197, 94, 0.25);
}

.btn-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.btn-warning:hover {
    background: rgba(245, 158, 11, 0.25);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.15);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.2);
}

.btn-sm {
    padding: 4px 12px;
    font-size: 0.78rem;
}

/* ── Forms ──────────────────────────────────────────────────── */
.form-card {
    max-width: 700px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input[type="text"],
.form-group input[type="url"],
.form-group input[type="number"],
.form-group input[type="file"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: inherit;
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
    font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
    font-size: 0.85rem;
    resize: vertical;
    line-height: 1.5;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-help {
    display: block;
    margin-top: 6px;
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.form-help code {
    background: var(--bg-input);
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 0.78rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.form-inline {
    display: flex;
    gap: 12px;
    align-items: flex-end;
}

.form-inline .form-group {
    margin-bottom: 0;
}

.flex-grow {
    flex: 1;
}

.form-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 20px 0;
    color: var(--text-muted);
    font-size: 0.82rem;
}

.form-divider::before,
.form-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.inline-form {
    display: inline;
}

/* ── Progress Bar ──────────────────────────────────────────── */
.progress-bar {
    position: relative;
    width: 160px;
    height: 24px;
    background: var(--bg-input);
    border-radius: 12px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    border-radius: 12px;
    transition: width 0.5s ease;
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

/* ── Filter Tabs ───────────────────────────────────────────── */
.filter-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    background: var(--bg-secondary);
    padding: 4px;
    border-radius: var(--radius);
    width: fit-content;
}

.tab {
    padding: 7px 16px;
    border-radius: 6px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition);
}

.tab:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.tab.active {
    background: var(--accent);
    color: #fff;
}

/* ── Empty State ───────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.empty-state a {
    color: var(--accent-hover);
    text-decoration: none;
}

.empty-state a:hover {
    text-decoration: underline;
}

/* ── Sidebar Footer (Logout) ───────────────────────────────── */
.sidebar-footer {
    padding: 12px 10px;
    border-top: 1px solid var(--border);
}

.logout-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--radius);
    font-size: 0.88rem;
    font-weight: 500;
    transition: all var(--transition);
}

.logout-link:hover {
    background: rgba(239, 68, 68, 0.08);
    color: var(--danger);
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 768px) {
    .sidebar {
        width: 64px;
        overflow: hidden;
    }

    .sidebar-header h1, .sidebar-header .subtitle {
        display: none;
    }

    .sidebar-header {
        padding: 16px;
        text-align: center;
    }

    .nav-links a span:not(.nav-icon) {
        display: none;
    }

    .nav-links a {
        justify-content: center;
        padding: 12px;
    }

    .content {
        margin-left: 64px;
        padding: 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-inline {
        flex-direction: column;
        align-items: stretch;
    }
}