/* =============================================================================
   Keystone Admin Dashboard - CSS Styles
   ============================================================================= */

:root {
    /* Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;

    --bg-dark: #0f172a;
    --bg-surface: #1e293b;
    --bg-card: #334155;
    --bg-hover: #475569;

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;

    /* Spacing */
    --sidebar-width: 260px;
    --header-height: 70px;

    /* Borders */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);

    /* Glass */
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

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

/* =============================================================================
   SIDEBAR
   ============================================================================= */

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-light);
}

.logo i {
    font-size: 1.8rem;
}

.tagline {
    margin-top: 8px;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.sidebar-nav {
    flex: 1;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
    position: relative;
}

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

.nav-item.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.nav-item i {
    width: 20px;
    text-align: center;
}

.nav-item .badge {
    margin-left: auto;
    background: var(--danger);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: 20px 24px;
    border-top: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--text-muted);
}

.status-indicator.online {
    background: var(--success);
    box-shadow: 0 0 10px var(--success);
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

/* =============================================================================
   MAIN CONTENT
   ============================================================================= */

.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.header {
    height: var(--header-height);
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.header h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.content {
    flex: 1;
    padding: 32px;
    overflow-y: auto;
}

/* =============================================================================
   BUTTONS
   ============================================================================= */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.9rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--bg-hover);
}

.btn-success {
    background: var(--success);
    color: white;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.btn-icon {
    padding: 8px;
    border-radius: 50%;
}

/* =============================================================================
   CARDS
   ============================================================================= */

.card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 24px;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
}

.card-body {
    padding: 24px;
}

/* =============================================================================
   STATS GRID
   ============================================================================= */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.accounts {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

.stat-icon.active {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.stat-icon.campaigns {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.stat-icon.health {
    background: linear-gradient(135deg, #ec4899 0%, #be185d 100%);
}

.stat-icon.pending {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
}

.stat-icon.today {
    background: linear-gradient(135deg, #14b8a6 0%, #0d9488 100%);
}

.stat-info h3 {
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1;
}

.stat-info p {
    margin-top: 4px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* =============================================================================
   DATA TABLES
   ============================================================================= */

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

.data-table th,
.data-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

.data-table th {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    background: var(--bg-surface);
}

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

.data-table .empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 40px;
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 20px;
    text-transform: capitalize;
}

.status-badge.active {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.status-badge.suspended {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.status-badge.warming {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.status-badge.draft {
    background: rgba(100, 116, 139, 0.2);
    color: var(--text-secondary);
}

.status-badge.paused {
    background: rgba(59, 130, 246, 0.2);
    color: var(--info);
}

.status-badge.pending_review {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.status-badge.approved {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.status-badge.rejected {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

/* Health Bar */
.health-bar {
    width: 80px;
    height: 8px;
    background: var(--bg-card);
    border-radius: 4px;
    overflow: hidden;
}

.health-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s ease;
}

.health-bar-fill.high {
    background: var(--success);
}

.health-bar-fill.medium {
    background: var(--warning);
}

.health-bar-fill.low {
    background: var(--danger);
}

/* =============================================================================
   ACTIVITY FEED
   ============================================================================= */

.activity-feed {
    max-height: 400px;
    overflow-y: auto;
}

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--glass-border);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    background: var(--bg-card);
    color: var(--primary-light);
}

.activity-content {
    flex: 1;
}

.activity-title {
    font-weight: 500;
    margin-bottom: 4px;
}

.activity-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* =============================================================================
   QUEUE ITEMS
   ============================================================================= */

.queue-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.queue-item {
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 20px;
}

.queue-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.queue-item-title {
    font-weight: 600;
    color: var(--primary-light);
}

.queue-item-confidence {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.queue-item-thread {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.queue-item-draft {
    background: var(--bg-card);
    padding: 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 12px;
    white-space: pre-wrap;
}

.queue-item-rationale {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 16px;
}

.queue-item-actions {
    display: flex;
    gap: 12px;
}

/* =============================================================================
   MODAL
   ============================================================================= */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow: hidden;
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: 1.2rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
    max-height: 60vh;
    overflow-y: auto;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Form Elements */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.95rem;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

/* =============================================================================
   TOAST NOTIFICATIONS
   ============================================================================= */

.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 2000;
}

.toast {
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

.toast.warning {
    border-left: 4px solid var(--warning);
}

.toast.info {
    border-left: 4px solid var(--info);
}

.toast-icon {
    font-size: 1.2rem;
}

.toast.success .toast-icon {
    color: var(--success);
}

.toast.error .toast-icon {
    color: var(--danger);
}

.toast.warning .toast-icon {
    color: var(--warning);
}

.toast.info .toast-icon {
    color: var(--info);
}

/* =============================================================================
   TAB CONTENT
   ============================================================================= */

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* =============================================================================
   UTILITIES
   ============================================================================= */

.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 40px 20px;
}

.text-muted {
    color: var(--text-muted);
}

.text-success {
    color: var(--success);
}

.text-danger {
    color: var(--danger);
}

.text-warning {
    color: var(--warning);
}

/* =============================================================================
   RESPONSIVE
   ============================================================================= */

@media (max-width: 1024px) {
    .sidebar {
        width: 70px;
    }

    .sidebar-header .logo span,
    .sidebar-header .tagline,
    .nav-item span,
    .sidebar-footer span {
        display: none;
    }

    .nav-item {
        justify-content: center;
        padding: 14px;
    }

    .nav-item .badge {
        position: absolute;
        top: 5px;
        right: 5px;
        margin: 0;
    }

    .main-content {
        margin-left: 70px;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .header {
        padding: 0 16px;
    }

    .content {
        padding: 16px;
    }
}