/**
 * Stratum Sidebar CSS
 * Dark, minimal sidebar matching new design system
 *
 * Usage:
 * 1. Include this CSS file in your project
 * 2. Include the JavaScript file: stratum-sidebar.js
 * 3. Initialize with: new StratumSidebar(config)
 */

/* Sidebar Overlay */
.stratum-sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    z-index: 40;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.stratum-sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Main Sidebar */
.stratum-sidebar {
    position: fixed;
    top: 0;
    right: -420px;
    width: 420px;
    height: 100vh;
    background: #0a0a0a;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 50;
    transition: right 0.3s ease;
    overflow-y: auto;
}

.stratum-sidebar.active {
    right: 0;
}

/* Sidebar Toggle Button */
.stratum-sidebar-toggle {
    position: fixed;
    top: 50%;
    right: 24px;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: #fff;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1000;
    transition: background 0.15s ease, transform 0.15s ease;
    color: #000;
    pointer-events: auto;
}

.stratum-sidebar-toggle:hover {
    background: #ff3b00;
    color: #fff;
}

.stratum-sidebar-toggle.active {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
}

.stratum-sidebar-toggle.active:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Sidebar Content Styles */
.stratum-sidebar-header {
    padding: 32px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.stratum-user-avatar {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Geist Mono', monospace;
    font-size: 18px;
    font-weight: 500;
    color: #fff;
    margin-bottom: 16px;
}

.stratum-sidebar-section {
    padding: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.stratum-sidebar-section:last-child {
    border-bottom: none;
}

.stratum-section-title {
    font-family: 'Geist Mono', monospace;
    font-size: 0.6875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}

.stratum-subscription-badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #fff;
    font-family: 'Geist Mono', monospace;
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stratum-quick-action {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
    color: #fff;
    text-decoration: none;
}

.stratum-quick-action:hover {
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(255, 255, 255, 0.2);
}

.stratum-quick-action-icon {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.stratum-quick-action-text {
    font-size: 0.875rem;
    font-weight: 500;
}

.stratum-quick-action-desc {
    font-family: 'Geist Mono', monospace;
    font-size: 0.6875rem;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 2px;
}

.stratum-recent-item {
    display: flex;
    align-items: center;
    padding: 12px 14px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.05);
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.stratum-recent-item:hover {
    background: rgba(255, 255, 255, 0.02);
    border-color: rgba(255, 255, 255, 0.1);
}

.stratum-recent-item-thumbnail {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-right: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    font-family: 'Geist Mono', monospace;
    font-size: 0.625rem;
    text-transform: uppercase;
}

.stratum-recent-item-info {
    flex: 1;
}

.stratum-recent-item-title {
    font-size: 0.875rem;
    color: #fff;
    margin-bottom: 2px;
}

.stratum-recent-item-meta {
    font-family: 'Geist Mono', monospace;
    font-size: 0.625rem;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.stratum-metric-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px;
    margin-bottom: 12px;
    position: relative;
    min-height: 80px;
}

.stratum-metric-value {
    font-size: 1.75rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.stratum-metric-label {
    font-family: 'Geist Mono', monospace;
    font-size: 0.625rem;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stratum-metric-chart {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 24px;
}

/* Status indicators */
.stratum-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: 'Geist Mono', monospace;
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stratum-status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.stratum-status-dot.success { background: #22c55e; }
.stratum-status-dot.warning { background: #f59e0b; }
.stratum-status-dot.error { background: #ef4444; }
.stratum-status-dot.info { background: #3b82f6; }

/* Action buttons */
.stratum-sidebar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 20px;
    background: #fff;
    border: none;
    color: #000;
    font-family: 'Geist Mono', monospace;
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
    text-decoration: none;
}

.stratum-sidebar-btn:hover {
    background: #ff3b00;
    color: #fff;
}

.stratum-sidebar-btn.secondary {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #fff;
}

.stratum-sidebar-btn.secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.3);
}

.stratum-sidebar-btn.danger {
    background: transparent;
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.stratum-sidebar-btn.danger:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.5);
}

/* Close button */
.stratum-sidebar-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.5);
    transition: all 0.15s ease;
}

.stratum-sidebar-close:hover {
    border-color: rgba(255, 255, 255, 0.3);
    color: #fff;
}

/* Custom Scrollbar */
.stratum-sidebar::-webkit-scrollbar {
    width: 4px;
}

.stratum-sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.stratum-sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
}

.stratum-sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Responsive Design */
@media (max-width: 480px) {
    .stratum-sidebar {
        width: 100vw;
        right: -100vw;
    }

    .stratum-sidebar-toggle {
        right: 16px;
        width: 40px;
        height: 40px;
    }

    .stratum-sidebar-header,
    .stratum-sidebar-section {
        padding: 20px 16px;
    }
}

/* Loading states */
.stratum-skeleton {
    background: rgba(255, 255, 255, 0.05);
    animation: stratum-pulse 1.5s ease-in-out infinite;
}

@keyframes stratum-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Empty state */
.stratum-empty-state {
    text-align: center;
    padding: 32px 16px;
}

.stratum-empty-state-icon {
    font-size: 32px;
    color: rgba(255, 255, 255, 0.2);
    margin-bottom: 12px;
}

.stratum-empty-state-text {
    font-family: 'Geist Mono', monospace;
    font-size: 0.6875rem;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}