/* ============================================
   Header
   ============================================ */
.header {
    background: var(--color-bg-glass);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.header-content {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: var(--spacing-md);
}

.header-left {
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.header-route-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 999px;
    color: #a78bfa;
    cursor: pointer;
    font-family: var(--font-family);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(8px);
}

.header-route-btn:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), rgba(168, 85, 247, 0.25));
    border-color: rgba(139, 92, 246, 0.6);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.25), 0 0 0 1px rgba(139, 92, 246, 0.1);
    color: #c4b5fd;
}

.header-route-btn.active {
    background: linear-gradient(135deg, #6366f1, #8b5cf6, #a855f7);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 24px rgba(99, 102, 241, 0.45), 0 0 0 2px rgba(139, 92, 246, 0.15);
}

.header-route-btn.active:hover {
    box-shadow: 0 6px 28px rgba(99, 102, 241, 0.55), 0 0 0 2px rgba(139, 92, 246, 0.2);
}

.header-route-label {
    white-space: nowrap;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    justify-content: center;
}

.logo-icon {
    width: 36px;
    height: 36px;
    color: var(--color-accent-primary);
    filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.4));
}

.header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-sm);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-md);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent-success);
    border-radius: 50%;
    animation: pulse 2s infinite;
    box-shadow: 0 0 8px var(--color-accent-success);
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.status-text {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent-success);
}

/* Camera Stats in Header */
.camera-stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    margin-right: var(--spacing-sm);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.stat-dot-circle {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.dot-active {
    background-color: var(--color-accent-success);
    box-shadow: 0 0 6px rgba(16, 185, 129, 0.4);
}

.dot-inactive {
    background-color: var(--color-accent-danger);
    box-shadow: 0 0 6px rgba(239, 68, 68, 0.4);
}

.stat-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-primary);
    font-family: var(--font-family-mono, monospace);
}

@media (max-width: 480px) {
    .camera-stats {
        padding: 4px 8px;
        gap: 8px;
    }

    .stat-value {
        font-size: 0.75rem;
    }
}

/* Sync Button */
.sync-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.sync-btn:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
    color: var(--color-accent-primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.sync-btn:active {
    transform: translateY(0);
}

.sync-icon {
    width: 18px;
    height: 18px;
    transition: transform 0.5s ease;
}

.sync-btn.loading .sync-icon {
    animation: spin 1s linear infinite;
    color: var(--color-accent-primary);
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}