:root {
    --color-primary: #003D5B;
    --color-secondary: #1B9AAA;
    --color-accent: #FFC107;
    --color-accent-alt: #FF8C00;
    --color-light: #A3C9E2;
    --color-success: #10b981;
    --color-error: #ef4444;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.camera-stream {
    position: relative;
    background: #1a1a1a;
    border-radius: 8px;
    overflow: hidden;
}

.camera-stream video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.camera-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 12px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7), transparent);
    color: white;
    font-size: 14px;
    font-weight: 600;
}

.camera-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 12px;
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    display: flex;
    justify-content: center;
    gap: 8px;
    opacity: 0;
    transition: opacity 0.3s;
}

.camera-stream:hover .camera-controls {
    opacity: 1;
}

.camera-controls button {
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s;
}

.camera-controls button:hover {
    background: rgba(255,255,255,0.3);
}

.status-indicator {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 8px;
}

.status-active {
    background: #10b981;
    box-shadow: 0 0 8px #10b981;
}

.status-inactive {
    background: #ef4444;
    box-shadow: 0 0 8px #ef4444;
}

.loading-spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--color-secondary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.alert-success {
    background-color: #d1fae5;
    border-left: 4px solid #10b981;
    color: #065f46;
}

.alert-error {
    background-color: #fee2e2;
    border-left: 4px solid #ef4444;
    color: #991b1b;
}

.alert-info {
    background-color: #e6f4f7;
    border-left: 4px solid var(--color-secondary);
    color: var(--color-primary);
}

.smooth-scroll {
    scroll-behavior: smooth;
}

.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-up {
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}