:root {
    --dark-gray: #1a1a1a;
    --light-gray: #f0f0f0;
    --accent-red: #c41e3a;
    --warning-yellow: #ff9800;
    --keter-color: #ff4444;
}

body {
    font-family: 'Courier New', monospace;
    background: linear-gradient(45deg, #0a0a0a, #1a1a1a);
    margin: 0;
    padding: 20px;
    color: #d4d4d4;
    min-height: 100vh;
}

.header {
    background: linear-gradient(180deg, #000000, #1a1a1a);
    padding: 30px 20px;
    text-align: center;
    border: 2px solid #333;
    margin-bottom: 30px;
    position: relative;
    background-image: 
        linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)),
        url('../texture.png');
    background-repeat: repeat;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.header h1 {
    color: var(--accent-red);
    text-shadow: 0 0 10px rgba(196, 30, 58, 0.5);
    margin: 0;
    font-size: 2.5em;
    position: relative;
    z-index: 1;
}

.header h2 {
    color: var(--light-gray);
    margin: 10px 0 0 0;
    font-size: 1.2em;
    letter-spacing: 3px;
    position: relative;
    z-index: 1;
}

.back-button {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent-red);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.back-button:hover {
    color: var(--warning-yellow);
}

.class-banner {
    background: linear-gradient(90deg, var(--keter-color), #800000);
    color: #fff;
    padding: 20px;
    text-align: center;
    margin: 20px 0;
    font-size: 1.2em;
    text-transform: uppercase;
    letter-spacing: 3px;
    animation: pulse 2s infinite;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.class-info {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--keter-color);
    padding: 20px;
    margin-bottom: 30px;
}

.scp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.scp-card {
    background: linear-gradient(135deg, #1a1a1a, #242424);
    border: 1px solid #333;
    padding: 20px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.scp-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(255, 68, 68, 0.3);
}

.scp-card h3 {
    color: var(--keter-color);
    margin: 0 0 10px 0;
}

.danger-level {
    display: flex;
    gap: 5px;
    margin: 10px 0;
}

.danger-pip {
    width: 10px;
    height: 10px;
    background: var(--keter-color);
    border-radius: 50%;
    opacity: 0.3;
}

.danger-pip.active {
    opacity: 1;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.8; }
    100% { opacity: 1; }
}

.audio-player {
    display: none;
}

/* Add responsive design */
@media (max-width: 768px) {
    .scp-grid {
        grid-template-columns: 1fr;
    }
}

.footer {
    margin-top: 50px;
    padding: 30px 20px;
    background-image: 
        linear-gradient(rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.9)),
        url('../texture.png');
    background-repeat: repeat;
    border-top: 2px solid var(--keter-color);
    box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.5);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.footer-section {
    padding: 20px;
    background: rgba(0, 0, 0, 0.7);
    border-left: 3px solid var(--keter-color);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
}

.footer-warning {
    color: var(--warning-yellow);
    font-weight: bold;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1em;
    letter-spacing: 1px;
}

.footer-details {
    font-size: 0.9em;
    color: #888;
}

.footer-details p {
    margin: 5px 0;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-link {
    color: var(--light-gray);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    padding: 8px;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid #333;
}

.footer-link:hover {
    color: var(--warning-yellow);
    background: rgba(196, 30, 58, 0.1);
    transform: translateX(5px);
    border-color: var(--keter-color);
}

.footer-bottom {
    margin-top: 30px;
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #333;
}

.foundation-motto {
    color: var(--accent-red);
    letter-spacing: 3px;
    font-size: 1.2em;
    margin-bottom: 10px;
    text-shadow: 0 0 10px rgba(196, 30, 58, 0.3);
}

.copyright {
    color: #888;
    font-size: 0.9em;
}

/* Responsive design */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-section {
        padding: 15px;
    }

    .footer-warning {
        font-size: 1em;
    }
}