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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: #ffffff;
    line-height: 1.6;
}

header {
    background: linear-gradient(135deg, #d35400 0%, #e67e22 100%);
    padding: 60px 20px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

h1 {
    font-size: 3em;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.tagline {
    font-size: 1.2em;
    opacity: 0.95;
    font-weight: 300;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.filter-btn {
    background: #2a2a2a;
    color: #ffffff;
    border: 2px solid #404040;
    padding: 12px 30px;
    font-size: 1em;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.filter-btn:hover {
    background: #3a3a3a;
    border-color: #e67e22;
    transform: translateY(-2px);
}

.filter-btn.active {
    background: linear-gradient(135deg, #d35400 0%, #e67e22 100%);
    border-color: #e67e22;
    box-shadow: 0 4px 15px rgba(230, 126, 34, 0.4);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 60px 20px;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 40px;
    margin-top: 20px;
}

.video-card {
    background: #2a2a2a;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0,0,0,0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.video-card.hidden {
    display: none;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(211, 84, 0, 0.3);
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    background: #1a1a1a;
}

.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
}

.video-info {
    padding: 25px;
}

.video-title {
    font-size: 1.4em;
    font-weight: 600;
    margin-bottom: 10px;
    color: #e67e22;
}

.video-description {
    color: #b0b0b0;
    font-size: 0.95em;
    line-height: 1.6;
}

.stats {
    display: flex;
    gap: 20px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #404040;
}

.stat {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9em;
    color: #999;
}

.stat-icon {
    color: #e67e22;
    font-weight: bold;
}

footer {
    text-align: center;
    padding: 40px 20px;
    background: #1a1a1a;
    margin-top: 60px;
    border-top: 3px solid #e67e22;
}

footer p {
    color: #888;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2em;
    }

    .video-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    header {
        padding: 40px 20px;
    }
}