.video-hero {
    position: relative;
    height: 75vh;
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    z-index: 0;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(39, 65, 147, 0.7) 0%, rgba(49, 27, 80, 0.8) 100%);
    z-index: 1;
}

.video-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    padding: 0 20px;
}

.badge-education {
    background-color: var(--accent-color);
    color: var(--dark-text);
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    margin-bottom: 20px;
    display: inline-block;
}

.sound-toggle-btn {
    position: absolute;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    backdrop-filter: blur(4px);
}

.sound-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.sound-toggle-btn i {
    font-size: 1rem;
}