.content-section {
    padding: 3rem 0;
}

.content-controls {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-bottom: 2rem;
    padding: 0 2rem;
}

.unified-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Series Filter Dropdown - Custom styling matching header dropdown */
.series-filter-dropdown {
    position: relative;
    width: 320px;
    height: 44px;
}

.series-filter-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 100%;
    padding: 0.5rem 2.5rem 0.5rem 1rem;
    background: var(--gray-10);
    border: 2px solid var(--gray-200);
    border-radius: 20px;
    color: var(--primary-color-lighter);
    font-weight: 500;
    text-decoration: none;
    box-shadow: 0 2px 8px rgba(var(--primary-color-rgb), 0.08);
    transition: all 0.3s ease;
    cursor: pointer;
    box-sizing: border-box;
    font-size: 0.8rem;
}

.series-filter-trigger::after {
    content: '';
    display: inline-block;
    width: 14px;
    height: 14px;
    background-image: url('/static/img/chevron-down.svg');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    position: absolute;
    right: 0.7rem;
}

.series-filter-trigger:hover {
    border-color: var(--accent-color-50);
    box-shadow: 0 4px 12px rgba(var(--accent-color-rgb), 0.15);
    background: var(--gray-10);
}

.series-filter-dropdown:focus-within .series-filter-trigger,
.series-filter-dropdown.active .series-filter-trigger {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(var(--accent-color-50), 0.3), 0 4px 12px rgba(var(--primary-color-rgb), 0.1);
    background: var(--gray-10);
}

.series-filter-options {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--gray-10);
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    padding: 0.75rem 0;
    display: none;
    min-width: 240px;
    z-index: 999;
    width: 100%;
    box-sizing: border-box;
}

.series-filter-options::before {
    content: '';
    position: absolute;
    height: 12px;
    width: 100%;
    top: -12px;
    left: 0;
}

.series-option {
    display: flex;
    align-items: center;
    color: var(--primary-color);
    text-decoration: none;
    transition: background-color 0.25s ease;
    padding: 0.75rem 1.25rem;
    margin: 0.3rem 0.75rem;
    border-radius: 6px;
    width: calc(100% - 1.5rem);
    box-sizing: border-box;
    font-weight: 500;
}

.series-option:hover {
    background-color: rgba(255, 182, 255, 0.3);
}

.series-option.active {
    background-color: var(--accent-color-10);
    color: var(--primary-color);
}

/* Show dropdown content on hover and when active */
.series-filter-dropdown:hover .series-filter-options,
.series-filter-dropdown.active .series-filter-options {
    display: block;
}

.search-sort-group {
    display: flex;
    align-items: center;
    position: relative;
    width: 320px;
    height: 44px;
    background: var(--gray-10);
    border: 2px solid var(--gray-200);
    border-radius: 20px;
    padding: 0 0.5rem 0 1rem;
    box-shadow: 0 2px 8px rgba(var(--primary-color-rgb), 0.08);
    transition: all 0.3s ease;
}

.search-sort-group:hover {
    border-color: var(--accent-color-50);
    box-shadow: 0 4px 12px rgba(var(--accent-color-rgb), 0.15);
    background: var(--gray-30);
}

.search-sort-group:focus-within {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(var(--accent-color-50), 0.3), 0 4px 12px rgba(var(--primary-color-rgb), 0.1);
    background: var(--gray-10);
}

.search-sort-group input[type="text"] {
    background: var(--gray-10);
    border: none;
    outline: none;
    font-size: 0.8rem;
    flex: 1;
    padding: 0.7rem 0;
    border-radius: 20px;
    color: var(--primary-color-lighter);
    font-weight: 500;
}

.search-sort-group input[type="text"]:focus {
    outline: none;
}

.search-sort-group button.sort-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0 0.5rem;
    color: var(--accent-color);
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    justify-content: center;
}

.search-sort-group button.sort-toggle:hover {
    background: var(--accent-color-10);
    color: var(--primary-color);
    transform: scale(1.05);
}

.search-sort-group button.sort-toggle:active {
    transform: scale(0.95);
}

.search-sort-group button.sort-toggle.asc svg {
    transform: rotate(180deg);
}

.search-sort-group input[type="text"]::placeholder {
    color: var(--gray-600);
    opacity: 1;
    font-weight: 400;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    padding: 0 2rem;
}

.video-card {
    display: flex;
    flex-direction: column;
    border-radius: 8px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
}

.video-preview {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    display: block;
    background: var(--gray-100);
}

.video-title {
    font-size: 1.1rem;
    margin: 0.7rem 0 0.3rem 0;
    color: var(--primary-color);
    font-weight: 600;
    background: none;
    border-radius: 0;
    box-shadow: none;
    padding: 0 1rem;
    display: block;
    text-decoration: none;
}

.video-title:hover {
    color: var(--anchor-color);
}

.model-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    padding: 0 1rem 1rem 1rem;
}

.model-link {
    font-size: 0.95rem;
    color: var(--anchor-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.model-link:hover {
    color: var(--primary-color);
}

.series-separator {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    margin: 3rem auto 1rem auto;
    font-size: 1.5rem;
    color: var(--primary-color);
    background-color: var(--gray-10);
    border-radius: 30px;
    letter-spacing: 1px;
    font-weight: 700;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.series-container {
    display: flex;
    justify-content: center;
    width: 100%;
}

.month-separator {
    padding: 1rem 2rem 0.5rem 2rem;
    background: none;
    margin: 2rem 0 1rem 0;
    font-size: 1.0rem;
    color: var(--gray-10);
    letter-spacing: 0.5px;
    font-weight: 600;
}

.bullet {
    display: inline-block;
    vertical-align: middle;
    font-size: 1em;
    line-height: 1;
    margin: 0 6px 0 6px;
    color: var(--gray-10);
    position: relative;
    top: 3px;
    pointer-events: none;
}

@media (max-width: 1200px) {
    .video-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .series-container {
        padding: 0 1rem;
    }
}

@media (max-width: 992px) {
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .series-container {
        padding: 0 1.5rem;
        margin: 0 auto;
        max-width: 600px;
    }
}

@media (max-width: 768px) {
    .content-controls {
        justify-content: center;
    }

    .unified-controls {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
        width: 100%;
    }

    .series-dropdown {
        width: 100%;
        max-width: 320px;
    }

    .search-sort-group {
        width: 100%;
        max-width: 320px;
    }

    .video-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }
    
    .series-container {
        padding: 0 1rem;
        margin: 0 auto;
        max-width: 100%;
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .content-controls {
        padding: 1rem;
    }

    .series-dropdown {
        font-size: 0.9rem;
        padding: 0.6rem 1.8rem 0.6rem 0.8rem;
    }

    .search-sort-group input[type="text"] {
        font-size: 0.9rem;
        padding: 0.6rem 0;
    }
    
    .series-container {
        padding: 0 0.5rem;
        margin: 0 auto;
        max-width: 100%;
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
    }
}