.search-section {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-100%);
    transition: var(--transition);
    z-index: 999;
    background: var(--surface-dark);
    padding: 1.5rem 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.search-section.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.search-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1.5rem;
    align-items: center;
}

.search-input {
    padding: 0.8rem 1.2rem;
    background: var(--surface-medium);
    border: 1px solid var(--surface-light);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--surface-dark);
}

.advanced-filters {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.custom-dropdown {
    position: relative;
    min-width: 200px;
    margin-right: 1rem;
}

.dropdown-header {
    background: var(--surface-medium);
    border: 1px solid var(--surface-light);
    border-radius: var(--border-radius);
    padding: 0.8rem 1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.dropdown-header:hover {
    background: var(--surface-light);
}

.dropdown-header i {
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

.dropdown-options {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface-dark);
    border: 1px solid var(--surface-light);
    border-radius: var(--border-radius);
    margin-top: 0.5rem;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1001;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.custom-dropdown.active .dropdown-options {
    max-height: 300px;
    opacity: 1;
    overflow-y: auto;
}

.custom-dropdown.active .dropdown-header i {
    transform: rotate(180deg);
}

.option {
    padding: 0.8rem 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.option:hover {
    background: var(--surface-medium);
}

.option.selected {
    background: var(--surface-medium);
    font-weight: 500;
}

.dropdown-input {
    display: none;
}

.filter-select {
    padding: 0.6rem 1rem;
    background: var(--surface-medium);
    border: 1px solid var(--surface-light);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 0.9rem;
    min-width: 150px;
    transition: var(--transition);
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent);
}

.filter-select:hover {
    background: var(--surface-light);
}

@media (max-width: 768px) {
    .search-container {
        grid-template-columns: 1fr;
    }

    .advanced-filters {
        flex-direction: column;
        width: 100%;
    }

    .custom-dropdown {
        min-width: 100%;
        margin-bottom: 1rem;
    }

    .filter-select {
        width: 100%;
    }
}