/* ============================================
   PAGE-SPECIFIC STYLES
   ============================================ */

/* Search Section */
.search-section {
    background: var(--color-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: var(--spacing-lg);
    overflow: visible;
}

/* Tabs Navigation */
.tabs {
    display: flex;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.tab-button {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    background: none;
    border: none;
    cursor: pointer;
    font-size: var(--font-size-h3);
    font-weight: bold;
    color: lightgrey;
    transition: all var(--transition-base);
}

.tab-button.active {
    background-color: var(--color-bg);
    color: var(--color-primary);
    border-bottom: 3px solid var(--color-primary);
}

.tab-button:hover:not(.active) {
    background-color: var(--color-bg-alt);
}

.tab-content {
    padding: var(--spacing-lg);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

/* Search Forms */
.search-form {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: var(--spacing-sm);
    align-items: end;
}

.free-search-form {
    display: flex;
    flex-direction: row;
    gap: var(--spacing-sm);
    align-items: end;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.free-search-form .form-group {
    flex: 1;
}

.form-group label {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

select,
input {
    padding: var(--spacing-xs);
    background: var(--color-bg-alt);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-base);
    position: relative;
    width: 100%;
}

select:focus,
input:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* Autocomplete */
.autocomplete-container {
    position: relative;
}

.autocomplete-list {
    font-size: var(--font-size-base);
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg-alt);
    border: 2px solid var(--color-border);
    border-top: none;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    max-height: 200px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
}

.autocomplete-item {
    padding: 1px var(--spacing-xs);
    cursor: pointer;
    transition: background-color var(--transition-base);
}

.autocomplete-item:hover,
.autocomplete-item.selected {
    background-color: var(--color-primary);
    color: white;
}

/* override btn style to keep btn height consistent with input fields */
.btn {
    padding: 11px 16px;
}

/* Results Section */
.results-section {
    background: var(--color-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.results-header {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
    font-weight: 600;
    color: var(--color-text-light);
}

.species-list {
    /* min-height: 600px; */
    overflow-y: auto;
}

.species-item {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition-fast);
}

.species-item:hover {
    background-color: var(--color-bg-alt);
}

.species-item:last-child {
    border-bottom: none;
}

.species-name {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.species-name em {
    font-style: italic;
}

.species-lineage {
    font-size: var(--font-size-small);
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.taxon-link {
    color: var(--color-text);
    text-decoration: none;
    border-bottom: 1px dotted var(--color-text-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.taxon-link:hover {
    background-color: var(--color-text-light);
    color: white;
    border-bottom-color: var(--color-border);
}

/* Synonym Information Box */
.synonym-info {
    background-color: var(--color-bg-alt);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--border-radius);
    font-size: var(--font-size-small);
    color: var(--color-text);
}

.synonym-label {
    font-weight: 600;
}

/* Info Display */
.sub-title {
    text-align: center;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.total-count {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-base);
}

.no-results {
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--color-text-light);
}

.hidden {
    display: none;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .tabs {
        flex-direction: column;
    }

    .search-form {
        grid-template-columns: 1fr;
    }

    .free-search-form {
        flex-direction: column;
        align-items: stretch;
    }

    .header h1 {
        font-size: var(--font-size-h2);
    }
}