/**
 * Optimizer section styles
 */

.optimizer-section {
    margin-bottom: 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.optimizer-section:hover {
    border-color: var(--border-secondary);
}

.optimizer-header {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    padding-right: 40px;
    background: var(--bg-secondary);
    cursor: pointer;
    user-select: none;
    transition: background 0.2s ease;
    position: relative;
}

.optimizer-header:hover {
    background: var(--bg-button-hover);
}

body[data-theme="dark"] .optimizer-header:hover {
    background: #2f2f2f;
}

body[data-theme="light"] .optimizer-header:hover {
    background: #eeeeee;
}

.optimizer-toggle-label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    flex: 1;
    margin: 0;
}

.optimizer-toggle-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    margin: 0;
    flex-shrink: 0;
}

.optimizer-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
}

.color-indicator {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid var(--shadow-light);
    flex-shrink: 0;
    box-shadow: 0 0 8px var(--shadow-medium);
}

body[data-theme="dark"] .color-indicator {
    border: 2px solid rgba(255, 255, 255, 0.2);
}

body[data-theme="light"] .color-indicator {
    border: 2px solid rgba(0, 0, 0, 0.1);
}

.expand-btn {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    padding: 0;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.expand-btn:hover {
    color: var(--text-heading);
    transform: translateY(-50%) scale(1.1);
}

.optimizer-params {
    padding: 16px;
    border-top: 1px solid var(--border-divider);
    max-height: 1000px;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
    background: var(--bg-primary);
}

body[data-theme="dark"] .optimizer-params {
    border-top: 1px solid #333333;
}

.optimizer-params.collapsed {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    border-top: none;
}

.optimizer-params .control-item {
    margin-bottom: 14px;
}

.optimizer-params .control-item:last-child {
    margin-bottom: 0;
}

.optimizer-params .control-item label {
    font-size: 13px;
    color: var(--text-tertiary);
    font-weight: 500;
    display: flex;
    align-items: center;
}

/* Enhanced checkbox styling for optimizer toggles */
.optimizer-toggle-label input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--checkbox-border);
    border-radius: 4px;
    background: var(--checkbox-bg);
    cursor: pointer;
    position: relative;
    transition: all 0.2s ease;
}

.optimizer-toggle-label input[type="checkbox"]:hover {
    border-color: var(--border-hover);
    background: var(--checkbox-hover-bg);
}

body[data-theme="dark"] .optimizer-toggle-label input[type="checkbox"]:hover {
    border-color: #5a9eff;
}

body[data-theme="light"] .optimizer-toggle-label input[type="checkbox"]:hover {
    border-color: #4a9eff;
}

.optimizer-toggle-label input[type="checkbox"]:checked {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.optimizer-toggle-label input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}