/* Buttons */
.btn {
    padding: 10px 16px;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn.primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn.primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn.secondary {
    background-color: white;
    border-color: var(--border-color);
    color: var(--text-primary);
}

.btn.secondary:hover {
    background-color: var(--bg-color);
    border-color: #cbd5e1;
}

.btn.small {
    padding: 6px 12px;
    font-size: 0.75rem;
}

.btn.full-width {
    width: 100%;
}

.btn.dashed {
    background-color: var(--bg-color);
    border: 1px dashed var(--border-color);
    color: var(--text-secondary);
}

.btn.dashed:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: #eff6ff;
}

/* Control Groups */
.control-group {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* IO Group */
.io-group {
    display: flex;
    width: 100%;
    gap: 8px;
}

.io-select {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-family: inherit;
    background-color: white;
    cursor: pointer;
    transition: all 0.2s;
}

.io-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.io-btn {
    flex: 1;
    margin: 0;
}

.file-upload-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    text-align: center;
    flex: 1;
    transition: all 0.2s;
}

.file-upload-btn:hover {
    background-color: var(--bg-color);
    border-color: #cbd5e1;
}

.file-upload-btn input[type="file"] {
    display: none;
}

/* Settings Grid */
.settings-grid {
    display: grid;
    gap: 16px;
}

.setting-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.setting-item label {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.setting-item label span {
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

.setting-item select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-family: inherit;
    background-color: white;
    cursor: pointer;
}

.setting-item select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

input[type="range"] {
    width: 100%;
    height: 6px;
    background: var(--border-color);
    border-radius: 3px;
    appearance: none;
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    background: white;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.1s;
    box-shadow: var(--shadow-sm);
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

/* Toggle Switch */
.toggle-switch {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    user-select: none;
    justify-content: center;
}

.toggle-switch input[type="checkbox"] {
    display: none;
}

.toggle-slider {
    position: relative;
    width: 48px;
    height: 24px;
    background-color: #cbd5e1;
    border-radius: 12px;
    transition: background-color 0.3s;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: white;
    top: 2px;
    left: 2px;
    transition: transform 0.3s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-switch input[type="checkbox"]:checked ~ .toggle-slider {
    background-color: var(--primary-color);
}

.toggle-switch input[type="checkbox"]:checked ~ .toggle-slider::before {
    transform: translateX(24px);
}

.toggle-label-left,
.toggle-label-right {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s;
}

.toggle-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    justify-content: flex-start;
}

.toggle-row .toggle-label-left {
    width: 90px;
    text-align: right;
}

.toggle-row .toggle-label-right {
    flex: 1;
    text-align: left;
}

.toggle-switch input[type="checkbox"]:not(:checked) ~ .toggle-label-left {
    color: var(--text-primary);
    font-weight: 600;
}

.toggle-switch input[type="checkbox"]:checked ~ .toggle-label-right {
    color: var(--text-primary);
    font-weight: 600;
}

/* Checkbox Label */
.display-options-group {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.display-options-group h3 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
    padding: 6px 8px;
    border-radius: var(--radius-md);
    transition: background-color 0.2s;
}

.checkbox-label:hover {
    background-color: var(--bg-color);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.checkbox-label span {
    font-size: 0.875rem;
    color: var(--text-primary);
}