/**
 * 大小写转换工具样式
 */

/* 输入区域 */
.input-area {
    background: var(--color-bg-secondary);
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 16px;
}

.input-textarea {
    width: 100%;
    min-height: 120px;
    padding: 14px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.6;
    resize: vertical;
    background: var(--color-bg);
    margin-bottom: 12px;
}

.input-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.input-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.char-count {
    font-size: 12px;
    color: var(--color-text-light);
}

/* 转换按钮组 */
.convert-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 16px;
}

.button-group {
    background: var(--color-bg-secondary);
    border-radius: 10px;
    padding: 16px;
}

.group-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.button-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.convert-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 12px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s;
    min-width: 100px;
}

.convert-btn:hover {
    border-color: var(--color-primary);
    background: rgba(59, 130, 246, 0.04);
}

.convert-btn.active {
    border-color: var(--color-primary);
    background: rgba(59, 130, 246, 0.08);
}

.btn-icon {
    font-size: 16px;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-text);
    margin-bottom: 4px;
}

.btn-text {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-bottom: 2px;
}

.btn-example {
    font-size: 10px;
    color: var(--color-text-light);
    font-family: 'JetBrains Mono', monospace;
}

/* 输出区域 */
.output-area {
    background: var(--color-bg-secondary);
    border-radius: 10px;
    padding: 16px;
}

.output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.output-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.output-type {
    font-size: 12px;
    color: var(--color-primary);
    font-weight: 500;
}

.output-content {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 14px;
    min-height: 80px;
    margin-bottom: 12px;
    word-break: break-all;
    line-height: 1.6;
}

.output-placeholder {
    color: var(--color-text-light);
    font-size: 14px;
}

.output-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    color: var(--color-text);
}

.output-actions {
    display: flex;
    justify-content: flex-end;
}

/* 响应式 */
@media (max-width: 600px) {
    .convert-btn {
        min-width: calc(50% - 4px);
        flex: 1 1 calc(50% - 4px);
    }
}