/* 时间戳转换工具样式 */

.timestamp-converter {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    height: 100%;
    padding: var(--spacing-sm);
}



/* 主工作区域 */
.timestamp-workspace {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    flex: 1;
    min-height: 300px;
}

.input-section, .output-section {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}

.input-header, .output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-subtle);
}

.input-header h4, .output-header h4 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.input-controls, .output-controls {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.input-controls select {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.input-area, .output-area {
    flex: 1;
    display: flex;
    flex-direction: column;
}

#timestamp-input {
    flex: 1;
    min-height: 150px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    font-family: var(--font-mono);
    color: var(--text-primary);
    font-size: 0.875rem;
    resize: vertical;
    line-height: 1.6;
}

#timestamp-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.input-hints {
    margin-top: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
}

.hint-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.error-text {
    color: var(--accent-red);
    font-size: 0.875rem;
    font-weight: 500;
}

/* 输出区域 */
.result-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 150px;
    color: var(--text-muted);
    text-align: center;
}

.placeholder-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.placeholder-text {
    font-size: 0.875rem;
}

.conversion-result {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.result-section {
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    border: 1px solid var(--border-subtle);
}

.result-section h6 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-subtle);
}

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

.result-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.result-value {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 600;
    background: var(--bg-tertiary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    cursor: pointer;
    transition: all 0.2s ease;
}

.result-value:hover {
    background: var(--bg-elevated);
    border-color: var(--accent-blue);
}

/* 功能面板 */
.function-panels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.timezone-panel, .calculate-panel {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.timezone-panel h5, .calculate-panel h5 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.timezone-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.timezone-select {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.timezone-select label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.timezone-select select {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.timezone-result, .calculate-result {
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    border: 1px solid var(--border-subtle);
    min-height: 80px;
}

.calculate-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.datetime-input {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.datetime-input label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.datetime-input input {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-family: var(--font-mono);
}

.datetime-input input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .timestamp-workspace {
        grid-template-columns: 1fr;
    }
    

}

@media (max-width: 768px) {
    .timestamp-converter {
        padding: var(--spacing-xs);
    }
    
    .function-panels {
        grid-template-columns: 1fr;
    }
    

    

    
    .input-header, .output-header {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: flex-start;
    }
    
    .input-controls, .output-controls {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .timestamp-workspace {
        gap: var(--spacing-sm);
    }
    
    .function-panels {
        gap: var(--spacing-sm);
    }
    
    #timestamp-input {
        min-height: 120px;
    }
    

    
    .result-value {
        font-size: 0.8rem;
    }
}

/* 按钮样式增强 */
.btn.btn-small {
    font-size: 0.8rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.btn.btn-small:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* 选择器样式增强 */
select {
    cursor: pointer;
    transition: all 0.2s ease;
}

select:hover {
    border-color: var(--accent-blue);
}

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

/* 动画效果 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.conversion-result {
    animation: fadeIn 0.3s ease-out;
}

.result-section {
    animation: fadeIn 0.3s ease-out;
}

/* 高亮效果 */
.result-value.copied {
    background: var(--accent-green);
    color: white;
    transform: scale(1.05);
}

/* 时区转换结果样式 */
.timezone-conversion-result {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.timezone-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-subtle);
}

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

.timezone-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.timezone-value {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 600;
}

/* 时间差计算结果样式 */
.time-diff-result {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.diff-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-subtle);
}

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

.diff-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.diff-value {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 600;
}

/* 历史记录模态框样式 */
.timestamp-history-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
}

.timestamp-history-modal .modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.timestamp-history-modal .modal-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 700px;
    max-height: 80vh;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.timestamp-history-modal .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

.timestamp-history-modal .modal-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.timestamp-history-modal .modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.timestamp-history-modal .modal-close:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.timestamp-history-modal .modal-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
}

.timestamp-history-modal .history-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.timestamp-history-modal .history-item {
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    border: 1px solid var(--border-subtle);
    transition: all 0.2s ease;
}

.timestamp-history-modal .history-item:hover {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.timestamp-history-modal .history-input {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    word-break: break-all;
}

.timestamp-history-modal .history-time {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.timestamp-history-modal .history-actions {
    display: flex;
    justify-content: flex-end;
}

.timestamp-history-modal .modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

/* 错误文本样式增强 */
.error-text {
    color: var(--accent-red);
    font-size: 0.875rem;
    font-weight: 500;
    padding: var(--spacing-sm);
    background: rgba(239, 68, 68, 0.1);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* 成功文本样式 */
.success-text {
    color: var(--accent-green);
    font-size: 0.875rem;
    font-weight: 500;
    padding: var(--spacing-sm);
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

/* 响应式优化 */
@media (max-width: 768px) {
    .timestamp-history-modal .modal-content {
        width: 95%;
        max-height: 90vh;
    }
    
    .timestamp-history-modal .modal-header,
    .timestamp-history-modal .modal-body,
    .timestamp-history-modal .modal-footer {
        padding: var(--spacing-sm);
    }
    
    .timestamp-history-modal .modal-footer {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

/* 滚动条样式 */
.timestamp-history-modal .modal-body::-webkit-scrollbar {
    width: 6px;
}

.timestamp-history-modal .modal-body::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.timestamp-history-modal .modal-body::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}

.timestamp-history-modal .modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}