:root {
    --primary-color: #3498db;
    --primary-hover: #2980b9;
    --success-color: #2ecc71;
    --warning-color: #f1c40f;
    --danger-color: #e74c3c;
    --text-color: #333;
    --text-secondary: #505050;
    --light-text: #666;
    --border-color: #ddd;
    --border-radius: 8px;
    --background: #f5f5f5;
    --card-bg: #ffffff;
    --card-shadow: 0 2px 12px rgba(0,0,0,0.08);
    --transition-speed: 0.3s;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    background-color: var(--background);
    color: var(--text-color);
    margin: 0;
    padding: 0;
}

.container {
    max-width: 850px;
    margin: 2rem auto;
    padding: 0 var(--spacing-md);
}

h1, h2, h3 {
    color: #2c3e50;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

h1 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    font-size: 1.8rem;
}

h2 {
    font-size: 1.4rem;
}

.card {
    background: var(--card-bg);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    margin-bottom: var(--spacing-xl);
    border: 1px solid rgba(0,0,0,0.05);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

textarea {
    width: 100%;
    height: 130px;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    resize: vertical;
    font-family: monospace;
    transition: all var(--transition-speed);
    font-size: 0.9rem;
    background-color: #fcfcfc;
}

textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
    background-color: #fff;
}

.config-panel {
    margin-top: var(--spacing-md);
    border-top: 1px solid #eee;
    padding-top: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.config-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
}

.control-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-width: 160px;
}

input[type="text"],
input[type="number"] {
    padding: 0.6rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    transition: all var(--transition-speed);
    background-color: #fcfcfc;
}

input[type="text"]:focus,
input[type="number"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
    background-color: #fff;
}

input[type="text"] {
    flex: 1;
    min-width: 240px;
}

input[type="number"] {
    width: 70px;
}

/* 开关样式 */
.toggle-control {
    margin-left: auto;
}

.toggle-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    gap: var(--spacing-md);
}

.toggle-text {
    font-size: 0.9rem;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 24px;
}

.toggle-input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: var(--transition-speed);
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: var(--transition-speed);
    border-radius: 50%;
}

.toggle-input:checked + .toggle-slider {
    background-color: var(--primary-color);
}

.toggle-input:checked + .toggle-slider:before {
    transform: translateX(24px);
}

.primary-btn {
    background-color: var(--primary-color);
    color: white;
    padding: 0.7rem 1.4rem;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all var(--transition-speed);
    margin-left: auto;
    box-shadow: 0 2px 4px rgba(52, 152, 219, 0.2);
    width: 100%;
}

.primary-btn:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 4px 8px rgba(52, 152, 219, 0.3);
    transform: translateY(-1px);
}

.primary-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(52, 152, 219, 0.2);
}

/* 配置操作按钮 */
.config-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.icon-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius);
    transition: all var(--transition-speed);
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    background-color: rgba(0,0,0,0.05);
}

.icon {
    font-size: 1.2rem;
}

.result-item {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid #eee;
    position: relative;
    gap: 0.5rem;
}

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

.result-name {
    font-weight: 500;
    flex: 1;
    min-width: 120px;
}

.result-status {
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    font-size: 0.9rem;
    display: inline-block;
    min-width: 80px;
    text-align: center;
}

.status-normal {
    background-color: var(--success-color);
    color: white;
}

.status-degraded {
    background-color: var(--danger-color);
    color: white;
}

.result-status.status-cutoff-2024 {
    background-color: #28a745; /* 绿色 */
    color: white;
}

.result-status.status-cutoff-2021 {
    background-color: #ffc107; /* 黄色/橙色 */
    color: #333; /* 深色文字以提高对比度 */
}

.status-cached {
    background-color: var(--warning-color);
    color: #2c3e50;
}

.status-testing {
    background-color: var(--primary-color);
    color: white;
}

.progress-container {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: #eee;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background-color: var(--primary-color);
    transition: width 0.3s linear;
}

.btn {
    padding: 0.4rem 0.8rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    margin-left: 0.5rem;
    transition: all var(--transition-speed);
}

.retry-btn {
    background-color: var(--warning-color);
    color: #2c3e50;
}

.retry-btn:hover {
    background-color: #f39c12;
}

.answer-btn {
    background-color: var(--primary-color);
    color: white;
}

.answer-btn:hover {
    background-color: var(--primary-hover);
}

.stream-btn {
    background-color: #16a085;
    color: white;
}

.stream-btn:hover {
    background-color: #1abc9c;
}

.cancel-btn {
    background-color: #95a5a6;
    color: white;
}

.cancel-btn:hover {
    background-color: #7f8c8d;
}

/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    z-index: 1000;
    opacity: 0;
    transition: opacity var(--transition-speed);
    backdrop-filter: blur(2px);
}

.modal.active {
    display: flex;
    opacity: 1;
}

.modal-content {
    background-color: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    position: relative;
    width: 90%;
    max-width: 600px;
    max-height: 85vh;
    margin: auto;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    transform: translateY(-20px) scale(0.98);
    transition: all var(--transition-speed);
}

.modal.active .modal-content {
    transform: translateY(0) scale(1);
}

.modal-content h3 {
    margin-top: 0;
    padding-right: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-color);
}

.modal-answer {
    white-space: pre-wrap;
    overflow-wrap: break-word;
    font-family: monospace;
    background-color: #f8f9fa;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid #eee;
    max-height: 50vh;
    overflow-y: auto;
    font-size: 0.9rem;
    flex: 1;
}

.close-modal {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--light-text);
    transition: color var(--transition-speed);
    z-index: 2;
}

.close-modal:hover {
    color: var(--text-color);
}

/* 保存配置模态框 */
.config-input-group {
    margin-bottom: var(--spacing-md);
}

.config-input-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.config-input-group input {
    width: 100%;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.saved-configs-list {
    max-height: 300px;
    overflow-y: auto;
}

.config-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid #eee;
    transition: background-color var(--transition-speed);
}

.config-item:hover {
    background-color: #f8f9fa;
}

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

.config-item-name {
    font-weight: 500;
}

.config-item-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.config-item-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all var(--transition-speed);
}

.load-btn {
    background-color: var(--primary-color);
    color: white;
}

.load-btn:hover {
    background-color: var(--primary-hover);
}

.delete-btn {
    background-color: #f8f9fa;
    color: var(--danger-color);
    border: 1px solid #eee;
}

.delete-btn:hover {
    background-color: var(--danger-color);
    color: white;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--light-text);
}

/* 吐司提示 */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    max-width: 300px;
    background-color: #323232;
    color: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 2000;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s;
    pointer-events: none;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

/* 响应式设计 */
@media (max-width: 600px) {
    .controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .control-item {
        width: 100%;
    }
    
    .primary-btn {
        width: 100%;
        margin-top: 1rem;
    }
    
    .result-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .result-name {
        margin-bottom: 0.5rem;
    }
    
    .btn {
        margin-left: 0;
        margin-top: 0.5rem;
    }
}

/* 流式响应样式 */
.stream-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-left: 0.5rem;
    background-color: var(--success-color);
    animation: pulse 1.5s infinite;
}

.stream-title {
    display: flex;
    align-items: center;
}

.stream-output {
    font-family: monospace;
    white-space: pre-wrap;
    line-height: 1.5;
    height: 50vh;
    overflow-y: auto;
    border: 1px solid #eee;
    border-radius: 4px;
    padding: 1rem;
    background: #f8f9fa;
}

.stream-output .blink {
    animation: blink 1s infinite;
}

@keyframes pulse {
    0% { opacity: 0.4; }
    50% { opacity: 1; }
    100% { opacity: 0.4; }
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* Spinner for loading */
.spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    margin-left: 0.5rem;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s infinite linear;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}