/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 根变量定义 - 苹果风格配色 */
:root {
    /* 苹果风格主色调 */
    --primary-color: #007AFF;
    --primary-hover: #0056CC;
    --primary-light: #E6F2FF;

    /* 中性色系 */
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;

    /* 背景色 */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-tertiary: #F3F4F6;

    /* 文字色 */
    --text-primary: #1F2937;
    --text-secondary: #4B5563;
    --text-tertiary: #9CA3AF;
    --text-white: #FFFFFF;

    /* 边框色 */
    --border-color: #E5E7EB;
    --border-hover: #D1D5DB;

    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* 过渡 */
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
}

/* 基础样式 */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* 顶部导航栏 */
.header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: saturate(180%) blur(20px);
    background-color: rgba(255, 255, 255, 0.95);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    gap: 0.5rem;
}

.logo i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    transition: var(--transition-fast);
    position: relative;
}

.nav a:hover {
    color: var(--primary-color);
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.2s ease;
}

.nav a:hover::after {
    width: 100%;
}

/* 主要内容区域 */
.main {
    padding-top: 1.5rem;
}

/* 功能区域 */
.features-section {
    padding: 2rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 2rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    letter-spacing: -0.025em;
}

.section-description {
    font-size: 1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.feature-card {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    cursor: pointer;
}

.feature-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.feature-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon i {
    font-size: 1.25rem;
    color: var(--primary-color);
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.feature-body {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.feature-desc {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9rem;
}

.feature-points {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.feature-points li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.feature-points i {
    color: var(--primary-color);
    font-size: 0.75rem;
}

.feature-btn {
    margin-top: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--text-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
}

.feature-btn:hover {
    background: var(--gray-800);
    transform: translateX(2px);
}

/* 统计数据区域 */
.stats-section {
    background: var(--bg-primary);
    padding: 2.5rem 0;
    margin-top: 1.5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
    font-variant-numeric: tabular-nums;
}

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

/* 关于我们区域 */
.about-section {
    background: var(--bg-tertiary);
    padding: 2.5rem 0;
    margin-top: 1.5rem;
}

.about-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.about-text {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 密钥管理区域 */
.key-management-section {
    background: var(--bg-secondary);
    padding: 2.5rem 0;
    margin-top: 1.5rem;
}

.key-management-card {
    background: var(--bg-primary);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.key-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.key-form .form-group {
    margin-bottom: 0;
}

.key-form .form-input {
    background: var(--bg-primary);
}

.key-form .form-hint {
    color: var(--text-tertiary);
    font-size: 0.8125rem;
    margin-top: 0.25rem;
}

.form-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.form-actions .btn-primary,
.form-actions .btn-secondary,
.form-actions .btn-danger {
    flex: 1;
    min-width: 120px;
}

.btn-danger {
    background: #FF3B30;
    color: white;
}

.btn-danger:hover {
    background: #CC2D24;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.key-status {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-top: 0.5rem;
}

.key-status.success {
    background: #E6F7FF;
    color: #007AFF;
    border: 1px solid #B3E5FF;
}

.key-status.error {
    background: #FFF5F5;
    color: #FF3B30;
    border: 1px solid #FFD1D0;
}

.key-info {
    background: var(--gray-50);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.key-info h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.key-info ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.key-info li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding-left: 1.5rem;
    position: relative;
}

.key-info li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* 页脚 */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.footer-brand .logo {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.footer-brand p {
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.footer-column a {
    display: block;
    color: var(--text-tertiary);
    text-decoration: none;
    margin-bottom: 0.375rem;
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.footer-column a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-tertiary);
    font-size: 0.8125rem;
}

/* 独立页面布局 */
.page-container {
    min-height: calc(100vh - 60px);
    background: var(--bg-secondary);
}

.page-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 2rem 0;
}

.page-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.page-description {
    font-size: 1rem;
    color: var(--text-secondary);
}

.page-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

.content-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.form-panel {
    padding: 1.5rem;
    border-right: 1px solid var(--border-color);
}

.result-panel {
    padding: 1.5rem;
    background: var(--gray-50);
}

/* 表单样式 */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.9375rem;
    transition: var(--transition-fast);
    font-family: inherit;
    color: var(--text-primary);
    background: var(--bg-primary);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    padding: 0.75rem;
    background: var(--gray-50);
    border-radius: 8px;
    transition: var(--transition-fast);
}

.form-checkbox:hover {
    background: var(--gray-100);
}

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

.btn {
    padding: 0.875rem 1.75rem;
    border: none;
    border-radius: 8px;
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    width: 100%;
}

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

.btn-secondary {
    background: var(--gray-100);
    color: var(--text-primary);
    width: 100%;
}

.btn-secondary:hover {
    background: var(--gray-200);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-light);
}

/* 结果展示 */
.result-placeholder {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-tertiary);
}

.result-placeholder i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--gray-300);
}

.result-placeholder p {
    font-size: 0.9rem;
}

.result-content {
    background: transparent;
    border-radius: 8px;
    padding: 0;
    box-shadow: none;
}

/* AI分析页面专用结果样式 */
.result-panel .result-content {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.result-image {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.result-video {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.result-info {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.result-info-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem;
    background: var(--gray-50);
    border-radius: 6px;
}

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

.result-info-value {
    color: var(--text-primary);
    font-size: 0.875rem;
}

.result-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.keyword-tag {
    padding: 0.375rem 0.875rem;
    background: var(--primary-light);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 500;
}

/* 加载动画 */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--gray-200);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading p {
    margin-top: 1rem;
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

/* 面包屑导航 */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb-separator {
    color: var(--text-tertiary);
}

/* 响应式设计 */
@media (max-width: 968px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }

    .content-layout {
        grid-template-columns: 1fr;
    }

    .form-panel {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    .nav {
        gap: 1.5rem;
    }

    .nav a {
        font-size: 0.875rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .feature-card {
        padding: 1.25rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }

    .page-content {
        padding: 1rem 0.75rem;
        max-width: 100%;
    }

    .content-layout {
        grid-template-columns: 1fr;
        gap: 1rem;
        border-radius: 8px;
        margin: 0;
    }

    .form-panel,
    .result-panel {
        padding: 1rem;
        border-right: none;
    }

    .form-panel {
        border-bottom: 1px solid var(--border-color);
    }

    .page-title {
        font-size: 1.5rem;
    }

    .btn {
        width: 100%;
        padding: 0.875rem 1.5rem;
    }

    /* 移动端结果卡片优化 */
    .result-card {
        padding: 1rem;
        margin-bottom: 1rem;
    }

    .prompt-content {
        padding: 0.75rem;
        font-size: 0.85rem;
        line-height: 1.4;
    }

    .copy-btn {
        padding: 0.4rem 0.6rem;
        font-size: 0.7rem;
    }

    .result-content {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .header-content {
        height: 56px;
    }

    .logo {
        font-size: 1.125rem;
    }

    .logo i {
        font-size: 1.25rem;
    }

    .nav {
        gap: 1rem;
    }

    .nav a {
        font-size: 0.8125rem;
    }

    .features-section {
        padding: 1.5rem 0;
    }

    .section-title {
        font-size: 1.25rem;
    }

    .feature-card {
        padding: 1rem;
    }

    .stats-section {
        padding: 2rem 0;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .page-header {
        padding: 1.5rem 0;
    }

    .page-content {
        padding: 0.75rem 0.5rem;
        max-width: 100%;
    }

    .content-layout {
        gap: 0.75rem;
        border-radius: 6px;
    }

    .form-panel,
    .result-panel {
        padding: 0.875rem;
    }

    /* 超小屏幕结果区域优化 */
    .result-card {
        padding: 0.875rem;
        margin-bottom: 0.875rem;
        border-radius: 8px;
    }

    .result-card h4 {
        font-size: 0.9rem;
        margin-bottom: 0.6rem;
        flex-wrap: wrap;
        gap: 0.375rem;
    }

    .prompt-content {
        padding: 0.625rem;
        font-size: 0.8rem;
        line-height: 1.3;
        border-radius: 6px;
    }

    .copy-btn {
        padding: 0.3rem 0.5rem;
        font-size: 0.65rem;
        border-radius: 3px;
    }

    .analysis-content {
        font-size: 0.85rem;
        line-height: 1.4;
    }

    .result-content {
        padding: 0.875rem;
    }

    /* 超小屏幕按钮优化 */
    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.875rem;
        gap: 0.375rem;
    }

    /* 图片上传区域超小屏幕优化 */
    .image-upload-area {
        padding: 1.25rem 1rem;
    }

    .upload-placeholder i {
        font-size: 2.25rem;
        margin-bottom: 0.75rem;
    }

    .upload-placeholder p {
        font-size: 0.9rem;
        margin: 0.375rem 0;
    }

    .upload-placeholder small {
        font-size: 0.8rem;
    }
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 密钥设置弹窗动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
        backdrop-filter: blur(0px);
    }
    to {
        opacity: 1;
        backdrop-filter: blur(4px);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideOutToTop {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}

/* 移动端密钥设置弹窗适配 */
@media (max-width: 768px) {
    #keySettingsModal {
        padding: 1rem;
        align-items: flex-start;
        padding-top: 2rem;
    }
    
    #keySettingsModal > div {
        width: 95% !important;
        max-width: none !important;
        margin: 0;
        max-height: 90vh !important;
        padding: 1.25rem !important;
    }
}

@media (max-width: 480px) {
    #keySettingsModal {
        padding: 0.5rem;
        padding-top: 1rem;
    }
    
    #keySettingsModal > div {
        width: 98% !important;
        padding: 1rem !important;
        border-radius: 16px !important;
    }
    
    /* 移动端导航栏优化 */
    .nav {
        gap: 0.75rem;
    }
    
    .nav a {
        font-size: 0.8rem;
        padding: 0.25rem 0;
    }
}

/* 密钥输入框增强样式 */
#apiKeyInput {
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    letter-spacing: 0.5px;
}

/* 状态提示框优化 */
#keySettingsStatus {
    animation-duration: 0.3s !important;
}

/* 按钮悬停效果增强 */
button {
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    button:hover {
        transform: none !important;
        box-shadow: none !important;
    }
    
    button:active {
        transform: scale(0.98) !important;
        transition: transform 0.1s ease !important;
    }
}

/* AI分析页面专用结果卡片样式 */
.result-card {
    background: var(--bg-primary);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
    position: relative;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: var(--transition-fast);
}

.result-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border-color: var(--primary-light);
}

.result-card:last-child {
    margin-bottom: 0;
}

.result-card h4 {
    color: var(--text-primary);
    margin-top: 0;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    font-size: 1rem;
    font-weight: 600;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.result-card h4 span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
}

.result-card h4 i {
    font-size: 0.9rem;
}

.prompt-content {
    background: var(--gray-50);
    padding: 1rem;
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    line-height: 1.6;
    font-size: 0.9rem;
    white-space: pre-wrap;
    border: 1px solid var(--border-color);
    position: relative;
    max-height: 300px;
    overflow-y: auto;
}

.prompt-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    border-radius: 8px 8px 0 0;
}

.copy-btn {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-weight: 500;
    white-space: nowrap;
}

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

.analysis-content {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

.analysis-content ul {
    padding-left: 1.5rem;
    margin: 0.75rem 0;
}

.analysis-content li {
    margin-bottom: 0.5rem;
}

.analysis-content li::marker {
    color: var(--primary-color);
}

.analysis-content strong {
    color: var(--text-primary);
    font-weight: 600;
}

.analysis-content p {
    margin: 0.75rem 0;
}

/* 结果面板中的结果卡片特殊样式 */
.result-panel .result-card {
    background: var(--bg-primary);
}

.result-panel .prompt-content {
    background: var(--gray-50);
}