:root {
    /* 主色调 */
    --primary: #8C52FF;
    --primary-dark: #6E3AD9;
    --primary-light: #A875FF;
    
    /* 霓虹色调 */
    --neon-pink: #FF2E93;
    --neon-blue: #00E9FF;
    --neon-green: #00FF85;
    --neon-yellow: #FFDE59;
    
    /* 暗色背景 */
    --bg-dark: #121212;
    --bg-card: #1E1E1E;
    --bg-card-hover: #252525;
    
    /* 文本颜色 */
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-tertiary: rgba(255, 255, 255, 0.5);
    --text-disabled: rgba(255, 255, 255, 0.3);
    
    /* 边框与阴影 */
    --border-light: rgba(255, 255, 255, 0.1);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.25);
    --shadow-neon: 0 0 15px rgba(140, 82, 255, 0.5);
    
    /* 间距 */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    
    /* 圆角 */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    
    /* 目标颜色 */
    --goal-body: #6D9788;    /* 调理身体 - 青绿色 */
    --goal-shape: #FF6B6B;   /* 减重塑形 - 珊瑚红 */
    --goal-culture: #4A638C; /* 文化体验 - 黛蓝色 */
    --goal-explore: #FFB347; /* 健康探索 - 琥珀色 */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', 'Noto Serif SC', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    padding: var(--space-md);
}

.app-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xl);
    justify-content: center;
    padding-bottom: var(--space-xl);
}

.screen {
    width: 360px;
    height: 720px;
    background: var(--bg-dark);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-light);
}

.header {
    padding: var(--space-md) var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 10;
    background-color: var(--bg-dark);
}

.header-title {
    font-size: 20px;
    font-weight: 600;
}

.header-action {
    display: flex;
    gap: var(--space-sm);
}

.icon-button {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.icon-button:hover, .icon-button:active {
    background: rgba(255, 255, 255, 0.2);
}

.text-button {
    font-size: 16px;
    color: var(--primary);
    text-decoration: none;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
}

.content {
    height: calc(100% - 80px);
    overflow-y: auto;
    padding: var(--space-md) var(--space-md) calc(var(--space-md) + 80px);
}

.full-content {
    height: calc(100% - 80px);
    overflow-y: auto;
    padding: 0 var(--space-md) var(--space-md);
}

/* 导航栏 */
.nav-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: var(--bg-card);
    display: flex;
    justify-content: space-around;
    align-items: center;
    border-top: 1px solid var(--border-light);
    padding: 0 var(--space-md);
    z-index: 50;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    text-decoration: none;
    font-size: 12px;
}

.nav-item.active {
    color: var(--primary);
}

.nav-icon {
    font-size: 24px;
    margin-bottom: var(--space-xs);
}

/* 通用组件样式 */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.button.primary:hover, .button.primary:active {
    background: var(--primary-dark);
}

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

.button.outline:hover, .button.outline:active {
    background: rgba(140, 82, 255, 0.1);
}

.button.full {
    width: 100%;
}

.button-icon {
    margin-right: var(--space-sm);
}

.gradient-text {
    background: linear-gradient(to right, var(--neon-pink), var(--primary));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    font-weight: 700;
}

.section-title {
    font-size: 18px;
    font-weight: 600;
    margin: var(--space-lg) 0 var(--space-md);
    display: flex;
    align-items: center;
}

.section-title .material-icons {
    margin-right: var(--space-xs);
    color: var(--primary);
}

.avatar {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.avatar.small {
    width: 36px;
    height: 36px;
}

.card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
    transition: all 0.2s ease;
}

/* 登录页 */
.login-logo {
    font-size: 36px;
    font-weight: 800;
    text-align: center;
    margin: var(--space-xl) 0;
}

.social-login {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin: var(--space-xl) 0;
}

.social-icon {
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.social-icon:hover {
    background: var(--bg-card-hover);
    transform: scale(1.05);
}

.divider {
    display: flex;
    align-items: center;
    color: var(--text-tertiary);
    margin: var(--space-xl) 0;
}

.divider:before, .divider:after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--border-light);
}

.divider:before {
    margin-right: var(--space-md);
}

.divider:after {
    margin-left: var(--space-md);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--space-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.form-input {
    width: 100%;
    padding: var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 16px;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
}

/* 首页动态适配 - 减重塑形 */
.body-preview-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.body-preview-content {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-md);
}

.body-model {
    width: 100px;
    height: 200px;
    margin-right: var(--space-md);
}

.body-silhouette {
    width: 100%;
    height: 100%;
}

.body-head, .body-torso, .body-leg {
    fill: rgba(140, 82, 255, 0.2);
    stroke: var(--primary);
    stroke-width: 1;
}

.body-stats {
    flex: 1;
}

.body-slider {
    margin-bottom: var(--space-md);
}

.slider-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.slider-container {
    position: relative;
    margin: var(--space-md) 0;
}

.body-range {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius-full);
    outline: none;
    margin-bottom: var(--space-sm);
}

.body-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    box-shadow: var(--shadow-neon);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    color: var(--text-tertiary);
    font-size: 12px;
}

.body-metrics {
    display: flex;
    justify-content: space-between;
}

.metric {
    text-align: center;
}

.metric-value {
    font-size: 20px;
    font-weight: 600;
}

.metric.highlight .metric-value {
    color: var(--neon-green);
}

.metric-label {
    font-size: 12px;
    color: var(--text-tertiary);
}

.body-actions {
    display: flex;
    gap: var(--space-sm);
}

.body-actions .button {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
}

/* 计划卡片 */
.plan-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
}

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

.plan-title {
    display: flex;
    align-items: center;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.plan-icon {
    margin-right: var(--space-sm);
    color: var(--primary);
}

.plan-progress {
    margin-bottom: var(--space-md);
}

.progress-bar {
    height: 8px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-xs);
}

.progress-fill {
    height: 100%;
    background: var(--primary);
    border-radius: var(--radius-full);
}

.progress-text {
    text-align: right;
    font-size: 14px;
    color: var(--text-secondary);
}

.plan-today {
    background: rgba(255,255,255,0.05);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.today-label {
    font-size: 14px;
    color: var(--text-tertiary);
    margin-bottom: var(--space-xs);
}

.today-content {
    font-weight: 500;
}

/* 挑战卡片 */
.challenge-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--neon-pink);
    box-shadow: 0 0 10px rgba(255, 46, 147, 0.1);
}

.challenge-header {
    position: relative;
    margin-bottom: var(--space-md);
}

.challenge-badge {
    position: absolute;
    top: -8px;
    right: 0;
    background: var(--neon-pink);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 12px;
    display: flex;
    align-items: center;
}

.challenge-badge .material-icons {
    font-size: 14px;
    margin-right: 2px;
}

.challenge-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

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

.stat-value {
    font-size: 18px;
    font-weight: 600;
}

.stat-label {
    font-size: 12px;
    color: var(--text-tertiary);
}

.challenge-desc {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    font-size: 14px;
    line-height: 1.5;
}

/* 食谱卡片 */
.recipes-container {
    display: flex;
    overflow-x: auto;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    scrollbar-width: none;
}

.recipes-container::-webkit-scrollbar {
    display: none;
}

.recipe-card {
    width: 220px;
    flex-shrink: 0;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.recipe-image {
    height: 120px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.recipe-type {
    position: absolute;
    bottom: var(--space-sm);
    left: var(--space-sm);
    background: rgba(0,0,0,0.7);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 12px;
}

.recipe-content {
    padding: var(--space-md);
}

.recipe-stats {
    display: flex;
    gap: var(--space-md);
    margin: var(--space-xs) 0;
}

.recipe-stat {
    display: flex;
    align-items: center;
    font-size: 12px;
    color: var(--text-tertiary);
}

.recipe-stat .material-icons {
    font-size: 14px;
    margin-right: 2px;
}

.recipe-ingredients {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: var(--space-sm);
}

/* 知识卡片 */
.knowledge-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--space-md);
}

.knowledge-image {
    height: 120px;
    background-size: cover;
    background-position: center;
}

.knowledge-content {
    padding: var(--space-md);
}

.knowledge-category {
    display: inline-block;
    background: rgba(140, 82, 255, 0.2);
    color: var(--primary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 12px;
    margin-bottom: var(--space-sm);
}

.knowledge-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-md);
}

.knowledge-author {
    display: flex;
    align-items: center;
    font-size: 14px;
}

.knowledge-author .avatar {
    margin-right: var(--space-xs);
}

.knowledge-stats {
    font-size: 14px;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
}

.knowledge-stats .material-icons {
    font-size: 16px;
    margin-right: 2px;
}

/* 脉冲动画 */
.pulse {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--neon-green);
    margin-right: var(--space-sm);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(0, 255, 133, 0.5);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 6px rgba(0, 255, 133, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(0, 255, 133, 0);
    }
}

/* 目标选择页 */
.onboarding-progress {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: var(--space-lg);
}

.progress-step {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    background: var(--bg-card);
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    border: 1px solid var(--border-light);
    z-index: 1;
}

.progress-step.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.progress-step.completed {
    background: var(--neon-green);
    color: var(--bg-dark);
    border-color: var(--neon-green);
}

.progress-line {
    height: 2px;
    width: 40px;
    background: var(--border-light);
}

.progress-line.completed {
    background: var(--neon-green);
}

.goal-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.goal-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    border: 1px solid var(--border-light);
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

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

.goal-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
}

.goal-icon .material-icons {
    font-size: 30px;
    color: white;
}

.goal-card h4 {
    margin-bottom: var(--space-sm);
}

.goal-card p {
    font-size: 12px;
    color: var(--text-secondary);
}

/* 风险评估页 */
.assessment-intro {
    text-align: center;
    margin: var(--space-lg) 0;
}

.assessment-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-full);
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
}

.assessment-icon .material-icons {
    font-size: 36px;
    color: white;
}

.assessment-intro h3 {
    margin-bottom: var(--space-sm);
}

.assessment-intro p {
    color: var(--text-secondary);
    font-size: 14px;
}

.assessment-questions {
    margin-bottom: var(--space-lg);
}

.assessment-question {
    margin-bottom: var(--space-lg);
}

.question-text {
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.option-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.radio-option {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
}

.radio-option:hover {
    background: var(--bg-card-hover);
}

.radio-option input[type="radio"] {
    margin-right: var(--space-sm);
}

/* 资源包页面 */
.resource-intro {
    text-align: center;
    margin: var(--space-lg) 0;
}

.resource-visual {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 0 auto var(--space-md);
}

.resource-glow {
    position: absolute;
    width: 100px;
    height: 100px;
    border-radius: var(--radius-full);
    background: var(--neon-green);
    opacity: 0.2;
    animation: glow 2s infinite alternate;
}

@keyframes glow {
    0% {
        transform: scale(0.9);
        opacity: 0.2;
    }
    100% {
        transform: scale(1.1);
        opacity: 0.4;
    }
}

.resource-icon {
    position: absolute;
    top: 0;
    left: 0;
    width: 100px;
    height: 100px;
    border-radius: var(--radius-full);
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.resource-icon .material-icons {
    font-size: 50px;
    color: white;
}

.resource-intro h3 {
    margin-bottom: var(--space-sm);
}

.resource-intro p {
    color: var(--text-secondary);
    font-size: 14px;
}

.resource-cards {
    margin-bottom: var(--space-lg);
}

.resource-card {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
}

.resource-card-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-md);
}

.resource-card-icon .material-icons {
    font-size: 24px;
    color: white;
}

.resource-card-content {
    flex: 1;
}

.resource-card-content h4 {
    margin-bottom: var(--space-xs);
}

.resource-card-content p {
    font-size: 14px;
    color: var(--text-secondary);
}

.bonus-resource {
    margin-bottom: var(--space-lg);
}

.bonus-label {
    display: inline-block;
    background: var(--neon-yellow);
    color: var(--bg-dark);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.bonus-card {
    display: flex;
    align-items: center;
    background: rgba(255, 222, 89, 0.1);
    border: 1px solid var(--neon-yellow);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.bonus-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    background: var(--neon-yellow);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-md);
}

.bonus-icon .material-icons {
    font-size: 24px;
    color: var(--bg-dark);
}

.bonus-content {
    flex: 1;
}

.bonus-content h4 {
    margin-bottom: var(--space-xs);
}

.bonus-content p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* 养生工具页 */
.tools-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.tool-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    border: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

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

.tool-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-sm);
}

.tool-icon .material-icons {
    font-size: 24px;
    color: white;
}

.tool-name {
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.tool-desc {
    font-size: 12px;
    color: var(--text-secondary);
}

.sleep-tool-card {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-lg);
    border: 1px solid var(--border-light);
}

.sleep-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-md);
}

.sleep-icon .material-icons {
    font-size: 24px;
    color: white;
}

.sleep-content {
    flex: 1;
}

.sleep-content h3 {
    margin-bottom: var(--space-xs);
}

.sleep-content p {
    font-size: 14px;
    color: var(--text-secondary);
}

.sleep-action {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: var(--text-tertiary);
}

.popular-tool-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
}

.popular-tool-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-md);
}

.popular-tool-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-md);
}

.popular-tool-icon .material-icons {
    font-size: 20px;
    color: white;
}

.popular-tool-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.popular-tool-stats {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.tool-stat {
    display: flex;
    align-items: center;
    font-size: 12px;
    color: var(--text-tertiary);
}

.tool-stat .material-icons {
    font-size: 14px;
    margin-right: 2px;
}

/* 辟谷产品页 */
.product-categories {
    display: flex;
    overflow-x: auto;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    scrollbar-width: none;
}

.product-categories::-webkit-scrollbar {
    display: none;
}

.category-item {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-card);
    border-radius: var(--radius-full);
    white-space: nowrap;
    color: var(--text-secondary);
    font-size: 14px;
}

.category-item.active {
    background: var(--primary);
    color: white;
}

.product-filters {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.filter-button {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: 14px;
}

.filter-button .material-icons {
    font-size: 16px;
}

.product-card {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
    text-decoration: none;
    color: var(--text-primary);
    display: block;
}

.product-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: var(--neon-pink);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 12px;
    z-index: 1;
}

.product-image {
    height: 180px;
    background-size: cover;
    background-position: center;
}

.product-content {
    padding: var(--space-md);
}

.product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
}

.product-tag {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 12px;
    color: var(--text-secondary);
}

.product-desc {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: var(--space-md);
}

.product-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.product-price {
    font-weight: 600;
    color: var(--neon-pink);
}

.product-rating {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: var(--text-secondary);
}

.product-rating .material-icons {
    font-size: 16px;
    color: var(--neon-yellow);
    margin-right: 2px;
}

.product-certifications {
    display: flex;
    gap: var(--space-sm);
}

.certification {
    display: flex;
    align-items: center;
    font-size: 12px;
    color: var(--text-tertiary);
}

.certification .material-icons {
    font-size: 14px;
    margin-right: 2px;
    color: var(--primary);
}

.special-offer {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--space-md);
    border: 1px solid var(--neon-pink);
}

.offer-image {
    height: 150px;
    background-size: cover;
    background-position: center;
}

.offer-content {
    padding: var(--space-md);
}

.offer-badge {
    display: inline-block;
    background: var(--neon-pink);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 12px;
    margin-bottom: var(--space-sm);
}

.offer-desc {
    color: var(--text-secondary);
    font-size: 14px;
    margin: var(--space-sm) 0 var(--space-md);
}

.offer-price {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-md);
}

.price-now {
    font-size: 20px;
    font-weight: 600;
    color: var(--neon-pink);
    margin-right: var(--space-sm);
}

.price-original {
    text-decoration: line-through;
    color: var(--text-tertiary);
}

.offer-countdown {
    background: rgba(255, 46, 147, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    text-align: center;
}

.countdown-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.countdown-timer {
    font-size: 20px;
    font-weight: 600;
    font-family: monospace;
}

.horizontal-products {
    display: flex;
    overflow-x: auto;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    scrollbar-width: none;
}

.horizontal-products::-webkit-scrollbar {
    display: none;
}

.horizontal-product {
    width: 120px;
    flex-shrink: 0;
    text-decoration: none;
    color: var(--text-primary);
}

.h-product-image {
    height: 120px;
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
}

.h-product-info {
    text-align: center;
}

.h-product-price {
    font-size: 14px;
    color: var(--neon-pink);
    font-weight: 500;
}

/* 社区页面 */
.community-categories {
    display: flex;
    overflow-x: auto;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    scrollbar-width: none;
}

.community-categories::-webkit-scrollbar {
    display: none;
}

.hot-topics {
    margin-bottom: var(--space-lg);
}

.topic-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
}

.topic-banner {
    padding: var(--space-lg) var(--space-md);
    position: relative;
}

.topic-label {
    display: inline-block;
    background: rgba(0,0,0,0.3);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 12px;
    margin-bottom: var(--space-sm);
}

.topic-stats {
    display: flex;
    justify-content: space-between;
    padding: var(--space-md);
}

.topic-stat {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: var(--text-secondary);
}

.topic-stat .material-icons {
    font-size: 16px;
    margin-right: var(--space-xs);
}

.community-posts {
    margin-bottom: var(--space-lg);
}

.post-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
    display: block;
    text-decoration: none;
    color: var(--text-primary);
}

.post-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-md);
}

.post-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    object-fit: cover;
    margin-right: var(--space-sm);
}

.post-info {
    flex: 1;
}

.post-author {
    font-weight: 500;
}

.post-meta {
    font-size: 12px;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.verified-badge {
    display: flex;
    align-items: center;
    color: var(--primary);
}

.verified-badge .material-icons {
    font-size: 12px;
    margin-right: 2px;
}

.post-more {
    color: var(--text-tertiary);
}

.post-content {
    margin-bottom: var(--space-md);
}

.post-images {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.post-image {
    flex: 1;
    height: 120px;
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-sm);
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.post-tag {
    color: var(--primary);
    font-size: 14px;
}

.post-actions {
    display: flex;
    gap: var(--space-lg);
    color: var(--text-tertiary);
}

.post-action {
    display: flex;
    align-items: center;
    font-size: 14px;
}

.post-action .material-icons {
    font-size: 18px;
    margin-right: var(--space-xs);
}

.groups-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.group-card {
    display: flex;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-light);
    text-decoration: none;
    color: var(--text-primary);
}

.group-image {
    width: 100px;
    height: 100px;
    background-size: cover;
    background-position: center;
}

.group-content {
    flex: 1;
    padding: var(--space-md);
}

.group-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin: var(--space-xs) 0 var(--space-sm);
}

.group-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.group-members {
    display: flex;
    align-items: center;
}

.member-avatars {
    display: flex;
    margin-right: var(--space-sm);
}

.member-avatar {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    border: 2px solid var(--bg-card);
    margin-left: -8px;
}

.member-avatar:first-child {
    margin-left: 0;
}

.member-count {
    font-size: 14px;
    color: var(--text-tertiary);
}

.group-activity {
    display: flex;
    align-items: center;
    font-size: 12px;
    color: var(--neon-pink);
}

.group-activity .material-icons {
    font-size: 14px;
    margin-right: 2px;
}
.create-post-fab {
    position: absolute;
    bottom: 86px;  /* 调整到导航栏高度中间 */
    right: 20px;
    width: 36px;  /* 减小尺寸以适应导航栏 */
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    box-shadow: var(--shadow-card);
    z-index: 10;
    cursor: pointer;
    transition: all 0.2s ease;
}

.create-post-fab:hover {
    transform: scale(1.05);
    background: var(--primary-dark);
}

.create-post-fab .material-icons {
    font-size: 20px;  /* 减小图标尺寸 */
}

#community .header {
    position: relative;  /* 让header成为定位上下文 */
}



.details-content {
    display: none;
    padding: var(--space-md);
}

.details-content.active {
    display: block;
}
/* 移除之前的content相关样式，因为不再需要了 */

/* 知识库页面 */
.knowledge-categories {
    display: flex;
    overflow-x: auto;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    scrollbar-width: none;
}

.knowledge-categories::-webkit-scrollbar {
    display: none;
}

.featured-knowledge {
    margin-bottom: var(--space-lg);
}

.featured-article {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: block;
    text-decoration: none;
    color: var(--text-primary);
}

.featured-image {
    height: 180px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.featured-label {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    background: var(--primary);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 12px;
}

.featured-content {
    padding: var(--space-md);
}

.featured-content p {
    color: var(--text-secondary);
    font-size: 14px;
    margin: var(--space-sm) 0 var(--space-md);
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.article-author {
    display: flex;
    align-items: center;
    font-size: 14px;
}

.article-author .avatar {
    margin-right: var(--space-xs);
}

.article-stats {
    font-size: 14px;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
}

.article-stats .material-icons {
    font-size: 16px;
    margin-right: 2px;
}

.knowledge-sections {
    margin-bottom: var(--space-lg);
}

.knowledge-section {
    margin-bottom: var(--space-lg);
}

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

.more-link {
    color: var(--primary);
    font-size: 14px;
    text-decoration: none;
}

.classics-container {
    display: flex;
    gap: var(--space-md);
    overflow-x: auto;
    padding-bottom: var(--space-sm);
    scrollbar-width: none;
}

.classics-container::-webkit-scrollbar {
    display: none;
}

.classic-card {
    width: 100px;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
}

.classic-image {
    width: 100px;
    height: 140px;
    margin-bottom: var(--space-sm);
}

.classic-book {
    width: 100%;
    height: 100%;
}

.classic-info h4 {
    font-size: 14px;
    margin-bottom: var(--space-xs);
}

.classic-author {
    font-size: 12px;
    color: var(--text-tertiary);
}

.research-card {
    display: flex;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-light);
    text-decoration: none;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.research-preview {
    width: 120px;
    position: relative;
}

.research-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

.research-type {
    position: absolute;
    bottom: var(--space-sm);
    left: var(--space-sm);
    background: rgba(0,0,0,0.7);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 12px;
}

.research-content {
    flex: 1;
    padding: var(--space-md);
}

.research-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin: var(--space-sm) 0 var(--space-md);
}

.research-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-tertiary);
}

.guides-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.guide-card {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    border: 1px solid var(--border-light);
    text-decoration: none;
    color: var(--text-primary);
}

.guide-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-md);
}

.guide-icon .material-icons {
    font-size: 20px;
    color: white;
}

.guide-info {
    flex: 1;
}

.guide-meta {
    display: flex;
    align-items: center;
    font-size: 12px;
    color: var(--text-tertiary);
    margin-top: var(--space-xs);
}

.guide-meta .material-icons {
    font-size: 14px;
    margin-right: 2px;
}

.guide-arrow {
    color: var(--text-tertiary);
}

/* 计划详情页 */
.plan-hero {
    text-align: center;
    margin: var(--space-md) 0 var(--space-lg);
}

.plan-progress-detail {
    margin-top: var(--space-md);
}

.progress-bar-large {
    height: 8px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-xs);
}

.plan-day {
    text-align: right;
    font-size: 14px;
    color: var(--text-secondary);
}

.today-schedule-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
}

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

.schedule-date {
    font-size: 14px;
    color: var(--text-tertiary);
}

.schedule-item {
    display: flex;
    margin-bottom: var(--space-md);
}

.schedule-time {
    width: 50px;
    color: var(--text-tertiary);
    font-size: 14px;
    padding-top: var(--space-sm);
}

.schedule-content {
    flex: 1;
    display: flex;
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.schedule-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-md);
}

.schedule-icon .material-icons {
    font-size: 20px;
    color: white;
}

.schedule-detail {
    flex: 1;
}

.schedule-detail h4 {
    margin-bottom: var(--space-xs);
}

.schedule-detail p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.schedule-link {
    font-size: 14px;
    color: var(--primary);
    text-decoration: none;
    display: inline-block;
}

.daily-tracking-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
}

.tracking-metrics {
    margin-top: var(--space-md);
}

.tracking-item {
    margin-bottom: var(--space-md);
}

.tracking-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.tracking-input-container {
    position: relative;
}

.tracking-scale {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-xs);
}

.scale-point {
    font-size: 12px;
    color: var(--text-tertiary);
}

.tracking-range {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius-full);
    outline: none;
}

.tracking-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
}

.tracking-notes {
    margin-top: var(--space-lg);
    margin-bottom: var(--space-md);
}

.notes-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.notes-input {
    width: 100%;
    height: 100px;
    padding: var(--space-md);
    background: var(--bg-card-hover);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 14px;
    resize: none;
}

.notes-input:focus {
    outline: none;
    border-color: var(--primary);
}

.plan-tips-card {
    background: rgba(255, 222, 89, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--neon-yellow);
}

.tips-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.tips-header .material-icons {
    color: var(--neon-yellow);
    margin-right: var(--space-sm);
}

.tips-content {
    color: var(--text-secondary);
    font-size: 14px;
}

.tips-content p {
    margin-bottom: var(--space-sm);
}

.plan-community-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
}

.community-preview {
    margin-top: var(--space-md);
}

.community-members {
    display: flex;
    margin-bottom: var(--space-md);
}

.member-avatars {
    display: flex;
    margin-right: var(--space-md);
}

.members-info {
    flex: 1;
}

.members-count {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.active-now {
    font-size: 12px;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
}

.members-more {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.1);
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    border: 2px solid var(--bg-card);
    margin-left: -10px;
}

/* 症状导航器页面 */
.symptom-intro {
    text-align: center;
    margin: var(--space-lg) 0;
}

.symptom-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-full);
    background: var(--neon-pink);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
}

.symptom-icon .material-icons {
    font-size: 36px;
    color: white;
}

.symptom-intro h3 {
    margin-bottom: var(--space-sm);
}

.symptom-intro p {
    color: var(--text-secondary);
    font-size: 14px;
}

.symptoms-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.symptom-item {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: all 0.2s ease;
}

.symptom-item:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
}

.symptom-icon-small {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-sm);
}

.symptom-icon-small .material-icons {
    font-size: 20px;
    color: var(--text-primary);
}

.symptom-name {
    font-size: 14px;
}

.selected-symptom-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
}

.selected-symptom-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-md);
}

.selected-symptom-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--neon-pink);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-md);
}

.selected-symptom-icon .material-icons {
    font-size: 20px;
    color: white;
}

.solution-steps {
    margin-bottom: var(--space-md);
}

.solution-step {
    display: flex;
    margin-bottom: var(--space-md);
}

.step-number {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    margin-right: var(--space-md);
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h4 {
    margin-bottom: var(--space-xs);
}

.step-content p {
    font-size: 14px;
    color: var(--text-secondary);
}

.solution-decision {
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
}

.decision-question {
    font-weight: 500;
    margin-bottom: var(--space-md);
    text-align: center;
}

.decision-options {
    display: flex;
    gap: var(--space-md);
}

.decision-options .button {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
}

.serious-warning {
    background: rgba(255, 222, 89, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    display: flex;
}

.warning-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--neon-yellow);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-md);
    flex-shrink: 0;
}

.warning-icon .material-icons {
    font-size: 20px;
    color: var(--bg-dark);
}

.warning-content {
    flex: 1;
}

.warning-content h4 {
    margin-bottom: var(--space-sm);
    color: var(--neon-yellow);
}

.warning-content p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.warning-content ul {
    padding-left: var(--space-lg);
    font-size: 14px;
    color: var(--text-secondary);
}

.solution-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* 古籍详情页 */
.classic-header {
    text-align: center;
    margin: var(--space-lg) 0;
}

.classic-illustration {
    width: 200px;
    height: 200px;
    margin: 0 auto var(--space-md);
}

.classic-scroll {
    width: 100%;
    height: 100%;
}

.classic-info {
    margin-top: var(--space-sm);
    color: var(--text-secondary);
}

.classic-author {
    font-size: 14px;
    margin-bottom: var(--space-xs);
}

.classic-type {
    font-size: 14px;
    color: var(--text-tertiary);
}

.classic-content-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
    overflow: hidden;
}

.content-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-light);
}

.content-tab {
    flex: 1;
    text-align: center;
    padding: var(--space-md);
    color: var(--text-tertiary);
    cursor: pointer;
}

.content-tab.active {
    color: var(--primary);
    border-bottom: 2px solid var(--primary);
}

.original-content {
    padding: var(--space-md);
}

.original-paragraph {
    display: flex;
    margin-bottom: var(--space-md);
}

.paragraph-text {
    flex: 1;
    position: relative;
}

.ancient-text {
    font-family: 'Noto Serif SC', serif;
    line-height: 1.8;
}

.translation-panel {
    background: var(--bg-card-hover);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-top: var(--space-sm);
}

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

.close-translation {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
}

.expert-note {
    background: rgba(140, 82, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-top: var(--space-md);
    display: flex;
}

.expert-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    margin-right: var(--space-md);
}

.expert-comment {
    flex: 1;
}

.expert-name {
    color: var(--primary);
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.paragraph-interaction {
    margin-left: var(--space-md);
}

.interaction-button {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.1);
    color: var(--text-tertiary);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.interaction-button.active {
    background: var(--primary);
    color: white;
}

.related-classics-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
}

.related-classics {
    margin-top: var(--space-md);
}

.related-classic {
    display: flex;
    align-items: center;
    padding: var(--space-md);
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
    text-decoration: none;
    color: var(--text-primary);
}

.related-classic-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-md);
}

.related-classic-icon .material-icons {
    font-size: 20px;
    color: white;
}

.related-classic-info {
    flex: 1;
}

.related-classic-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}

/* 产品详情页 */
.product-gallery {
    margin-bottom: var(--space-md);
}

.product-image-large {
    height: 240px;
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.product-thumbnails {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--bg-card);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.product-thumbnail {
    width: 60px;
    height: 60px;
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
}

.product-thumbnail.active {
    border-color: var(--primary);
}

.product-info-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
}

.product-price-large {
    font-size: 24px;
    font-weight: 600;
    color: var(--neon-pink);
    margin: var(--space-sm) 0;
}

.product-rating-large {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-md);
}

.rating-stars {
    display: flex;
    color: var(--neon-yellow);
    margin-right: var(--space-sm);
}

.rating-value {
    font-weight: 600;
    margin-right: var(--space-sm);
}

.rating-count {
    font-size: 14px;
    color: var(--text-tertiary);
}

.product-details-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
    overflow: hidden;
}

.details-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-light);
    overflow-x: auto;
    scrollbar-width: none;
}

.details-tabs::-webkit-scrollbar {
    display: none;
}

.details-tab {
    padding: var(--space-md);
    color: var(--text-tertiary);
    white-space: nowrap;
    cursor: pointer;
}

.details-tab.active {
    color: var(--primary);
    border-bottom: 2px solid var(--primary);
}

.product-description {
    padding: var(--space-md);
}

.product-description p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.product-features {
    margin-bottom: var(--space-md);
}

.product-feature {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--space-md);
}

.feature-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: rgba(140, 82, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-md);
}

.feature-icon .material-icons {
    font-size: 20px;
    color: var(--primary);
}

.feature-info {
    flex: 1;
}

.feature-info h4 {
    margin-bottom: var(--space-xs);
}

.feature-info p {
    font-size: 14px;
    color: var(--text-secondary);
}

.product-data {
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.data-chart {
    margin-top: var(--space-md);
}

.satisfaction-chart {
    width: 100%;
    height: 150px;
}

.chart-caption {
    font-size: 12px;
    color: var(--text-tertiary);
    text-align: center;
    margin-top: var(--space-sm);
}

.traditional-origin-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
}

.origin-content {
    margin-top: var(--space-md);
}

.origin-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.origin-comparison {
    display: flex;
    align-items: center;
}

.origin-side {
    flex: 1;
    text-align: center;
}

.origin-title {
    font-weight: 500;
    margin-bottom: var(--space-md);
}

.origin-ingredients {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.origin-ingredient {
    background: rgba(255,255,255,0.05);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
}

.origin-ingredient.modern {
    background: rgba(140, 82, 255, 0.1);
    color: var(--primary);
}

.origin-divider {
    width: 60px;
    display: flex;
    justify-content: center;
}

.origin-arrow {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-reviews-preview {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--border-light);
}

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

.review-card {
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.review-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-md);
}

.review-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    margin-right: var(--space-sm);
}

.review-info {
    flex: 1;
}

.review-author {
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.review-rating {
    display: flex;
    color: var(--neon-yellow);
}

.review-date {
    font-size: 12px;
    color: var(--text-tertiary);
}

.review-content {
    margin-bottom: var(--space-md);
}

.review-content p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

.review-images {
    display: flex;
    gap: var(--space-sm);
}

.review-image {
    width: 80px;
    height: 80px;
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-sm);
}

.product-purchase-bar {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    width: 100%;
    margin-bottom: var(--space-md);
}

#product-detail .product-purchase-bar {
    width: 100%;
}

#product-detail .content {
    padding-bottom: var(--space-md);
}


.purchase-options {
    display: flex;
    overflow-x: auto;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    scrollbar-width: none;
}

.purchase-options::-webkit-scrollbar {
    display: none;
}

.purchase-option {
    background: rgba(255,255,255,0.05);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    flex: 1;
    text-align: center;
    border: 1px solid var(--border-light);
    cursor: pointer;
}

.purchase-option.active {
    background: rgba(140, 82, 255, 0.1);
    border-color: var(--primary);
}

.option-name {
    font-size: 14px;
    margin-bottom: var(--space-xs);
}

.option-price {
    font-weight: 500;
    color: var(--neon-pink);
}

.purchase-buttons {
    display: flex;
    gap: var(--space-md);
}

/* AI assistant Chat styles */
.ai-chat-container {
    display: flex;
    flex-direction: column;
    height: calc(100% - 60px);
    overflow-y: auto;
    padding-bottom: var(--space-md);
}

.chat-welcome {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    margin-bottom: var(--space-md);
}

.ai-avatar {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary), var(--neon-pink));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
}

.ai-avatar .material-icons {
    font-size: 40px;
    color: white;
}

.chat-welcome h3 {
    margin-bottom: var(--space-sm);
}

.chat-welcome p {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.suggested-questions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
}

.suggestion-chip {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    padding: var(--space-sm) var(--space-md);
    font-size: 14px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.suggestion-chip:hover {
    background: rgba(140, 82, 255, 0.1);
    border-color: var(--primary);
    color: var(--primary);
}

.ai-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 0 var(--space-md);
}

.ai-message {
    display: flex;
    margin-bottom: var(--space-md);
}

.ai-message.user {
    flex-direction: row-reverse;
}

.ai-message-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-sm);
    flex-shrink: 0;
}

.ai-message.user .ai-message-avatar {
    margin-right: 0;
    margin-left: var(--space-sm);
    background: var(--bg-card);
}

.ai-message-avatar .material-icons {
    font-size: 20px;
    color: white;
}

.ai-message.user .ai-message-avatar .material-icons {
    color: var(--text-primary);
}

.ai-message-content {
    max-width: 80%;
}

.ai-message-bubble {
    background: var(--bg-card);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    line-height: 1.5;
}

.ai-message.user .ai-message-bubble {
    background: var(--primary);
    color: white;
}

.ai-message-time {
    font-size: 12px;
    color: var(--text-tertiary);
    text-align: right;
}

.ai-thinking {
    display: flex;
    margin-bottom: var(--space-md);
}

.ai-thinking-dots {
    background: var(--bg-card);
    padding: var(--space-md);
    border-radius: var(--radius-md);
}

.ai-thinking-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--text-tertiary);
    margin-right: 4px;
    animation: thinking 1.4s infinite ease-in-out both;
}

.ai-thinking-dot:nth-child(1) {
    animation-delay: -0.32s;
}

.ai-thinking-dot:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes thinking {
    0%, 80%, 100% { 
        transform: scale(0);
    } 
    40% { 
        transform: scale(1.0);
    }
}

.ai-chat-input-container1 {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-card);
    padding: var(--space-md);
    display: flex;
    border-top: 1px solid var(--border-light);
    z-index: 100;
    width: 100%;
    max-width: 360px;
    left: 50%;
    transform: translateX(-50%);

}
.ai-chat-input-container {
    width: 100%;
    display: flex;

    /* max-width: none; */
    /* left: 0; */
    /* right: 0; */
    /* transform: none; */
}
#ai-chat .ai-chat-container {
    padding-bottom: 90px;
}
.ai-chat-input {
    flex: 1;
    background: var(--bg-dark);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    padding: var(--space-md) var(--space-lg);
    color: var(--text-primary);
    font-size: 16px;
}

.ai-chat-input:focus {
    outline: none;
    border-color: var(--primary);
}

.ai-send-button {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    margin-left: var(--space-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.ai-send-button:hover {
    background: var(--primary-dark);
}