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

/* 主题变量 */
:root {
    /* 默认主题 - 浅色模式 */
    --primary-color: #3498db;
    --secondary-color: #2ecc71;
    --background-color: #f5f5f5;
    --text-color: #333;
    --card-background: #fff;
    --border-color: #ddd;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --navbar-background: #fff;
    --footer-background: #333;
    --footer-text: #999;
}

/* 深色模式 */
body[data-theme="dark"] {
    --primary-color: #3498db;
    --secondary-color: #2ecc71;
    --background-color: #121212;
    --text-color: #e0e0e0;
    --card-background: #1e1e1e;
    --border-color: #333;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --navbar-background: #1e1e1e;
    --footer-background: #121212;
    --footer-text: #777;
}

/* 蓝色主题 */
body[data-theme="blue"] {
    --primary-color: #1a73e8;
    --secondary-color: #34a853;
    --background-color: #f0f4f8;
    --text-color: #202124;
    --card-background: #fff;
    --border-color: #d2e3fc;
    --shadow-color: rgba(26, 115, 232, 0.1);
    --navbar-background: #fff;
    --footer-background: #202124;
    --footer-text: #9aa0a6;
}

/* 绿色主题 */
body[data-theme="green"] {
    --primary-color: #34a853;
    --secondary-color: #1a73e8;
    --background-color: #f0f9f0;
    --text-color: #202124;
    --card-background: #fff;
    --border-color: #d4edda;
    --shadow-color: rgba(52, 168, 83, 0.1);
    --navbar-background: #fff;
    --footer-background: #202124;
    --footer-text: #9aa0a6;
}

/* 紫色主题 */
body[data-theme="purple"] {
    --primary-color: #9c27b0;
    --secondary-color: #ff9800;
    --background-color: #f8f0ff;
    --text-color: #333;
    --card-background: #fff;
    --border-color: #e1bee7;
    --shadow-color: rgba(156, 39, 176, 0.1);
    --navbar-background: #fff;
    --footer-background: #333;
    --footer-text: #999;
}

/* 橙色主题 */
body[data-theme="orange"] {
    --primary-color: #ff9800;
    --secondary-color: #e91e63;
    --background-color: #fff8f0;
    --text-color: #333;
    --card-background: #fff;
    --border-color: #ffe0b2;
    --shadow-color: rgba(255, 152, 0, 0.1);
    --navbar-background: #fff;
    --footer-background: #333;
    --footer-text: #999;
}

/* 红色主题 */
body[data-theme="red"] {
    --primary-color: #e91e63;
    --secondary-color: #ff9800;
    --background-color: #fff0f0;
    --text-color: #333;
    --card-background: #fff;
    --border-color: #fadbd8;
    --shadow-color: rgba(233, 30, 99, 0.1);
    --navbar-background: #fff;
    --footer-background: #333;
    --footer-text: #999;
}

/* 科技主题 */
body[data-theme="tech"] {
    --primary-color: #00bcd4;
    --secondary-color: #ff4081;
    --background-color: #0a1929;
    --text-color: #e0e0e0;
    --card-background: #172a45;
    --border-color: #2c3e50;
    --shadow-color: rgba(0, 188, 212, 0.2);
    --navbar-background: #172a45;
    --footer-background: #0a1929;
    --footer-text: #777;
}

/* 复古主题 */
body[data-theme="vintage"] {
    --primary-color: #8b4513;
    --secondary-color: #228b22;
    --background-color: #f5f5dc;
    --text-color: #3e2723;
    --card-background: #fffaf0;
    --border-color: #d2b48c;
    --shadow-color: rgba(139, 69, 19, 0.1);
    --navbar-background: #fffaf0;
    --footer-background: #3e2723;
    --footer-text: #d2b48c;
}

/* 极简主题 */
body[data-theme="minimal"] {
    --primary-color: #666;
    --secondary-color: #999;
    --background-color: #fafafa;
    --text-color: #333;
    --card-background: #fff;
    --border-color: #e0e0e0;
    --shadow-color: rgba(0, 0, 0, 0.05);
    --navbar-background: #fff;
    --footer-background: #f5f5f5;
    --footer-text: #999;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    transition: all 0.3s ease;
}

.theme-transition {
    transition: all 0.3s ease;
}

.container {
    width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.navbar {
    background-color: var(--navbar-background);
    box-shadow: 0 2px 4px var(--shadow-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo a {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

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

.login-btn {
    background-color: var(--primary-color);
    color: #fff !important;
    padding: 8px 16px;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.login-btn:hover {
    background-color: var(--primary-color);
    opacity: 0.9 !important;
}

.theme-switcher {
    margin-left: 20px;
}

.theme-switcher select {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--card-background);
    color: var(--text-color);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
}

.theme-switcher select:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

/* 英雄区域 */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    padding: 100px 0;
    text-align: center;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.hero p {
    font-size: 18px;
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 16px;
    font-weight: bold;
    transition: all 0.3s;
}

.btn.primary {
    background-color: #fff;
    color: var(--primary-color);
}

.btn.primary:hover {
    background-color: #f8f9fa;
    transform: translateY(-2px);
}

.btn.secondary {
    background-color: rgba(255, 255, 255, 0.2);
    color: #fff;
    border: 2px solid #fff;
}

.btn.secondary:hover {
    background-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* 特色功能 */
.features {
    padding: 80px 0;
    background-color: var(--card-background);
}

.features h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
    color: var(--text-color);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-item {
    text-align: center;
    padding: 30px;
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s;
    box-shadow: 0 2px 4px var(--shadow-color);
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--shadow-color);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.feature-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--text-color);
}

.feature-item p {
    color: var(--text-color);
    opacity: 0.8;
}

/* VR内容展示 */
.vr-showcase {
    padding: 80px 0;
    background-color: var(--background-color);
}

.vr-showcase h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
    color: var(--text-color);
}

.vr-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.vr-item {
    background-color: var(--card-background);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px var(--shadow-color);
    transition: all 0.3s;
    border: 1px solid var(--border-color);
}

.vr-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--shadow-color);
}

.vr-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.vr-item h3 {
    padding: 20px;
    font-size: 18px;
    color: var(--text-color);
}

.vr-item p {
    padding: 0 20px 20px;
    color: var(--text-color);
    opacity: 0.8;
}

.vr-item .btn {
    margin: 0 20px 20px;
    width: calc(100% - 40px);
    text-align: center;
    background-color: var(--primary-color);
    color: #fff;
}

.vr-item .btn:hover {
    background-color: var(--primary-color);
    opacity: 0.9;
}

/* 商城推荐 */
.products-showcase {
    padding: 80px 0;
    background-color: var(--card-background);
}

.products-showcase h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
    color: var(--text-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.product-item {
    background-color: var(--card-background);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px var(--shadow-color);
    transition: all 0.3s;
    border: 1px solid var(--border-color);
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--shadow-color);
}

.product-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.product-item h3 {
    padding: 20px;
    font-size: 18px;
    color: var(--text-color);
}

.product-item .price {
    padding: 0 20px 20px;
    font-size: 20px;
    font-weight: bold;
    color: #e74c3c;
}

.product-item .btn {
    margin: 0 20px 20px;
    width: calc(100% - 40px);
    text-align: center;
    background-color: var(--secondary-color);
    color: #fff;
}

.product-item .btn:hover {
    background-color: var(--secondary-color);
    opacity: 0.9;
}

/* 底部信息 */
.footer {
    background-color: var(--footer-background);
    color: #fff;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.footer-logo p {
    color: var(--footer-text);
}

.footer-links h4 {
    font-size: 18px;
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    color: var(--footer-text);
    text-decoration: none;
    margin-bottom: 10px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #fff;
}

.footer-contact h4 {
    font-size: 18px;
    margin-bottom: 20px;
}

.footer-contact p {
    color: var(--footer-text);
    margin-bottom: 10px;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    text-align: center;
    color: var(--footer-text);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .container {
        width: 90%;
    }
}

@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 10px;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero h1 {
        font-size: 36px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .feature-grid,
    .vr-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }

    .user-sidebar {
        width: 100%;
        float: none;
    }

    .user-content {
        margin-left: 0;
        padding-top: 20px;
    }

    .vr-detail .vr-player {
        height: 300px;
    }

    .form-container {
        padding: 20px;
        margin: 40px auto;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 28px;
    }

    .hero p {
        font-size: 16px;
    }

    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    .feature-item,
    .vr-item,
    .product-item {
        padding: 20px;
    }

    .vr-detail .container,
    .product-detail .container {
        padding: 20px;
    }

    .vr-detail .vr-player {
        height: 200px;
    }
}

/* 移动端触摸优化 */
@media (hover: none) and (pointer: coarse) {
    .btn,
    .nav-links a,
    .login-btn {
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
    }

    .feature-item,
    .vr-item,
    .product-item {
        transform: none !important;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
    }

    .feature-item:active,
    .vr-item:active,
    .product-item:active {
        transform: scale(0.98) !important;
    }
}

/* VR查看器响应式设计 */
#vr-container {
    width: 100%;
    height: 100vh;
    position: relative;
    overflow: hidden;
}

@media (max-width: 768px) {
    #vr-container {
        height: 80vh;
    }
}

@media (max-width: 480px) {
    #vr-container {
        height: 70vh;
    }
}

/* 热点内容响应式设计 */
.hotspot-content {
    max-width: 90% !important;
    max-height: 70vh !important;
}

@media (max-width: 480px) {
    .hotspot-content {
        padding: 15px !important;
        font-size: 14px !important;
    }
}

/* 滚动条优化 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* 表单样式 */
.login-register {
    min-height: calc(100vh - 160px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 40px 20px;
}

/* 登录注册响应式 */
@media (max-width: 480px) {
    .login-register {
        padding: 20px 15px;
        align-items: flex-start;
        padding-top: 40px;
    }

    .form-container {
        padding: 30px 20px;
        border-radius: 12px;
    }

    .form-container h2 {
        font-size: 20px;
        margin-bottom: 25px;
    }

    .form-tabs {
        margin-bottom: 25px;
    }

    .form-tabs button {
        padding: 10px;
        font-size: 14px;
    }

    .input-with-code {
        flex-direction: column;
        gap: 10px;
    }

    .input-with-code .code-btn {
        width: 100%;
    }

    .social-buttons {
        flex-wrap: wrap;
    }

    .social-btn {
        max-width: calc(50% - 6px);
        padding: 12px 8px;
    }

    .form-group.remember .forgot-password {
        margin-left: 0;
        width: 100%;
        text-align: right;
    }
}

.form-container {
    width: 100%;
    max-width: 440px;
    background-color: #fff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.form-container h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
    font-size: 24px;
    font-weight: 600;
}

.form-tabs {
    display: flex;
    margin-bottom: 30px;
    background-color: #f0f0f0;
    border-radius: 8px;
    padding: 4px;
}

.form-tabs button {
    flex: 1;
    padding: 12px;
    background: transparent;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-tabs button.active {
    background-color: #fff;
    color: #667eea;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.2);
}

.form-tabs button:hover:not(.active) {
    color: #333;
}

.form-content {
    display: none;
}

.form-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
    font-size: 14px;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="tel"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 15px;
    color: #333;
    background-color: #fafafa;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.form-group input[type="text"]:placeholder,
.form-group input[type="password"]:placeholder,
.form-group input[type="tel"]:placeholder,
.form-group input[type="email"]:placeholder {
    color: #999;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    background-color: #fff;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
}

.form-group input.error {
    border-color: #e74c3c;
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-8px); }
    75% { transform: translateX(8px); }
}

.form-group .btn,
.form-group button {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.form-group .btn:hover,
.form-group button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
}

.form-group .btn:active,
.form-group button:active {
    transform: translateY(0);
    box-shadow: 0 4px 10px rgba(102, 126, 234, 0.3);
}

.form-group .btn:disabled,
.form-group button:disabled {
    background: #ccc;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* 记住我 & 忘记密码 */
.form-group.remember {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.form-group.remember input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #667eea;
    cursor: pointer;
}

.form-group.remember label {
    display: inline;
    margin-bottom: 0;
    font-weight: normal;
    color: #666;
    cursor: pointer;
}

.form-group.remember .forgot-password {
    margin-left: auto;
    color: #667eea;
    font-size: 14px;
    text-decoration: none;
    transition: color 0.3s;
}

.form-group.remember .forgot-password:hover {
    color: #764ba2;
    text-decoration: underline;
}

/* 带验证码输入框 */
.input-with-code {
    display: flex;
    gap: 10px;
}

.input-with-code input {
    flex: 1;
}

.input-with-code .code-btn {
    width: 120px;
    padding: 14px 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.input-with-code .code-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.input-with-code .code-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

/* 协议同意 */
.form-group.agree {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group.agree input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #667eea;
    cursor: pointer;
}

.form-group.agree label {
    display: inline;
    margin-bottom: 0;
    font-weight: normal;
    color: #666;
    font-size: 13px;
    line-height: 1.5;
}

.form-group.agree a {
    color: #667eea;
    text-decoration: none;
}

.form-group.agree a:hover {
    text-decoration: underline;
}

/* 社交登录 */
.social-login {
    margin-top: 30px;
    padding-top: 25px;
    border-top: 1px solid #eee;
    text-align: center;
}

.social-login p {
    margin: 0 0 15px;
    color: #999;
    font-size: 13px;
}

.social-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.social-btn {
    flex: 1;
    max-width: 100px;
    padding: 10px 8px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    background: #fff;
    font-size: 13px;
    font-weight: 500;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
}

.social-btn:hover {
    border-color: #667eea;
    color: #667eea;
    background: #f8f6ff;
    transform: translateY(-2px);
}

.social-btn.wechat {
    background: #07c160;
    border-color: #07c160;
    color: #fff;
}

.social-btn.wechat:hover {
    background: #06ad56;
    border-color: #06ad56;
    color: #fff;
}

.social-btn.douyin {
    background: #000;
    border-color: #000;
    color: #fff;
}

.social-btn.douyin:hover {
    background: #333;
    border-color: #333;
    color: #fff;
}

.social-btn.qq {
    background: #12b7f5;
    border-color: #12b7f5;
    color: #fff;
}

.social-btn.qq:hover {
    background: #0fa0db;
    border-color: #0fa0db;
    color: #fff;
}

/* 错误提示 */
.form-error {
    color: #e74c3c;
    font-size: 12px;
    margin-top: 6px;
    display: none;
}

.form-error.show {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* 成功提示 */
.form-success {
    color: #27ae60;
    font-size: 14px;
    margin-top: 10px;
    text-align: center;
    padding: 12px;
    background: #e8f8f0;
    border-radius: 8px;
    display: none;
}

.form-success.show {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* 用户中心样式 - 现代UI设计 */
.user-center {
    padding: 40px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    min-height: calc(100vh - 200px);
}

.user-center .container {
    display: flex;
    background-color: #fff;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    max-width: 1200px;
}

/* 侧边栏 */
.user-sidebar {
    width: 240px;
    background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
    padding: 30px 0;
    flex-shrink: 0;
}

.user-sidebar h3 {
    margin-bottom: 30px;
    color: #fff;
    font-size: 20px;
    font-weight: 600;
    padding: 0 25px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding-bottom: 20px;
}

.user-sidebar ul {
    list-style: none;
}

.user-sidebar li {
    margin-bottom: 5px;
}

.user-sidebar a {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    padding: 14px 25px;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.user-sidebar a:hover {
    color: #fff;
    background: rgba(255,255,255,0.15);
    border-left-color: #fff;
}

.user-sidebar a.active {
    color: #fff;
    background: rgba(255,255,255,0.2);
    border-left-color: #fff;
}

/* 图标样式 */
.sidebar-icon {
    width: 20px;
    height: 20px;
    display: inline-block;
}

/* 内容区域 */
.user-content {
    flex: 1;
    padding: 40px;
    min-height: 600px;
}

.user-content h2 {
    margin-bottom: 30px;
    color: #333;
    font-size: 24px;
    font-weight: 600;
}

/* 内容区块显示/隐藏 */
.content-section {
    display: none;
}

.content-section.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* 个人资料卡片 */
.profile-info {
    display: flex;
    gap: 40px;
    margin-bottom: 30px;
}

.avatar {
    text-align: center;
}

.avatar img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid #667eea;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    margin-bottom: 15px;
}

.avatar .btn {
    padding: 10px 25px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.avatar .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.info-form {
    flex: 1;
}

.info-form .form-group {
    margin-bottom: 20px;
}

.info-form label {
    display: block;
    margin-bottom: 8px;
    color: #666;
    font-size: 14px;
    font-weight: 500;
}

.info-form input,
.info-form select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.3s ease;
    background: #fafafa;
}

.info-form input:focus,
.info-form select:focus {
    border-color: #667eea;
    background: #fff;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    outline: none;
}

.info-form input:disabled {
    background: #f5f5f5;
    color: #999;
    cursor: not-allowed;
}

.info-form .btn.primary {
    padding: 12px 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.info-form .btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

/* 订单筛选 */
.order-filter {
    display: flex;
    gap: 10px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.order-filter button {
    padding: 10px 20px;
    background: #f5f5f5;
    border: none;
    border-radius: 20px;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.order-filter button:hover {
    background: #e0e0e0;
}

.order-filter button.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

/* 订单列表 */
.order-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.order-item {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
}

.order-item:hover {
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}

.order-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #f0f0f0;
}

.order-id {
    color: #999;
    font-size: 14px;
}

.order-status {
    color: #667eea;
    font-weight: 500;
}

.order-body p {
    margin-bottom: 8px;
    color: #666;
    font-size: 15px;
}

.order-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #f0f0f0;
}

.order-time {
    color: #999;
    font-size: 14px;
}

.order-actions {
    display: flex;
    gap: 10px;
}

.order-actions .btn {
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.order-actions .btn.primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
}

.order-actions .btn:not(.primary) {
    background: #f5f5f5;
    color: #666;
    border: none;
}

/* 钱包 */
.wallet-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 30px;
    border-radius: 12px;
    margin-bottom: 30px;
    color: #fff;
}

.wallet-info .balance h3 {
    font-size: 14px;
    font-weight: 400;
    opacity: 0.9;
    margin-bottom: 10px;
}

.wallet-info .balance .amount {
    font-size: 36px;
    font-weight: 600;
}

.wallet-actions {
    display: flex;
    gap: 15px;
}

.wallet-actions .btn {
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.wallet-actions .btn.primary {
    background: #fff;
    color: #667eea;
    border: none;
}

.wallet-actions .btn.secondary {
    background: rgba(255,255,255,0.2);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.5);
}

/* 优惠券卡片 */
.coupon-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.coupon-item {
    background: linear-gradient(135deg, #ff9966 0%, #ff5e62 100%);
    border-radius: 12px;
    padding: 20px;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.coupon-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="rgba(255,255,255,0.1)"/></svg>');
    background-size: 30px 30px;
    opacity: 0.5;
}

.coupon-item .coupon-amount {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 10px;
}

.coupon-item .coupon-condition {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 15px;
}

.coupon-item .coupon-expire {
    font-size: 12px;
    opacity: 0.8;
}

/* 收藏/历史卡片 */
.favorite-list,
.history-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.favorite-item,
.history-item {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.favorite-item:hover,
.history-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.favorite-item img,
.history-item img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.favorite-item .info,
.history-item .info {
    padding: 15px;
}

.favorite-item h4,
.history-item h4 {
    font-size: 16px;
    margin-bottom: 8px;
    color: #333;
}

.favorite-item p,
.history-item p {
    color: #666;
    font-size: 14px;
}

/* 设置表单 */
.settings-form .form-group {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 10px;
    margin-bottom: 15px;
}

.settings-form label {
    color: #333;
    font-weight: 500;
}

.settings-form p {
    color: #666;
    margin: 0;
}

.settings-form .btn {
    padding: 10px 25px;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 20px;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
}

.settings-form .btn:hover {
    border-color: #667eea;
    color: #667eea;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .user-center .container {
        flex-direction: column;
    }

    .user-sidebar {
        width: 100%;
        padding: 20px 0;
    }

    .user-sidebar ul {
        display: flex;
        flex-wrap: wrap;
        gap: 5px;
        padding: 0 15px;
    }

    .user-sidebar li {
        margin-bottom: 0;
    }

    .user-sidebar a {
        padding: 10px 15px;
        border-radius: 20px;
        border-left: none;
    }

    .user-content {
        padding: 20px;
    }

    .profile-info {
        flex-direction: column;
        align-items: center;
    }

    .wallet-info {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .order-filter {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 10px;
    }
}

/* VR内容详情页 */
.vr-detail {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.vr-detail .container {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 40px;
}

.vr-detail h2 {
    margin-bottom: 20px;
    color: #333;
}

.vr-detail .vr-player {
    width: 100%;
    height: 500px;
    margin-bottom: 30px;
    border-radius: 8px;
    overflow: hidden;
}

.vr-detail .vr-info {
    margin-bottom: 30px;
}

.vr-detail .vr-info h3 {
    margin-bottom: 10px;
    color: #333;
}

.vr-detail .vr-info p {
    color: #666;
    margin-bottom: 15px;
}

/* 商品详情页 */
.product-detail {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.product-detail .container {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 40px;
}

.product-detail .product-image {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 30px;
}

.product-detail h2 {
    margin-bottom: 20px;
    color: #333;
}

.product-detail .price {
    font-size: 24px;
    font-weight: bold;
    color: #e74c3c;
    margin-bottom: 20px;
}

.product-detail .description {
    margin-bottom: 30px;
    color: #666;
}

.product-detail .add-to-cart {
    background-color: #2ecc71;
    color: #fff;
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

.product-detail .add-to-cart:hover {
    background-color: #27ae60;
}

/* AR购物 */
.ar-shopping {
    padding: 80px 0;
    background-color: var(--background-color);
}

.ar-shopping .container {
    background-color: var(--card-background);
    border-radius: 8px;
    box-shadow: 0 2px 10px var(--shadow-color);
    padding: 40px;
    border: 1px solid var(--border-color);
}

.ar-shopping h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
    color: var(--text-color);
}

.ar-shopping-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
}

/* 商品选择 */
.product-selection {
    background-color: var(--card-background);
    border-radius: 8px;
    padding: 30px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 4px var(--shadow-color);
}

.product-selection h2 {
    text-align: left;
    font-size: 24px;
    margin-bottom: 20px;
}

.product-categories {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.category-btn {
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--card-background);
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s;
    font-size: 14px;
}

.category-btn:hover {
    background-color: var(--primary-color);
    color: #fff;
}

.category-btn.active {
    background-color: var(--primary-color);
    color: #fff;
}

.product-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-height: 500px;
    overflow-y: auto;
}

.product-list .product-item {
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: all 0.3s;
    box-shadow: 0 2px 4px var(--shadow-color);
}

.product-list .product-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--shadow-color);
}

.product-list .product-item img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: 4px;
}

.product-list .product-item h3 {
    font-size: 16px;
    margin: 0;
    color: var(--text-color);
}

.product-list .product-item .price {
    font-size: 18px;
    font-weight: bold;
    color: #e74c3c;
    margin: 0;
}

.select-product {
    padding: 8px 16px;
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
    font-size: 14px;
}

.select-product:hover {
    background-color: var(--primary-color);
    opacity: 0.9;
}

/* AR展示 */
.ar-display {
    background-color: var(--card-background);
    border-radius: 8px;
    padding: 30px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 4px var(--shadow-color);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.ar-display h2 {
    text-align: left;
    font-size: 24px;
    margin-bottom: 20px;
}

.ar-container {
    width: 100%;
    height: 500px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    background-color: #f0f0f0;
}

.ar-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.ar-controls button {
    padding: 10px 20px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--card-background);
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s;
    font-size: 14px;
}

.ar-controls button:hover {
    background-color: var(--primary-color);
    color: #fff;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .ar-shopping-container {
        grid-template-columns: 1fr;
    }

    .product-selection {
        order: 2;
    }

    .ar-display {
        order: 1;
    }

    .ar-container {
        height: 400px;
    }

    .product-list {
        max-height: 300px;
    }
}

@media (max-width: 480px) {
    .ar-container {
        height: 300px;
    }

    .product-categories {
        flex-direction: column;
    }

    .category-btn {
        width: 100%;
        text-align: center;
    }

    .ar-controls {
        flex-direction: column;
    }

    .ar-controls button {
        width: 100%;
    }
}

/* 智能客服 */
.chatbot {
    padding: 80px 0;
    background-color: var(--background-color);
}

.chatbot .container {
    background-color: var(--card-background);
    border-radius: 8px;
    box-shadow: 0 2px 10px var(--shadow-color);
    padding: 40px;
    border: 1px solid var(--border-color);
}

.chatbot-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

/* 聊天窗口 */
.chat-window {
    background-color: var(--card-background);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 4px var(--shadow-color);
    display: flex;
    flex-direction: column;
    height: 600px;
}

.chat-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--primary-color);
    color: #fff;
    border-radius: 8px 8px 0 0;
}

.chat-header h2 {
    margin: 0;
    font-size: 20px;
}

.chat-header p {
    margin: 5px 0 0;
    font-size: 14px;
    opacity: 0.8;
}

.chat-body {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background-color: #f9f9f9;
}

.message {
    margin-bottom: 15px;
    display: flex;
    flex-direction: column;
}

.bot-message {
    align-items: flex-start;
}

.user-message {
    align-items: flex-end;
}

.message-content {
    max-width: 70%;
    padding: 10px 15px;
    border-radius: 18px;
    font-size: 14px;
    line-height: 1.4;
}

.bot-message .message-content {
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 18px 18px 18px 4px;
}

.user-message .message-content {
    background-color: var(--primary-color);
    color: #fff;
    border-radius: 18px 18px 4px 18px;
}

.chat-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 10px;
}

.chat-footer input {
    flex: 1;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 14px;
    background-color: var(--card-background);
    color: var(--text-color);
}

.chat-footer input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.chat-footer button {
    padding: 0 20px;
    border: none;
    border-radius: 20px;
    background-color: var(--primary-color);
    color: #fff;
    cursor: pointer;
    transition: background-color 0.3s;
    font-size: 14px;
}

.chat-footer button:hover {
    background-color: var(--primary-color);
    opacity: 0.9;
}

/* 常见问题 */
.faq-section {
    background-color: var(--card-background);
    border-radius: 8px;
    padding: 30px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 4px var(--shadow-color);
}

.faq-section h3 {
    margin-bottom: 20px;
    color: var(--text-color);
    font-size: 18px;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s;
}

.faq-item:hover {
    box-shadow: 0 2px 4px var(--shadow-color);
}

.faq-question {
    width: 100%;
    padding: 15px;
    text-align: left;
    background-color: var(--card-background);
    border: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    color: var(--text-color);
    transition: all 0.3s;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question:hover {
    background-color: #f5f5f5;
}

.faq-answer {
    padding: 0 15px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s;
    background-color: #f9f9f9;
}

.faq-answer.active {
    padding: 15px;
    max-height: 200px;
}

.faq-answer p {
    margin: 0;
    font-size: 14px;
    color: var(--text-color);
    line-height: 1.4;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .chatbot-container {
        grid-template-columns: 1fr;
    }

    .chat-window {
        height: 500px;
    }

    .faq-section {
        order: 2;
    }
}

@media (max-width: 480px) {
    .chat-window {
        height: 400px;
    }

    .chat-header h2 {
        font-size: 18px;
    }

    .chat-body {
        padding: 10px;
    }

    .message-content {
        max-width: 85%;
        font-size: 13px;
    }

    .chat-footer {
        padding: 10px;
    }

    .chat-footer input {
        padding: 10px;
        font-size: 13px;
    }

    .chat-footer button {
        padding: 0 15px;
        font-size: 13px;
    }

    .faq-section {
        padding: 20px;
    }

    .faq-question {
        padding: 10px;
        font-size: 13px;
    }

    .faq-answer {
        padding: 0 10px;
    }

    .faq-answer.active {
        padding: 10px;
    }

    .faq-answer p {
        font-size: 13px;
    }
}

/* 滚动动画 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* 悬停效果 */
.hover-effect {
    transition: all 0.3s ease;
}

.hover-effect.hovered {
    transform: scale(1.03);
    box-shadow: 0 10px 20px var(--shadow-color) !important;
}

/* 按钮点击波纹效果 */
button, .btn {
    position: relative;
    overflow: hidden;
}

.ripple {
    position: absolute;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* 微交互效果 */
.micro-interaction {
    transition: all 0.15s ease;
}

.micro-interaction:active {
    transform: scale(0.98);
}

/* 加载动画优化 */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--background-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.fade-out {
    opacity: 0;
    visibility: hidden;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--border-color);
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* 页面过渡效果 */
.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary-color);
    z-index: 9999;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.page-transition.enter {
    transform: scaleX(1);
    transform-origin: right;
}

/* 骨架屏动画 */
.skeleton {
    background: linear-gradient(90deg, var(--border-color) 25%, rgba(255,255,255,0.2) 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: 4px;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-image {
    width: 100%;
    height: 200px;
    margin-bottom: 15px;
}

.skeleton-text {
    height: 16px;
    margin-bottom: 10px;
}

.skeleton-button {
    width: 60px;
    height: 32px;
    margin-top: 5px;
}

/* 视差效果 */
.parallax {
    transition: transform 0.1s ease-out;
}

/* 元素进入动画 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* 不同类型的进入动画 */
.animate-on-scroll.fade-up {
    opacity: 0;
    transform: translateY(30px);
}

.animate-on-scroll.fade-in {
    opacity: 0;
    transform: scale(0.95);
}

.animate-on-scroll.slide-in-left {
    opacity: 0;
    transform: translateX(-30px);
}

.animate-on-scroll.slide-in-right {
    opacity: 0;
    transform: translateX(30px);
}

.animate-on-scroll.zoom-in {
    opacity: 0;
    transform: scale(0.8);
}

.animate-on-scroll.rotate-in {
    opacity: 0;
    transform: rotate(-5deg) translateY(20px);
}

/* 移动端触摸反馈 */
.touch-feedback {
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.touch-feedback.touch-active {
    transform: scale(0.98);
    opacity: 0.8;
    transition: all 0.15s ease;
}

/* 个性化设置 */
.high-contrast {
    --primary-color: #0000ff;
    --secondary-color: #00ff00;
    --background-color: #000000;
    --text-color: #ffffff;
    --card-background: #1a1a1a;
    --border-color: #333333;
    --shadow-color: rgba(255, 255, 255, 0.1);
    --navbar-background: #1a1a1a;
    --footer-background: #000000;
    --footer-text: #cccccc;
}

/* 成功提示 */
.success-message {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: #2ecc71;
    color: white;
    padding: 12px 24px;
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 10000;
    animation: slideInRight 0.3s ease;
}

/* 入场引导 */
.intro-guide {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.intro-guide-content {
    background-color: var(--card-background);
    padding: 40px;
    border-radius: 8px;
    max-width: 600px;
    text-align: center;
    box-shadow: 0 4px 20px var(--shadow-color);
}

.intro-guide h2 {
    margin-bottom: 20px;
    color: var(--text-color);
}

.intro-guide p {
    margin-bottom: 30px;
    color: var(--text-color);
    opacity: 0.8;
}

.intro-guide button {
    background-color: var(--primary-color);
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.intro-guide button:hover {
    background-color: var(--primary-color);
    opacity: 0.9;
}

/* 动画 */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* 个性化设置控件 */
.personalization-controls {
    display: flex;
    gap: 15px;
    margin: 20px 0;
    flex-wrap: wrap;
}

.font-size-control {
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--card-background);
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s;
}

.font-size-control:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
    color: white;
}

.contrast-control {
    display: flex;
    align-items: center;
    gap: 10px;
}

.contrast-control label {
    color: var(--text-color);
    font-size: 14px;
}

/* 开关样式 */
.switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-color);
    transition: .4s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

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

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