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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* 导航样式 */
.navbar {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #6c5ce7;
}

/* 英雄区域样式 */
.hero-section {
    background: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 70px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
}

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

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #fdcb6e;
}

.stat-text {
    font-size: 1rem;
    opacity: 0.9;
}

.download-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255,255,255,0.1);
    padding: 15px 25px;
    border-radius: 12px;
    text-decoration: none;
    color: white;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}

.download-btn:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

.download-btn img {
    width: 24px;
    height: 24px;
}

.hero-banner {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

/* 功能介绍样式 */
.features-section {
    padding: 100px 0;
    background: #f8f9fa;
}

.features-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: #2d3436;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #2d3436;
}

.feature-card p {
    color: #636e72;
    line-height: 1.6;
}

/* 应用展示样式 */
.screenshots-section {
    padding: 100px 0;
    background: white;
}

.screenshots-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: #2d3436;
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.screenshot-item {
    text-align: center;
    background: #f8f9fa;
    padding: 30px;
    border-radius: 20px;
    transition: transform 0.3s ease;
}

.screenshot-item:hover {
    transform: translateY(-5px);
}

.screenshot {
    width: 200px;
    height: auto;
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.screenshot-item h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #2d3436;
}

.screenshot-item p {
    color: #636e72;
    line-height: 1.5;
}

/* 用户评价样式 */
.reviews-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
    color: white;
}

.reviews-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.review-card {
    background: rgba(255,255,255,0.1);
    padding: 30px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}

.review-stars {
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.review-card p {
    font-size: 1.1rem;
    margin-bottom: 15px;
    line-height: 1.6;
}

.review-card cite {
    font-style: italic;
    opacity: 0.8;
}

/* 用户展示样式 */
.users-section {
    padding: 100px 0;
    background: #f8f9fa;
}

.users-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: #2d3436;
}

.users-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.user-card {
    background: white;
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.user-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.user-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 4px solid #6c5ce7;
}

.user-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #2d3436;
}

.user-card p {
    color: #636e72;
    margin-bottom: 5px;
}

.user-bio {
    font-style: italic;
    color: #74b9ff !important;
}

/* 下载区域样式 */
.download-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #00b894 0%, #00cec9 100%);
    color: white;
    text-align: center;
}

.download-section h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.download-subtitle {
    font-size: 1.3rem;
    margin-bottom: 50px;
    opacity: 0.9;
}

.download-buttons-large {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.download-btn-large {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(255,255,255,0.1);
    padding: 20px 30px;
    border-radius: 15px;
    text-decoration: none;
    color: white;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}

.download-btn-large:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-3px);
}

.download-btn-large img {
    width: 40px;
    height: 40px;
}

.download-text {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.download-title {
    font-size: 1.2rem;
    font-weight: 600;
}

.download-text .download-subtitle {
    font-size: 0.9rem;
    opacity: 0.8;
    margin: 0;
}

/* 页脚样式 */
.footer {
    background: #2d3436;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: #fdcb6e;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #ddd;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #74b9ff;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #636e72;
    color: #b2bec3;
}

/* 弹窗样式 */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: white;
    margin: 15% auto;
    padding: 40px;
    border-radius: 20px;
    width: 90%;
    max-width: 500px;
    text-align: center;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    color: #999;
    transition: color 0.3s ease;
}

.close:hover {
    color: #333;
}

.modal-content h3 {
    margin-bottom: 30px;
    color: #2d3436;
    font-size: 1.5rem;
}

.modal-download-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.modal-download-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #6c5ce7;
    color: white;
    padding: 15px 25px;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.modal-download-btn:hover {
    background: #5a4fcf;
    transform: translateY(-2px);
}

.modal-download-btn img {
    width: 30px;
    height: 30px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid,
    .screenshots-grid,
    .reviews-grid,
    .users-grid {
        grid-template-columns: 1fr;
    }
    
    .download-buttons,
    .download-buttons-large {
        flex-direction: column;
        align-items: center;
    }
    
    .modal-download-buttons {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .features-section h2,
    .screenshots-section h2,
    .reviews-section h2,
    .users-section h2,
    .download-section h2 {
        font-size: 2rem;
    }
    
    .modal-content {
        margin: 25% auto;
        padding: 30px 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

/* 滚动动画 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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

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

/* 选择高亮 */
::selection {
    background: #6c5ce7;
    color: white;
}

/* 焦点样式 */
a:focus,
button:focus {
    outline: 2px solid #6c5ce7;
    outline-offset: 2px;
}
/* 排行榜下载按钮样式 */
.ranking-download-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: bold;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.ranking-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

.ranking-download-btn:active {
    transform: translateY(0);
}

/* 调整app-stats布局 */
.app-stats {
    text-align: center;
    min-width: 140px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* 台灣用戶評價樣式 */
.taiwan-reviews-section {
    background: white;
    padding: 80px 0;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.review-card {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    border-left: 4px solid #667eea;
}

.review-card:hover {
    transform: translateY(-5px);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.reviewer-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #667eea;
}

.reviewer-info {
    flex: 1;
}

.reviewer-name {
    font-size: 1.2rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 5px;
}

.reviewer-details {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 8px;
}

.review-rating {
    display: flex;
    align-items: center;
    gap: 8px;
}

.stars {
    color: #ffa726;
    font-size: 1rem;
}

.rating-text {
    font-size: 0.9rem;
    font-weight: bold;
    color: #4caf50;
}

.review-content {
    color: #444;
    line-height: 1.7;
    margin-bottom: 20px;
    font-size: 0.95rem;
    background: white;
    padding: 20px;
    border-radius: 10px;
    border-left: 3px solid #667eea;
}

.review-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.review-tag {
    background: #e3f2fd;
    color: #1976d2;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* 評價統計 */
.review-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 40px;
    border-radius: 15px;
    color: white;
}

.review-stat-item {
    display: flex;
    align-items: center;
    gap: 15px;
    text-align: center;
}

.stat-icon {
    font-size: 2.5rem;
    min-width: 60px;
}

.stat-info {
    flex: 1;
}

.stat-number {
    font-size: 2.2rem;
    font-weight: bold;
    display: block;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* 立即體驗按鈕 */
.review-cta {
    text-align: center;
}

.review-download-btn {
    background: linear-gradient(135deg, #ff6b6b 0%, #ffa726 100%);
    color: white;
    border: none;
    padding: 20px 50px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.3);
}

.review-download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255, 107, 107, 0.4);
}

/* 響應式設計 */
@media (max-width: 768px) {
    .reviews-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .review-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 30px 20px;
    }
    
    .review-download-btn {
        padding: 15px 30px;
        font-size: 1rem;
    }
}