* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
    padding-top: 60px;
}

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

.navbar {
    background: white;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid #eee;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    -webkit-perspective: 1000px;
    perspective: 1000px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-smooth: antialiased;
    will-change: transform;
}

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

.navbar .container > a:first-child {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: #67c23a;
    text-decoration: none;
}

.navbar .container > a:first-child .logo {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.navbar-menu ul {
    display: flex;
    align-items: center;
    gap: 30px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.navbar-menu li {
    margin: 0;
    padding: 0;
}

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

.navbar-menu a:hover {
    color: #67c23a;
}

.download-btn {
    background: #67c23a;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.download-btn:hover {
    color: white;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    border-radius: 2px;
}

.hero {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    padding: 80px 0;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 40px;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 16px;
    color: #666;
    margin-bottom: 30px;
    text-align: left;
}

.hero-stats {
    display: flex;
    gap: 50px;
    margin-bottom: 40px;
}

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

.stat-value {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: #67c23a;
}

.stat-label {
    font-size: 14px;
    color: #666;
}

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

.btn-primary {
    background: white;
    color: #67c23a;
    border: none;
    padding: 15px 40px;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary:hover {
    background: #67c23a;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: white;
    color: #67c23a;
    border: 2px solid #67c23a;
    padding: 15px 40px;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-secondary:hover {
    background: white;
    color: #529b2e;
    border-color: #529b2e;
}

.hero-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    width: 350px;
    margin-left: auto;
}

.card-header {
    text-align: center;
    margin-bottom: 25px;
}

.card-header h3 {
    font-size: 18px;
    font-weight: 700;
    color: #333;
    margin-bottom: 8px;
}

.card-header p {
    font-size: 14px;
    color: #999;
}

.card-btn {
    width: 100%;
    background: #67c23a;
    color: white;
    border: none;
    padding: 16px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 12px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
}

.card-btn i,
.card-btn .fa {
    font-size: 20px;
}

.card-btn:hover {
    background: #529b2e;
}

.card-btn-outline {
    width: 100%;
    background: #f5f5f5;
    color: #333;
    border: 1px solid #e0e0e0;
    padding: 16px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 20px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
}

.card-btn-outline i,
.card-btn-outline .fa {
    font-size: 20px;
}

.card-btn-outline:hover {
    background: #eee;
}

.card-badges {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.card-badges .badge {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: #666;
}

.card-badges .badge i,
.card-badges .badge .fa {
    color: #67c23a;
    font-size: 12px;
}

.features {
    padding: 80px 0;
    background: white;
}

.section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    color: #333;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: #f8f9fa;
    border-radius: 16px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
}

.feature-icon i,
.feature-icon .fa {
    font-size: 32px;
}

.feature-icon.green {
    background: #e8f5e9;
    color: #67c23a;
}

.feature-icon.blue {
    background: #e3f2fd;
    color: #2196f3;
}

.feature-icon.orange {
    background: #fff3e0;
    color: #ff9800;
}

.feature-icon.pink {
    background: #fce4ec;
    color: #e91e63;
}

.feature-icon.purple {
    background: #f3e5f5;
    color: #9c27b0;
}

.feature-icon.cyan {
    background: #e0f7fa;
    color: #00bcd4;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.feature-card p {
    color: #666;
    font-size: 14px;
}

.download {
    background: #67c23a;
    padding: 80px 0;
    color: white;
}

.download .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.download-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 20px;
    display: inline-block;
}

.download-content h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 10px;
}

.download-content h3 {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 20px;
    opacity: 0.9;
}

.download-content p {
    font-size: 16px;
    margin-bottom: 40px;
    opacity: 0.8;
}

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

.download-phone {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    padding: 10px 0;
    width: 100%;
    max-width: 500px;
    -webkit-overflow-scrolling: touch;
}

.download-phone::-webkit-scrollbar {
    height: 6px;
}

.download-phone::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.download-phone::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 3px;
}

.scroll-item {
    flex: 0 0 auto;
    width: 160px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.scroll-item img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    display: block;
}

.similar-apps {
    padding: 80px 0;
}

.view-more-wrapper {
    text-align: right;
    margin-top: 20px;
}

.view-more {
    color: #2196f3;
    text-decoration: none;
    font-size: 15px;
    transition: color 0.3s;
}

.view-more:hover {
    color: #1976d2;
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.app-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    width: 100%;
    box-sizing: border-box;
    min-width: 0;
}

.app-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
    background: #f0f0f0;
}

.app-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.app-info {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.app-name {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.app-update {
    font-size: 12px;
    color: #999;
}

.app-latency {
    font-size: 12px;
    color: #4285f4;
}

.app-btn {
    background: #ffc107;
    color: #333;
    padding: 8px 16px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    flex-shrink: 0;
}

.ranking {
    padding: 80px 0;
    background: #f5f5f5;
}

.ranking-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.ranking-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.card-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.card-title i,
.card-title .fa {
    color: #67c23a;
    font-size: 20px;
}

.ranking-list {
    list-style: none;
}

.ranking-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
    transition: all 0.3s;
}

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

.ranking-item:hover {
    background: #f8f9fa;
    padding-left: 10px;
    border-radius: 8px;
}

.ranking-item.top {
    background: #fff9e6;
    border-radius: 8px;
    margin-bottom: 5px;
}

.ranking-item.top .rank {
    background: #ff9800;
}

.rank {
    width: 28px;
    height: 28px;
    background: #eee;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: #666;
}

.item-info {
    display: flex;
    flex-direction: column;
}

.item-title {
    font-size: 14px;
    font-weight: 600;
    color: #333;
}

.item-author {
    font-size: 12px;
    color: #999;
}

.reviews {
    padding: 80px 0;
    background: white;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.review-card {
    background: #f8f9fa;
    border-radius: 16px;
    padding: 25px;
    transition: all 0.3s;
}

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

.review-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
}

.reviewer-avatar {
    width: 45px;
    height: 45px;
    background: #67c23a;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.reviewer-avatar i,
.reviewer-avatar .fa {
    font-size: 20px;
}

.reviewer-info {
    display: flex;
    flex-direction: column;
}

.reviewer-name {
    font-size: 14px;
    font-weight: 600;
    color: #333;
}

.review-date {
    font-size: 12px;
    color: #999;
}

.review-content {
    font-size: 14px;
    color: #666;
    margin-bottom: 15px;
    line-height: 1.8;
}

.review-rating {
    color: #ffc107;
    font-size: 14px;
}

.footer {
    background: #333;
    color: white;
    padding: 80px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-brand img {
    width: 50px;
    height: 50px;
    border-radius: 10px;
}

.footer-brand span {
    font-size: 24px;
    font-weight: 700;
}

.footer-brand p {
    font-size: 14px;
    color: #999;
}

.footer-links {
    display: flex;
    gap: 60px;
}

.link-group h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
}

.link-group ul {
    list-style: none;
}

.link-group ul li {
    margin-bottom: 10px;
}

.link-group ul li a {
    text-decoration: none;
    color: #999;
    font-size: 14px;
    transition: color 0.3s;
}

.link-group ul li a:hover {
    color: #67c23a;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
    color: #666;
    font-size: 14px;
}

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .ranking-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .navbar-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }
    .navbar-menu ul {
        flex-direction: column;
        gap: 10px;
    }
    .navbar-menu li {
        margin: 5px 0;
    }
    .navbar-menu.active {
        display: flex;
    }
    .menu-toggle {
        display: flex;
    }
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-card {
        width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
    .hero-content h1 {
        font-size: 36px;
    }
    .hero-stats {
        justify-content: center;
    }
    .hero-buttons {
        justify-content: center;
    }
    .download .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .download-buttons {
        justify-content: center;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .ranking-grid {
        grid-template-columns: 1fr;
    }
    .apps-grid {
        grid-template-columns: 1fr;
    }
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    .footer-content {
        flex-direction: column;
        gap: 30px;
        align-items: center;
        text-align: center;
    }
    .footer-brand {
        align-items: center;
    }
    .footer-links {
        gap: 40px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 22px;
    }
    .hero-content p {
        font-size: 16px;
    }
    .hero-stats {
        gap: 30px;
    }
    .stat-value {
        font-size: 28px;
    }
    .btn-primary, .btn-secondary {
        padding: 12px 25px;
        font-size: 14px;
    }
    .section-title {
        font-size: 28px;
    }
}