body {
    font-family: 'PingFang SC', 'Microsoft YaHei', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f7f9fa;
    color: #222;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 16px;
}

.header {
    background: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    padding: 0;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    height: 40px;
}

nav a {
    margin-left: 32px;
    color: #222;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.2s;
}

nav a:hover {
    color: #1e90ff;
}

.hero {
    background: linear-gradient(120deg, #e0f7fa 0%, #fff 100%);
    padding: 64px 0 48px;
    text-align: center;
}

.hero h1 {
    font-size: 44px;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.hero p {
    font-size: 20px;
    margin-bottom: 32px;
    color: #555;
}

.download-btns {
    margin-bottom: 16px;
}

.btn {
    display: inline-block;
    padding: 12px 32px;
    margin: 0 8px;
    border-radius: 24px;
    font-size: 18px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s;
    color: #fff;
}

.btn.android {
    background: #4caf50;
}

.btn.android:hover {
    background: #388e3c;
}

.btn.ios {
    background: #2196f3;
}

.btn.ios:hover {
    background: #1565c0;
}

.features {
    background: #fff;
    padding: 56px 0 40px;
}

.features h2 {
    font-size: 32px;
    margin-bottom: 24px;
    text-align: center;
}

.features ul {
    list-style: none;
    padding: 0;
    max-width: 700px;
    margin: 0 auto;
}

.features li {
    font-size: 18px;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
}

.screenshots {
    background: #f7f9fa;
    padding: 56px 0 40px;
}

.screenshots h2 {
    font-size: 32px;
    margin-bottom: 24px;
    text-align: center;
}

.screenshot-list {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.screenshot-list img {
    width: 220px;
    height: 470px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(30, 144, 255, 0.08);
    background: #fff;
}

.faq {
    background: #fff;
    padding: 56px 0 40px;
}

.faq h2 {
    font-size: 32px;
    margin-bottom: 24px;
    text-align: center;
}

.faq dl {
    max-width: 700px;
    margin: 0 auto;
}

.faq dt {
    font-weight: bold;
    margin-top: 20px;
}

.faq dd {
    margin: 8px 0 16px 0;
    color: #555;
}

.footer {
    background: #f0f2f5;
    padding: 24px 0;
    text-align: center;
    color: #888;
    font-size: 15px;
}

.footer-info {
    margin-top: 16px;
    line-height: 1.6;
}

.footer-info p {
    margin: 8px 0;
    font-size: 14px;
}

@media (max-width: 800px) {
    .container {
        padding: 0 8px;
    }

    .header .container {
        flex-direction: column;
        height: auto;
    }

    nav {
        margin-top: 8px;
    }

    nav a {
        margin: 0 12px;
    }

    .hero h1 {
        font-size: 32px;
    }

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

    .features h2,
    .screenshots h2,
    .faq h2 {
        font-size: 24px;
    }

    .screenshot-list {
        flex-direction: column;
        align-items: center;
    }

    .screenshot-list img {
        width: 90vw;
        height: 200px;
    }
}

.weapp-tip {
    margin-top: 15px;
    font-size: 14px;
    color: #666;
    text-align: center;
}
.weapp-tip {
    margin-top: 15px;
    font-size: 14px;
    color: #666;
    text-align: center;
}