* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #000;
    background: #fff;
    padding: 20px;
    height: 100vh;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 160px;
    overflow: hidden;
    position: relative;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: left;
}

.logo {
    margin-bottom: 20px;
}

.logo img {
    height: 48px;
    width: auto;
    display: block;
}

.intro {
    margin-bottom: 40px;
}

.intro p {
    font-size: 0.95rem;
    color: #000;
    line-height: 1.6;
    margin-bottom: 12px;
}

.section-title {
    font-size: 0.95rem;
    font-weight: normal;
    margin-bottom: 20px;
    margin-top: 0;
}

.apps-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

.app-item {
    text-decoration: none;
    color: inherit;
    transition: opacity 0.2s;
    display: block;
}

.app-item:hover {
    opacity: 0.7;
}

.app-logo {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
    display: block;
}

.app-name-link {
    text-decoration: none;
    color: #000;
    display: block;
    margin-bottom: 8px;
}

.app-name-link:hover {
    opacity: 0.6;
}

.app-name {
    font-size: 0.95rem;
    font-weight: normal;
}

.app-description {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.8;
    margin-top: 8px;
}

.contact {
    margin-top: 40px;
}

.contact p {
    font-size: 0.95rem;
    color: #000;
    margin-bottom: 0;
}

.contact a {
    color: #000;
    text-decoration: underline;
}

.contact a:hover {
    opacity: 0.6;
}

.footer {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    max-width: 900px;
    width: calc(100% - 40px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8125rem;
    color: #666;
}

.footer-left {
    color: #666;
}

.footer-right {
    display: flex;
    gap: 20px;
}

.footer-right a {
    color: #666;
    text-decoration: none;
}

.footer-right a:hover {
    color: #000;
}

@media (max-width: 480px) {
    body {
        padding: 16px;
        padding-top: 100px;
    }

    .container {
        padding: 0 16px;
    }

    .logo {
        margin-bottom: 30px;
    }

    .logo img {
        height: 40px;
    }

    .app-logo {
        width: 56px;
        height: 56px;
    }

    .intro {
        margin-bottom: 30px;
    }

    .apps-list {
        margin-bottom: 30px;
    }

    .contact {
        margin-top: 30px;
    }

    .footer {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
        font-size: 0.7rem;
        bottom: 16px;
        width: calc(100% - 32px);
    }

    .footer-right {
        flex-direction: row;
        gap: 12px;
        font-size: 0.7rem;
    }
}