* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    list-style: none;
    text-decoration: none;
}

:root {
    --main-color: #2d1b4e;
    --sub-color: #45246b;
    --point-color: #7b4dff;
    --point2-color: #00d1ff;
    --bg-color: #b8c8c4;
    --card-color: #ffffff;
    --gray-color: #cccccc;
    --dark-color: #111111;
    --white-color: #ffffff;
    --light-color: #f5f5f5;
    --font-family: Arial, sans-serif;
}

body {
    background-color: var(--bg-color);
    font-family: var(--font-family);
    padding: 20px;
    color: var(--dark-color);
}

header {
    text-align: center;
    margin-bottom: 1em;
}

header h1 {
    margin-bottom: 0.3em;
}

header p {
    color: #333333;
}

main {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    background-color: var(--white-color);
    border-radius: 0.5em;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    border: 1px solid var(--gray-color);
}

.menu {
    width: 100%;
    background-color: var(--main-color);
    padding: 1em 2em;
}

.menu nav ul {
    display: flex;
    gap: 1em;
    flex-wrap: wrap;
}

.menu nav ul li a {
    display: block;
    color: var(--white-color);
    padding: 0.5em 1em;
    font-weight: bold;
    font-size: 1em;
    background-color: var(--sub-color);
    border-radius: 0.3em;
}

.menu nav ul li a:hover {
    background-color: var(--point2-color);
    color: var(--dark-color);
}

.menu nav ul li a.active {
    background-color: var(--point-color);
}

.content {
    width: 100%;
    height: 360px;
    background-color: #dddddd;
    overflow: hidden;
}

.content img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.intro {
    padding: 1.5em;
    border-bottom: 1px solid var(--gray-color);
}

.intro h2 {
    margin-bottom: 0.5em;
    color: var(--main-color);
}

.intro p {
    line-height: 1.6em;
}

.card-area {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5em;
    padding: 1.5em;
}

.card {
    width: calc(33.333% - 1em);
    border: 1px solid var(--gray-color);
    border-radius: 0.5em;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
    background-color: var(--card-color);
}

.card:hover {
    transform: translateY(-4px);
    transition: 0.3s;
}

.gallery {
    width: 100%;
    height: 220px;
    background-color: #eeeeee;
    overflow: hidden;
}

.gallery a {
    display: block;
    width: 100%;
    height: 100%;
}

.gallery img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.desc {
    min-height: 165px;
    padding: 1em;
    line-height: 1.5em;
    background-color: var(--white-color);
}

.desc h2 {
    margin-bottom: 0.4em;
    color: var(--main-color);
    font-size: 1.25em;
}

.desc p {
    margin-bottom: 0.5em;
}

.more-btn {
    display: inline-block;
    margin-top: 0.5em;
    padding: 0.45em 0.9em;
    background-color: var(--point-color);
    color: var(--white-color);
    border-radius: 0.3em;
    font-size: 0.9em;
}

.more-btn:hover {
    background-color: var(--main-color);
}

.game-detail {
    padding: 1.5em;
}

.game-detail h2 {
    margin-bottom: 1em;
    color: var(--main-color);
}

.detail-box {
    display: flex;
    gap: 1.5em;
    flex-wrap: wrap;
}

.profile-box {
    flex: 1;
    min-width: 230px;
    padding: 1em;
    border: 1px solid var(--gray-color);
    border-radius: 0.5em;
    text-align: center;
    background-color: #f8f8f8;
}

.profile-box img {
    width: 140px;
    height: 140px;
    object-fit: cover;
    object-position: center;
    border-radius: 0.5em;
    border: 3px solid var(--sub-color);
    margin-bottom: 0.8em;
    background-color: #eeeeee;
}

.profile-box h3 {
    margin-bottom: 0.4em;
}

.info-box {
    flex: 1;
    min-width: 230px;
    padding: 1em;
    border: 1px solid var(--gray-color);
    border-radius: 0.5em;
    background-color: #ffffff;
}

.info-box h3 {
    margin-bottom: 0.7em;
    color: var(--sub-color);
}

.info-box ul li {
    margin-bottom: 0.5em;
    line-height: 1.4em;
}

.favorite-area {
    display: flex;
    gap: 1.5em;
    margin-top: 1.5em;
    flex-wrap: wrap;
}

.favorite-card {
    flex: 1;
    min-width: 260px;
    border: 1px solid var(--gray-color);
    border-radius: 0.5em;
    overflow: hidden;
    background-color: var(--white-color);
    box-shadow: 0 2px 5px rgba(0,0,0,0.12);
}

.favorite-card img {
    width: 100%;
    height: 230px;
    object-fit: cover;
    object-position: center;
    display: block;
    background-color: #eeeeee;
}

.favorite-text {
    min-height: 110px;
    padding: 1em;
    background-color: #ffffff;
}

.favorite-text h3 {
    margin-bottom: 0.4em;
    color: var(--main-color);
}

.favorite-text p {
    line-height: 1.4em;
}

.one-card {
    max-width: 570px;
}

.source-box {
    padding: 1.5em;
    background-color: #eef1ff;
    border-top: 1px solid var(--gray-color);
}

.source-box h2 {
    margin-bottom: 0.5em;
    color: var(--main-color);
}

.source-box p {
    line-height: 1.5em;
    margin-bottom: 0.3em;
}

footer {
    text-align: center;
    padding: 1em;
    color: #666666;
}

@media screen and (max-width: 900px) {
    .card {
        width: calc(50% - 0.75em);
    }
}

@media screen and (max-width: 768px) {
    body {
        padding: 0;
    }

    .menu nav ul {
        flex-direction: column;
        gap: 0.5em;
    }

    .content {
        height: 250px;
    }

    .card-area {
        flex-direction: column;
    }

    .card {
        width: 100%;
    }

    .gallery {
        height: 210px;
    }

    .detail-box {
        flex-direction: column;
    }

    .favorite-area {
        flex-direction: column;
    }

    .favorite-card img {
        height: 210px;
    }

    .one-card {
        max-width: none;
    }
}