body {
    font-family: Georgia, serif;
    max-width: 960px;
    margin: 0 auto;
    padding: 24px;
    background: linear-gradient(180deg, #eef3f7 0%, #f8f6f1 100%);
    color: #333;
}

.page {
    position: relative;
    background-color: #fff;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(44, 62, 80, 0.12);
}

.site-logo {
    position: absolute;
    top: 16px;
    left: 16px;
    width: 50px;
    height: 50px;
}

.profile-photo {
    width: 220px;
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto 24px;
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(44, 62, 80, 0.18);
}

h1 {
    text-align: center;
    color: #2c3e50;
    border-bottom: 3px solid #3498db;
    padding-bottom: 12px;
    margin-top: 0;
}

.intro {
    text-align: center;
    margin: 0 auto 30px;
    max-width: 700px;
    line-height: 1.6;
}

.link-grid,
.video-list {
    display: grid;
    gap: 24px;
}

.link-card,
.video-card {
    border: 1px solid #d9e4ec;
    border-radius: 8px;
    padding: 24px;
    background-color: #fcfdff;
}

.link-card h2,
.video-card h2 {
    margin-top: 0;
    color: #3498db;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
}

.button-link {
    display: inline-block;
    padding: 10px 16px;
    border-radius: 6px;
    background-color: #3498db;
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

.button-link.secondary {
    background-color: #eef6fc;
    color: #2c3e50;
    border: 1px solid #c7dcef;
}

.video-card video {
    width: 100%;
    max-width: 720px;
    height: auto;
    display: block;
    margin: 16px auto 0;
    border-radius: 6px;
    background-color: #111;
}

.back-link {
    display: inline-block;
    margin: 0 0 24px 56px;
    padding: 8px 16px;
    background-color: #3498db;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
}

.back-link:hover,
.button-link:hover {
    opacity: 0.92;
}

@media (max-width: 720px) {
    body {
        padding: 12px;
    }

    .page {
        padding: 24px;
    }
}