:root {
    --bg: #f5f6f8;
    --card: #ffffff;
    --text: #1f2328;
    --muted: #6b7280;
    --line: #e7e9ee;
    --accent: #111827;
    --soft: #f8f9fb;
    --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
    --radius: 24px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--text);
    background: var(--bg);
}

img {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

.page {
    width: min(100% - 32px, 920px);
    margin: 0 auto;
    padding: 40px 0 56px;
}

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 36px;
}

.intro {
    display: flex;
    align-items: flex-start;
    gap: 22px;
}

.avatar {
    width: 84px;
    height: 84px;
    border-radius: 20px;
    object-fit: cover;
    flex-shrink: 0;
}

.intro-text h1 {
    margin: 0;
    font-size: 32px;
    line-height: 1.15;
}

.intro-text p {
    margin: 12px 0 0;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.8;
}

.links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-top: 30px;
}

.link-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 18px 20px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: var(--soft);
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.link-item:hover {
    transform: translateY(-2px);
    border-color: #d9dde5;
    background: #f2f4f8;
}

.link-item strong {
    font-size: 17px;
}

.link-item span {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.7;
}

.link-item-primary {
    background: #111827;
    border-color: #111827;
}

.link-item-primary strong,
.link-item-primary span {
    color: #ffffff;
}

.preview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 30px;
}

.preview img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--soft);
}

@media (max-width: 760px) {
    .page {
        width: min(100% - 20px, 920px);
        padding: 20px 0 32px;
    }

    .card {
        padding: 22px;
        border-radius: 20px;
    }

    .intro {
        flex-direction: column;
        gap: 16px;
    }

    .intro-text h1 {
        font-size: 26px;
    }

    .links,
    .preview {
        grid-template-columns: 1fr;
    }
}