:root {
    --bg-color: #0d1117;
    --card-bg: #161b22;
    --border-color: #30363d;
    --text-main: #c9d1d9;
    --text-muted: #8b949e;
    --accent-color: #58a6ff;
    --accent-green: #238636;
    --badge-bg: #21262d;
    --gold: #f1e05a;
    --purple: #bc8cff;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    padding: 20px;
}

.container {
    max-width: 900px;
    margin: 0 auto;
}

header {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 30px 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 2px solid var(--accent-color);
}

.profile-info h1 {
    font-size: 2rem;
    color: #ffffff;
}

.profile-info .username {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.profile-info .bio {
    font-size: 1rem;
    margin-bottom: 12px;
}

.meta-list {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.meta-list a {
    color: var(--accent-color);
    text-decoration: none;
}

.meta-list a:hover {
    text-decoration: underline;
}

section {
    margin-bottom: 40px;
}

h2 {
    font-size: 1.4rem;
    color: #ffffff;
    margin-bottom: 20px;
    border-left: 4px solid var(--accent-color);
    padding-left: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

h2.section-green {
    border-left-color: var(--accent-green);
}

h2.section-purple {
    border-left-color: var(--purple);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    transition: transform 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-color);
}

.card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    overflow-wrap: break-word;
    word-break: break-word;
}

.card h3 a {
    color: var(--accent-color);
    text-decoration: none;
}

.card h3 a:hover {
    text-decoration: underline;
}

.card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 15px;
}

.card-tags {
    display: flex;
    gap: 10px;
    align-items: center;
    font-size: 0.8rem;
}

.lang-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.lang-java {
    background-color: #b07219;
}

.lang-ts {
    background-color: #3178c6;
}

.lang-python {
    background-color: #3572A5;
}

.badge-list {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.badge-item {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1 1 250px;
}

.badge-item img {
    width: 48px;
    height: 48px;
}

.badge-title {
    font-weight: bold;
    color: #ffffff;
}

.badge-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.role-badge {
    display: inline-block;
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 12px;
    margin-bottom: 10px;
    font-weight: 600;
}

.role-owner {
    background-color: rgba(35, 134, 54, 0.2);
    color: #3fb950;
    border: 1px solid rgba(57, 211, 83, 0.3);
}

.role-contributor {
    background-color: rgba(188, 140, 255, 0.15);
    color: var(--purple);
    border: 1px solid rgba(188, 140, 255, 0.3);
}

footer {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.85rem;
}

footer a {
    color: var(--accent-color);
    text-decoration: none;
}