body {
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #0f0f0f, #1a1a1a);
    font-family: 'Noto Sans JP', sans-serif;
    color: #fff;
    overflow: hidden;
}


.container {
    max-width: 800px;
    margin: 10vh auto;
    padding: 3rem;
    background: rgba(30, 30, 30, 0.9);
    border-radius: 1.5rem;
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.2);
    text-align: center;
}

h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: #00fff7;
    text-shadow: 0 0 10px #00fff7, 0 0 20px #00fff7;
}

.profile {
    font-size: 1.2rem;
    line-height: 2;
    margin-bottom: 2rem;
}

.highlight {
    color: #ff4fa3;
    font-weight: bold;
}

.button {
    display: inline-block;
    margin: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: bold;
    border: 2px solid transparent;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.2);
}

.gitlab {
    background-color: #fc6d26;
    color: #fff;
}

.gitlab:hover {
    background-color: #e05c1e;
    box-shadow: 0 0 20px #fc6d26;
}

.github {
    background-color: #24292e;
    color: #fff;
}

.github:hover {
    background-color: #2f363d;
    box-shadow: 0 0 20px #24292e;
}

.filmarks {
    background-color: #ffcc00;
    color: #000;
}

.filmarks:hover {
    background-color: #ffdb4d;
    box-shadow: 0 0 20px #ffcc00;
}

.spotify {
    background-color: #1db954;
    color: #fff;
}

.spotify:hover {
    background-color: #1ed760;
    box-shadow: 0 0 20px #1db954;
}

.live-archive {
    background-color: #6a5acd;
    color: #fff;
}

.live-archive:hover {
    background-color: #7b68ee;
    box-shadow: 0 0 20px #6a5acd;
}