:root {
    --bg-color: #F5F5F0; /* ライトグレージュ */
    --text-color: #4a4a4a;
    --accent-color: #C3BBAE;
    --header-font: 'Lora', serif;
    --body-font: 'Noto Sans JP', sans-serif;
}

html, body {
    height: 100%;
    margin: 0;
}

body {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-color);
    font-family: var(--body-font);
    color: var(--text-color);
    -webkit-font-smoothing: antialiased;
}

.card {
    text-align: center;
    padding: 50px;
    background-color: #fff;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.07);
    max-width: 400px;
    width: 90%;
}

.profile-picture {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background-color: #e0e0e0;
    margin: 0 auto 25px;
    border: 5px solid #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.name {
    font-family: var(--header-font);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 10px 0;
}

.bio {
    font-size: 1.1rem;
    color: #777;
    margin: 0 0 30px 0;
}

.links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--text-color);
    text-decoration: none;
    font-size: 1rem;
    border: 1px solid var(--accent-color);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.links a:hover {
    background-color: var(--accent-color);
    color: #fff;
}

.links a .fab {
    font-size: 1.2rem;
}

.project-section {
    margin-top: 30px;
}

.project-section h2 {
    font-family: var(--header-font);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 15px 0;
    color: var(--text-color);
}

.project-section a {
    color: var(--text-color);
    text-decoration: none;
}

.project-section a:hover {
    text-decoration: underline;
}

.project-item {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.development-status {
    font-size: 0.9rem;
    color: #777;
}