@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap');

body {
    font-family: 'Noto Sans JP', sans-serif;
    scroll-behavior: smooth;
}

.hero-pattern {
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 1px 1px, rgba(148, 163, 184, 0.3) 1px, transparent 0),
        radial-gradient(circle at 2px 2px, rgba(59, 130, 246, 0.4) 1px, transparent 0);
    background-size: 40px 40px;
    opacity: 0.6;
}

.about-card {
    background: transparent;
    border-radius: 0;
    border: none;
    padding: 0;
    box-shadow: none;
}

@media (min-width: 768px) {
    .about-card {
        padding: 0;
    }
}

.about-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 1.5rem;
}

.about-title [data-lucide] {
    flex-shrink: 0;
    color: #3b82f6;
}

.about-table-wrap {
    overflow-x: auto;
}

.about-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.about-table th,
.about-table td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid #e2e8f0;
    vertical-align: top;
}

.about-table th {
    width: 28%;
    min-width: 120px;
    font-weight: 600;
    color: #475569;
    background: #f8fafc;
}

.about-table td {
    color: #334155;
    line-height: 1.7;
}

.about-table tr:last-child th,
.about-table tr:last-child td {
    border-bottom: none;
}

.about-message {
    color: #475569;
    font-size: 0.95rem;
    max-width: 42rem;
    margin: 0 auto;
}

@media (max-width: 768px) {
    header {
        backdrop-filter: blur(8px);
    }
    .about-message {
        max-width: 90%;
    }
    .about-table th {
        width: 32%;
    }
}