:root {
    --bg: #0f1220;
    --bg-card: #1a1e36;
    --fg: #eef0ff;
    --fg-muted: #a8adc8;
    --accent: #7c8cff;
    --border: #2a2f4d;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR",
                 "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
    padding: 48px 24px;
}

.hero {
    text-align: center;
    padding: 32px 16px 48px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 48px;
}

.logo {
    width: 180px;
    height: 180px;
    max-width: 50vw;
    max-height: 50vw;
    border-radius: 24px;
    box-shadow: 0 12px 40px rgba(124, 140, 255, 0.25);
}

.hero h1 {
    margin: 24px 0 8px;
    font-size: clamp(2rem, 6vw, 3rem);
    letter-spacing: 0.02em;
}

.tagline {
    margin: 0;
    color: var(--fg-muted);
    font-size: clamp(1rem, 2.5vw, 1.2rem);
}

section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 32px;
}

section h2 {
    margin-top: 0;
    margin-bottom: 16px;
    font-size: 1.4rem;
    color: var(--accent);
}

.intro p {
    margin: 0 0 12px;
    color: var(--fg);
}

.info dl {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 12px 24px;
    margin: 0;
}

.info dt {
    color: var(--fg-muted);
    font-weight: 600;
}

.info dd {
    margin: 0;
}

footer {
    text-align: center;
    color: var(--fg-muted);
    font-size: 0.9rem;
    padding-top: 24px;
}

@media (max-width: 560px) {
    .container { padding: 24px 16px; }
    section { padding: 24px 20px; }
    .info dl {
        grid-template-columns: 1fr;
        gap: 4px 0;
    }
    .info dt { margin-top: 12px; }
}