:root {
    --bg: #FAF8F5;
    --fg: #2A2A2A;
    --muted: #8B8680;
    --accent: #3D5A6C;
    --rule: #D8D3CC;

    --font-body: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font-body);
    font-weight: 400;
    letter-spacing: -0.01em;
    -webkit-font-smoothing: antialiased;
}

main {
    max-width: 720px;
    margin: 0 auto;
    padding: 96px 32px 128px;
}

.eyebrow {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--muted);
    margin: 0 0 64px 0;
}

h1 {
    font-size: 2.4rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin: 0 0 16px 0;
}

.lede {
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--muted);
    margin: 0 0 80px 0;
    max-width: 540px;
}

.talks {
    list-style: none;
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--rule);
}

.talks li {
    border-bottom: 1px solid var(--rule);
}

.talks a {
    display: grid;
    grid-template-columns: 64px 1fr auto;
    gap: 24px;
    align-items: baseline;
    padding: 28px 0;
    text-decoration: none;
    color: inherit;
    transition: padding 0.2s ease;
}

.talks a:hover {
    padding-left: 8px;
}

.talks a:hover .arrow {
    transform: translateX(4px);
}

.num {
    font-variant-numeric: tabular-nums;
    font-size: 0.9rem;
    color: var(--muted);
    letter-spacing: 0.05em;
}

.title {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.35;
    letter-spacing: -0.01em;
}

.meta {
    display: block;
    margin-top: 6px;
    font-size: 0.85rem;
    color: var(--muted);
    font-weight: 400;
    letter-spacing: 0;
}

.arrow {
    color: var(--accent);
    font-size: 1.2rem;
    transition: transform 0.2s ease;
}

.talks li.upcoming a {
    pointer-events: none;
    opacity: 0.5;
}

.talks li.upcoming .arrow {
    color: var(--muted);
}

footer {
    margin-top: 96px;
    padding-top: 24px;
    border-top: 1px solid var(--rule);
    font-size: 0.8rem;
    color: var(--muted);
}

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

footer a:hover {
    text-decoration: underline;
}