/* ═══════════════════════════════════════════════════════════════════
   talks.css · Talks & Presentations
   A chronological rail: hairline-separated rows with a mono date
   column. Deliberately different layout family from projects/pubs.
   ═══════════════════════════════════════════════════════════════════ */

.talks-list {
    display: flex;
    flex-direction: column;
}

.talk-card {
    background: transparent;
    padding: 1.8rem 0.3rem 1.7rem;
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 1.8rem;
    align-items: start;
    position: relative;
    border-top: 1px solid var(--border-s);
    transition: background-color var(--t-med) var(--ease);
}
.talk-card:first-child { border-top: none; padding-top: 0.6rem; }
.talk-card:hover {
    background: linear-gradient(90deg,
        color-mix(in srgb, var(--accent) 4%, transparent), transparent 70%);
}

/* Date / kind column */
.talk-date {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    padding-top: 0.2rem;
}
.talk-date-month {
    font-family: var(--display);
    font-size: 1.25rem;
    font-weight: 620;
    letter-spacing: -0.02em;
    color: var(--accent);
    line-height: 1.1;
    transition: color var(--t-fast) var(--ease);
}
.talk-date-kind {
    font-family: var(--mono);
    font-size: 0.6rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
}
/* Workshops and thesis milestones carry the gold voice */
.talk-card--workshop .talk-date-month,
.talk-card--thesis .talk-date-month { color: var(--amber); }

/* Body column */
.talk-body { min-width: 0; }
.talk-meta-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}
.talk-meta-row:empty { display: none; }
.talk-award {
    font-family: var(--mono);
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--amber);
    background: var(--amber-bg);
    border: 1px solid color-mix(in srgb, var(--amber) 42%, transparent);
    padding: 0.26rem 0.7rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-bottom: 0.5rem;
}
.talk-title {
    font-family: var(--display);
    font-size: 1.3rem;
    font-weight: 520;
    line-height: 1.28;
    letter-spacing: -0.018em;
    color: var(--text);
    margin: 0 0 0.35rem;
}
.talk-venue {
    font-family: var(--body);
    font-style: italic;
    font-size: 0.88rem;
    color: var(--muted);
    margin: 0 0 0.8rem;
}
.talk-desc {
    color: var(--text-soft);
    font-size: 0.92rem;
    line-height: 1.7;
    max-width: 640px;
    margin: 0;
}

/* ─── CTA block at end of page ─────────────────────────────────── */
.talks-cta {
    background:
        radial-gradient(90% 140% at 0% 0%,
            color-mix(in srgb, var(--accent) 10%, transparent), transparent 55%),
        var(--card);
    border: 1px solid color-mix(in srgb, var(--accent) 24%, var(--border));
    border-radius: var(--radius-l);
    padding: 2.1rem 2.3rem 2.2rem;
    position: relative;
    overflow: hidden;
}
.talks-cta::after {
    content: '';
    position: absolute;
    right: -60px; bottom: -90px;
    width: 220px; height: 220px;
    border-radius: 50%;
    border: 2px dotted color-mix(in srgb, var(--accent) 30%, transparent);
    pointer-events: none;
}
.talks-cta .sec-title { margin-bottom: 1rem; }
.talks-cta-body {
    color: var(--text-soft);
    font-size: var(--fs-body);
    line-height: 1.7;
    max-width: 640px;
    margin-bottom: 1.3rem;
}
.talks-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.72rem 1.3rem;
    border-radius: 999px;
    background: var(--accent);
    color: var(--bg);
    border: 1px solid var(--accent);
    font-family: var(--body);
    font-size: 0.87rem;
    font-weight: 600;
    text-decoration: none;
    transition: transform var(--t-fast) var(--ease),
                background-color var(--t-fast) var(--ease),
                box-shadow var(--t-fast) var(--ease);
}
.talks-cta-btn:hover {
    background: var(--accent-d);
    border-color: var(--accent-d);
    transform: translateY(-2px);
    box-shadow: 0 12px 26px -12px var(--accent-glow);
}
.talks-cta-btn:active { transform: scale(0.97); }
.talks-cta-btn span:last-child {
    transition: transform var(--t-fast) var(--ease);
    display: inline-block;
}
.talks-cta-btn:hover span:last-child { transform: translateX(4px); }

/* ─── Responsive ───────────────────────────────────────────────── */
@media (max-width: 720px) {
    .talk-card {
        grid-template-columns: 1fr;
        gap: 0.7rem;
        padding: 1.4rem 0.15rem 1.35rem;
    }
    .talk-date {
        flex-direction: row;
        align-items: baseline;
        gap: 0.8rem;
    }
    .talk-title { font-size: 1.16rem; }
    .talks-cta { padding: 1.6rem 1.5rem; }
}