* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #e5e7eb;
  background: radial-gradient(circle at top left, rgba(56, 189, 248, 0.14), transparent 28%), radial-gradient(circle at top right, rgba(129, 140, 248, 0.12), transparent 24%), linear-gradient(180deg, #06121e 0%, #0b1220 55%, #0c1424 100%);
  line-height: 1.6;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.container { width: min(1140px, calc(100% - 2rem)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 40; backdrop-filter: blur(14px); background: rgba(7, 14, 25, 0.72); border-bottom: 1px solid rgba(148, 163, 184, 0.15); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; min-height: 74px; gap: 1rem; }
.brand { font-weight: 800; letter-spacing: -0.02em; color: #f8fafc; }
.site-nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.site-nav a { color: #cbd5e1; font-size: 0.96rem; padding: 0.35rem 0; }
.site-nav a:hover { color: #fff; }
.menu-toggle { display: none; background: transparent; border: 1px solid rgba(148, 163, 184, 0.3); color: #fff; border-radius: 12px; padding: 0.45rem 0.8rem; }
.hero { padding: 4.2rem 0 3rem; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr); gap: 2rem; align-items: stretch; }
.hero-copy { padding: 1rem 0; }
.eyebrow,.section-kicker { color: #7dd3fc; text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.78rem; font-weight: 700; margin: 0 0 1rem; }
.hero h1 { margin: 0; font-size: clamp(2.4rem, 5vw, 4.4rem); line-height: 1.04; color: #f8fafc; letter-spacing: -0.05em; }
.hero-subtitle { margin: 1rem 0 0; font-size: clamp(1.1rem, 2vw, 1.55rem); color: #c4b5fd; font-weight: 600; }
.hero-description { max-width: 66ch; margin: 1.35rem 0 0; color: #cbd5e1; font-size: 1.04rem; }
.hero-meta { margin-top: 1.6rem; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.85rem; }
.hero-meta div,.stat-card,.panel,.person-card,.session-card,.group-photo-frame { background: rgba(15, 23, 42, 0.72); border: 1px solid rgba(148, 163, 184, 0.16); box-shadow: 0 18px 50px rgba(2, 6, 23, 0.28); }
.hero-meta div { padding: 1rem; border-radius: 18px; }
.hero-meta span { display: block; font-size: 0.82rem; color: #94a3b8; margin-bottom: 0.25rem; }
.hero-meta strong { display: block; color: #f8fafc; font-size: 0.98rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 1.6rem; }
.button { display: inline-flex; align-items: center; justify-content: center; padding: 0.9rem 1.15rem; border-radius: 999px; font-weight: 700; }
.button.primary { background: linear-gradient(135deg, #22d3ee, #6366f1); color: #fff; }
.button.secondary { border: 1px solid rgba(148, 163, 184, 0.3); color: #e2e8f0; background: rgba(15, 23, 42, 0.55); }
.hero-panel { padding: 1rem; }
.hero-stat-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.9rem; }
.stat-card { border-radius: 20px; padding: 1.3rem; }
.stat-card span { display: block; font-size: 2rem; line-height: 1; color: #f8fafc; font-weight: 800; }
.stat-card p { margin: 0.45rem 0 0; color: #cbd5e1; }
.hero-note { margin-top: 1rem; border-radius: 22px; padding: 1.35rem; background: linear-gradient(180deg, rgba(30, 41, 59, 0.88), rgba(15, 23, 42, 0.82)); border: 1px solid rgba(148, 163, 184, 0.16); }
.hero-note h3 { margin: 0 0 0.5rem; color: #f8fafc; }
.hero-note p { margin: 0; color: #cbd5e1; }
.section { padding: 5rem 0; }
.section.alt { background: rgba(15, 23, 42, 0.36); border-top: 1px solid rgba(148, 163, 184, 0.1); border-bottom: 1px solid rgba(148, 163, 184, 0.1); }
.section-heading { max-width: 76ch; margin-bottom: 2rem; }
.section-heading h2 { margin: 0; color: #f8fafc; font-size: clamp(1.9rem, 3vw, 3rem); letter-spacing: -0.04em; }
.section-heading p:last-child { color: #cbd5e1; margin-top: 0.85rem; }
.overview-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.1rem; }
.panel { border-radius: 24px; padding: 1.4rem; }
.panel.full { grid-column: 1 / -1; }
.panel h3 { margin: 0 0 1rem; color: #f8fafc; }
.info-list { display: grid; gap: 0.85rem; margin: 0; }
.info-list div { display: grid; grid-template-columns: 120px 1fr; gap: 0.8rem; }
.info-list dt { color: #7dd3fc; font-weight: 700; }
.info-list dd { margin: 0; color: #dbe4ee; }
.composition-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.9rem; }
.composition-grid div { background: rgba(8, 15, 28, 0.52); border-radius: 18px; padding: 1rem; }
.composition-grid strong { display: block; font-size: 1.7rem; color: #fff; }
.composition-grid span { color: #cbd5e1; font-size: 0.92rem; }
.country-list h4 { margin: 1.2rem 0 0.75rem; color: #f8fafc; }
.country-list ul, .mini-list { list-style: none; padding: 0; margin: 0; }
.country-list li, .mini-list li { display: flex; justify-content: space-between; gap: 1rem; padding: 0.55rem 0; border-top: 1px solid rgba(148, 163, 184, 0.13); }
.themes-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.themes-grid div { padding: 1rem; border-radius: 18px; background: rgba(8, 15, 28, 0.54); }
.themes-grid h4 { margin: 0 0 0.5rem; color: #f8fafc; }
.themes-grid p { margin: 0; color: #cbd5e1; }
.timeline { display: grid; gap: 1.15rem; }
.timeline-day { display: grid; grid-template-columns: 115px 1fr; gap: 1rem; align-items: start; }
.timeline-marker { position: sticky; top: 100px; border-radius: 999px; padding: 0.55rem 0.85rem; text-align: center; color: #021018; font-weight: 800; background: linear-gradient(135deg, #7dd3fc, #c4b5fd); }
.timeline-content { padding: 1.4rem; border-radius: 24px; background: rgba(15, 23, 42, 0.72); border: 1px solid rgba(148, 163, 184, 0.16); }
.timeline-content h3 { margin: 0; color: #f8fafc; }
.timeline-date { margin: 0.3rem 0 1rem; color: #93c5fd; font-weight: 600; }
.timeline-content ul { margin: 0; padding-left: 1.15rem; color: #dbe4ee; }
.timeline-content li + li { margin-top: 0.55rem; }
.session-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.session-card { border-radius: 24px; padding: 1.4rem; }
.session-card.wide { grid-column: 1 / -1; }
.session-label { display: inline-block; font-size: 0.78rem; font-weight: 800; letter-spacing: 0.12em; color: #7dd3fc; text-transform: uppercase; }
.session-card h3 { margin: 0.7rem 0 0; color: #f8fafc; font-size: 1.18rem; }
.session-byline { margin: 0.45rem 0 0.8rem; color: #c4b5fd; font-weight: 600; }
.text-button { margin-top: 0.55rem; background: transparent; border: 0; color: #7dd3fc; font-weight: 700; padding: 0; cursor: pointer; }
.subheading { color: #f8fafc; font-size: 1.5rem; margin: 0 0 1rem; }
.people-block + .people-block { margin-top: 2.25rem; }
.people-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.people-grid.two-up { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.person-card { border-radius: 24px; overflow: hidden; }
.person-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: #0f172a; }
.person-meta { padding: 1rem 1rem 1.15rem; }
.person-meta h4 { margin: 0; color: #f8fafc; }
.person-meta p { margin: 0.35rem 0 0; color: #cbd5e1; }
.role-tag { display: inline-block; color: #021018 !important; background: linear-gradient(135deg, #7dd3fc, #c4b5fd); padding: 0.28rem 0.55rem; border-radius: 999px; font-size: 0.78rem; font-weight: 800; }
.person-note { margin-top: 0.7rem !important; color: #e2e8f0 !important; }
.participant-note { margin-top: 1.2rem; }
.group-photo-frame { padding: 1rem; border-radius: 28px; }
.group-photo-frame img { width: 100%; border-radius: 20px; }
.group-photo-frame figcaption { color: #94a3b8; margin-top: 0.85rem; font-size: 0.95rem; }
.follow-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.site-footer { border-top: 1px solid rgba(148, 163, 184, 0.12); padding: 1.3rem 0 2rem; }
.footer-wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; color: #94a3b8; }
.footer-wrap a { color: #cbd5e1; }
.modal-backdrop[hidden] { display: none; }
.modal-backdrop { position: fixed; inset: 0; background: rgba(2, 6, 23, 0.78); display: grid; place-items: center; padding: 1.25rem; z-index: 90; }
.modal { width: min(780px, 100%); max-height: min(84vh, 920px); overflow: auto; border-radius: 28px; background: #0f172a; border: 1px solid rgba(148, 163, 184, 0.18); box-shadow: 0 28px 80px rgba(2, 6, 23, 0.55); position: relative; }
.modal-close { position: sticky; top: 0.8rem; margin-left: auto; margin-right: 0.8rem; display: block; width: 44px; height: 44px; border-radius: 999px; border: 0; background: rgba(148, 163, 184, 0.14); color: #fff; font-size: 1.7rem; cursor: pointer; }
.modal-body { padding: 0 1.6rem 1.8rem; }
.modal-body h3 { margin: 0 0 0.65rem; color: #f8fafc; }
.modal-body p { color: #dbe4ee; }
@media (max-width: 1050px) { .hero-grid, .overview-grid, .themes-grid, .session-grid, .follow-grid { grid-template-columns: 1fr 1fr; } .hero-grid { grid-template-columns: 1fr; } .people-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 820px) { .menu-toggle { display: inline-flex; } .site-nav { display: none; position: absolute; right: 1rem; top: 66px; flex-direction: column; background: rgba(7, 14, 25, 0.96); border: 1px solid rgba(148, 163, 184, 0.16); border-radius: 18px; padding: 0.85rem; min-width: 190px; } .site-nav.open { display: flex; } .hero-meta, .overview-grid, .themes-grid, .session-grid, .people-grid, .people-grid.two-up, .follow-grid { grid-template-columns: 1fr; } .timeline-day { grid-template-columns: 1fr; } .timeline-marker { position: static; justify-self: start; } }
@media (max-width: 560px) { .hero { padding-top: 3rem; } .button { width: 100%; } .hero-actions { flex-direction: column; } .footer-wrap { flex-direction: column; align-items: flex-start; } .panel, .session-card, .timeline-content, .group-photo-frame { border-radius: 20px; } }