:root {
  --navy: #0b2f57;
  --navy-2: #133f6d;
  --red: #c51f2c;
  --blue: #1666a8;
  --ink: #182738;
  --muted: #657284;
  --line: #dce3e9;
  --soft: #f4f7fa;
  --white: #ffffff;
  --max: 1180px;
  --shadow: 0 20px 50px rgba(10, 35, 65, .10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
button, a { -webkit-tap-highlight-color: transparent; }

.skip-link {
  position: fixed; left: 1rem; top: -5rem; z-index: 1000;
  padding: .7rem 1rem; background: var(--navy); color: white;
  border-radius: .5rem; text-decoration: none;
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(11,47,87,.09);
}
.nav-shell {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto; min-height: 72px;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}
.mini-brand { display: inline-flex; align-items: center; gap: .75rem; text-decoration: none; font-family: Georgia, serif; color: var(--navy); font-weight: 700; }
.mini-number { color: var(--red); font-size: 1.7rem; font-style: italic; line-height: 1; }
.mini-number sup { font-size: .42em; }
.main-nav { display: flex; align-items: center; gap: 1.05rem; }
.main-nav a { font-size: .91rem; font-weight: 650; text-decoration: none; color: var(--navy); }
.main-nav a:hover { color: var(--red); }
.personal-link { padding-left: 1rem; border-left: 1px solid var(--line); }
.menu-button { display: none; border: 1px solid var(--line); background: white; color: var(--navy); border-radius: 999px; padding: .55rem .85rem; font-weight: 700; }

.hero {
  width: min(var(--max), calc(100% - 2rem));
  margin: 3.5rem auto 2.5rem;
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 4rem; align-items: center;
}
.hero-logo-card {
  background: white; border: 1px solid var(--line); border-radius: 24px;
  padding: 1.8rem; box-shadow: var(--shadow);
}
.hero-logo-card img { width: 100%; border-radius: 12px; }
.eyebrow, .kicker { margin: 0 0 .65rem; text-transform: uppercase; letter-spacing: .14em; font-size: .76rem; font-weight: 800; color: var(--red); }
h1, h2, h3 { font-family: Georgia, "Times New Roman", serif; color: var(--navy); line-height: 1.12; }
h1 { margin: 0; font-size: clamp(2.5rem, 5vw, 4.8rem); letter-spacing: -.035em; }
h2 { margin: .15rem 0 1rem; font-size: clamp(2rem, 3.4vw, 3.25rem); letter-spacing: -.025em; }
h3 { margin: .25rem 0 .6rem; font-size: 1.45rem; }
.hero-place { margin: 1.2rem 0 0; color: var(--navy-2); font-weight: 750; }
.hero-intro { max-width: 64ch; color: var(--muted); font-size: 1.08rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.5rem; }
.button {
  appearance: none; border: 0; cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 46px; padding: .72rem 1.08rem; border-radius: 999px;
  font: inherit; font-weight: 800;
}
.button.primary { color: white; background: var(--navy); box-shadow: 0 10px 25px rgba(11,47,87,.18); }
.button.primary:hover { background: var(--red); }
.button.secondary { color: var(--navy); background: white; border: 1px solid var(--line); }
.button.secondary:hover { border-color: var(--navy); }
.countdown { margin-top: 1.7rem; display: inline-flex; align-items: baseline; gap: .55rem; color: var(--navy); }
.countdown strong { font-size: 2.25rem; font-family: Georgia, serif; }
.countdown span { color: var(--muted); font-size: .95rem; }

.facts {
  width: min(var(--max), calc(100% - 2rem)); margin: 0 auto 2rem;
  display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line); border-radius: 18px; overflow: hidden;
}
.facts article { padding: 1.3rem 1.4rem; background: var(--soft); border-right: 1px solid var(--line); }
.facts article:last-child { border-right: 0; }
.facts span { display: block; font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--red); font-weight: 800; margin-bottom: .25rem; }
.facts strong { display: block; color: var(--navy); line-height: 1.35; }

.section { padding: 5.2rem max(1rem, calc((100% - var(--max)) / 2)); }
.section.alt { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-heading { max-width: 800px; margin-bottom: 2.2rem; }
.section-heading.centered { text-align: center; margin-inline: auto; }
.section-lede { color: var(--muted); margin: 0; }
.about-grid, .venue-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 3rem; align-items: start; }
.lead-copy { font-size: 1.08rem; }
.lead-copy p:first-child { margin-top: 0; }
.highlight-card {
  border-left: 4px solid var(--red); padding: 1.6rem 1.7rem;
  background: linear-gradient(135deg, #fff 0%, #f7fafc 100%); border-radius: 0 18px 18px 0;
  box-shadow: var(--shadow);
}
.card-label { text-transform: uppercase; letter-spacing: .1em; font-size: .72rem; font-weight: 850; color: var(--red); }
.highlight-card p { margin-bottom: 0; color: var(--navy); font-weight: 650; }

.format-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.format-card, .speaker-placeholder, .day-card, .organizer-card {
  background: white; border: 1px solid var(--line); border-radius: 18px; padding: 1.5rem; box-shadow: 0 10px 25px rgba(10,35,65,.045);
}
.format-number { font-family: Georgia, serif; color: var(--red); font-size: 1.55rem; font-weight: 800; }
.format-card p { color: var(--muted); margin-bottom: 0; }

.speaker-placeholder-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.speaker-placeholder span { display: block; color: var(--red); text-transform: uppercase; letter-spacing: .1em; font-size: .7rem; font-weight: 800; }
.speaker-placeholder strong { display: block; font-family: Georgia, serif; color: var(--navy); font-size: 1.35rem; margin: .6rem 0 .2rem; }
.speaker-placeholder small { color: var(--muted); }

.program-grid { max-width: 950px; margin: 0 auto; display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; }
.day-date { color: var(--red); font-weight: 850; font-size: .85rem; }
.day-card ul { padding-left: 1.15rem; color: var(--muted); }
.day-card li + li { margin-top: .45rem; }

.venue-name { color: var(--navy); font-family: Georgia, serif; font-size: 1.55rem; font-weight: 700; }
.venue-badge {
  min-height: 220px; padding: 2rem; border-radius: 20px;
  color: white; background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 72%, var(--red) 150%);
  display: flex; flex-direction: column; justify-content: flex-end;
}
.venue-badge strong { font-family: Georgia, serif; font-size: 3rem; }
.venue-badge span { font-weight: 750; }
.venue-badge small { opacity: .82; margin-top: .35rem; }

.organizer-grid { max-width: 760px; margin: 0 auto; display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.organizer-card { text-align: center; }
.initials {
  width: 68px; height: 68px; margin: 0 auto 1rem; border-radius: 50%;
  display: grid; place-items: center; background: var(--soft); color: var(--red); font-family: Georgia, serif; font-weight: 800; font-size: 1.25rem;
}
.organizer-card p { color: var(--muted); margin-bottom: 0; }

.support-strip {
  color: white; background: var(--navy);
  padding: 3.6rem max(1rem, calc((100% - var(--max)) / 2));
  display: grid; grid-template-columns: .8fr 1.2fr; gap: 3rem; align-items: center;
}
.support-strip h2 { color: white; margin-bottom: 0; }
.kicker.light { color: #ffabb2; }
.support-strip > p { margin: 0; color: rgba(255,255,255,.82); }

.contact-box {
  display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: center;
  padding: 2.2rem; border: 1px solid var(--line); border-radius: 22px; background: linear-gradient(135deg, #fff 0%, var(--soft) 100%);
}
.contact-box h2 { margin-bottom: .55rem; }
.contact-box p { color: var(--muted); margin-bottom: 0; }
.contact-actions { display: flex; flex-direction: column; align-items: flex-start; gap: .75rem; }
.text-link { color: var(--navy); font-weight: 800; text-decoration: none; }
.text-link:hover { color: var(--red); }

.site-footer {
  width: min(var(--max), calc(100% - 2rem)); margin: 0 auto; padding: 2rem 0 2.6rem;
  display: grid; grid-template-columns: 160px 1fr auto; gap: 1.5rem; align-items: center;
  border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem;
}
.site-footer img { width: 160px; border: 1px solid var(--line); border-radius: 8px; background: white; }
.site-footer strong { display: block; color: var(--navy); font-family: Georgia, serif; margin-bottom: .2rem; }
.site-footer span { display: block; }
.site-footer a { color: var(--navy); font-weight: 800; text-decoration: none; }

@media (max-width: 920px) {
  .menu-button { display: inline-flex; }
  .main-nav {
    position: absolute; left: 1rem; right: 1rem; top: 72px; display: none;
    flex-direction: column; align-items: stretch; gap: 0; padding: .6rem;
    background: white; border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: .72rem .85rem; }
  .personal-link { border-left: 0; border-top: 1px solid var(--line); padding-left: .85rem !important; }
  .hero { grid-template-columns: 1fr; gap: 2rem; margin-top: 2rem; }
  .hero-logo-card { order: 2; }
  .hero-copy { order: 1; }
  .facts { grid-template-columns: repeat(2, 1fr); }
  .facts article:nth-child(2) { border-right: 0; }
  .facts article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .format-grid, .speaker-placeholder-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .venue-grid, .support-strip, .contact-box { grid-template-columns: 1fr; }
  .site-footer { grid-template-columns: 120px 1fr; }
  .site-footer > a { grid-column: 2; }
  .site-footer img { width: 120px; }
}

@media (max-width: 620px) {
  .nav-shell { min-height: 64px; }
  .main-nav { top: 64px; }
  .mini-brand span:last-child { font-size: .84rem; }
  .hero { width: min(var(--max), calc(100% - 1.2rem)); }
  .hero-logo-card { padding: .75rem; border-radius: 16px; }
  h1 { font-size: 2.55rem; }
  .facts { width: calc(100% - 1.2rem); grid-template-columns: 1fr; }
  .facts article { border-right: 0; border-bottom: 1px solid var(--line); }
  .facts article:last-child { border-bottom: 0; }
  .section { padding-top: 4rem; padding-bottom: 4rem; }
  .format-grid, .speaker-placeholder-grid, .program-grid, .organizer-grid { grid-template-columns: 1fr; }
  .support-strip { gap: 1rem; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer img { width: min(100%, 320px); }
  .site-footer > a { grid-column: 1; }
}