:root {
  --ink: #102124;
  --muted: #5e6d72;
  --paper: #ffffff;
  --soft: #f3f8f8;
  --soft-2: #e9f4f1;
  --line: #dbe8e7;
  --teal: #0b6972;
  --teal-dark: #064a52;
  --green: #65a867;
  --aqua: #21a6b1;
  --amber: #f2bb4c;
  --shadow: 0 20px 45px rgba(12, 55, 60, 0.12);
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}
a { color: inherit; }
img { max-width: 100%; display: block; }

.site-header { position: relative; overflow: hidden; background: #f7fbfb; }
.nav {
  max-width: 1160px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.02em;
}
.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 70% 30%, var(--amber) 0 10%, transparent 11%),
    radial-gradient(circle at 25% 75%, var(--green) 0 9%, transparent 10%),
    linear-gradient(135deg, var(--teal), var(--aqua));
  box-shadow: 0 8px 24px rgba(11,105,114,.25);
}
.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 18px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.94rem;
  color: var(--muted);
}
.nav-links a { text-decoration: none; }
.nav-links a:hover { color: var(--teal-dark); }

.hero {
  position: relative;
  max-width: 1160px;
  margin: 0 auto;
  padding: 62px 24px 72px;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -120px -120px auto 43%;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(33,166,177,.22), rgba(101,168,103,.12) 42%, transparent 66%);
  z-index: 0;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  top: 20px;
  right: 24px;
  width: min(46%, 520px);
  height: 78%;
  opacity: .24;
  background-image:
    radial-gradient(circle, var(--teal) 1.8px, transparent 2.1px),
    linear-gradient(35deg, transparent 0 46%, rgba(11,105,114,.55) 47% 49%, transparent 50% 100%),
    linear-gradient(-25deg, transparent 0 43%, rgba(101,168,103,.45) 44% 46%, transparent 47% 100%);
  background-size: 58px 58px, 180px 140px, 160px 130px;
  background-position: 0 0, 10px 24px, 20px 30px;
  z-index: 0;
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; max-width: 820px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(11,105,114,.10);
  color: var(--teal-dark);
  font-weight: 700;
  font-size: .91rem;
}
h1 {
  margin: 0;
  font-size: clamp(2.35rem, 5vw, 4.75rem);
  line-height: .98;
  letter-spacing: -0.06em;
  max-width: 940px;
}
.hero-subtitle {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  font-weight: 700;
  color: var(--teal-dark);
  margin: 18px 0 0;
}
.lead {
  max-width: 760px;
  margin: 20px 0 0;
  font-size: 1.15rem;
  color: #405054;
}
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid transparent;
}
.button.primary { background: var(--teal); color: white; box-shadow: 0 14px 28px rgba(11,105,114,.24); }
.button.secondary { background: white; color: var(--teal-dark); border-color: var(--line); }
.button:hover { transform: translateY(-1px); }
.hero-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 14px;
  margin-top: 34px;
  max-width: 960px;
}
.hero-note {
  padding: 16px 16px;
  background: rgba(255,255,255,.78);
  border: 1px solid rgba(219,232,231,.95);
  backdrop-filter: blur(8px);
  border-radius: 18px;
}
.hero-note strong { display: block; color: var(--teal-dark); margin-bottom: 4px; }
.hero-note span { display: block; color: var(--muted); font-size: .95rem; }

.section {
  max-width: 1160px;
  margin: 0 auto;
  padding: 72px 24px;
}
.section.compact { padding-top: 38px; padding-bottom: 38px; }
.section h2 {
  margin: 0 0 18px;
  font-size: clamp(1.85rem, 3.2vw, 2.75rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}
.section h3 { margin: 0 0 9px; font-size: 1.2rem; }
.section p { color: #405054; }
.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.42fr) minmax(300px, .82fr);
  gap: 34px;
  align-items: start;
}
.card, .info-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.info-card { padding: 26px; position: sticky; top: 16px; }
.info-card ul, .clean-list { padding-left: 1.15rem; margin: 12px 0 0; color: #405054; }
.info-card li + li, .clean-list li + li { margin-top: 8px; }

.pill-row { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; }
.pill {
  display: inline-flex;
  align-items: center;
  padding: 7px 11px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--teal-dark);
  font-size: .91rem;
  font-weight: 700;
}

.eyebrow a, .info-card a, .date-card a {
  color: var(--teal-dark);
  font-weight: 900;
  text-decoration: none;
  border-bottom: 1px solid rgba(6,74,82,.35);
}
.eyebrow a:hover, .info-card a:hover, .date-card a:hover { border-bottom-color: currentColor; }
.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 18px 0 28px;
}
.project-links a, .footer-projects a {
  color: var(--teal-dark);
  font-weight: 800;
  text-decoration: none;
}
.project-links a {
  display: inline-flex;
  align-items: center;
  padding: 7px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--soft);
}
.project-links a:hover, .footer-projects a:hover { text-decoration: underline; }

.objective-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 18px;
  margin-top: 24px;
}
.objective {
  padding: 24px;
  min-height: 220px;
}
.objective .number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--soft-2);
  color: var(--teal-dark);
  font-weight: 900;
}
.objective strong { color: var(--teal-dark); }

.band {
  background: linear-gradient(135deg, var(--teal-dark), var(--teal));
  color: white;
  margin: 26px 0;
}
.band .section { padding-top: 64px; padding-bottom: 64px; }
.band p { color: rgba(255,255,255,.84); }
.band h2, .band h3 { color: white; }
.flash-layout {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
  gap: 26px;
  align-items: start;
}
.flash-badge {
  display: inline-block;
  color: #123014;
  background: var(--amber);
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 900;
  margin-bottom: 18px;
}
.format-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 12px;
}
.format-card {
  padding: 18px;
  background: rgba(255,255,255,.09);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 18px;
}
.format-card p { font-size: .96rem; margin-bottom: 0; }
.flash-note {
  margin-top: 16px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.18);
}

.timeline { display: grid; gap: 16px; margin-top: 26px; }
.session-card {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 20px;
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: white;
  box-shadow: 0 12px 30px rgba(12,55,60,.08);
}
.session-time {
  color: var(--teal-dark);
  font-weight: 900;
  letter-spacing: -0.02em;
}
.session-card ul { margin: 10px 0 0; padding-left: 1.1rem; color: #405054; }
.session-card li + li { margin-top: 5px; }
.notice {
  padding: 16px 18px;
  border-left: 5px solid var(--amber);
  border-radius: 14px;
  background: #fff8e7;
  color: #5a4825;
  font-weight: 650;
}

.audience-grid, .date-grid, .organizer-grid, .past-grid {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}
.audience-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
.date-grid { grid-template-columns: repeat(2, minmax(0,1fr)); max-width: 820px; }
.past-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
.mini-card { padding: 20px; border-radius: 20px; background: var(--soft); border: 1px solid var(--line); }
.mini-card p { margin: 6px 0 0; font-size: .96rem; }
.date-card strong { display: block; color: var(--teal-dark); }
.date-card span { display: block; margin-top: 4px; color: var(--muted); }

.organizer-grid { grid-template-columns: repeat(5, minmax(0,1fr)); }
.person-card { overflow: hidden; border-radius: 22px; border: 1px solid var(--line); background: white; box-shadow: 0 14px 32px rgba(12,55,60,.08); }
.person-card img { width: 100%; aspect-ratio: 13/16; object-fit: cover; background: var(--soft); }
.person-card .person-body { padding: 16px; }
.person-card h3 { font-size: 1.05rem; line-height: 1.15; }
.person-card .affil { font-size: .9rem; color: var(--muted); margin: 0 0 9px; }
.person-card .expertise { color: #405054; font-size: .92rem; margin: 0; }
.person-card .bio-label { margin: 12px 0 0; color: var(--teal-dark); font-weight: 800; font-size: .9rem; }
.person-card .bio { margin: 4px 0 0; font-size: .89rem; margin-bottom: 0; }

.footer-cta {
  max-width: 1160px;
  margin: 0 auto 60px;
  padding: 0 24px;
}
.footer-box {
  padding: 34px;
  border-radius: 28px;
  color: white;
  background:
    radial-gradient(circle at 85% 20%, rgba(242,187,76,.35), transparent 22%),
    linear-gradient(135deg, #082f36, #0b6972 70%);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
}
.footer-box p { color: rgba(255,255,255,.82); margin: 8px 0 0; }
footer {
  border-top: 1px solid var(--line);
  background: #f7fbfb;
  padding: 30px 24px;
  color: var(--muted);
}
.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
}
.footer-inner a { color: var(--teal-dark); font-weight: 700; text-decoration: none; }

@media (max-width: 920px) {
  .hero-notes, .objective-grid, .format-grid, .audience-grid, .date-grid, .organizer-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .two-col, .flash-layout { grid-template-columns: 1fr; }
  .organizer-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .footer-box { grid-template-columns: 1fr; }
  .info-card { position: static; }
}
@media (max-width: 640px) {
  .nav { align-items: flex-start; flex-direction: column; }
  .nav-links { justify-content: flex-start; }
  .hero { padding-top: 42px; }
  .hero::after { width: 100%; right: -20%; opacity: .12; }
  .hero-notes, .objective-grid, .format-grid, .audience-grid, .date-grid, .organizer-grid, .past-grid { grid-template-columns: 1fr; }
  .session-card { grid-template-columns: 1fr; }
  .section { padding: 52px 20px; }
  .footer-cta { padding: 0 20px; }
}

.eyebrow a { color: var(--teal-dark); text-decoration: none; }
.eyebrow a:hover { text-decoration: underline; }
.date-grid.three { grid-template-columns: repeat(3, minmax(0,1fr)); }
.small-note { margin-top: 14px; font-size: .95rem; color: var(--muted); }
.compact-row { margin-top: 16px; }
.project-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 16px;
  margin-top: 22px;
}
.project-card {
  display: block;
  min-height: 132px;
  padding: 20px;
  border-radius: 20px;
  background: var(--soft);
  border: 1px solid var(--line);
  text-decoration: none;
}
.project-card strong { display: block; color: var(--teal-dark); font-size: 1.08rem; margin-bottom: 8px; }
.project-card span { display: block; color: #405054; font-size: .96rem; }
.project-card:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(12,55,60,.10); background: white; }
.mini-card a { color: var(--teal-dark); text-decoration: none; }
.mini-card a:hover { text-decoration: underline; }
@media (max-width: 920px) { .project-grid, .date-grid.three { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 640px) { .project-grid, .date-grid.three { grid-template-columns: 1fr; } }