:root {
  --navy: #0E1C47;
  --ink: #10182B;
  --blue: #1C3D8F;
  --blue-light: #778BBC;
  --red: #D31F2B;
  --red-dark: #89141C;
  --red-light: #DE5760;
  --gold: #C9A227;
  --bg: #F6F5F1;
  --white: #ffffff;
  --text: #10182B;
  --muted: #5b6472;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(14, 28, 71, 0.12);
  --max-width: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

img, svg { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--white);
  border-bottom: 4px solid var(--red);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(10, 26, 58, 0.08);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand img { width: 52px; height: 52px; }

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-text strong {
  color: var(--navy);
  font-size: 1rem;
}

.brand-text span {
  color: var(--muted);
  font-size: 0.75rem;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 3px;
  margin: 5px 0;
  background: var(--navy);
  border-radius: 2px;
}

.main-nav ul {
  display: flex;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a {
  display: block;
  padding: 10px 14px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--navy);
  transition: background 0.15s, color 0.15s;
}

.main-nav a:hover,
.main-nav a.active {
  background: var(--navy);
  color: var(--white);
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 55%, var(--blue-light) 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(211,31,43,0.35), transparent 70%);
}

.hero .container {
  position: relative;
  padding: 64px 24px 56px;
}

.eyebrow {
  display: inline-block;
  background: var(--gold);
  color: var(--navy);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 2px;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin: 0 0 6px;
  font-weight: 800;
  line-height: 1.1;
}

.hero h1 .accent { color: var(--red-light); }

.hero .subtitle {
  font-size: clamp(1rem, 2.2vw, 1.3rem);
  max-width: 640px;
  color: #dbe4ff;
  margin: 12px 0 28px;
}

.theme-banner {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius);
  padding: 18px 22px;
  max-width: 640px;
  margin-bottom: 32px;
  backdrop-filter: blur(2px);
}

.theme-banner strong { color: #ffd0d4; }

/* Info pills row */
.info-row {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 8px;
}

.info-pill {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 12px 18px;
  border-radius: 12px;
  min-width: 190px;
}

.info-pill .icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.info-pill .label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #cdd8ff;
}

.info-pill .value {
  font-weight: 700;
  font-size: 1.02rem;
}

/* Countdown */
.countdown {
  display: flex;
  gap: 14px;
  margin-top: 34px;
  flex-wrap: wrap;
}

.countdown .unit {
  background: var(--white);
  color: var(--navy);
  border-radius: 12px;
  padding: 14px 18px;
  min-width: 84px;
  text-align: center;
  box-shadow: var(--shadow);
}

.countdown .unit strong {
  display: block;
  font-size: 1.8rem;
  color: var(--red);
  line-height: 1;
}

.countdown .unit span {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
}

/* ---------- Sections ---------- */
section.block {
  padding: 56px 0;
}

section.block.alt { background: var(--white); }

.section-title {
  text-align: center;
  margin: 0 auto 36px;
  max-width: 720px;
}

.section-title .kicker {
  color: var(--gold);
  font-weight: 700;
  letter-spacing: 2px;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.section-title h2 {
  color: var(--navy);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  margin: 8px 0 10px;
}

.section-title p { color: var(--muted); margin: 0; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--red);
}

.card h3 {
  color: var(--navy);
  margin-top: 0;
}

.card p { color: var(--muted); margin-bottom: 0; }

/* Partners */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 22px;
  max-width: 900px;
  margin: 0 auto;
}

.partner-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 120px;
}

.partner-card img {
  max-width: 100%;
  max-height: 76px;
  object-fit: contain;
}

/* Leadership / person cards */
.leadership-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 22px;
  margin-bottom: 48px;
}

.person-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  text-align: center;
}

.person-photo {
  width: 104px;
  height: 104px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
  border: 4px solid var(--bg);
  box-shadow: 0 0 0 3px var(--gold);
}

.person-photo.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  color: var(--white);
  font-weight: 800;
  font-size: 1.6rem;
}

.person-card h3 {
  color: var(--navy);
  margin: 0 0 4px;
  font-size: 1.05rem;
}

.person-card .role {
  color: var(--red);
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.person-card p.bio {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0;
}

/* Committee list */
.committee-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}

.committee-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 26px;
  border-top: 4px solid var(--blue);
}

.committee-card h3 {
  color: var(--navy);
  margin: 0 0 14px;
  font-size: 1.05rem;
}

.committee-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.committee-card li {
  padding: 8px 0;
  border-bottom: 1px solid var(--bg);
  color: var(--text);
  font-size: 0.92rem;
}

.committee-card li:last-child { border-bottom: none; }

.committee-card li .member-role {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  margin-top: 2px;
}

/* Agenda / timeline */
.agenda {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.agenda-item {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 26px;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 18px;
  border-left: 5px solid var(--red);
}

.agenda-item.keynote { border-left-color: var(--blue); }
.agenda-item.closing { border-left-color: var(--navy); }

.agenda-time {
  font-weight: 800;
  color: var(--navy);
  font-size: 1.05rem;
  white-space: nowrap;
}

.agenda-item h3 {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: 1.1rem;
  line-height: 1.35;
}

.agenda-item ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

.agenda-item li { margin-bottom: 4px; }

.tag {
  display: inline-block;
  background: var(--bg);
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
}

@media (max-width: 560px) {
  .agenda-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

/* Coming soon banner */
.coming-soon {
  display: flex;
  align-items: center;
  gap: 16px;
  background: linear-gradient(90deg, var(--red), var(--red-dark));
  color: var(--white);
  padding: 18px 24px;
  border-radius: var(--radius);
  margin: 0 auto 36px;
  max-width: 760px;
}

.coming-soon .megaphone {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.coming-soon p { margin: 0; font-weight: 600; }

.placeholder-panel {
  background: var(--white);
  border: 2px dashed #cbd3e6;
  border-radius: var(--radius);
  padding: 40px 24px;
  text-align: center;
  color: var(--muted);
  max-width: 760px;
  margin: 0 auto;
}

.placeholder-panel h3 { color: var(--navy); margin-top: 0; }

/* Contacts */
.contacts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  max-width: 640px;
  margin: 28px auto 0;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg);
  border-radius: 10px;
  padding: 14px 16px;
  font-weight: 700;
  color: var(--navy);
}

.contact-item .icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.contact-item a { color: var(--navy); }

/* Benefits list */
.benefits-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  max-width: 900px;
  margin: 0 auto;
}

.benefit-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--white);
  border-radius: 12px;
  padding: 14px 16px;
  box-shadow: var(--shadow);
}

.benefit-item .check {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 800;
}

.benefit-item p { margin: 0; color: var(--text); font-size: 0.92rem; }

.payment-box {
  background: var(--navy);
  color: var(--white);
  border-radius: var(--radius);
  padding: 26px 30px;
  max-width: 640px;
  margin: 0 auto;
}

.payment-box dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 18px;
  margin: 0;
}

.payment-box dt {
  color: #93a0c2;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.payment-box dd {
  margin: 0;
  font-weight: 700;
}

.deadline-note {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 32px;
  color: var(--muted);
}

.deadline-note strong { color: var(--red); }

/* Steps list */
.steps {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.step {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 24px;
}

.step .num {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--red);
  color: var(--white);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step h3 { margin: 0 0 4px; color: var(--navy); font-size: 1.02rem; }
.step p { margin: 0; color: var(--muted); }
.step code {
  background: var(--bg);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.88rem;
  color: var(--red-dark);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-top: 28px;
}

.rules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
  max-width: 900px;
  margin: 0 auto;
}

.rule-item {
  background: var(--bg);
  border-radius: 12px;
  padding: 18px 20px;
  text-align: center;
}

.rule-item strong {
  display: block;
  color: var(--red);
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.rule-item span {
  color: var(--muted);
  font-size: 0.85rem;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.spec-table th, .spec-table td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--bg);
  font-size: 0.9rem;
}

.spec-table th {
  background: var(--navy);
  color: var(--white);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.spec-table tr:last-child td { border-bottom: none; }
.spec-table td:first-child { font-weight: 700; color: var(--navy); }

.table-scroll { overflow-x: auto; max-width: 900px; margin: 0 auto; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--red);
  color: var(--white);
  font-weight: 700;
  padding: 12px 22px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 18px rgba(211,31,43,0.35); }

.btn.outline {
  background: transparent;
  border: 2px solid var(--white);
  color: var(--white);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: #cdd8ff;
  padding: 40px 0 24px;
  border-top: 4px solid var(--red);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
  margin-bottom: 24px;
}

.footer-grid h4 {
  color: var(--white);
  margin: 0 0 12px;
  font-size: 0.95rem;
}

.footer-grid ul { list-style: none; margin: 0; padding: 0; }

.footer-grid li { margin-bottom: 8px; font-size: 0.9rem; }

.footer-grid a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 18px;
  font-size: 0.8rem;
  text-align: center;
  color: #93a0c2;
}

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .nav-toggle { display: block; }

  .main-nav {
    position: fixed;
    top: 78px;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }

  .main-nav.open { max-height: 420px; }

  .main-nav ul {
    flex-direction: column;
    padding: 12px 24px 20px;
    gap: 4px;
  }

  .main-nav a { padding: 12px 10px; }
}