:root {
  --cowboys-blue: #003594;
  --deep-blue: #001a44;
  --silver: #b0b7bc;
  --light-silver: #e8ecef;
  --white: #ffffff;
  --grey: #4d5661;
  --charcoal: #0d1117;
  --smoke: rgba(255,255,255,0.12);
  --shadow: 0 24px 80px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--charcoal);
  color: var(--white);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
.container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  background: rgba(0, 26, 68, 0.72);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.nav { height: 78px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: .5px; }
.brand-mark {
  display: grid; place-items: center;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--silver), var(--white), #7c858c);
  color: var(--deep-blue);
  font-family: 'Cinzel', serif;
  box-shadow: 0 0 26px rgba(176,183,188,.45);
}
.brand-text { font-family: 'Cinzel', serif; text-transform: uppercase; font-size: .95rem; }
.nav-links { display: flex; align-items: center; gap: 26px; font-weight: 700; }
.nav-links a { opacity: .9; transition: .25s; }
.nav-links a:hover { color: var(--light-silver); opacity: 1; }
.nav-cta { padding: 10px 18px; border-radius: 999px; background: var(--white); color: var(--cowboys-blue); }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; }
.nav-toggle span { display: block; width: 28px; height: 3px; margin: 5px; background: white; border-radius: 2px; }

.hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  padding: 150px 0 90px;
  background:
    radial-gradient(circle at 18% 20%, rgba(176,183,188,.38), transparent 30%),
    linear-gradient(135deg, rgba(0,53,148,.94), rgba(0,26,68,.95) 46%, #05070b 100%);
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, #000 20%, transparent 100%);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--charcoal) 0%, transparent 55%);
}
.skyline {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 230px;
  opacity: .5;
  background:
    linear-gradient(to top, #03050a 0 28%, transparent 28%),
    linear-gradient(to top, #03050a 0 100%, transparent 0);
  clip-path: polygon(0 100%,0 72%,5% 72%,5% 50%,9% 50%,9% 68%,14% 68%,14% 35%,18% 35%,18% 63%,24% 63%,24% 43%,28% 43%,28% 68%,34% 68%,34% 18%,37% 18%,37% 68%,43% 68%,43% 48%,48% 48%,48% 28%,51% 28%,51% 70%,57% 70%,57% 52%,62% 52%,62% 66%,68% 66%,68% 38%,74% 38%,74% 64%,80% 64%,80% 44%,86% 44%,86% 70%,92% 70%,92% 55%,96% 55%,96% 76%,100% 76%,100% 100%);
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.2fr .8fr; gap: 42px; align-items: center; }
.eyebrow { color: var(--light-silver); text-transform: uppercase; letter-spacing: .22em; font-size: .78rem; font-weight: 800; }
h1, h2, h3 { margin: 0 0 18px; line-height: 1.05; }
h1 { font-family: 'Cinzel', serif; font-size: clamp(3.5rem, 8vw, 7.8rem); text-transform: uppercase; text-shadow: 0 12px 40px rgba(0,0,0,.45); }
h2 { font-family: 'Cinzel', serif; font-size: clamp(2rem, 4vw, 4rem); }
h3 { font-size: 1.35rem; }
.hero-subtitle { max-width: 760px; font-size: 1.22rem; color: rgba(255,255,255,.86); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 34px 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 24px; border-radius: 999px; border: 1px solid rgba(255,255,255,.24); font-weight: 800; cursor: pointer; transition: .25s; }
.btn-primary { background: linear-gradient(135deg, var(--white), var(--silver)); color: var(--deep-blue); border: 0; box-shadow: 0 16px 40px rgba(176,183,188,.25); }
.btn-secondary { background: rgba(255,255,255,.08); }
.btn:hover { transform: translateY(-3px); }
.hero-stats { display: grid; grid-template-columns: repeat(3, minmax(90px, 1fr)); gap: 14px; max-width: 520px; }
.hero-stats div, .event-card, .feature-panel, .program-card, .registration-form {
  background: linear-gradient(145deg, rgba(255,255,255,.14), rgba(255,255,255,.045));
  border: 1px solid rgba(255,255,255,.16);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.hero-stats div { border-radius: 22px; padding: 18px; }
.hero-stats strong { display: block; font-family: 'Cinzel', serif; font-size: 1.8rem; }
.hero-stats span { color: var(--light-silver); font-size: .85rem; }
.event-card { border-radius: 34px; padding: 34px; position: relative; }
.card-ribbon { display: inline-block; padding: 8px 14px; border-radius: 999px; color: var(--deep-blue); background: var(--light-silver); font-weight: 900; margin-bottom: 24px; }
.event-card h2 { font-size: 2.1rem; }
.event-card ul { padding-left: 20px; color: rgba(255,255,255,.86); }

.section { padding: 96px 0; }
.about { background: linear-gradient(180deg, var(--charcoal), #111823); }
.split, .register-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 46px; align-items: center; }
.section-copy p, .section-heading p { color: rgba(255,255,255,.76); }
.mission { padding: 22px; border-left: 5px solid var(--silver); background: rgba(0,53,148,.24); border-radius: 16px; }
.feature-panel { border-radius: 30px; padding: 34px; }
.feature-list { display: grid; gap: 18px; }
.feature-list div { display: grid; grid-template-columns: 54px 1fr; gap: 16px; align-items: center; }
.feature-list span { font-family: 'Cinzel', serif; font-size: 1.25rem; color: var(--silver); }
.feature-list p { margin: 0; color: rgba(255,255,255,.82); }

.events { background: linear-gradient(135deg, #071121, #001a44 52%, #101419); }
.section-heading { max-width: 780px; margin-bottom: 40px; }
.event-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.program-card { border-radius: 28px; padding: 28px; min-height: 280px; transition: .25s; }
.program-card:hover { transform: translateY(-8px); border-color: rgba(255,255,255,.36); }
.program-icon { font-size: 2.2rem; margin-bottom: 22px; }
.program-card p { color: rgba(255,255,255,.76); }
.program-card span { color: var(--silver); font-weight: 800; font-size: .88rem; }

.gallery { background: #0d1117; }
.gallery-grid { display: grid; grid-template-columns: repeat(6, 1fr); grid-auto-rows: 190px; gap: 16px; }
.gallery-item { position: relative; overflow: hidden; border-radius: 26px; background: linear-gradient(135deg, rgba(0,53,148,.95), rgba(176,183,188,.52)), radial-gradient(circle at 30% 20%, white, transparent 20%); border: 1px solid rgba(255,255,255,.16); }
.gallery-item::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at center, transparent 0 30%, rgba(0,0,0,.46) 100%); }
.gallery-item span { position: absolute; left: 20px; bottom: 18px; font-family: 'Cinzel', serif; font-weight: 800; }
.item-1 { grid-column: span 2; grid-row: span 2; }
.item-2, .item-3, .item-4, .item-5 { grid-column: span 2; }
.item-6 { grid-column: span 4; }

.register { background: linear-gradient(180deg, #111823, #05070b); }
.contact-strip { display: grid; gap: 10px; margin-top: 24px; color: var(--light-silver); font-weight: 700; }
.registration-form { border-radius: 30px; padding: 30px; display: grid; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: grid; gap: 8px; font-weight: 800; color: rgba(255,255,255,.9); }
input, select, textarea { width: 100%; border: 1px solid rgba(255,255,255,.18); background: rgba(255,255,255,.08); color: white; border-radius: 14px; padding: 14px 16px; font: inherit; outline: none; }
select option { color: #0d1117; }
input:focus, select:focus, textarea:focus { border-color: var(--silver); box-shadow: 0 0 0 4px rgba(176,183,188,.15); }
.form-note { min-height: 24px; margin: 0; color: var(--light-silver); font-weight: 700; }

.site-footer { background: #03050a; padding: 48px 0 26px; border-top: 1px solid rgba(255,255,255,.12); }
.footer-grid { display: flex; justify-content: space-between; gap: 28px; align-items: center; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; color: var(--silver); font-weight: 800; }
.copyright { text-align: center; color: rgba(255,255,255,.55); margin-top: 30px; }

.reveal { opacity: 0; transform: translateY(24px); transition: .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .22s; }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav-links { position: fixed; top: 78px; left: 0; right: 0; padding: 24px; background: rgba(0,26,68,.96); display: grid; gap: 18px; transform: translateY(-130%); transition: .3s; }
  .nav-links.open { transform: translateY(0); }
  .hero-grid, .split, .register-grid, .event-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 130px; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .gallery-item, .item-1, .item-2, .item-3, .item-4, .item-5, .item-6 { grid-column: span 1; grid-row: span 1; }
}
@media (max-width: 560px) {
  .container { width: min(100% - 28px, 1160px); }
  .brand-text { display: none; }
  h1 { font-size: 3rem; }
  .hero-stats, .form-row, .gallery-grid { grid-template-columns: 1fr; }
  .footer-grid { display: grid; }
}