:root {
  --navy: #0b3d91;
  --navy-deep: #082b66;
  --gold: #d4a017;
  --sand: #f5efe2;
  --mist: #edf2f7;
  --ink: #1f2937;
  --muted: #44556b;
  --white: #ffffff;
  --shadow: 0 24px 60px rgba(8, 43, 102, 0.15);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Source Sans 3", sans-serif;
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink);
  background: linear-gradient(180deg, #f9f6ef 0%, #ffffff 30%, #eef4fb 100%);
}

img {
  display: block;
  width: 100%;
}

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 10px;
  z-index: 999;
  background: var(--navy-deep);
  color: var(--white);
  padding: 10px 14px;
  border-radius: 10px;
}

.skip-link:focus {
  left: 16px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.84);
  border-bottom: 1px solid rgba(11, 61, 145, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-logo {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(11, 61, 145, 0.18);
  box-shadow: 0 10px 24px rgba(8, 43, 102, 0.14);
}

.brand-copy {
  display: flex;
  flex-direction: column;
}

.brand-copy strong,
h1,
h2,
h3 {
  font-family: "Montserrat", sans-serif;
}

.brand-copy strong {
  color: var(--navy-deep);
  font-size: 1.1rem;
}

.brand-copy small {
  color: var(--muted);
  font-size: 0.9rem;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-weight: 600;
  color: var(--navy-deep);
}

.main-nav a {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 0 8px;
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: center;
  overflow: clip;
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media img {
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(8, 28, 71, 0.86) 0%, rgba(8, 28, 71, 0.74) 40%, rgba(8, 28, 71, 0.2) 100%),
    linear-gradient(180deg, rgba(212, 160, 23, 0.16), rgba(8, 28, 71, 0.28));
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 90px 0 84px;
  color: var(--white);
}

.eyebrow {
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-weight: 700;
  color: var(--gold);
}

h1 {
  margin: 0;
  font-size: clamp(3rem, 8vw, 5.8rem);
  line-height: 0.98;
  max-width: 8ch;
}

.hero-lead {
  max-width: 720px;
  font-size: clamp(1.2rem, 2.8vw, 1.7rem);
  line-height: 1.4;
  margin: 18px 0 28px;
}

.hero-event {
  display: grid;
  gap: 6px;
  max-width: 460px;
  padding: 20px 22px;
  margin-bottom: 26px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
}

.hero-event strong {
  font-size: 1.3rem;
}

.hero-actions,
.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid #ffd66c;
  outline-offset: 3px;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--navy-deep);
  background: var(--gold);
  box-shadow: 0 12px 30px rgba(212, 160, 23, 0.3);
}

.button-secondary {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.34);
}

.hero-stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 0;
  margin: 34px 0 0;
  max-width: 760px;
}

.hero-stats li,
.info-card,
.topic-card,
.timeline-day,
.audience-grid article,
.contact-form,
.destination-grid figure {
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.hero-stats li {
  padding: 22px;
  color: var(--navy-deep);
}

.hero-stats strong {
  display: block;
  font-family: "Montserrat", sans-serif;
  font-size: 2rem;
}

.hero-stats span {
  color: var(--muted);
}

.section {
  padding: 88px 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(237, 242, 247, 0.7), rgba(245, 239, 226, 0.72));
}

.split-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.reverse-layout {
  grid-template-columns: 0.9fr 1.1fr;
}

.section-copy h2,
.section h2 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.08;
  color: var(--navy-deep);
}

.section-copy p,
.section p,
.info-card p {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--muted);
}

.feature-photo img,
.destination-grid img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.text-link {
  display: inline-block;
  margin-top: 8px;
  font-weight: 700;
  color: var(--navy);
}

.cards {
  display: grid;
  gap: 20px;
}

.cards-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cards-four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.info-card,
.topic-card,
.audience-grid article,
.timeline-day {
  padding: 26px;
}

.info-card h3,
.timeline-day h3 {
  margin: 0 0 12px;
  color: var(--navy-deep);
  font-size: 1.35rem;
}

.card-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--navy-deep);
  background: rgba(212, 160, 23, 0.16);
}

.card-icon svg {
  width: 28px;
  height: 28px;
}

.section-footer-action {
  margin-top: 26px;
}

.button-top {
  min-height: 42px;
  padding: 0 18px;
  border-radius: 10px;
  background: rgba(11, 61, 145, 0.1);
  color: var(--navy-deep);
  border: 1px solid rgba(11, 61, 145, 0.22);
}

.button-top:hover {
  background: rgba(11, 61, 145, 0.18);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.audience-grid article,
.topic-card {
  font-weight: 700;
  color: var(--navy-deep);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.timeline-tag {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(212, 160, 23, 0.14);
  color: var(--navy);
  font-weight: 700;
}

.timeline-day ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.8;
}

.destination-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.destination-grid figure {
  overflow: hidden;
  margin: 0;
}

.destination-grid figcaption {
  padding: 16px 18px 20px;
  color: var(--navy-deep);
  font-weight: 700;
}

.contact-section {
  background:
    radial-gradient(circle at top left, rgba(212, 160, 23, 0.1), transparent 30%),
    linear-gradient(180deg, #fefcf7 0%, #edf2f7 100%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
  align-items: start;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 28px;
}

.contact-form label {
  display: block;
  margin-bottom: 6px;
  font-weight: 700;
  color: var(--navy-deep);
}

.contact-form button {
  grid-column: 1 / -1;
}

.contact-form input {
  min-height: 48px;
  padding: 0 14px;
  margin-bottom: 10px;
  border: 1px solid rgba(11, 61, 145, 0.18);
  border-radius: var(--radius-sm);
  font: inherit;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    transition: none !important;
    animation: none !important;
  }
}

@media (max-width: 960px) {
  .split-layout,
  .reverse-layout,
  .contact-grid,
  .cards-three,
  .cards-four,
  .timeline,
  .destination-grid,
  .audience-grid {
    grid-template-columns: 1fr 1fr;
  }

  .split-layout,
  .reverse-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .header-inner {
    flex-direction: column;
    align-items: center;
  }

  .main-nav {
    justify-content: center;
    gap: 10px;
    font-size: 0.95rem;
  }

  .hero {
    min-height: auto;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .section {
    padding: 68px 0;
  }

  .container {
    width: min(100% - 24px, 1120px);
  }

  .cards-three,
  .cards-four,
  .timeline,
  .destination-grid,
  .audience-grid,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .contact-form label,
  .contact-form button {
    grid-column: auto;
  }

  .hero-content {
    padding: 72px 0 60px;
  }

  .header-inner {
    justify-content: center;
  }

  .brand-logo {
    width: 52px;
    height: 52px;
  }
}