:root {
  --ink: #071a35;
  --navy: #082e66;
  --blue: #0f63b8;
  --frost: #78d8ff;
  --ice: #dff7ff;
  --snow: #f8fcff;
  --white: #ffffff;
  --silver: #d7e6f5;
  --shadow: 0 24px 70px rgba(5, 28, 66, 0.22);
  --soft-shadow: 0 18px 45px rgba(7, 26, 53, 0.13);
  --radius-lg: 32px;
  --radius-md: 22px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 15% 8%, rgba(120, 216, 255, 0.38), transparent 24rem),
    radial-gradient(circle at 85% 18%, rgba(15, 99, 184, 0.2), transparent 26rem),
    linear-gradient(180deg, #edf9ff 0%, #f8fcff 30%, #ffffff 70%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(15, 99, 184, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 99, 184, 0.045) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(180deg, black, transparent 85%);
}

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

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.snowfall {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin: 0;
  padding: 14px clamp(20px, 4vw, 48px);
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--soft-shadow);
  backdrop-filter: blur(24px);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  width: 100%;
  gap: 6px;
}

.site-nav a {
  padding: 12px 16px;
  border-radius: 999px;
  color: rgba(7, 26, 53, 0.76);
  font-size: 0.9rem;
  font-weight: 800;
  transition: color 180ms ease, background 180ms ease, transform 180ms ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--navy);
  background: rgba(120, 216, 255, 0.28);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--navy);
  cursor: pointer;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 19px;
  height: 2px;
  margin: 4px auto;
  border-radius: 999px;
  background: var(--white);
}

.section {
  width: min(calc(100% - 40px), var(--max-width));
  margin: 0 auto;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 470px);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  min-height: calc(100vh - 105px);
  padding: 84px 0 70px;
}

.hero__glow {
  position: absolute;
  inset: 8% auto auto 42%;
  width: min(52vw, 640px);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 38% 34%, rgba(255, 255, 255, 0.95), transparent 9%),
    radial-gradient(circle, rgba(120, 216, 255, 0.52), rgba(15, 99, 184, 0.1) 58%, transparent 72%);
  filter: blur(8px);
  opacity: 0.88;
  pointer-events: none;
}

.eyebrow,
.section-kicker {
  margin: 0 0 16px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-family: "Playfair Display", Georgia, serif;
  line-height: 0.96;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 650px;
  margin-bottom: 28px;
  font-size: clamp(2.35rem, 5.7vw, 4.95rem);
}

.hero .eyebrow {
  font-size: 1.75rem;
  letter-spacing: 0.04em;
}

h2 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(2rem, 4.5vw, 4rem);
}

h3 {
  margin-bottom: 12px;
  font-size: 1.35rem;
  letter-spacing: -0.025em;
}

p {
  color: rgba(7, 26, 53, 0.74);
  font-size: 1rem;
  line-height: 1.75;
}

.hero__lead {
  max-width: 620px;
  color: rgba(7, 26, 53, 0.82);
  font-size: clamp(1.12rem, 2vw, 1.45rem);
  font-weight: 600;
}

.hero__actions,
.location__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 900;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

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

.button--primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--navy), var(--blue));
  box-shadow: 0 18px 36px rgba(8, 46, 102, 0.26);
}

.button--ghost {
  color: var(--navy);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: inset 0 0 0 1px rgba(8, 46, 102, 0.12), var(--soft-shadow);
}

.hero-card {
  position: relative;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.54)),
    radial-gradient(circle at 50% 18%, rgba(120, 216, 255, 0.45), transparent 56%);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.hero-card__orb {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 430px;
}

.hero-card__orb::before {
  content: "";
  position: absolute;
  width: 86%;
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 18%, rgba(255, 255, 255, 0.95), transparent 9%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.82), rgba(120, 216, 255, 0.08));
  box-shadow: inset 0 0 44px rgba(15, 99, 184, 0.16), 0 30px 60px rgba(8, 46, 102, 0.2);
}

.hero-card__orb img {
  position: relative;
  z-index: 1;
  width: min(100%, 430px);
  margin: auto;
  filter: drop-shadow(0 22px 20px rgba(7, 26, 53, 0.24));
}

.countdown {
  position: relative;
  z-index: 2;
  padding: 18px;
  border-radius: 24px;
  color: var(--white);
  background: linear-gradient(135deg, rgba(8, 46, 102, 0.92), rgba(15, 99, 184, 0.86));
}

.countdown__label {
  display: block;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

.countdown__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.countdown__grid span {
  display: grid;
  justify-items: center;
  gap: 2px;
  padding: 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.78rem;
  font-weight: 800;
  text-align: center;
}

.countdown__grid strong {
  color: var(--white);
  font-size: 1.7rem;
  line-height: 1;
}

.quick-info {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  overflow: hidden;
  margin-bottom: 120px;
  border-radius: var(--radius-lg);
  background: rgba(8, 46, 102, 0.12);
  box-shadow: var(--soft-shadow);
}

.quick-info article {
  padding: 28px;
  background: rgba(255, 255, 255, 0.72);
}

.quick-info span,
.hotel-card span {
  display: block;
  margin-bottom: 8px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.quick-info strong {
  display: block;
  font-size: 1rem;
  line-height: 1.45;
}

.split {
  display: grid;
  grid-template-columns: minmax(240px, 320px) minmax(0, 1fr);
  gap: clamp(28px, 6vw, 88px);
  padding: 30px 0 105px;
}

.split__aside {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.split__photo {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: var(--radius-md);
  box-shadow: var(--soft-shadow);
}

.split__photo img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.split__content p {
  max-width: 820px;
  font-size: 1.08rem;
}

.feature-grid,
.details__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card,
.glass-card,
.hotel-card {
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.66);
  box-shadow: var(--soft-shadow);
  backdrop-filter: blur(18px);
}

.feature-card {
  padding: 0;
  overflow: hidden;
}

.feature-card__photo {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.feature-card:nth-child(2) .feature-card__photo {
  object-position: center calc(50% + 50px);
}

.feature-card__body {
  padding: 24px 28px 28px;
}

.details {
  padding: 120px 0;
}

.section-heading {
  width: 100%;
  max-width: none;
  margin-bottom: 42px;
}

.section-heading h2 {
  max-width: none;
}

.glass-card {
  padding: 30px;
}

.glass-card--photo {
  padding: 0;
  overflow: hidden;
}

.glass-card__photo {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.glass-card__body {
  padding: 24px 30px 30px;
}

.glass-card ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.glass-card li,
.glass-card p {
  color: rgba(7, 26, 53, 0.76);
  line-height: 1.65;
}

.glass-card--accent {
  color: var(--white);
  background:
    radial-gradient(circle at top right, rgba(120, 216, 255, 0.38), transparent 52%),
    linear-gradient(145deg, var(--navy), #05172f);
}

.glass-card--accent p,
.glass-card--accent li,
.glass-card--accent .text-link {
  color: rgba(255, 255, 255, 0.82);
}

.text-link {
  display: inline-flex;
  margin-top: 8px;
  color: var(--blue);
  font-weight: 900;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 5px;
}

.location {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
  align-items: stretch;
  padding: 90px 0;
}

.location__content {
  padding: clamp(28px, 4vw, 46px);
  border-radius: var(--radius-lg);
  color: var(--white);
  background:
    radial-gradient(circle at 20% 15%, rgba(120, 216, 255, 0.38), transparent 34%),
    linear-gradient(145deg, var(--navy), #06172e);
  box-shadow: var(--shadow);
}

.location__content .eyebrow,
.location__content p,
.location__content a {
  color: rgba(255, 255, 255, 0.8);
}

.location__content h2 {
  color: var(--white);
}

.location__address {
  font-size: 1.12rem;
  font-weight: 700;
}

.hotel-card {
  margin-top: 34px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.1);
}

.hotel-card strong {
  color: var(--white);
}

.hotel-card p {
  margin-bottom: 10px;
}

.map-card {
  min-height: 560px;
  overflow: hidden;
  border: 10px solid rgba(255, 255, 255, 0.86);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.map-card iframe {
  width: 100%;
  height: 100%;
  min-height: 560px;
  border: 0;
  filter: saturate(0.82) contrast(1.05);
}

.sponsors,
.gallery {
  padding: 90px 0;
}

.sponsor-columns {
  column-count: 4;
  column-gap: 20px;
}

.sponsor-card {
  display: inline-block;
  width: 100%;
  margin: 0 0 20px;
  break-inside: avoid;
  -webkit-column-break-inside: avoid;
  page-break-inside: avoid;
}

.sponsor-card a {
  display: block;
  cursor: zoom-in;
  line-height: 0;
}

.sponsor-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
}

.gallery-columns {
  column-count: 4;
  column-gap: 18px;
}

.gallery-item {
  display: inline-block;
  width: 100%;
  margin: 0 0 18px;
  break-inside: avoid;
  -webkit-column-break-inside: avoid;
  page-break-inside: avoid;
}

.gallery-item a {
  display: block;
  cursor: zoom-in;
  line-height: 0;
}

.gallery-item img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  transition: transform 220ms ease;
}

.gallery-item:hover img {
  transform: scale(1.02);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  margin: 60px 0 0;
  padding: 32px clamp(20px, 4vw, 48px);
  border-radius: 0;
  color: rgba(255, 255, 255, 0.76);
  background: var(--ink);
}

.site-footer img {
  width: 110px;
}

.site-footer__meta {
  margin-left: auto;
  text-align: right;
}

.site-footer p {
  margin: 0;
  color: inherit;
  line-height: 1.7;
}

.site-footer a {
  color: inherit;
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 650ms ease, transform 650ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .site-header {
    align-items: center;
    justify-content: flex-end;
  }

  .nav-toggle {
    position: relative;
    right: auto;
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 14px clamp(20px, 4vw, 48px) 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 0;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: var(--soft-shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    text-align: center;
  }

  .hero,
  .split,
  .location {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 58px;
  }

  .hero__glow {
    inset: 28% auto auto 18%;
    width: 78vw;
  }

  .hero-card__orb {
    min-height: 340px;
  }

  .quick-info,
  .feature-grid,
  .details__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .sponsor-columns {
    column-count: 3;
  }

  .gallery-columns {
    column-count: 3;
  }
}

@media (max-width: 680px) {
  .section {
    width: min(calc(100% - 28px), var(--max-width));
  }

  h1 {
    font-size: clamp(2.05rem, 9.75vw, 3.15rem);
  }

  h2 {
    font-size: clamp(1.85rem, 9vw, 3rem);
  }

  .hero {
    padding-bottom: 44px;
  }

  .hero__actions,
  .location__actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .hero-card__orb {
    min-height: 280px;
  }

  .quick-info,
  .feature-grid,
  .details__grid,
  .sponsor-columns {
    column-count: 2;
  }

  .gallery-columns {
    column-count: 2;
  }

  .quick-info {
    margin-bottom: 70px;
  }

  .split,
  .details,
  .location,
  .sponsors,
  .gallery {
    padding: 56px 0;
  }

  .map-card,
  .map-card iframe {
    min-height: 360px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}