:root {
  --alpine-blue: #1e3a5f;
  --alpine-blue-light: #2a5080;
  --frost-cyan: #38bdf8;
  --frost-cyan-dark: #0ea5e9;
  --sunset-gold: #f59e0b;
  --night-slate: #0f172a;
  --night-slate-light: #1e293b;
  --card-surface: #162033;
  --snow-white: #f8fafc;
  --pine-green: #059669;
  --glass: rgba(15, 23, 42, 0.72);
  --radius-lg: 26px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --header-h: 72px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Nunito", system-ui, -apple-system, sans-serif;
  color: var(--snow-white);
  background: linear-gradient(160deg, var(--alpine-blue) 0%, var(--night-slate) 45%, #0b1220 100%);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: var(--frost-cyan);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--sunset-gold);
}

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

#snow-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  backdrop-filter: blur(16px);
  background: rgba(15, 23, 42, 0.78);
  border-bottom: 1px solid rgba(56, 189, 248, 0.18);
}

.header-inner {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--snow-white);
  font-weight: 800;
  font-size: 1.05rem;
}

.brand img {
  filter: drop-shadow(0 4px 12px rgba(56, 189, 248, 0.35));
}

.site-nav {
  display: flex;
  gap: 28px;
}

.site-nav a {
  color: rgba(248, 250, 252, 0.82);
  font-weight: 700;
  font-size: 0.95rem;
}

.site-nav a:hover {
  color: var(--frost-cyan);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(56, 189, 248, 0.35);
  border-radius: 12px;
  background: rgba(30, 58, 95, 0.6);
  padding: 0;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--frost-cyan);
  border-radius: 2px;
}

main {
  position: relative;
  z-index: 1;
}

.section {
  padding: 96px 0;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-head.compact {
  margin-bottom: 32px;
}

.section-head h2 {
  margin: 12px 0 14px;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0;
  color: rgba(248, 250, 252, 0.72);
  font-size: 1.05rem;
}

.section-icon {
  margin-inline: auto;
  filter: drop-shadow(0 0 16px rgba(56, 189, 248, 0.5));
}

.eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.28);
  color: var(--frost-cyan);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 48px) 0 80px;
  overflow: hidden;
}

.hero-bg,
.gameplay-bg,
.support-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.04);
}

.hero-bg {
  opacity: 0.35;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(15, 23, 42, 0.55) 0%, rgba(15, 23, 42, 0.88) 70%, var(--night-slate) 100%),
    radial-gradient(circle at 20% 20%, rgba(56, 189, 248, 0.18), transparent 45%),
    radial-gradient(circle at 80% 10%, rgba(245, 158, 11, 0.12), transparent 40%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.hero-logo {
  margin-bottom: 20px;
  filter: drop-shadow(0 8px 24px rgba(56, 189, 248, 0.4));
  animation: float 4s ease-in-out infinite;
}

.hero h1 {
  max-width: 820px;
  margin: 0 0 18px;
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.hero-lead {
  max-width: 680px;
  margin: 0 0 32px;
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  color: rgba(248, 250, 252, 0.78);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 40px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.98rem;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.btn-primary {
  color: var(--night-slate);
  background: linear-gradient(135deg, var(--sunset-gold), #fbbf24);
  box-shadow: 0 12px 30px rgba(245, 158, 11, 0.28);
}

.btn-primary:hover {
  color: var(--night-slate);
  box-shadow: 0 16px 36px rgba(245, 158, 11, 0.38);
}

.btn-secondary {
  color: var(--snow-white);
  background: rgba(30, 58, 95, 0.65);
  border-color: rgba(56, 189, 248, 0.45);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.stat-pill {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: var(--glass);
  border: 1px solid rgba(56, 189, 248, 0.22);
  backdrop-filter: blur(12px);
}

.stat-pill strong {
  display: block;
  font-size: 0.98rem;
}

.stat-pill span {
  color: rgba(248, 250, 252, 0.65);
  font-size: 0.85rem;
}

.hero-deco.peak {
  position: absolute;
  right: 4%;
  bottom: 8%;
  width: min(220px, 30vw);
  opacity: 0.55;
  z-index: 1;
  animation: float 5s ease-in-out infinite reverse;
}

.features {
  background: linear-gradient(180deg, var(--night-slate) 0%, rgba(30, 58, 95, 0.35) 100%);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.card {
  padding: 28px 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(22, 32, 51, 0.95), rgba(15, 23, 42, 0.88));
  border: 1px solid rgba(56, 189, 248, 0.18);
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(245, 158, 11, 0.35);
}

.card img {
  width: 52px;
  height: 52px;
  margin-bottom: 16px;
  filter: drop-shadow(0 4px 10px rgba(56, 189, 248, 0.25));
}

.card h3 {
  margin: 0 0 10px;
  font-size: 1.2rem;
}

.card p {
  margin: 0;
  color: rgba(248, 250, 252, 0.72);
  font-size: 0.96rem;
}

.gameplay {
  position: relative;
  overflow: hidden;
}

.gameplay-bg {
  opacity: 0.22;
}

.gameplay-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}

.gameplay-copy h2 {
  margin: 0 0 24px;
  font-size: clamp(2rem, 4vw, 2.6rem);
  line-height: 1.15;
}

.loop-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}

.loop-list li {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(248, 250, 252, 0.08);
  font-weight: 600;
}

.loop-list span {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(245, 158, 11, 0.14);
  color: var(--sunset-gold);
  font-weight: 800;
}

.gameplay-note {
  margin: 0;
  color: rgba(248, 250, 252, 0.68);
  font-size: 0.92rem;
}

.visual-card {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(56, 189, 248, 0.28);
  box-shadow: var(--shadow);
}

.visual-card img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.visual-badge {
  position: absolute;
  left: 18px;
  bottom: 18px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.82);
  border: 1px solid rgba(56, 189, 248, 0.35);
  font-weight: 700;
  font-size: 0.88rem;
}

.regions {
  padding-top: 0;
}

.region-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.region-chip {
  padding: 12px 18px;
  border-radius: 999px;
  background: rgba(5, 150, 105, 0.12);
  border: 1px solid rgba(5, 150, 105, 0.35);
  color: #d1fae5;
  font-weight: 700;
  font-size: 0.92rem;
}

.legal {
  background: rgba(15, 23, 42, 0.55);
}

.legal-card {
  padding: 36px;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(22, 32, 51, 0.96), rgba(15, 23, 42, 0.92));
  border: 1px solid rgba(56, 189, 248, 0.16);
  box-shadow: var(--shadow);
}

.legal-card h3 {
  margin: 28px 0 10px;
  color: var(--frost-cyan);
  font-size: 1.15rem;
}

.legal-card h3:first-child {
  margin-top: 0;
}

.legal-card p,
.legal-card li {
  color: rgba(248, 250, 252, 0.78);
}

.legal-card ul {
  padding-left: 20px;
}

.support {
  position: relative;
  overflow: hidden;
}

.support-bg {
  opacity: 0.16;
}

.support .container {
  position: relative;
  z-index: 1;
}

.support-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
}

.support-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  background: var(--glass);
  border: 1px solid rgba(56, 189, 248, 0.2);
  backdrop-filter: blur(14px);
}

.support-card h3 {
  margin: 0 0 18px;
  font-size: 1.35rem;
}

.support-card dl {
  margin: 0;
}

.support-card dt {
  margin-top: 18px;
  font-weight: 800;
  color: var(--sunset-gold);
}

.support-card dt:first-child {
  margin-top: 0;
}

.support-card dd {
  margin: 6px 0 0;
  color: rgba(248, 250, 252, 0.74);
}

.contact-card {
  text-align: center;
}

.contact-card img {
  margin: 0 auto 16px;
}

.contact-link {
  display: inline-block;
  margin: 12px 0;
  font-size: 1.1rem;
  font-weight: 800;
}

.contact-meta {
  color: rgba(248, 250, 252, 0.62);
  font-size: 0.92rem;
}

.contact-details {
  margin-top: 24px;
  display: grid;
  gap: 12px;
  text-align: left;
}

.contact-details div {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: rgba(30, 58, 95, 0.45);
  border: 1px solid rgba(56, 189, 248, 0.12);
}

.contact-details span {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(248, 250, 252, 0.55);
  margin-bottom: 4px;
}

.site-footer {
  position: relative;
  z-index: 1;
  padding: 28px 0 40px;
  border-top: 1px solid rgba(56, 189, 248, 0.12);
  background: rgba(8, 12, 22, 0.92);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
}

.footer-inner p {
  margin: 0;
  flex: 1;
  color: rgba(248, 250, 252, 0.62);
  font-size: 0.92rem;
}

.footer-inner nav {
  display: flex;
  gap: 18px;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@media (max-width: 960px) {
  .feature-grid,
  .gameplay-inner,
  .support-grid,
  .hero-stats {
    grid-template-columns: 1fr;
  }

  .hero-deco.peak {
    display: none;
  }
}

@media (max-width: 760px) {
  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 20px;
    gap: 14px;
    background: rgba(15, 23, 42, 0.96);
    border-bottom: 1px solid rgba(56, 189, 248, 0.18);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }

  .site-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle {
    display: block;
  }

  .section {
    padding: 72px 0;
  }

  .legal-card,
  .support-card {
    padding: 24px;
  }
}