:root {
  color-scheme: light;
  --ink: #17212b;
  --muted: #51606f;
  --sand: #f6d77b;
  --water: #159bd3;
  --grass: #2fa85a;
  --gold: #ffbd2d;
  --panel: #ffffff;
  --line: #d9e2ea;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: #eef8fb;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 18px 28px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.brand {
  color: var(--ink);
  font-size: 24px;
  font-weight: 800;
  text-decoration: none;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

nav a {
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.hero {
  min-height: 460px;
  display: grid;
  align-items: center;
  padding: 54px 28px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.25), rgba(255,255,255,0.5)),
    radial-gradient(circle at 20% 30%, #ffe08a 0 14%, transparent 15%),
    linear-gradient(135deg, var(--water), #75d7eb 45%, var(--sand) 46% 70%, var(--grass));
}

.hero > div,
.content-page {
  width: min(980px, 100%);
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: 64px;
  line-height: 1;
}

.intro {
  max-width: 560px;
  font-size: 22px;
  line-height: 1.35;
}

.play-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  background: var(--gold);
  color: #171717;
  border: 2px solid #171717;
  border-radius: 8px;
  font-size: 20px;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 5px 0 #171717;
}

.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  background: #fff;
  color: var(--ink);
  border: 2px solid var(--ink);
  border-radius: 8px;
  font-size: 17px;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 4px 0 var(--ink);
}

.level-grid {
  width: min(980px, calc(100% - 36px));
  margin: 32px auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.level-grid article,
.feature-list article,
.blog-list article,
.safety-note,
.community-band,
.submission-panel,
.content-page {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}

.feature-list,
.blog-list {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.blog-list article a {
  color: var(--water);
  font-weight: 800;
}

.post-date {
  margin: 0 0 8px;
  color: var(--grass);
  font-size: 16px;
  font-weight: 800;
}

.level-number {
  font-weight: 800;
  color: var(--water);
}

h2 {
  margin: 8px 0 10px;
}

p,
li {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.45;
}

.safety-note {
  width: min(980px, calc(100% - 36px));
  margin: 0 auto 36px;
}

.community-band {
  width: min(980px, calc(100% - 36px));
  margin: 0 auto 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.community-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.submission-panel {
  margin-top: 24px;
}

.content-page {
  margin-top: 32px;
}

@media (max-width: 720px) {
  .site-header,
  nav {
    align-items: flex-start;
    flex-direction: column;
  }

  h1 {
    font-size: 44px;
  }

  .level-grid {
    grid-template-columns: 1fr;
  }

  .community-band {
    align-items: flex-start;
    flex-direction: column;
  }
}