:root {
  --ink: #111827;
  --muted: #52606f;
  --paper: #f7fbff;
  --lime: #9ad900;
  --green: #31b84a;
  --cyan: #2cc7d3;
  --orange: #ff8a26;
  --purple: #6e2dbb;
  --red: #ef3e4a;
  --shadow: 0 24px 80px rgba(12, 28, 54, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: ui-rounded, "Arial Rounded MT Bold", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px clamp(18px, 4vw, 56px);
  color: white;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.38);
}

.brand,
.nav-links {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-family: ui-rounded, "Arial Rounded MT Bold", system-ui, sans-serif;
  font-size: 1.55rem;
  font-weight: 800;
  line-height: 1;
}

.brand-dot {
  width: 22px;
  height: 22px;
  border: 3px solid white;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 4px 0 rgba(0, 0, 0, 0.28);
}

.nav-links {
  gap: clamp(12px, 3vw, 30px);
  font-size: 0.94rem;
  font-weight: 900;
  letter-spacing: 0;
}

.hero {
  position: relative;
  min-height: 92svh;
  overflow: hidden;
  display: grid;
  align-items: end;
  padding: 110px clamp(18px, 5vw, 72px) 72px;
  isolation: isolate;
}

.hero-art,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-art {
  z-index: -2;
  object-fit: cover;
  object-position: 57% center;
}

.hero-shade {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(3, 13, 20, 0.8) 0%, rgba(3, 13, 20, 0.38) 39%, rgba(3, 13, 20, 0.03) 78%),
    linear-gradient(0deg, rgba(5, 15, 23, 0.72) 0%, rgba(5, 15, 23, 0) 42%);
}

.hero-content {
  width: min(680px, 100%);
  color: white;
  padding-bottom: clamp(10px, 4vh, 56px);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--cyan);
  font-size: 0.85rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1,
h2,
h3 {
  font-family: ui-rounded, "Arial Rounded MT Bold", system-ui, sans-serif;
  line-height: 0.95;
  letter-spacing: 0;
}

h1 {
  margin-bottom: 16px;
  font-size: clamp(4.4rem, 18vw, 10.8rem);
  text-shadow: 0 8px 0 rgba(0, 0, 0, 0.56), 0 18px 42px rgba(0, 0, 0, 0.35);
}

.hero-copy {
  max-width: 600px;
  margin-bottom: 28px;
  font-size: clamp(1.12rem, 2vw, 1.45rem);
  font-weight: 800;
  line-height: 1.34;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.55);
}

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

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 14px 22px;
  font-weight: 1000;
  box-shadow: 0 10px 0 rgba(0, 0, 0, 0.22);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 0 rgba(0, 0, 0, 0.22);
}

.button-primary {
  background: var(--lime);
  color: #10220b;
}

.button-secondary {
  border: 2px solid rgba(255, 255, 255, 0.74);
  background: rgba(3, 13, 20, 0.3);
  color: white;
  backdrop-filter: blur(8px);
}

.intro-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: #d8e7f2;
  border-bottom: 1px solid #d8e7f2;
}

.intro-strip div {
  min-height: 118px;
  display: grid;
  align-content: center;
  gap: 4px;
  padding: 26px clamp(18px, 4vw, 54px);
  background: white;
}

.intro-strip strong {
  font-family: ui-rounded, "Arial Rounded MT Bold", system-ui, sans-serif;
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  line-height: 1;
}

.intro-strip span,
.section-heading p,
.feature-band p,
.download-copy p {
  color: var(--muted);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.55;
}

.gameplay-section {
  padding: clamp(58px, 8vw, 112px) clamp(18px, 5vw, 72px);
  background:
    linear-gradient(180deg, #f7fbff 0%, #edf8fb 100%);
}

.section-heading {
  width: min(850px, 100%);
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading h2,
.download-copy h2 {
  margin-bottom: 14px;
  font-size: clamp(2.4rem, 6vw, 5rem);
}

.section-heading p {
  margin: 0 auto;
  max-width: 720px;
}

.gameplay-frame {
  margin: 0 auto;
  width: min(1180px, 100%);
  overflow: hidden;
  border: 8px solid white;
  border-radius: 8px;
  box-shadow: var(--shadow);
  background: white;
}

.gameplay-frame img {
  width: 100%;
}

.feature-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: #cbd7e6;
}

.feature-band article {
  min-height: 335px;
  padding: clamp(30px, 5vw, 56px);
  background: white;
}

.feature-icon {
  width: 64px;
  height: 64px;
  display: block;
  margin-bottom: 26px;
  border-radius: 8px;
  box-shadow: inset 0 -8px rgba(0, 0, 0, 0.14), 0 12px 28px rgba(17, 24, 39, 0.14);
}

.color-icon {
  background:
    linear-gradient(90deg, transparent 46%, rgba(255, 255, 255, 0.68) 46% 54%, transparent 54%),
    linear-gradient(0deg, transparent 46%, rgba(255, 255, 255, 0.68) 46% 54%, transparent 54%),
    conic-gradient(var(--green), var(--cyan), var(--purple), var(--orange), var(--green));
}

.spike-icon {
  background:
    linear-gradient(135deg, transparent 52%, rgba(255, 255, 255, 0.34) 53%),
    linear-gradient(45deg, #18202c 0 48%, transparent 49%),
    var(--red);
}

.level-icon {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.55) 0 12%, transparent 12% 44%, rgba(255, 255, 255, 0.55) 44% 56%, transparent 56% 88%, rgba(255, 255, 255, 0.55) 88%),
    linear-gradient(180deg, var(--lime), var(--green));
}

.feature-band h3 {
  margin-bottom: 12px;
  font-size: clamp(1.8rem, 3.5vw, 3rem);
}

.download-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 30px;
  padding: clamp(48px, 8vw, 90px) clamp(18px, 5vw, 72px);
  background: #111827;
  color: white;
}

.download-copy {
  width: min(720px, 100%);
}

.download-copy p {
  margin-bottom: 0;
  color: #cfdae8;
}

.store-badge {
  min-width: 218px;
  min-height: 70px;
  display: grid;
  align-content: center;
  gap: 1px;
  border: 2px solid white;
  border-radius: 8px;
  padding: 12px 22px;
  color: white;
  background: black;
  box-shadow: 0 12px 0 rgba(0, 0, 0, 0.28);
}

.store-badge span {
  font-size: 0.78rem;
  font-weight: 700;
}

.store-badge strong {
  font-size: 1.55rem;
  line-height: 1;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px clamp(18px, 5vw, 72px);
  color: #52606f;
  background: #f7fbff;
  font-weight: 900;
}

@media (max-width: 840px) {
  .site-header {
    align-items: flex-start;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: 88svh;
    padding-bottom: 54px;
  }

  .hero-art {
    object-position: 62% center;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(3, 13, 20, 0.84) 0%, rgba(3, 13, 20, 0.38) 58%, rgba(3, 13, 20, 0.08) 100%),
      linear-gradient(0deg, rgba(5, 15, 23, 0.82) 0%, rgba(5, 15, 23, 0) 52%);
  }

  .intro-strip,
  .feature-band,
  .download-section {
    grid-template-columns: 1fr;
  }

  .intro-strip div {
    min-height: auto;
  }

  .feature-band article {
    min-height: auto;
  }

  .download-section {
    justify-items: start;
  }
}

@media (max-width: 520px) {
  .hero {
    padding-top: 92px;
  }

  .hero-actions,
  .button,
  .store-badge {
    width: 100%;
  }

  .button,
  .store-badge {
    justify-content: center;
  }

  .gameplay-frame {
    border-width: 4px;
  }

  footer {
    display: grid;
  }
}