:root {
  --navy: #02213a;
  --navy-2: #0a3150;
  --blue: #1dabcd;
  --blue-light: #7fd6ef;
  --yellow: #f6c324;
  --cream: #f6e4a8;
  --text: #e9f4f8;
  --muted: #a9c3cf;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  background: var(--navy);
  color: var(--text);
  font:
    17px/1.55 system-ui,
    -apple-system,
    'Segoe UI',
    Roboto,
    sans-serif;
}

a {
  color: var(--blue-light);
}

.hero {
  background:
    linear-gradient(rgb(2 33 58 / 55%), var(--navy)),
    url('images/caustics.webp') center / cover;
  padding: 48px 16px 56px;
  text-align: center;
}

.hero-inner {
  max-width: 760px;
  margin: 0 auto;
}

.logo {
  width: min(260px, 60vw);
  height: auto;
}

.tagline {
  color: var(--yellow);
  font-weight: 700;
  letter-spacing: 0.04em;
  margin: 8px 0 0;
}

h1 {
  font-size: clamp(1.3rem, 3.4vw, 1.9rem);
  line-height: 1.3;
  font-weight: 600;
  margin: 12px 0 28px;
}

.play-now {
  display: inline-block;
  background: var(--yellow);
  color: var(--navy);
  font-size: 1.35rem;
  font-weight: 800;
  text-decoration: none;
  padding: 14px 44px;
  border-radius: 999px;
  box-shadow: 0 6px 24px rgb(246 195 36 / 30%);
}

.play-now:hover,
.play-now:focus-visible {
  background: var(--cream);
}

.quality {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 18px 0 4px;
}

.quality a {
  display: inline-block;
  color: var(--text);
  border: 1px solid var(--blue);
  border-radius: 6px;
  padding: 2px 10px;
  margin: 2px;
  text-decoration: none;
}

.quality a:hover,
.quality a:focus-visible {
  background: var(--blue);
  color: var(--navy);
}

.free {
  color: var(--cream);
  margin: 6px 0 0;
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 16px;
}

section {
  padding: 32px 0;
}

h2 {
  color: var(--blue);
  font-size: 1.35rem;
  margin: 0 0 10px;
}

.pitch {
  max-width: 760px;
  margin: 0 auto;
}

.steps {
  padding-left: 1.3em;
}

.steps strong {
  color: var(--yellow);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

figure {
  margin: 0;
}

figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--navy-2);
  display: block;
}

figcaption {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 6px;
}

.updates,
.behind {
  max-width: 760px;
  margin: 0 auto;
}

.signup-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.signup input {
  flex: 1 1 220px;
  font: inherit;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--blue);
  background: var(--navy-2);
  color: var(--text);
}

.signup button {
  font: inherit;
  font-weight: 700;
  padding: 8px 18px;
  border: 0;
  border-radius: 6px;
  background: var(--blue);
  color: var(--navy);
  cursor: pointer;
}

.note,
.signup-soon {
  color: var(--muted);
  font-size: 0.9rem;
}

.behind {
  border-top: 1px solid var(--navy-2);
  color: var(--muted);
  font-size: 0.95rem;
}

.behind h2 {
  font-size: 1.05rem;
  color: var(--muted);
}

.behind ul {
  padding-left: 1.2em;
}

footer {
  border-top: 1px solid var(--navy-2);
  padding: 24px 16px 40px;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.licence {
  max-width: 640px;
  margin: 8px auto 0;
}