/* Brand palette, mirrored in app/src/main/res/values/colors.xml. */
:root {
  --ink: #071a22;
  --ink-2: #0c2530;
  --foam: #7fe3d0;
  --flare: #ff8a5b;
  --kelp: #1e3a36;
  --mist: #b9cdd2;
  --text: #eaf3f4;
  --display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --body: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font: 17px/1.55 var(--body);
}

a {
  color: var(--foam);
}

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

h1,
h2,
h3 {
  font-family: var(--display);
  line-height: 1.15;
  margin: 0 0 0.5em;
}
h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  letter-spacing: -0.02em;
}
h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}
h3 {
  font-size: 1.15rem;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding-inline: 20px;
}

section {
  padding-block: 64px;
}

/* Header */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font: 700 1.3rem var(--display);
}
.brand svg {
  width: 40px;
  height: 32px;
}

/* Buttons */
.btn {
  display: inline-block;
  background: var(--foam);
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
  padding: 14px 24px;
  border-radius: 999px;
}
.btn:hover {
  background: #9bebdc;
}
.btn.small {
  padding: 9px 16px;
  font-size: 0.9rem;
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
  padding-top: 40px;
}
.eyebrow {
  color: var(--flare);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin: 0 0 12px;
}
.lede {
  color: var(--mist);
  font-size: 1.15rem;
  max-width: 34em;
}
.cta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.soon {
  color: var(--mist);
  font-size: 0.95rem;
}
.hero-watch .watch {
  width: min(360px, 100%);
  margin-inline: auto;
}

/* A round watch drawn in CSS: bezel ring around a circular screen. */
.watch {
  aspect-ratio: 1;
  border-radius: 50%;
  padding: 5%;
  background: radial-gradient(circle at 30% 25%, #3a4a50, #151d21 60%);
  box-shadow:
    0 0 0 2px #2a363b,
    0 24px 60px rgba(0, 0, 0, 0.55),
    inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}
.watch img,
.watch video {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  background: #000;
}

/* How it works */
.steps {
  list-style: none;
  padding: 0;
  margin: 32px 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  counter-reset: step;
}
.steps li {
  counter-increment: step;
}
.steps .watch {
  width: min(240px, 100%);
  margin: 0 auto 24px;
}
.steps h3::before {
  content: counter(step) ". ";
  color: var(--flare);
}
.steps p {
  color: var(--mist);
  margin: 0;
}

/* Features */
.features {
  background: var(--ink-2);
  max-width: none;
}
.features > * {
  max-width: 1080px;
  margin-inline: auto;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 24px;
}
.card {
  background: var(--ink);
  border: 1px solid var(--kelp);
  border-radius: 16px;
  padding: 22px;
}
.card p {
  color: var(--mist);
  margin: 0;
  font-size: 0.97rem;
}
.card.marker {
  border-color: var(--flare);
}
.card.marker h3 {
  color: var(--flare);
}

/* Gallery */
.strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 24px;
}
.strip figure {
  margin: 0;
}
.strip figcaption {
  text-align: center;
  color: var(--mist);
  margin-top: 12px;
  font-size: 0.95rem;
}

/* Pricing */
.note {
  color: var(--mist);
  margin-top: -8px;
}
.plans {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 340px));
  gap: 20px;
  margin-top: 24px;
}
.plan {
  border: 1px solid var(--kelp);
  border-radius: 18px;
  padding: 28px;
}
.plan.pro {
  border-color: var(--foam);
  background: linear-gradient(180deg, rgba(127, 227, 208, 0.08), transparent);
}
.price {
  font: 700 2.4rem var(--display);
  margin: 0;
}
.price span {
  font-size: 1rem;
  color: var(--mist);
  font-weight: 500;
}
.alt {
  color: var(--mist);
  margin: 4px 0 0;
}
.plan ul {
  padding-left: 1.1em;
  margin: 18px 0 0;
}
.plan li {
  margin: 6px 0;
}

/* Caution */
.caution {
  border-left: 3px solid var(--flare);
  padding-block: 8px;
  margin-block: 32px 64px;
}
.caution p {
  color: var(--mist);
  max-width: 46em;
}

/* Footer */
.footer {
  border-top: 1px solid var(--kelp);
  padding-block: 28px 48px;
  color: var(--mist);
  font-size: 0.9rem;
}
.footer p {
  margin: 6px 0;
}

/* Privacy page */
.prose {
  max-width: 720px;
  padding-block: 24px 64px;
}
.prose p,
.prose li {
  color: var(--mist);
}
.prose h2 {
  margin-top: 1.6em;
  font-size: 1.35rem;
}

@media (max-width: 860px) {
  section {
    padding-block: 44px;
  }
  .hero {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-top: 16px;
  }
  .steps {
    grid-template-columns: 1fr;
  }
  .strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .plans {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 420px) {
  .nav .btn.small {
    display: none;
  }
}

/* Reduced motion: the demo holds on its poster frame instead of playing. */
@media (prefers-reduced-motion: reduce) {
  .watch video {
    display: none;
  }
  .hero-watch .watch {
    background-image:
      url("img/demo-poster.png"),
      radial-gradient(circle at 30% 25%, #3a4a50, #151d21 60%);
    background-size:
      90% 90%,
      100% 100%;
    background-position: center;
    background-repeat: no-repeat;
  }
}