:root {
  --ink: #1c1e24;
  --muted: #5b606c;
  --page: #ffffff;
  --soft: #f4f5f7;
  --line: #e3e5ea;
  --charcoal: #17191e;
  --go: #1f7a52;
  --go-hover: #186240;
  --link: #1a6e4a;
  --amber: #b7791f;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e7e8ec;
    --muted: #a4a9b5;
    --page: #121317;
    --soft: #1b1d23;
    --line: #2b2e36;
    --link: #6fd3a2;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 18px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

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

.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
.wide { max-width: 1100px; }

/* Header */
header.top { background: var(--charcoal); color: #fff; }
header.top .wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 14px;
  padding-bottom: 14px;
}
header.top img { width: 38px; height: 38px; border-radius: 9px; }
header.top .name { font-weight: 700; font-size: 20px; color: #fff; text-decoration: none; }
header.top nav { margin-left: auto; display: flex; gap: 20px; font-size: 15px; }
header.top nav a { color: #c9ccd4; text-decoration: none; }
header.top nav a:hover { color: #fff; }

/* Hero */
.hero { background: var(--charcoal); color: #fff; padding: 36px 0 56px; }
.hero .eyebrow {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.4px;
  color: #7cf0b4;
  margin-bottom: 14px;
}
.hero h1 {
  font-size: clamp(30px, 6vw, 46px);
  line-height: 1.15;
  margin: 0 0 18px;
  letter-spacing: -0.5px;
}
.hero .sub { font-size: 20px; color: #c9ccd4; margin: 0 0 28px; }
.hero .note { color: #9aa0ad; }

.button {
  display: inline-block;
  background: var(--go);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  padding: 14px 26px;
  border-radius: 10px;
}
.button:hover { background: var(--go-hover); color: #fff; }
.button.small { padding: 10px 18px; font-size: 16px; }
.button.ghost { background: transparent; border: 1px solid #4a4f5c; margin-left: 8px; }
.button.ghost:hover { background: #262930; }
.note { font-size: 15px; color: var(--muted); margin-top: 14px; }

/* Sections */
h2 {
  font-size: clamp(24px, 4.5vw, 32px);
  line-height: 1.2;
  margin: 60px 0 16px;
}
h3 { font-size: 20px; margin: 28px 0 6px; }

/* Who's building it */
.builder {
  display: flex;
  gap: 22px;
  align-items: center;
  margin: 8px 0 22px;
}
.builder img { width: 104px; height: 104px; border-radius: 50%; flex: 0 0 auto; }
.builder .who { font-weight: 700; font-size: 20px; }
.builder .role { color: var(--muted); font-size: 16px; }

.callout {
  background: var(--soft);
  border-left: 4px solid var(--amber);
  padding: 18px 22px;
  border-radius: 8px;
  margin: 26px 0;
}

/* Feature list */
.features { list-style: none; padding: 0; margin: 0; }
.features li {
  padding: 14px 0 14px 32px;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.features li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 23px;
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--go);
}

/* Screenshots: a centered grid on wide screens, a swipeable row on phones */
.gallery {
  background: var(--charcoal);
  color: #c9ccd4;
  margin-top: 60px;
  padding: 10px 0 40px;
}
.gallery h2 { color: #fff; }
.gallery .note { color: #9aa0ad; margin-top: -6px; }
.shots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px 24px;
  max-width: 820px; /* three phones per row, two rows */
  margin: 26px auto 0;
  padding: 0 20px;
}
.shots figure { margin: 0; text-align: center; }
.shots img {
  display: block;
  width: 230px;
  height: auto;
  border-radius: 22px;
  border: 5px solid #000;
  background: #000;
}
.shots figcaption { font-size: 15px; margin-top: 10px; color: #c9ccd4; }
.landscape { max-width: 760px; margin: 34px auto 0; padding: 0 20px; text-align: center; }
.landscape img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  border: 5px solid #000;
  display: block;
}
.landscape figcaption { font-size: 15px; margin-top: 10px; }

/* Roadmap */
.roadmap { list-style: none; padding: 0; margin: 0; }
.roadmap li {
  display: flex;
  gap: 8px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.roadmap .tag {
  flex: 0 0 92px;
  padding-top: 3px; /* sit on the text's first line */
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
}
.roadmap .tag.next { color: var(--go); }

/* Join steps */
.steps { counter-reset: step; list-style: none; padding: 0; }
.steps li {
  counter-increment: step;
  position: relative;
  padding: 6px 0 16px 50px;
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 4px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--charcoal);
  color: #fff;
  font-weight: 700;
  display: grid;
  place-items: center;
}

.faq h3 { margin-top: 26px; }
.faq p { margin-top: 4px; }

footer {
  margin-top: 70px;
  padding: 30px 0 40px;
  background: var(--soft);
  font-size: 15px;
  color: var(--muted);
}
footer a { color: var(--muted); }

.legal h2 { margin-top: 40px; }

@media (prefers-color-scheme: dark) {
  .steps li::before { background: #2b2e36; }
}

@media (max-width: 600px) {
  body { font-size: 17px; }
  header.top nav { display: none; }
  .hero { padding-top: 28px; }
  .button.ghost { margin: 10px 0 0; }
  .builder img { width: 84px; height: 84px; }
  .shots {
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 8px;
  }
  .shots figure { flex: 0 0 auto; scroll-snap-align: center; }
  .shots img { width: 210px; }
}