:root {
  color-scheme: light;
  --bg: #eef1f4;
  --surface: #ffffff;
  --surface-strong: #f7fafb;
  --text: #17212b;
  --muted: #63717d;
  --line: #d7e1e6;
  --accent: #13a38b;
  --accent-strong: #087161;
  --accent-soft: #def6f1;
  --gold: #ffb22e;
  --hot: #e55372;
  --ink: #132435;
  --shadow: 0 24px 70px rgba(22, 36, 51, 0.17);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 10% 0%, rgba(255, 178, 46, 0.2), transparent 320px),
    radial-gradient(circle at 88% 8%, rgba(19, 163, 139, 0.18), transparent 420px),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

code {
  padding: 2px 6px;
  border-radius: 7px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.92em;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  padding: 18px clamp(18px, 4vw, 56px);
  background: rgba(13, 22, 32, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.11);
  color: #ffffff;
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--gold), var(--hot));
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.26);
  color: #fff8ea;
  font-weight: 900;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  margin-top: 1px;
  color: #b9c8d1;
  font-size: 12px;
}

.nav-links {
  display: flex;
  gap: 18px;
  align-items: center;
  color: #dce7ec;
  font-weight: 750;
}

.nav-cta {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
}

.hero {
  position: relative;
  display: grid;
  align-items: end;
  min-height: 92vh;
  overflow: hidden;
  padding: 136px clamp(22px, 6vw, 92px) 72px;
  background: #0d1620;
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.66;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(13, 22, 32, 0.94) 0%, rgba(13, 22, 32, 0.78) 45%, rgba(13, 22, 32, 0.36) 100%),
    linear-gradient(180deg, rgba(13, 22, 32, 0.2) 0%, rgba(13, 22, 32, 0.86) 100%);
}

.hero-content {
  position: relative;
  max-width: 790px;
  color: #ffffff;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 18px;
  font-size: clamp(44px, 7vw, 92px);
  line-height: 0.96;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
}

.hero-copy {
  max-width: 690px;
  margin-bottom: 26px;
  color: #dce7ec;
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.45;
}

.hero-actions,
.release-band {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.primary-button,
.secondary-button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  padding: 0 18px;
  font-weight: 900;
}

.primary-button {
  background: linear-gradient(135deg, var(--gold), var(--hot));
  color: #ffffff;
  box-shadow: 0 18px 40px rgba(229, 83, 114, 0.28);
}

.secondary-button {
  border: 1px solid rgba(255, 255, 255, 0.26);
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

.hero-note {
  margin: 16px 0 0;
  color: #b9c8d1;
  font-size: 14px;
  font-weight: 700;
}

.section {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 76px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-heading p,
.install-copy p,
.release-band p,
.faq-grid p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
}

.feature-grid,
.faq-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.feature-card,
.faq-grid article {
  position: relative;
  overflow: hidden;
  min-height: 230px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.feature-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 5px;
  background: linear-gradient(90deg, var(--gold), var(--hot), var(--accent));
}

.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 900;
}

.feature-card p {
  color: var(--muted);
  line-height: 1.55;
}

.install-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 36px;
  align-items: start;
}

.step-list {
  display: grid;
  gap: 14px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.step-list li {
  display: grid;
  gap: 7px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #ffffff;
  box-shadow: 0 14px 36px rgba(22, 36, 51, 0.1);
}

.step-list span {
  color: var(--muted);
  line-height: 1.5;
}

.release-band {
  justify-content: space-between;
  padding: 34px;
  border-radius: 22px;
  background:
    radial-gradient(circle at 0% 0%, rgba(255, 178, 46, 0.28), transparent 300px),
    linear-gradient(135deg, var(--ink), #0d1620);
  color: #ffffff;
  box-shadow: var(--shadow);
}

.release-band p {
  margin-bottom: 0;
  color: #c6d3da;
}

.download-placeholder {
  flex-basis: 100%;
  margin-top: 4px;
  font-size: 13px;
}

.download-placeholder code {
  background: rgba(255, 255, 255, 0.12);
  color: #fff8ea;
}

.faq-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.faq-grid article {
  min-height: 0;
  box-shadow: 0 14px 36px rgba(22, 36, 51, 0.09);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 32px 0 46px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-weight: 750;
}

.site-footer a {
  color: var(--accent-strong);
}

@media (max-width: 980px) {
  .site-header {
    position: absolute;
    align-items: flex-start;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: 88vh;
    padding-top: 128px;
  }

  .feature-grid,
  .faq-grid,
  .install-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .brand small {
    display: none;
  }

  .hero {
    min-height: 86vh;
    padding: 116px 18px 52px;
  }

  .hero-actions a,
  .release-band a {
    width: 100%;
  }

  .section {
    width: min(100% - 28px, 1180px);
    padding: 52px 0;
  }

  .feature-card {
    min-height: 0;
  }

  .release-band,
  .site-footer {
    display: grid;
  }
}