:root {
  color-scheme: dark;
  --bg: #101314;
  --bg-soft: #171c1e;
  --panel: #202527;
  --panel-strong: #f3f7f5;
  --text: #f4f7f5;
  --muted: #b4beb9;
  --muted-dark: #52605a;
  --line: rgba(244, 247, 245, 0.16);
  --cyan: #41d6e6;
  --lime: #b7f46a;
  --coral: #ff7d5f;
  --ink: #101314;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.5;
  text-rendering: geometricPrecision;
}

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

.topbar {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px max(24px, calc((100% - var(--max)) / 2));
  background: rgba(16, 19, 20, 0.78);
  border-bottom: 1px solid rgba(244, 247, 245, 0.1);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links,
.hero-actions,
.footer-inner {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 750;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(65, 214, 230, 0.5);
  border-radius: 8px;
  background: #111819;
  color: var(--lime);
  font-size: 13px;
}

.nav-links {
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
}

.nav-links a {
  transition: color 160ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
}

.hero {
  min-height: 86svh;
  display: flex;
  align-items: center;
  padding: 118px 24px 68px;
  background:
    linear-gradient(
      90deg,
      rgba(16, 19, 20, 0.96) 0%,
      rgba(16, 19, 20, 0.82) 34%,
      rgba(16, 19, 20, 0.35) 68%,
      rgba(16, 19, 20, 0.22) 100%
    ),
    linear-gradient(180deg, rgba(16, 19, 20, 0.14), var(--bg) 96%),
    url("/assets/hero.png") center right / cover no-repeat;
}

.hero-inner,
.section-inner {
  width: min(100%, var(--max));
  margin: 0 auto;
}

.hero-inner {
  max-width: 680px;
  margin-left: max(0px, calc((100% - var(--max)) / 2));
}

.eyebrow,
.section-kicker,
.platform {
  margin: 0;
  color: var(--lime);
  font-size: 13px;
  font-weight: 780;
  text-transform: uppercase;
}

.hero h1 {
  margin: 14px 0 18px;
  max-width: 640px;
  font-size: 64px;
  line-height: 1.02;
  font-weight: 850;
}

.hero-copy {
  max-width: 590px;
  margin: 0;
  color: #dfe8e4;
  font-size: 20px;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 760;
  white-space: nowrap;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease;
}

.button svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--cyan);
  color: #061214;
}

.button-secondary {
  border-color: rgba(244, 247, 245, 0.24);
  background: rgba(244, 247, 245, 0.08);
  color: var(--text);
}

.button-disabled {
  border-color: rgba(244, 247, 245, 0.12);
  background: rgba(244, 247, 245, 0.05);
  color: #8f9b95;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 560px;
  margin: 36px 0 0;
}

.hero-stats div {
  border: 1px solid rgba(244, 247, 245, 0.14);
  border-radius: 8px;
  padding: 14px 15px;
  background: rgba(16, 19, 20, 0.52);
}

.hero-stats dt,
.hero-stats dd {
  margin: 0;
}

.hero-stats dt {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

.hero-stats dd {
  margin-top: 4px;
  font-size: 15px;
  font-weight: 760;
}

.section {
  padding: 80px 24px;
}

.section:nth-of-type(even) {
  background: var(--bg-soft);
}

.split,
.details-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 56px;
  align-items: start;
}

.section h2 {
  margin: 10px 0 0;
  max-width: 720px;
  font-size: 40px;
  line-height: 1.1;
}

.intro p:not(.section-kicker),
.details-grid > p {
  color: #d4ddd8;
  font-size: 18px;
}

.section-heading {
  display: grid;
  gap: 8px;
  margin-bottom: 28px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.feature-card,
.download-card,
.qa-list article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.feature-card {
  min-height: 220px;
  padding: 24px;
}

.feature-card svg,
.download-icon svg {
  width: 28px;
  height: 28px;
  color: var(--cyan);
}

.feature-card:nth-child(2) svg {
  color: var(--lime);
}

.feature-card:nth-child(3) svg {
  color: var(--coral);
}

.feature-card h3,
.download-card h3,
.qa-list h3 {
  margin: 18px 0 8px;
  font-size: 20px;
  line-height: 1.2;
}

.feature-card p,
.download-card p,
.qa-list p {
  margin: 0;
  color: var(--muted);
}

.download-section {
  background: #f3f7f5;
  color: var(--ink);
}

.download-section .section-kicker,
.download-section .platform {
  color: #087d87;
}

.download-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.download-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  min-height: 138px;
  padding: 22px;
  background: #ffffff;
  border-color: rgba(16, 19, 20, 0.12);
}

.download-card-active {
  border-color: rgba(8, 125, 135, 0.36);
}

.download-card-disabled {
  background: #eef2ef;
}

.download-icon {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border-radius: 8px;
  background: #e8f6f5;
}

.download-body h3 {
  margin-top: 4px;
}

.download-body p:last-child {
  color: var(--muted-dark);
}

.download-card .button-secondary {
  border-color: rgba(16, 19, 20, 0.16);
  background: #ffffff;
  color: var(--ink);
}

.details {
  background:
    linear-gradient(180deg, rgba(65, 214, 230, 0.08), transparent 38%),
    var(--bg);
}

.qa-list {
  display: grid;
  gap: 12px;
}

.qa-list article {
  padding: 22px;
}

.qa-list h3 {
  margin-top: 0;
}

.footer {
  padding: 24px;
  border-top: 1px solid rgba(244, 247, 245, 0.12);
  color: var(--muted);
}

.footer-inner {
  justify-content: space-between;
  gap: 16px;
  font-size: 14px;
}

@media (max-width: 860px) {
  .topbar {
    padding: 14px 18px;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: 82svh;
    padding: 104px 18px 52px;
    background:
      linear-gradient(180deg, rgba(16, 19, 20, 0.96) 0%, rgba(16, 19, 20, 0.68) 58%, var(--bg) 100%),
      url("/assets/hero.png") center / cover no-repeat;
  }

  .hero-inner {
    margin-left: auto;
  }

  .hero h1 {
    font-size: 46px;
  }

  .hero-copy {
    font-size: 18px;
  }

  .section {
    padding: 62px 18px;
  }

  .split,
  .details-grid,
  .feature-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .section h2 {
    font-size: 32px;
  }

  .download-card {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .download-card .button {
    grid-column: 1 / -1;
    width: 100%;
  }
}

@media (max-width: 520px) {
  .brand span:last-child {
    display: none;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

  .section h2 {
    font-size: 28px;
  }

  .download-card {
    grid-template-columns: 1fr;
  }

  .download-icon {
    width: 48px;
    height: 48px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}