:root {
  --ink: #111922;
  --ink-soft: #53606b;
  --paper: #f3f7f6;
  --surface: #ffffff;
  --teal: #0b6e69;
  --teal-dark: #075651;
  --mint: #c8f2ed;
  --line: rgba(17, 25, 34, 0.14);
  --focus: #ffb548;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--teal-dark);
}

a:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--ink);
  color: #ffffff;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(243, 247, 246, 0.94);
  backdrop-filter: blur(14px);
}

.nav,
.section,
.site-footer,
.legal-shell {
  width: min(100% - 40px, 1120px);
  margin: 0 auto;
}

.nav {
  min-height: 68px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  color: var(--ink);
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
  white-space: nowrap;
}

.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
  font-weight: 700;
}

.nav-links a {
  color: var(--ink-soft);
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--teal-dark);
}

.status {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border: 1px solid rgba(11, 110, 105, 0.28);
  border-radius: 6px;
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
}

.hero {
  min-height: min(700px, calc(100svh - 112px));
  padding: 54px 0 38px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(330px, 0.75fr);
  align-items: center;
  gap: 72px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--teal-dark);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

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

h1,
h2,
h3 {
  letter-spacing: -0.04em;
}

h1 {
  max-width: 11ch;
  margin-bottom: 22px;
  font-size: 64px;
  line-height: 0.98;
}

h2 {
  margin-bottom: 18px;
  font-size: 44px;
  line-height: 1.05;
}

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

.hero-copy > p:not(.eyebrow),
.section-heading > p:last-child,
.feature-copy p,
.privacy-copy p {
  color: var(--ink-soft);
  font-size: 18px;
  line-height: 1.65;
}

.hero-copy > p:not(.eyebrow) {
  max-width: 58ch;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border-radius: 6px;
  font-weight: 800;
  text-decoration: none;
}

.button-primary {
  background: var(--teal);
  color: #ffffff;
}

.button-secondary {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
}

.button-disabled {
  border: 1px solid rgba(11, 110, 105, 0.28);
  background: rgba(11, 110, 105, 0.08);
  color: var(--teal-dark);
}

.phone-stage {
  min-height: 510px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  position: relative;
}

.phone-stage::before {
  content: "";
  position: absolute;
  inset: 16% 0 0;
  border-top: 1px solid rgba(11, 110, 105, 0.22);
  border-bottom: 1px solid rgba(11, 110, 105, 0.22);
  background: #deefec;
}

.phone {
  width: 270px;
  height: 510px;
  padding: 8px;
  position: relative;
  z-index: 1;
  overflow: hidden;
  border: 1px solid rgba(17, 25, 34, 0.35);
  border-radius: 40px;
  background: #0c1116;
  box-shadow: 0 28px 70px rgba(17, 25, 34, 0.22);
}

.phone img {
  width: 100%;
  max-width: none;
  height: auto;
  border-radius: 32px;
  transform: translateY(-34px);
}

.facts-band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.fact {
  min-height: 126px;
  padding: 28px;
  border-left: 1px solid var(--line);
}

.fact:last-child {
  border-right: 1px solid var(--line);
}

.fact strong {
  display: block;
  margin-bottom: 8px;
  font-size: 20px;
}

.fact span {
  color: var(--ink-soft);
  line-height: 1.55;
}

.feature-band,
.privacy-band,
.release-band {
  padding: 92px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 46px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.feature-copy {
  min-height: 220px;
  padding: 28px 24px 0;
  border-left: 1px solid var(--line);
}

.feature-copy:last-child {
  border-right: 1px solid var(--line);
}

.feature-number {
  display: block;
  margin-bottom: 48px;
  color: var(--teal-dark);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  font-weight: 800;
}

.feature-copy p {
  margin-bottom: 0;
  font-size: 16px;
}

.privacy-band {
  background: var(--ink);
  color: #ffffff;
}

.privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 80px;
  align-items: start;
}

.privacy-band .eyebrow {
  color: var(--mint);
}

.privacy-copy p {
  color: #b9c5cb;
}

.privacy-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  list-style: none;
}

.privacy-list li {
  padding: 18px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  color: #d9e1e4;
  line-height: 1.55;
}

.release-band {
  background: var(--mint);
}

.release-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 50px;
  align-items: center;
}

.release-layout p {
  max-width: 62ch;
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.65;
}

.site-footer {
  padding: 34px 0 42px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 18px 40px;
  color: var(--ink-soft);
  font-size: 14px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-links a {
  color: var(--ink-soft);
}

.legal-shell {
  max-width: 920px;
  padding: 22px 0 64px;
}

.legal-topbar {
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.back-link {
  color: var(--ink-soft);
  font-size: 14px;
  text-decoration: none;
}

.legal-hero {
  padding: 48px 0 30px;
  border-bottom: 1px solid var(--line);
}

.legal-hero h1 {
  max-width: none;
  margin-bottom: 16px;
  font-size: 48px;
  line-height: 1.05;
}

.legal-summary {
  max-width: 750px;
  margin-bottom: 12px;
  color: var(--ink-soft);
  font-size: 18px;
  line-height: 1.65;
}

.legal-meta {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.legal-nav {
  margin: 22px 0 30px;
  padding: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.legal-nav a {
  min-height: 38px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  border-radius: 6px;
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.legal-nav a[aria-current="page"] {
  background: var(--teal);
  color: #ffffff;
}

.legal-content {
  display: grid;
  gap: 18px;
}

.legal-content section {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.legal-content section.callout {
  border-left: 4px solid var(--teal);
  background: #e9f7f5;
}

.legal-content h2 {
  margin-bottom: 12px;
  font-size: 25px;
}

.legal-content h3 {
  margin: 24px 0 8px;
  font-size: 18px;
}

.legal-content p,
.legal-content li {
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.72;
  overflow-wrap: anywhere;
}

.legal-content p {
  margin-bottom: 0;
}

.legal-content ul {
  margin: 12px 0 0;
  padding-left: 22px;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.support-grid a {
  min-height: 58px;
  padding: 14px;
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--teal-dark);
  font-weight: 800;
  text-decoration: none;
}

.legal-footer {
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.7;
}

@media (max-width: 850px) {
  .nav-links {
    display: none;
  }

  .status {
    margin-left: auto;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 30px;
  }

  h1 {
    font-size: 52px;
  }

  .facts,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .fact,
  .fact:last-child,
  .feature-copy,
  .feature-copy:last-child {
    min-height: 0;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .privacy-layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }
}

@media (max-width: 620px) {
  .nav,
  .section,
  .site-footer,
  .legal-shell {
    width: min(100% - 28px, 1120px);
  }

  .nav {
    min-height: 62px;
  }

  .hero {
    min-height: calc(100svh - 102px);
    padding: 24px 0 18px;
    grid-template-columns: minmax(0, 1fr) 112px;
    gap: 14px;
    align-items: end;
  }

  .eyebrow {
    margin-bottom: 12px;
    font-size: 11px;
  }

  h1 {
    margin-bottom: 14px;
    font-size: 39px;
  }

  h2 {
    font-size: 34px;
  }

  .hero-copy > p:not(.eyebrow) {
    margin-bottom: 16px;
    font-size: 15px;
    line-height: 1.5;
  }

  .hero-actions {
    display: grid;
  }

  .phone-stage {
    min-height: 300px;
  }

  .phone-stage::before {
    inset: 20% -14px 0;
  }

  .phone {
    width: 110px;
    height: 250px;
    padding: 4px;
    border-radius: 22px;
  }

  .phone img {
    border-radius: 18px;
    transform: translateY(-15px);
  }

  .feature-band,
  .privacy-band,
  .release-band {
    padding: 64px 0;
  }

  .facts-band {
    padding-top: 28px;
  }

  .fact {
    padding: 22px 18px;
  }

  .feature-copy {
    padding: 22px 18px 26px;
  }

  .feature-number {
    margin-bottom: 24px;
  }

  .release-layout {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .site-footer,
  .legal-topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .legal-shell {
    padding-top: 12px;
  }

  .legal-hero {
    padding-top: 32px;
  }

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

  .legal-summary {
    font-size: 16px;
  }

  .legal-content section {
    padding: 22px 18px;
  }

  .support-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 350px) {
  .brand {
    font-size: 15px;
  }

  .status {
    padding: 0 8px;
    font-size: 12px;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr) 92px;
  }

  h1 {
    font-size: 34px;
  }

  .hero-copy > p:not(.eyebrow) {
    font-size: 14px;
  }

  .phone {
    width: 92px;
    height: 220px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}