:root {
  color-scheme: light;
  --ink: #0f1729;
  --muted: #64708a;
  --line: #e7ebf3;
  --paper: #f6f8fc;
  --header-bg: rgba(246, 248, 252, .72);
  --white: #ffffff;
  --surface: #ffffff;
  --surface-soft: rgba(255, 255, 255, .68);
  --teal: #0fb9a6;
  --green: #52c47a;
  --coral: #ff6f61;
  --blue: #4f7cff;
  --dark: #0e1626;
  --nav: #47536b;
  --radius-sm: 14px;
  --radius: 22px;
  --radius-lg: 30px;
  --shadow-sm: 0 2px 8px rgba(20, 30, 55, .05), 0 8px 24px rgba(20, 30, 55, .05);
  --shadow: 0 8px 24px rgba(20, 30, 55, .08), 0 24px 60px rgba(20, 30, 55, .08);
  --shadow-lg: 0 30px 80px rgba(20, 30, 55, .16);
  --ease: cubic-bezier(.22, 1, .36, 1);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --ink: #f2f6fd;
  --muted: #9aa7bd;
  --line: #23304a;
  --paper: #0a0f1a;
  --header-bg: rgba(10, 15, 26, .7);
  --white: #131c2e;
  --surface: #131c2e;
  --surface-soft: rgba(22, 31, 49, .7);
  --teal: #34d8c4;
  --green: #74d996;
  --coral: #ff8a80;
  --blue: #7ea6ff;
  --dark: #060b15;
  --nav: #c3cee0;
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, .3);
  --shadow: 0 12px 34px rgba(0, 0, 0, .38);
  --shadow-lg: 0 36px 90px rgba(0, 0, 0, .5);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Soft ambient color wash behind everything for a modern, airy feel. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(46rem 46rem at 12% -6%, rgba(79, 124, 255, .12), transparent 60%),
    radial-gradient(40rem 40rem at 100% 0%, rgba(15, 185, 166, .12), transparent 58%),
    radial-gradient(44rem 44rem at 82% 96%, rgba(255, 111, 97, .10), transparent 60%);
}

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

.site-header {
  position: sticky;
  top: 14px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1120px, calc(100% - 32px));
  margin: 14px auto 0;
  padding: 12px 18px;
  border: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
  border-radius: 999px;
  background: var(--header-bg);
  backdrop-filter: blur(20px) saturate(160%);
  box-shadow: var(--shadow-sm);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -.01em;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 8px 20px rgba(15, 185, 166, .28);
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--nav);
  font-size: 14px;
  font-weight: 600;
}

.nav a {
  padding: 8px 14px;
  border-radius: 999px;
  transition: background .25s var(--ease), color .25s var(--ease);
}

.nav a:hover {
  color: var(--ink);
  background: color-mix(in srgb, var(--ink) 6%, transparent);
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.icon-button,
.lang-toggle {
  display: inline-grid;
  place-items: center;
  height: 40px;
  border: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
  border-radius: 999px;
  color: var(--ink);
  background: color-mix(in srgb, var(--surface) 70%, transparent);
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
}

.icon-button:hover,
.lang-toggle:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.icon-button {
  position: relative;
  width: 44px;
}

.lang-toggle {
  min-width: 44px;
  padding: 0 12px;
}

.sun,
.moon {
  position: absolute;
  width: 16px;
  height: 16px;
  transition: opacity .25s var(--ease), transform .35s var(--ease);
}

.sun {
  border-radius: 999px;
  background: var(--coral);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--coral) 22%, transparent);
}

.moon {
  border-radius: 999px;
  box-shadow: -5px 0 0 0 var(--blue);
  transform: translateX(5px);
}

:root[data-theme="light"] .moon,
:root:not([data-theme]) .moon {
  opacity: 0;
  transform: translateX(12px);
}

:root[data-theme="dark"] .sun {
  opacity: 0;
  transform: translateX(-12px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(320px, 1.08fr);
  align-items: center;
  gap: 48px;
  width: min(1120px, calc(100% - 32px));
  min-height: calc(100vh - 90px);
  margin: 0 auto;
  padding: 48px 0 72px;
}

.hero-copy {
  max-width: 620px;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 20px;
  padding: 7px 14px;
  color: var(--teal);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .02em;
  text-transform: uppercase;
  border-radius: 999px;
  background: color-mix(in srgb, var(--teal) 12%, transparent);
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: clamp(52px, 8.5vw, 104px);
  font-weight: 800;
  line-height: .92;
  letter-spacing: -.035em;
  background: linear-gradient(135deg, var(--ink) 30%, color-mix(in srgb, var(--teal) 65%, var(--ink)));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  max-width: 560px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.65;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  min-height: 60px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}

.button:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.button:active {
  transform: translateY(-1px);
}

.button.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  box-shadow: 0 12px 30px color-mix(in srgb, var(--teal) 32%, transparent);
}

.button.primary:hover {
  box-shadow: 0 18px 42px color-mix(in srgb, var(--teal) 40%, transparent);
}

.button.secondary {
  color: var(--ink);
  background: var(--surface);
  border-color: color-mix(in srgb, var(--line) 85%, transparent);
  box-shadow: var(--shadow-sm);
}

.button-icon {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .22);
  color: #fff;
  font-size: 10px;
  font-weight: 900;
}

.button-copy {
  display: grid;
  gap: 2px;
  text-align: left;
  line-height: 1.1;
}

.button-copy small {
  color: currentColor;
  font-size: 11px;
  font-weight: 700;
  opacity: .72;
}

.apple-icon {
  position: relative;
  width: 18px;
  height: 22px;
  border-radius: 8px 8px 10px 10px;
  background: var(--ink);
}

.apple-icon::before {
  content: "";
  position: absolute;
  top: -6px;
  right: 2px;
  width: 8px;
  height: 6px;
  border-radius: 8px 8px 0 8px;
  background: var(--green);
  transform: rotate(-28deg);
}

.download-actions {
  align-items: stretch;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 560px;
  margin: 44px 0 0;
}

.metrics div {
  padding: 20px;
  border-radius: var(--radius-sm);
  background: var(--surface-soft);
  border: 1px solid color-mix(in srgb, var(--line) 55%, transparent);
  box-shadow: var(--shadow-sm);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}

.metrics div:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.metrics dt {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -.02em;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.metrics dd {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.hero-visual {
  position: relative;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: -8% -6% -8% 4%;
  z-index: -1;
  border-radius: 40px;
  background:
    radial-gradient(60% 60% at 70% 20%, color-mix(in srgb, var(--teal) 28%, transparent), transparent 70%),
    radial-gradient(60% 60% at 20% 90%, color-mix(in srgb, var(--blue) 26%, transparent), transparent 70%);
  filter: blur(36px);
  opacity: .85;
}

.hero-visual img {
  display: block;
  width: min(100%, 680px);
  margin-left: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.feature-strip,
.experience,
.download-band,
.site-footer {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.section-head {
  width: min(1120px, calc(100% - 32px));
  max-width: 760px;
  margin: 40px auto 26px;
}

.section-title {
  margin: 0;
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.03em;
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature-strip article {
  min-height: 220px;
  padding: 28px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid color-mix(in srgb, var(--line) 55%, transparent);
  box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}

.feature-strip article:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 15px;
  color: #fff;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  box-shadow: 0 10px 22px color-mix(in srgb, var(--teal) 30%, transparent);
}

.feature-icon svg {
  width: 23px;
  height: 23px;
}

.feature-strip h2 {
  margin: 26px 0 10px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.feature-strip p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.experience {
  padding: 100px 0;
}

.section-copy {
  max-width: 760px;
}

.section-copy h2,
.download-band h2 {
  margin: 0;
  font-size: clamp(32px, 4.6vw, 56px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -.03em;
}

.experience-grid {
  display: grid;
  grid-template-columns: 1.3fr .85fr;
  gap: 18px;
  margin-top: 40px;
}

.panel {
  min-height: 240px;
  padding: 30px;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--line) 50%, transparent);
  box-shadow: var(--shadow-sm);
  background:
    radial-gradient(80% 80% at 100% 0%, color-mix(in srgb, var(--coral) 14%, transparent), transparent 60%),
    var(--surface);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}

.panel:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.panel.wide {
  grid-row: span 2;
  min-height: 496px;
  background:
    radial-gradient(70% 70% at 0% 100%, color-mix(in srgb, var(--green) 16%, transparent), transparent 58%),
    radial-gradient(70% 70% at 100% 0%, color-mix(in srgb, var(--blue) 16%, transparent), transparent 58%),
    var(--surface);
}

.panel.dark {
  color: #f2f6fd;
  border-color: transparent;
  background:
    radial-gradient(80% 80% at 100% 0%, color-mix(in srgb, var(--teal) 34%, transparent), transparent 60%),
    var(--dark);
}

.panel span {
  color: var(--teal);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.panel.dark span {
  color: #6fe8d5;
}

.panel h3 {
  max-width: 460px;
  margin: 80px 0 0;
  font-size: clamp(24px, 4vw, 42px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -.02em;
}

.panel:not(.wide) h3 {
  margin-top: 44px;
  font-size: 24px;
  line-height: 1.25;
}

.download-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 48px;
  padding: 48px;
  border-radius: var(--radius-lg);
  color: #f2f6fd;
  box-shadow: var(--shadow-lg);
  background:
    radial-gradient(60% 120% at 0% 0%, color-mix(in srgb, var(--teal) 40%, transparent), transparent 55%),
    radial-gradient(60% 120% at 100% 100%, color-mix(in srgb, var(--coral) 34%, transparent), transparent 55%),
    var(--dark);
}

.download-band .eyebrow {
  color: #6fe8d5;
  background: rgba(111, 232, 213, .14);
}

.download-band .button.primary {
  flex: 0 0 auto;
  color: #0e1626;
  background: #fff;
  box-shadow: 0 14px 34px rgba(0, 0, 0, .28);
}

.download-band .button.secondary {
  color: var(--ink);
  background: var(--surface);
}

.download-stack {
  flex: 0 1 560px;
}

.download-stack .actions {
  margin-top: 0;
}

.legal {
  width: min(780px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0 80px;
}

.legal h1 {
  margin: 8px 0 0;
  font-size: clamp(36px, 6vw, 58px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.03em;
}

.legal .updated {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.legal section {
  margin-top: 24px;
  padding: 26px 28px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid color-mix(in srgb, var(--line) 55%, transparent);
  box-shadow: var(--shadow-sm);
}

.legal h2 {
  margin: 0 0 12px;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.legal p {
  margin: 0;
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.72;
}

.legal-steps {
  margin: 16px 0 0;
  padding-left: 22px;
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.72;
}

.legal-steps li {
  margin-top: 8px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 8px;
  padding: 30px 0 44px;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid color-mix(in srgb, var(--line) 60%, transparent);
}

.site-footer div {
  display: flex;
  gap: 8px;
}

.site-footer div a {
  padding: 6px 12px;
  border-radius: 999px;
  transition: background .25s var(--ease), color .25s var(--ease);
}

.site-footer div a:hover {
  color: var(--ink);
  background: color-mix(in srgb, var(--ink) 6%, transparent);
}

@media (max-width: 880px) {
  .site-header {
    position: sticky;
    gap: 12px;
  }

  .nav {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 30px;
    gap: 40px;
  }

  .hero-visual img {
    margin: 0 auto;
  }

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

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

  .panel.wide {
    grid-row: auto;
    min-height: 320px;
  }

  .download-band {
    align-items: flex-start;
    flex-direction: column;
  }

  .download-stack {
    width: 100%;
    flex-basis: auto;
  }
}

@media (max-width: 560px) {
  .hero,
  .feature-strip,
  .experience,
  .download-band,
  .site-footer,
  .site-header {
    width: min(100% - 24px, 1120px);
  }

  .lead {
    font-size: 17px;
  }

  h1 {
    font-size: clamp(48px, 16vw, 80px);
  }

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

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

  .hero {
    gap: 28px;
    padding-bottom: 52px;
  }

  .hero-visual img {
    width: 100%;
  }

  .feature-strip article,
  .panel {
    padding: 24px;
  }

  .download-band {
    padding: 30px;
  }

  .experience {
    padding: 70px 0;
  }

  .actions,
  .button {
    width: 100%;
  }

  .button {
    min-height: 54px;
  }

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