:root {
  --ink: #0e0e10;
  --ink-soft: #4a4a4f;
  --muted: #74747a;
  --line: #e6e6e8;
  --line-soft: #f0f0f2;
  --paper: #ffffff;
  --paper-soft: #fafafa;
  --paper-tint: #f5f5f6;
  --radius: 16px;
  --shadow: 0 24px 60px rgba(14, 14, 16, 0.09);
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

.wrap {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 18px;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--ink);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 15px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 14px;
  color: var(--ink-soft);
}

.nav a:hover {
  color: var(--ink);
}

.nav .nav-cta {
  padding: 9px 16px;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  font-weight: 600;
}

.nav .nav-cta:hover {
  background: #2a2a2e;
  color: #fff;
}

.hero {
  padding: 84px 0 56px;
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper-soft);
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  letter-spacing: -0.035em;
  line-height: 1.08;
  margin: 0;
}

h1 {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 800;
  margin: 22px 0 20px;
}

h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 750;
}

h3 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.lede {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 52ch;
  margin: 0 0 30px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 650;
  font-size: 15px;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--ink);
  color: #fff;
}

.btn-primary:hover {
  background: #2a2a2e;
}

.btn-secondary {
  border-color: var(--line);
  background: var(--paper);
  color: var(--ink);
}

.btn-secondary:hover {
  border-color: #cfcfd3;
}

.play-badge {
  display: inline-flex;
  border-radius: 9px;
  overflow: hidden;
  line-height: 0;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12);
}

.play-badge img {
  width: 172px;
  height: auto;
}

.badge-note {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 10px;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.15;
}

.store-badge small {
  display: block;
  font-size: 9.5px;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.store-badge strong {
  display: block;
  font-size: 15px;
  letter-spacing: -0.02em;
}

.store-badge-dark {
  background: transparent;
  border-color: #3a3a40;
  color: #fff;
}

.store-badge-dark small {
  color: #9c9ca4;
}

.phone-placeholder {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  color: #b3b3ba;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.phone {
  position: relative;
  width: min(320px, 82vw);
  aspect-ratio: 9 / 19;
  background: #0b0b0d;
  border-radius: 46px;
  padding: 12px;
  box-shadow: var(--shadow);
  border: 1px solid #1c1c20;
}

.phone-screen {
  height: 100%;
  border-radius: 36px;
  background: linear-gradient(180deg, #fdfdfd 0%, #f3f3f4 100%);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.phone-notch {
  width: 96px;
  height: 22px;
  background: #0b0b0d;
  border-radius: 0 0 14px 14px;
  margin: 0 auto;
}

.phone-body {
  flex: 1;
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.phone-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: var(--muted);
  font-weight: 600;
}

.phone-appicon {
  width: 54px;
  height: 54px;
  border-radius: 15px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
}

.phone-canvas {
  flex: 1;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  padding: 14px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.phone-canvas .chip {
  align-self: flex-start;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.phone-canvas .mock-title {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.phone-canvas .mock-lines {
  display: grid;
  gap: 7px;
}

.phone-canvas .mock-lines span {
  display: block;
  height: 7px;
  border-radius: 999px;
  background: #ececee;
}

.phone-canvas .mock-lines span:nth-child(2) {
  width: 78%;
}

.phone-canvas .mock-lines span:nth-child(3) {
  width: 54%;
}

.phone-toolbar {
  display: flex;
  justify-content: space-between;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.phone-toolbar i {
  display: block;
  width: 18px;
  height: 18px;
  border-radius: 6px;
  background: #ededf0;
}

.phone-toolbar i:first-child {
  background: var(--ink);
}

.visual-caption {
  position: absolute;
  bottom: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.05);
}

.strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-soft);
}

.strip .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 0;
  font-size: 13.5px;
  color: var(--ink-soft);
}

.strip strong {
  color: var(--ink);
}

section.block {
  padding: 76px 0;
}

.section-head {
  max-width: 640px;
  margin-bottom: 38px;
}

.section-head p {
  color: var(--ink-soft);
  margin: 14px 0 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--paper);
}

.feature .icon {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: var(--paper-tint);
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  font-size: 18px;
}

.feature p {
  margin: 8px 0 0;
  color: var(--ink-soft);
  font-size: 14.5px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  counter-reset: step;
}

.step {
  border-top: 1px solid var(--ink);
  padding-top: 18px;
}

.step .num {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.step h3 {
  margin: 10px 0 6px;
}

.step p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14.5px;
}

.download-band {
  background: var(--ink);
  color: #fff;
  border-radius: 24px;
  padding: 48px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.download-band h2 {
  color: #fff;
}

.download-band p {
  color: #b9b9c0;
  margin: 14px 0 0;
}

.download-band .btn-primary {
  background: #fff;
  color: var(--ink);
}

.download-band .btn-primary:hover {
  background: #ececef;
}

.download-band .btn-secondary {
  background: transparent;
  border-color: #3a3a40;
  color: #fff;
}

.download-band .btn-secondary:hover {
  border-color: #5a5a62;
}

.download-band .badge-note {
  color: #9c9ca4;
}

.download-meta {
  font-size: 12.5px;
  color: #9c9ca4;
  margin-top: 16px;
  word-break: break-all;
}

.faq {
  display: grid;
  gap: 14px;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  background: var(--paper);
}

.faq summary {
  cursor: pointer;
  font-weight: 650;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq p {
  margin: 12px 0 0;
  color: var(--ink-soft);
  font-size: 14.5px;
}

.page-head {
  padding: 64px 0 36px;
  border-bottom: 1px solid var(--line);
}

.page-head p {
  color: var(--ink-soft);
  max-width: 62ch;
  margin: 16px 0 0;
}

.legal {
  padding: 48px 0 80px;
}

.legal .wrap {
  max-width: 820px;
}

.legal h2 {
  font-size: 24px;
  margin: 40px 0 12px;
}

.legal h2:first-child {
  margin-top: 0;
}

.legal h3 {
  margin: 24px 0 8px;
}

.legal p,
.legal li {
  color: var(--ink-soft);
  font-size: 15.5px;
}

.legal ul {
  padding-left: 22px;
}

.legal li {
  margin-bottom: 8px;
}

.legal .meta {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 28px;
}

.callout {
  border: 1px solid var(--line);
  background: var(--paper-soft);
  border-radius: 14px;
  padding: 18px 20px;
  margin: 24px 0;
}

.callout p {
  margin: 0;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 46px 0 40px;
  background: var(--paper-soft);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--line);
}

.footer-brand {
  max-width: 320px;
}

.footer-brand p {
  color: var(--muted);
  font-size: 14px;
  margin: 12px 0 0;
}

.footer-cols {
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}

.footer-col h4 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 12px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 9px;
}

.footer-col a:hover {
  color: var(--ink);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  padding-top: 26px;
  font-size: 13px;
  color: var(--muted);
}

.developer {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px 10px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper);
  color: var(--ink);
}

.developer:hover {
  border-color: #cfcfd3;
}

.developer img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
}

.developer .label {
  font-size: 11px;
  color: var(--muted);
  display: block;
  line-height: 1.2;
}

.developer .name {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.3;
}

@media (max-width: 900px) {
  .hero .wrap {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .hero {
    padding-top: 56px;
  }

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

  .download-band {
    grid-template-columns: 1fr;
    padding: 32px;
  }
}

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

  .wrap {
    width: min(var(--max), calc(100% - 32px));
  }

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

  .footer-cols {
    gap: 36px;
  }
}