:root {
  color-scheme: light;
  --ink: #14151f;
  --muted: #5f6575;
  --soft: #f5f7fb;
  --line: #dde3ef;
  --panel: #ffffff;
  --primary: #1769e0;
  --accent: #0f9d58;
  --gold: #fbbc04;
  --danger: #f45b69;
  --shadow: 0 22px 70px rgba(23, 29, 48, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #fbfcff;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(221, 227, 239, 0.8);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  box-shadow: 0 8px 22px rgba(23, 105, 224, 0.22);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

.nav-links a {
  text-decoration: none;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
  font-weight: 750;
  box-shadow: 0 8px 20px rgba(23, 29, 48, 0.08);
}

.button.primary {
  border-color: transparent;
  background: var(--primary);
  color: white;
}

.hero {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 70px 0 54px;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.78fr);
  gap: 50px;
  align-items: center;
}

.developer-hero {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--accent);
}

h1 {
  margin: 0;
  max-width: 700px;
  font-size: clamp(42px, 7vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 610px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.section-copy {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-media {
  position: relative;
  min-height: 520px;
}

.phone {
  position: absolute;
  inset: 0 0 auto auto;
  width: min(330px, 100%);
  min-height: 520px;
  padding: 16px;
  border: 1px solid #202434;
  border-radius: 38px;
  background: #171a26;
  box-shadow: var(--shadow);
}

.phone-screen {
  height: 488px;
  overflow: hidden;
  border-radius: 28px;
  background: #eef4ff;
}

.phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.floating-tile {
  position: absolute;
  left: 0;
  bottom: 34px;
  width: 230px;
  padding: 18px;
  border-radius: 8px;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.floating-tile img {
  width: 56px;
  height: 56px;
  border-radius: 16px;
}

.floating-tile strong {
  display: block;
  margin-top: 12px;
  font-size: 18px;
}

.floating-tile span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.profile-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.profile-card img {
  width: 74px;
  height: 74px;
  border-radius: 18px;
  box-shadow: 0 10px 24px rgba(23, 105, 224, 0.18);
}

.profile-card h2 {
  margin-top: 22px;
  font-size: 28px;
}

.detail-list {
  display: grid;
  gap: 16px;
  margin: 24px 0 0;
}

.detail-list div {
  padding-top: 15px;
  border-top: 1px solid var(--line);
}

.detail-list dt {
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
  text-transform: uppercase;
}

.detail-list dd {
  margin: 6px 0 0;
  font-size: 16px;
  font-weight: 750;
  overflow-wrap: anywhere;
}

.section {
  padding: 64px 0;
  border-top: 1px solid var(--line);
}

.section.alt {
  background: var(--soft);
}

.wrap {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
}

.section-head {
  max-width: 720px;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.05;
  letter-spacing: 0;
}

.section-head p,
.privacy-main p,
.privacy-main li {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.feature {
  min-height: 210px;
  padding: 24px;
  border-radius: 8px;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: 0 10px 32px rgba(23, 29, 48, 0.06);
}

.feature .icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: white;
  font-weight: 900;
  background: var(--primary);
}

.feature:nth-child(2) .icon {
  background: var(--accent);
}

.feature:nth-child(3) .icon {
  background: var(--gold);
  color: #332310;
}

.feature h3 {
  margin: 18px 0 8px;
  font-size: 20px;
}

.feature p {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
}

.showcase {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 38px;
  align-items: center;
}

.showcase-img {
  width: 100%;
  aspect-ratio: 1.25;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.check-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.check-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--muted);
  line-height: 1.6;
}

.check-list li::before {
  content: "✓";
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: rgba(19, 184, 166, 0.14);
  color: #087f73;
  font-weight: 900;
}

.download-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 30px;
  border-radius: 8px;
  background: #191d2c;
  color: white;
  box-shadow: var(--shadow);
}

.download-panel p {
  color: rgba(255, 255, 255, 0.72);
}

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.site-footer {
  padding: 34px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-row {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-row a {
  color: var(--muted);
  font-weight: 650;
  text-decoration: none;
}

.privacy-main {
  width: min(860px, calc(100% - 36px));
  margin: 0 auto;
  padding: 54px 0 70px;
}

.privacy-main h1 {
  font-size: clamp(38px, 6vw, 58px);
}

.policy-card {
  margin-top: 26px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.policy-card h2 {
  margin-top: 0;
  font-size: 24px;
}

@media (max-width: 820px) {
  .nav {
    min-height: auto;
    padding: 14px 0;
    align-items: flex-start;
  }

  .nav-links {
    gap: 12px;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .hero,
  .showcase,
  .download-panel,
  .developer-hero {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 46px;
  }

  .hero-media {
    min-height: 430px;
  }

  .phone {
    left: 50%;
    transform: translateX(-44%);
    min-height: 430px;
    width: 280px;
  }

  .phone-screen {
    height: 398px;
  }

  .floating-tile {
    bottom: 0;
    width: 210px;
  }

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

@media (max-width: 560px) {
  .nav {
    display: grid;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .nav-links .button {
    width: 100%;
  }

  .hero-actions .button {
    width: 100%;
  }
}