* {
  box-sizing: border-box;
}

:root {
  --bg: #fbfbfd;
  --surface: #ffffff;
  --text: #15151b;
  --muted: #70727d;
  --line: #e8e8ee;
  --purple: #6428c8;
  --orange: #ff5b12;
  --purple-soft: #f2ebff;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(251, 251, 253, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(232, 232, 238, 0.9);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 20px;
  font-weight: 800;
}

.logo-mark {
  width: 42px;
  height: 42px;
  position: relative;
  border-radius: 12px;
  background: white;
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(20, 20, 30, 0.08);
}

.keys {
  position: absolute;
  top: 13px;
  width: 11px;
  height: 6px;
  box-shadow:
    0 8px 0 currentColor,
    8px 0 0 currentColor,
    8px 8px 0 currentColor;
}

.keys.left {
  left: 6px;
  color: var(--purple);
}

.keys.right {
  right: 6px;
  color: var(--orange);
}

.bolt {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -52%);
  font-size: 18px;
}

.nav-link {
  color: var(--muted);
  font-weight: 700;
}

.hero {
  padding: 96px 0 84px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 72px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--purple-soft);
  color: var(--purple);
  border: 1px solid #e2d3ff;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1 {
  margin: 22px 0 20px;
  font-size: clamp(48px, 7vw, 82px);
  line-height: 1.01;
  letter-spacing: -0.05em;
}

.lead {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: 19px;
}

.store-badge {
  margin-top: 30px;
  width: fit-content;
  padding: 11px 17px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: #111;
  color: white;
  border-radius: 13px;
}

.apple {
  font-size: 28px;
}

.store-badge div:last-child {
  display: flex;
  flex-direction: column;
  line-height: 1.08;
}

.store-badge small {
  font-size: 10px;
  opacity: 0.8;
}

.store-badge strong {
  margin-top: 3px;
  font-size: 18px;
}

.typing-visual {
  min-height: 470px;
  padding: 58px 42px;
  position: relative;
  overflow: hidden;
  border-radius: 34px;
  background:
    radial-gradient(circle at 80% 15%, rgba(255,91,18,.22), transparent 28%),
    radial-gradient(circle at 15% 80%, rgba(100,40,200,.25), transparent 32%),
    #17131f;
  box-shadow: 0 30px 90px rgba(40, 28, 60, 0.18);
}

.keyboard-row {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

.keyboard-row.offset {
  padding-left: 28px;
}

.keyboard-row span {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  color: white;
  font-weight: 800;
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.08);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.12);
}

.speed-line {
  height: 4px;
  margin: 38px 0 24px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--purple), var(--orange));
}

.metric {
  display: flex;
  flex-direction: column;
}

.metric strong {
  color: white;
  font-size: 56px;
  line-height: 1;
  letter-spacing: -0.04em;
}

.metric span {
  margin-top: 10px;
  color: rgba(255,255,255,.62);
}

.section {
  padding: 86px 0;
}

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

.section-heading h2,
.modes-card h2 {
  margin: 18px 0 14px;
  font-size: clamp(34px, 4.5vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.section-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.features {
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature {
  padding: 30px;
  border-radius: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
}

.feature-number {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 14px;
  background: var(--purple-soft);
  color: var(--purple);
  font-weight: 900;
}

.feature h3 {
  margin: 0 0 9px;
  font-size: 21px;
}

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

.modes {
  padding: 0 0 90px;
}

.modes-card {
  padding: 46px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  border-radius: 32px;
  color: white;
  background: linear-gradient(135deg, #25153d, #17131f 52%, #251712);
}

.eyebrow.light {
  color: #eadfff;
  border-color: rgba(255,255,255,.13);
  background: rgba(255,255,255,.08);
}

.mode-list {
  display: grid;
  align-content: center;
  gap: 12px;
}

.mode-list div {
  padding: 15px 17px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-radius: 14px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
}

.mode-list span {
  color: #cdb8ff;
  font-weight: 900;
}

footer {
  background: white;
  border-top: 1px solid var(--line);
}

.footer-content {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-content p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.footer-content a {
  color: var(--purple);
  font-weight: 800;
}

@media (max-width: 840px) {
  .hero-inner,
  .modes-card {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    gap: 48px;
  }

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

@media (max-width: 560px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .hero {
    padding: 58px 0 62px;
  }

  h1 {
    font-size: 48px;
  }

  .lead {
    font-size: 17px;
  }

  .typing-visual {
    min-height: 390px;
    padding: 42px 22px;
  }

  .keyboard-row {
    gap: 8px;
  }

  .keyboard-row span {
    width: 46px;
    height: 46px;
    border-radius: 12px;
  }

  .section {
    padding: 62px 0;
  }

  .modes {
    padding-bottom: 62px;
  }

  .modes-card {
    padding: 30px;
    gap: 30px;
  }

  .footer-content {
    padding: 22px 0;
    flex-direction: column;
    align-items: flex-start;
  }
}