:root {
  --bg: #0b0f14;
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.68);
  --muted2: rgba(255, 255, 255, 0.54);
  --stroke: rgba(255, 255, 255, 0.12);
  --surface: rgba(255, 255, 255, 0.06);
  --surface2: rgba(255, 255, 255, 0.08);
  --accent: #00ffb0;
  --accentText: #1c1c1c;
  --radius: 18px;
  --radius2: 22px;
  --maxw: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji",
    "Segoe UI Emoji";
  background: radial-gradient(1200px 800px at 12% 0%, rgba(0, 255, 176, 0.12), transparent 56%),
    radial-gradient(900px 600px at 92% 16%, rgba(124, 92, 255, 0.14), transparent 55%),
    radial-gradient(1000px 700px at 50% 100%, rgba(0, 255, 176, 0.08), transparent 65%), var(--bg);
  background-repeat: no-repeat;
  background-attachment: fixed;
  line-height: 1.45;
}

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

a:hover {
  color: var(--accent);
}

.page {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 18px 0;
  background: rgba(11, 15, 20, 0.62);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.compat-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0;
}

.compat-card {
  padding: 0;
}

.compat-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.compat-row:last-child {
  border-bottom: none;
}

.compat-label {
  color: rgba(255, 255, 255, 0.86);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.compat-value {
  color: var(--muted);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
}

.brand-logo {
  height: 22px;
  width: auto;
  object-fit: contain;
  display: block;
}

.brand-mark {
  width: 26px;
  height: 26px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), rgba(24, 208, 255, 0.55));
}

.brand-text {
  font-weight: 700;
  letter-spacing: 0.2px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-link {
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--muted);
  transition: background 140ms ease, color 140ms ease, border-color 140ms ease;
}

.nav-link:hover {
  color: var(--accent);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.10);
}

.nav-link[aria-current="page"] {
  color: var(--accent);
}

.nav-link:focus-visible {
  outline: 3px solid rgba(0, 255, 176, 0.25);
  outline-offset: 2px;
}

.main {
  flex: 1;
}

.section {
  padding: 76px 0;
  scroll-margin-top: 92px;
}

.section-header {
  margin-bottom: 22px;
}

.section-header h2 {
  margin: 0 0 8px;
  letter-spacing: -0.02em;
  font-size: clamp(20px, 2.2vw, 32px);
}

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

.hero {
  padding-top: 60px;
}

.legal-hero {
  padding-top: 44px;
  padding-bottom: 34px;
}

.legal-header {
  max-width: 80ch;
}

.legal-title {
  margin: 0 0 10px;
  font-size: clamp(28px, 3.2vw, 44px);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.legal-subtitle {
  margin: 0;
  color: var(--muted);
  max-width: 70ch;
}

.legal-meta {
  margin: 12px 0 0;
  color: var(--muted2);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 28px;
  align-items: center;
}

.eyebrow {
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted2);
}

.hero-copy h1 {
  margin: 10px 0 8px;
  font-size: clamp(36px, 5vw, 54px);
  letter-spacing: -0.03em;
  line-height: 1.02;
}

.tagline {
  margin: 0 0 10px;
  font-size: clamp(18px, 2.1vw, 22px);
  color: var(--accent);
}

.hero-keypad {
  display: block;
  width: min(420px, 100%);
  height: auto;
  margin: 10px 0 10px;
}

.lead {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  max-width: 54ch;
}

.hero-cta {
  margin-top: 18px;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  padding: 0;
  background: transparent;
  border: none;
  transition: transform 140ms ease;
}

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

.store-btn:focus-visible {
  outline: 3px solid rgba(0, 255, 176, 0.25);
  outline-offset: 3px;
}

.store-btn img {
  height: 52px;
  width: auto;
  display: block;
}

.store-btn--soon {
  height: 52px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.78);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: default;
  user-select: none;
}

.store-btn--soon:hover {
  transform: none;
}

.hero-visual .visual-surface {
  border-radius: var(--radius2);
  min-height: 360px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.visual-placeholder {
  color: var(--muted2);
  font-size: 14px;
  padding: 26px;
  text-align: center;
}

.hero-carousel {
  width: 100%;
  height: 100%;
  overflow: hidden;
  outline: none;
}

.hero-slides {
  height: 100%;
  display: flex;
  transition: transform 420ms ease;
  will-change: transform;
}

.hero-slide {
  flex: 0 0 100%;
  height: 100%;
  display: grid;
  place-items: center;
  padding: 18px;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.hero-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  padding: 14px 0 4px;
}

.hero-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: none;
  background: rgba(255, 255, 255, 0.22);
  cursor: pointer;
  transition: background 140ms ease, transform 140ms ease;
}

.hero-dot[aria-current="true"] {
  background: var(--accent);
}

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

.hero-dot:focus-visible {
  outline: 3px solid rgba(0, 255, 176, 0.25);
  outline-offset: 3px;
}

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

.features-grid {
  grid-template-columns: repeat(4, 1fr);
}

.feature-icon {
  width: 60px;
  height: 60px;
  display: block;
  margin-bottom: 10px;
}

.two-col {
  grid-template-columns: repeat(2, 1fr);
}

.three-col {
  grid-template-columns: repeat(3, 1fr);
}

.usecase-img {
  width: 100%;
  height: 240px;
  object-fit: contain;
  display: block;
  border-radius: 14px;
  margin-bottom: 12px;
}

.card {
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 18px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
}

.legal-card {
  padding: 22px;
}

.legal-content {
  max-width: 90ch;
}

.legal-content h3 {
  margin: 18px 0 10px;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.legal-content p {
  margin: 10px 0;
  color: var(--muted);
}

.legal-content ul {
  margin: 10px 0 12px 18px;
  padding: 0;
  color: var(--muted);
}

.legal-content li {
  margin: 6px 0;
}

.legal-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.final-cta {
  border-radius: var(--radius2);
  border: none;
  background: var(--accent);
  color: var(--accentText);
  padding: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.final-cta h2 {
  margin: 0 0 6px;
  font-size: clamp(18px, 2vw, 26px);
  letter-spacing: -0.02em;
}

.final-cta p {
  margin: 0;
  color: inherit;
}

.stack {
  display: grid;
  gap: 12px;
}

.accordion {
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.10);
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

.accordion summary {
  cursor: pointer;
  padding: 16px 18px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.88);
}

.accordion summary:hover {
  color: var(--accent);
}

.accordion-body {
  padding: 0 18px 16px;
  color: var(--muted);
}

.accordion-body p {
  margin: 12px 0;
}

.accordion-body ul {
  margin: 10px 0 12px 18px;
  padding: 0;
}

.footer {
  padding: 24px 0 30px;
  color: var(--muted2);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-center {
  flex: 1;
  text-align: center;
}

.footer a {
  color: var(--accent);
}

.footer-right a {
  color: var(--accent);
}

.sep {
  opacity: 0.45;
  margin: 0 8px;
}

@media (max-width: 980px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-visual .visual-surface {
    min-height: 300px;
  }

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

  .usecase-img {
    height: 260px;
  }

  .hero-keypad {
    width: min(360px, 100%);
  }

  .footer-center {
    flex: 0 0 100%;
    text-align: left;
  }
}

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

  .section {
    padding: 58px 0;
  }

  .three-col {
    grid-template-columns: 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
  }

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

  .store-btn {
    width: 100%;
  }

  .store-btn img {
    height: 46px;
  }

  .store-btn--soon {
    height: 46px;
  }
}