:root {
  --navy: #161c26;
  --cyan: #00e5ff;
  --white: #ffffff;
  --light-gray: #f5f5f5;
  --dark-gray: #424242;
  --bg-deep: #0a0e17;
  --bg-mid: #161c26;
  --card: rgba(255, 255, 255, 0.06);
  --card-border: rgba(255, 255, 255, 0.12);
  --radius: 1rem;
  --shadow: 0 12px 40px rgba(7, 11, 27, 0.45);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg-deep);
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--white);
  background: radial-gradient(circle at 0% 0%, rgba(0, 229, 255, 0.18) 0%, var(--bg-deep) 42%),
    linear-gradient(170deg, var(--bg-mid), var(--bg-deep));
  line-height: 1.6;
  min-height: 100vh;
  background-color: var(--bg-deep);
}

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

a {
  color: inherit;
}

.container {
  width: min(1100px, 92%);
  margin-inline: auto;
}

.section {
  padding: 5rem 0;
  position: relative;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.01), rgba(255, 255, 255, 0.04));
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--cyan);
  color: #032233;
  padding: 0.7rem 1rem;
  border-radius: 0.5rem;
  z-index: 1000;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(9, 13, 33, 0.7);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-shell {
  min-height: 4.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.brand img {
  width: 2rem;
  height: 2rem;
}

.main-nav {
  display: none;
  gap: 1.25rem;
}

.main-nav a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.86);
  transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--cyan);
}

.hero {
  padding-top: 6rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 20%, rgba(31, 187, 238, 0.2), transparent 35%),
    radial-gradient(circle at 10% 80%, rgba(61, 90, 170, 0.3), transparent 30%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  gap: 2.8rem;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 0.5rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0 0 0.75rem;
}

h1 {
  font-size: clamp(1.9rem, 5vw, 3.3rem);
  max-width: 18ch;
}

h2 {
  font-size: clamp(1.55rem, 3.6vw, 2.3rem);
}

h3 {
  font-size: 1.12rem;
}

.subtitle {
  margin: 0 0 1.5rem;
  color: rgba(245, 245, 245, 0.9);
  max-width: 55ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 0.8rem;
  padding: 0.8rem 1.25rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn-primary {
  color: #07283b;
  background: linear-gradient(135deg, #7cf2ff, var(--cyan));
  box-shadow: 0 6px 20px rgba(0, 229, 255, 0.35);
}

.btn-secondary {
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--light-gray);
  background: rgba(255, 255, 255, 0.05);
}

.btn-large {
  padding-inline: 2rem;
  min-height: 3.3rem;
}

.play-icon {
  width: 1.1rem;
  height: 1.1rem;
  object-fit: contain;
  flex-shrink: 0;
  border-radius: 0.15rem;
}

.hero-trust-list {
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
}

.hero-trust-list li::before {
  content: "✓";
  color: var(--cyan);
  margin-right: 0.45rem;
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
}

.phone-frame {
  width: min(290px, 75vw);
  background: linear-gradient(165deg, #10151f, #1d2635 45%, #0a0e17);
  border-radius: 2rem;
  padding: 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: var(--shadow);
}

.phone-notch {
  width: 30%;
  height: 0.8rem;
  border-radius: 0 0 0.8rem 0.8rem;
  background: #0b1025;
  margin: -0.4rem auto 0.4rem;
}

.screen {
  border-radius: 1.5rem;
  background: linear-gradient(190deg, rgba(31, 187, 238, 0.15), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 1rem;
}

.screen-header {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  margin-bottom: 0.8rem;
}

.dot {
  width: 0.5rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}

.screen-card,
.screen-metrics > div,
.screen-footer {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 0.75rem;
}

.screen-card {
  padding: 0.75rem;
}

.screen-card h3 {
  font-size: 1rem;
}

.screen-card p {
  margin: 0;
  font-size: 0.87rem;
  color: rgba(245, 245, 245, 0.88);
}

.screen-metrics {
  margin-top: 0.75rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.55rem;
}

.screen-metrics > div {
  text-align: center;
  padding: 0.55rem 0.3rem;
}

.screen-metrics small {
  display: block;
  color: rgba(245, 245, 245, 0.73);
  font-size: 0.7rem;
}

.screen-footer {
  margin-top: 0.8rem;
  text-align: center;
  padding: 0.65rem;
  font-size: 0.78rem;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(1px);
  pointer-events: none;
}

.orb-a {
  width: 8rem;
  height: 8rem;
  background: rgba(31, 187, 238, 0.28);
  left: 5%;
  top: 8%;
}

.orb-b {
  width: 10rem;
  height: 10rem;
  background: rgba(91, 131, 235, 0.22);
  right: 1%;
  bottom: 10%;
}

.section-head {
  margin-bottom: 2rem;
}

.coming-soon-head {
  margin-top: 2.4rem;
}

.feature-grid,
.steps-grid,
.trust-cards,
.screens-grid {
  display: grid;
  gap: 1rem;
}

.feature-card,
.step-card,
.trust-card,
.screen-tile,
.faq-item,
.cta-shell {
  border: 1px solid var(--card-border);
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.feature-card,
.step-card,
.trust-card,
.screen-tile {
  padding: 1.2rem;
}

.icon {
  width: 2.2rem;
  height: 2.2rem;
  display: grid;
  place-items: center;
  margin-bottom: 0.75rem;
  border-radius: 0.7rem;
  background: rgba(31, 187, 238, 0.15);
  border: 1px solid rgba(31, 187, 238, 0.3);
}

.step-icon {
  width: 2rem;
  height: 2rem;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(31, 187, 238, 0.2);
  border: 1px solid rgba(31, 187, 238, 0.45);
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.screen-tile {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 0.9rem;
  background: linear-gradient(170deg, rgba(31, 187, 238, 0.12), rgba(255, 255, 255, 0.02));
}

.screen-tile:nth-child(2n) {
  background: linear-gradient(165deg, rgba(105, 131, 220, 0.15), rgba(255, 255, 255, 0.02));
}

.screen-tile img {
  width: 100%;
  border-radius: 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.3);
}

.screen-copy h3 {
  margin-bottom: 0.35rem;
}

.screen-copy p {
  margin: 0;
  color: rgba(245, 245, 245, 0.86);
}

.faq-list {
  display: grid;
  gap: 0.8rem;
}

.faq-group-title {
  margin: 1.2rem 0 0.2rem;
  font-size: 1.05rem;
  color: var(--cyan);
}

.faq-item {
  padding: 1rem 1.1rem;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  position: relative;
  padding-right: 1.4rem;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 0;
  font-size: 1.2rem;
  color: var(--cyan);
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  margin: 0.8rem 0 0;
  color: rgba(245, 245, 245, 0.85);
}

.cta-section {
  padding-bottom: 6rem;
}

.cta-shell {
  text-align: center;
  padding: 2rem 1.2rem;
  background: linear-gradient(145deg, rgba(31, 187, 238, 0.25), rgba(255, 255, 255, 0.04));
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  background: rgba(8, 10, 20, 0.72);
}

.footer-grid {
  padding: 1.3rem 0;
  display: grid;
  gap: 0.8rem;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1rem;
}

.site-footer a {
  text-decoration: none;
  color: rgba(245, 245, 245, 0.82);
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--cyan);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 700px) {
  .feature-grid,
  .steps-grid,
  .trust-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .footer-grid {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .cta-shell {
    padding: 2.6rem 2rem;
  }
}

@media (min-width: 900px) {
  .main-nav {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1fr minmax(300px, 380px);
  }

  .feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .steps-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}