:root {
  color-scheme: dark;
  --background: #080b12;
  --panel: rgba(18, 24, 37, 0.86);
  --panel-border: rgba(255, 255, 255, 0.1);
  --text: #f4f1e8;
  --muted: #aaaeb9;
  --red: #ff4f68;
  --green: #45e89b;
  --blue: #4e8cff;
  --yellow: #ffe071;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 18% 15%, rgba(78, 140, 255, 0.15), transparent 28rem),
    radial-gradient(circle at 85% 70%, rgba(255, 79, 104, 0.12), transparent 30rem),
    var(--background);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: var(--yellow);
}

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

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
}

.brand {
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 750;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 24px;
}

.nav a,
.site-footer a {
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover,
.site-footer a:hover {
  color: var(--text);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  align-items: center;
  gap: 72px;
  min-height: calc(100vh - 156px);
  padding: 72px 0 96px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.15;
}

h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(3.4rem, 8vw, 6.8rem);
  letter-spacing: -0.06em;
}

h2 {
  margin: 0 0 18px;
  font-size: clamp(2rem, 5vw, 3.2rem);
  letter-spacing: -0.035em;
}

h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.lead {
  max-width: 650px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border: 1px solid var(--panel-border);
  border-radius: 999px;
  background: var(--text);
  color: #10131b;
  font-weight: 750;
  text-decoration: none;
}

.button.secondary {
  background: transparent;
  color: var(--text);
}

.laser-art {
  position: relative;
  aspect-ratio: 1;
  border: 1px solid var(--panel-border);
  border-radius: 36px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    rgba(255, 255, 255, 0.018);
  background-size: 42px 42px;
  box-shadow: 0 36px 100px rgba(0, 0, 0, 0.35);
  transform: rotate(3deg);
}

.beam {
  position: absolute;
  left: 11%;
  width: 78%;
  height: 4px;
  border-radius: 10px;
  box-shadow: 0 0 9px currentColor, 0 0 22px currentColor;
  transform-origin: left center;
}

.beam.red {
  top: 30%;
  color: var(--red);
  background: var(--red);
  transform: rotate(45deg);
}

.beam.green {
  top: 50%;
  color: var(--green);
  background: var(--green);
  transform: rotate(-28deg);
}

.beam.blue {
  top: 70%;
  color: var(--blue);
  background: var(--blue);
  transform: rotate(-70deg);
}

.optic {
  position: absolute;
  inset: 42% auto auto 44%;
  width: 64px;
  aspect-ratio: 1;
  border: 4px solid var(--text);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 24px rgba(255, 255, 255, 0.18);
  transform: rotate(45deg);
}

.section {
  padding: 88px 0;
}

.section-intro {
  max-width: 680px;
  margin-bottom: 36px;
  color: var(--muted);
  font-size: 1.1rem;
}

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

.card {
  padding: 28px;
  border: 1px solid var(--panel-border);
  border-radius: 22px;
  background: var(--panel);
  backdrop-filter: blur(12px);
}

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

.page-heading {
  max-width: 760px;
  padding: 100px 0 44px;
}

.page-heading h1 {
  font-size: clamp(3rem, 7vw, 5.2rem);
}

.support-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr);
  gap: 24px;
  padding-bottom: 100px;
}

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

details {
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  background: var(--panel);
}

summary {
  padding: 20px 22px;
  cursor: pointer;
  font-weight: 700;
}

details p {
  margin: 0;
  padding: 0 22px 22px;
  color: var(--muted);
}

.contact-card {
  align-self: start;
  position: sticky;
  top: 24px;
}

.contact-card .button {
  width: 100%;
  margin-top: 18px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 34px 0 46px;
  border-top: 1px solid var(--panel-border);
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 800px) {
  .hero,
  .support-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 50px;
    padding-top: 48px;
  }

  .laser-art {
    width: min(100%, 500px);
    justify-self: center;
  }

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

  .contact-card {
    position: static;
  }
}

@media (max-width: 520px) {
  .site-header,
  .site-footer,
  .container {
    width: min(100% - 28px, 1120px);
  }

  .nav {
    gap: 14px;
  }

  .hero {
    min-height: auto;
  }

  .site-footer {
    flex-direction: column;
  }
}