:root {
  color-scheme: dark;
  --bg: #090909;
  --panel: #111111;
  --line: rgba(255, 255, 255, 0.12);
  --text: #f7f5ef;
  --muted: #aaa79f;
  --accent: #d8ff3e;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 15%, rgba(216, 255, 62, 0.09), transparent 34rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.page-shell {
  width: min(1120px, calc(100% - 32px));
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 28px 0;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.2em;
}

.brand-mark {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 24px rgba(216, 255, 62, 0.45);
}

.hero {
  width: min(920px, 100%);
  margin: auto;
  padding: 48px 0 72px;
  text-align: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.18em;
}

h1 {
  max-width: 780px;
  margin: 0 auto;
  font-size: clamp(2.25rem, 7vw, 5.25rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.instruction {
  margin: 22px 0 34px;
  color: var(--muted);
  font-size: clamp(0.95rem, 2vw, 1.12rem);
}

.video-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: 0 36px 90px rgba(0, 0, 0, 0.5);
}

.video-frame::before {
  content: "";
  display: block;
  padding-top: 56.25%;
}

video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background: #000;
}

.video-error {
  margin: 18px;
  color: #ffaaa4;
  font-size: 0.9rem;
}

.trust-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 22px;
  color: #77756f;
  font-size: 0.78rem;
}

.dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #5a5954;
}

footer {
  padding: 28px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: #686762;
  text-align: center;
  font-size: 0.75rem;
}

@media (max-width: 600px) {
  .page-shell {
    width: min(100% - 20px, 1120px);
  }

  .brand {
    padding: 20px 4px;
  }

  .hero {
    padding: 32px 0 56px;
  }

  .video-frame {
    border-radius: 12px;
  }

  .trust-row {
    flex-direction: column;
    gap: 6px;
  }

  .dot {
    display: none;
  }
}