:root {
  --primary-indigo: #5B5BFF;
  --primary-cyan: #00E5FF;
  --accent-violet: #A78BFA;
  --bg-main: #0F1120;
  --bg-surface: #171A2E;
  --bg-elevated: #1F2340;
  --border: rgba(255, 255, 255, 0.10);
  --text-primary: #FFFFFF;
  --text-secondary: #B8BFEE;
  --text-muted: #7E86B8;
  --radius-lg: 20px;
  --radius-pill: 999px;
  --shadow-card: 0 12px 32px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 24px rgba(0, 229, 255, 0.20);
  --shadow-button: 0 10px 20px rgba(91, 91, 255, 0.25);
  --grad-brand: linear-gradient(135deg, #5B5BFF 0%, #A78BFA 100%);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  position: relative;
  overflow: hidden;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background:
    radial-gradient(circle at 10% 20%, rgba(0, 229, 255, 0.08), transparent 30%),
    radial-gradient(circle at 85% 15%, rgba(167, 139, 250, 0.12), transparent 28%),
    radial-gradient(circle at 50% 100%, rgba(91, 91, 255, 0.10), transparent 35%),
    var(--bg-main);
  color: var(--text-primary);
}

.background-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(64px);
  opacity: 0.35;
  pointer-events: none;
}

.bg-one {
  width: 380px;
  height: 380px;
  top: -120px;
  left: -100px;
  background: rgba(0, 229, 255, 0.45);
}

.bg-two {
  width: 420px;
  height: 420px;
  right: -160px;
  bottom: -160px;
  background: rgba(167, 139, 250, 0.42);
}

.page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.teaser-card {
  width: min(720px, 100%);
  text-align: center;
  padding: 40px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(31, 35, 64, 0.92) 0%, rgba(23, 26, 46, 0.92) 100%);
  box-shadow: var(--shadow-card), var(--shadow-glow);
  backdrop-filter: blur(8px);
}

.pulse-mark {
  width: 112px;
  height: 112px;
  object-fit: contain;
  display: block;
  margin: 0 auto 20px;
}

.badge {
  margin: 0 auto 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.teaser-copy {
  margin: 16px auto 0;
  max-width: 40ch;
  color: var(--text-secondary);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.5;
}

.actions {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.is-hidden {
  display: none !important;
}

button {
  border: 0;
  border-radius: 12px;
  padding: 11px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 220ms cubic-bezier(0.2, 0.8, 0.2, 1), filter 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.btn-primary {
  background: var(--grad-brand);
  box-shadow: var(--shadow-button);
}

.btn-secondary {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

button:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

button:active {
  transform: translateY(0);
}

@media (max-width: 540px) {
  .teaser-card {
    padding: 30px 20px;
  }

  .pulse-mark {
    width: 92px;
    height: 92px;
    margin-bottom: 16px;
  }

  .actions {
    margin-top: 24px;
  }
}