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

:root {
  --bg0: #0c0f14;
  --bg1: #121826;
  --card: rgba(22, 28, 42, 0.85);
  --stroke: rgba(255, 255, 255, 0.08);
  --text: #e8ecf4;
  --muted: #9aa3b5;
  --accent: #5b8cff;
  --accent2: #7cf0d6;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

html,
body {
  height: 100%;
  margin: 0;
  font-family: "DM Sans", system-ui, sans-serif;
  color: var(--text);
  background: var(--bg0);
}

.bg {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(900px 500px at 15% 10%, rgba(91, 140, 255, 0.22), transparent 60%),
    radial-gradient(700px 400px at 85% 20%, rgba(124, 240, 214, 0.14), transparent 55%),
    radial-gradient(600px 500px at 50% 100%, rgba(91, 140, 255, 0.1), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  z-index: 0;
}

.shell {
  position: relative;
  z-index: 1;
  min-height: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(1.5rem, 4vw, 3rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.top {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.badge {
  display: inline-flex;
  align-self: flex-start;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(91, 140, 255, 0.15);
  color: var(--accent2);
  border: 1px solid rgba(124, 240, 214, 0.25);
}

.muted {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: 20px;
  padding: clamp(1.25rem, 3vw, 2rem);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 4vw, 2rem);
  line-height: 1.2;
}

.lead {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.55;
}

.perks {
  margin: 0 0 1.5rem;
  padding-left: 1.1rem;
  color: var(--text);
  line-height: 1.5;
}

.perks li {
  margin-bottom: 0.35rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.25rem;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  color: #0b1020;
  background: linear-gradient(135deg, var(--accent), #8ab4ff);
  border: none;
  box-shadow: 0 12px 32px rgba(91, 140, 255, 0.35);
}

.cta:hover {
  filter: brightness(1.05);
}

.ghost {
  padding: 0.65rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}

.foot {
  margin-top: auto;
}

.foot small {
  color: var(--muted);
  line-height: 1.45;
  font-size: 0.8rem;
}