:root {
  --bg-1: #090511;
  --bg-2: #140a21;
  --bg-3: #1f1030;
  --surface: rgba(17, 11, 28, 0.9);
  --surface-2: rgba(12, 8, 20, 0.92);
  --surface-3: rgba(28, 17, 43, 0.86);
  --line: rgba(167, 139, 250, 0.22);
  --line-strong: rgba(167, 139, 250, 0.36);
  --text: #faf8ff;
  --muted: #c2b7d7;
  --accent: #8b5cf6;
  --accent-2: #a78bfa;
  --ok: #87ffd1;
  --shadow: 0 34px 80px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Sora", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top center, rgba(139, 92, 246, 0.18), transparent 22%),
    linear-gradient(180deg, var(--bg-3) 0%, var(--bg-2) 42%, var(--bg-1) 100%);
  color: var(--text);
}

body {
  padding: 32px;
}

.page-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.masthead {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 24px;
}

.brand {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.brand img {
  width: 64px;
  height: 64px;
  border-radius: 20px;
  border: 1px solid var(--line-strong);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.08);
}

.eyebrow {
  display: block;
  color: var(--ok);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 8px;
}

h1,
h2,
h3,
.price,
.stat-value {
  font-family: "Bebas Neue", Impact, sans-serif;
  letter-spacing: 0.03em;
  margin: 0;
  font-weight: 400;
}

h1 {
  font-size: clamp(56px, 8vw, 92px);
  line-height: 0.92;
}

.subcopy {
  margin: 14px 0 0;
  max-width: 60ch;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.chip,
.ghost-btn,
.primary-btn,
.nav-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  padding: 14px 18px;
}

.primary-btn {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.36), rgba(167, 139, 250, 0.2));
  border-color: rgba(167, 139, 250, 0.32);
  box-shadow: 0 16px 34px rgba(139, 92, 246, 0.18);
}

.hero-grid,
.checkout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(340px, 0.95fr);
  gap: 22px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(20, 13, 32, 0.98), rgba(10, 7, 17, 0.98));
  box-shadow: var(--shadow);
  padding: 24px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.section-head p,
.card-copy,
.fine-print,
label {
  color: var(--muted);
}

.section-head p {
  margin: 10px 0 0;
  line-height: 1.6;
}

.packs-grid,
.plans-grid,
.summary-grid {
  display: grid;
  gap: 16px;
}

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

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

.product-card {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(14, 9, 22, 0.9);
  padding: 18px;
  display: grid;
  gap: 10px;
}

.product-card.selected {
  border-color: var(--line-strong);
  background: rgba(42, 25, 66, 0.9);
  box-shadow: 0 14px 28px rgba(139, 92, 246, 0.16);
}

.product-card .meta {
  color: #b59afe;
  font-weight: 700;
}

.product-card .price {
  font-size: 42px;
}

.product-card button {
  margin-top: 8px;
}

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

.stat {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(13, 8, 20, 0.9);
  padding: 18px;
}

.stat-label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.stat-value {
  font-size: 30px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(11, 8, 18, 0.94);
  color: var(--text);
  padding: 15px 16px;
  font: inherit;
}

.field:focus,
select:focus {
  outline: none;
  border-color: var(--line-strong);
  box-shadow: 0 0 0 1px rgba(167, 139, 250, 0.18);
}

.field-wrap {
  display: grid;
  gap: 8px;
}

.full-span {
  grid-column: 1 / -1;
}

.summary-list {
  display: grid;
  gap: 0;
}

.summary-line {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(167, 139, 250, 0.12);
}

.summary-line:last-child {
  border-bottom: 0;
}

.summary-line span {
  color: var(--muted);
}

.summary-line strong {
  color: var(--text);
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.status-msg {
  min-height: 24px;
  margin-top: 12px;
  color: var(--muted);
}

.nav {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.success-state,
.cancel-state {
  max-width: 760px;
  margin: 10vh auto 0;
  text-align: left;
}

.trust {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(135, 255, 209, 0.14);
  background: rgba(17, 31, 28, 0.6);
  color: var(--ok);
  border-radius: 999px;
  padding: 12px 16px;
  margin-bottom: 18px;
}

@media (max-width: 980px) {
  body {
    padding: 18px;
  }

  .masthead,
  .hero-grid,
  .checkout-grid,
  .section-head {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .hero-actions {
    justify-content: flex-start;
  }

  .packs-grid,
  .plans-grid,
  .summary-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }
}