:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --ink: #101828;
  --muted: #64748b;
  --line: #d9e2ee;
  --panel: rgba(255, 255, 255, 0.88);
  --accent: #1f2f49;
  --good: #1f8a5b;
  --risk: #b33b38;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

img,
svg,
canvas,
video {
  max-width: 100%;
}

body {
  min-height: 100vh;
  font-family: "Plus Jakarta Sans", system-ui, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 16% 14%, rgba(223, 232, 255, 0.92), transparent 30%),
    radial-gradient(circle at 88% 12%, rgba(220, 248, 235, 0.78), transparent 28%),
    linear-gradient(135deg, #f8fafc 0%, #eef3f8 52%, #f7f9fc 100%);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

.checkout-shell {
  width: min(1120px, 100%);
  margin: 0 auto;
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
  align-content: start;
  gap: clamp(16px, 2.2vw, 24px);
  padding: clamp(14px, 2vw, 22px) clamp(12px, 2.4vw, 28px) 30px;
}

.checkout-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: "Manrope", sans-serif;
  font-size: 1rem;
  font-weight: 800;
  color: #132033;
}

.brand img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.back-link,
.support-link {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  color: #334155;
  padding: 8px 13px;
  font-size: 0.82rem;
  font-weight: 700;
}

.checkout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 380px);
  gap: clamp(16px, 2vw, 22px);
  align-items: start;
  min-width: 0;
}

.checkout-copy {
  display: grid;
  gap: 18px;
}

.eyebrow {
  width: fit-content;
  border: 1px solid #ccd8ee;
  border-radius: 999px;
  background: #eef4ff;
  color: #274372;
  padding: 6px 10px;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

h1 {
  max-width: 660px;
  font-family: "Manrope", sans-serif;
  font-size: clamp(2rem, 4.2vw, 4.05rem);
  line-height: 0.98;
  letter-spacing: 0;
  color: #0f172a;
}

.lead {
  max-width: 58ch;
  color: #475569;
  font-size: clamp(0.94rem, 1.4vw, 1rem);
  line-height: 1.58;
}

.proof-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.proof-card,
.preview-panel,
.checkout-card {
  min-width: 0;
  border: 1px solid rgba(211, 222, 238, 0.92);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(18px);
}

.proof-card {
  padding: 13px;
}

.proof-card span {
  display: block;
  color: #64748b;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.proof-card strong {
  display: block;
  margin-top: 7px;
  color: #172033;
  font-family: "Manrope", sans-serif;
  font-size: 1.18rem;
}

.preview-panel {
  padding: 16px;
  display: grid;
  gap: 12px;
}

.preview-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.preview-head h2,
.checkout-card h2 {
  font-family: "Manrope", sans-serif;
  font-size: 1rem;
  color: #111827;
}

.status-pill {
  border-radius: 999px;
  background: #fff4e8;
  color: #9a4d12;
  padding: 5px 9px;
  font-size: 0.72rem;
  font-weight: 800;
}

.signal-list {
  display: grid;
  gap: 9px;
}

.signal-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #ffffff;
  padding: 11px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--good);
}

.dot.risk {
  background: var(--risk);
}

.signal-row strong {
  display: block;
  color: #172033;
  font-size: 0.88rem;
}

.signal-row small {
  color: #64748b;
  font-size: 0.74rem;
}

.signal-row em {
  color: #0f766e;
  font-style: normal;
  font-size: 0.78rem;
  font-weight: 800;
}

.signal-row em.risk {
  color: var(--risk);
}

.checkout-card {
  position: sticky;
  top: 22px;
  width: 100%;
  max-width: 380px;
  justify-self: end;
  padding: clamp(15px, 1.8vw, 18px);
  display: grid;
  gap: 14px;
  background: rgba(255, 255, 255, 0.94);
}

.plan-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  border: 1px solid #dde6f1;
  border-radius: 8px;
  background: #f8fafc;
  padding: 5px;
}

.plan-option {
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: #526174;
  padding: 9px;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
}

.plan-option.active {
  background: #111827;
  color: #ffffff;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.15);
}

.price-box {
  border: 1px solid #dce5f0;
  border-radius: 8px;
  background: linear-gradient(180deg, #fbfdff 0%, #f4f7fb 100%);
  padding: 14px;
  display: grid;
  gap: 8px;
}

.price-line {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.price {
  font-family: "Manrope", sans-serif;
  font-size: clamp(2rem, 3.1vw, 2.35rem);
  line-height: 1;
  color: #0f172a;
  font-weight: 800;
}

.period {
  color: #64748b;
  font-size: 0.84rem;
  font-weight: 700;
}

.plan-note {
  color: #526174;
  font-size: 0.82rem;
  line-height: 1.45;
}

.feature-list {
  display: grid;
  gap: 9px;
  list-style: none;
}

.feature-list li {
  display: flex;
  gap: 8px;
  color: #334155;
  font-size: 0.84rem;
  line-height: 1.4;
}

.feature-list li::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  margin-top: 7px;
  border-radius: 999px;
  background: #22a865;
}

.checkout-button {
  width: 100%;
  border: 1px solid #101828;
  border-radius: 8px;
  background: #111827;
  color: #ffffff;
  min-height: 46px;
  padding: 12px 15px;
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 14px 26px rgba(15, 23, 42, 0.18);
}

.checkout-button:hover {
  transform: translateY(1px);
}

.checkout-button:disabled {
  opacity: 0.68;
  cursor: not-allowed;
}

.secure-note {
  display: flex;
  justify-content: center;
  gap: 7px;
  color: #64748b;
  font-size: 0.76rem;
  font-weight: 700;
}

.fine-print {
  border-top: 1px solid #e3e9f2;
  padding-top: 13px;
  color: #64748b;
  font-size: 0.76rem;
  line-height: 1.5;
}

@media (max-width: 880px) {
  .checkout-shell {
    width: min(680px, 100%);
  }

  .checkout-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .proof-row {
    grid-auto-flow: column;
    grid-auto-columns: minmax(150px, 1fr);
    grid-template-columns: none;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    padding-bottom: 6px;
  }

  .checkout-card {
    position: static;
    max-width: none;
    justify-self: stretch;
  }
}

@media (max-width: 560px) {
  .checkout-shell {
    min-height: auto;
    padding: 12px 10px 24px;
    gap: 14px;
  }

  .checkout-nav {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 8px;
  }

  .brand {
    min-width: 0;
  }

  .back-link {
    justify-self: end;
    white-space: nowrap;
  }

  .support-link {
    grid-column: 1 / -1;
    justify-self: stretch;
    text-align: center;
    white-space: nowrap;
  }

  .checkout-copy {
    gap: 13px;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(2rem, 12vw, 2.8rem);
  }

  .lead {
    max-width: 100%;
    line-height: 1.5;
  }

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

  .proof-row {
    grid-auto-columns: minmax(132px, 44vw);
  }

  .proof-card {
    padding: 11px;
  }

  .preview-panel,
  .checkout-card {
    padding: 13px;
  }

  .preview-head {
    align-items: flex-start;
  }

  .status-pill {
    white-space: nowrap;
  }

  .signal-row {
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: 8px;
    padding: 10px;
  }

  .signal-row em {
    grid-column: 2;
  }

  .plan-toggle {
    gap: 5px;
  }

  .plan-option {
    padding: 8px;
  }

  .price-box {
    padding: 13px;
  }

  .feature-list {
    gap: 8px;
  }

  .checkout-button {
    min-height: 48px;
  }
}