body {
  background: #f8fafc;
}

.checkout-hero {
  display: grid;
  gap: 14px;
  padding: 62px 0 26px;
}

.checkout-hero h1 {
  max-width: 760px;
  margin: 0;
  color: var(--navy);
  font-size: clamp(2.6rem, 6vw, 5rem);
  line-height: 0.96;
  letter-spacing: 0;
}

.checkout-hero .subheadline {
  max-width: 720px;
  margin: 0;
  color: #52647a;
  font-size: 1.15rem;
}

.checkout-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(420px, 1.2fr);
  gap: 24px;
  align-items: start;
  padding: 18px 0 64px;
}

.checkout-summary,
.checkout-panel {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.07);
  padding: 24px;
}

.checkout-summary h2,
.checkout-panel h2 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1;
}

.checkout-summary p,
.checkout-panel p {
  margin: 10px 0 0;
}

.checkout-price {
  display: flex;
  align-items: end;
  gap: 8px;
  margin-top: 12px;
}

.checkout-price strong {
  color: var(--teal-dark);
  font-size: 2rem;
}

.checkout-price span {
  color: var(--muted);
}

.trial-note {
  margin: 8px 0 0;
  color: var(--teal-dark);
  font-weight: 900;
}

.checkout-summary .feature-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin: 18px 0;
  padding: 0;
  list-style: none;
}

.checkout-summary .feature-list li {
  position: relative;
  padding-left: 24px;
  font-weight: 800;
}

.checkout-summary .feature-list li::before {
  position: absolute;
  left: 0;
  color: var(--teal);
  content: "✓";
}

.checkout-plan-picker {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.checkout-plan-picker button,
#checkout-submit {
  min-height: 44px;
  border: 0;
  border-radius: 10px;
  background: var(--teal-dark);
  color: #fff;
  cursor: pointer;
  font-weight: 900;
  padding: 10px 14px;
}

.checkout-plan-picker button.active {
  background: var(--navy);
}

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

.checkout-form,
.checkout-new-account {
  display: grid;
  gap: 14px;
}

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

.checkout-form label {
  display: grid;
  gap: 7px;
  color: #475569;
  font-size: 0.88rem;
  font-weight: 900;
  text-transform: uppercase;
}

.checkout-form input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  padding: 10px 12px;
  text-transform: none;
}

.checkout-consent {
  grid-column: 1 / -1;
  display: flex !important;
  grid-template-columns: none !important;
  align-items: center;
  gap: 10px;
}

.checkout-consent input {
  width: 18px;
  min-height: 18px;
}

#checkout-status {
  min-height: 22px;
  margin: 0;
  color: var(--teal-dark);
  font-weight: 800;
}

.checkout-account-status {
  border: 1px solid var(--soft-strong);
  border-radius: 12px;
  background: var(--soft);
  padding: 12px;
}

@media (max-width: 900px) {
  .checkout-layout,
  .checkout-new-account {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .checkout-hero {
    padding-top: 34px;
  }

  .checkout-hero h1 {
    font-size: 3rem;
  }

  .checkout-summary,
  .checkout-panel {
    padding: 18px;
  }

  .checkout-plan-picker {
    grid-template-columns: 1fr;
  }
}