.purchase-page main {
  margin-top: 46px;
}

.purchase-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 440px);
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
  min-height: calc(100vh - 190px);
  padding: 28px 0 34px;
}

.purchase-copy h1 {
  max-width: 11.5ch;
}

.checkout-panel {
  padding: 26px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 24px 80px rgba(16, 24, 40, 0.12);
  backdrop-filter: blur(18px);
}

.checkout-panel h2 {
  font-size: clamp(1.55rem, 2.4vw, 2.15rem);
  max-width: none;
}

.purchase-price {
  margin-top: 12px;
  font-size: clamp(2.8rem, 5vw, 4.4rem);
  line-height: 0.95;
  font-weight: 800;
  letter-spacing: -0.05em;
}

.checkout-note,
.field-note {
  color: var(--muted);
  line-height: 1.65;
}

.checkout-note {
  margin: 14px 0 20px;
}

.purchase-form {
  display: grid;
  gap: 9px;
}

.purchase-form label {
  font-weight: 800;
}

.purchase-form input {
  width: 100%;
  height: 52px;
  padding: 0 15px;
  border: 1px solid rgba(15, 23, 42, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  font: inherit;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.purchase-form input:focus {
  border-color: rgba(31, 111, 235, 0.55);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 0 0 4px rgba(31, 111, 235, 0.1);
}

.field-note {
  margin: 0;
  font-size: 0.92rem;
}

.purchase-status {
  min-height: 46px;
  margin: 18px 0 14px;
  padding: 12px 14px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 16px;
  background: rgba(248, 251, 255, 0.86);
  color: var(--muted);
  line-height: 1.45;
}

.purchase-status.is-error {
  border-color: rgba(180, 83, 9, 0.28);
  background: rgba(255, 251, 235, 0.9);
  color: #7c4a03;
}

.purchase-status.is-success {
  border-color: rgba(14, 116, 144, 0.2);
  background: rgba(236, 253, 245, 0.9);
  color: #0f766e;
}

.paypal-button-container {
  min-height: 54px;
}

.purchase-details {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 10px 0 26px;
}

.purchase-details article {
  padding: 22px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 16px 40px rgba(16, 24, 40, 0.06);
}

.purchase-details h2 {
  font-size: 1.18rem;
  letter-spacing: -0.02em;
}

.purchase-details p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

@media (max-width: 980px) {
  .purchase-hero,
  .purchase-details {
    grid-template-columns: 1fr;
  }

  .purchase-hero {
    min-height: auto;
  }
}

@media (max-width: 760px) {
  .purchase-page main {
    margin-top: 30px;
  }

  .checkout-panel {
    padding: 22px;
  }
}