:root {
  --bg: #f5f7f8;
  --surface: #ffffff;
  --text: #18212b;
  --muted: #647386;
  --line: #dce3ea;
  --brand: #128c7e;
  --brand-strong: #075e54;
  --danger: #b42318;
  --success: #067647;
  --shadow: 0 10px 30px rgba(24, 33, 43, 0.08);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

.shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.shell-narrow {
  max-width: 1040px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand img {
  width: 44px;
  height: 44px;
}

.brand h1 {
  margin: 0;
  font-size: 24px;
  letter-spacing: 0;
}

.brand p,
.hero p,
.field span,
.muted {
  color: var(--muted);
}

.brand p {
  margin: 2px 0 0;
  font-size: 14px;
}

.nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.locale-switcher {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
}

.locale-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  font-size: 18px;
  cursor: pointer;
}

.locale-button.is-active {
  border-color: #b9dcd5;
  background: #eaf8f4;
}

.nav a,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  background: var(--surface);
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
}

.button.primary {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}

.grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 20px;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 24px;
}

.hero h2,
.panel h2 {
  margin: 0 0 8px;
  font-size: 22px;
  letter-spacing: 0;
}

.hero p {
  margin: 0 0 22px;
  max-width: 760px;
}

.steps {
  display: grid;
  gap: 12px;
  margin: 22px 0;
}

.step {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 12px;
  align-items: start;
}

.step b {
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #d8f3ed;
  color: var(--brand-strong);
}

.step p {
  margin: 2px 0 0;
}

.form {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  font-weight: 700;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  font: inherit;
}

.field textarea {
  min-height: 92px;
  resize: vertical;
}

.field input[type="file"] {
  padding: 10px;
  background: #fff;
}

.field span {
  font-size: 13px;
}

.status {
  border-radius: 8px;
  padding: 12px;
  background: #eef6ff;
  color: #1849a9;
}

.status.success {
  background: #ecfdf3;
  color: var(--success);
}

.status.error {
  background: #fef3f2;
  color: var(--danger);
}

.status[hidden] {
  display: none;
}

.support-toast[hidden] {
  display: none;
}

.support-toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 60;
  max-width: min(360px, calc(100vw - 32px));
  padding: 14px 16px;
  border-radius: 10px;
  background: #18212b;
  color: #fff;
  box-shadow: 0 20px 40px rgba(24, 33, 43, 0.24);
}

.support-toast.success {
  background: var(--success);
}

.support-toast.error {
  background: var(--danger);
}

.connection-card {
  display: grid;
  gap: 8px;
  margin: 14px 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfd;
  padding: 16px;
}

.connection-card strong {
  font-size: 16px;
}

.connection-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.connection-card .button {
  margin-top: 10px;
  justify-self: start;
}

.connection-card .button[hidden] {
  display: none;
}

.billing-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 6px;
}

.billing-actions .button {
  width: 100%;
  min-height: 48px;
  font-size: 15px;
}

.billing-actions .button[disabled] {
  cursor: not-allowed;
  opacity: .6;
}

.billing-summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-top: 6px;
  padding: 14px;
  border: 1px solid #cfe5df;
  border-radius: 8px;
  background: #f5fbf9;
}

.billing-price-label,
.billing-methods-label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.billing-price-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 4px;
}

.billing-amount {
  font-size: 32px;
  line-height: 1;
  letter-spacing: 0;
}

.billing-period {
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.billing-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  background: #d8f3ed;
  color: var(--brand-strong);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.billing-methods-inline {
  display: grid;
  gap: 8px;
}

.billing-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.billing-chip {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  font-size: 14px;
  font-weight: 600;
}

.billing-methods {
  display: grid;
  gap: 10px;
  margin-top: 4px;
}

.billing-method {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.billing-method-primary {
  border-color: #cfe5df;
  background: #f9fdfc;
}

.billing-method p {
  margin-top: 4px;
}

.method-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: #d8f3ed;
  color: var(--brand-strong);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.method-badge-muted {
  background: #edf2f7;
  color: #475467;
}

.pix-panel {
  display: grid;
  gap: 8px;
  margin-top: 4px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.pix-panel p {
  margin: 0;
}

.pix-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.billing-footnote {
  margin: 2px 0 0;
  font-size: 13px;
}

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

.coupon-form {
  display: grid;
  gap: 10px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.coupon-actions {
  display: flex;
  gap: 10px;
}

.coupon-actions .button {
  width: 100%;
}

.subscription-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 20px;
}

.subscription-main,
.subscription-side {
  align-self: start;
}

.subscription-main {
  display: grid;
  gap: 18px;
}

.subscription-side {
  display: grid;
  gap: 16px;
}

.subscription-price-card,
.subscription-method-summary,
.subscription-checkout-card,
.subscription-manual-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fbfcfd;
  padding: 18px;
}

.subscription-price-card {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  border-color: #cfe5df;
  background: #f5fbf9;
}

.subscription-checkout-card .billing-actions,
.subscription-manual-card .billing-actions {
  margin-top: 0;
}

.modal-shell[hidden] {
  display: none;
}

.modal-shell {
  position: fixed;
  inset: 0;
  z-index: 40;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.48);
}

.modal-card {
  position: relative;
  z-index: 1;
  width: min(480px, calc(100vw - 32px));
  margin: 10vh auto 0;
  padding: 24px;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 24px 80px rgba(15, 23, 42, 0.24);
  border: 1px solid var(--line);
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.modal-card h2 {
  margin: 10px 0 8px;
  font-size: 28px;
  line-height: 1.15;
}

.modal-card p {
  margin: 0;
  color: var(--muted);
}

.modal-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 18px 0 22px;
}

.modal-price strong {
  font-size: 36px;
  line-height: 1;
}

.modal-price span {
  color: var(--muted);
  font-weight: 600;
}

.modal-actions {
  display: grid;
  gap: 10px;
}

.modal-actions .button {
  width: 100%;
  min-height: 48px;
}

.eyebrow {
  color: var(--brand-strong);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.manual-details {
  border-radius: 8px;
}

.manual-details summary {
  cursor: pointer;
  font-weight: 700;
}

.manual-details .form {
  margin-top: 16px;
}

.install-form {
  margin-bottom: 16px;
}

.docs-panel h1 {
  margin-top: 0;
}

.support-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 20px;
}

.support-form h1 {
  margin: 10px 0 8px;
}

.support-actions {
  display: flex;
  justify-content: flex-start;
}

.support-actions .button {
  min-width: 180px;
}

.support-side {
  align-self: start;
}

.support-side h2 {
  margin-top: 0;
}

.docs-panel h2 {
  margin-top: 24px;
}

.check-list {
  display: grid;
  gap: 8px;
  padding-left: 22px;
}

.check-list li {
  color: var(--muted);
}

.check-list strong {
  color: var(--text);
}

.code {
  display: block;
  overflow-x: auto;
  border-radius: 8px;
  background: #17202a;
  color: #e8eef5;
  padding: 14px;
  font-size: 13px;
}

@media (max-width: 860px) {
  .topbar,
  .nav {
    align-items: stretch;
    flex-direction: column;
  }

  .locale-switcher {
    justify-content: center;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .subscription-layout {
    grid-template-columns: 1fr;
  }

  .support-layout {
    grid-template-columns: 1fr;
  }

  .billing-summary {
    flex-direction: column;
  }

  .billing-compact,
  .subscription-price-card {
    flex-direction: column;
    align-items: stretch;
  }

  .billing-amount {
    font-size: 28px;
  }

  .modal-card {
    margin-top: 8vh;
    padding: 20px;
  }

  .support-toast {
    right: 16px;
    left: 16px;
    bottom: 16px;
    max-width: none;
  }

  .modal-card h2 {
    font-size: 24px;
  }
}