:root {
  --color-background: #ffffff;
  --color-foreground: #111111;
  --color-muted: #6b7178;
  --color-border: #e3e6e9;
  --color-surface: #ffffff;
  --color-wash: #f4f5f6;
  --color-primary: #06a9b8;
  --color-primary-foreground: #ffffff;
  --color-primary-ink: #0a8f9c;
  --color-momo: #ffcb05;
  --color-airtel: #e40000;
  --color-ink-pane: #f7f8f9;
  --color-ink-pane-soft: #6b7178;
  --color-ink-pane-line: #e3e6e9;
  --color-visa: #1a1f71;
  --font-sans: "Noto Sans", ui-sans-serif, system-ui, sans-serif;
  --text-xs: 12px;
  --text-sm: 13px;
  --text-base: 15px;
  --text-lg: 18px;
  --radius-field: 12px;
  --radius-pay: 16px;
  --radius-option: 14px;
  --field-border: #dfe3e6;
  --radio-size: 20px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--color-background);
  color: var(--color-foreground);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 22px;
  -webkit-font-smoothing: antialiased;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

[hidden] {
  display: none !important;
}

/* ---------- Shell ---------- */

/* The design is a 1440 artboard split 620 / 820. Wider screens keep that
   split centred and let the summary wash run out to the left edge. */
.checkout-shell {
  display: flex;
  min-height: 100vh;
  max-width: 1440px;
  margin: 0 auto;
}

.checkout-pane--summary {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 620px;
  flex: none;
  padding: 50px 64px 44px;
  background: var(--color-ink-pane);
  border-right: 1px solid var(--color-ink-pane-line);
}

.checkout-pane--summary::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  right: 100%;
  width: 50vw;
  background: inherit;
}

.checkout-pane__body {
  flex: 1;
}

.checkout-pane--form {
  flex: 1;
  display: flex;
  justify-content: center;
  padding: 56px 48px 64px;
  background: var(--color-surface);
}

.checkout-form {
  width: 520px;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* ---------- Store header ---------- */

.checkout-store {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 40px;
  color: inherit;
  text-decoration: none;
}

.checkout-store__back {
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  color: var(--color-muted);
}

.checkout-store__mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-foreground);
  color: var(--color-primary-foreground);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.checkout-store__mark--logo {
  object-fit: cover;
  background: var(--color-background);
  border: 1px solid var(--color-border);
}

.checkout-store__name {
  font-size: 15px;
  font-weight: 600;
}

.checkout-loading,
.checkout-empty {
  color: var(--color-muted);
}

/* ---------- Lines ---------- */

.checkout-lines {
  margin: 0;
  padding: 0;
  list-style: none;
}

.checkout-line {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 10px 0;
}

.checkout-line__thumb {
  position: relative;
  width: 56px;
  height: 56px;
  overflow: visible;
  border-radius: 14px;
  background: #e8eaed;
}

.checkout-line__thumb img {
  width: 100%;
  height: 100%;
  border-radius: inherit;
  object-fit: cover;
}

.checkout-line__qty {
  position: absolute;
  top: -6px;
  left: -6px;
  display: grid;
  place-items: center;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 10px;
  background: var(--color-foreground);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
}

.checkout-line__copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.checkout-line__copy strong {
  font-size: 15px;
  font-weight: 600;
}

.checkout-line__copy small {
  color: var(--color-muted);
  font-size: var(--text-xs);
}

.checkout-line__price {
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
}

/* ---------- Totals ---------- */

.checkout-totals {
  margin-top: 40px;
  padding-top: 16px;
  border-top: 1px solid var(--color-ink-pane-line);
}

.checkout-totals p {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 0;
  padding: 6px 0;
  color: var(--color-ink-pane-soft);
  font-size: 14px;
}

.checkout-totals p strong {
  color: var(--color-foreground);
  font-weight: 600;
}

.checkout-totals__due {
  margin-top: 10px !important;
  padding-top: 18px !important;
  border-top: 1px solid var(--color-ink-pane-line);
  color: var(--color-foreground) !important;
  font-size: 16px !important;
  font-weight: 700;
}

.checkout-totals__due strong {
  font-size: 17px;
  font-weight: 700;
}

/* ---------- Footer ---------- */

.checkout-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding-top: 32px;
  color: var(--color-ink-pane-soft);
  font-size: var(--text-xs);
}

.checkout-powered {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
}

.checkout-powered strong {
  color: var(--color-foreground);
  font-weight: 700;
}

.nila-mark {
  display: grid;
  color: var(--color-primary);
}

.checkout-foot__rule {
  width: 1px;
  height: 14px;
  background: var(--color-ink-pane-line);
}

.checkout-legal {
  display: flex;
  gap: 14px;
  margin: 0;
}

/* ---------- Blocks ---------- */

.checkout-block__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin: 0 0 14px;
}

.checkout-block h2 {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 24px;
}

.checkout-block__action {
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  color: var(--color-primary-ink);
  font: inherit;
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
}

.checkout-block__action:hover {
  text-decoration: underline;
}

.checkout-block__meta {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--color-muted);
  font-size: var(--text-xs);
}

/* ---------- Fields ---------- */

.field {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1px;
  margin: 0 0 14px;
  padding: 8px 16px 9px;
  min-height: 56px;
  border: 1px solid var(--field-border);
  border-radius: var(--radius-field);
  background: var(--color-surface);
  transition: border-color 120ms ease;
}

.field:last-child,
.field-row .field {
  margin-bottom: 0;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}

.field-row:last-child {
  margin-bottom: 0;
}

.field:focus-within {
  border-color: var(--color-primary);
  box-shadow: inset 0 0 0 0.5px var(--color-primary);
}

.field__label {
  color: var(--color-muted);
  font-size: var(--text-xs);
  line-height: 16px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  font-size: 15px;
  line-height: 20px;
  outline: none;
}

.field input::placeholder {
  color: #9aa0a6;
}

.field select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 24px;
  cursor: pointer;
}

.field--select .field__chevron {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-muted);
  pointer-events: none;
}

/* Phone-style field: chip column | stacked label + input | optional action */
.field--phone {
  flex-direction: row;
  align-items: stretch;
  gap: 0;
  padding: 0;
}

.field__chip {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
  padding: 0 14px;
  border-right: 1px solid var(--field-border);
  color: var(--color-foreground);
  font-size: 14px;
  font-weight: 600;
}

.field__flag {
  display: block;
  border-radius: 2px;
}

.field__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1px;
  padding: 8px 16px 9px;
}

.field__action {
  flex: none;
  align-self: center;
  margin: 0 14px 0 0;
  padding: 0;
  border: 0;
  background: none;
  color: var(--color-primary-ink);
  font: inherit;
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.field__action:hover {
  text-decoration: underline;
}

/* ---------- Payment options ---------- */

.pay-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pay);
}

.pay-option {
  position: relative;
  border: 1px solid transparent;
  border-radius: var(--radius-option);
  transition: border-color 120ms ease;
}

.pay-option:has(> .pay-option__head > input:checked) {
  border-color: var(--color-primary);
  box-shadow: inset 0 0 0 0.5px var(--color-primary);
}

.pay-option__head {
  display: grid;
  grid-template-columns: var(--radio-size) minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  margin: 0;
  cursor: pointer;
}

.pay-option__head > input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.pay-option__radio {
  position: relative;
  display: block;
  width: var(--radio-size);
  height: var(--radio-size);
  border: 1.5px solid #c3c8cd;
  border-radius: 50%;
  background: #fff;
  transition:
    border-color 120ms ease,
    background-color 120ms ease;
}

.pay-option__head > input:checked ~ .pay-option__radio {
  border-color: var(--color-primary);
  background: var(--color-primary);
}

.pay-option__head > input:checked ~ .pay-option__radio::after {
  content: "";
  position: absolute;
  inset: 5px;
  border-radius: 50%;
  background: #fff;
}

.pay-option__head > input:focus-visible ~ .pay-option__radio {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.pay-option__copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.pay-option__copy strong {
  font-size: 15px;
  font-weight: 600;
  line-height: 20px;
}

.pay-option__copy small {
  color: var(--color-muted);
  font-size: var(--text-sm);
  line-height: 18px;
}

.pay-option__extra {
  padding: 0 16px 14px calc(16px + var(--radio-size) + 14px);
}

.pay-option__extra .field {
  margin-bottom: 0;
}

.pay-option__hint {
  margin: 10px 0 0;
  color: var(--color-muted);
  font-size: var(--text-xs);
  line-height: 16px;
}

.pay-marks {
  display: flex;
  align-items: center;
  gap: 6px;
}

.pay-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 22px;
  min-width: 34px;
  padding: 0 7px;
  border-radius: 5px;
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
}

.pay-mark svg {
  display: block;
  height: 12px;
  width: auto;
}

.pay-mark--mtn {
  background: var(--color-momo);
  padding: 0 6px;
}

.pay-mark--mtn svg {
  height: 13px;
}

.pay-mark--airtel {
  background: var(--color-airtel);
  padding: 0 7px;
}

.pay-mark--airtel svg {
  height: 9px;
}

.pay-mark--visa {
  color: var(--color-visa);
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--color-border);
  font-style: italic;
  letter-spacing: 0.02em;
}

.pay-mark--mc {
  width: 30px;
  height: 22px;
  padding: 0;
  background:
    radial-gradient(circle at 11px 11px, #eb001b 0 6px, transparent 6.2px),
    radial-gradient(circle at 19px 11px, #f79e1b 0 6px, transparent 6.2px), #fff;
  box-shadow: inset 0 0 0 1px var(--color-border);
  border-radius: 5px;
}

/* ---------- MoMo Pay code ---------- */

.momo-code {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 16px;
  border-radius: var(--radius-field);
  background: var(--color-wash);
}

.momo-code__main {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.momo-code__label {
  color: var(--color-muted);
  font-size: var(--text-xs);
  line-height: 16px;
}

.momo-code__value {
  font-size: 24px;
  font-weight: 700;
  line-height: 30px;
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.momo-code__name {
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 18px;
  overflow-wrap: anywhere;
}

.momo-code__sep {
  align-self: stretch;
  width: 1px;
  background: var(--color-border);
}

.momo-code__copy {
  flex: none;
  padding: 6px 12px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: #fff;
  color: var(--color-foreground);
  font: inherit;
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 18px;
  cursor: pointer;
}

.momo-code__copy:hover {
  background: var(--color-wash);
}

/* ---------- Actions ---------- */

.checkout-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pay-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 56px;
  border: 0;
  border-radius: 14px;
  background: var(--color-primary);
  color: var(--color-primary-foreground);
  font: inherit;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 120ms ease;
}

.pay-btn:hover {
  background: var(--color-primary-ink);
}

.pay-btn:disabled {
  cursor: default;
}

.pay-btn:disabled:not(.is-busy):not(.is-done) {
  opacity: 0.7;
}

.pay-btn.is-busy:hover,
.pay-btn.is-done:hover {
  background: var(--color-primary);
}

.pay-btn.is-busy .pay-btn__label,
.pay-btn.is-done .pay-btn__label {
  opacity: 0;
}

.pay-btn__status {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}

.pay-btn__spinner,
.pay-btn__check {
  grid-area: 1 / 1;
  opacity: 0;
}

.pay-btn.is-busy .pay-btn__spinner {
  opacity: 1;
  animation: pay-spin 0.7s linear infinite;
}

.pay-btn.is-done .pay-btn__spinner {
  opacity: 0;
}

.pay-btn.is-done .pay-btn__check {
  opacity: 1;
  transform: scale(1);
  animation: pay-check 220ms ease-out;
}

@keyframes pay-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes pay-check {
  from {
    transform: scale(0.6);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.pay-btn--secondary {
  background: var(--color-wash);
  color: var(--color-foreground);
}

.pay-btn--secondary:hover {
  background: #eceef0;
}

.checkout-trust {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 0;
  color: var(--color-muted);
  font-size: var(--text-xs);
  line-height: 16px;
}

.checkout-trust svg {
  flex: none;
  margin-top: 1px;
}

.form-error {
  margin: 0;
  color: #b42318;
  font-size: var(--text-sm);
}

/* ---------- MoMo wait dialog ---------- */

.momo-wait {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgb(17 17 17 / 0.4);
}

.momo-wait__card {
  position: relative;
  width: min(420px, 100%);
  padding: 28px 24px 24px;
  border-radius: 20px;
  background: #fff;
  text-align: center;
}

.momo-wait__close {
  position: absolute;
  top: 12px;
  right: 12px;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
}

.momo-wait__close:hover {
  background: var(--color-wash);
  color: var(--color-foreground);
}

.momo-wait__card .pay-marks {
  justify-content: center;
}

.momo-wait__title {
  margin: 16px 0 8px;
  font-size: 20px;
}

.momo-wait__text,
.momo-wait__status {
  color: var(--color-muted);
}

.momo-wait__pulse {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  animation: pulse 1s ease-in-out infinite;
}

.momo-wait__resend,
.momo-wait__actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
}

.momo-wait__resend input {
  height: 48px;
  padding: 0 16px;
  border: 1px solid var(--field-border);
  border-radius: var(--radius-field);
  font: inherit;
}

.momo-wait__cancel {
  margin: 0;
  padding: 8px;
  border: 0;
  background: none;
  color: var(--color-muted);
  font: inherit;
  font-size: var(--text-sm);
  cursor: pointer;
}

.momo-wait__cancel:hover {
  color: var(--color-foreground);
  text-decoration: underline;
}

@keyframes pulse {
  50% {
    opacity: 0.35;
  }
}

.momo-code-pay__amount {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 18px 0 20px;
  color: var(--color-muted);
  font-size: var(--text-xs);
}

.momo-code-pay__amount strong {
  color: var(--color-foreground);
  font-size: 32px;
  line-height: 40px;
  letter-spacing: -0.01em;
}

.momo-code-pay__dial {
  gap: 10px;
  text-decoration: none;
}

.momo-code-pay__dial-help {
  margin: 8px 0 14px;
  color: var(--color-muted);
  font-size: var(--text-xs);
}

.momo-code-pay__steps {
  margin: 0;
  padding: 4px 16px;
  border-radius: var(--radius-field);
  background: var(--color-wash);
  list-style: none;
  text-align: left;
  counter-reset: momo-code-step;
}

.momo-code-pay__step {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  counter-increment: momo-code-step;
}

.momo-code-pay__step + .momo-code-pay__step {
  border-top: 1px solid var(--color-border);
}

.momo-code-pay__step::before {
  content: counter(momo-code-step);
  display: grid;
  flex: none;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
}

.momo-code-pay__step-copy {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
  color: var(--color-muted);
  font-size: var(--text-xs);
  line-height: 16px;
}

.momo-code-pay__step-copy strong {
  color: var(--color-foreground);
  font-size: var(--text-base);
  line-height: 22px;
  overflow-wrap: anywhere;
}

.momo-code-pay__ussd {
  letter-spacing: 0.02em;
}

.momo-code-pay__note {
  margin: 8px 0 0;
  color: var(--color-muted);
  font-size: var(--text-xs);
  line-height: 16px;
}

/* A computer cannot dial: show the code to copy. A phone gets one tap. */
@media (hover: hover) and (pointer: fine) {
  .momo-code-pay__dial,
  .momo-code-pay__dial-help {
    display: none;
  }
}

@media (hover: none), (pointer: coarse), (pointer: none) {
  .momo-code-pay__step--dial {
    display: none;
  }

  .momo-code-pay__step::before {
    display: none;
  }

  .momo-code-pay__step + .momo-code-pay__step {
    border-top: 0;
  }

  .momo-code-pay__step:nth-child(3) {
    border-top: 1px solid var(--color-border);
  }

  .momo-code-pay__done {
    background: var(--color-wash);
    color: var(--color-foreground);
  }

  .momo-code-pay__done:hover {
    background: #eceef0;
  }
}

#checkout-card-element {
  min-height: 48px;
}

/* ---------- Responsive ---------- */

@media (max-width: 960px) {
  .checkout-shell {
    flex-direction: column;
  }

  .checkout-pane--form {
    order: 1;
    padding: 28px 20px 48px;
  }

  .checkout-pane--summary {
    order: 2;
    width: auto;
    padding: 28px 20px 32px;
    border-right: 0;
    border-top: 1px solid var(--color-ink-pane-line);
  }

  .checkout-pane--summary::before {
    display: none;
  }

  .checkout-form {
    width: 100%;
  }

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

  .pay-option__extra {
    padding-left: 16px;
  }
}

/* Narrow screens: the code and its copy button on one row, the name below. */
@media (max-width: 600px) {
  .momo-code {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px 12px;
  }

  .momo-code__sep {
    display: none;
  }

  .momo-code__main--name {
    grid-column: 1 / -1;
    grid-row: 2;
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding-top: 10px;
    border-top: 1px solid var(--color-border);
  }

  .momo-code__main--name .momo-code__name {
    text-align: right;
  }
}