.tk-buyer-form,
.tk-buyer-form * {
  box-sizing: border-box;
}

.tk-buyer-form {
  --tk-wfui-ink: #0f172a;
  --tk-wfui-muted: #475569;
  --tk-wfui-line: #dfe3e8;
  --tk-wfui-surface: #ffffff;
  --tk-wfui-soft: #f8fafc;
  --tk-wfui-error: #b91c1c;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  width: 100%;
  max-width: 960px;
  margin-inline: auto;
  padding: clamp(22px, 4vw, 40px);
  color: var(--tk-wfui-ink);
  background: var(--tk-wfui-surface);
  border: 1px solid var(--tk-wfui-line);
  border-radius: 16px;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
}

.tk-buyer-form > .grid,
.tk-buyer-form > .form-grid,
.tk-buyer-form > .fields-grid,
.tk-buyer-form .tkcm-grid,
.tk-buyer-form .wak-grid,
.tk-buyer-form .wtk-grid {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  width: 100%;
}

.tk-buyer-form > h2,
.tk-buyer-form > h3,
.tk-buyer-form > .form-heading,
.tk-buyer-form > .form-intro,
.tk-buyer-form > .notice,
.tk-buyer-form > .alert,
.tk-buyer-form > .tk-wfui-wide,
.tk-buyer-form > .tk-wfui-actions,
.tk-buyer-form > .tk-wfui-status {
  grid-column: 1 / -1;
}

.tk-buyer-form .tk-wfui-field {
  min-width: 0;
  margin: 0;
}

.tk-buyer-form label {
  display: block;
  margin: 0 0 8px;
  color: var(--tk-wfui-ink);
  font-size: 0.94rem;
  font-weight: 650;
  line-height: 1.4;
}

.tk-buyer-form input:not([type='checkbox']):not([type='radio']):not([type='submit']),
.tk-buyer-form select,
.tk-buyer-form textarea {
  display: block;
  width: 100%;
  min-height: 48px;
  margin: 0;
  padding: 11px 13px;
  color: var(--tk-wfui-ink);
  font: inherit;
  line-height: 1.45;
  background: var(--tk-wfui-surface);
  border: 1px solid #cbd5e1;
  border-radius: 9px;
  box-shadow: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.tk-buyer-form textarea {
  min-height: 132px;
  resize: vertical;
}

.tk-buyer-form input::placeholder,
.tk-buyer-form textarea::placeholder {
  color: #64748b;
  opacity: 1;
}

.tk-buyer-form input:not([type='checkbox']):not([type='radio']):focus,
.tk-buyer-form select:focus,
.tk-buyer-form textarea:focus,
.tk-buyer-form input:not([type='checkbox']):not([type='radio']):focus-visible,
.tk-buyer-form select:focus-visible,
.tk-buyer-form textarea:focus-visible {
  outline: 0;
  border-color: var(--tk-wfui-accent, #b42318);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--tk-wfui-accent, #b42318) 20%, transparent);
}

.tk-buyer-form [aria-invalid='true'] {
  border-color: var(--tk-wfui-error) !important;
  box-shadow: 0 0 0 3px rgba(185, 28, 28, 0.14) !important;
}

.tk-buyer-form input[type='checkbox'],
.tk-buyer-form input[type='radio'] {
  width: 20px;
  height: 20px;
  min-width: 20px;
  margin: 2px 10px 0 0;
  accent-color: var(--tk-wfui-accent, #b42318);
}

.tk-buyer-form label:has(> input[type='checkbox']),
.tk-buyer-form label:has(> input[type='radio']),
.tk-buyer-form .consent,
.tk-buyer-form .privacy,
.tk-buyer-form .checkbox-label {
  display: flex;
  align-items: flex-start;
  color: var(--tk-wfui-muted);
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.5;
}

.tk-buyer-form .tk-wfui-submit,
.tk-buyer-form button[type='submit'],
.tk-buyer-form input[type='submit'] {
  min-height: 50px;
  padding: 12px 24px;
  color: #ffffff;
  font: inherit;
  font-weight: 700;
  line-height: 1.2;
  background: var(--tk-wfui-accent, #b42318);
  border: 1px solid var(--tk-wfui-accent, #b42318);
  border-radius: 9px;
  cursor: pointer;
  transition: transform 180ms ease, filter 180ms ease, box-shadow 180ms ease;
}

.tk-buyer-form .tk-wfui-submit:hover,
.tk-buyer-form button[type='submit']:hover,
.tk-buyer-form input[type='submit']:hover {
  filter: brightness(0.92);
  transform: translateY(-1px);
}

.tk-buyer-form .tk-wfui-submit:focus-visible,
.tk-buyer-form button[type='submit']:focus-visible,
.tk-buyer-form input[type='submit']:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--tk-wfui-accent, #b42318) 28%, transparent);
  outline-offset: 3px;
}

.tk-buyer-form.is-submitting .tk-wfui-submit,
.tk-buyer-form.is-submitting button[type='submit'],
.tk-buyer-form.is-submitting input[type='submit'] {
  cursor: progress;
  filter: saturate(0.75);
}

.tk-buyer-form .tk-wfui-status,
.tk-buyer-form [role='status'],
.tk-buyer-form [aria-live] {
  min-height: 0;
  color: var(--tk-wfui-muted);
  font-weight: 600;
}

@media (max-width: 760px) {
  .tk-buyer-form,
  .tk-buyer-form > .grid,
  .tk-buyer-form > .form-grid,
  .tk-buyer-form > .fields-grid,
  .tk-buyer-form .tkcm-grid,
  .tk-buyer-form .wak-grid,
  .tk-buyer-form .wtk-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .tk-buyer-form {
    gap: 17px;
    padding: 20px 16px;
    border-radius: 12px;
  }

  .tk-buyer-form input:not([type='checkbox']):not([type='radio']):not([type='submit']),
  .tk-buyer-form select,
  .tk-buyer-form textarea {
    font-size: 16px;
  }

  .tk-buyer-form .tk-wfui-submit,
  .tk-buyer-form button[type='submit'],
  .tk-buyer-form input[type='submit'] {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .tk-buyer-form *,
  .tk-buyer-form *::before,
  .tk-buyer-form *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}