/* Base */
:root {
  --bg: #f6faf8;
  --panel: #ffffff;
  --muted: #6d7b88;
  --text: #1a2b34;
  --primary: #2cc68a; /* verde mais vibrante */
  --primary-600: #23b17a;
  --border: #e9eff1;
  --danger: #e74c3c;
  --shadow: 0 10px 28px rgba(26, 43, 52, 0.06);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
}

/* Layout */
.page {
  max-width: 1140px;
  margin: 20px auto 40px;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 28px;
  padding: 0 12px;
}

/* Topbar fixo com marca */
.topbar { position: sticky; top: 0; z-index: 100; background: #ffffff; border-bottom: 1px solid var(--border); box-shadow: 0 4px 16px rgba(0,0,0,.04); }
.topbar__inner { max-width: 1140px; margin: 0 auto; padding: 10px 12px; display: flex; align-items: center; }
.topbar__brand { display: inline-flex; align-items: center; gap: 8px; padding: 4px 0; }
.topbar__brand img { width: 120px; height: 36px; object-fit: contain; }

.content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.checkout {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: 18px;
}

.section { border-bottom: 1px solid var(--border); padding: 12px 8px 20px; }
.section:last-of-type { border-bottom: 0; }
.section__header { display: flex; align-items: center; gap: 12px; }
.section__index { background: #e7fbf3; color: var(--primary); font-weight: 700; padding: 4px 10px; border-radius: 999px; font-size: 12px; letter-spacing: .2px; }
.section__title { margin: 0; font-size: 16px; }
.section__actions { margin-left: auto; display: flex; gap: 8px; }
.link { background: none; border: 0; color: var(--primary); cursor: pointer; }
.link--muted { color: var(--muted); }
.btn-icon { background: none; border: 0; color: var(--muted); cursor: pointer; }

.grid { display: grid; gap: 12px; margin-top: 12px; }
.grid--2 { grid-template-columns: 1fr 1fr; }
.grid--3 { grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.grid--gap-lg { gap: 16px; }
.field--full { grid-column: 1 / -1; }
.spacer { height: 1px; }

/* Fields */
.field { display: flex; flex-direction: column; gap: 6px; }
.field__label { color: var(--muted); font-size: 12px; }
.field__input,
select.field__input {
  width: 100%;
  height: 40px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  font-size: 14px;
}
.field textarea.field__input,
textarea.field__input {
  height: auto;              /* não limitar textarea a 40px */
  min-height: 88px;          /* mostra o código completo com folga */
  line-height: 1.35;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: pre-wrap;     /* preserva quebras e permite wrap */
  word-break: break-all;     /* quebra códigos longos */
  resize: vertical;          /* usuário pode aumentar se quiser */
  overflow: auto;
}
.field__input:focus { outline: 2px solid #bff0df; border-color: #bff0df; }
.field__group { display: flex; align-items: center; }
.field__prefix { background: #f3f8f6; border: 1px solid var(--border); border-right: 0; padding: 0 10px; height: 40px; display: inline-flex; align-items: center; border-radius: 8px 0 0 8px; color: var(--muted); }
.field__group .field__input { border-radius: 0 8px 8px 0; border-left: 0; }

/* Tabs */
.tabs { display: flex; gap: 8px; margin: 10px 0 14px; }
.tab { background: #f5faf7; border: 1px solid var(--border); color: var(--muted); border-radius: 8px; padding: 8px 12px; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
.tab__icon { font-size: 16px; }
.tab.is-active { background: #e7fbf3; color: var(--primary); border-color: #bff0df; }
.tabpanels { border-top: 1px solid var(--border); padding-top: 12px; }
.tabpanel[hidden] { display: none; }
.tabpanel.is-active { display: block; }

/* Card preview */
/* card preview removido a pedido */

/* Actions */
.actions { display: flex; flex-direction: column; align-items: stretch; gap: 12px; }
.btn { height: 48px; border-radius: 8px; border: 1px solid var(--border); padding: 0 16px; background: #fff; cursor: pointer; transition: transform .02s ease-in; }
.btn--primary { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }
.btn--primary:hover { background: var(--primary-600); border-color: var(--primary-600); }
.btn:active { transform: translateY(1px); }
.actions .btn--primary { width: 100%; }
.hint { color: var(--muted); font-size: 12px; display: inline-flex; align-items: center; gap: 8px; }
.hint::before { content: '🔒'; }
/* estados do botão de feedback */
.btn--success { background: #18a66b; border-color: #18a66b; color: #fff; }
.btn--success:hover { background: #16995f; border-color: #16995f; }
.btn--danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn--danger:hover { filter: brightness(0.95); }
.muted { color: var(--muted); font-size: 12px; }

/* Sidebar */
.sidebar { position: sticky; top: 16px; height: fit-content; display: flex; flex-direction: column; gap: 12px; }
.secure { display: flex; align-items: center; gap: 8px; background: #e7fbf3; border: 1px solid #bff0df; padding: 10px 12px; border-radius: 8px; }
.secure--banner { background: #20cf8a; border-color: #20cf8a; color: #ffffff; font-weight: 700; letter-spacing: .2px; justify-content: center; }
.secure__icon { filter: brightness(0) invert(1); }
.secure__text { text-transform: uppercase; }
.secure__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--primary); }
.summary { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow); padding: 12px; }
.summary__header { display: flex; gap: 12px; }
.summary__thumb { width: 72px; height: 72px; border-radius: 8px; object-fit: cover; border: 1px solid var(--border); }
.summary__title h3 { margin: 2px 0; font-size: 17px; line-height: 1.25; }
.summary__meta { margin-top: 12px; }
.summary__row { display: grid; grid-template-columns: 60px 1fr; padding: 6px 0; border-top: 1px dashed var(--border); }
.summary__row:first-child { border-top: 0; }
dt { color: var(--muted); }
.muted--accent { color: #2f7ce0; font-weight: 600; font-size: 12px; }
.summary__price { margin-top: 2px; font-weight: 600; font-size: 14px; }
.summary__cash { display: inline-block; margin-top: 2px; color: #2f7ce0; font-size: 12px; text-decoration: none; }
.summary__cash:hover { text-decoration: underline; }

/* Footer */
.footer { margin-top: 8px; text-align: center; color: var(--muted); }
.badges { display: flex; gap: 16px; justify-content: center; margin: 20px 0; }
.badge { display: grid; grid-template-columns: 28px auto; gap: 6px; align-items: center; background: #f6f9f8; border: 1px solid var(--border); padding: 8px 12px; border-radius: 12px; }
.badge__icon { font-size: 18px; }
.brands { display: flex; gap: 10px; justify-content: center; font-size: 12px; }
.legal { font-size: 11px; }
.legal-block { max-width: 860px; margin: 16px auto; text-align: left; color: #7b8a96; line-height: 1.5; }
.legal-block a { color: #2f7ce0; text-decoration: none; }
.legal-block a:hover { text-decoration: underline; }
.legal-text { margin: 8px 0; }
.logos { display: flex; flex-wrap: wrap; gap: 18px; justify-content: center; margin: 20px 0; color: #9aa8b3; }
.footnote { font-size: 11px; color: #7b8a96; margin: 8px 0; }
.copyright { font-size: 12px; color: #7b8a96; margin-bottom: 6px; }

/* Responsive */
@media (max-width: 900px) {
  .page { grid-template-columns: 1fr; }
  .grid--2 { grid-template-columns: 1fr; }
  .grid--3 { grid-template-columns: 1fr 1fr; }
  .sidebar { position: static; order: 1; margin-bottom: 8px; }
  .content { order: 2; }
}

/* Modal */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: none; align-items: center; justify-content: center; z-index: 200; }
.modal.is-open { display: flex; }
.modal__box { background: #fff; border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow); padding: 20px 24px; min-width: 260px; text-align: center; }
.modal__text { margin-top: 12px; color: var(--text); }
.modal__actions { margin-top: 16px; display: flex; justify-content: center; }
.spinner { width: 28px; height: 28px; border-radius: 50%; border: 3px solid #e6eff1; border-top-color: var(--primary); animation: spin 1s linear infinite; margin: 0 auto; }
@keyframes spin { to { transform: rotate(360deg);} }

/* Compactação do rodapé em mobile */
@media (max-width: 600px) {
  .badges { gap: 10px; margin: 12px 0; }
  .badge { grid-template-columns: 22px auto; padding: 6px 10px; border-radius: 10px; }
  .badge__icon { font-size: 16px; }
  .brands { font-size: 11px; }
  .legal-block { font-size: 12px; margin: 10px auto; line-height: 1.4; }
  .logos { gap: 12px; margin: 12px 0; font-size: 11px; }
  .footnote { font-size: 10px; }
  .copyright { font-size: 11px; }

  /* Resumo mais compacto */
  .summary { padding: 10px; }
  .summary__header { gap: 10px; }
  .summary__thumb { width: 56px; height: 56px; }
  .summary__title h3 { font-size: 15px; }
  .muted--accent { font-size: 11px; }
  .summary__price { font-size: 13px; }
  .summary__cash { font-size: 11px; }
  .summary__meta { margin-top: 8px; }
  .summary__row { grid-template-columns: 52px 1fr; padding: 4px 0; }
}