/* =========================================================================
   checkout.css — estilos do checkout + página de obrigado
   Frente C. Consome os tokens de base.css (Frente B) via <link>.
   Todos os var() têm fallback com o valor da paleta (ref-DECK §5) para que
   a página funcione mesmo se aberta isolada. NÃO edita base.css.
   Layout mobile-first, coluna única, max-width 28rem — igual à landing.
   ========================================================================= */

/* ---- Atalhos de token (fallback = paleta oficial) ---------------------- */
:root {
  --co-bg:        var(--background, #ffffff);
  --co-fg:        var(--foreground, #13110d);
  --co-card:      var(--card, #ffffff);
  --co-primary:   var(--primary, #4b2915);
  --co-primary-fg:var(--primary-foreground, #fbf8f1);
  --co-secondary: var(--secondary, #fbf0e4);
  --co-muted:     var(--muted, #f5f1ea);
  --co-muted-fg:  var(--muted-foreground, #625245);
  --co-accent:    var(--accent, #949523);
  --co-accent-fg: var(--accent-foreground, #ffffff);
  --co-success:   var(--success, #499537);
  --co-pix:       #007b01;
  --co-border:    var(--border, #e3e6ea);
  --co-radius:    var(--radius, .75rem);
  --co-danger:    #c0361c;
  --co-shadow:    var(--shadow-soft, 0 8px 30px -8px rgba(40,32,10,.2));
  --co-font-display: var(--font-display, "Poppins", system-ui, sans-serif);
  --co-font-body:    var(--font-body, "Nunito", system-ui, sans-serif);
}

/* ---- Base --------------------------------------------------------------- */
* { box-sizing: border-box; }
.co-page {
  font-family: var(--co-font-body);
  color: var(--co-fg);
  background: var(--co-secondary);
  margin: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.co-wrap {
  max-width: 28rem;
  margin: 0 auto;
  background: var(--co-bg);
  min-height: 100vh;
  box-shadow: 0 0 40px -20px rgba(0,0,0,.15);
}

/* ---- Header ------------------------------------------------------------- */
.co-header {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between;
  gap: .5rem;
  padding: .5rem 1rem;
  background: color-mix(in srgb, var(--co-card) 95%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--co-border);
}
.co-header__logo { height: 2.5rem; width: auto; display: block; }
.co-header__secure {
  display: inline-flex; align-items: center; gap: .35rem;
  font-size: .72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .04em; color: var(--co-pix);
}
.co-header__secure svg { width: 1rem; height: 1rem; }

.co-main { padding: 1rem 1rem 8rem; }

/* ---- Cartões de seção --------------------------------------------------- */
.co-card {
  background: var(--co-card);
  border: 1px solid var(--co-border);
  border-radius: 1rem;
  padding: 1rem;
  margin-bottom: 1rem;
  box-shadow: 0 1px 2px rgba(0,0,0,.03);
}
.co-card__title {
  font-family: var(--co-font-display);
  font-size: 1rem; font-weight: 800;
  color: var(--co-primary);
  margin: 0 0 .85rem;
  display: flex; align-items: center; gap: .5rem;
}
.co-card__title .co-step {
  display: inline-grid; place-items: center;
  width: 1.5rem; height: 1.5rem; border-radius: 999px;
  background: var(--co-primary); color: var(--co-primary-fg);
  font-size: .8rem; font-weight: 800;
}

/* ---- Resumo do pedido --------------------------------------------------- */
.co-summary { display: flex; gap: .85rem; align-items: center; }
.co-summary__img {
  width: 4.5rem; height: 4.5rem; flex: 0 0 auto;
  object-fit: cover; border-radius: .75rem; border: 1px solid var(--co-border);
  background: var(--co-secondary);
}
.co-summary__info { min-width: 0; flex: 1; }
.co-summary__name {
  font-weight: 800; font-size: .95rem; line-height: 1.25;
  margin: 0 0 .15rem;
}
.co-summary__sku { font-size: .72rem; color: var(--co-muted-fg); margin: 0; }
.co-summary__freefreight {
  display: inline-flex; align-items: center; gap: .3rem;
  margin-top: .4rem; font-size: .72rem; font-weight: 800;
  color: var(--co-pix); text-transform: uppercase; letter-spacing: .03em;
}
.co-summary__freefreight svg { width: .95rem; height: .95rem; }

/* Seletor de quantidade */
.co-qty {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; margin-top: 1rem;
  padding-top: 1rem; border-top: 1px dashed var(--co-border);
}
.co-qty__label { font-weight: 700; font-size: .9rem; }
.co-qty__ctrl {
  display: inline-flex; align-items: center; gap: .25rem;
  border: 1px solid var(--co-border); border-radius: 999px; padding: .25rem;
}
.co-qty__btn {
  width: 2rem; height: 2rem; border-radius: 999px; border: 0;
  background: var(--co-secondary); color: var(--co-primary);
  font-size: 1.15rem; font-weight: 800; cursor: pointer; line-height: 1;
  display: grid; place-items: center;
}
.co-qty__btn:disabled { opacity: .4; cursor: not-allowed; }
.co-qty__val { min-width: 2rem; text-align: center; font-weight: 800; font-variant-numeric: tabular-nums; }

/* Linhas de total */
.co-totals { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--co-border); }
.co-totals__row {
  display: flex; align-items: center; justify-content: space-between;
  font-size: .9rem; margin-bottom: .35rem; color: var(--co-muted-fg);
}
.co-totals__row--old { text-decoration: line-through; }
.co-totals__row--grand {
  margin-top: .5rem; margin-bottom: 0; padding-top: .5rem;
  border-top: 1px dashed var(--co-border);
  font-size: 1.05rem; color: var(--co-fg); font-weight: 800;
}
.co-totals__row--grand .co-totals__val {
  font-family: var(--co-font-display);
  font-size: 1.4rem; color: var(--co-primary); font-weight: 800;
}
.co-totals__hint { font-size: .78rem; color: var(--co-pix); font-weight: 700; margin: .25rem 0 0; }

/* ---- Formulário --------------------------------------------------------- */
.co-field { margin-bottom: .85rem; }
.co-field:last-child { margin-bottom: 0; }
.co-row { display: flex; gap: .6rem; }
.co-row > .co-field { flex: 1; margin-bottom: .85rem; }
.co-col-cep { flex: 0 0 40%; }
.co-col-num { flex: 0 0 32%; }
.co-col-uf  { flex: 0 0 26%; }

.co-label {
  display: block; font-size: .8rem; font-weight: 700;
  margin-bottom: .3rem; color: var(--co-secondary-foreground, #3c2111);
}
.co-input, .co-select {
  width: 100%; height: 3rem;
  padding: 0 .85rem;
  border: 1px solid var(--co-border); border-radius: .7rem;
  background: var(--co-bg); color: var(--co-fg);
  font-family: var(--co-font-body); font-size: 1rem;
  transition: border-color .15s, box-shadow .15s;
  appearance: none;
}
.co-input:focus, .co-select:focus {
  outline: none; border-color: var(--co-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--co-accent) 22%, transparent);
}
.co-input::placeholder { color: color-mix(in srgb, var(--co-muted-fg) 75%, transparent); }
.co-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23625245' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .85rem center;
  padding-right: 2.4rem; cursor: pointer;
}
.co-input.is-invalid, .co-select.is-invalid { border-color: var(--co-danger); }
.co-error {
  display: none; margin-top: .3rem; font-size: .76rem; color: var(--co-danger); font-weight: 700;
}
.co-field.is-invalid .co-error { display: block; }
.co-input-loading { position: relative; }

/* ---- Abas de pagamento -------------------------------------------------- */
.co-tabs {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: .4rem;
  margin-bottom: 1rem;
}
.co-tab {
  border: 1.5px solid var(--co-border); background: var(--co-bg);
  border-radius: .8rem; padding: .6rem .3rem; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: .3rem;
  font-family: var(--co-font-body); font-size: .78rem; font-weight: 800;
  color: var(--co-muted-fg); text-transform: uppercase; letter-spacing: .02em;
  transition: border-color .15s, color .15s, background .15s;
}
.co-tab svg { width: 1.35rem; height: 1.35rem; }
.co-tab[aria-selected="true"] {
  border-color: var(--co-accent);
  color: var(--co-primary);
  background: color-mix(in srgb, var(--co-accent) 10%, var(--co-bg));
}
.co-tab:focus-visible { outline: 2px solid var(--co-accent); outline-offset: 2px; }

.co-pane { display: none; }
.co-pane.is-active { display: block; animation: co-fade .18s ease; }
@keyframes co-fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.co-note {
  background: var(--co-secondary); border-radius: .8rem; padding: .85rem;
  font-size: .85rem; line-height: 1.5; color: var(--co-secondary-foreground, #3c2111);
  display: flex; gap: .6rem; align-items: flex-start;
}
.co-note svg { width: 1.25rem; height: 1.25rem; flex: 0 0 auto; color: var(--co-accent); margin-top: .1rem; }
.co-note strong { color: var(--co-primary); }
.co-note--pix strong { color: var(--co-pix); }

/* Bandeiras aceitas */
.co-flags { display: flex; gap: .4rem; align-items: center; margin: .75rem 0 0; flex-wrap: wrap; }
.co-flags span {
  font-size: .68rem; font-weight: 800; color: var(--co-muted-fg);
  border: 1px solid var(--co-border); border-radius: .4rem; padding: .2rem .45rem;
  text-transform: uppercase; letter-spacing: .03em;
}

/* ---- Botão pagar (barra fixa) ------------------------------------------ */
.co-paybar {
  position: fixed; inset-inline: 0; bottom: 0; z-index: 40;
  background: color-mix(in srgb, var(--co-card) 96%, transparent);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--co-border);
  padding: .75rem 1rem calc(.75rem + env(safe-area-inset-bottom));
}
.co-paybar__inner { max-width: 28rem; margin: 0 auto; }
.co-btn-pay {
  width: 100%; height: 3.4rem; border: 0; border-radius: 999px;
  background: var(--co-accent); color: var(--co-accent-fg);
  font-family: var(--co-font-display); font-weight: 800; font-size: 1.02rem;
  text-transform: uppercase; letter-spacing: .02em;
  cursor: pointer; box-shadow: var(--co-shadow);
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  transition: transform .1s, opacity .15s;
}
.co-btn-pay:hover { transform: translateY(-1px); }
.co-btn-pay:active { transform: translateY(0); }
.co-btn-pay:disabled { opacity: .6; cursor: progress; transform: none; }
.co-btn-pay svg { width: 1.2rem; height: 1.2rem; }
.co-paybar__safe {
  text-align: center; font-size: .7rem; color: var(--co-muted-fg);
  margin: .5rem 0 0; display: flex; align-items: center; justify-content: center; gap: .3rem;
}
.co-paybar__safe svg { width: .85rem; height: .85rem; }

/* ---- Spinner ------------------------------------------------------------ */
.co-spinner {
  width: 1.15rem; height: 1.15rem; border-radius: 999px;
  border: 2.5px solid rgba(255,255,255,.45); border-top-color: #fff;
  animation: co-spin .7s linear infinite; display: inline-block;
}
@keyframes co-spin { to { transform: rotate(360deg); } }

/* ---- Alerta topo (erro do gateway) ------------------------------------- */
.co-alert {
  display: none; align-items: flex-start; gap: .6rem;
  background: color-mix(in srgb, var(--co-danger) 10%, var(--co-bg));
  border: 1px solid color-mix(in srgb, var(--co-danger) 40%, var(--co-border));
  color: var(--co-danger); border-radius: .8rem; padding: .8rem;
  font-size: .86rem; font-weight: 600; margin-bottom: 1rem; line-height: 1.4;
}
.co-alert.is-visible { display: flex; }
.co-alert svg { width: 1.2rem; height: 1.2rem; flex: 0 0 auto; margin-top: .1rem; }

/* =========================================================================
   OBRIGADO.PHP
   ========================================================================= */
.ob-main { padding: 1.25rem 1rem 3rem; }
.ob-card {
  background: var(--co-card); border: 1px solid var(--co-border);
  border-radius: 1rem; padding: 1.5rem 1.25rem; text-align: center;
  box-shadow: 0 1px 2px rgba(0,0,0,.03);
}
.ob-badge {
  display: inline-grid; place-items: center;
  width: 4rem; height: 4rem; border-radius: 999px; margin: 0 auto .85rem;
}
.ob-badge svg { width: 2rem; height: 2rem; }
.ob-badge--pending { background: color-mix(in srgb, var(--co-accent) 16%, #fff); color: var(--co-accent); }
.ob-badge--paid    { background: color-mix(in srgb, var(--co-success) 16%, #fff); color: var(--co-success); }
.ob-badge--dead    { background: color-mix(in srgb, var(--co-danger) 14%, #fff); color: var(--co-danger); }
.ob-title {
  font-family: var(--co-font-display); font-size: 1.3rem; font-weight: 800;
  color: var(--co-primary); margin: 0 0 .35rem;
}
.ob-sub { font-size: .92rem; color: var(--co-muted-fg); margin: 0 0 1.1rem; line-height: 1.45; }
.ob-amount {
  font-family: var(--co-font-display); font-size: 2rem; font-weight: 800;
  color: var(--co-primary); margin: 0 0 .25rem;
}
.ob-ref { font-size: .74rem; color: var(--co-muted-fg); margin: 0 0 1rem; }

/* QR PIX */
.ob-qr {
  width: 232px; height: 232px; margin: 0 auto 1rem;
  display: grid; place-items: center;
  padding: .75rem; background: #fff; border: 1px solid var(--co-border); border-radius: .9rem;
}
.ob-qr img, .ob-qr canvas, .ob-qr table { width: 200px; height: 200px; image-rendering: pixelated; }
.ob-qr table { border-collapse: collapse; }
.ob-qr td { width: 4px; height: 4px; padding: 0; }

/* Bloco copia-e-cola / linha digitável */
.ob-copybox { text-align: left; margin: 0 0 1rem; }
.ob-copybox__label {
  font-size: .76rem; font-weight: 800; text-transform: uppercase; letter-spacing: .03em;
  color: var(--co-muted-fg); margin: 0 0 .35rem;
}
.ob-copybox__row {
  display: flex; gap: .5rem; align-items: stretch;
}
.ob-copybox__code {
  flex: 1; min-width: 0;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: .78rem; word-break: break-all;
  background: var(--co-secondary); border: 1px solid var(--co-border);
  border-radius: .6rem; padding: .6rem .7rem; color: var(--co-fg);
  max-height: 4.5rem; overflow-y: auto;
}
.ob-copybtn {
  flex: 0 0 auto; border: 0; border-radius: .6rem; cursor: pointer;
  background: var(--co-primary); color: var(--co-primary-fg);
  font-weight: 800; font-size: .8rem; padding: 0 1rem;
  display: inline-flex; align-items: center; gap: .35rem;
  text-transform: uppercase; letter-spacing: .02em;
}
.co-btn-pay.is-copied, .ob-copybtn.is-copied { background: var(--co-success); }
.ob-copybtn svg { width: 1rem; height: 1rem; }

/* Botão largo (baixar boleto / voltar) */
.ob-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  width: 100%; height: 3.1rem; border-radius: 999px; cursor: pointer;
  font-family: var(--co-font-display); font-weight: 800; font-size: .95rem;
  text-transform: uppercase; letter-spacing: .02em; text-decoration: none;
  transition: transform .1s, opacity .15s;
}
.ob-btn:active { transform: translateY(1px); }
.ob-btn--accent { background: var(--co-accent); color: var(--co-accent-fg); border: 0; box-shadow: var(--co-shadow); }
.ob-btn--outline { background: transparent; color: var(--co-primary); border: 2px solid var(--co-primary); }
.ob-btn + .ob-btn { margin-top: .6rem; }
.ob-btn svg { width: 1.15rem; height: 1.15rem; }

/* contador de expiração */
.ob-timer {
  display: inline-flex; align-items: center; gap: .4rem;
  font-weight: 800; font-variant-numeric: tabular-nums;
  color: var(--co-primary); font-size: .95rem; margin: 0 0 1rem;
}
.ob-timer svg { width: 1.05rem; height: 1.05rem; color: var(--co-accent); }
.ob-timer.is-dead { color: var(--co-danger); }

/* status de polling */
.ob-poll {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .84rem; color: var(--co-muted-fg); margin: .25rem 0 0;
}
.ob-poll .co-spinner { border-color: color-mix(in srgb, var(--co-accent) 35%, transparent); border-top-color: var(--co-accent); width: 1rem; height: 1rem; }

/* passos de instrução */
.ob-steps { text-align: left; margin: 1rem 0 0; padding: 0; list-style: none; counter-reset: s; }
.ob-steps li {
  position: relative; padding: 0 0 .7rem 2rem; font-size: .86rem; line-height: 1.4; color: var(--co-fg);
}
.ob-steps li::before {
  counter-increment: s; content: counter(s);
  position: absolute; left: 0; top: -.05rem;
  width: 1.4rem; height: 1.4rem; border-radius: 999px;
  background: var(--co-secondary); color: var(--co-primary);
  display: grid; place-items: center; font-size: .75rem; font-weight: 800;
}

/* 3DS host (caminho B) */
#ob-3ds-host, #co-3ds-host { margin-top: 1rem; }
#ob-3ds-host iframe, #co-3ds-host iframe {
  width: 100%; min-height: 420px; border: 0; border-radius: .8rem;
  background: #fff; box-shadow: var(--co-shadow);
}

.co-hide { display: none !important; }

/* =========================================================================
   Acessibilidade / responsivo fino
   ========================================================================= */
@media (max-width: 340px) {
  .co-tab { font-size: .7rem; }
  .co-row { flex-wrap: wrap; }
  .co-col-cep, .co-col-num, .co-col-uf { flex: 1 1 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .co-spinner { animation-duration: 1.6s; }
  .co-pane.is-active { animation: none; }
}