/* Checkout — LUZ DO ZERO (tema dark do site) */

:root {
  --background: #000000;
  --background-alt: #111111;
  --foreground: #ffffff;
  --muted-foreground: #a6a6a6;
  --border: #333333;
  --highlight: #ffe9ad;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--background);
  color: var(--foreground);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

h1 { text-transform: uppercase; letter-spacing: 0.1em; font-weight: 700; }

a { color: inherit; text-decoration: none; }
.hidden { display: none !important; }

.container-custom {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---------- Nav ---------- */
.nav { border-bottom: 1px solid var(--border); }
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}
.logo {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  display: flex;
  gap: 0.5rem;
}
.logo-dot { color: var(--cta, #d4af37); }
.logo span:last-child { color: var(--cta, #d4af37); }
.nav-back { font-size: 0.85rem; color: var(--muted-foreground); }
.nav-back:hover { color: var(--foreground); }

/* ---------- Card ---------- */
.checkout {
  display: flex;
  justify-content: center;
  padding: 4rem 1.5rem 6rem;
}
.checkout-card {
  width: 100%;
  max-width: 520px;
  border: 2px solid var(--foreground);
  padding: 2.5rem 2rem;
}
@media (min-width: 768px) { .checkout-card { padding: 3rem; } }

.checkout-title { font-size: 1.4rem; text-align: center; }
.checkout-sub {
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted-foreground);
  margin: 0.5rem 0 2rem;
}

/* ---------- Resumo ---------- */
.order {
  border-top: 1px solid var(--border);
  padding-top: 1.2rem;
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.order-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--muted-foreground);
}
.order-row strong { color: var(--foreground); }
.order-bonus { font-size: 0.8rem; }
.order-total {
  border-top: 1px solid var(--border);
  padding-top: 0.9rem;
  font-weight: 700;
  color: var(--foreground);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.95rem;
}
.order-total strong { font-size: 1.3rem; }

.tag-bonus {
  background: var(--highlight);
  color: #000;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
}

/* ---------- Dados do comprador ---------- */
.buyer-form { margin-bottom: 1.8rem; }
.buyer-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted-foreground);
  margin-bottom: 1rem;
}
.buyer-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem;
}
.buyer-field { display: block; margin-bottom: 0.8rem; }
.buyer-field span {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted-foreground);
  margin-bottom: 0.35rem;
}
.buyer-field input {
  width: 100%;
  background: var(--background-alt);
  border: 1px solid var(--border);
  color: var(--foreground);
  font-family: inherit;
  font-size: 0.9rem;
  padding: 0.8rem 0.9rem;
}
.buyer-field input:focus {
  outline: none;
  border-color: var(--cta, #d4af37);
}
.buyer-field input::placeholder { color: #555; }

/* ---------- Botões ---------- */
.btn-cta {
  display: block;
  background: var(--cta, #d4af37);
  color: #000;
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
  padding: 1.1rem 2rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.3s;
  width: 100%;
}
.btn-cta:hover:not(:disabled) {
  background: transparent;
  color: var(--cta, #d4af37);
  border-color: var(--cta, #d4af37);
}
.btn-cta:disabled { opacity: 0.5; cursor: wait; }
.btn-block { width: 100%; }

.divider {
  display: flex; align-items: center; gap: 1rem;
  margin: 1.2rem 0;
  color: var(--muted-foreground);
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em;
}
.divider::before, .divider::after {
  content: ""; flex: 1; border-top: 1px solid var(--border);
}
.btn-card { margin-top: 0; }

.btn-ghost {
  background: transparent;
  border: 2px solid var(--foreground);
  color: var(--foreground);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.7rem 1.2rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.3s;
}
.btn-ghost:hover { background: var(--foreground); color: #000; }

/* ---------- QR ---------- */
.qr-wrap { text-align: center; margin-bottom: 1.5rem; }
.qr-wrap img {
  width: 240px;
  margin: 0 auto;
  border: 6px solid #fff;
}
.qr-timer {
  margin-top: 0.8rem;
  font-size: 0.8rem;
  color: var(--muted-foreground);
}
.qr-timer strong { color: var(--highlight); font-variant-numeric: tabular-nums; }

/* ---------- Copia e cola ---------- */
.copy-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted-foreground);
  margin-bottom: 0.4rem;
}
.copy-row { display: flex; gap: 0.6rem; }
#pixPayload {
  flex: 1;
  min-width: 0;
  background: var(--background-alt);
  border: 1px solid var(--border);
  color: var(--muted-foreground);
  font-family: monospace;
  font-size: 0.75rem;
  padding: 0.7rem 0.9rem;
  text-overflow: ellipsis;
}
.copy-feedback {
  font-size: 0.78rem;
  color: var(--highlight);
  min-height: 1.2em;
  margin-top: 0.4rem;
}

/* ---------- Passos ---------- */
.steps {
  margin: 1.6rem 0;
  padding-left: 1.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--muted-foreground);
}
.steps strong { color: var(--foreground); }

.secure-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 1.2rem;
  font-size: 0.75rem;
  color: var(--muted-foreground);
  text-align: center;
}

.error-msg {
  margin-top: 1rem;
  text-align: center;
  font-size: 0.85rem;
  color: #e8909d;
}