/* ============================================================
   ACHEI — Pré-checkout
   Herda os tokens e os componentes de style.css (.btn, .field,
   .site-header, .wrap). Aqui fica só o que é próprio da página
   de contratação: grade de duas colunas, resumo fixo e o
   seletor de plano.
============================================================ */

.checkout-body { background: var(--cream); }

.checkout-back {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .9rem;
  color: var(--navy-600);
  transition: color .2s;
}
.checkout-back:hover { color: var(--navy-950); }

.checkout-main { padding: clamp(28px, 4vw, 52px) 0 clamp(50px, 6vw, 80px); }

.checkout-head { max-width: 640px; margin-bottom: clamp(26px, 3vw, 40px); }
.checkout-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 900;
  color: var(--navy-950);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 6px 0 12px;
}
.checkout-lead { font-size: 1.02rem; }

/* ---------- grade ---------- */
.checkout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: clamp(20px, 2.5vw, 34px);
  align-items: start;
}

/* ---------- cartões do formulário ---------- */
.checkout-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: clamp(22px, 2.6vw, 32px);
  box-shadow: var(--shadow-card);
  margin-bottom: 18px;
}
.checkout-card-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--navy-950);
  margin: 0 0 4px;
}
.step-num {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex: none;
  border-radius: 50%;
  background: var(--navy-950);
  color: var(--white);
  font-size: .85rem;
  font-weight: 700;
}
.checkout-card-sub { font-size: .92rem; margin: 0 0 18px; }
.checkout-card-title + .field,
.checkout-card-title + .field-row,
.checkout-card-title + .plan-picker,
.checkout-card-title + .terms-check { margin-top: 20px; }

/* ---------- linhas de campos ---------- */
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.field-row-cep { grid-template-columns: 180px minmax(0, 1fr); }
.field-row-num { grid-template-columns: 140px minmax(0, 1fr); }
.field-row-city { grid-template-columns: minmax(0, 1fr) 92px; }

.field-help {
  margin: 6px 0 0;
  font-size: .8rem;
  color: var(--ink-soft);
  min-height: 1em;
}
.field-help.is-error { color: #c23b3b; font-weight: 600; }
.field-optional {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: .76rem;
  color: var(--navy-300);
  text-transform: none;
}
.field input.is-invalid { border-color: #c23b3b; background: #fdf5f5; }
#state { text-transform: uppercase; }

/* ---------- seletor de plano ---------- */
.plan-picker { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.plan-option { cursor: pointer; }
.plan-option input { position: absolute; opacity: 0; pointer-events: none; }
.plan-option-box {
  display: block;
  height: 100%;
  padding: 18px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--cream);
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.plan-option:hover .plan-option-box { border-color: var(--navy-300); }
.plan-option input:checked + .plan-option-box {
  border-color: var(--cyan);
  background: var(--cyan-soft);
  box-shadow: 0 0 0 3px rgba(15, 182, 196, .12);
}
.plan-option input:focus-visible + .plan-option-box { outline: 2px solid var(--navy-950); outline-offset: 2px; }
.plan-option-name {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  color: var(--navy-950);
  margin-bottom: 6px;
}
.plan-option-price {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--navy-950);
}
.plan-option-price small { font-size: .72rem; font-weight: 400; color: var(--ink-soft); margin-left: 3px; }
.plan-option-note { display: block; margin-top: 6px; font-size: .82rem; color: var(--ink-soft); }

/* ---------- quantidade ---------- */
.qty-field { margin-top: 20px; }
.qty-field[hidden] { display: none; }
.qty-control { display: flex; align-items: center; gap: 10px; }
.qty-btn {
  width: 42px; height: 42px; flex: none;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  font-size: 1.2rem;
  color: var(--navy-950);
  cursor: pointer;
  transition: border-color .2s, background .2s;
}
.qty-btn:hover:not(:disabled) { border-color: var(--cyan); background: var(--cyan-soft); }
.qty-btn:disabled { opacity: .4; cursor: not-allowed; }
.qty-control input {
  width: 68px;
  text-align: center;
  padding: 12px 8px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--line);
  background: var(--cream);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--ink);
}

/* ---------- aceite ---------- */
.terms-check { display: flex; gap: 12px; align-items: flex-start; cursor: pointer; }
.terms-check input {
  width: 20px; height: 20px; flex: none; margin-top: 2px;
  accent-color: var(--cyan);
  cursor: pointer;
}
.terms-check span { font-size: .93rem; line-height: 1.6; color: var(--ink-soft); }
.terms-check a { color: var(--navy-950); font-weight: 600; text-decoration: underline; }
.terms-check.is-invalid span { color: #c23b3b; }
.terms-meta { margin: 14px 0 0; font-size: .76rem; color: var(--navy-300); }

/* ---------- envio ---------- */
.checkout-submit { margin-top: 26px; }
.checkout-secure {
  margin-top: 14px;
  font-size: .82rem;
  text-align: center;
  color: var(--ink-soft);
}
#submitBtn[disabled] { opacity: .6; cursor: progress; transform: none; }

/* ---------- resumo ---------- */
.checkout-summary { position: sticky; top: 92px; }
.summary-inner {
  background: var(--navy-950);
  color: var(--white);
  border-radius: var(--radius);
  padding: clamp(22px, 2.4vw, 30px);
  box-shadow: var(--shadow-soft);
}
.summary-title {
  font-family: var(--font-display);
  font-size: .82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--cyan-bright);
  margin: 0 0 16px;
}
.summary-plan {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1.2;
}
.summary-qty { font-size: .88rem; color: var(--navy-300); margin-top: 4px; }

.summary-lines { margin: 22px 0 0; padding: 18px 0 0; border-top: 1px solid rgba(255,255,255,.14); }
.summary-line { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.summary-line dt { font-size: .9rem; color: var(--navy-300); margin: 0; }
.summary-line dt span { display: block; font-size: .76rem; color: rgba(255,255,255,.4); }
.summary-line dd { margin: 0; font-size: .95rem; font-weight: 600; color: var(--white); white-space: nowrap; }

.summary-total {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  margin-top: 8px; padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.14);
}
.summary-total span { font-family: var(--font-display); font-weight: 700; font-size: .95rem; }
.summary-total strong {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 900;
  color: var(--cyan-bright);
  white-space: nowrap;
}

.summary-next {
  margin-top: 14px;
  font-size: .84rem;
  line-height: 1.55;
  color: var(--navy-300);
}
.summary-next strong { color: var(--white); }

.summary-perks { list-style: none; margin: 22px 0 0; padding: 18px 0 0; border-top: 1px solid rgba(255,255,255,.14); }
.summary-perks li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 9px;
  font-size: .87rem;
  color: rgba(255,255,255,.8);
}
.summary-perks li::before {
  content: "";
  position: absolute;
  left: 2px; top: .45em;
  width: 11px; height: 6px;
  border-left: 2px solid var(--cyan-bright);
  border-bottom: 2px solid var(--cyan-bright);
  transform: rotate(-45deg);
}

.summary-fineprint {
  margin-top: 18px; padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.14);
  font-size: .78rem;
  line-height: 1.55;
  color: var(--navy-300);
}
.summary-fineprint[hidden] { display: none; }

/* ---------- responsivo ---------- */
@media (max-width: 980px) {
  .checkout-grid { grid-template-columns: minmax(0, 1fr); }
  .checkout-summary { position: static; order: -1; }
  .summary-perks { display: none; }
}

@media (max-width: 560px) {
  .plan-picker { grid-template-columns: 1fr; }
  .field-row,
  .field-row-cep,
  .field-row-num,
  .field-row-city { grid-template-columns: minmax(0, 1fr); }
  .checkout-card { padding: 20px; }
}