/* ============================================================
 * ofertas-single.css — Single Oferta Template
 * Mobile-first · Astra-compatible · No jQuery · WCAG AA
 * Design system: var(--ast-global-color-N) / Astra palette
 * v3.0 — 2026-03-22
 * ============================================================ */

/* ── Layout container ──────────────────────────────────────── */
.oferta-single {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px;
  box-sizing: border-box;
  /* NOTE: NO overflow:hidden — CTA would be cut on mobile */
}

/* ── HERO ──────────────────────────────────────────────────── */
.oferta-hero {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 28px;
  box-shadow: 0 1px 6px rgba(0,0,0,.06);
  box-sizing: border-box;
}

@media (min-width: 640px) {
  .oferta-hero {
    flex-direction: row;
    align-items: flex-start;
    gap: 28px;
    padding: 28px;
  }
}

/* Image */
.oferta-hero__img-wrap {
  flex-shrink: 0;
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
  background: #f1f5f9;
  border-radius: 8px;
  overflow: hidden;
  /* Prevent CLS: explicit aspect ratio */
  aspect-ratio: 1 / 1;
}

@media (min-width: 640px) {
  .oferta-hero__img-wrap {
    width: 260px;
    max-width: 260px;
    margin: 0;
  }
}

.oferta-hero__img {
  width: 100%;
  height: 100%;
  border-radius: 8px;
  object-fit: contain;
  display: block;
  padding: 12px;
  box-sizing: border-box;
}

/* Info panel */
.oferta-hero__info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* Meta row */
.oferta-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* Title */
.oferta-hero__title {
  font-size: 1.3rem;
  font-weight: 800;
  color: #334155;
  line-height: 1.3;
  margin: 0;
}

@media (min-width: 640px) {
  .oferta-hero__title { font-size: 1.6rem; }
}

/* Prices row */
.oferta-hero__prices {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
}

.preco-atual {
  font-size: 2rem;
  font-weight: 900;
  color: var(--ast-global-color-0, #0ea5e9);
  line-height: 1;
}

.preco-original {
  font-size: 1rem;
  color: #64748b;
  text-decoration: line-through;
}

/* Revision date */
.oferta-hero__revisao {
  margin: 0;
  color: #64748b;
  font-size: .85rem;
}

/* ── Shared badges ─────────────────────────────────────────── */
.badge-loja {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 10px;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .03em;
  color: #fff;
  white-space: nowrap;
  background: #64748b;
}

.badge-loja[data-loja="shopee"]       { background: #EE4D2D; color: #fff; }
.badge-loja[data-loja="mercadolivre"] { background: #FFE600; color: #1c1c1c; }
.badge-loja[data-loja="amazon"]       { background: #FF9900; color: #1c1c1c; }
.badge-loja[data-loja="magalu"]       { background: #0086FF; color: #fff; }
.badge-loja[data-loja="aliexpress"]   { background: #E43225; color: #fff; }

.badge-cat {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 10px;
  font-size: .75rem;
  font-weight: 600;
  background: #f1f5f9;
  color: #334155;
}

.badge-desconto {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 10px;
  font-size: .85rem;
  font-weight: 800;
  line-height: 1;
  color: #fff;
}

.badge-desconto--high { background: #16a34a; color: #fff; }
/* amber: texto preto para passar WCAG AA (contrast 1.27:1 branco vs amber) */
.badge-desconto--mid  { background: #eab308; color: #1c1c1c; }
.badge-desconto--low  { background: #94a3b8; color: #fff; }

/* ── CUPOM box ─────────────────────────────────────────────── */
.oferta-cupom {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  background: #f8fafc; /* --ast-global-color-4 / surface */
  border: 2px dashed #e2e8f0;
  border-radius: 10px;
  padding: 12px 16px;
  box-sizing: border-box;
}

.oferta-cupom__label {
  font-size: .85rem;
  font-weight: 700;
  color: #334155;
  white-space: nowrap;
}

.oferta-cupom__code {
  font-family: 'Courier New', Courier, monospace;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: #0f172a;
  background: #e2e8f0;
  padding: 3px 8px;
  border-radius: 4px;
  user-select: all;
  cursor: pointer;
}

.oferta-cupom__btn {
  padding: 7px 16px;
  background: var(--ast-global-color-0, #0ea5e9);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: .85rem;
  font-weight: 800;
  cursor: pointer;
  transition: background .2s, transform .1s;
  white-space: nowrap;
  min-height: 36px;
}

.oferta-cupom__btn:hover {
  background: var(--ast-global-color-1, #0284c7);
}

.oferta-cupom__btn:active {
  transform: scale(.97);
}

.oferta-cupom__btn:disabled {
  background: var(--ast-global-color-1, #0284c7);
  cursor: default;
}

.oferta-cupom__feedback {
  font-size: .8rem;
  font-weight: 600;
  color: #16a34a;
}

/* ── CTA Button (styled like .lp-ml-btn) ──────────────────── */
.oferta-cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  box-sizing: border-box;
  padding: 14px 20px;
  background: var(--ast-global-color-0, #0ea5e9);
  color: #fff !important;
  font-size: 1.1rem;
  font-weight: 800;
  text-decoration: none !important;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(14,165,233,.30);
  transition: background .2s ease, transform .15s ease, box-shadow .15s ease;
  text-align: center;
  /* Prevent overflow */
  overflow: hidden;
  word-break: break-word;
}

.oferta-cta-btn:hover {
  background: var(--ast-global-color-1, #0284c7);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(14,165,233,.40);
  color: #fff !important;
}

.oferta-cta-btn:active {
  transform: translateY(0);
}

/* ── Descrição ─────────────────────────────────────────────── */
.oferta-descricao {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 28px;
}

.oferta-descricao h2 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #334155;
  margin: 0 0 14px;
}

.oferta-descricao__content {
  color: #334155;
  font-size: .95rem;
  line-height: 1.7;
}

/* ── Histórico de preços ───────────────────────────────────── */
.oferta-historico {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 28px;
}

.oferta-historico h2 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #334155;
  margin: 0 0 14px;
}

/* Explicit height avoids CLS — Chart.js needs defined container */
.oferta-historico__chart-wrap {
  width: 100%;
  height: 220px; /* mobile */
  position: relative;
  box-sizing: border-box;
}

@media (min-width: 640px) {
  .oferta-historico__chart-wrap { height: 280px; }
}

.oferta-historico__chart-wrap canvas {
  display: block;
}

.oferta-historico__fallback {
  text-align: center;
  padding: 32px 16px;
  color: #64748b;
  font-size: .95rem;
}

.oferta-historico__fallback p { margin: 4px 0; }

/* ── Ofertas relacionadas ──────────────────────────────────── */
.oferta-relacionadas {
  margin-bottom: 32px;
}

.oferta-relacionadas h2 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #334155;
  margin: 0 0 14px;
}

.oferta-relacionadas__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

@media (min-width: 640px) {
  .oferta-relacionadas__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.oferta-rel-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  overflow: hidden;
  transition: box-shadow .2s ease, transform .2s ease;
}

.oferta-rel-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,.10);
  transform: translateY(-2px);
}

.oferta-rel-card__link {
  display: block;
  text-decoration: none !important;
  color: inherit;
}

/* Explicit 1:1 container for CLS prevention */
.oferta-rel-card__img-wrap {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #f1f5f9;
}

.oferta-rel-card__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  padding: 8px;
  box-sizing: border-box;
}

.oferta-rel-card__body {
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.oferta-rel-card__title {
  margin: 2px 0 4px;
  font-size: .82rem;
  font-weight: 600;
  color: #334155;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.oferta-rel-card__preco {
  font-size: .9rem;
  font-weight: 800;
  color: var(--ast-global-color-0, #0ea5e9);
}

/* Price history SVG fallback — interactive tooltip when Chart.js is unavailable */
.preco-chart-fallback .preco-chart-tooltip {
    position: absolute;
    z-index: 3;
    min-width: 112px;
    padding: 10px 12px;
    border-radius: 14px;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #fff;
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.24);
    transform: translate(-50%, calc(-100% - 16px)) scale(0.94);
    opacity: 0;
    pointer-events: none;
    transition: opacity 160ms ease, transform 160ms ease;
    text-align: center;
    white-space: nowrap;
}
.preco-chart-fallback .preco-chart-tooltip::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -7px;
    width: 14px;
    height: 14px;
    background: #1e293b;
    transform: translateX(-50%) rotate(45deg);
    border-radius: 2px;
}
.preco-chart-fallback .preco-chart-tooltip.is-visible {
    opacity: 1;
    transform: translate(-50%, calc(-100% - 16px)) scale(1);
}
.preco-chart-fallback .preco-chart-tooltip strong {
    display: block;
    font-size: 15px;
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -0.01em;
}
.preco-chart-fallback .preco-chart-tooltip span {
    display: block;
    margin-top: 3px;
    font-size: 12px;
    color: #bae6fd;
}
.preco-chart-fallback .preco-chart-point {
    cursor: pointer;
    outline: none;
}
.preco-chart-fallback .preco-chart-dot {
    transition: r 160ms ease, fill 160ms ease, filter 160ms ease;
}
.preco-chart-fallback .preco-chart-point:is(:hover, :focus, .is-active) .preco-chart-dot {
    r: 8;
    fill: #0284c7;
    filter: url(#precoChartShadow);
}