/* ============================================================
   COMPONENTS — El Chefe
   Tema Branco + Vermelho + Preto
   ============================================================ */

/* ── Botões ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

.btn:active { transform: scale(0.97); }

/* Primary — Vermelho da marca */
.btn--primary {
  background: var(--color-red);
  color: #ffffff;
  border-color: var(--color-red);
}
.btn--primary:hover {
  background: var(--color-red-light);
  border-color: var(--color-red-light);
  box-shadow: var(--shadow-red);
}

/* Secondary — Preto */
.btn--secondary {
  background: var(--color-black);
  color: #ffffff;
  border-color: var(--color-black);
}
.btn--secondary:hover {
  background: #333333;
  border-color: #333333;
}

/* Outline — Vermelho */
.btn--outline {
  background: transparent;
  color: var(--color-red);
  border-color: var(--color-red);
}
.btn--outline:hover {
  background: var(--color-red-bg);
}

/* Outline Preto */
.btn--outline-dark {
  background: transparent;
  color: var(--color-black);
  border-color: var(--color-black);
}
.btn--outline-dark:hover {
  background: var(--color-black);
  color: #ffffff;
}

/* Ghost */
.btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  background: var(--color-surface-2);
  color: var(--color-text-primary);
  border-color: var(--color-text-muted);
}

/* WhatsApp */
.btn--whatsapp {
  background: var(--color-whatsapp);
  color: #fff;
  border-color: var(--color-whatsapp);
}
.btn--whatsapp:hover {
  background: #1abe57;
  border-color: #1abe57;
}

/* Danger / Remover */
.btn--danger {
  background: transparent;
  color: var(--color-red);
  border-color: transparent;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-sm);
}
.btn--danger:hover {
  background: var(--color-red-bg);
}

/* Sizes */
.btn--lg {
  font-size: var(--text-xl);
  padding: var(--space-4) var(--space-8);
}
.btn--sm {
  font-size: var(--text-sm);
  padding: var(--space-2) var(--space-4);
}
.btn--full { width: 100%; }

/* Loading */
.btn--loading {
  pointer-events: none;
  opacity: 0.7;
}
.btn--loading::after {
  content: '';
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-left: var(--space-2);
}

/* ── Filter Buttons ───────────────────────────────────────── */
.filter-btn {
  flex-shrink: 0;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  background: #ffffff;
  border: 1.5px solid var(--color-border);
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.filter-btn:hover {
  border-color: var(--color-red);
  color: var(--color-red);
  background: var(--color-red-bg);
}

.filter-btn--active {
  background: var(--color-red);
  color: #ffffff;
  border-color: var(--color-red);
  font-weight: 700;
}

/* ── Product Card ─────────────────────────────────────────── */
.product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition:
    border-color var(--transition-normal),
    transform var(--transition-normal),
    box-shadow var(--transition-normal);
}

.product-card:hover {
  border-color: var(--color-red);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md), 0 0 0 1px var(--color-red);
}

/* Imagem */
.product-card__img-wrap {
  position: relative;
  aspect-ratio: 1 / 1;
  background: var(--color-surface);
  overflow: hidden;
}

.product-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-card__img {
  transform: scale(1.05);
}

.product-card__img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  background: linear-gradient(135deg, var(--color-surface), var(--color-surface-2));
}

/* Badges */
.product-card__badges {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  z-index: 2;
}

.badge {
  display: inline-block;
  padding: 2px var(--space-3);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge--promo {
  background: var(--color-red);
  color: #ffffff;
}

.badge--destaque {
  background: var(--color-black);
  color: #ffffff;
}

.badge--esgotado {
  background: var(--color-surface-3);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

/* Corpo do card */
.product-card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  gap: var(--space-2);
}

.product-card__category {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-red);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-card__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.product-card__description {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.4;
  flex: 1;
}

/* Preço */
.product-card__pricing {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.product-card__price {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 900;
  color: var(--color-black);
}

.product-card__price-original {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.product-card__price--promo {
  color: var(--color-red);
}

/* Estoque baixo */
.product-card__stock-warn {
  font-size: var(--text-xs);
  color: var(--color-red);
  font-weight: 700;
}

/* Footer do card */
.product-card__footer {
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border-light);
  background: var(--color-surface);
}

.product-card__footer .btn {
  padding-inline: var(--space-3);
  font-size: var(--text-sm);
}

.product-card--out-of-stock .product-card__footer {
  opacity: 0.5;
  pointer-events: none;
}

.product-card--out-of-stock {
  opacity: 0.7;
}

/* ── Cart Trigger (header) ────────────────────────────────── */
.cart-trigger {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  color: var(--color-text-primary);
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
}

.cart-trigger:hover {
  background: var(--color-red);
  border-color: var(--color-red);
  color: #ffffff;
}

.cart-trigger__badge {
  position: absolute;
  top: -7px;
  right: -7px;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: var(--radius-full);
  background: var(--color-red);
  color: #ffffff;
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  border: 2px solid #ffffff;
}

/* ── Empty State ──────────────────────────────────────────── */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-16);
  color: var(--color-text-muted);
}

/* ── Toast ────────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background: #ffffff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-primary);
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation: slideUp 0.25s ease forwards;
  max-width: 320px;
}

.toast--success { border-left: 4px solid var(--color-green); }
.toast--error   { border-left: 4px solid var(--color-red); }
.toast--info    { border-left: 4px solid var(--color-black); }

.toast--exit {
  animation: fadeOut 0.25s ease forwards;
}

/* ── Animações ────────────────────────────────────────────── */
@keyframes slideUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeOut {
  to { opacity: 0; transform: translateY(6px); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

/* ── Skeleton loader ──────────────────────────────────────── */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-surface) 25%,
    var(--color-surface-2) 50%,
    var(--color-surface) 75%
  );
  background-size: 400px 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-md);
}