/* ============================================================
   app.css — Ecommerce PHP 8.3
   Complementa los estilos inline del layout principal
   ============================================================ */

/* ── Reset adicional ───────────────────────────────────────── */
* { -webkit-tap-highlight-color: transparent; }
a, button, [role="button"], input, select, textarea {
  -webkit-tap-highlight-color: transparent;
}
a:focus, button:focus { outline: none; }
a:focus-visible, button:focus-visible {
  outline: 2px solid rgba(255,255,255,.8);
  outline-offset: 3px;
}
button { font-family: inherit; }
select { font-family: inherit; }
textarea { font-family: inherit; }
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { display: none; }
input[type="number"] { -moz-appearance: textfield; appearance: textfield; }

/* ── Utilidades ────────────────────────────────────────────── */
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.text-muted  { color: var(--c-muted); }
.text-accent { color: var(--c-accent); }
.text-danger { color: var(--c-danger); }
.text-success{ color: var(--c-success); }
.fw-700 { font-weight: 700; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.gap-1 { gap: .5rem; }
.gap-2 { gap: 1rem; }
.w-100 { width: 100%; }

/* ── Sección home ──────────────────────────────────────────── */
.hero {
  padding: 0;
  line-height: 0;
}
.hero-img {
  width: 100%;
  height: auto;
  display: block;
}
.btn-white { background: #fff; color: var(--c-accent); border-color: #fff; font-weight: 600; }
.btn-white:hover { background: #f0f4ff; }
.btn-outline-white { background: transparent; color: #fff; border-color: rgba(255,255,255,.6); }
.btn-outline-white:hover { border-color: #fff; background: rgba(255,255,255,.1); }

/* ── Sección bloques de home ───────────────────────────────── */
.section { padding: 3rem 0; }
.section-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.section-title a { font-size: .85rem; font-weight: 500; color: var(--c-accent); }

/* ── Categorías grid ───────────────────────────────────────── */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1rem;
}
.category-card {
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: center;
  padding: 1.5rem .75rem;
  transition: box-shadow .2s, border-color .2s;
  background: #fff;
  cursor: pointer;
}
.category-card:hover {
  box-shadow: 0 4px 12px rgba(37,99,235,.12);
  border-color: var(--c-accent);
}
.category-card img { width: 56px; height: 56px; object-fit: cover; border-radius: 50%; margin: 0 auto .75rem; }
.category-card-icon { font-size: 2rem; margin-bottom: .5rem; }
.category-card-name { font-size: .875rem; font-weight: 600; color: var(--c-text); }
.category-card-count { font-size: .75rem; color: var(--c-muted); margin-top: .2rem; }

/* ── Carrusel horizontal ───────────────────────────────────── */
.scroll-row {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: .5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--c-border) transparent;
}
.scroll-row::-webkit-scrollbar { height: 4px; }
.scroll-row::-webkit-scrollbar-thumb { background: var(--c-border); border-radius: 2px; }
.scroll-row .product-card { min-width: 220px; flex-shrink: 0; }

/* ── Checkout ──────────────────────────────────────────────── */
.checkout-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 1.5rem;
  align-items: start;
}
.checkout-step {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  overflow: hidden;
}
.checkout-step-header {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: 1rem 1.25rem;
  font-weight: 600;
  border-bottom: 1px solid var(--c-border);
  background: var(--c-surface);
}
.step-number {
  width: 28px; height: 28px;
  background: var(--c-accent); color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 700; flex-shrink: 0;
}
.checkout-step-body { padding: 1.25rem; }
.address-option {
  border: 2px solid var(--c-border);
  border-radius: var(--radius);
  padding: .75rem 1rem;
  margin-bottom: .5rem;
  cursor: pointer;
  transition: border-color .15s;
}
.address-option:has(input:checked) { border-color: var(--c-accent); background: #eff6ff; }
.payment-option {
  border: 2px solid var(--c-border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: .75rem;
  cursor: pointer;
  transition: border-color .15s;
}
.payment-option:has(input:checked) { border-color: var(--c-accent); }
.payment-option-header { display: flex; align-items: center; gap: .75rem; font-weight: 600; }
.payment-option-body { display: none; padding-top: .75rem; margin-top: .75rem; border-top: 1px solid var(--c-border); }
.payment-option:has(input:checked) .payment-option-body { display: block; }

/* ── Mi cuenta ─────────────────────────────────────────────── */
.account-layout { display: grid; grid-template-columns: 220px 1fr; gap: 1.5rem; }
.account-nav { list-style: none; }
.account-nav a {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .6rem .875rem;
  border-radius: var(--radius);
  font-size: .875rem;
  color: var(--c-muted);
  margin-bottom: .2rem;
  transition: all .15s;
}
.account-nav-icon { color: #555; font-size: .95rem; width: 16px; text-align: center; }
.account-nav a:hover .account-nav-icon,
.account-nav a.active .account-nav-icon { color: var(--c-accent); }
.account-nav a:hover, .account-nav a.active {
  background: #eff6ff;
  color: var(--c-accent);
  font-weight: 500;
}
.order-status-badge {
  display: inline-block;
  padding: .2rem .65rem;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 600;
}
.status-pending   { background: #fef3c7; color: #92400e; }
.status-confirmed { background: #dbeafe; color: #1e40af; }
.status-processing{ background: #ede9fe; color: #5b21b6; }
.status-shipped   { background: #d1fae5; color: #065f46; }
.status-delivered { background: #bbf7d0; color: #14532d; }
.status-cancelled { background: #fee2e2; color: #991b1b; }
.status-refunded  { background: #f1f5f9; color: #475569; }

/* ── Página de pago ────────────────────────────────────────── */
.payment-card {
  max-width: 580px;
  margin: 0 auto;
}
.transfer-box {
  background: #f0f9ff;
  border: 1px solid #bae6fd;
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.transfer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .5rem 0;
  border-bottom: 1px solid #e0f2fe;
  font-size: .9rem;
}
.transfer-row:last-child { border-bottom: none; }
.transfer-label { color: var(--c-muted); font-size: .82rem; }
.transfer-value { font-weight: 600; font-family: monospace; }
.copy-btn {
  background: none;
  border: 1px solid var(--c-border);
  border-radius: 4px;
  padding: .15rem .4rem;
  font-size: .72rem;
  cursor: pointer;
  color: var(--c-accent);
  margin-left: .4rem;
}
.copy-btn:hover { background: #eff6ff; }

/* ── Banners / badges ──────────────────────────────────────── */
.ribbon {
  position: absolute;
  top: .5rem;
  left: .5rem;
  background: var(--c-danger);
  color: #fff;
  font-size: .68rem;
  font-weight: 700;
  padding: .18rem .45rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.product-card { position: relative; }

/* ── Formularios de búsqueda ───────────────────────────────── */
.search-bar {
  display: flex;
  gap: .5rem;
  margin-bottom: 1.5rem;
}
.search-bar input { flex: 1; }

/* ── Tabla admin ───────────────────────────────────────────── */
.table-actions { display: flex; gap: .3rem; }
.img-thumb { width: 40px; height: 40px; object-fit: cover; border-radius: 4px; border: 1px solid var(--c-border); }

/* ── Rating stars ──────────────────────────────────────────── */
.stars { color: #f59e0b; letter-spacing: .05em; }
.stars.empty { color: #d1d5db; }

/* ── Upload de imagen ──────────────────────────────────────── */
.upload-zone {
  border: 2px dashed var(--c-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color .15s;
  color: var(--c-muted);
  font-size: .875rem;
}
.upload-zone:hover { border-color: var(--c-accent); color: var(--c-accent); }

/* ── Skeleton loading ──────────────────────────────────────── */
@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 800px 100%;
  animation: shimmer 1.2s infinite;
  border-radius: 4px;
}

/* ── Form base ──────────────────────────────────────────────── */
.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block;
  font-size: .85rem;
  font-weight: 500;
  margin-bottom: .3rem;
  color: var(--c-muted);
}
.form-control {
  width: 100%;
  padding: .5rem .75rem;
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius);
  font-size: .9rem;
  font-family: inherit;
  background: var(--c-bg);
  color: var(--c-text);
  transition: border .15s;
  box-sizing: border-box;
}
.form-control:focus { outline: none; border-color: var(--c-accent); }
select.form-control { cursor: pointer; }

/* ── Form row ───────────────────────────────────────────────── */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .checkout-grid { grid-template-columns: 1fr; }
  .account-layout { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .account-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem; }
  .account-nav a {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: .35rem;
    padding: .75rem .5rem;
    text-align: center;
    background: var(--c-surface);
    margin-bottom: 0;
    font-size: .7rem;
    letter-spacing: .02em;
  }
  .account-nav-icon { font-size: 1.2rem; width: auto; }
  .account-nav a:hover, .account-nav a.active { background: #fff0f0; color: var(--c-accent); }
  .account-nav a:hover .account-nav-icon,
  .account-nav a.active .account-nav-icon { color: var(--c-accent); }
  .account-nav .nav-logout { color: var(--c-danger) !important; }
  .account-nav .nav-logout .account-nav-icon { color: var(--c-danger) !important; }
}
@media (max-width: 768px) {
  .section { padding: 2rem 0; }
  .categories-grid { grid-template-columns: repeat(3, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-2, .grid-4 { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: .75rem; }
  .product-card-body { padding: .6rem; }
}

/* ── Print ─────────────────────────────────────────────────── */
@media print {
  .site-header, .site-nav, .site-footer, .sidebar { display: none !important; }
  .main-wrap { margin-left: 0 !important; }
}