/* ============================
   ARMÁ TU PACK (pages/armar-pack.html)
============================ */
.pack-hero { text-align: center; padding: 34px 20px 10px; max-width: 760px; margin: 0 auto; }
.pack-hero h1 { font-size: 1.9rem; font-weight: 800; margin: 0 0 8px; }
.pack-hero p { color: var(--gray-700); font-size: .95rem; margin: 0; }
.pack-hero a { color: var(--red-dark); font-weight: 700; }

.pack-wrap { max-width: 1200px; margin: 0 auto; padding: 16px 20px 200px; }
.pack-filters { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 6px; margin-bottom: 16px; }
.pack-filter {
  flex-shrink: 0; padding: 8px 14px; border-radius: 20px; border: 1.5px solid var(--gray-300);
  background: var(--white); font-family: inherit; font-size: .8rem; font-weight: 600; cursor: pointer;
}
.pack-filter.on { border-color: var(--red); background: var(--red); color: var(--white); }

.pack-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.pack-empty { grid-column: 1 / -1; text-align: center; color: var(--gray-500); padding: 40px 0; }
.pack-card { border: 1.5px solid var(--gray-100); border-radius: 12px; overflow: hidden; display: flex; flex-direction: column; background: var(--white); transition: border-color .15s; }
.pack-card.picked { border-color: var(--red); }
.pack-img { position: relative; aspect-ratio: 1; background: var(--gray-50); display: flex; align-items: center; justify-content: center; color: var(--gray-300); font-size: 2rem; }
.pack-img img { width: 100%; height: 100%; object-fit: cover; }
.pack-count {
  position: absolute; top: 8px; right: 8px; min-width: 26px; height: 26px; padding: 0 6px; border-radius: 13px;
  background: var(--red); color: var(--white); font-size: .8rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.pack-info { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.pack-name { font-size: .86rem; font-weight: 700; line-height: 1.3; }
.pack-colors { display: flex; flex-wrap: wrap; gap: 6px; }
.pack-color {
  padding: 5px 10px; border-radius: 6px; border: 1.5px solid var(--gray-300); background: var(--white);
  font-family: inherit; font-size: .74rem; cursor: pointer;
}
.pack-color.on { border-color: var(--red); color: var(--red); font-weight: 700; }
.pack-color:disabled { text-decoration: line-through; opacity: .5; cursor: not-allowed; }
.pack-colors.shake { animation: pack-shake .35s; }
@keyframes pack-shake { 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }
.pack-add { width: 100%; }

/* Bandeja fija abajo: progreso + elegidos + agregar al carrito */
.pack-tray { position: fixed; left: 0; right: 0; bottom: 0; z-index: 800; background: var(--white); border-top: 1px solid var(--gray-100); box-shadow: 0 -6px 20px rgba(0,0,0,.08); }
.pack-tray-inner { max-width: 1200px; margin: 0 auto; padding: 12px 90px 14px 20px; display: grid; grid-template-columns: 1fr auto; grid-template-areas: "head btn" "bar btn" "items btn"; column-gap: 18px; row-gap: 6px; align-items: center; }
.pack-tray-head { grid-area: head; display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; font-size: .8rem; color: var(--gray-700); }
.pack-tray-head strong { font-size: 1rem; color: var(--black); }
.pack-tray-bar { grid-area: bar; height: 8px; background: var(--gray-100); border-radius: 6px; overflow: hidden; }
.pack-tray-bar span { display: block; height: 100%; background: var(--red); border-radius: 6px; transition: width .3s; }
.pack-tray-items { grid-area: items; display: flex; gap: 8px; overflow-x: auto; padding: 2px 0; }
.pack-tray-empty { grid-area: items; margin: 0; font-size: .78rem; color: var(--gray-500); }
.pack-tray-item { position: relative; width: 46px; height: 46px; flex-shrink: 0; border-radius: 8px; overflow: hidden; border: 1.5px solid var(--gray-100); background: var(--gray-50); padding: 0; cursor: pointer; }
.pack-tray-item img { width: 100%; height: 100%; object-fit: cover; }
.pack-tray-x { position: absolute; top: 2px; right: 2px; width: 16px; height: 16px; border-radius: 50%; background: rgba(0,0,0,.65); color: #fff; font-size: .55rem; display: flex; align-items: center; justify-content: center; }
.pack-tray-side { grid-area: btn; display: flex; flex-direction: column; align-items: stretch; gap: 6px; }
.pack-tray-btn { padding: 14px 20px; font-size: .9rem; white-space: nowrap; }
.pack-tray-price { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
.pack-tray-oferta { background: #1e8449; color: #fff; font-size: .68rem; font-weight: 800; letter-spacing: .4px; padding: 3px 8px; border-radius: 4px; display: inline-flex; align-items: center; gap: 5px; }
.pack-tray-amount { font-size: 1.15rem; }
.pack-tray-amount s { color: var(--gray-500); font-size: .85rem; font-weight: 600; margin-right: 4px; }
.pack-tray-amount strong { font-weight: 800; color: var(--black); }

@media (max-width: 900px) { .pack-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) {
  .pack-hero { padding-top: 22px; }
  .pack-hero h1 { font-size: 1.5rem; }
  .pack-wrap { padding: 12px 16px 230px; }
  .pack-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .pack-tray-inner { grid-template-columns: 1fr; grid-template-areas: "head" "bar" "items" "btn"; padding: 10px 16px 12px; }
  .pack-tray-btn { width: 100%; }
  .pack-tray-price { flex-direction: row; justify-content: space-between; align-items: center; }
  /* La bandeja ocupa el borde de abajo: el botón de WhatsApp se corre arriba de ella. */
  body:has(.pack-tray) .wa-float { bottom: 190px; }
}
@media (min-width: 641px) { body:has(.pack-tray) .wa-float { bottom: 150px; } }