/*
 * shop-index-widgets.css
 * Widgets overlay trang chủ: modal (summer promo + ads popup),
 * side promo banners (desktop), float contact (Zalo / Messenger / Phone).
 */

/* ============================================================
   Modal — summer promo + ads banner popup
   ============================================================ */
body.shop-modal-open { overflow: hidden; }

.shop-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--duration-normal), visibility var(--duration-normal);
}

.shop-modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.shop-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(11, 36, 59, 0.55);
  backdrop-filter: blur(4px);
}

.shop-modal__panel {
  position: relative;
  z-index: 1;
  width: min(520px, 92vw);
  max-height: min(90vh, 640px);
  overflow-y: auto;
  padding: var(--space-6);
  background: var(--color-white);
  border: 2px solid var(--color-cyan);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 122, 0, 0.15);
}

.shop-modal__close.btn-outline-sm {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  z-index: 2;
  width: 36px;
  height: 36px;
  padding: 0;
  font-size: var(--text-h3);
  font-weight: 700;
  line-height: 1;
  color: var(--color-orange);
}

.shop-modal__close.btn-outline-sm:hover { color: var(--color-orange); }

.shop-modal__badge {
  display: inline-block;
  margin-bottom: var(--space-3);
  padding: 6px 12px;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-orange), #ff9a3c);
  border-radius: var(--radius-sm);
}

.shop-modal__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-h3), 4vw, 1.3125rem);
  font-weight: 700;
  color: var(--primary);
  margin: 0 0 var(--space-3);
  padding-right: var(--space-6);
}

.shop-modal__desc {
  font-size: var(--text-body);
  color: var(--muted-foreground);
  line-height: 1.55;
  margin: 0 0 var(--space-4);
}

.shop-modal__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
}

.shop-modal__actions .btn-primary,
.shop-modal__actions .btn-outline-sm {
  flex: 0 0 auto;
  min-width: 0;
  min-height: var(--btn-height);
  height: var(--btn-height);
  padding: 0 var(--btn-padding-x);
  font-size: var(--btn-font-size-sm);
  text-decoration: none;
}

.shop-modal__actions .btn-outline-sm { background: var(--color-white); }

/* Ads banner popup */
.shop-modal--ads { overflow: hidden; padding: var(--space-2); }

.shop-modal--ads .shop-modal__panel {
  width: min(960px, 96vw);
  max-height: 90vh;
  overflow: hidden;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.shop-modal--ads .shop-modal__close {
  top: var(--space-2);
  right: var(--space-2);
  background: var(--color-white);
}

.shop-modal--ads .shop-modal__banner-link {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
  line-height: 0;
}

.shop-modal--ads .shop-modal__banner {
  display: block;
  width: 100%;
  height: auto;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
}

.shop-modal__copy--ads {
  flex-shrink: 0;
  padding: var(--space-3) var(--space-4) var(--space-2);
  border-top: 1px solid var(--border);
  background: var(--color-white);
}

.shop-modal__copy--ads .shop-modal__badge  { margin-bottom: var(--space-2); padding: 4px 10px; font-size: 0.65rem; }
.shop-modal__copy--ads .shop-modal__title  { font-size: clamp(var(--text-body), 2.8vw, 1.05rem); margin-bottom: var(--space-2); padding-right: var(--space-5); }
.shop-modal__copy--ads .shop-modal__desc   { font-size: var(--text-small); margin-bottom: var(--space-2); line-height: 1.45; }

.shop-modal__perks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.shop-modal__perk {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-small);
  line-height: 1.45;
  color: var(--foreground);
}

.shop-modal__perk-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  clip-path: polygon(3px 0, 100% 0, calc(100% - 3px) 100%, 0 100%);
}

.shop-modal__perk-icon svg { width: 16px; height: 16px; }
.shop-modal__perk-icon--sale { background: rgba(227, 108, 9, 0.12); color: var(--color-orange); }
.shop-modal__perk-icon--pay  { background: rgba(0, 174, 239, 0.12); color: var(--color-cyan); }
.shop-modal__perk-icon--gift { background: rgba(0, 114, 188, 0.12); color: var(--color-blue); }

.shop-modal--ads .shop-modal__actions--compact {
  flex-shrink: 0;
  padding: var(--space-2) var(--space-3);
  border-top: 1px solid var(--border);
  background: var(--color-white);
}

/* ============================================================
   Side promo banners (desktop only — ≥1280px)
   ============================================================ */
.shop-side-promo { display: none; }

@media (min-width: 1280px) {
  .shop-side-promo {
    display: block;
    position: fixed;
    top: 50%;
    z-index: 900;
    width: 210px;
    transform: translateY(-50%);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition:
      opacity var(--duration-normal) var(--ease-out),
      visibility var(--duration-normal),
      transform var(--duration-normal) var(--ease-out);
  }

  .shop-side-promo--left {
    left: max(12px, calc((100vw - var(--container-max)) / 2 - 230px));
    transform: translateY(-50%) translateX(-16px);
  }

  .shop-side-promo--right {
    right: max(12px, calc((100vw - var(--container-max)) / 2 - 230px));
    transform: translateY(-50%) translateX(16px);
  }

  .shop-side-promo.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(-50%) translateX(0);
  }

  .shop-side-promo.is-closed { opacity: 0; visibility: hidden; pointer-events: none; }
  .shop-side-promo--left.is-closed  { transform: translateY(-50%) translateX(-24px); }
  .shop-side-promo--right.is-closed { transform: translateY(-50%) translateX(24px); }

  .shop-side-promo[hidden]:not(.is-visible):not(.is-closed) { display: none; }
  .shop-side-promo.is-visible,
  .shop-side-promo.is-closed { display: block; }

  .shop-side-promo__panel {
    background: var(--color-white);
    border: 2px solid var(--color-cyan);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 122, 0, 0.12);
    overflow: hidden;
  }

  .shop-side-promo__head {
    position: relative;
    padding: var(--space-3) var(--space-4);
    background: linear-gradient(135deg, rgba(0, 174, 239, 0.08), rgba(227, 108, 9, 0.06));
    border-bottom: 1px solid var(--border);
  }

  .shop-side-promo__badge {
    display: inline-block;
    margin-bottom: var(--space-2);
    padding: 3px 8px;
    font-family: var(--font-display);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-white);
    background: linear-gradient(135deg, var(--color-orange), #ff9a3c);
    border-radius: var(--radius-sm);
  }

  .shop-side-promo__badge--cyan {
    background: linear-gradient(135deg, var(--color-cyan), var(--color-blue));
  }

  .shop-side-promo__title {
    margin: 0;
    padding-right: var(--space-6);
    font-family: var(--font-display);
    font-size: var(--text-small);
    font-weight: 700;
    line-height: 1.35;
    color: var(--primary);
  }

  .shop-side-promo__close {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    width: 28px;
    height: 28px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    color: var(--muted-foreground);
    font-size: var(--text-h4);
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    transition: color var(--duration-fast), border-color var(--duration-fast), background var(--duration-fast);
  }

  .shop-side-promo__close:hover,
  .shop-side-promo__close:focus-visible {
    color: var(--color-orange);
    border-color: var(--color-orange);
    background: rgba(227, 108, 9, 0.06);
  }

  .shop-side-promo__list {
    list-style: none;
    margin: 0;
    padding: var(--space-2) 0;
    max-height: min(52vh, 420px);
    overflow-y: auto;
    scrollbar-width: thin;
  }

  .shop-side-promo__item-wrap + .shop-side-promo__item-wrap {
    border-top: 1px solid var(--border);
  }

  .shop-side-promo__item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    text-decoration: none;
    color: inherit;
    transition: background var(--duration-fast);
  }

  .shop-side-promo__item:hover { background: var(--background-muted); }

  .shop-side-promo__thumb {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    background: var(--background-muted);
    border: 1px solid var(--border);
  }

  .shop-side-promo__info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .shop-side-promo__name {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 11px;
    font-weight: 500;
    line-height: 1.35;
    color: var(--primary);
  }

  .shop-side-promo__prices {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 4px;
  }

  .shop-side-promo__price   { font-size: 11px; font-weight: 700; color: var(--color-orange); }
  .shop-side-promo__old     { font-size: 10px; color: var(--muted-foreground); text-decoration: line-through; }

  .shop-side-promo__discount {
    flex-shrink: 0;
    padding: 2px 5px;
    font-size: 10px;
    font-weight: 700;
    color: var(--color-white);
    background: var(--color-orange);
    border-radius: var(--radius-sm);
    line-height: 1.2;
  }

  .shop-side-promo__more {
    display: block;
    padding: var(--space-2) var(--space-3);
    text-align: center;
    font-size: var(--text-xs);
    font-weight: 600;
    text-decoration: none;
    color: var(--color-blue);
    background: var(--background-muted);
    border-top: 1px solid var(--border);
    transition: background var(--duration-fast), color var(--duration-fast);
  }

  .shop-side-promo__more:hover {
    background: rgba(0, 174, 239, 0.1);
    color: var(--color-cyan);
  }
}

@media (prefers-reduced-motion: reduce) {
  .shop-side-promo,
  .shop-side-promo.is-visible,
  .shop-side-promo.is-closed { transition: none; }
}

/* ============================================================
   Float contact — Zalo / Messenger / Phone
   ============================================================ */
.shop-float-contact {
  position: fixed;
  right: var(--gutter);
  bottom: calc(var(--space-5) + env(safe-area-inset-bottom, 0px));
  z-index: calc(var(--shop-z-header) - 1);
  display: flex;
  flex-direction: column-reverse;
  align-items: stretch;
  gap: var(--space-2);
  padding: var(--space-2);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(0, 174, 239, 0.35);
  box-shadow: var(--shadow-md);
  pointer-events: auto;
}

.shop-float-contact__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--primary);
  background: var(--color-white);
  border: 1px solid var(--border);
  text-decoration: none;
  pointer-events: auto;
  transition:
    background var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.shop-float-contact__btn svg { display: block; width: 20px; height: 20px; flex-shrink: 0; }

.shop-float-contact__btn:hover,
.shop-float-contact__btn:focus-visible {
  background: rgba(0, 174, 239, 0.08);
  border-color: var(--color-cyan);
  color: var(--color-blue);
  box-shadow: var(--shadow-glow-cyan);
  outline: none;
}

.shop-float-contact__btn--zalo,
.shop-float-contact__btn--messenger {
  background: transparent;
  border: none;
  box-shadow: none;
  transition: transform var(--duration-fast) var(--ease-out);
}

.shop-float-contact__btn--zalo:hover,
.shop-float-contact__btn--zalo:focus-visible,
.shop-float-contact__btn--messenger:hover,
.shop-float-contact__btn--messenger:focus-visible {
  background: transparent;
  border: none;
  box-shadow: none;
  transform: scale(1.08);
}

.shop-float-contact__btn--zalo img,
.shop-float-contact__btn--messenger img { display: block; width: 24px; height: 24px; object-fit: contain; }

.shop-float-contact__btn--phone.btn-primary {
  min-width: 44px;
  min-height: 44px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  color: var(--color-white);
  background: var(--gradient-energy);
  box-shadow: 0 2px 10px rgba(227, 108, 9, 0.2);
}

.shop-float-contact__btn--phone.btn-primary:hover,
.shop-float-contact__btn--phone.btn-primary:focus-visible {
  color: var(--color-white);
  background: var(--gradient-energy);
  border: none;
  filter: brightness(1.05);
  box-shadow: 0 2px 10px rgba(227, 108, 9, 0.2);
  outline: none;
}

.shop-float-contact__btn--phone.btn-primary svg { width: 20px; height: 20px; }

.shop-float-contact__label {
  position: absolute;
  right: calc(100% + var(--space-3));
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--primary);
  background: var(--color-white);
  border: 1px solid rgba(0, 174, 239, 0.35);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out);
}

.shop-float-contact__btn:hover .shop-float-contact__label,
.shop-float-contact__btn:focus-visible .shop-float-contact__label {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

@media (prefers-reduced-motion: reduce) {
  .shop-float-contact__btn,
  .shop-float-contact__label { transition: none; }
}

@media (max-width: 640px) {
  .shop-float-contact {
    bottom: calc(var(--space-4) + env(safe-area-inset-bottom, 0px));
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .shop-float-contact__btn { width: 40px; height: 40px; }
  .shop-float-contact__btn svg { width: 18px; height: 18px; }

  .shop-float-contact__btn--phone.btn-primary {
    min-width: 40px;
    min-height: 40px;
    width: 40px;
    height: 40px;
  }

  .shop-float-contact__btn--phone.btn-primary svg { width: 18px; height: 18px; }
  .shop-float-contact__label { display: none; }
}