:root{
  --ov-bg: #f3f4f6;
  --ov-panel: #ffffff;
  --ov-border: rgba(15, 23, 42, .10);
  --ov-text: #111827;
  --ov-muted: #6b7280;
  --ov-btn: #eef2f7;
  --ov-btnText: #1f2937;
  --ov-radius: 18px;
  --ov-shadow-soft: 0 10px 24px rgba(15, 23, 42, .06);
  --ov-shadow-hover: 0 18px 34px rgba(15, 23, 42, .10);

  --accent-category: #ff8a3d;
  --accent-quantity: #2563eb;
  --accent-price: #16a34a;
  --accent-stock: #9333ea;
  --accent-brand: #dc2626;
}

*,
*::before,
*::after{
  box-sizing: border-box;
}

body{
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--ov-bg);
  color: var(--ov-text);
}

img{
  max-width: 100%;
  display: block;
}

.all_product{
  width: 100%;
  padding: calc(36px + 2vw) 0;
  background: linear-gradient(180deg, #f8fafc 0%, #f3f4f6 100%);
}

.products{
  width: min(97%, 1840px);
  margin: 0 auto;
  padding: 20px;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: var(--ov-radius);
  box-shadow: 0 18px 40px rgba(15, 23, 42, .08);
  position: relative;
}

/* FILTER PANEL */

.filter_products{
  position: sticky;
  top: 90px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid rgba(15, 23, 42, .08);
  border-radius: 24px;
  box-shadow: var(--ov-shadow-soft);
  padding: 18px;
}

.filter_products > h1{
  margin: 0 0 1.1rem;
  padding-bottom: 1rem;
  font-size: .92rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: #111827;
  border-bottom: 1px solid #e5e7eb;
  font-weight: 800;
}

.filter-group{
  margin-bottom: 14px;
  padding: 14px;
  border-radius: 18px;
  background: #ffffff;
  border: 1px solid #edf1f5;
  box-shadow: 0 8px 20px rgba(15, 23, 42, .04);
}

.filter-group h1{
  margin: 0 0 .9rem;
  font-size: .82rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  font-weight: 800;
}

/* DIFFERENT STYLE PER FILTER */

/* DIFFERENT STYLE PER DYNAMIC FILTER */

.filter-group{
  margin-bottom: 14px;
  padding: 14px;
  border-radius: 18px;
  background: #ffffff;
  border: 1px solid #edf1f5;
  border-left: 5px solid var(--filter-accent, var(--accent-category));
  box-shadow: 0 8px 20px rgba(15, 23, 42, .04);
}

.filter-group h1{
  margin: 0 0 .9rem;
  font-size: .82rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--filter-accent, var(--accent-category));
}

/* SCROLL AREA */

.scroll_filter{
  max-height: 230px;
  overflow-y: auto;
  padding-right: .45rem;
  margin-right: -.35rem;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--filter-accent, var(--accent-category)) #eef2f7;
}

.scroll_filter::-webkit-scrollbar{
  width: 8px;
}

.scroll_filter::-webkit-scrollbar-track{
  border-radius: 999px;
  background: #eef2f7;
}

.scroll_filter::-webkit-scrollbar-thumb{
  border-radius: 999px;
  background: var(--filter-accent, var(--accent-category));
  border: 2px solid #eef2f7;
}

/* CHECKLIST */

.checklist{
  display: flex;
  flex-direction: column;
  gap: .55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.checklist label{
  display: flex;
  align-items: center;
  gap: .7rem;
  min-height: 48px;
  cursor: pointer;
  padding: .75rem .85rem;
  border-radius: 14px;
  color: #1f2937;
  background: #f9fafb;
  border: 1px solid #edf1f5;
  font-weight: 500;
  transition: background .18s ease, transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.checklist label:hover{
  background: #ffffff;
  border-color: var(--filter-accent, #d9e2ec);
  transform: translateY(-1px);
  box-shadow: 0 10px 18px rgba(15, 23, 42, .05);
}

.checklist input[type="checkbox"]{
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  accent-color: var(--filter-accent, var(--accent-category));
}

/* PRODUCTS AREA */

.articles{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  min-width: 0;
}

.articles > h1{
  grid-column: 1 / -1;
  margin: 0 0 .25rem;
  padding-bottom: 1rem;
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--ov-text);
  border-bottom: 1px solid #e5e7eb;
}

.products-search-panel{
  grid-column: 1 / -1;
  display: grid;
  gap: .55rem;
  padding: 1rem;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 18px;
  box-shadow: var(--ov-shadow-soft);
}

.products-search-panel label{
  font-size: .85rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ov-muted);
}

.products-search-controls{
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: .7rem;
}

.products-search-panel input{
  width: 100%;
  min-height: 48px;
  padding: 0 1rem;
  border: 1px solid #d1d5db;
  border-radius: 14px;
  background: #f9fafb;
  color: var(--ov-text);
  font-size: 1rem;
  outline: none;
}

.products-search-controls button{
  min-height: 48px;
  padding: 0 1.35rem;
  border: 1px solid var(--accent-category);
  border-radius: 14px;
  background: var(--accent-category);
  color: #111827;
  font-size: .95rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}

.products-search-controls button:hover{
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(255, 138, 61, .24);
  filter: brightness(.98);
}

.products-search-controls button:focus-visible{
  outline: 3px solid rgba(255, 138, 61, .28);
  outline-offset: 2px;
}

.products-search-panel input:focus{
  border-color: var(--accent-category);
  box-shadow: 0 0 0 4px rgba(255, 138, 61, .14);
  background: #ffffff;
}

/* PRODUCT CARD */

.box_article{
  position: relative;
  isolation: isolate;
  perspective: 1400px;
  perspective-origin: left center;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, .09);
  border-radius: 24px;
  box-shadow: var(--ov-shadow-soft);
  padding: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 0;
  min-width: 0;
  overflow: hidden;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.box_article:hover{
  transform: translateY(-5px);
  box-shadow: 0 24px 46px rgba(15, 23, 42, .14);
  border-color: rgba(255, 138, 61, .38);
}

.product-card-media{
  position: relative;
  min-width: 0;
  height: 270px;
  margin: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(circle at 78% 16%, rgba(255, 138, 61, .14), transparent 30%),
    linear-gradient(145deg, #f8fafc 0%, #eef2f7 100%);
  border-bottom: 1px solid #e5e7eb;
}

.product-card-image{
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 1.35rem;
  transform-origin: center;
}

.product-media-count{
  position: absolute;
  z-index: 2;
  right: .85rem;
  top: .85rem;
  min-width: 48px;
  padding: .35rem .55rem;
  border: 1px solid rgba(255, 255, 255, .72);
  border-radius: 999px;
  color: #ffffff;
  background: rgba(15, 23, 42, .72);
  box-shadow: 0 6px 16px rgba(15, 23, 42, .16);
  backdrop-filter: blur(8px);
  font-size: .72rem;
  font-weight: 800;
  line-height: 1;
  text-align: center;
}

.product-media-control{
  position: absolute;
  z-index: 2;
  top: 50%;
  width: 38px;
  height: 38px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .88);
  border-radius: 999px;
  color: #111827;
  background: rgba(255, 255, 255, .88);
  box-shadow: 0 8px 18px rgba(15, 23, 42, .14);
  opacity: 0;
  transform: translateY(-50%) scale(.92);
  cursor: pointer;
  font-size: 1.65rem;
  line-height: 1;
  transition: opacity .18s ease, transform .18s ease, background .18s ease;
}

.product-media-control_previous{
  left: .8rem;
}

.product-media-control_next{
  right: .8rem;
}

.product-card-media:hover .product-media-control,
.product-media-control:focus-visible{
  opacity: 1;
  transform: translateY(-50%) scale(1);
}

.product-media-control:hover{
  background: #ffffff;
}

.product-media-control:focus-visible{
  outline: 3px solid rgba(255, 138, 61, .42);
  outline-offset: 2px;
}

.product-card-content{
  min-width: 0;
  padding: 1.1rem 1.15rem .75rem;
}

.product-card-meta{
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin-bottom: .8rem;
}

.product-card-badge{
  max-width: 100%;
  padding: .32rem .6rem;
  overflow: hidden;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
  color: #475569;
  background: #f8fafc;
  font-size: .7rem;
  font-weight: 750;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-card-badge_category{
  border-color: rgba(255, 138, 61, .28);
  color: #9a3412;
  background: #fff7ed;
}

.product-card-title{
  margin: 0;
  font-size: 1.1rem;
  color: #111827;
  font-weight: 800;
  line-height: 1.35;
}

.product-spec-card{
  position: absolute;
  z-index: 10;
  top: .7rem;
  right: .7rem;
  bottom: 4.75rem;
  left: .7rem;
  min-height: 0;
  padding: 1.05rem;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(203, 213, 225, .9);
  border-left-width: 5px;
  border-radius: 5px 19px 19px 5px;
  background:
    radial-gradient(circle at 100% 0, rgba(255, 138, 61, .18), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 255, .98), rgba(248, 250, 252, .97));
  box-shadow:
    inset 16px 0 24px rgba(15, 23, 42, .07),
    18px 22px 48px rgba(15, 23, 42, .2);
  opacity: 0;
  visibility: hidden;
  transform: rotateY(-86deg) translateX(-10px);
  transform-origin: left center;
  backface-visibility: hidden;
  will-change: transform, opacity;
  transition:
    opacity .16s ease,
    visibility 0s linear .58s,
    transform .58s cubic-bezier(.22, .72, .18, 1);
  overflow: hidden;
}

.product-spec-card::before{
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, #ff8a3d, #fb7185, #8b5cf6);
}

.product-spec-card::after{
  content: "";
  position: absolute;
  z-index: -1;
  top: 4px;
  bottom: 0;
  left: 0;
  width: 22px;
  background: linear-gradient(90deg, rgba(15, 23, 42, .12), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.product-spec-header{
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: .7rem;
  align-items: center;
  padding-bottom: .85rem;
  border-bottom: 1px solid #e5e7eb;
}

.product-spec-icon{
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 138, 61, .3);
  border-radius: 12px;
  color: #9a3412;
  background: #fff7ed;
  font-size: 1.05rem;
  box-shadow: 0 8px 16px rgba(255, 138, 61, .12);
}

.product-spec-eyebrow{
  display: block;
  margin-bottom: .18rem;
  color: #9a3412;
  font-size: .66rem;
  font-weight: 850;
  letter-spacing: .13em;
  line-height: 1.2;
  text-transform: uppercase;
}

.product-spec-heading{
  margin: 0;
  overflow: hidden;
  color: #0f172a;
  font-size: .95rem;
  font-weight: 800;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-spec-list{
  min-height: 0;
  margin: .45rem -.35rem 0 0;
  padding-right: .35rem;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 138, 61, .65) #eef2f7;
}

.product-spec-list::-webkit-scrollbar{
  width: 6px;
}

.product-spec-list::-webkit-scrollbar-track{
  border-radius: 999px;
  background: #eef2f7;
}

.product-spec-list::-webkit-scrollbar-thumb{
  border-radius: 999px;
  background: rgba(255, 138, 61, .72);
}

.product-spec-row{
  display: grid;
  grid-template-columns: minmax(88px, .78fr) minmax(0, 1.22fr);
  gap: .7rem;
  align-items: start;
  padding: .62rem .15rem;
  border-bottom: 1px solid #edf1f5;
}

.product-spec-row:last-child{
  border-bottom: 0;
}

.product-spec-row dt,
.product-spec-row dd{
  min-width: 0;
  margin: 0;
}

.product-spec-row dt{
  padding-top: .23rem;
  color: #475569;
  font-size: .76rem;
  font-weight: 800;
  line-height: 1.35;
}

.product-spec-row dd{
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: .3rem;
}

.product-spec-value{
  max-width: 100%;
  padding: .22rem .48rem;
  overflow-wrap: anywhere;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
  color: #0f172a;
  background: #ffffff;
  box-shadow: 0 3px 8px rgba(15, 23, 42, .05);
  font-size: .73rem;
  font-weight: 700;
  line-height: 1.35;
  text-align: right;
}

.product-spec-empty{
  margin: auto 0;
  padding: 1rem;
  border: 1px dashed #cbd5e1;
  border-radius: 14px;
  color: #64748b;
  background: rgba(248, 250, 252, .82);
  font-size: .82rem;
  line-height: 1.55;
  text-align: center;
}

@media (hover: hover) and (pointer: fine){
  .box_article:hover .product-spec-card{
    opacity: 1;
    visibility: visible;
    transform: rotateY(0) translateX(0);
    transition-delay: 0s;
  }
}

.product-selection-label{
  margin: 1rem 0 .35rem;
  color: #64748b;
  font-size: .7rem;
  font-weight: 850;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.product-combination-details{
  display: grid;
  gap: 0;
  margin: 0;
  padding: .25rem .8rem;
  border: 1px solid #e7edf3;
  border-radius: 14px;
  background: #f8fafc;
}

.product-combination-row{
  display: grid;
  grid-template-columns: minmax(105px, .9fr) minmax(0, 1.1fr);
  gap: .75rem;
  align-items: center;
  padding: .56rem 0;
  border-bottom: 1px solid #edf1f5;
  font-size: .82rem;
  line-height: 1.35;
}

.product-combination-row:last-child{
  border-bottom: 0;
}

.product-combination-row dt,
.product-combination-row dd{
  min-width: 0;
  margin: 0;
}

.product-combination-row dt{
  color: #334155;
}

.product-combination-row dd{
  color: #111827;
  font-weight: 650;
  text-align: right;
  overflow-wrap: anywhere;
}

.buttom_products{
  margin-top: 0;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid #d1d5db;
  background: var(--ov-btn);
  color: var(--ov-btnText);
  font-weight: 650;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(15, 23, 42, .06);
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
}

.product-card-actions{
  position: relative;
  z-index: 11;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .65rem;
  margin: 0;
  padding: .45rem 1.15rem 1.15rem;
  background: #ffffff;
}

.buttom_products_secondary{
  background: #ffffff;
  border-color: var(--accent-category);
  color: #9a3412;
}

.buttom_products:hover{
  background: var(--accent-category);
  color: #111;
  transform: translateY(-2px);
  border-color: var(--accent-category);
}

/* MOBILE FILTER BUTTON */

.filters-btn{
  position: fixed;
  z-index: 1001;
  left: 1.5rem;
  bottom: 1rem;
  background: var(--accent-category);
  color: #111;
  font-weight: 700;
  padding: .7rem .95rem;
  border-radius: 50px;
  box-shadow: 0 10px 25px rgba(15, 23, 42, .18);
  cursor: pointer;
  display: none;
}

.filters-btn::before{
  content: "⚙︎ Filters";
}

.filters-toggle{
  position: fixed;
  width: 1px;
  height: 1px;
  opacity: 0;
}

/* CATEGORY ACCORDION */

.category-list{
  gap: .7rem;
}

.category-accordion-item{
  border-radius: 16px;
  background: #ffffff;
  border: 1px solid rgba(255, 138, 61, .22);
  overflow: hidden;
}

.category-accordion-btn{
  width: 100%;
  min-height: 48px;
  padding: .75rem .9rem;
  border: 0;
  background: #fff7ed;
  color: #1f2937;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  cursor: pointer;
  font-weight: 800;
  text-align: left;
}

.category-accordion-btn:hover{
  background: #ffedd5;
}

.category-accordion-icon{
  width: 24px;
  height: 24px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: var(--accent-category);
  color: #111827;
  font-size: 1rem;
  font-weight: 900;
  flex-shrink: 0;
}

.category-groups{
  display: none;
  padding: .7rem;
  background: #ffffff;
  border-top: 1px solid rgba(255, 138, 61, .18);
}

.category-accordion-item.is-open .category-groups{
  display: grid;
  gap: .5rem;
}

.category-groups label{
  min-height: 42px;
  padding: .65rem .75rem;
  border-radius: 12px;
  background: #f9fafb;
  border: 1px solid #edf1f5;
}

.category-groups input[type="checkbox"]{
  accent-color: var(--accent-category);
}


/* QUANTITY PILLS */

.quantity-pills{
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: .6rem;
}

.quantity-pills li{
  flex: 0 0 auto;
}

.quantity-pills label{
  min-height: 40px;
  padding: .65rem 1rem;
  border-radius: 999px;
  background: #ffffff;
  border: 1px solid rgba(37, 99, 235, .30);
  color: #1f2937;
  font-weight: 700;
  justify-content: center;
}

.quantity-pills label:hover{
  background: #eff6ff;
  border-color: rgba(37, 99, 235, .55);
}

.quantity-pills input[type="checkbox"]{
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.quantity-pills label:has(input[type="checkbox"]:checked){
  border-color: var(--accent-quantity);
  background: #eff6ff;
  color: var(--accent-quantity);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, .08);
}

/* PRICE RANGE */

.price-range-box{
  padding: .85rem;
  border-radius: 16px;
  background: #f9fafb;
  border: 1px solid #edf1f5;
}

.price-range-top{
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: .85rem;
}

.price-range-top span{
  color: var(--ov-muted);
  font-size: .88rem;
  font-weight: 700;
}

.price-range-top strong{
  color: var(--accent-price);
  font-size: 1rem;
}

#priceRange{
  width: 100%;
  accent-color: var(--accent-price);
  cursor: pointer;
}

.price-range-labels{
  display: flex;
  justify-content: space-between;
  margin-top: .45rem;
  color: var(--ov-muted);
  font-size: .78rem;
  font-weight: 700;
}

/* RESPONSIVE */

@media (max-width: 1280px){
  .products{
    grid-template-columns: 260px minmax(0, 1fr);
  }

  .articles{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px){
  .products{
    grid-template-columns: 1fr;
  }
}

@media (max-width: 899px){
  .filters-btn{
    display: inline-flex;
  }

  .filter_products{
    position: fixed;
    z-index: 1000;
    top: 90px;
    left: 0;
    bottom: 0;
    width: min(86vw, 340px);
    max-height: calc(100vh - 100px);
    transform: translateX(-110%);
    transition: transform .28s ease;
    border-radius: 0 24px 24px 0;
  }

  .filters-toggle:checked ~ .filter_products{
    transform: translateX(0);
  }

  .filters-toggle:checked ~ .filters-btn::before{
    content: "✕ Close";
  }
}

@media (max-width: 820px){
  .articles{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (hover: none){
  .product-media-control{
    opacity: 1;
    transform: translateY(-50%) scale(1);
  }
}

@media (prefers-reduced-motion: reduce){
  .box_article,
  .product-media-control,
  .product-spec-card{
    transition: none;
  }
}

@media (max-width: 640px){
  .products{
    width: min(96%, 1840px);
    padding: 12px;
  }

  .articles{
    grid-template-columns: 1fr;
  }

  .product-card-media{
    height: 250px;
  }

  .products-search-controls{
    grid-template-columns: 1fr;
  }

  .products-search-controls button{
    width: 100%;
  }
}