/* ==========================================================================
   KASA3 — Components
   ========================================================================== */

/* ---------- Header ---------- */
.site-header{
  position:fixed;
  top:0; left:0; right:0;
  z-index:200;
  height:var(--header-h);
  display:flex;
  align-items:center;
  transition: height var(--dur-med) var(--ease-editorial),
              background-color var(--dur-med) var(--ease-editorial),
              backdrop-filter var(--dur-med) var(--ease-editorial),
              border-color var(--dur-med) var(--ease-editorial);
  background:transparent;
  border-bottom:1px solid transparent;
}
.site-header.is-solid{
  background:rgba(5,5,5,0.82);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--ink-line);
}
.site-header.is-compact{ height:var(--header-h-compact); }

.site-header__inner{
  width:100%;
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:var(--gutter);
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
}

.brand{
  display:inline-flex;
  align-items:center;
  justify-self:start;
}
.brand img{
  height:64px;
  width:auto;
  transition:height var(--dur-med) var(--ease-editorial);
  transform-origin:left center;
}
.site-header.is-compact .brand img{ height:40px; }

.main-nav{
  justify-self:center;
  display:flex;
  align-items:center;
  gap:clamp(20px, 2.4vw, 40px);
}
.main-nav__item{ position:relative; }
.main-nav__link{
  font-size:var(--step--1);
  letter-spacing:0.02em;
  color:var(--text-dim);
  padding:8px 2px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:color var(--dur-fast) var(--ease-editorial);
}
.main-nav__link:hover, .main-nav__link[aria-expanded="true"]{ color:var(--text); }
.main-nav__link .chev{ width:9px; height:9px; opacity:0.7; transition:transform var(--dur-fast) var(--ease-editorial); }
.main-nav__link[aria-expanded="true"] .chev{ transform:rotate(180deg); }

.header-actions{
  justify-self:end;
  display:flex;
  align-items:center;
  gap:6px;
}
.icon-btn{
  position:relative;
  width:38px; height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--text);
  border-radius:var(--r-sm);
  transition:background var(--dur-fast) var(--ease-editorial);
}
.icon-btn:hover{ background:rgba(244,241,232,0.08); }
.icon-btn svg{ width:19px; height:19px; }
.icon-btn__badge{
  position:absolute;
  top:2px; right:2px;
  min-width:16px; height:16px;
  padding:0 3px;
  border-radius:50%;
  background:var(--gold);
  color:var(--ink-950);
  font-size:10px;
  font-weight:600;
  display:flex; align-items:center; justify-content:center;
  line-height:1;
}
.hamburger{ display:none; }

@media (max-width:980px){
  .main-nav{ display:none; }
  .site-header__inner{ grid-template-columns:auto 1fr auto; }
  .hamburger{ display:inline-flex; }
  .brand img{ height:46px; }
  .site-header.is-compact .brand img{ height:34px; }
}

/* ---------- Mega menu ---------- */
.mega-menu{
  position:absolute;
  top:100%;
  left:50%;
  transform:translateX(-50%) translateY(6px);
  width:min(920px, 88vw);
  background:var(--ink-900);
  border:1px solid var(--ink-line);
  border-radius:var(--r-md);
  box-shadow:0 24px 60px rgba(0,0,0,0.45);
  padding:36px;
  display:grid;
  grid-template-columns:1.4fr 1.4fr 1fr;
  gap:32px;
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:opacity var(--dur-med) var(--ease-editorial), transform var(--dur-med) var(--ease-editorial), visibility var(--dur-med);
}
.main-nav__item.is-open .mega-menu{
  opacity:1; visibility:visible; pointer-events:auto;
  transform:translateX(-50%) translateY(0);
}
.mega-col__title{
  font-size:11px;
  letter-spacing:0.08em;
  color:var(--text-faint);
  margin-bottom:14px;
  text-transform:uppercase;
}
.mega-col ul{ display:flex; flex-direction:column; gap:11px; }
.mega-col a{
  font-family:var(--f-display);
  font-size:var(--step-0);
  color:var(--text-dim);
  transition:color var(--dur-fast) var(--ease-editorial);
}
.mega-col a:hover{ color:var(--gold-pale); }
.mega-feature{
  position:relative;
  border-radius:var(--r-md);
  overflow:hidden;
  aspect-ratio:4/5;
}
.mega-feature__caption{
  position:absolute; left:0; right:0; bottom:0;
  padding:18px;
  background:linear-gradient(0deg, rgba(0,0,0,0.72), transparent);
}
.mega-feature__caption p{ font-size:var(--step--1); color:var(--ivory-dim); }
.mega-feature__caption strong{ display:block; font-family:var(--f-display); font-size:var(--step-1); font-weight:500; color:var(--ivory); }

/* ---------- Mobile menu ---------- */
.mobile-menu{
  position:fixed; inset:0;
  z-index:300;
  background:var(--ink-950);
  transform:translateY(-100%);
  transition:transform var(--dur-slow) var(--ease-editorial);
  overflow-y:auto;
}
.mobile-menu.is-open{ transform:translateY(0); }
.mobile-menu__top{
  display:flex; align-items:center; justify-content:space-between;
  padding:22px var(--gutter);
  border-bottom:1px solid var(--ink-line);
}
.mobile-menu__top img{ height:40px; }
.mobile-menu__body{ padding:28px var(--gutter) 60px; }
.mobile-menu__link{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 0;
  border-bottom:1px solid var(--ink-line);
  font-family:var(--f-display);
  font-size:var(--step-2);
}
.mobile-menu__link .chev{
  width:10px;
  height:6px;
  flex:0 0 auto;
  opacity:0.7;
  transition:transform var(--dur-fast) var(--ease-editorial);
}
.mobile-menu__sub{ padding-left:14px; }
.mobile-menu__sub a{
  display:block;
  padding:10px 0;
  color:var(--text-dim);
  font-size:var(--step-0);
}
.mobile-menu__contact{ margin-top:36px; display:flex; flex-direction:column; gap:14px; }

/* ---------- Product card ---------- */
.product-card{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.product-card__frame{
  position:relative;
  aspect-ratio:1/1;
  background:var(--ink-900);
  overflow:hidden;
  border:1px solid var(--ink-line);
}
.product-card__frame-link{ position:absolute; inset:0; display:block; }
.product-card__frame img{
  width:100%; height:100%; object-fit:cover;
  transition:transform var(--dur-slow) var(--ease-editorial), opacity var(--dur-med) var(--ease-editorial);
}
.product-card:hover .product-card__frame img{ transform:scale(1.045); }
.product-card__frame img.img-alt{ position:absolute; inset:0; opacity:0; }
.product-card:hover .product-card__frame img.img-alt{ opacity:1; }
.product-card__tag{
  position:absolute; top:12px; left:12px;
  font-size:11px; letter-spacing:0.04em;
  background:var(--ink-950); color:var(--gold-pale);
  padding:5px 10px; border:1px solid var(--gold-line);
}
.product-card__quick{
  position:absolute; right:12px; bottom:12px;
  opacity:0; transform:translateY(6px);
  transition:opacity var(--dur-fast) var(--ease-editorial), transform var(--dur-fast) var(--ease-editorial);
}
.product-card:hover .product-card__quick,
.product-card:focus-within .product-card__quick{ opacity:1; transform:translateY(0); }
.product-card__brand{ font-size:11px; letter-spacing:0.05em; color:var(--text-faint); }
.product-card__name{ font-family:var(--f-display); font-size:var(--step-1); font-weight:500; }
.product-card__price-row{ display:flex; align-items:baseline; gap:9px; }
.product-card__price{ font-size:var(--step-1); }
.product-card__price-old{ font-size:var(--step--1); color:var(--text-faint); text-decoration:line-through; }
.product-card__installments{ font-size:12px; color:var(--text-faint); }
.product-card__stock{ font-size:12px; color:var(--gold-pale); }
.product-card__stock.is-low{ color:#c97d54; }

/* Placeholder photography — generated, on-brand, replaceable */
.ph-media{
  width:100%; height:100%;
  position:relative;
  background-size:cover;
  background-position:center;
}
.ph-media::after{
  content:"";
  position:absolute; inset:0;
  background-image:
    radial-gradient(ellipse at 30% 20%, rgba(244,241,232,0.05), transparent 55%),
    linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.18) 100%);
}

/* ---------- Section header pattern ---------- */
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:clamp(28px, 4vw, 56px);
}
.section-head .lede{ margin-top:14px; }
@media (max-width:700px){
  .section-head{ flex-direction:column; align-items:flex-start; }
}

/* ---------- Filters (shop sidebar) ---------- */
.filter-group{ padding-block:22px; border-bottom:1px solid var(--ink-line); }
.filter-group__title{
  display:flex; align-items:center; justify-content:space-between;
  width:100%; text-align:left;
  font-family:var(--f-display); font-size:var(--step-0); font-weight:500;
  color:var(--text);
  cursor:pointer;
  margin-bottom:16px;
}
.filter-group__title .chev{ width:10px; height:10px; transition:transform var(--dur-fast) var(--ease-editorial); }
.filter-group.is-collapsed .filter-group__title .chev{ transform:rotate(-90deg); }
.filter-group.is-collapsed .filter-group__body{ display:none; }
.checkbox-row{
  display:flex; align-items:center; gap:10px;
  padding-block:6px;
  font-size:var(--step--1);
  color:var(--text-dim);
  cursor:pointer;
}
.checkbox-row input{ accent-color:var(--gold); width:15px; height:15px; }
.checkbox-row .count{ margin-left:auto; color:var(--text-faint); }
.price-inputs{ display:flex; align-items:center; gap:10px; }
.price-inputs input{ width:100%; }

.active-filters{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:20px; }
.filter-chip{
  display:inline-flex; align-items:center; gap:8px;
  border:1px solid var(--ink-line-strong);
  padding:7px 12px;
  font-size:12px;
  color:var(--text-dim);
}
.filter-chip button{ color:var(--text-faint); }
.filter-chip button:hover{ color:var(--text); }

/* ---------- Cart drawer ---------- */
.cart-drawer-overlay{
  position:fixed; inset:0;
  background:rgba(2,2,2,0.55);
  z-index:400;
  opacity:0; visibility:hidden;
  transition:opacity var(--dur-med) var(--ease-editorial), visibility var(--dur-med);
}
.cart-drawer-overlay.is-open{ opacity:1; visibility:visible; }
.cart-drawer{
  position:fixed; top:0; right:0; bottom:0;
  width:min(440px, 100vw);
  background:var(--ink-900);
  border-left:1px solid var(--ink-line);
  z-index:401;
  display:flex; flex-direction:column;
  transform:translateX(100%);
  transition:transform var(--dur-slow) var(--ease-editorial);
}
.cart-drawer.is-open{ transform:translateX(0); }
.cart-drawer__head{
  display:flex; align-items:center; justify-content:space-between;
  padding:22px 26px;
  border-bottom:1px solid var(--ink-line);
}
.cart-drawer__body{ flex:1; overflow-y:auto; padding:10px 26px; }
.cart-drawer__foot{ padding:22px 26px 28px; border-top:1px solid var(--ink-line); }

.cart-line{
  display:grid;
  grid-template-columns:76px 1fr auto;
  gap:14px;
  padding:18px 0;
  border-bottom:1px solid var(--ink-line);
}
.cart-line__frame{ width:76px; height:76px; background:var(--ink-800); overflow:hidden; }
.cart-line__frame img{ width:100%; height:100%; object-fit:cover; }
.cart-line__name{ font-family:var(--f-display); font-size:var(--step-0); }
.cart-line__brand{ font-size:11px; color:var(--text-faint); }
.cart-line__qty{
  display:inline-flex; align-items:center; border:1px solid var(--ink-line-strong); margin-top:8px;
}
.cart-line__qty button{ width:26px; height:26px; display:flex; align-items:center; justify-content:center; color:var(--text-dim); }
.cart-line__qty button:hover{ color:var(--text); }
.cart-line__qty span{ min-width:24px; text-align:center; font-size:var(--step--1); }
.cart-line__price{ text-align:right; font-size:var(--step-0); white-space:nowrap; }
.cart-line__remove{ font-size:11px; color:var(--text-faint); margin-top:10px; display:inline-block; }
.cart-line__remove:hover{ color:var(--gold-pale); }

.cart-empty{ padding:60px 0; text-align:center; color:var(--text-faint); }
.cart-empty svg{ margin:0 auto 18px; opacity:0.5; }

.summary-row{ display:flex; align-items:center; justify-content:space-between; padding:8px 0; font-size:var(--step--1); color:var(--text-dim); }
.summary-row.total{ font-size:var(--step-1); color:var(--text); padding-top:14px; margin-top:6px; border-top:1px solid var(--ink-line); }

/* ---------- Search overlay ---------- */
.search-overlay{
  position:fixed; inset:0;
  background:rgba(5,5,5,0.92);
  backdrop-filter:blur(6px);
  z-index:350;
  opacity:0; visibility:hidden;
  transition:opacity var(--dur-med) var(--ease-editorial), visibility var(--dur-med);
  padding-top:min(14vh, 140px);
}
.search-overlay.is-open{ opacity:1; visibility:visible; }
.search-overlay__box{ max-width:720px; margin-inline:auto; padding-inline:var(--gutter); }
.search-overlay__input-row{
  display:flex; align-items:center; gap:16px;
  border-bottom:1px solid var(--ink-line-strong);
  padding-bottom:16px;
}
.search-overlay__input-row input{
  flex:1; background:transparent; border:none; outline:none;
  font-family:var(--f-display); font-size:var(--step-3); color:var(--text);
}
.search-overlay__input-row input::placeholder{ color:var(--text-faint); }
.search-overlay__hint{ margin-top:18px; font-size:12px; color:var(--text-faint); }
.search-overlay__suggestions{ margin-top:34px; display:flex; flex-direction:column; gap:2px; }
.search-overlay__suggestions a{
  display:flex; justify-content:space-between; padding:12px 0;
  border-bottom:1px solid var(--ink-line);
  font-family:var(--f-display); font-size:var(--step-1);
}
.search-overlay__suggestions a span{ font-family:var(--f-body); font-size:12px; color:var(--text-faint); align-self:center; }

/* ---------- Cookie banner ---------- */
.cookie-banner{
  position:fixed; left:0; right:0; bottom:0; z-index:500;
  display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:18px;
  background:var(--ink-950); border-top:1px solid var(--ink-line-strong);
  padding:18px clamp(20px, 4vw, 64px);
}
.cookie-banner__text{ max-width:640px; font-size:var(--step--1); color:var(--text-dim); }
.cookie-banner__text strong{ display:block; color:var(--text); margin-bottom:4px; }
.cookie-banner__actions{ display:flex; gap:10px; flex-wrap:wrap; }
@media (max-width:640px){ .cookie-banner{ flex-direction:column; align-items:stretch; } .cookie-banner__actions{ justify-content:stretch; } .cookie-banner__actions .btn{ flex:1; } }

/* ---------- Toast ---------- */
.toast{
  position:fixed; left:50%; bottom:28px; transform:translate(-50%, 20px);
  background:var(--ivory); color:var(--ink-950);
  padding:14px 22px;
  font-size:var(--step--1);
  z-index:500;
  opacity:0; pointer-events:none;
  transition:opacity var(--dur-fast) var(--ease-editorial), transform var(--dur-fast) var(--ease-editorial);
  display:flex; align-items:center; gap:10px;
}
.toast.is-visible{ opacity:1; transform:translate(-50%, 0); }

/* ---------- Empty / loading / error states ---------- */
.state-block{
  padding:80px 20px;
  text-align:center;
  color:var(--text-faint);
}
.state-block h3{ color:var(--text); margin-bottom:10px; }
.state-block p{ max-width:44ch; margin-inline:auto; }
.spinner{
  width:22px; height:22px;
  border:2px solid var(--ink-line-strong);
  border-top-color:var(--gold);
  border-radius:50%;
  animation:spin 0.8s linear infinite;
  margin-inline:auto;
}
@keyframes spin{ to{ transform:rotate(360deg); } }

/* ---------- Breadcrumb ---------- */
.breadcrumb{ display:flex; gap:8px; align-items:center; font-size:12px; color:var(--text-faint); }
.breadcrumb a:hover{ color:var(--text-dim); }
.breadcrumb .sep{ opacity:0.5; }

/* ---------- Footer ---------- */
.site-footer{ background:var(--ink-950); border-top:1px solid var(--ink-line); padding-top:clamp(56px, 7vw, 100px); }
.footer-top{
  display:grid;
  grid-template-columns:1.4fr repeat(4, 1fr);
  gap:40px;
  padding-bottom:56px;
  border-bottom:1px solid var(--ink-line);
}
.footer-brand img{ height:56px; margin-bottom:18px; }
.footer-brand p{ color:var(--text-faint); font-size:var(--step--1); max-width:30ch; }
.footer-col__title{ font-size:12px; letter-spacing:0.05em; color:var(--text-faint); margin-bottom:18px; text-transform:uppercase; }
.footer-col ul{ display:flex; flex-direction:column; gap:11px; }
.footer-col a{ font-size:var(--step--1); color:var(--text-dim); }
.footer-col a:hover{ color:var(--gold-pale); }
.footer-bottom{
  display:flex; align-items:center; justify-content:space-between;
  padding-block:26px;
  font-size:12px; color:var(--text-faint);
  flex-wrap:wrap; gap:14px;
}
.footer-legal{ display:flex; gap:20px; flex-wrap:wrap; }
.footer-social{ display:flex; gap:14px; }
.footer-social a{ color:var(--text-dim); }
.footer-social a:hover{ color:var(--gold-pale); }

@media (max-width:980px){
  .footer-top{ grid-template-columns:1fr 1fr; }
  .footer-brand{ grid-column:1/-1; }
}
@media (max-width:560px){
  .footer-top{ grid-template-columns:1fr 1fr; gap:32px; }
}

/* ---------- Stepper (checkout) ---------- */
.stepper{ display:flex; gap:6px; margin-bottom:48px; }
.stepper__item{
  flex:1; padding-bottom:14px;
  border-bottom:2px solid var(--ink-line-strong);
  color:var(--text-faint);
  font-size:12px; letter-spacing:0.03em;
  display:flex; flex-direction:column; gap:8px;
}
.stepper__item .num{ font-family:var(--f-display); font-size:var(--step-1); color:var(--text-faint); }
.stepper__item.is-active{ border-color:var(--gold); color:var(--text); }
.stepper__item.is-active .num{ color:var(--gold-pale); }
.stepper__item.is-done{ border-color:var(--gold-line); color:var(--text-dim); }
@media (max-width:700px){
  .stepper__item span.label-text{ display:none; }
}

/* ---------- Gallery (PDP) ---------- */
.gallery{ display:grid; grid-template-columns:88px 1fr; gap:16px; }
.gallery__thumbs{ display:flex; flex-direction:column; gap:10px; }
.gallery__thumb{
  aspect-ratio:1/1; overflow:hidden; border:1px solid var(--ink-line); cursor:pointer;
  transition:border-color var(--dur-fast) var(--ease-editorial);
}
.gallery__thumb.is-active{ border-color:var(--gold); }
.gallery__thumb img, .gallery__thumb video{ width:100%; height:100%; object-fit:cover; display:block; }
.gallery__main{ aspect-ratio:1/1; overflow:hidden; background:var(--ink-900); border:1px solid var(--ink-line); position:relative; }
.gallery__main img, .gallery__main video{ width:100%; height:100%; object-fit:cover; }
@media (max-width:700px){
  .gallery{ grid-template-columns:1fr; }
  .gallery__thumbs{ flex-direction:row; overflow-x:auto; }
  .gallery__thumbs .gallery__thumb{ min-width:64px; width:64px; }
}

/* ---------- Accordion (PDP) ---------- */
.accordion-item{ border-bottom:1px solid var(--ink-line); }
.accordion-item__head{
  width:100%; display:flex; align-items:center; justify-content:space-between;
  padding:20px 0; font-family:var(--f-display); font-size:var(--step-1);
}
.accordion-item__head .chev{ width:11px; height:11px; transition:transform var(--dur-fast) var(--ease-editorial); }
.accordion-item.is-open .accordion-item__head .chev{ transform:rotate(180deg); }
.accordion-item__body{ display:grid; grid-template-rows:0fr; transition:grid-template-rows var(--dur-med) var(--ease-editorial); }
.accordion-item.is-open .accordion-item__body{ grid-template-rows:1fr; }
.accordion-item__body-inner{ overflow:hidden; }
.accordion-item__body p, .accordion-item__body ul{ padding-bottom:22px; color:var(--text-dim); font-size:var(--step--1); }
.spec-row{ display:flex; justify-content:space-between; padding:9px 0; border-bottom:1px solid var(--ink-line); font-size:var(--step--1); }
.spec-row span:first-child{ color:var(--text-faint); }

/* ---------- Sort / toolbar ---------- */
.shop-toolbar{
  display:flex; align-items:center; justify-content:space-between; gap:18px;
  padding-bottom:22px; margin-bottom:30px; border-bottom:1px solid var(--ink-line);
  flex-wrap:wrap;
}
.shop-toolbar__count{ font-size:var(--step--1); color:var(--text-faint); }
.select-wrap{ position:relative; display:inline-flex; align-items:center; }
.select-wrap select{
  appearance:none; background:transparent; border:1px solid var(--ink-line-strong);
  padding:9px 32px 9px 14px; font-size:var(--step--1); border-radius:var(--r-sm);
}
.select-wrap svg{ position:absolute; right:12px; width:10px; height:10px; pointer-events:none; }
.mobile-filter-trigger{ display:none; }
@media (max-width:900px){
  .mobile-filter-trigger{ display:inline-flex; }
  .shop-filters-desktop{ display:none; }
}

/* Mobile filter panel */
.filter-panel-overlay{
  position:fixed; inset:0; background:rgba(2,2,2,0.55); z-index:400;
  opacity:0; visibility:hidden; transition:opacity var(--dur-med), visibility var(--dur-med);
}
.filter-panel-overlay.is-open{ opacity:1; visibility:visible; }
.filter-panel{
  position:fixed; left:0; top:0; bottom:0; width:min(360px,88vw);
  background:var(--ink-900); border-right:1px solid var(--ink-line); z-index:401;
  transform:translateX(-100%); transition:transform var(--dur-slow) var(--ease-editorial);
  display:flex; flex-direction:column;
}
.filter-panel.is-open{ transform:translateX(0); }
.filter-panel__head{ display:flex; justify-content:space-between; align-items:center; padding:22px 24px; border-bottom:1px solid var(--ink-line); }
.filter-panel__body{ flex:1; overflow-y:auto; padding:0 24px; }
.filter-panel__foot{ padding:20px 24px 26px; border-top:1px solid var(--ink-line); }