/* =========================================================
   ZYTONA — Premium Nav + Footer
   Megamenu · Search overlay · Region dropdown · Cart icon
   Newsletter footer · Regional bar
   Inspired by: Apple, Bang & Olufsen, Loewe, Roborock
   ========================================================= */

/* ════════════════════════════════════════════════════
   MEGAMENU — full-width drawer below the nav
   ════════════════════════════════════════════════════ */
.has-mega{position:static;}
.mega-trigger{cursor:pointer;}

.megamenu{
  position:absolute;
  top:64px; left:0; right:0;
  background:var(--white);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:48px 40px 56px;
  opacity:0;
  visibility:hidden;
  transform:translateY(-8px);
  transition:opacity .3s var(--ease-out), transform .3s var(--ease-out), visibility .3s;
  z-index:999;
  box-shadow:0 24px 60px -20px rgba(0,0,0,0.12);
}
.megamenu.open{opacity:1; visibility:visible; transform:translateY(0);}

.mega-inner{
  max-width:1480px;
  margin:0 auto;
  display:grid;
  grid-template-columns:200px 1fr 240px;
  gap:48px;
  align-items:start;
}

.mega-overline{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:0.18em;
  text-transform:uppercase;
  color:var(--grey-500);
  margin-bottom:8px;
  font-weight:500;
}
.mega-title{
  font-size:24px;
  font-weight:700;
  letter-spacing:-0.018em;
  margin-bottom:14px;
  color:var(--black);
}
.mega-desc{
  font-size:13px;
  line-height:1.5;
  color:var(--grey-600);
}

.mega-products{
  display:grid;
  gap:8px;
}
.mega-products.cols-3{grid-template-columns:repeat(3,1fr);}
.mega-products.cols-4{grid-template-columns:repeat(4,1fr);}

.mega-card{
  background:var(--grey-50);
  border-radius:10px;
  padding:18px 18px 16px;
  text-align:left;
  transition:background .2s, transform .2s;
  position:relative;
  overflow:hidden;
}
.mega-card:hover{background:var(--grey-100); transform:translateY(-2px);}
.mega-card-img{
  aspect-ratio:1.2/1;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:14px;
  position:relative;
}
.mega-card-img img{
  max-width:80%; max-height:90%;
  object-fit:contain;
  transition:transform .35s var(--ease);
}
.mega-card:hover .mega-card-img img{transform:scale(1.05);}
.mega-card-tag{
  font-family:var(--mono);
  font-size:10px;
  letter-spacing:0.16em;
  text-transform:uppercase;
  color:var(--olive);
  font-weight:500;
  margin-bottom:4px;
}
.mega-card-name{
  font-size:16px;
  font-weight:600;
  letter-spacing:-0.008em;
  color:var(--black);
  margin-bottom:2px;
}
.mega-card-spec{
  font-size:12px;
  color:var(--grey-600);
  line-height:1.4;
}
.mega-card-cta{
  display:inline-flex; align-items:center; gap:6px;
  margin-top:10px;
  font-size:11.5px;
  font-weight:500;
  color:var(--black);
}
.mega-card:hover .mega-card-cta{color:var(--olive);}

.mega-side{
  background:var(--olive-tint);
  border-radius:10px;
  padding:24px;
  height:100%;
  display:flex; flex-direction:column;
}
.mega-side-img{
  margin:-24px -24px 16px;
  aspect-ratio:4/3;
  overflow:hidden;
  border-radius:10px 10px 0 0;
}
.mega-side-img img{width:100%; height:100%; object-fit:cover;}
.mega-side h5{
  font-size:14px;
  font-weight:600;
  margin-bottom:8px;
  letter-spacing:-0.005em;
}
.mega-side p{
  font-size:12.5px;
  color:var(--grey-700);
  line-height:1.5;
  margin-bottom:14px;
  flex:1;
}
.mega-side a{
  font-size:12px;
  font-weight:500;
  color:var(--olive);
  display:inline-flex; align-items:center; gap:6px;
}

.mega-foot{
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid var(--line);
  display:flex; gap:32px;
  justify-content:flex-end;
}
.mega-foot a{
  font-size:12px;
  font-weight:500;
  color:var(--grey-700);
  display:inline-flex; align-items:center; gap:6px;
}
.mega-foot a:hover{color:var(--olive);}

/* Backdrop when megamenu is open (slight darken behind) */
.mega-backdrop{
  position:fixed; inset:64px 0 0 0;
  background:rgba(0,0,0,0.18);
  z-index:998;
  opacity:0;
  visibility:hidden;
  transition:opacity .3s, visibility .3s;
}
.mega-backdrop.show{opacity:1; visibility:visible;}

/* ════════════════════════════════════════════════════
   SEARCH OVERLAY (full-screen, Apple-style)
   ════════════════════════════════════════════════════ */
.search-overlay{
  position:fixed; inset:0;
  background:rgba(255,255,255,0.98);
  backdrop-filter:blur(20px);
  z-index:2000;
  opacity:0;
  visibility:hidden;
  transition:opacity .3s, visibility .3s;
}
.search-overlay.open{opacity:1; visibility:visible;}
.search-inner{
  max-width:760px;
  margin:140px auto 0;
  padding:0 32px;
}
.search-input-wrap{
  display:flex; align-items:center; gap:14px;
  border-bottom:1px solid var(--black);
  padding-bottom:14px;
}
.search-input-wrap svg{flex-shrink:0; color:var(--black);}
.search-input{
  flex:1;
  border:none;
  background:transparent;
  font-family:var(--sans);
  font-size:32px;
  font-weight:500;
  letter-spacing:-0.018em;
  color:var(--black);
  outline:none;
}
.search-input::placeholder{color:var(--grey-400);}
.search-close{
  font-family:var(--sans);
  font-size:13px;
  font-weight:500;
  color:var(--grey-700);
  cursor:pointer;
  padding:8px 12px;
}

.search-suggest{margin-top:36px;}
.search-suggest-label{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:0.18em;
  text-transform:uppercase;
  color:var(--grey-500);
  margin-bottom:14px;
  font-weight:500;
}
.search-suggest-list{display:flex; flex-direction:column; gap:0;}
.search-suggest-list a{
  padding:14px 0;
  border-bottom:1px solid var(--line);
  font-size:16px;
  font-weight:500;
  color:var(--black);
  display:flex; align-items:center; justify-content:space-between;
  transition:padding-left .2s;
}
.search-suggest-list a:hover{padding-left:8px; color:var(--olive);}

/* ════════════════════════════════════════════════════
   REGION / LANGUAGE DROPDOWN
   ════════════════════════════════════════════════════ */
.region-trigger{
  display:flex; align-items:center; gap:6px;
  font-size:13px;
  font-weight:500;
  color:var(--black);
  padding:8px 12px;
  border-radius:100px;
  cursor:pointer;
  transition:background .2s;
}
.region-trigger:hover{background:var(--grey-100);}
.region-flag{font-size:14px; line-height:1;}
.region-trigger svg{width:9px; height:9px; opacity:.6;}

.region-dropdown{
  position:absolute;
  top:48px; right:0;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:12px;
  padding:8px;
  min-width:240px;
  box-shadow:0 16px 40px -12px rgba(0,0,0,0.15);
  opacity:0;
  visibility:hidden;
  transform:translateY(-6px);
  transition:opacity .25s, transform .25s, visibility .25s;
  z-index:999;
}
.region-dropdown.open{opacity:1; visibility:visible; transform:translateY(0);}

.region-section{padding:12px 8px 8px;}
.region-section + .region-section{border-top:1px solid var(--line); margin-top:4px;}
.region-section-label{
  font-family:var(--mono);
  font-size:10px;
  letter-spacing:0.18em;
  text-transform:uppercase;
  color:var(--grey-500);
  margin-bottom:8px;
  font-weight:500;
}
.region-option{
  display:flex; align-items:center; gap:12px;
  padding:8px 10px;
  border-radius:8px;
  font-size:13px;
  font-weight:500;
  color:var(--black);
  cursor:pointer;
  transition:background .15s;
  width:100%;
  text-align:left;
}
.region-option:hover{background:var(--grey-100);}
.region-option.active{background:var(--olive-tint);}
.region-option .check{margin-left:auto; color:var(--olive); font-weight:600;}

/* ════════════════════════════════════════════════════
   CART ICON (with notification dot)
   ════════════════════════════════════════════════════ */
.cart-icon{position:relative;}
.cart-badge{
  position:absolute;
  top:4px; right:4px;
  width:8px; height:8px;
  background:var(--olive);
  border-radius:50%;
  border:2px solid var(--white);
}

/* ════════════════════════════════════════════════════
   STICKY PRODUCT SUB-NAV
   Appears below main nav on PDP pages once scrolled past hero
   ════════════════════════════════════════════════════ */
.subnav-product{
  position:sticky;
  top:64px;
  z-index:900;
  background:rgba(255,255,255,0.96);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transform:translateY(-100%);
  transition:transform .35s var(--ease-out);
}
.subnav-product.show{transform:translateY(0);}
.subnav-product-inner{
  max-width:1480px;
  margin:0 auto;
  padding:0 40px;
  height:52px;
  display:flex; align-items:center; justify-content:space-between;
  gap:24px;
}
.subnav-product-name{
  font-size:14px;
  font-weight:600;
  letter-spacing:-0.005em;
  color:var(--black);
}
.subnav-product-pills{
  display:flex; gap:4px;
  background:var(--grey-100);
  border-radius:100px;
  padding:3px;
}
.subnav-product-pills a{
  padding:7px 16px;
  border-radius:100px;
  font-size:12.5px;
  font-weight:500;
  color:var(--grey-700);
  transition:all .2s;
}
.subnav-product-pills a:hover{color:var(--black);}
.subnav-product-pills a.active{background:var(--black); color:var(--white);}
.subnav-product-cta{
  font-size:13px;
  font-weight:500;
  color:var(--black);
  padding:8px 20px;
  border:1px solid var(--black);
  border-radius:100px;
  transition:all .2s;
}
.subnav-product-cta:hover{background:var(--black); color:var(--white);}

/* ════════════════════════════════════════════════════
   PREMIUM FOOTER (Newsletter + 5 cols + regional bar)
   ════════════════════════════════════════════════════ */
footer{
  background:#0a0a0a;
  color:var(--white);
  padding:0;
}

/* Newsletter band at top of footer */
.footer-newsletter{
  border-bottom:1px solid #1a1a1a;
  padding:48px 0;
}
.footer-newsletter-inner{
  max-width:1480px;
  margin:0 auto;
  padding:0 40px;
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:60px;
  align-items:center;
}
.footer-newsletter h3{
  font-size:32px;
  font-weight:700;
  letter-spacing:-0.018em;
  margin-bottom:8px;
  color:var(--white);
}
.footer-newsletter p{
  font-size:14px;
  color:rgba(255,255,255,0.55);
  max-width:460px;
}
.newsletter-form{
  display:flex;
  background:rgba(255,255,255,0.05);
  border:1px solid #2a2a2a;
  border-radius:100px;
  padding:6px 6px 6px 24px;
  align-items:center;
  transition:border-color .2s;
}
.newsletter-form:focus-within{border-color:var(--olive-light);}
.newsletter-form input{
  flex:1;
  background:transparent;
  border:none;
  outline:none;
  color:var(--white);
  font-family:var(--sans);
  font-size:14px;
  font-weight:400;
  padding:14px 12px;
}
.newsletter-form input::placeholder{color:var(--grey-500);}
.newsletter-form button{
  background:var(--olive);
  color:var(--white);
  border:none;
  border-radius:100px;
  padding:12px 24px;
  font-size:13px;
  font-weight:500;
  cursor:pointer;
  display:inline-flex; align-items:center; gap:8px;
  transition:background .25s;
}
.newsletter-form button:hover{background:var(--olive-dark);}

/* Main footer 5-col grid */
.footer-main{
  border-bottom:1px solid #1a1a1a;
  padding:64px 0 56px;
}
.footer-grid{
  max-width:1480px;
  margin:0 auto;
  padding:0 40px;
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;
  gap:48px;
}
.footer-logo{margin-bottom:16px;}
.footer-logo svg{height:24px; width:auto;}
.footer-tag{
  font-size:14px;
  color:rgba(255,255,255,0.55);
  margin-bottom:24px;
  line-height:1.55;
  max-width:340px;
  font-style:normal;
}
.footer-locs{
  display:flex; gap:32px;
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--grey-400);
}
.footer-locs strong{color:var(--white); display:block; margin-bottom:4px; font-weight:500;}

.footer-col h5{
  font-size:13px;
  font-weight:600;
  color:var(--white);
  margin-bottom:18px;
  letter-spacing:-0.005em;
}
.footer-col ul{list-style:none;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{
  font-size:13px;
  color:rgba(255,255,255,0.55);
  transition:color .2s;
  font-weight:400;
  display:inline-flex; align-items:center; gap:8px;
}
.footer-col ul a:hover{color:var(--white);}
.footer-col ul a img{
  width:24px; height:24px;
  object-fit:contain;
  border-radius:4px;
  background:rgba(255,255,255,0.05);
  padding:2px;
  flex-shrink:0;
  opacity:.85;
  transition:opacity .2s;
}
.footer-col ul a:hover img{opacity:1;}

/* Footer certifications row */
.footer-certs{
  border-bottom:1px solid #1a1a1a;
  padding:24px 0;
}
.footer-certs-inner{
  max-width:1480px;
  margin:0 auto;
  padding:0 40px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:24px;
}
.footer-certs-label{
  font-family:var(--mono);
  font-size:10.5px;
  letter-spacing:0.18em;
  text-transform:uppercase;
  color:var(--grey-500);
  font-weight:500;
}
.footer-cert-list{
  display:flex; gap:32px; align-items:center;
  flex-wrap:wrap;
}
.footer-cert{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:0.12em;
  color:rgba(255,255,255,0.6);
  display:flex; align-items:center; gap:8px;
}
.footer-cert::before{
  content:''; width:14px; height:14px;
  background:var(--olive);
  border-radius:3px;
  display:inline-block;
}

/* Regional / language bar at bottom */
.footer-regional{
  padding:20px 0;
  background:#050505;
}
.footer-regional-inner{
  max-width:1480px;
  margin:0 auto;
  padding:0 40px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:20px;
}
.footer-regional-left{
  display:flex; gap:20px; align-items:center;
  font-size:12px;
  color:var(--grey-500);
  flex-wrap:wrap;
}
.footer-regional-left a{color:var(--grey-500); transition:color .2s;}
.footer-regional-left a:hover{color:var(--white);}
.footer-region-toggle{
  display:flex; align-items:center; gap:8px;
  padding:6px 14px;
  border:1px solid #262626;
  border-radius:100px;
  font-size:12px;
  color:var(--white);
  font-weight:500;
  cursor:pointer;
  transition:border-color .2s;
}
.footer-region-toggle:hover{border-color:var(--olive);}
.footer-region-toggle svg{width:9px; height:9px; opacity:.7;}
.footer-socials-bar{display:flex; gap:8px;}
.footer-socials-bar a{
  width:32px; height:32px;
  border:1px solid #262626;
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  color:rgba(255,255,255,0.55);
  transition:all .2s;
}
.footer-socials-bar a:hover{border-color:var(--olive); color:var(--white);}

/* ════════════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════════════ */
@media(max-width:1100px){
  .megamenu, .mega-backdrop, .subnav-product{display:none;}
  .mega-inner{grid-template-columns:1fr;}
  .footer-newsletter-inner{grid-template-columns:1fr; gap:24px;}
  .footer-grid{grid-template-columns:1fr 1fr; gap:32px;}
  .footer-regional-inner{flex-direction:column; align-items:flex-start;}
  .search-input{font-size:24px;}
}
@media(max-width:680px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-newsletter h3{font-size:24px;}
  .newsletter-form{flex-direction:column; border-radius:14px; padding:12px;}
  .newsletter-form button{width:100%; justify-content:center;}
}