/* ===========================================================
   ProductBulkr — shop
   Layout SERP: griglia fluida, card piatta centrata, barra
   filtri faceted, paginazione numerata.
   =========================================================== */

:root{
  --bg:#e5e5e5;            /* sfondo pagina */
  --surface:#fff;          /* card, header, barre */
  --surface-alt:#f4f4f4;   /* input, riempimenti tenui */
  --ink:#1a202e;           /* testo forte */
  --muted:#555;            /* testo secondario */
  --line:#e2e8f0;          /* bordi */
  --accent:#6bae48;        /* verde ProductBulkr */
  --accent-dark:#5d9b3e;
  --link:#0066c0;          /* titoli prodotto */
  --price:#3f3b3b;         /* prezzo pieno */
  --sale:#ef0c0c;          /* prezzo scontato + badge sconto */
  --old:#64748b;           /* prezzo barrato */
  --free:#007600;          /* spedizione gratis */
  --hot:#ff6b00;           /* badge occasione */
  --radius:4px;
  --header-h:76px;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family:Roboto,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
}
a{text-decoration:none;color:inherit}
img{max-width:100%}
.container{max-width:1450px;margin:0 auto;padding:0 16px}

/* ---------- header ---------- */
.site-header{
  height:var(--header-h);
  background:var(--surface);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:100;
}
.site-header__inner{display:flex;align-items:center;gap:24px;height:100%}
.brand{font-weight:800;font-size:22px;color:var(--accent);white-space:nowrap}
.search{display:flex;flex:1;max-width:503px;height:48px}
.search input{
  flex:1;min-width:0;height:100%;padding:0 14px;font-size:15px;
  border:1px solid var(--line);border-right:0;
  border-radius:var(--radius) 0 0 var(--radius);
  background:var(--surface);outline:none;
}
.search input:focus{border-color:var(--accent)}
.search button{
  flex:0 0 auto;height:100%;padding:0 20px;border:0;cursor:pointer;
  background:var(--accent);color:#fff;font-size:16px;font-weight:600;
  border-radius:0 var(--radius) var(--radius) 0;
}
.search button:hover{background:var(--accent-dark)}

/* ---------- tendina lingue ---------- */
.langsw{position:relative;flex:0 0 auto;margin-left:auto}
.langsw__toggle{
  height:36px;padding:0 10px 0 12px;
  display:flex;align-items:center;gap:8px;
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface);font-size:14px;cursor:pointer;list-style:none;
  -webkit-user-select:none;user-select:none;white-space:nowrap;
}
.langsw__toggle::-webkit-details-marker{display:none}
.langsw__toggle::after{content:"▾";color:var(--muted);font-size:11px}
.langsw[open] .langsw__toggle{border-color:var(--accent)}
.langsw[open] .langsw__toggle::after{content:"▴"}
.langsw__code{font-weight:700;font-size:12px;color:var(--accent)}
.langsw__panel{
  position:absolute;top:calc(100% + 4px);right:0;z-index:40;min-width:180px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:0 8px 24px rgba(0,0,0,.14);padding:6px;
}
.langsw__option{
  display:flex;align-items:center;gap:8px;
  min-height:32px;padding:0 8px;border-radius:2px;font-size:14px;
}
.langsw__option:hover{background:var(--surface-alt)}
.langsw__option--current{background:var(--surface-alt);font-weight:600}

/* la home non ha header: la tendina va in una barretta in alto a destra */
.home-topbar{display:flex;justify-content:flex-end;padding:12px 16px 0;flex:0 0 auto}

@media (max-width:700px){
  :root{--header-h:auto}
  .site-header__inner{flex-wrap:wrap;gap:10px;padding:10px 0}
  /* brand, nav e lingua sulla prima riga, ricerca a tutta larghezza sotto */
  .brand{order:1}
  .site-header__nav{order:2}
  .langsw{order:3}
  .search{order:4;max-width:none;flex-basis:100%;height:42px}
  .langsw__name{display:none}
}

/* ---------- barra filtri: controlli chiusi da 36px ---------- */
.filters{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);margin:16px 0;padding:16px;
}
.filters__body{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:16px;align-items:start;
}

/* ogni filtro e' un <details>: si apre senza una riga di JS, e da chiuso
   i suoi input restano nel DOM quindi il form li invia comunque */
.filter{position:relative}
.filter__toggle{
  height:36px;padding:0 12px 0 14px;
  display:flex;align-items:center;gap:8px;
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface-alt);
  font-size:14px;cursor:pointer;list-style:none;
  -webkit-user-select:none;user-select:none;
}
.filter__toggle::-webkit-details-marker{display:none}
.filter__toggle::after{
  content:"▾";margin-left:auto;color:var(--muted);font-size:11px;
}
.filter[open] .filter__toggle{border-color:var(--accent)}
.filter[open] .filter__toggle::after{content:"▴"}
.filter__count{
  min-width:18px;height:18px;padding:0 5px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--accent);color:#fff;border-radius:9px;
  font-size:11px;font-weight:600;
}

.filter__panel{
  position:absolute;top:calc(100% + 4px);left:0;right:0;z-index:30;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:0 8px 24px rgba(0,0,0,.14);
  max-height:260px;overflow-y:auto;padding:6px;
}
.filter__panel--pad{padding:12px}

.filter__option{
  display:flex;align-items:center;gap:8px;
  min-height:30px;padding:0 6px;border-radius:2px;
  font-size:14px;cursor:pointer;
}
.filter__option:hover{background:var(--surface-alt)}
.filter__option input{flex:0 0 auto;margin:0;accent-color:var(--accent)}
.filter__option-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.filter__option-count{color:var(--muted);font-size:12px;flex:0 0 auto}

.filter__range{display:flex;align-items:center;gap:8px}
.filter__range input{
  flex:1;min-width:0;height:36px;padding:0 10px;font:inherit;font-size:14px;
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface-alt);outline:none;
}
.filter__range input:focus{border-color:var(--accent)}
.filter__range span{color:var(--muted);font-size:13px}

.filters__actions{display:flex;gap:10px}
.btn{
  height:36px;padding:0 20px;border:0;border-radius:var(--radius);
  font:inherit;font-size:14px;font-weight:600;cursor:pointer;
  background:var(--accent);color:#fff;
  display:inline-flex;align-items:center;
}
.btn:hover{background:var(--accent-dark)}
.btn--ghost{background:none;color:var(--muted);border:1px solid var(--line)}
.btn--ghost:hover{background:var(--surface-alt);color:var(--ink)}

/* ---------- intestazione risultati ---------- */
.results-head{
  display:flex;align-items:baseline;justify-content:space-between;
  gap:16px;flex-wrap:wrap;margin:20px 0 4px;
}
.page-title{margin:0;font-size:20px;font-weight:600}
.results-count{color:var(--muted);font-size:14px}
.empty{color:var(--muted);padding:48px 0;text-align:center}

/* ---------- griglia ---------- */
.grid{
  width:100%;display:grid;
  grid-template-columns:repeat(auto-fill,minmax(230px,1fr));
  gap:16px;padding:16px 0;
}
/* su mobile SEMPRE due colonne, non una */
@media (max-width:560px){
  .grid{grid-template-columns:1fr 1fr;gap:10px}
}
@media (max-width:380px){
  .grid{gap:4px}
}

/* ---------- card ---------- */
.card{
  position:relative;
  background:var(--surface);
  border-radius:var(--radius);
  padding:16px 0;
  display:flex;flex-direction:column;align-items:center;
  text-align:center;
  max-width:472px;width:100%;margin:0 auto;
}
.card__link{display:flex;flex-direction:column;align-items:center;width:100%}

.card__media{
  width:56%;aspect-ratio:1/1;
  display:flex;align-items:center;justify-content:center;
}
.card__media img{
  width:100%;height:100%;object-fit:contain;border-radius:var(--radius);
}
@media (max-width:520px){
  .card__media{width:66%}
}

.card__badges{
  position:absolute;top:14px;left:14px;z-index:2;
  display:flex;flex-direction:column;align-items:flex-start;gap:5px;
  max-width:calc(100% - 28px);
}
.card__badge{
  min-width:38px;height:20px;padding:0 6px;
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:500;color:#fff;
  border-radius:2px;white-space:nowrap;
}
.card__badge--sale{background:var(--sale)}
/* spedizione: camion + testo per esteso. Il badge "gratis" da solo non
   si capiva a cosa si riferisse. */
.card__badge--free{background:var(--free);gap:5px;padding:0 7px}
.card__badge-icon{flex:0 0 auto;display:block}
.card__badge--hot{background:var(--hot)}
@media (max-width:380px){
  .card__badges{top:8px;left:8px}
}

.card__title{
  margin:18px 12px 10px;
  font-size:13px;line-height:16px;font-weight:500;
  color:var(--link);
  min-height:32px;max-height:32px;overflow:hidden;
  display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;
}
.card__link:hover .card__title{text-decoration:underline}

/* prezzo in colonna: barrato sopra, prezzo effettivo sotto e più grande */
.card__prices{
  display:flex;flex-direction:column;align-items:center;
  min-height:36px;margin:2px 0 6px;
}
.card__price-old{
  font-size:12px;font-weight:400;color:var(--old);
  text-decoration:line-through;
}
.card__price-now{font-size:15px;font-weight:700;color:var(--price)}
.card__price-now--sale{color:var(--sale)}

.card__ship{font-size:12px;line-height:18px;color:var(--muted)}
.card__ship--free{color:var(--free)}
.card__shop{
  font-size:12px;line-height:18px;color:var(--muted);
  max-width:calc(100% - 24px);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
/* prodotto venduto da piu' negozi */
.card__shops{font-size:12px;line-height:18px;color:var(--accent);font-weight:600}
.card__cta{
  height:34px;margin:10px 0 0;padding:0 20px;
  font-size:13px;font-weight:500;
}

/* ---------- paginazione numerata ---------- */
.pager{
  display:flex;justify-content:center;align-items:center;
  gap:6px;flex-wrap:wrap;margin:28px 0 40px;
}
.pager__item{
  min-width:38px;height:38px;padding:0 10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);font-size:14px;font-weight:600;
  color:var(--ink);
}
.pager__item:hover{border-color:var(--accent);color:var(--accent)}
.pager__item--current{
  background:var(--accent);border-color:var(--accent);color:#fff;cursor:default;
}
.pager__item--current:hover{color:#fff}
.pager__gap{color:var(--muted);padding:0 4px}

/* ---------- footer ---------- */
.site-footer{
  margin-top:40px;padding:22px 0;
  background:var(--surface);border-top:1px solid var(--line);
  color:var(--muted);font-size:14px;
}
.site-footer__inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
}
.site-footer__links{display:flex;flex-wrap:wrap;align-items:center}
.site-footer__links a{font-weight:500;color:var(--muted)}
.site-footer__links a:hover{color:var(--accent);text-decoration:underline}
.site-footer__links a:not(:last-child)::after{content:"|";margin:0 8px;color:var(--line)}
.site-footer__copy{white-space:nowrap}
@media (max-width:820px){
  .site-footer__inner{flex-direction:column;align-items:flex-start}
  .site-footer__links{flex-direction:column;align-items:flex-start;gap:6px}
  .site-footer__links a:not(:last-child)::after{content:none;margin:0}
}

/* ---------- pagine informative ---------- */
.page{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 32px;margin:20px 0 8px;
  max-width:860px;
}
.page .page-title{margin:0 0 18px}
.page h2{font-size:16px;font-weight:600;margin:26px 0 8px}
.page p{margin:0 0 12px;line-height:1.6;color:var(--muted)}
.page p.lead{font-size:16px;color:var(--ink)}
.page a{color:var(--link);text-decoration:underline}
.page-note{font-size:13px}
.page-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:8px 32px}
.page-block h2:first-child{margin-top:14px}
.page--wide{max-width:none}
@media (max-width:640px){
  .page{padding:20px 18px}
}

/* ---------- pagina prodotto / confronto offerte ---------- */
.product{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px 28px;margin:20px 0 8px;
}
.product__top{display:flex;gap:28px;align-items:flex-start;flex-wrap:wrap}
.product__media{
  flex:0 0 240px;max-width:240px;aspect-ratio:1;
  display:flex;align-items:center;justify-content:center;
}
.product__media img{max-width:100%;max-height:100%;object-fit:contain}
.product__head{flex:1 1 320px;min-width:0}
.product__brand{
  display:inline-block;margin-bottom:6px;
  font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);
}
.product__title{margin:0 0 12px;font-size:22px;line-height:1.3;font-weight:600}
.product__summary{margin:0 0 6px;font-size:16px;color:var(--ink)}
.product__code{margin:0;font-size:12px;color:var(--muted)}
.product__section{margin:28px 0 10px;font-size:16px;font-weight:600}
.product__note{margin:16px 0 0;font-size:13px;color:var(--muted);line-height:1.6}
.product__note a{color:var(--link)}
.product__desc{margin:0;font-size:14px;line-height:1.6;color:var(--muted)}

.offers{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.offers__row{
  display:grid;grid-template-columns:1.4fr 1fr auto auto;
  gap:14px;align-items:center;
  padding:12px 14px;
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface-alt);
}
.offers__row--best{border-color:var(--accent);background:var(--surface)}
.offers__shop{font-weight:600;font-size:14px;min-width:0}
.offers__shop a{color:var(--ink)}
.offers__shop a:hover{color:var(--accent);text-decoration:underline}
.offers__flag{
  display:inline-block;margin-left:8px;padding:1px 7px;
  background:var(--accent);color:#fff;border-radius:9px;
  font-size:11px;font-weight:600;white-space:nowrap;
}
.offers__ship{font-size:13px;color:var(--muted)}
.offers__ship--free{color:var(--free);font-weight:500;display:inline-flex;align-items:center;gap:4px}
.offers__ship--unknown{font-style:italic}
.offers__price{text-align:right;white-space:nowrap;display:flex;flex-direction:column}
.offers__price strong{font-size:18px;color:var(--price)}
.offers__price-now--sale{color:var(--sale)}
.offers__price-old{font-size:12px;color:var(--old);text-decoration:line-through}
.offers__total{font-size:11px;color:var(--muted)}

@media (max-width:700px){
  .product{padding:18px 16px}
  .product__media{flex-basis:100%;max-width:none;aspect-ratio:auto;height:200px}
  .offers__row{grid-template-columns:1fr auto;row-gap:8px}
  .offers__ship{order:3;grid-column:1 / -1}
  .offers__go{order:4;grid-column:1 / -1}
  .offers__go .btn{width:100%;justify-content:center}
}

/* ---------- i più confrontati ---------- */
.tops{
  list-style:none;margin:20px 0 0;padding:0;
  display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px;
}
.page .tops__link{
  display:flex;gap:14px;align-items:center;
  padding:12px;text-decoration:none;color:var(--ink);
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface-alt);height:100%;
}
.page .tops__link:hover{border-color:var(--accent);background:var(--surface)}
.tops__media{
  flex:0 0 76px;width:76px;height:76px;
  display:flex;align-items:center;justify-content:center;
}
.tops__media img{max-width:100%;max-height:100%;object-fit:contain}
.tops__body{display:flex;flex-direction:column;gap:2px;min-width:0}
.tops__title{
  font-size:13px;line-height:16px;font-weight:500;color:var(--link);
  max-height:32px;overflow:hidden;
  display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;
}
.tops__shops{font-size:11px;color:var(--muted)}
.tops__range{font-size:13px;font-weight:600;color:var(--price)}
.tops__save{font-size:12px;font-weight:600;color:var(--sale)}

@media (max-width:560px){
  .tops{grid-template-columns:1fr}
}

/* ---------- elenco negozi ---------- */
.shops{
  list-style:none;margin:20px 0 0;padding:0;
  display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:8px;
}
.page .shops__link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 14px;font-size:14px;
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface-alt);
  color:var(--ink);text-decoration:none;
}
.page .shops__link:hover{border-color:var(--accent);background:var(--surface)}
.shops__name{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.page .shops__link:hover .shops__name{color:var(--accent)}
.shops__count{flex:0 0 auto;color:var(--muted);font-size:12px}

/* link "Negozi" nell'header */
.site-header__nav{
  font-size:14px;font-weight:500;color:var(--muted);white-space:nowrap;
}
.site-header__nav:hover{color:var(--accent)}

/* ---------- home ---------- */
.home-search{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:18px;padding:8px;min-height:calc(100vh - 120px);
}
.home-tagline{margin:0;color:var(--muted);font-size:15px}
.search-box{
  background:var(--surface);border-radius:8px;
  box-shadow:0 6px 30px rgba(0,0,0,.10);
  padding:40px 50px;display:flex;align-items:center;gap:16px;
  width:100%;max-width:900px;
}
.search-box__logo{font-weight:800;font-size:26px;color:var(--accent);white-space:nowrap}
.search-box__form{display:flex;flex:1;height:48px}
.search-box__form input{
  flex:1 1 auto;min-width:0;height:100%;padding:0 18px;font-size:17px;
  border:1px solid var(--line);border-right:0;
  border-radius:var(--radius) 0 0 var(--radius);outline:none;
}
.search-box__form input:focus{border-color:var(--accent)}
.search-box__form button{
  flex:0 0 auto;height:100%;padding:0 32px;border:0;cursor:pointer;
  background:var(--accent);color:#fff;font-weight:700;font-size:17px;
  border-radius:0 var(--radius) var(--radius) 0;
}
.search-box__form button:hover{background:var(--accent-dark)}

@media (max-width:640px){
  .search-box{flex-direction:column;align-items:stretch;padding:24px 20px}
  .search-box__form input{border-right:1px solid var(--line);border-radius:var(--radius) var(--radius) 0 0}
  .search-box__form button{border-radius:0 0 var(--radius) var(--radius);padding:12px}
  .search-box__form{flex-direction:column;height:auto}
  .search-box__form input{height:48px}
  .search-box__form button{height:48px}
}