/* ============================================================
   AUREA COMFORT - vetrina B2B
   Minimale: bianco, Times New Roman, filetti sottili, nessun accento colorato.
   Il colore lo mettono i tessuti, non l'interfaccia.
   ============================================================ */

:root{
  --paper:#FFFFFF;
  --ink:#111111;
  --muted:#767676;
  --line:#E6E6E6;
  --line-strong:#CFCFCF;
  --surface:#FAFAFA;
  --serif:"Times New Roman",Times,"Liberation Serif",serif;
  --wrap:1180px;
  --pad:20px;
  --t:180ms ease;
}

*,*::before,*::after{box-sizing:border-box}
html,body{max-width:100%;overflow-x:hidden}
html{-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important}}

body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--serif);font-size:17px;line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img,canvas{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:1px solid var(--ink);outline-offset:3px}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}
.section{padding-block:clamp(44px,7vw,84px)}
.rule{height:0;border:0;border-top:1px solid var(--line);margin:0}

h1,h2,h3{font-weight:400;letter-spacing:-.01em;line-height:1.1;margin:0}
h1{font-size:clamp(32px,7vw,58px)}
h2{font-size:clamp(25px,4vw,38px)}
h3{font-size:clamp(19px,2.2vw,23px);line-height:1.2}
p{margin:0 0 .9em}
.lede{font-size:clamp(16px,1.9vw,19px);line-height:1.6;color:#333;max-width:62ch}
.small{font-size:15px;color:var(--muted);line-height:1.5}
.num{font-variant-numeric:tabular-nums}

/* etichetta di sezione */
.eyebrow{font-size:11px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--muted);margin:0 0 14px;font-family:var(--serif)}

/* ---------- header ---------- */
.hdr{position:sticky;top:0;z-index:60;background:var(--paper);border-bottom:1px solid var(--line)}
.hdr__in{display:flex;align-items:center;justify-content:space-between;gap:14px;
  height:56px;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}
.brand{font-size:20px;letter-spacing:.01em;white-space:nowrap}
.brand span{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-left:7px}
.burger{display:flex;align-items:center;gap:9px;padding:10px 0 10px 14px}
.burger__label{font-size:11px;letter-spacing:.18em;text-transform:uppercase}
.burger__bars{width:20px;height:11px;position:relative;flex:none}
.burger__bars i{position:absolute;left:0;right:0;height:1px;background:currentColor;transition:transform var(--t)}
.burger__bars i:nth-child(1){top:0}
.burger__bars i:nth-child(2){bottom:0}
body.nav-open .burger__bars i:nth-child(1){transform:translateY(5px) rotate(45deg)}
body.nav-open .burger__bars i:nth-child(2){transform:translateY(-5px) rotate(-45deg)}

/* ---------- menu ---------- */
.nav{position:fixed;inset:0;z-index:50;background:var(--paper);
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);
  overflow-y:auto;overscroll-behavior:contain;padding:72px 0 40px}
body.nav-open .nav{opacity:1;visibility:visible}
.nav__grid{display:grid;gap:30px}
@media(min-width:820px){.nav__grid{grid-template-columns:1fr 1fr;gap:56px}}
.nav__h{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);
  margin:0 0 8px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.nav__list{list-style:none;margin:0;padding:0}
.nav__list li{border-bottom:1px solid var(--line)}
.nav__link{display:flex;align-items:center;gap:12px;padding:13px 2px;font-size:clamp(20px,4vw,26px)}
.nav__link .k{font-size:12px;color:var(--muted);min-width:22px;letter-spacing:.05em}
.nav__link .arrow{margin-left:auto;font-size:15px;color:var(--muted);transition:transform var(--t)}
.nav__link:hover .arrow{transform:translateX(3px)}
.nav__foot{font-size:14px;color:var(--muted);margin-top:14px;line-height:1.6}

/* ---------- hero ---------- */
.hero{padding-block:clamp(34px,6vw,62px) clamp(26px,4vw,44px)}
.hero__grid{display:grid;gap:24px}
@media(min-width:940px){.hero__grid{grid-template-columns:1fr 1fr;gap:48px;align-items:center}}
.hero h1{margin-bottom:16px;text-wrap:balance}
.hero__fig{margin:0;border:1px solid var(--line)}

/* ---------- catalogo ---------- */
.grid{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
@media(min-width:600px){.grid{grid-template-columns:1fr 1fr}}
@media(min-width:1000px){.grid--4{grid-template-columns:repeat(4,1fr)}}
.card{background:var(--paper);display:flex;flex-direction:column;min-width:0}
.card__media img{width:100%;aspect-ratio:1/1;object-fit:cover}
.card__body{padding:16px 16px 20px;display:flex;flex-direction:column;gap:7px;flex:1;min-width:0}
.card__sizes{display:flex;flex-wrap:wrap;gap:5px;margin-top:2px}
.tag{font-size:12px;color:var(--muted);border:1px solid var(--line);padding:2px 7px}
.card__go{margin-top:auto;padding-top:10px;font-size:11px;letter-spacing:.18em;text-transform:uppercase}

/* ---------- tabelle ---------- */
.tbl{width:100%;border-collapse:collapse;font-size:15px;table-layout:fixed}
.tbl caption{text-align:left;font-size:11px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--muted);padding-bottom:8px}
.tbl th,.tbl td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);
  vertical-align:top;word-break:break-word}
.tbl th{font-weight:400;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
@media(max-width:560px){.tbl th{letter-spacing:.05em}.tbl th,.tbl td{padding:9px 6px}}
.tbl td{font-variant-numeric:tabular-nums}
.tbl tr:last-child td,.tbl tr:last-child th{border-bottom:0}

/* ---------- bottoni ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 22px;
  border:1px solid var(--ink);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  transition:background var(--t),color var(--t)}
.btn--solid{background:var(--ink);color:var(--paper)}
.btn--ghost:hover{background:var(--ink);color:var(--paper)}
.btns{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--line);padding-block:34px 26px;margin-top:0}
.foot__bar{display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
  font-size:13px;color:var(--muted)}

/* ============================================================
   CONFIGURATORE
   ============================================================ */
.cfg{display:grid;gap:0;border-top:1px solid var(--line)}
@media(min-width:960px){
  .cfg{grid-template-columns:1.2fr .8fr;gap:1px;background:var(--line);
       border:1px solid var(--line)}
}
.cfg__stage{background:var(--paper);position:sticky;top:56px;z-index:20;
  border-bottom:1px solid var(--line);min-width:0}
@media(min-width:960px){.cfg__stage{border-bottom:0;align-self:start}}
.cfg__canvasWrap{position:relative;background:var(--paper)}
.cfg__canvasWrap canvas{width:100%}
.cfg__loading{position:absolute;inset:0;display:grid;place-items:center;background:var(--paper);
  font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.cfg__loading[hidden]{display:none}
.cfg__stageBar{display:flex;flex-wrap:wrap;gap:6px 14px;justify-content:space-between;
  padding:9px 14px;border-top:1px solid var(--line);font-size:11px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted);min-width:0}
.cfg__stageBar span{min-width:0;overflow-wrap:anywhere}
.cfg__panel{background:var(--paper);padding:20px 16px 28px;min-width:0}
@media(min-width:960px){.cfg__panel{padding:24px 22px 30px}}

.cfg__models{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:20px}
.pill{padding:7px 13px;border:1px solid var(--line-strong);font-size:14px;transition:all var(--t)}
.pill[aria-pressed="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}

.zones{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);margin-bottom:20px}
.zone{background:var(--paper);display:flex;align-items:center;gap:11px;padding:10px 12px;
  text-align:left;min-width:0}
.zone[aria-selected="true"]{background:var(--ink);color:var(--paper)}
.zone[aria-selected="true"] .zone__nota{color:#bbb}
.zone__sw{width:30px;height:30px;flex:none;border:1px solid var(--line-strong);
  background-size:cover;background-position:center}
.zone__txt{display:flex;flex-direction:column;min-width:0}
.zone__nome{font-size:15px;line-height:1.2}
.zone__nota{font-size:12px;color:var(--muted);line-height:1.3;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.zone__cur{margin-left:auto;font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  white-space:nowrap;flex:none}

/* --- cartella tessuti --- */
.cfg__pick{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:10px;min-width:0}
.cfg__pick label{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.cfg__pick select{font:inherit;font-size:14px;padding:6px 8px;border:1px solid var(--line-strong);
  background:var(--paper);color:var(--ink);max-width:100%;border-radius:0}
.cfg__count{font-size:12px;color:var(--muted);margin-left:auto}
.fabgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(52px,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);max-height:296px;overflow-y:auto;
  overscroll-behavior:contain}
.fab{position:relative;background:var(--paper);padding:0;display:block;line-height:0}
.fab img{width:100%;aspect-ratio:1/1;object-fit:cover}
.fab[aria-pressed="true"]{outline:2px solid var(--ink);outline-offset:-2px;z-index:2}

.cfg__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:18px}
.linkbtn{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
  border-bottom:1px solid var(--line-strong);padding-bottom:2px}
.linkbtn:hover{color:var(--ink);border-color:var(--ink)}
.cfg__note{margin-top:18px;font-size:13.5px;line-height:1.55;color:var(--muted)}

.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%) translateY(10px);
  background:var(--ink);color:var(--paper);padding:10px 16px;font-size:13px;
  opacity:0;pointer-events:none;transition:opacity var(--t),transform var(--t);z-index:80;
  max-width:calc(100vw - 32px);text-align:center}
.toast.on{opacity:1;transform:translateX(-50%)}

/* schede come sezioni (anteprima a pagina singola) */
.scheda__grid{display:grid;gap:22px}
@media(min-width:940px){.scheda__grid{grid-template-columns:1fr 1fr;gap:46px;align-items:start}}
.scheda__fig{margin:0;border:1px solid var(--line)}
.scheda__tables{display:grid;gap:22px}
.jump{scroll-margin-top:64px}

/* ============================================================
   MOTION - sussurrata. Contesto e-commerce, dial MOTION 3.
   Solo dove comunica qualcosa: ingresso in scena e feedback tattile.
   Tutto si annulla sotto prefers-reduced-motion.
   ============================================================ */

/* comparsa dei prodotti allo scroll: dà ritmo alla lettura del catalogo */
.reveal{opacity:0;transform:translateY(12px)}
.reveal.in{opacity:1;transform:none;
  transition:opacity .6s ease, transform .6s cubic-bezier(.16,1,.3,1);
  transition-delay:calc(var(--i,0)*55ms)}

/* feedback tattile: l'elemento cede sotto il dito/click */
.btn:active,.pill:active,.fab:active,.zone:active,.card:active{transform:translateY(1px)}

@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none}
  .reveal.in{transition:none}
  .btn:active,.pill:active,.fab:active,.zone:active,.card:active{transform:none}
}

/* selettore varianti nella scheda prodotto */
.vchips{display:flex;flex-wrap:wrap;gap:6px}
.vchip{display:flex;align-items:center;gap:8px;padding:5px 12px 5px 5px;border:1px solid var(--line-strong);
  font-size:14px;transition:border-color var(--t),background var(--t),color var(--t)}
.vchip img{width:34px;height:34px;object-fit:cover;display:block}
.vchip[aria-pressed="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.vchip:active{transform:translateY(1px)}
@media (prefers-reduced-motion:reduce){.vchip:active{transform:none}}
.vchips--mini{margin-top:4px}
.vchips--mini .vchip{padding:3px 8px 3px 3px;font-size:12px;gap:6px}
.vchips--mini .vchip img{width:22px;height:22px}
.card__media{display:block}