/* ============================================================
   PATEL & CO — Tiles Store
   Editorial black & white design system
   ============================================================ */
:root{
  --ink:#0e0e0f;
  --black:#101012;
  --white:#ffffff;
  --cream:#f6f4f0;
  --cream-2:#efece5;
  --sand:#e9e4db;
  --muted:#8a857b;
  --muted-2:#a8a297;
  --line:#e7e3db;
  --line-2:#dcd6cc;
  --line-dark:#26262b;
  --ink-2:#3a3a40;
  --green:#25d366;
  --green-d:#1da851;
  --maxw:1280px;
  --gut:clamp(16px,4vw,48px);
  --f-display:"Space Grotesk",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --f-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --ease:cubic-bezier(.4,0,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  font-family:var(--f-body);
  color:var(--ink);
  background:var(--white);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:1rem}
ul{list-style:none}
h1,h2,h3,h4{font-family:var(--f-display);font-weight:600;line-height:1.05;letter-spacing:-.02em}

/* ---------- utilities ---------- */
.container{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gut)}
.eyebrow{
  font-size:.68rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  color:var(--muted);display:inline-block;
}
.eyebrow-line{border-top:1px solid var(--ink);padding-top:8px;display:inline-block}
.muted{color:var(--muted)}
.hidden{display:none!important}
.center{text-align:center}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:var(--f-body);font-size:.74rem;font-weight:600;
  letter-spacing:.16em;text-transform:uppercase;
  padding:15px 26px;border:1px solid var(--ink);
  background:var(--ink);color:var(--white);
  transition:.25s var(--ease);white-space:nowrap;cursor:pointer;
}
.btn:hover{background:transparent;color:var(--ink)}
.btn .ar{transition:transform .25s var(--ease)}
.btn:hover .ar{transform:translateX(4px)}
.btn-light{background:var(--white);color:var(--ink);border-color:var(--white)}
.btn-light:hover{background:transparent;color:var(--white)}
.btn-outline{background:transparent;color:var(--white);border-color:rgba(255,255,255,.55)}
.btn-outline:hover{background:var(--white);color:var(--ink);border-color:var(--white)}
.btn-outline-dark{background:transparent;color:var(--ink);border-color:var(--line-2)}
.btn-outline-dark:hover{background:var(--ink);color:var(--white);border-color:var(--ink)}
.btn-sm{padding:11px 18px;font-size:.68rem}
.btn-block{width:100%;justify-content:center}
.link-arrow{
  font-size:.72rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  display:inline-flex;align-items:center;gap:.5em;transition:gap .25s var(--ease)
}
.link-arrow:hover{gap:.9em}

/* ---------- announcement bar ---------- */
.announce{
  background:var(--black);color:#f3f0ea;text-align:center;
  font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;
  padding:10px 16px;font-weight:500;
}
.announce span{opacity:.55;margin:0 .35em}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--white);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:clamp(16px,4vw,56px);
  padding:18px var(--gut);max-width:var(--maxw);margin:0 auto;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:10px;background:var(--ink);color:#fff;
  display:grid;place-items:center;font-family:var(--f-display);font-weight:700;
  font-size:1.15rem;flex-shrink:0;
}
.brand-mark svg{width:26px;height:26px}
.brand-name{font-family:var(--f-display);font-weight:700;font-size:1.18rem;letter-spacing:.02em;line-height:1}
.brand-sub{font-size:.6rem;letter-spacing:.32em;text-transform:uppercase;color:var(--muted);margin-top:4px}
.search{display:flex;align-items:center;max-width:560px;width:100%;justify-self:center;border:1px solid var(--line-2)}
.search input{
  flex:1;border:none;outline:none;padding:14px 18px;background:transparent;
  font-size:.9rem;color:var(--ink);
}
.search input::placeholder{color:var(--muted-2)}
.search button{
  background:var(--ink);color:#fff;width:52px;height:50px;display:grid;place-items:center;flex-shrink:0;
  transition:.2s;
}
.search button:hover{background:var(--ink-2)}
.header-actions{display:flex;align-items:center;gap:22px;flex-shrink:0}
.cat-toggle{display:flex;align-items:center;gap:7px;font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase}
.cat-toggle svg{width:13px;height:13px}
.cat-dd{position:relative}
.cat-menu{position:absolute;top:calc(100% + 16px);right:0;background:#fff;border:1px solid var(--line);min-width:210px;padding:8px 0;
  box-shadow:0 18px 50px rgba(0,0,0,.12);opacity:0;visibility:hidden;transform:translateY(-6px);transition:.2s var(--ease);z-index:70}
.cat-menu.open{opacity:1;visibility:visible;transform:none}
.cat-menu a{display:block;padding:11px 20px;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;font-weight:600;color:var(--ink-2);transition:.15s}
.cat-menu a:hover{background:var(--cream);color:var(--ink)}
.icon-btn{position:relative;display:grid;place-items:center;color:var(--ink);transition:.2s}
.icon-btn:hover{opacity:.6}
.icon-btn svg{width:22px;height:22px}
.cart-count{
  position:absolute;top:-8px;right:-9px;background:var(--ink);color:#fff;
  font-size:.6rem;font-weight:700;min-width:17px;height:17px;border-radius:9px;
  display:grid;place-items:center;padding:0 4px;font-family:var(--f-body);
}
.cart-count:empty,.cart-count[data-count="0"]{display:none}

/* ---------- primary nav ---------- */
.mainnav{border-bottom:1px solid var(--line);background:var(--white);position:sticky;top:81px;z-index:55}
.mainnav-inner{display:flex;align-items:center;gap:clamp(14px,2.4vw,34px);
  max-width:var(--maxw);margin:0 auto;padding:0 var(--gut);overflow-x:auto;scrollbar-width:none}
.mainnav-inner::-webkit-scrollbar{display:none}
.mainnav a{
  font-size:.72rem;font-weight:600;letter-spacing:.13em;text-transform:uppercase;
  padding:16px 2px;white-space:nowrap;color:var(--ink-2);position:relative;transition:.2s;
}
.mainnav a:hover{color:var(--ink)}
.mainnav a.active{color:var(--ink)}
.mainnav a.active::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--ink)}
.nav-toggle{display:none}

/* ---------- hero ---------- */
.hero{position:relative;min-height:min(72vh,640px);display:flex;align-items:flex-end;overflow:hidden;background:var(--sand)}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1s var(--ease)}
.hero-slide.active{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(10,10,12,.62) 0%,rgba(10,10,12,.32) 42%,rgba(10,10,12,0) 72%)}
.hero-content{position:relative;z-index:2;color:#fff;padding:0 var(--gut) clamp(48px,7vw,88px);max-width:var(--maxw);margin:0 auto;width:100%}
.hero-eyebrow{color:rgba(255,255,255,.72);font-size:.66rem;letter-spacing:.28em;text-transform:uppercase;font-weight:600}
.hero h1{font-size:clamp(2.4rem,6vw,4.6rem);margin:18px 0 26px;max-width:16ch;color:#fff}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-dots{position:absolute;right:var(--gut);bottom:clamp(48px,7vw,88px);z-index:3;display:flex;gap:8px}
.hero-dots button{width:26px;height:3px;background:rgba(255,255,255,.4);transition:.3s}
.hero-dots button.active{background:#fff}

/* ---------- marquee ---------- */
.marquee{border-bottom:1px solid var(--line);overflow:hidden;background:var(--white)}
.marquee-track{display:flex;gap:0;white-space:nowrap;animation:marq 34s linear infinite;padding:18px 0}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-item{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-2);font-weight:500;padding:0 30px;display:flex;align-items:center;gap:30px}
.marquee-item::after{content:"—";color:var(--muted-2)}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
.section{padding:clamp(52px,8vw,96px) 0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:40px}
.section-head h2{font-size:clamp(1.8rem,3.6vw,2.9rem)}
.section-head .eyebrow{margin-bottom:14px}

/* ---------- category grid ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.cat-card{position:relative;aspect-ratio:3/4.6;overflow:hidden;background:var(--sand);display:block}
.cat-card img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.cat-card:hover img{transform:scale(1.06)}
.cat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 40%,rgba(0,0,0,.7) 100%)}
.cat-card-label{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:18px 16px;color:#fff}
.cat-card-label .tag{font-size:.58rem;letter-spacing:.24em;text-transform:uppercase;opacity:.8;font-weight:600}
.cat-card-label .name{font-family:var(--f-display);font-weight:600;font-size:1.15rem;margin-top:4px}

/* ---------- product grid / cards ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,2vw,26px)}
.prod-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.prod-card{background:var(--white);display:flex;flex-direction:column;position:relative}
.prod-card .thumb{position:relative;aspect-ratio:1;overflow:hidden;background:var(--cream);display:block}
.prod-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.prod-card:hover .thumb img{transform:scale(1.05)}
.prod-badge{position:absolute;top:12px;left:12px;z-index:2;background:var(--white);color:var(--ink);
  font-size:.58rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;padding:6px 10px}
.prod-badge.dark{background:var(--ink);color:#fff}
.prod-fav{position:absolute;top:10px;right:10px;z-index:2;width:34px;height:34px;background:rgba(255,255,255,.9);
  display:grid;place-items:center;opacity:0;transform:translateY(-4px);transition:.25s}
.prod-card:hover .prod-fav{opacity:1;transform:none}
.prod-quickadd{position:absolute;left:12px;right:12px;bottom:12px;z-index:2;opacity:0;transform:translateY(8px);transition:.28s var(--ease)}
.prod-card:hover .prod-quickadd{opacity:1;transform:none}
.prod-info{padding:16px 2px 6px}
.prod-cat{font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);font-weight:600}
.prod-name{font-family:var(--f-display);font-weight:600;font-size:1.02rem;margin:7px 0 8px;line-height:1.2}
.prod-name a:hover{opacity:.6}
.prod-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto}
.prod-price{font-family:var(--f-display);font-weight:600;font-size:1.05rem}
.prod-price .unit{font-size:.7rem;color:var(--muted);font-weight:500;font-family:var(--f-body)}
.prod-rating{font-size:.72rem;color:var(--muted);display:flex;align-items:center;gap:4px}
.stars{color:var(--ink);letter-spacing:1px;font-size:.72rem}

/* ---------- empty / info box ---------- */
.info-box{border:1px solid var(--line);padding:clamp(40px,7vw,84px) 24px;text-align:center}
.info-box .eyebrow{margin-bottom:16px}
.info-box h3{font-size:clamp(1.4rem,3vw,2rem);margin-bottom:12px}
.info-box p{color:var(--muted);max-width:46ch;margin:0 auto 26px}

/* ---------- visualizer band ---------- */
.band{background:var(--black);color:#fff}
.band-inner{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,80px);align-items:center;
  max-width:var(--maxw);margin:0 auto;padding:clamp(52px,8vw,96px) var(--gut)}
.band .eyebrow{color:rgba(255,255,255,.55)}
.band h2{font-size:clamp(2rem,4.4vw,3.4rem);margin:16px 0 20px;color:#fff}
.band p{color:rgba(255,255,255,.68);max-width:42ch;margin-bottom:30px}
.band-img{aspect-ratio:4/3.4;overflow:hidden}
.band-img img{width:100%;height:100%;object-fit:cover}

/* ---------- features row ---------- */
.features{border-top:1px solid var(--line)}
.features-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.feature{padding:clamp(28px,4vw,48px) clamp(20px,2.6vw,36px);border-right:1px solid var(--line);background:var(--cream)}
.feature:last-child{border-right:none}
.feature .num{font-size:.68rem;letter-spacing:.2em;color:var(--muted);font-weight:600;border-top:1px solid var(--ink);padding-top:6px;display:inline-block}
.feature h4{font-size:1.05rem;margin:16px 0 8px}
.feature p{font-size:.86rem;color:var(--muted);line-height:1.55}

/* ---------- footer ---------- */
.site-footer{background:var(--black);color:#cfcbc2}
.footer-inner{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:clamp(30px,5vw,64px);
  max-width:var(--maxw);margin:0 auto;padding:clamp(48px,7vw,84px) var(--gut) 40px}
.footer-brand .brand-mark{background:#fff;color:var(--ink)}
.footer-brand .brand-name{color:#fff}
.footer-tag{font-size:.9rem;color:#9c968c;margin:22px 0 24px;max-width:34ch;line-height:1.6}
.social{display:flex;gap:10px}
.social a{width:38px;height:38px;border:1px solid #33333a;display:grid;place-items:center;transition:.2s}
.social a:hover{background:#fff;color:var(--ink);border-color:#fff}
.social svg{width:17px;height:17px}
.foot-col h5{font-size:.66rem;letter-spacing:.22em;text-transform:uppercase;color:#75706a;font-weight:600;margin-bottom:20px}
.foot-col a{display:block;padding:7px 0;color:#cfcbc2;font-size:.92rem;transition:.2s}
.foot-col a:hover{color:#fff}
.foot-contact li{display:flex;gap:12px;align-items:flex-start;padding:7px 0;font-size:.92rem;color:#cfcbc2}
.foot-contact svg{width:17px;height:17px;flex-shrink:0;margin-top:2px;color:#75706a}
.footer-bottom{border-top:1px solid #26262b;text-align:center;padding:22px 16px;font-size:.78rem;color:#75706a;letter-spacing:.04em}

/* ---------- whatsapp fab ---------- */
.wa-fab{position:fixed;right:22px;bottom:22px;z-index:80;width:56px;height:56px;border-radius:50%;
  background:var(--green);color:#fff;display:grid;place-items:center;box-shadow:0 8px 26px rgba(37,211,102,.44);
  transition:.25s var(--ease)}
.wa-fab:hover{transform:scale(1.07);background:var(--green-d)}
.wa-fab svg{width:30px;height:30px}

/* ---------- page header (catalog etc.) ---------- */
.page-head{padding:clamp(40px,6vw,72px) 0 clamp(28px,4vw,44px)}
.page-head .eyebrow{margin-bottom:18px}
.page-head h1{font-size:clamp(2.6rem,6vw,4.4rem)}
.page-head p{color:var(--muted);max-width:60ch;margin-top:18px;font-size:1rem}
.breadcrumbs{font-size:.72rem;letter-spacing:.08em;color:var(--muted);text-transform:uppercase;margin-bottom:22px;display:flex;gap:8px;flex-wrap:wrap}
.breadcrumbs a:hover{color:var(--ink)}

/* ---------- shop layout ---------- */
.shop-layout{display:grid;grid-template-columns:250px 1fr;gap:clamp(24px,4vw,56px);padding-bottom:96px}
.filters h3{font-size:1.5rem;margin-bottom:2px}
.filters-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:24px}
.clear-all{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.filter-group{border-top:1px solid var(--line);padding:20px 0}
.filter-group summary{display:flex;justify-content:space-between;align-items:center;cursor:pointer;list-style:none;
  font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;font-weight:600}
.filter-group summary::-webkit-details-marker{display:none}
.filter-group summary .sign{font-size:1.1rem;color:var(--muted);transition:.2s}
.filter-group[open] summary .sign{transform:rotate(0)}
.filter-options{margin-top:16px;display:flex;flex-direction:column;gap:2px}
.filter-empty{font-size:.85rem;color:var(--muted-2);margin-top:14px}
.fopt{display:flex;align-items:center;gap:10px;padding:6px 0;cursor:pointer;font-size:.9rem;color:var(--ink-2)}
.fopt:hover{color:var(--ink)}
.fopt input{position:absolute;opacity:0;width:0;height:0}
.fopt .box{width:18px;height:18px;border:1.5px solid var(--line-2);display:grid;place-items:center;flex-shrink:0;transition:.15s}
.fopt input:checked+.box{background:var(--ink);border-color:var(--ink)}
.fopt .box svg{width:11px;height:11px;color:#fff;opacity:0}
.fopt input:checked+.box svg{opacity:1}
.fopt .count{margin-left:auto;font-size:.78rem;color:var(--muted-2)}
.swatch{width:16px;height:16px;border-radius:50%;border:1px solid rgba(0,0,0,.15);flex-shrink:0}

.shop-main-head{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:26px}
.result-count{font-size:.9rem;color:var(--muted)}
.result-count b{color:var(--ink);font-weight:600}
.sort-select{border:1px solid var(--line-2);padding:10px 14px;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;background:#fff;cursor:pointer}
.active-filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.chip{display:inline-flex;align-items:center;gap:8px;background:var(--cream);border:1px solid var(--line);
  padding:7px 12px;font-size:.74rem;letter-spacing:.04em}
.chip button{font-size:.9rem;line-height:1;color:var(--muted)}
.chip button:hover{color:var(--ink)}
.filter-drawer-toggle{display:none}

/* ---------- product detail ---------- */
.pdp{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(30px,5vw,72px);padding:10px 0 90px}
.pdp-gallery .main-img{aspect-ratio:1;overflow:hidden;background:var(--cream);border:1px solid var(--line)}
.pdp-gallery .main-img img{width:100%;height:100%;object-fit:cover}
.pdp-thumbs{display:flex;gap:12px;margin-top:14px}
.pdp-thumbs button{width:78px;height:78px;border:1px solid var(--line-2);overflow:hidden;opacity:.6;transition:.2s;background:var(--cream)}
.pdp-thumbs button.active,.pdp-thumbs button:hover{opacity:1;border-color:var(--ink)}
.pdp-info .prod-cat{font-size:.66rem}
.pdp-info h1{font-size:clamp(2rem,4vw,3rem);margin:12px 0 14px}
.pdp-rating{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.86rem;margin-bottom:22px}
.pdp-price{font-family:var(--f-display);font-weight:600;font-size:2rem;margin-bottom:6px}
.pdp-price .unit{font-size:.9rem;color:var(--muted);font-weight:500;font-family:var(--f-body)}
.pdp-gst{font-size:.8rem;color:var(--muted);margin-bottom:26px}
.pdp-desc{color:var(--ink-2);line-height:1.7;margin-bottom:28px;max-width:52ch}
.opt-block{margin-bottom:24px}
.opt-block .opt-label{font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;font-weight:600;margin-bottom:12px;display:block}
.opt-row{display:flex;gap:10px;flex-wrap:wrap}
.opt-pill{border:1px solid var(--line-2);padding:11px 18px;font-size:.82rem;letter-spacing:.04em;cursor:pointer;transition:.18s;background:#fff}
.opt-pill:hover{border-color:var(--ink)}
.opt-pill.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.qty-row{display:flex;align-items:center;gap:16px;margin-bottom:26px}
.qty-stepper{display:flex;align-items:center;border:1px solid var(--line-2)}
.qty-stepper button{width:46px;height:48px;font-size:1.2rem;display:grid;place-items:center;transition:.15s}
.qty-stepper button:hover{background:var(--cream)}
.qty-stepper input{width:52px;height:48px;text-align:center;border:none;border-inline:1px solid var(--line-2);outline:none}
.pdp-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.pdp-cta .btn{flex:1;min-width:190px;justify-content:center}
.pdp-assurances{display:flex;flex-direction:column;gap:12px;border-top:1px solid var(--line);padding-top:26px;margin-top:8px}
.pdp-assurances li{display:flex;gap:12px;align-items:center;font-size:.88rem;color:var(--ink-2)}
.pdp-assurances svg{width:19px;height:19px;color:var(--ink);flex-shrink:0}
.spec-table{width:100%;border-collapse:collapse;margin-top:16px}
.spec-table th,.spec-table td{text-align:left;padding:14px 4px;border-bottom:1px solid var(--line);font-size:.9rem}
.spec-table th{width:40%;color:var(--muted);font-weight:500;letter-spacing:.04em}
.spec-table td{font-weight:500}
.tabs{border-top:1px solid var(--line);margin-top:20px}

/* ---------- cart ---------- */
.cart-layout{display:grid;grid-template-columns:1fr 380px;gap:clamp(28px,4vw,56px);padding-bottom:90px;align-items:start}
.cart-item{display:grid;grid-template-columns:110px 1fr auto;gap:20px;padding:24px 0;border-bottom:1px solid var(--line);align-items:center}
.cart-item .ci-img{width:110px;height:110px;object-fit:cover;background:var(--cream);border:1px solid var(--line)}
.ci-name{font-family:var(--f-display);font-weight:600;font-size:1.05rem}
.ci-meta{font-size:.82rem;color:var(--muted);margin-top:5px}
.ci-remove{font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-top:12px;text-decoration:underline;text-underline-offset:3px}
.ci-remove:hover{color:var(--ink)}
.ci-right{text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:14px}
.ci-price{font-family:var(--f-display);font-weight:600;font-size:1.05rem}
.summary{border:1px solid var(--line);padding:28px;position:sticky;top:110px}
.summary h3{font-size:1.3rem;margin-bottom:22px}
.summary-row{display:flex;justify-content:space-between;padding:11px 0;font-size:.92rem;color:var(--ink-2)}
.summary-row.total{border-top:1px solid var(--line);margin-top:10px;padding-top:18px;font-size:1.15rem;font-weight:600;color:var(--ink);font-family:var(--f-display)}
.summary .btn{margin-top:22px}
.ship-note{font-size:.8rem;color:var(--muted);margin-top:14px;text-align:center}
.empty-state{text-align:center;padding:80px 20px}
.empty-state svg{width:56px;height:56px;color:var(--line-2);margin:0 auto 22px}
.empty-state h2{font-size:1.8rem;margin-bottom:12px}
.empty-state p{color:var(--muted);margin-bottom:26px}

/* ---------- forms / checkout / account ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:6px}
.field.full{grid-column:1/-1}
.field label{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--ink-2)}
.field input,.field select,.field textarea{border:1px solid var(--line-2);padding:13px 15px;font-size:.94rem;background:#fff;outline:none;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--ink)}
.checkout-layout{display:grid;grid-template-columns:1fr 400px;gap:clamp(28px,4vw,60px);padding-bottom:90px;align-items:start}
.checkout-section{margin-bottom:40px}
.checkout-section h3{font-size:1.25rem;margin-bottom:6px;display:flex;align-items:center;gap:12px}
.checkout-section .step-n{width:28px;height:28px;border:1px solid var(--ink);border-radius:50%;display:grid;place-items:center;font-size:.8rem;font-family:var(--f-body);font-weight:600}
.checkout-section .sec-sub{color:var(--muted);font-size:.88rem;margin:4px 0 22px 40px}
.pay-methods{display:flex;flex-direction:column;gap:12px}
.pay-opt{display:flex;align-items:center;gap:14px;border:1px solid var(--line-2);padding:16px 18px;cursor:pointer;transition:.15s}
.pay-opt:hover{border-color:var(--ink)}
.pay-opt.active{border-color:var(--ink);background:var(--cream)}
.pay-opt .radio{width:18px;height:18px;border-radius:50%;border:1.5px solid var(--line-2);flex-shrink:0;display:grid;place-items:center}
.pay-opt.active .radio{border-color:var(--ink)}
.pay-opt.active .radio::after{content:"";width:9px;height:9px;border-radius:50%;background:var(--ink)}
.mini-item{display:flex;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}
.mini-item img{width:56px;height:56px;object-fit:cover;background:var(--cream);border:1px solid var(--line)}
.mini-item .mi-qty{position:relative;top:-30px;left:44px;background:var(--ink);color:#fff;border-radius:50%;width:22px;height:22px;display:grid;place-items:center;font-size:.72rem;font-weight:600}
.mini-name{font-size:.88rem;font-weight:600;line-height:1.3}
.mini-meta{font-size:.76rem;color:var(--muted)}
.order-success{max-width:640px;margin:0 auto;text-align:center;padding:60px 20px 100px}
.order-success .tick{width:76px;height:76px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;margin:0 auto 28px}
.order-success .tick svg{width:36px;height:36px}
.order-success h1{font-size:clamp(2rem,4vw,2.8rem);margin-bottom:14px}
.order-success p{color:var(--muted);margin-bottom:8px}
.order-ref{display:inline-block;border:1px solid var(--line);padding:14px 26px;margin:22px 0 30px;letter-spacing:.1em;font-family:var(--f-display);font-weight:600}

/* ---------- account ---------- */
.auth-wrap{max-width:440px;margin:0 auto;padding:20px 0 90px}
.auth-tabs{display:flex;border:1px solid var(--line);margin-bottom:30px}
.auth-tabs button{flex:1;padding:15px;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--muted);transition:.2s}
.auth-tabs button.active{background:var(--ink);color:#fff}

/* ---------- visualizer ---------- */
.viz-layout{display:grid;grid-template-columns:300px 1fr;gap:clamp(24px,4vw,48px);padding-bottom:90px;align-items:start}
.viz-stage{border:1px solid var(--line);background:var(--cream);aspect-ratio:16/11;position:relative;overflow:hidden;display:grid;place-items:center}
.viz-stage canvas{max-width:100%;max-height:100%}
.viz-placeholder{text-align:center;color:var(--muted);padding:30px}
.viz-placeholder svg{width:50px;height:50px;margin:0 auto 16px;color:var(--line-2)}
.viz-tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}
.viz-tiles button{aspect-ratio:1;overflow:hidden;border:2px solid transparent;transition:.15s}
.viz-tiles button.active{border-color:var(--ink)}
.viz-tiles img{width:100%;height:100%;object-fit:cover}
.viz-control{margin-bottom:22px}
.viz-control label{font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;display:block;margin-bottom:10px}
input[type=range]{width:100%;accent-color:var(--ink)}

/* ---------- toast ---------- */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(120%);z-index:90;
  background:var(--ink);color:#fff;padding:15px 24px;display:flex;align-items:center;gap:14px;
  font-size:.88rem;transition:transform .4s var(--ease);box-shadow:0 12px 40px rgba(0,0,0,.28)}
.toast.show{transform:translateX(-50%) translateY(0)}
.toast a{text-decoration:underline;text-underline-offset:3px;font-weight:600}
.toast svg{width:20px;height:20px;color:var(--green)}

/* ---------- mobile menu ---------- */
.mobile-menu{position:fixed;inset:0;z-index:100;background:var(--white);transform:translateX(100%);transition:transform .34s var(--ease);display:flex;flex-direction:column;padding:22px var(--gut)}
.mobile-menu.open{transform:none}
.mobile-menu .mm-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}
.mobile-menu nav a{display:block;font-family:var(--f-display);font-size:1.6rem;font-weight:600;padding:12px 0;border-bottom:1px solid var(--line)}

/* ---------- responsive ---------- */
@media(max-width:1080px){
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .feature:nth-child(2){border-right:none}
}
@media(max-width:900px){
  .header-inner{grid-template-columns:auto auto;gap:16px}
  .search{display:none}
  .cat-toggle{display:none}
  .mainnav{display:none}
  .nav-toggle{display:grid}
  .pdp{grid-template-columns:1fr}
  .cart-layout{grid-template-columns:1fr}
  .checkout-layout{grid-template-columns:1fr}
  .band-inner{grid-template-columns:1fr}
  .band-img{order:-1;aspect-ratio:16/10}
  .viz-layout{grid-template-columns:1fr}
  .summary{position:static}
}
@media(max-width:760px){
  .shop-layout{grid-template-columns:1fr}
  .filters{display:none}
  .filters.show{display:block;position:fixed;inset:0;z-index:100;background:#fff;overflow-y:auto;padding:22px var(--gut) 40px}
  .filter-drawer-toggle{display:inline-flex}
  .acct-grid{grid-template-columns:1fr!important}
  .stats{grid-template-columns:repeat(2,1fr)!important}
  .about-split{grid-template-columns:1fr!important;gap:30px!important}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid,.prod-grid.cols-3{grid-template-columns:repeat(2,1fr)}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .form-grid{grid-template-columns:1fr}
  .hero{min-height:76vh}
}
@media(max-width:480px){
  .prod-grid,.prod-grid.cols-3{grid-template-columns:repeat(2,1fr);gap:12px}
  .footer-inner{grid-template-columns:1fr}
  .features-grid{grid-template-columns:1fr}
  .feature{border-right:none}
  .cart-item{grid-template-columns:80px 1fr;gap:14px}
  .cart-item .ci-right{grid-column:1/-1;flex-direction:row;justify-content:space-between;align-items:center}
}