/* Twisted360 Steel — site.css v1 */
:root{
  --ink:#16181b;          /* charcoal */
  --ink-2:#202327;
  --steel:#2c3137;
  --steel-2:#3b4148;
  --mill:#8a939c;         /* mill-scale gray */
  --line:#d9d6cf;
  --paper:#f4f2ee;
  --paper-2:#ebe8e2;
  --white:#fff;
  --hot:#ff5a1f;          /* plasma orange */
  --hot-2:#e2440c;
  --spark:#ffb547;
  --text:#23272b;
  --muted:#5d656d;
  --ok:#1f8a4c;
  --err:#c4321b;
  --radius:4px;
  --shadow:0 1px 2px rgba(0,0,0,.06),0 8px 24px rgba(0,0,0,.06);
  --head:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --body:"Barlow",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--body);font-size:17px;line-height:1.6;color:var(--text);background:var(--paper);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--hot-2)}
h1,h2,h3,h4{font-family:var(--head);line-height:1.08;letter-spacing:.01em;margin:0 0 .5em;color:var(--ink)}
h1{font-size:clamp(2.6rem,6vw,4.6rem);font-weight:800;text-transform:uppercase}
h2{font-size:clamp(1.9rem,3.6vw,2.8rem);font-weight:700;text-transform:uppercase}
h3{font-size:1.4rem;font-weight:700}
p{margin:0 0 1em}
.wrap{width:min(1200px,100% - 32px);margin-inline:auto}
.icon{width:1.1em;height:1.1em;flex:none;vertical-align:-.15em}
.skip{position:absolute;left:-999px;top:0;background:var(--hot);color:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--spark);outline-offset:2px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5em;font-family:var(--head);font-weight:700;font-size:1.05rem;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;padding:.7em 1.2em;border-radius:var(--radius);border:2px solid transparent;cursor:pointer;transition:background .15s,color .15s,border-color .15s,transform .15s;line-height:1.1}
.btn:hover{transform:translateY(-1px)}
.btn-hot{background:var(--hot);color:#fff}
.btn-hot:hover{background:var(--hot-2)}
.btn-ghost{border-color:rgba(255,255,255,.4);color:#fff;background:transparent}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--steel)}
.btn-lg{font-size:1.15rem;padding:.85em 1.5em}

/* Top bar + header */
.topbar{background:var(--ink);color:#c5cbd1;font-size:.88rem}
.topbar-inner{display:flex;justify-content:space-between;gap:16px;padding:7px 0;flex-wrap:wrap}
.topbar a{color:#c5cbd1;text-decoration:none;margin-left:18px}
.topbar a:hover{color:#fff}
.topbar-item{display:inline-flex;align-items:center;gap:6px}
.topbar-right a{display:inline-flex;align-items:center;gap:6px}
.site-header{background:var(--ink-2);color:#fff;position:sticky;top:0;z-index:50;border-bottom:3px solid var(--hot)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff}
.brand-logo{height:46px;width:auto}
.brand-text{display:flex;flex-direction:column}
.brand-name{font-family:var(--head);font-weight:800;font-size:1.55rem;letter-spacing:.06em;line-height:1;color:#fff}
.brand-name b{color:var(--hot)}
.brand-tag{font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--mill);margin-top:4px}
.site-nav{display:flex;align-items:center;gap:4px}
.site-nav a{white-space:nowrap;color:#dfe3e7;text-decoration:none;font-family:var(--head);font-weight:600;font-size:1.08rem;letter-spacing:.06em;text-transform:uppercase;padding:8px 12px;border-radius:var(--radius)}
.site-nav a:hover{color:#fff;background:rgba(255,255,255,.06)}
.site-nav a[aria-current="page"]{color:var(--spark)}
.site-nav .nav-cta{margin-left:10px;color:#fff;padding:.6em 1em}
.site-nav .nav-cta:hover{background:var(--hot-2)}
.nav-toggle{display:none;background:none;border:2px solid rgba(255,255,255,.25);color:#fff;border-radius:var(--radius);padding:6px 8px;cursor:pointer}
.nav-toggle .icon{width:24px;height:24px}

/* Hero */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;z-index:-2;
  background:
    radial-gradient(ellipse 60% 70% at 85% 30%,rgba(255,90,31,.35),transparent 60%),
    radial-gradient(ellipse 40% 50% at 92% 22%,rgba(255,181,71,.25),transparent 60%),
    linear-gradient(135deg,#1b1e22 0%,#121417 100%)}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;opacity:.5;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.035) 0 2px,transparent 2px 14px),repeating-linear-gradient(-45deg,rgba(255,255,255,.035) 0 2px,transparent 2px 14px)}
.hero-inner{display:grid;grid-template-columns:1.25fr 1fr;gap:48px;align-items:center;padding:96px 0 104px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--head);font-weight:700;letter-spacing:.22em;text-transform:uppercase;font-size:.95rem;color:var(--spark);margin-bottom:18px}
.eyebrow::before{content:"";width:36px;height:3px;background:var(--hot)}
.hero h1{color:#fff;margin-bottom:.3em}
.hero h1 span{color:var(--hot);display:block}
.hero p.lead{font-size:1.2rem;color:#c9cfd5;max-width:34em;margin-bottom:1.8em}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-left:4px solid var(--hot);border-radius:var(--radius);padding:28px;backdrop-filter:blur(2px)}
.hero-card h2{color:#fff;font-size:1.5rem;margin-bottom:14px}
.hero-card ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.hero-card li{display:flex;gap:12px;align-items:flex-start;color:#d7dce1}
.hero-card li .icon{color:var(--hot);margin-top:4px}
.hero-logo{max-height:150px;margin:0 auto 20px}

/* Page hero (inner pages) */
.page-hero{background:var(--ink);color:#fff;position:relative;overflow:hidden;isolation:isolate}
.page-hero::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(ellipse 50% 90% at 100% 0%,rgba(255,90,31,.28),transparent 60%),repeating-linear-gradient(45deg,rgba(255,255,255,.03) 0 2px,transparent 2px 14px)}
.page-hero .wrap{padding:64px 0 56px}
.page-hero h1{color:#fff;font-size:clamp(2.3rem,5vw,3.6rem)}
.page-hero p{color:#c9cfd5;font-size:1.15rem;max-width:42em;margin:0}
.crumbs{font-size:.85rem;color:var(--mill);margin-bottom:12px;letter-spacing:.06em;text-transform:uppercase}
.crumbs a{color:var(--mill);text-decoration:none}
.crumbs a:hover{color:#fff}

/* Sections */
.section{padding:88px 0}
.section-tight{padding:56px 0}
.section-alt{background:var(--paper-2)}
.section-dark{background:var(--ink-2);color:#d7dce1}
.section-dark h2,.section-dark h3{color:#fff}
.section-head{max-width:46em;margin-bottom:44px}
.section-head .eyebrow{color:var(--hot-2)}
.section-dark .section-head .eyebrow{color:var(--spark)}
.section-head p{color:var(--muted);font-size:1.1rem}
.section-dark .section-head p{color:#aab2ba}

/* Cards */
.grid{display:grid;gap:22px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);position:relative;transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-3px);box-shadow:0 2px 4px rgba(0,0,0,.06),0 16px 36px rgba(0,0,0,.1)}
.card::before{content:"";position:absolute;left:0;top:0;height:4px;width:56px;background:var(--hot)}
.card-icon{width:54px;height:54px;border-radius:var(--radius);background:var(--ink);color:var(--hot);display:grid;place-items:center;margin-bottom:18px}
.card-icon .icon{width:28px;height:28px}
.card p{color:var(--muted);margin-bottom:1em}
.card .more{margin-top:auto;font-family:var(--head);font-weight:700;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;display:inline-flex;align-items:center;gap:6px}

/* Feature list */
.checks{list-style:none;padding:0;margin:0 0 1em;display:grid;gap:10px}
.checks li{display:flex;gap:10px;align-items:flex-start}
.checks .icon{color:var(--hot);margin-top:4px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-media{background:var(--ink);border-radius:var(--radius);min-height:360px;position:relative;overflow:hidden;display:grid;place-items:center;color:#fff}
.panel-art{width:100%;height:100%;min-height:360px}

/* Stats strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.1)}
.stat{padding:30px 22px;border-right:1px solid rgba(255,255,255,.1)}
.stat:last-child{border-right:none}
.stat b{display:block;font-family:var(--head);font-size:2.3rem;font-weight:800;color:#fff;line-height:1}
.stat span{color:#aab2ba;font-size:.95rem;text-transform:uppercase;letter-spacing:.08em}

/* Service detail blocks */
.service{display:grid;grid-template-columns:280px 1fr;gap:44px;padding:52px 0;border-bottom:1px solid var(--line);scroll-margin-top:100px}
.service:last-child{border-bottom:none}
.service-side .card-icon{width:72px;height:72px}
.service-side .card-icon .icon{width:38px;height:38px}
.service-side .num{font-family:var(--head);font-weight:800;font-size:4rem;color:var(--line);line-height:1}
.service h2{font-size:2.1rem}
.service .cols{display:grid;grid-template-columns:1fr 1fr;gap:8px 28px}

/* Process */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{position:relative;padding-top:58px}
.step::before{counter-increment:step;content:"0" counter(step);position:absolute;top:0;left:0;font-family:var(--head);font-weight:800;font-size:2.6rem;color:var(--hot);line-height:1}
.step::after{content:"";position:absolute;top:22px;left:64px;right:-11px;height:2px;background:repeating-linear-gradient(90deg,var(--steel-2) 0 8px,transparent 8px 14px)}
.step:last-child::after{display:none}
.step h3{color:#fff}
.step p{color:#aab2ba}

/* Materials table */
.mat-filter{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.chip{border:2px solid var(--line);background:var(--white);color:var(--ink);font-family:var(--head);font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:6px 14px;border-radius:999px;cursor:pointer;font-size:.95rem}
.chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.table-wrap{overflow-x:auto;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
table{border-collapse:collapse;width:100%;min-width:640px}
th,td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-family:var(--head);letter-spacing:.08em;text-transform:uppercase;font-size:.95rem;background:var(--ink);color:#fff}
tbody tr:hover{background:#faf9f6}
td:first-child{font-weight:600;color:var(--ink);white-space:nowrap}
.tag{display:inline-block;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;padding:2px 8px;border-radius:999px;background:var(--paper-2);color:var(--muted);margin:2px 4px 2px 0}
.note{background:var(--white);border-left:4px solid var(--hot);padding:16px 20px;border-radius:var(--radius);color:var(--muted);margin-top:24px}

/* Gallery tiles (custom work) */
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tile{background:var(--ink);color:#fff;border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.tile svg.art{width:100%;height:auto;aspect-ratio:4/3;display:block;background:radial-gradient(circle at 70% 30%,#2b2f35,#16181b)}
.tile-body{padding:18px 20px 22px}
.tile-body h3{color:#fff;margin-bottom:.3em}
.tile-body p{color:#aab2ba;margin:0;font-size:.98rem}

/* Contact / form */
.contact-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:40px;align-items:start}
.form{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}
.form h2{font-size:2rem}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
label{font-weight:600;color:var(--ink);font-size:.95rem}
label .req{color:var(--hot-2)}
input[type=text],input[type=email],input[type=tel],input[type=number],input[type=password],select,textarea{font:inherit;color:var(--text);background:#fbfaf8;border:1.5px solid #cfcbc3;border-radius:var(--radius);padding:11px 13px;width:100%;transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--hot);box-shadow:0 0 0 3px rgba(255,90,31,.18);background:#fff}
textarea{min-height:150px;resize:vertical}
.checkgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.checkgrid label{font-weight:500;display:flex;gap:8px;align-items:center;background:#fbfaf8;border:1.5px solid #cfcbc3;border-radius:var(--radius);padding:9px 11px;cursor:pointer}
.checkgrid input{accent-color:var(--hot)}
.drop{border:2px dashed #c3beb4;border-radius:var(--radius);padding:24px;text-align:center;background:#fbfaf8;cursor:pointer;transition:border-color .15s,background .15s}
.drop:hover,.drop.drag{border-color:var(--hot);background:#fff6f2}
.drop .icon{width:32px;height:32px;color:var(--hot);margin:0 auto 8px}
.drop small{display:block;color:var(--muted)}
.drop input{display:none}
.file-list{list-style:none;padding:0;margin:10px 0 0;font-size:.92rem;color:var(--muted)}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.hint{font-size:.88rem;color:var(--muted)}
.alert{padding:16px 20px;border-radius:var(--radius);margin-bottom:22px;border-left:4px solid}
.alert-ok{background:#e9f6ee;border-color:var(--ok);color:#174d2e}
.alert-err{background:#fbecea;border-color:var(--err);color:#6e1d11}
.alert ul{margin:.4em 0 0;padding-left:1.2em}
.info-card{background:var(--ink);color:#d7dce1;border-radius:var(--radius);padding:30px;margin-bottom:22px}
.info-card h3{color:#fff}
.info-list{list-style:none;padding:0;margin:0;display:grid;gap:16px}
.info-list li{display:flex;gap:12px}
.info-list .icon{color:var(--hot);width:22px;height:22px;margin-top:2px}
.info-list a{color:#fff}
.hours{list-style:none;padding:0;margin:0}
.hours li{display:flex;justify-content:space-between;gap:14px;padding:6px 0;border-bottom:1px dashed rgba(255,255,255,.12)}
.map{border:0;width:100%;height:280px;border-radius:var(--radius);filter:grayscale(.4) contrast(1.05)}

/* CTA band */
.cta-band{background:var(--hot);color:#fff;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(45deg,rgba(0,0,0,.06) 0 2px,transparent 2px 14px)}
.cta-inner{position:relative;display:flex;justify-content:space-between;align-items:center;gap:28px;padding:52px 0;flex-wrap:wrap}
.cta-band h2{color:#fff;margin-bottom:.2em}
.cta-band p{margin:0;font-size:1.15rem;color:#fff3ec}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-band .btn-hot{background:var(--ink)}
.cta-band .btn-hot:hover{background:var(--steel)}

/* Footer */
.site-footer{background:var(--ink);color:#aab2ba;font-size:.96rem}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1.1fr;gap:36px;padding:64px 0 44px}
.site-footer h3{color:#fff;font-size:1.1rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.site-footer a{color:#d7dce1;text-decoration:none}
.site-footer a:hover{color:var(--spark)}
.footer-brand .brand-name{font-size:1.6rem;display:block;margin-bottom:12px}
.footer-contact li{display:flex;gap:10px;align-items:flex-start}
.footer-contact .icon{color:var(--hot);margin-top:4px}
.footer-base{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0;border-top:1px solid rgba(255,255,255,.08);font-size:.88rem}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* Responsive */
@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
  .tiles{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1100px){.site-nav a{padding:8px 8px;font-size:1rem}}
@media (max-width:900px){
  .nav-toggle{display:block}
  .site-nav{position:absolute;top:100%;left:0;right:0;background:var(--ink-2);flex-direction:column;align-items:stretch;padding:10px 16px 18px;border-bottom:3px solid var(--hot);display:none}
  .site-nav.open{display:flex}
  .site-nav a{padding:12px}
  .site-nav .nav-cta{margin:8px 0 0;justify-content:center}
  .hero-inner,.split,.contact-grid{grid-template-columns:1fr}
  .hero-inner{padding:64px 0 72px}
  .service{grid-template-columns:1fr;gap:16px}
  .grid-3{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr}
  .stat:nth-child(2){border-right:none}
  .topbar-item{display:none}
}
@media (max-width:620px){
  body{font-size:16px}
  .grid-4,.grid-3,.grid-2,.tiles,.steps,.footer-grid,.field-row,.service .cols{grid-template-columns:1fr}
  .checkgrid{grid-template-columns:1fr 1fr}
  .section{padding:60px 0}
  .form{padding:22px}
  .brand-tag{display:none}
  .brand-logo{height:38px}
  .brand-name{font-size:1.3rem}
  .topbar a{margin-left:0;margin-right:14px}
  .topbar-right{display:flex;flex-wrap:wrap}
}

/* ===== v3: cart link, gallery, shop ===== */
.nav-cart{position:relative;display:inline-flex!important;align-items:center;gap:6px}
.nav-cart .icon{width:22px;height:22px}
.cart-n{position:absolute;top:0;left:22px;background:var(--hot);color:#fff;font-family:var(--body);font-size:.7rem;font-weight:700;min-width:18px;height:18px;border-radius:999px;display:grid;place-items:center;padding:0 5px;letter-spacing:0}
.nav-cart-label{display:none}
@media (max-width:900px){.nav-cart-label{display:inline}.cart-n{position:static}}

.filter-bar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}
.filter-bar a.chip{text-decoration:none}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.g-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:inherit;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.g-card:hover{transform:translateY(-3px);box-shadow:0 2px 4px rgba(0,0,0,.06),0 16px 36px rgba(0,0,0,.12)}
.g-img{position:relative;aspect-ratio:4/3;background:var(--ink);overflow:hidden}
.g-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.g-card:hover .g-img img{transform:scale(1.04)}
.g-img .noimg{position:absolute;inset:0;display:grid;place-items:center;color:var(--steel-2)}
.g-img .noimg .icon{width:48px;height:48px}
.g-count{position:absolute;right:10px;bottom:10px;background:rgba(0,0,0,.65);color:#fff;font-size:.8rem;padding:3px 9px;border-radius:999px;display:flex;gap:5px;align-items:center}
.g-badge{position:absolute;left:10px;top:10px;background:var(--hot);color:#fff;font-family:var(--head);font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-size:.8rem;padding:3px 10px;border-radius:3px}
.g-badge.custom{background:var(--ink);border:1px solid var(--hot)}
.g-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.g-cat{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--hot-2);font-weight:600;margin-bottom:4px}
.g-body h3{margin:0 0 6px;font-size:1.35rem}
.g-body p{color:var(--muted);font-size:.96rem;margin:0}
.g-price{margin-top:auto;padding-top:14px;font-family:var(--head);font-weight:800;font-size:1.4rem;color:var(--ink);display:flex;justify-content:space-between;align-items:center}
.g-price small{font-family:var(--body);font-weight:500;font-size:.85rem;color:var(--muted)}
.empty-state{text-align:center;padding:60px 20px;background:var(--white);border:1px dashed #c3beb4;border-radius:var(--radius)}
.empty-state .icon{width:48px;height:48px;color:var(--hot);margin:0 auto 12px}

/* project / product detail */
.detail{display:grid;grid-template-columns:1.3fr 1fr;gap:44px;align-items:start}
.viewer{position:sticky;top:110px}
.viewer-main{background:var(--ink);border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;display:grid;place-items:center;cursor:zoom-in}
.viewer-main img{width:100%;height:100%;object-fit:contain}
.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:8px;margin-top:10px}
.thumbs button{padding:0;border:2px solid transparent;border-radius:3px;overflow:hidden;cursor:pointer;background:var(--ink);aspect-ratio:4/3}
.thumbs button[aria-current="true"]{border-color:var(--hot)}
.thumbs img{width:100%;height:100%;object-fit:cover}
.detail h1{font-size:clamp(2rem,4vw,3rem);text-transform:none;margin-bottom:.2em}
.price-big{font-family:var(--head);font-weight:800;font-size:2.2rem;color:var(--ink);margin:6px 0 4px}
.lead-time{color:var(--muted);font-size:.95rem;display:flex;gap:6px;align-items:center}
.specs{list-style:none;padding:0;margin:18px 0;border-top:1px solid var(--line)}
.specs li{padding:9px 0;border-bottom:1px solid var(--line);display:flex;gap:10px}
.specs li b{min-width:110px;color:var(--ink)}
.buy{background:var(--white);border:1px solid var(--line);border-top:4px solid var(--hot);border-radius:var(--radius);padding:22px;margin-top:22px}
.qty{width:90px!important}
.stock-ok{color:var(--ok);font-weight:600}
.stock-low{color:var(--hot-2);font-weight:600}
.stock-out{color:var(--err);font-weight:600}
.desc{white-space:pre-line;color:var(--text)}

/* lightbox */
.lb{position:fixed;inset:0;background:rgba(10,11,13,.94);z-index:200;display:none;align-items:center;justify-content:center;padding:40px 60px}
.lb.open{display:flex}
.lb img{max-width:100%;max-height:100%;object-fit:contain;border-radius:3px}
.lb button{position:absolute;background:rgba(255,255,255,.08);border:0;color:#fff;width:48px;height:48px;border-radius:50%;cursor:pointer;font-size:1.6rem;display:grid;place-items:center}
.lb button:hover{background:var(--hot)}
.lb .lb-x{top:16px;right:16px}
.lb .lb-p{left:12px;top:50%;transform:translateY(-50%)}
.lb .lb-n{right:12px;top:50%;transform:translateY(-50%)}
.lb .lb-c{position:absolute;bottom:16px;left:0;right:0;text-align:center;color:#aab2ba;font-size:.9rem}

/* cart */
.cart-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:32px;align-items:start}
.cart-item{display:grid;grid-template-columns:96px 1fr auto;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);align-items:start}
.cart-item img,.cart-item .ph{width:96px;height:72px;object-fit:cover;border-radius:3px;background:var(--ink)}
.cart-item h3{font-size:1.2rem;margin:0 0 4px;text-transform:none}
.cart-item .opts{font-size:.9rem;color:var(--muted)}
.cart-item .right{text-align:right;display:flex;flex-direction:column;gap:8px;align-items:flex-end}
.cart-item .right form{display:flex;gap:6px;align-items:center}
.link-btn{background:none;border:0;color:var(--muted);text-decoration:underline;cursor:pointer;font:inherit;font-size:.88rem;padding:0}
.link-btn:hover{color:var(--err)}
.summary-row{display:flex;justify-content:space-between;padding:8px 0}
.summary-row.total{border-top:2px solid var(--ink);margin-top:8px;padding-top:12px;font-family:var(--head);font-weight:800;font-size:1.5rem}
.radio-cards{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.radio-cards label{border:1.5px solid #cfcbc3;border-radius:var(--radius);padding:12px;display:flex;gap:10px;align-items:flex-start;cursor:pointer;font-weight:500;background:#fbfaf8}
.radio-cards input{accent-color:var(--hot);margin-top:4px}
.radio-cards label:has(input:checked){border-color:var(--hot);background:#fff6f2}

@media (max-width:1024px){.gallery{grid-template-columns:repeat(2,1fr)}}
@media (max-width:900px){.detail,.cart-grid{grid-template-columns:1fr}.viewer{position:static}}
@media (max-width:620px){.gallery{grid-template-columns:1fr}.cart-item{grid-template-columns:72px 1fr}.cart-item .right{grid-column:1/-1;flex-direction:row;justify-content:space-between;align-items:center}.cart-item img,.cart-item .ph{width:72px;height:54px}.lb{padding:20px 10px}.radio-cards{grid-template-columns:1fr}}
.brand-name{white-space:nowrap}
@media (max-width:1280px){.brand-tag{display:none}.site-nav a{padding:8px 9px}}
@media (max-width:1100px){.brand-logo{height:38px}}