:root{--bg:#061427;--panel:#0b1d34;--panel2:#102844;--text:#f5f8fc;--muted:#aab9ca;--line:#1c3653;--blue:#10a9f0;--blue2:#006ee6;--gold:#f4bd32;--gold2:#ffdc70;--danger:#ff6b6b;--success:#42d392;--shadow:0 18px 50px rgba(0,0,0,.25)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 20% -10%,#10335b 0,#061427 36%,#040d19 100%);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;min-height:100vh}body.light{--bg:#f5f8fc;--panel:#fff;--panel2:#eef4fa;--text:#10233b;--muted:#5c6d81;--line:#d8e2ed;background:linear-gradient(#f8fbff,#edf3f9)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.splash{position:fixed;inset:0;z-index:10000;background:#041225;display:grid;place-items:center;align-content:center;gap:10px;transition:opacity .45s,visibility .45s}.splash.hide{opacity:0;visibility:hidden;pointer-events:none}.splash img{width:118px;height:118px;border-radius:50%;object-fit:cover;box-shadow:0 0 55px rgba(16,169,240,.22)}.splash-name{font-weight:900;font-size:24px;letter-spacing:.03em}.splash-name span{color:var(--gold)}.splash-name b{color:var(--blue)}.splash small{color:#fff;letter-spacing:.18em;font-size:10px}.top{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:20px;padding:12px clamp(14px,4vw,54px);background:rgba(5,18,35,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.07)}body.light .top{background:rgba(255,255,255,.9);border-color:var(--line)}.brand{display:flex;align-items:center;gap:10px;min-width:220px}.brand-icon{width:48px;height:48px;border-radius:50%;object-fit:cover;border:1px solid rgba(244,189,50,.55)}.brand-name b{font-size:14px;letter-spacing:.02em;white-space:nowrap}.brand-name i{font-style:normal;color:var(--gold)}.brand-name em{font-style:normal;color:var(--blue)}.brand-name small{display:block;color:var(--muted);font-size:9px;letter-spacing:.1em;margin-top:2px}.nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}.nav button,.menu button{border:0;background:transparent;color:var(--muted);padding:10px 12px;border-radius:10px}.nav button:hover,.nav button.on,.menu button:hover{background:var(--panel2);color:var(--text)}.actions{display:flex;align-items:center;gap:8px}.btn{border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:10px;padding:10px 14px;font-weight:750;transition:.18s}.btn:hover{transform:translateY(-1px);border-color:var(--blue)}.btn.primary{background:linear-gradient(135deg,#f0b928,#ffd969);color:#1b2430;border-color:#f0b928}.btn.blue{background:linear-gradient(135deg,#0874d9,#12b6f3);color:#fff;border:0}.btn.danger{border-color:rgba(255,107,107,.4);color:#ff8b8b}.icon{border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:10px;width:40px;height:40px}.mobile{display:none}.wrap{width:min(1180px,calc(100% - 28px));margin:0 auto;padding:30px 0 72px}.hero{display:grid;grid-template-columns:1.45fr .75fr;gap:18px;margin-top:18px}.hero-main,.hero-side>div,.panel,.card,.authbox{background:linear-gradient(145deg,rgba(16,40,68,.96),rgba(7,23,42,.96));border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px}.light .hero-main,.light .hero-side>div,.light .panel,.light .card,.light .authbox{background:var(--panel)}.hero-main{padding:clamp(26px,5vw,58px);min-height:460px;display:flex;flex-direction:column;justify-content:center}.hero-side{display:grid;gap:18px}.hero-side>div{padding:28px}.ey{font-size:11px;font-weight:900;letter-spacing:.18em;text-transform:uppercase;color:var(--gold)}h1{font-size:clamp(34px,6vw,64px);line-height:1.03;margin:10px 0 16px}h2{font-size:30px;margin:8px 0 14px}h3{margin:6px 0 10px}p{color:var(--muted);line-height:1.65}.actions2{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}.stats{display:flex;gap:28px;margin-top:34px;flex-wrap:wrap}.stat b{font-size:22px;color:var(--gold)}.stat span{display:block;color:var(--muted);font-size:12px}.section{margin-top:44px}.head,.title{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:18px}.title{align-items:center}.title h1{font-size:42px;margin:4px 0}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.grid3{grid-template-columns:repeat(3,minmax(0,1fr))}.card{overflow:hidden}.card .img{aspect-ratio:1.28;display:grid;place-items:center;background:#07192e}.card .img img{width:100%;height:100%;object-fit:cover}.card .body{padding:16px}.tags{display:flex;gap:7px;align-items:center;justify-content:space-between}.tag,.badge,.rating{font-size:11px;border-radius:999px;padding:5px 8px;border:1px solid var(--line);color:var(--muted)}.badge{color:var(--success);border-color:rgba(66,211,146,.28);background:rgba(66,211,146,.07)}.rating{color:var(--gold)}.price{font-weight:900;color:var(--gold2);font-size:18px;margin:9px 0}.meta{color:var(--muted);font-size:12px}.bar{display:flex;gap:8px;margin:18px 0}.input{width:100%;background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:10px;padding:12px 13px;outline:none}.input:focus{border-color:var(--blue)}.toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.toolbar>*{min-width:160px;flex:1}.detail{display:grid;grid-template-columns:1fr 1fr;gap:24px}.media{background:#07192e;border:1px solid var(--line);border-radius:22px;overflow:hidden;min-height:420px;display:grid;place-items:center}.media img{width:100%;height:100%;object-fit:cover}.layout{display:grid;grid-template-columns:1.3fr .7fr;gap:18px}.panel{padding:22px}.list{display:grid;gap:10px}.item{display:flex;gap:12px;align-items:center;padding:13px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.02)}.grow{flex:1}.avatar,.storeavatar{display:grid;place-items:center;background:linear-gradient(135deg,#0d6fd4,#f1ba2d);color:#fff;font-weight:900;border-radius:50%;width:44px;height:44px}.storecover{height:130px;background:radial-gradient(circle at 25% 20%,rgba(16,169,240,.35),transparent 30%),linear-gradient(135deg,#071a31,#0e2e50);position:relative}.storeavatar{position:absolute;bottom:-22px;left:20px;width:64px;height:64px;font-size:24px;border:4px solid var(--panel)}.store .body{padding-top:32px}.formgrid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field{display:grid;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:12px;color:var(--muted);font-weight:700}.field input,.field select,.field textarea{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:10px;padding:11px 12px;outline:none}.field textarea{min-height:130px;resize:vertical}.drop{border:1.5px dashed #2c4b6c;border-radius:16px;padding:32px;text-align:center}.previews{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:12px}.thumb{position:relative;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#061427}.thumb img{width:100%;aspect-ratio:1;object-fit:cover}.thumb span{display:block;padding:5px;font-size:10px;color:var(--muted)}.empty{text-align:center;padding:55px;border:1px dashed var(--line);border-radius:16px;color:var(--muted)}.auth{min-height:72vh;display:grid;place-items:center;padding:35px 14px}.authbox{width:min(500px,100%);padding:28px}.auth-brand{display:flex;align-items:center;gap:12px}.auth-brand .large{width:62px;height:62px}.google-btn{width:100%;display:flex;justify-content:center;align-items:center;gap:10px;background:#fff;color:#15253a;border:1px solid #d8e2ed;border-radius:10px;padding:12px;font-weight:800}.google-btn span{font-size:18px;color:#4285f4}.or{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:11px;margin:15px 0}.or:before,.or:after{content:"";height:1px;background:var(--line);flex:1}.notice{padding:12px 14px;border:1px solid rgba(244,189,50,.25);background:rgba(244,189,50,.06);border-radius:10px;color:var(--muted);font-size:12px;line-height:1.55}.notice.success{border-color:rgba(66,211,146,.25);background:rgba(66,211,146,.06)}.legal{line-height:1.72}.legal h2{font-size:26px}.legal h3{margin-top:25px;color:var(--gold2)}.legal li{margin:8px 0;color:var(--muted)}.legal a{color:var(--blue)}.legal-head{display:flex;align-items:center;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:18px}.legal-head img{width:52px;height:52px;border-radius:50%;object-fit:cover}.legal-head strong,.legal-head span{display:block}.legal-head span{font-size:11px;color:var(--muted)}.legal-updated{font-size:12px}.footer{border-top:1px solid var(--line);padding:34px clamp(14px,4vw,54px) 92px;background:#030b16}.light .footer{background:#e9f0f7}.foot{max-width:1180px;margin:auto;display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:28px}.footer-logo{width:min(330px,100%);height:auto;display:block}.footer p{max-width:420px}.footer b{display:block;color:var(--text);margin-bottom:10px}.footer a{display:block;color:var(--muted);margin:8px 0}.footer a:hover{color:var(--blue)}.bottom{max-width:1180px;margin:25px auto 0;padding-top:16px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:11px}.mobile-nav{display:none}.menu-overlay{position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.55);display:none}.menu-overlay.open{display:block}.side-menu{position:absolute;right:0;top:0;height:100%;width:min(330px,88vw);background:var(--panel);padding:22px;border-left:1px solid var(--line);overflow:auto}.side-menu .close{float:right}.menu{clear:both;padding-top:35px;display:grid;gap:4px}.toast{position:fixed;z-index:1000;bottom:88px;left:50%;transform:translateX(-50%);background:#081a30;color:#fff;border:1px solid #27445f;padding:12px 15px;border-radius:10px;box-shadow:var(--shadow);font-size:12px}.chart{height:220px;display:flex;align-items:end;gap:10px;padding:20px 0}.chart i{flex:1;background:linear-gradient(#10a9f0,#f4bd32);border-radius:6px 6px 0 0;position:relative;min-height:8px}.chart i span{position:absolute;top:calc(100% + 7px);font-size:10px;color:var(--muted);font-style:normal}
@media(max-width:900px){.nav{display:none}.mobile{display:block}.desktop{display:none}.hero,.detail,.layout{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.grid3{grid-template-columns:repeat(2,minmax(0,1fr))}.foot{grid-template-columns:1fr 1fr}.brand{min-width:0}.brand-name small{display:none}.title h1{font-size:34px}}
@media(max-width:600px){.wrap{width:min(100% - 20px,1180px);padding-top:18px}.top{padding:9px 10px}.brand-icon{width:40px;height:40px}.brand-name b{font-size:12px}.actions .icon{width:38px;height:38px}.hero-main{min-height:430px;padding:24px}.grid,.grid3{grid-template-columns:1fr}.formgrid{grid-template-columns:1fr}.field.full{grid-column:auto}.toolbar>*{min-width:0;flex:1 1 45%}.foot{grid-template-columns:1fr}.bottom{flex-direction:column}.mobile-nav{display:flex;position:fixed;z-index:60;left:8px;right:8px;bottom:8px;background:rgba(5,18,35,.94);backdrop-filter:blur(18px);border:1px solid var(--line);border-radius:16px;padding:6px;justify-content:space-around}.light .mobile-nav{background:rgba(255,255,255,.95)}.mobile-nav button{border:0;background:transparent;color:var(--muted);display:grid;place-items:center;font-size:10px;padding:5px 9px}.mobile-nav button.on{color:var(--gold)}.mobile-nav b{font-size:17px}.previews{grid-template-columns:repeat(3,1fr)}h1{font-size:40px}.head,.title{align-items:flex-start;flex-direction:column}.title .btn{width:100%}.bar{flex-direction:column}}

.share-overlay{position:fixed;inset:0;z-index:120;background:rgba(0,0,0,.62);display:grid;place-items:center;padding:18px;backdrop-filter:blur(7px)}
.share-dialog{position:relative;width:min(520px,100%);background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:22px;padding:26px;box-shadow:var(--shadow)}
.share-close{position:absolute;right:16px;top:16px}.share-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0}.share-dialog .input{font-size:12px}.buy-template{display:grid;grid-template-columns:190px 1fr;gap:22px;align-items:stretch}.buy-media{min-height:190px;border-radius:16px;overflow:hidden;background:#07192e;border:1px solid var(--line);display:grid;place-items:center}.buy-media img{width:100%;height:100%;object-fit:cover}.buy-copy h2{margin:6px 0}.template-label{display:block;margin-top:15px;margin-bottom:6px;font-size:12px;font-weight:800;color:var(--muted)}.template-box{width:100%;min-height:92px;resize:none;background:var(--panel2);color:var(--text);border:1px solid var(--line);border-radius:10px;padding:11px 12px;line-height:1.55;outline:none}
@media(max-width:600px){.share-actions{grid-template-columns:1fr}.buy-template{grid-template-columns:1fr}.buy-media{min-height:220px}}

/* Phase 3: polished share cards */
.share-card{width:min(560px,100%)}.share-brand{display:flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.12em;font-weight:900;margin:0 34px 18px 0}.share-brand img{width:38px;height:38px;object-fit:contain}.share-preview{display:grid;grid-template-columns:128px 1fr;gap:16px;padding:14px;border:1px solid var(--line);background:var(--panel2);border-radius:16px;margin-bottom:14px}.share-preview>img{width:128px;height:128px;object-fit:cover;border-radius:12px;background:#061427}.share-preview-copy h2{margin:6px 0;font-size:20px;overflow-wrap:anywhere}.share-preview-copy p{margin:0;color:var(--muted);font-size:13px;line-height:1.5;overflow-wrap:anywhere}.share-card .share-actions{grid-template-columns:1fr 1fr 1fr}.share-card .share-actions .btn{text-align:center;display:flex;justify-content:center;align-items:center;text-decoration:none}@media(max-width:520px){.share-preview{grid-template-columns:84px 1fr;gap:12px}.share-preview>img{width:84px;height:84px}.share-card .share-actions{grid-template-columns:1fr}.share-preview-copy h2{font-size:17px}}
/* Phase 3.1 refinements */
.share-preview.store-share-preview{grid-template-columns:1fr;gap:12px;padding:20px;background:linear-gradient(145deg,rgba(212,175,55,.13),rgba(22,43,77,.45));border:1px solid var(--line)}
.store-share-preview>img{width:100%;max-height:190px;object-fit:cover;border-radius:12px}
.share-preview-copy h2{font-size:clamp(28px,6vw,44px);line-height:1.05;overflow-wrap:anywhere}
.share-callout{font-weight:700;color:var(--gold,#d4af37);margin-top:12px}
.share-mini-logo{width:20px;height:20px;object-fit:contain;vertical-align:middle}
.phone-row{display:flex;gap:8px;align-items:center}.phone-row select{max-width:170px}
button:disabled{opacity:.55;cursor:not-allowed}
@media(max-width:560px){.phone-row{display:block}.phone-row select{max-width:100%;margin-bottom:8px}.share-actions{flex-wrap:wrap}.share-actions .btn{flex:1 1 42%}}

/* Mobile header refinement: keep the SUT brand and key controls visible. */
.top{gap:clamp(6px,1.4vw,16px);}
.brand{flex:0 1 auto;min-width:0;gap:8px;}
.brand-name{min-width:0;}
.brand-name b{display:block;white-space:nowrap;}
.actions{margin-left:auto;flex:0 0 auto;gap:7px;}
.actions .icon{flex:0 0 40px;display:inline-grid;place-items:center;font-size:20px;}
.install-button{white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:5px;padding:0 11px;min-height:40px;font-size:12px;}
.menu-toggle{display:inline-grid!important;}
@media(max-width:900px){.nav{display:none}.top{gap:8px}.brand{flex:1 1 auto}.actions{gap:6px}.actions .desktop{display:none}}
@media(max-width:600px){
 .top{padding:8px 9px;gap:6px;min-height:58px}
 .brand{gap:6px;flex:1 1 0;overflow:visible}
 .brand-icon{width:32px;height:32px;flex:0 0 32px}
 .brand-name{flex:1 1 auto;min-width:0}
 .brand-name b{font-size:clamp(9px,2.65vw,11px);letter-spacing:-.035em;white-space:nowrap}
 .brand-name small{display:none}
 .actions{gap:5px}
 .actions .icon{width:32px;height:34px;flex:0 0 32px;border-radius:8px;font-size:17px;padding:0}
 .install-button{min-height:34px;height:34px;padding:0 7px;font-size:10px;gap:3px;border-radius:8px}
 .install-button span:first-child{font-size:14px}
 .menu-toggle{display:inline-grid!important}
}
@media(max-width:360px){
 .top{padding-inline:6px;gap:4px}
 .brand{gap:4px}
 .brand-icon{width:28px;height:28px;flex-basis:28px}
 .brand-name b{font-size:9px;letter-spacing:-.045em}
 .actions{gap:3px}
 .actions .icon{width:29px;height:31px;flex-basis:29px;font-size:16px}
 .install-button{height:31px;min-height:31px;padding:0 5px;font-size:9px}
}


/* Phase 3 refinement: photographic Shop by Category cards */
.category-photo-card{position:relative;display:block;isolation:isolate;min-height:220px;padding:0;overflow:hidden;border:1px solid rgba(198,161,91,.24);border-radius:18px;background:#102033;color:#fff;text-align:left;cursor:pointer;box-shadow:0 8px 24px rgba(0,0,0,.14);transition:transform .2s ease,box-shadow .2s ease}
.category-photo-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .35s ease}
.category-photo-card:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(0,0,0,.22)}
.category-photo-card:hover img{transform:scale(1.045)}
.category-photo-shade{position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(4,13,25,.08) 0%,rgba(4,13,25,.22) 35%,rgba(4,13,25,.88) 100%)}
.category-photo-number{position:absolute;top:14px;left:15px;font-size:.75rem;letter-spacing:.15em;color:#f2d8a0;background:rgba(4,13,25,.56);border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:5px 9px}
.category-photo-title{position:absolute;left:18px;right:12px;bottom:47px;font-size:1.22rem;font-weight:750;line-height:1.2;text-shadow:0 2px 12px rgba(0,0,0,.35)}
.category-photo-cta{position:absolute;left:18px;bottom:17px;font-size:.82rem;font-weight:600;color:#f2d8a0}
@media(max-width:560px){.category-photo-card{min-height:168px;border-radius:14px}.category-photo-title{font-size:1rem;left:12px;bottom:40px}.category-photo-number{top:10px;left:10px}.category-photo-cta{left:12px;bottom:12px;font-size:.75rem}}
/* SUT agreed category rail and accessible mobile navigation refinement */
.category-rail{display:flex;gap:12px;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x mandatory;padding:2px 2px 12px;scrollbar-width:thin}
.category-rail .category-photo-card{flex:0 0 178px;min-height:112px;height:112px;border-radius:13px;scroll-snap-align:start}
.category-rail .category-photo-title{left:12px;bottom:12px;font-size:.94rem}
.category-rail .category-photo-shade{background:linear-gradient(180deg,rgba(4,13,25,.05),rgba(4,13,25,.78))}
.mobile-nav button b{position:relative;display:grid;place-items:center;width:24px;height:24px}
.mobile-nav button b svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.mobile-nav button.on{color:var(--gold2)}
.nav-badge{position:absolute;right:-9px;top:-6px;min-width:16px;height:16px;padding:0 4px;border-radius:99px;background:#e34d59;color:white;font-size:10px;font-style:normal;font-weight:800;display:grid;place-items:center;border:2px solid var(--panel)}
.storecover{background-size:cover;background-position:center}
@media(max-width:560px){.category-rail .category-photo-card{flex-basis:150px;height:100px;min-height:100px}}

/* SUT Store QR poster: show the complete portrait artwork without cropping the QR. */
.share-preview.store-qr-preview{grid-template-columns:1fr;gap:12px;padding:14px;background:linear-gradient(145deg,rgba(212,175,55,.13),rgba(22,43,77,.45));}
.share-preview.store-qr-preview>img{display:block;width:auto;max-width:100%;height:auto;max-height:min(62vh,620px);object-fit:contain;margin:0 auto;background:#07182b;border-radius:12px;}
.share-preview.store-qr-preview .share-preview-copy{display:none;}