/* frontier26 redesign — advanced layout system
   OKLCH hue lab · glass bento · scroll gallery · view() reveals · anchor popover · mobile */
@property --hue { syntax: '<number>'; initial-value: 270; inherits: true; }
:root{
  --hue: 270;
  --acc-1: oklch(0.78 0.16 var(--hue));
  --acc-2: oklch(0.86 0.13 calc(var(--hue) - 110));
  --acc-3: oklch(0.82 0.17 calc(var(--hue) + 80));
  --bg: oklch(14% 0.02 var(--hue));
  --panel: oklch(20% 0.025 var(--hue) / 0.55);
  --ink: oklch(96% 0.01 var(--hue));
  --muted: oklch(72% 0.02 var(--hue));
  --line: oklch(40% 0.03 var(--hue) / 0.5);
  --pad: 1.4rem;
  --radius: 18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 system-ui,sans-serif;overflow-x:hidden}
a{color:var(--acc-1);text-decoration:none}

/* gate */
#gate{position:fixed;inset:0;background:var(--bg);display:none;align-items:center;justify-content:center;z-index:999}
#gate .box{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:34px;text-align:center;max-width:330px;backdrop-filter:blur(14px)}
#gate h2{margin:0 0 4px;font-size:20px}
#gate input{padding:11px 14px;border-radius:11px;border:1px solid var(--line);background:oklch(10% 0.02 var(--hue));color:var(--ink);width:100%;margin:14px 0}
#gate button{padding:11px 20px;border:0;border-radius:11px;background:linear-gradient(120deg,var(--acc-1),var(--acc-2));color:#07090e;font-weight:800;cursor:pointer}
#gate .err{color:#f88;font-size:12px;min-height:14px;margin-top:6px}

#app{display:none}
#topbar{position:sticky;top:0;z-index:80;display:flex;align-items:center;gap:1rem;padding:0.7rem var(--pad);background:oklch(14% 0.02 var(--hue) / 0.8);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
#topbar .brand{font-weight:800;letter-spacing:-.4px;font-size:16px}
#topbar .brand b{background:linear-gradient(120deg,var(--acc-1),var(--acc-3));-webkit-background-clip:text;background-clip:text;color:transparent}
#topbar nav{display:flex;gap:0.5rem;margin-left:auto;flex-wrap:wrap}
#topbar nav a{font-size:12px;color:var(--muted);padding:5px 10px;border:1px solid var(--line);border-radius:999px}
#topbar nav a:hover{color:var(--ink);border-color:var(--acc-1)}
#cartbar{margin-left:auto;font-size:13px;display:flex;gap:10px;align-items:center}
#cartbar button{background:linear-gradient(120deg,var(--acc-1),var(--acc-2));color:#07090e;border:0;border-radius:8px;padding:6px 12px;font-weight:800;cursor:pointer}
#hue{flex:0 0 auto;display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted)}
#hue input{width:90px;accent-color:var(--acc-1)}

/* hero */
#hero{position:relative;height:min(78vh,640px);display:grid;grid-template-columns:1.4fr 1fr;align-items:center;gap:2rem;padding:2rem var(--pad);overflow:hidden;border-bottom:1px solid var(--line)}
#gl-hero{position:absolute;inset:0;width:100%;height:100%;z-index:0;opacity:0.9}
#hero .hud{position:absolute;top:1rem;left:1.2rem;z-index:2;font:11px/1.4 ui-monospace,monospace;color:oklch(85% 0.05 var(--hue));text-shadow:0 1px 3px #000;pointer-events:none}
#hero .hero-copy{position:relative;z-index:2;max-width:46ch}
#hero h1{font-size:clamp(30px,5vw,58px);line-height:1.02;margin:0 0 .6rem;letter-spacing:-1.5px}
#hero h1 em{font-style:normal;background:linear-gradient(120deg,var(--acc-1),var(--acc-3));-webkit-background-clip:text;background-clip:text;color:transparent}
#hero p{color:var(--muted);font-size:15px;max-width:42ch}
.hero-cta{margin-top:1.4rem;display:flex;gap:.8rem;flex-wrap:wrap}
.hero-cta a{padding:11px 20px;border-radius:12px;font-weight:700;font-size:14px}
.btn-primary{background:linear-gradient(120deg,var(--acc-1),var(--acc-2));color:#07090e}
.btn-ghost{border:1px solid var(--line);color:var(--ink)}

/* section heading */
.sec-head{display:flex;align-items:baseline;gap:.8rem;padding:2.2rem var(--pad) .4rem}
.sec-head .eyebrow{font:11px/1 ui-monospace,monospace;letter-spacing:2px;text-transform:uppercase;color:var(--acc-1)}
.sec-head h2{margin:0;font-size:clamp(22px,3vw,32px);letter-spacing:-.6px}
.sec-head .count{color:var(--muted);font-size:13px}

/* bento category grid */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;padding:0 var(--pad) 1rem;grid-auto-flow:dense}
.bento .cat-tile{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem;backdrop-filter:blur(10px);cursor:pointer;overflow:hidden;transition:transform .25s,border-color .25s,box-shadow .25s;min-height:96px;display:flex;flex-direction:column;justify-content:space-between}
.bento .cat-tile:hover{transform:translateY(-4px);border-color:var(--acc-1);box-shadow:0 16px 40px -18px var(--acc-1)}
.bento .cat-tile.big{grid-column:span 2;grid-row:span 2;min-height:200px;background:linear-gradient(135deg,oklch(22% 0.05 var(--hue)/.7),oklch(16% 0.03 var(--hue)/.5))}
.bento .cat-tile .ct-n{font:11px ui-monospace,monospace;color:var(--muted)}
.bento .cat-tile .ct-name{font-size:15px;font-weight:700}
.bento .cat-tile.big .ct-name{font-size:24px}
.bento .cat-tile .ct-ico{position:absolute;right:-6px;bottom:-6px;width:54px;height:54px;color:var(--acc-1);opacity:.18}
.bento .cat-tile.big .ct-ico{width:120px;height:120px}

/* gfx gallery — static two rows, opposite scroll directions (no view-timeline) */
.gallery-wrap{position:relative;padding:1.5rem 0 2rem;border-bottom:1px solid var(--line)}
.gallery-sticky{position:static;height:auto;display:flex;flex-direction:column;gap:1.1rem;overflow:visible}
.gallery-row{display:flex;gap:1.1rem;overflow-x:auto;scroll-snap-type:x mandatory;padding:.4rem var(--pad) 1rem;scrollbar-width:thin}
.gallery-row.rev{direction:rtl}
.gallery-row.rev > *{direction:ltr}
.gallery-row::-webkit-scrollbar{height:8px}
.gallery-row::-webkit-scrollbar-thumb{background:var(--line);border-radius:8px}
.g-card{width:min(80vw,330px);flex:0 0 auto;scroll-snap-align:start;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;backdrop-filter:blur(8px)}
.g-card .g-cv{position:relative;height:200px;background:#000;display:block}
.g-card .g-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;color:var(--muted);text-align:center;pointer-events:none}
.g-card .g-placeholder span{font-size:14px;font-weight:600;color:var(--ink)}
.g-card .g-placeholder small{font-size:11px;color:var(--muted)}
.gfx-ctrls{position:absolute;top:8px;right:8px;z-index:3;display:flex;gap:6px}
.gfx-btn{padding:4px 10px;border:1px solid var(--line);background:oklch(12% 0.02 var(--hue)/.82);color:var(--acc-1);border-radius:8px;cursor:pointer;font:600 11px/1 system-ui,sans-serif;backdrop-filter:blur(6px);transition:border-color .2s,color .2s,background .2s}
.gfx-btn:hover{border-color:var(--acc-1);color:var(--ink)}
.gfx-btn.gfx-gen{background:linear-gradient(120deg,var(--acc-1),var(--acc-2));color:#07090e;border:0}
.gfx-btn.gfx-rand{color:var(--acc-3)}
.gfx-btn.gfx-rand:hover{border-color:var(--acc-3);color:var(--ink)}
.gfx-btn.gfx-stop{color:#ff9a9a}
.gfx-btn.gfx-stop:hover{border-color:#ff9a9a}
.gfx-log{position:absolute;left:8px;bottom:8px;z-index:3;font:10px/1.3 ui-monospace,monospace;color:var(--muted);background:oklch(10% 0.02 var(--hue)/.72);padding:3px 7px;border-radius:6px;backdrop-filter:blur(6px);pointer-events:none}
.g-card .g-meta{padding:.8rem 1rem}
.g-card .g-meta b{font-size:14px}
.g-card .g-meta span{display:block;color:var(--muted);font-size:12px;margin-top:2px}
@media (max-width:768px){.gallery-row{flex-direction:column;overflow-x:hidden}.gallery-row.rev{direction:ltr}.g-card{width:auto}}

/* item cards grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:1rem;padding:0 var(--pad) 2rem}
.card{position:relative;background:linear-gradient(180deg,var(--panel),transparent);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;cursor:pointer;transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-5px);box-shadow:0 18px 44px -16px var(--acc-1);border-color:var(--acc-1)}
.card.selected{border-color:var(--acc-3);box-shadow:0 0 0 1px var(--acc-3)}
.card .sample{position:relative;height:130px;background:#000;display:flex;align-items:center;justify-content:center;overflow:hidden}
.card .sample canvas{display:block}
.card .g-placeholder span{font-size:13px;font-weight:600;color:var(--ink)}
.card .g-placeholder small{font-size:11px;color:var(--muted)}
.logo-chip{width:62px;height:62px;border-radius:15px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:26px}
.icon-sample{width:46px;height:46px;color:var(--acc-1)}
.icon-sample svg{width:100%;height:100%}
.card .meta{display:flex;gap:6px;padding:10px 12px 0;flex-wrap:wrap}
.tag{background:#0b0e14;border:1px solid var(--line);color:var(--muted);font-size:11px;padding:2px 8px;border-radius:6px}
.card .title{padding:8px 12px 0;font-size:14px;font-weight:600}
.card .foot{display:flex;justify-content:space-between;align-items:center;padding:10px 12px 12px}
.price{color:var(--acc-1);font-weight:800;font-size:13px}
.pick{width:30px;height:30px;border-radius:9px;background:linear-gradient(120deg,var(--acc-1),var(--acc-2));color:#07090e;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px}

/* cart popover (JS-anchored, cross-browser safe) */
.cart-pop{position:fixed;z-index:600;width:300px;background:oklch(16% 0.03 var(--hue)/.96);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 24px 60px -20px #000;padding:1rem 1.1rem}
.cart-pop .cp-head{font-weight:700;font-size:15px;margin-bottom:4px}
.cart-pop .cp-desc{font-size:13px;color:var(--muted);max-height:90px;overflow:auto}
.cart-pop .cp-tags{display:flex;flex-wrap:wrap;gap:5px;margin:8px 0}
.cart-pop .cp-tags span{background:#0b0e14;border:1px solid var(--line);color:var(--muted);font-size:10px;padding:2px 6px;border-radius:5px}
.cart-pop .cp-actions{display:flex;flex-direction:column;gap:8px;margin-top:6px}
.cart-pop .cp-actions button{padding:9px;border:0;border-radius:9px;font-weight:700;cursor:pointer}
.cp-multi{background:linear-gradient(120deg,var(--acc-1),var(--acc-2));color:#07090e}
.cp-single{background:oklch(12% 0.02 var(--hue));color:var(--ink);border:1px solid var(--line)}

/* feature probe matrix */
#matrix-sec{padding:1rem var(--pad) 3rem}
#feat-matrix{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.6rem}
.feat{display:flex;align-items:center;gap:.5rem;padding:.55rem .7rem;border:1px solid var(--line);border-radius:10px;font-size:12px;background:var(--panel)}
.feat .dot{width:9px;height:9px;border-radius:50%;flex:0 0 auto}
.feat.pass .dot{background:var(--acc-1);box-shadow:0 0 8px var(--acc-1)}
.feat.fail .dot{background:#f55}
.feat small{margin-left:auto;color:var(--muted);font-size:10px}
#feat-score{color:var(--muted);font-size:13px;margin:.8rem 0;max-width:60ch}

/* modal */
.modal{position:fixed;inset:0;z-index:600;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center}
.modal-box{background:oklch(16% 0.03 var(--hue)/.96);border:1px solid var(--line);border-radius:var(--radius);padding:24px;max-width:380px;text-align:center;backdrop-filter:blur(14px)}
.modal-head{font-weight:700;font-size:16px}
.modal-ref{color:var(--muted);font-size:12px;margin:6px 0 14px;word-break:break-all}
.pay-link{display:inline-block;padding:10px 18px;border-radius:10px;background:linear-gradient(120deg,var(--acc-1),var(--acc-2));color:#07090e;font-weight:700;text-decoration:none}
.modal-note{color:var(--muted);font-size:11px;margin:12px 0}
.modal-close{margin-top:8px;background:oklch(12% 0.02 var(--hue));color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:7px 16px;cursor:pointer}
footer{border-top:1px solid var(--line);padding:2rem var(--pad);color:var(--muted);font-size:13px;text-align:center}
footer b{color:var(--ink)}

/* view() reveals — played on load (safe: never hides above-fold content) */
@keyframes rise{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
.reveal{animation:rise .7s both}
@media (prefers-reduced-motion:reduce){.reveal{animation:none}}
@supports not (animation-timeline:view()){
  .reveal{opacity:0;transform:translateY(26px);transition:.7s}
  .reveal.io-on{opacity:1;transform:none}
}

/* MOBILE — first-class */
@media (max-width:820px){
  :root{--pad:1rem}
  #hero{grid-template-columns:1fr;height:auto;min-height:62vh;padding-top:1.4rem}
  #gl-hero{opacity:.7}
  .bento{grid-template-columns:repeat(2,1fr)}
  .bento .cat-tile.big{grid-column:span 2;grid-row:span 1;min-height:140px}
  .bento .cat-tile.big .ct-ico{width:80px;height:80px}
  .grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
  #topbar nav{display:none}
}
@media (max-width:560px){
  .bento{grid-template-columns:1fr}
  .bento .cat-tile.big{grid-column:span 1}
  #hue{display:none}
}
@media (max-width:768px){
  .gallery-wrap{height:auto}
  .gallery-sticky{position:static;height:auto}
  .gallery-track{animation:none!important;translate:none!important;width:auto;overflow-x:auto;scroll-snap-type:x mandatory;padding:1rem var(--pad)}
  .g-card{width:84vw;scroll-snap-align:start}
}