/* ═══════════════════════════════════════════════════════════
   studio-agents · registry — Google AI Studio design language
   dark #121317 · Google Sans Flex / Inter / Google Sans Code
   blue #2E96FF accent · S=blue · M=amber · Agent=green
   ═══════════════════════════════════════════════════════════ */
:root{
  --bg:#121317;--bg-deep:#0e0f12;--surface:#1a1b1f;--surface-2:#212226;--surface-3:#26272c;
  --border:rgba(255,255,255,0.09);--border-strong:rgba(255,255,255,0.15);
  --text:#e8eaed;--white:#fff;--text-2:#9aa0a6;--text-3:#6b7076;
  --blue:#2e96ff;--blue-bright:#6bb6ff;--blue-soft:rgba(46,150,255,0.14);--blue-border:rgba(46,150,255,0.42);
  --amber:#f9ab00;--amber-bright:#ffc739;--amber-soft:rgba(249,171,0,0.14);--amber-border:rgba(249,171,0,0.4);
  --green:#5bd18b;--green-soft:rgba(91,209,139,0.15);--green-border:rgba(91,209,139,0.4);
  --disp:"Google Sans Flex","Google Sans",-apple-system,sans-serif;
  --sans:"Inter",-apple-system,"Helvetica Neue",sans-serif;
  --mono:"Google Sans Code","Roboto Mono",Menlo,monospace;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--sans);background:var(--bg);color:var(--text);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;letter-spacing:-0.006em;}
button{font-family:inherit;cursor:pointer;}
code{font-family:var(--mono);}

/* ── Gate ── */
.gate{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(1100px 560px at 72% -10%,rgba(46,150,255,0.14),transparent 62%),radial-gradient(820px 480px at 8% 112%,rgba(91,209,139,0.06),transparent 60%),var(--bg);padding:24px;}
.gate[hidden]{display:none;}
.gate-card{width:100%;max-width:400px;text-align:center;}
.gate-mark{font-family:var(--mono);font-size:14px;letter-spacing:0.32em;color:var(--text-2);text-transform:uppercase;margin-bottom:22px;}
.gate-mark span{color:var(--blue);}
.gate-title{font-family:var(--disp);font-size:31px;font-weight:500;letter-spacing:-0.02em;color:var(--white);}
.gate-sub{color:var(--text-2);font-size:14.5px;margin:8px 0 28px;}
#gate-form{display:flex;gap:8px;}
#gate-input{flex:1;min-width:0;font-family:var(--mono);font-size:15px;padding:13px 15px;border:1px solid var(--border-strong);border-radius:12px;background:var(--surface-2);color:var(--white);outline:none;}
#gate-input::placeholder{color:var(--text-3);}
#gate-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft);}
#gate-form button{padding:13px 22px;border:none;border-radius:12px;background:var(--white);color:var(--bg-deep);font-size:15px;font-weight:600;}
#gate-form button:hover{background:#e6e7ea;}
.gate-err{color:#f28b82;font-size:13px;margin-top:12px;min-height:20px;}
.gate-card.shake{animation:shake .4s;}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-8px)}75%{transform:translateX(8px)}}

/* ── Topbar ── */
.app{min-height:100dvh;display:flex;flex-direction:column;}
.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:20px;padding:0 24px;height:56px;
  background:rgba(18,19,23,0.86);backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--border);}
.wordmark{font-family:var(--mono);font-size:13px;white-space:nowrap;}
.wm-a{color:var(--text-2);}.wm-sep{color:var(--text-3);margin:0 6px;}.wm-b{color:var(--blue);font-weight:500;}
.tabs{display:flex;gap:4px;}
.tab{border:none;background:none;padding:8px 16px;border-radius:999px;font-size:14px;font-weight:500;color:var(--text-2);transition:.15s;}
.tab:hover{color:var(--white);background:rgba(255,255,255,0.06);}
.tab[aria-selected="true"]{background:var(--white);color:var(--bg-deep);}
.topnote{margin-left:auto;font-family:var(--mono);font-size:11px;color:var(--text-3);letter-spacing:0.04em;}

/* ── Layout ── */
.view[hidden]{display:none;}
.view{flex:1;}
.wrap{max-width:1120px;margin:0 auto;padding:44px 28px 90px;}
.hero{margin-bottom:14px;}
.kicker{font-family:var(--mono);font-size:12px;text-transform:uppercase;letter-spacing:0.1em;color:var(--blue);margin-bottom:18px;}
.hero h1{font-family:var(--disp);font-weight:600;font-size:clamp(40px,6vw,60px);line-height:1.04;letter-spacing:-0.03em;color:var(--white);margin-bottom:22px;}
.lede{font-size:18px;line-height:1.6;max-width:720px;color:var(--text);}
.lede strong{color:var(--white);font-weight:600;}
.block{margin-top:52px;}
.block-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid var(--border);}
.block-head h2{font-family:var(--disp);font-weight:600;font-size:24px;letter-spacing:-0.02em;color:var(--white);}
.block-sub{font-family:var(--mono);font-size:11.5px;color:var(--text-3);}

/* ── Matrix ── */
.matrix{display:flex;flex-direction:column;gap:5px;}
.mrow{display:grid;grid-template-columns:26px 1fr 128px 62px auto;align-items:center;gap:14px;padding:10px 14px;border:1px solid var(--border);border-radius:12px;background:var(--surface);transition:.15s;}
.mrow.core{background:var(--surface-2);}
.mrow.launch{border-color:var(--blue-border);background:linear-gradient(90deg,rgba(46,150,255,0.08),var(--surface-2) 60%);}
.mrank{font-family:var(--mono);font-size:13px;color:var(--text-3);text-align:right;}
.mname{font-weight:600;color:var(--white);font-size:14.5px;}
.mname .star{color:var(--blue-bright);margin-left:6px;font-size:12px;}
.mname .gap{display:block;font-weight:400;color:var(--text-3);font-size:12px;margin-top:1px;}
.mvdf{display:flex;gap:4px;align-items:center;}
.vdf{flex:1;height:6px;background:var(--surface-3);border-radius:999px;overflow:hidden;}
.vdf i{display:block;height:100%;background:var(--text-3);border-radius:999px;}
.mrow.core .vdf i{background:var(--blue);}
.mscore{font-family:var(--mono);font-size:14px;color:var(--white);text-align:right;font-weight:500;}
.mrow:not(.core) .mscore{color:var(--text-2);}
.mwin{font-family:var(--mono);font-size:11px;color:var(--text-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:150px;}

/* ── Agent cards ── */
.agents{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.agent{border:1px solid var(--border);border-radius:18px;background:var(--surface);overflow:hidden;display:flex;flex-direction:column;}
.agent-top{padding:20px 22px 16px;border-bottom:1px solid var(--border);}
.agent-persona{font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:0.1em;color:var(--blue);margin-bottom:8px;}
.agent-name{font-family:var(--disp);font-weight:600;font-size:21px;color:var(--white);letter-spacing:-0.01em;}
.agent-ext{font-size:12.5px;color:var(--text-3);margin-top:3px;}
.agent-moat{margin-top:12px;font-size:13px;color:var(--text-2);}
.agent-moat b{color:var(--green);font-weight:600;}
.slots{padding:16px 22px;display:flex;flex-direction:column;gap:9px;flex:1;}
.slot{display:grid;grid-template-columns:78px 1fr;gap:10px;font-size:12.5px;}
.slot-k{font-family:var(--mono);font-size:10px;text-transform:uppercase;letter-spacing:0.06em;color:var(--text-3);padding-top:2px;}
.slot-v{color:var(--text);}
.slot-v .lim{color:var(--amber-bright);font-family:var(--mono);font-size:11.5px;}
.agent-skills{padding:0 22px 16px;display:flex;flex-wrap:wrap;gap:6px;}
.schip{font-family:var(--mono);font-size:11px;padding:4px 10px;border-radius:999px;background:var(--blue-soft);border:1px solid var(--blue-border);color:var(--blue-bright);cursor:pointer;transition:.15s;}
.schip:hover{background:rgba(46,150,255,0.24);}
.agent-eval{margin:0 22px 20px;padding:12px 14px;border-radius:12px;background:var(--green-soft);border:1px solid var(--green-border);}
.agent-eval .ev-h{font-family:var(--mono);font-size:10px;text-transform:uppercase;letter-spacing:0.08em;color:var(--green);margin-bottom:5px;}
.agent-eval .ev-bench{font-size:12.5px;color:var(--text);margin-bottom:4px;}
.agent-eval .ev-bar{font-family:var(--mono);font-size:12px;color:var(--green);font-weight:500;}

/* ── Units (skills hero) ── */
.units{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px;}
.unit{border:1px solid var(--border);border-radius:14px;background:var(--surface);padding:16px 18px;}
.unit-h{font-family:var(--disp);font-size:15px;font-weight:500;color:var(--white);margin-bottom:8px;display:flex;align-items:center;gap:8px;}
.unit p{font-size:13px;color:var(--text-2);}
.unit em{color:var(--white);font-style:normal;font-weight:500;}
.badge{font-family:var(--mono);font-size:10px;font-weight:500;padding:2px 8px;border-radius:999px;text-transform:uppercase;letter-spacing:0.04em;}
.b-s{background:var(--blue-soft);color:var(--blue-bright);border:1px solid var(--blue-border);}
.b-m{background:var(--amber-soft);color:var(--amber-bright);border:1px solid var(--amber-border);}
.b-a{background:var(--green-soft);color:var(--green);border:1px solid var(--green-border);}

/* ── Controls / catalog ── */
.controls{display:flex;gap:12px;align-items:center;margin-bottom:14px;flex-wrap:wrap;}
.skill-search{flex:1;min-width:220px;font-family:var(--sans);font-size:14.5px;padding:11px 16px;border:1px solid var(--border-strong);border-radius:999px;background:var(--surface-2);color:var(--white);outline:none;}
.skill-search::placeholder{color:var(--text-3);}
.skill-search:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft);}
.toggle{display:flex;gap:3px;background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:3px;}
.tg{border:none;background:none;padding:7px 14px;border-radius:999px;font-size:13px;font-weight:500;color:var(--text-2);}
.tg.on{background:var(--surface-3);color:var(--white);}
.cat-filter{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:20px;}
.cchip{font-family:var(--mono);font-size:11.5px;padding:5px 12px;border-radius:999px;background:var(--surface);border:1px solid var(--border);color:var(--text-2);transition:.15s;}
.cchip:hover{color:var(--white);border-color:var(--border-strong);}
.cchip.on{background:var(--blue);border-color:var(--blue);color:var(--white);}
.cchip .n{opacity:.6;margin-left:5px;}
.catalog{display:grid;grid-template-columns:repeat(auto-fill,minmax(258px,1fr));gap:12px;}
.cap{display:block;text-decoration:none;color:inherit;border:1px solid var(--border);border-radius:14px;background:var(--surface);padding:15px 17px;transition:border-color .15s,background .15s,transform .15s;animation:pop .25s both;}
.cap:hover{border-color:var(--blue-border);background:var(--surface-2);transform:translateY(-2px);}
.cap:hover .cap-src{color:var(--blue-bright);}
.cap:hover .cap-arrow{opacity:1;}
.cap-arrow{opacity:0;transition:opacity .15s;}
@keyframes pop{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}
.cap-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px;}
.cap-name{font-family:var(--mono);font-size:13.5px;color:var(--white);font-weight:500;}
.cap-fn{font-size:13px;color:var(--text-2);line-height:1.5;margin-bottom:10px;}
.cap-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;}
.cap-cat{font-family:var(--mono);font-size:10.5px;color:var(--text-3);}
.cap-src{font-family:var(--mono);font-size:10px;color:var(--text-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:130px;}
.catalog-empty{text-align:center;color:var(--text-3);font-family:var(--mono);font-size:13px;padding:40px;}

/* ── Info strip ── */
.info-strip{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.info{border:1px solid var(--border);border-radius:16px;background:var(--surface);padding:20px 22px;}
.info-h{font-family:var(--disp);font-size:16px;font-weight:500;color:var(--white);margin-bottom:10px;}
.info p{font-size:13.5px;color:var(--text-2);margin-bottom:8px;}
.info strong{color:var(--white);}
.formula{display:block;font-size:13px;color:var(--blue-bright);background:var(--bg-deep);border:1px solid var(--border);border-radius:10px;padding:11px 14px;margin:6px 0;}
.formula sup{font-size:9px;}
.fine{font-family:var(--mono);font-size:11px;color:var(--text-3);}

/* ── responsive ── */
@media (max-width:940px){.agents{grid-template-columns:1fr;}.units,.info-strip{grid-template-columns:1fr;}
  .mrow{grid-template-columns:24px 1fr 90px 54px;}.mwin{display:none;}}
@media (max-width:600px){.topbar{padding:0 14px;gap:10px;}.topnote{display:none;}.wrap{padding:32px 16px 70px;}
  .mrow{grid-template-columns:22px 1fr 50px;}.mvdf{display:none;}.tab{padding:7px 12px;font-size:13px;}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto;}*,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important;}}