/* ============ LLMinONE — 2100 surface ============ */
:root{
  color-scheme:light;
  --bg:#f5f5f7;
  --bg-soft:#ffffff;
  --ink:#1d1d1f;
  --ink-dim:#6e6e73;
  --ink-faint:#6b6570;
  --hairline:rgba(0,0,0,.08);
  --hairline-strong:rgba(0,0,0,.12);
  --panel:rgba(255,255,255,.92);
  --card:#ffffff;
  --fill:rgba(0,0,0,.04);
  --glass:rgba(255,255,255,.52);
  --glass-border:rgba(255,255,255,.72);
  --glass-blur:40px;
  --accent:#0ea960;
  --accent-ink:#ffffff;
  --accent-soft:rgba(14,169,96,.14);
  --radius:22px;
  --radius-s:14px;
  --container:1600px;
  --gutter:clamp(1rem,4vw,2rem);
  --font-d:"Geist",-apple-system,BlinkMacSystemFont,sans-serif;
  --font-s:"Geist",-apple-system,BlinkMacSystemFont,sans-serif;
  --font-m:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --shadow-border:0 0 0 1px var(--hairline),0 24px 60px -36px rgba(20,19,17,.28);
  --lift:
    0 1px 0 rgba(255,255,255,.9) inset,
    0 -1px 0 rgba(20,30,60,.06) inset,
    0 2px 4px rgba(30,40,80,.06),
    0 12px 28px -10px rgba(30,40,80,.22),
    0 36px 64px -24px rgba(30,40,80,.28);
  --grad:linear-gradient(165deg,#eefcf3 0%,#e3f7ea 48%,#d4f0df 100%);
  --code-bg:#ece8e0;
}
html[data-theme="night"]{
  color-scheme:dark;
  --bg:#000000;
  --bg-soft:#1c1c1e;
  --ink:#f5f5f7;
  --ink-dim:#a1a1a6;
  --ink-faint:#6e6e73;
  --hairline:rgba(255,255,255,.1);
  --hairline-strong:rgba(255,255,255,.16);
  --panel:rgba(28,28,30,.92);
  --card:#1c1c1e;
  --fill:rgba(255,255,255,.06);
  --glass:rgba(22,22,26,.46);
  --glass-border:rgba(255,255,255,.14);
  --glass-blur:40px;
  --accent:#34d399;
  --accent-ink:#052e1f;
  --accent-soft:rgba(52,211,153,.16);
  --shadow-border:0 0 0 1px var(--hairline),0 24px 60px -28px rgba(0,0,0,.7);
  --lift:
    0 1px 0 rgba(255,255,255,.14) inset,
    0 -1px 0 rgba(0,0,0,.5) inset,
    0 8px 20px rgba(0,0,0,.35),
    0 28px 56px -16px rgba(0,0,0,.55);
  --grad:linear-gradient(165deg,#0c1712 0%,#08120d 52%,#040a07 100%);
  --code-bg:#0b0c10;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--grad);background-attachment:fixed;color:var(--ink);
  font-family:var(--font-s);line-height:1.55;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
::selection{background:var(--accent);color:var(--accent-ink)}
img,svg{display:block}
a{color:inherit}
.mono{font-family:var(--font-m)}
.dim{color:var(--ink-faint)}
.material-symbols-outlined{
  font-family:"Material Symbols Outlined";font-weight:400;font-style:normal;
  font-size:22px;line-height:1;letter-spacing:normal;display:inline-block;
  font-variation-settings:"FILL" 0,"wght" 400,"GRAD" 0,"opsz" 24;
  user-select:none;vertical-align:middle;
}

/* persona theming */
body[data-persona="gentle"]   {--accent:#e08962;--accent-ink:#fffaf4;--accent-soft:rgba(224,137,98,.14)}
body[data-persona="kid"]      {--accent:#2a9d7a;--accent-ink:#fffaf4;--accent-soft:rgba(42,157,122,.14)}
body[data-persona="student"]  {--accent:#3b7ec4;--accent-ink:#fffaf4;--accent-soft:rgba(59,126,196,.14)}
body[data-persona="pro"]      {--accent:#7a5cbe;--accent-ink:#fffaf4;--accent-soft:rgba(122,92,190,.14)}
body[data-persona="researcher"]{--accent:#2a9a74;--accent-ink:#fffaf4;--accent-soft:rgba(42,154,116,.14)}
body[data-persona="skeptic"]  {--accent:#c45a6c;--accent-ink:#fffaf4;--accent-soft:rgba(196,90,108,.14)}

/* gateway persona theming — each frontier persona owns its colour */
body[data-style="pulse"]{--accent:#141414;--accent-ink:#ffffff;--accent-soft:rgba(20,20,20,.16)}
body[data-style="astra"]{--accent:#10a37f;--accent-ink:#ffffff;--accent-soft:rgba(16,163,127,.16)}
body[data-style="fable"]{--accent:#d97757;--accent-ink:#ffffff;--accent-soft:rgba(217,119,87,.16)}
body[data-style="sage"]{--accent:#4285f4;--accent-ink:#ffffff;--accent-soft:rgba(66,133,244,.16)}
body[data-style="quest"]{--accent:#1f8a8a;--accent-ink:#ffffff;--accent-soft:rgba(31,138,138,.16)}
body[data-style="plain"],body[data-style="tutor"],body[data-style="ally"]{--accent:#4d6bfe;--accent-ink:#ffffff;--accent-soft:rgba(77,107,254,.16)}
html[data-theme="night"] body[data-style="pulse"]{--accent:#e8e8ec;--accent-ink:#101012;--accent-soft:rgba(232,232,236,.18)}

/* ============ background — glass window, 3D colorful gradient ============ */
.bg{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;
  background:
    radial-gradient(1100px 700px at 88% -12%, color-mix(in oklab,var(--accent) 34%,#a3e635), transparent 62%),
    radial-gradient(900px 680px at -8% 14%, color-mix(in oklab,var(--accent) 40%,#2dd4bf), transparent 60%),
    radial-gradient(1000px 900px at 50% 118%, color-mix(in oklab,var(--accent) 28%,#6ee7b7), transparent 64%);
}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.42}
.orb-a{width:64vw;height:64vw;left:-18vw;top:-24vw;
  background:conic-gradient(from 210deg,#34d399,#a3e635,#6ee7b7,#2dd4bf,#4ade80,#34d399);
  animation:aurora 28s linear infinite}
.orb-b{width:52vw;height:52vw;right:-16vw;top:10vh;
  background:conic-gradient(from 0deg,#4ade80,#2dd4bf,#a3e635,#4ade80);
  animation:aurora 34s linear infinite reverse}
.orb-c{width:46vw;height:46vw;left:24vw;bottom:-20vw;
  background:radial-gradient(circle,color-mix(in oklab,var(--accent) 45%,transparent),transparent 66%);
  animation:float 16s ease-in-out infinite alternate}
@keyframes aurora{to{transform:rotate(360deg) scale(1.08)}}
@keyframes float{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(4vw,-4vh,0) scale(1.12)}}
.grid-lines,.vignette{display:none}

/* ============ top bar ============ */
.skip{position:fixed;top:-60px;left:16px;z-index:100;background:var(--accent);color:var(--accent-ink);padding:.6rem 1rem;border-radius:10px;font-weight:600;text-decoration:none;transition:top .2s}
.skip:focus{top:14px}
.topbar{
  position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:1rem;
  padding:.75rem max(var(--gutter),calc((100% - var(--container))/2));
  background:var(--glass);
  backdrop-filter:blur(var(--glass-blur)) saturate(180%);
  -webkit-backdrop-filter:blur(var(--glass-blur)) saturate(180%);
  border-bottom:0.5px solid var(--glass-border);
}
.top-actions{margin-left:auto;display:flex;gap:.55rem;align-items:center}
.earn-chip{
  border:.5px solid var(--glass-border);background:var(--glass);color:var(--ink);
  border-radius:999px;padding:.35rem .75rem;font:650 .75rem var(--font-s);cursor:pointer;
  backdrop-filter:blur(16px);box-shadow:var(--lift);
}
.earn-chip b{font-variant-numeric:tabular-nums}
.attach-btn,.new-chat{
  width:42px;height:42px;flex:none;border-radius:14px;cursor:pointer;
  display:grid;place-items:center;padding:0;
}
.theme-switch{
  width:51px;height:31px;padding:2px;border:0;border-radius:15.5px;cursor:pointer;flex:none;
  background:rgba(120,120,128,.16);
  box-shadow:inset 0 0 0 .5px rgba(0,0,0,.12);
}
.theme-switch[aria-checked="true"]{background:var(--accent);box-shadow:inset 0 0 0 .5px rgba(0,0,0,.08)}
.theme-switch-knob{
  display:block;width:27px;height:27px;border-radius:50%;background:#fff;
  box-shadow:0 1px 0 rgba(255,255,255,.9) inset,0 4px 10px rgba(0,0,0,.22),0 1px 2px rgba(0,0,0,.08);
  transition:transform .28s cubic-bezier(.32,.72,0,1);
}
.theme-switch[aria-checked="true"] .theme-switch-knob{transform:translateX(20px)}
html[data-theme="night"] .theme-switch{background:rgba(120,120,128,.32);box-shadow:inset 0 0 0 .5px rgba(255,255,255,.12)}
html[data-theme="night"] .theme-switch[aria-checked="true"]{background:var(--accent)}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;min-width:0}
.brand-mark{
  width:34px;height:34px;flex:none;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--accent),color-mix(in oklab,var(--accent) 55%,#fff));
  color:var(--accent-ink);font-family:var(--font-d);font-style:italic;font-size:1.35rem;font-weight:600;
  box-shadow:0 0 0 1px rgba(255,255,255,.14) inset,0 6px 18px -8px var(--accent);
}
.brand-mark svg{width:62%;height:62%;display:block}
.brand-word{font-family:var(--font-d);font-size:1.22rem;letter-spacing:-.01em;white-space:nowrap}
.brand-word b{font-weight:600}
.brand-com{color:var(--ink-faint);font-weight:500;font-size:.72em;letter-spacing:.02em}
.brand-tag{font-size:.62rem;color:var(--ink-faint);letter-spacing:.08em;text-transform:uppercase;white-space:nowrap}
.nav{display:flex;gap:.15rem;margin:0 auto;flex-wrap:wrap}
.nav a{
  color:var(--ink-dim);text-decoration:none;font-size:.86rem;font-weight:500;
  padding:.45rem .75rem;border-radius:999px;transition:all .18s;
}
.nav a:hover{color:var(--ink);background:rgba(255,255,255,.06)}
.live-btn{
  display:inline-flex;align-items:center;gap:.5rem;flex:none;
  border:1px solid var(--hairline-strong);border-radius:999px;padding:.5rem .95rem;
  font-size:.8rem;font-weight:600;text-decoration:none;color:var(--ink);
  background:rgba(255,255,255,.03);transition:all .2s;
}
.live-btn:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
.live-btn .dot{width:7px;height:7px;border-radius:50%;background:#4ade80;box-shadow:0 0 10px #4ade80}
.arr{transition:transform .2s}
.live-btn:hover .arr{transform:translate(2px,-2px)}

/* ============ hero / ask ============ */
.hero{max-width:var(--container);margin:0 auto;padding:clamp(3rem,8vh,5.2rem) var(--gutter) 2.5rem;text-align:center}
.eyebrow{
  font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);
  margin:0 0 1.1rem;
}
.hero h1{
  font-family:var(--font-d);font-weight:500;
  font-size:clamp(2.5rem,6.2vw,4.55rem);line-height:1.04;letter-spacing:-.018em;
  margin:0 0 1.2rem;text-wrap:balance;
}
.hero h1 em,.sec h2 em{font-style:italic;color:var(--accent)}
.dek{max-width:56ch;margin:0 auto 2rem;color:var(--ink-dim);font-size:clamp(1rem,1.6vw,1.15rem);text-wrap:pretty}

.personas{display:flex;flex-wrap:wrap;gap:.45rem;justify-content:center;margin-bottom:.6rem}
.personas button{
  font-family:var(--font-s);font-size:.74rem;color:var(--ink-dim);
  background:var(--card);border:1px solid var(--hairline);
  border-radius:999px;padding:.45rem .85rem;cursor:pointer;
  display:inline-flex;gap:.4rem;align-items:center;box-shadow:var(--lift);
}
.p-mark,.logo-mark,.cmp5-mark{
  width:22px;height:22px;border-radius:50%;display:grid;place-items:center;
  font:700 .7rem var(--font-s);color:#fff;flex:none;
}
.p-mark svg,.logo-mark svg,.cmp5-mark svg,.bot-card .mark svg{width:55%;height:55%;display:block}
.cmp5-mark{width:36px;height:36px}
.personas button:hover{border-color:var(--hairline-strong);color:var(--ink)}
.personas button[aria-pressed="true"]{
  color:var(--accent-ink);background:var(--accent);border-color:transparent;font-weight:500;
  box-shadow:0 4px 22px -6px var(--accent);
}
/* individual persona chip colours — unselected chips wear a brand tint */
.personas button{--p:#9aa0ae}
.personas button[data-style="pulse"]{--p:#141414}
.personas button[data-style="astra"]{--p:#10a37f}
.personas button[data-style="fable"]{--p:#d97757}
.personas button[data-style="sage"]{--p:#4285f4}
.personas button[data-style="quest"]{--p:#1f8a8a}
.personas button[data-style="plain"],.personas button[data-style="tutor"],.personas button[data-style="ally"]{--p:#4d6bfe}
.personas button{border-color:color-mix(in oklab,var(--p) 42%,var(--hairline))}
.personas button:hover{border-color:color-mix(in oklab,var(--p) 78%,var(--hairline-strong))}
.persona-hint{min-height:1.2em;margin:0 0 1.6rem;color:var(--ink-faint);font-size:.88rem;font-style:italic;font-family:var(--font-d);font-size:1.02rem}

/* ask box */
.askbox{
  max-width:920px;margin:0 auto;text-align:left;
  background:var(--glass);
  backdrop-filter:blur(var(--glass-blur)) saturate(180%);
  -webkit-backdrop-filter:blur(var(--glass-blur)) saturate(180%);
  border:.5px solid var(--glass-border);border-radius:26px;padding:1.15rem 1.15rem .9rem;
  box-shadow:
    0 1.5px 0 rgba(255,255,255,.85) inset,
    0 -8px 16px rgba(20,30,60,.04) inset,
    0 8px 16px rgba(30,40,80,.08),
    0 24px 48px -12px rgba(30,40,80,.28),
    0 48px 80px -28px rgba(30,40,80,.22);
  position:relative;transform:translateZ(0);
}
.askbox:focus-within{border-color:color-mix(in oklab,var(--accent) 55%,transparent);box-shadow:0 0 0 3px var(--accent-soft),0 14px 44px -18px rgba(0,0,0,.65)}
#ask,#askInput{
  width:100%;border:0;outline:0;resize:none;background:transparent;color:var(--ink);
  font-family:var(--font-s);font-size:1.14rem;line-height:1.5;min-height:1.5em;
}
#ask::placeholder,#askInput::placeholder{color:var(--ink-faint)}
.ask-row{display:flex;gap:.6rem;align-items:center;margin-top:.7rem;flex-wrap:wrap}
.modelpick{position:relative}
.model-btn{
  display:inline-flex;align-items:center;gap:.55rem;cursor:pointer;
  background:var(--fill);border:1px solid var(--hairline-strong);border-radius:12px;
  padding:.52rem .85rem;font-family:var(--font-m);color:var(--ink);transition:border-color .2s;
}
.model-btn:hover,.model-btn[aria-expanded="true"]{border-color:var(--accent)}
.model-org{color:var(--ink-faint);font-size:.66rem;text-transform:uppercase;letter-spacing:.06em}
.model-name{font-size:.8rem;font-weight:500}
.caret{border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid var(--ink-faint);margin-left:.15rem}
.model-menu{
  position:absolute;left:0;top:calc(100% + 8px);width:340px;max-width:88vw;z-index:60;
  background:var(--card);border:1px solid var(--hairline-strong);border-radius:16px;
  box-shadow:var(--lift);overflow:hidden;
}
body.easy .model-menu{top:auto;bottom:calc(100% + 8px)}
.model-search{
  width:100%;border:0;border-bottom:1px solid var(--hairline);background:transparent;outline:0;
  color:var(--ink);font-size:.78rem;padding:.75rem .9rem;
}
.model-search::placeholder{color:var(--ink-faint)}
.model-list{max-height:330px;overflow-y:auto;padding:.35rem}
.model-row{
  display:flex;gap:.7rem;align-items:baseline;width:100%;text-align:left;cursor:pointer;
  background:transparent;border:0;border-radius:10px;padding:.5rem .6rem;color:var(--ink-dim);
}
.model-row:hover{background:var(--fill);color:var(--ink)}
.model-row.cur{background:var(--accent-soft);color:var(--ink)}
.model-row .m-org{font-size:.62rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-faint);min-width:74px}
.model-row .m-name{font-size:.83rem;font-weight:500;flex:1}
.model-row .m-params{font-size:.68rem;color:var(--ink-faint);white-space:nowrap}
.model-foot{padding:.55rem .9rem;border-top:1px solid var(--hairline);font-size:.62rem;color:var(--ink-faint)}
.go{
  border:0;cursor:pointer;border-radius:12px;padding:.62rem 1.3rem;
  background:linear-gradient(180deg,color-mix(in oklab,var(--accent) 78%,#fff),var(--accent));
  color:var(--accent-ink);font-family:var(--font-s);
  font-size:.95rem;font-weight:700;letter-spacing:.01em;
  box-shadow:0 1px 0 rgba(255,255,255,.4) inset,0 8px 20px -8px var(--accent),0 16px 32px -16px var(--accent);
}
.go:hover{transform:translateY(-1px);filter:brightness(1.06)}
.go:active{transform:translateY(0)}
.go.ghost{background:transparent;color:var(--ink);border:1px solid var(--hairline-strong);box-shadow:none;font-weight:600}
.go.ghost:hover{border-color:var(--accent);color:var(--accent);filter:none}
.go.ghost:disabled{opacity:.4;cursor:not-allowed;border-color:var(--hairline)}
.magic{display:flex;flex-wrap:wrap;gap:.4rem;align-items:center;margin-top:.8rem}
.magic-label{font-size:.62rem;text-transform:uppercase;letter-spacing:.12em;color:var(--ink-faint);margin-right:.2rem}
.magic button{
  font-family:var(--font-m);font-size:.68rem;color:var(--ink-dim);cursor:pointer;
  background:transparent;border:1px dashed var(--hairline-strong);border-radius:999px;padding:.3rem .7rem;
  transition:all .16s;
}
.magic button:hover{color:var(--accent);border-color:var(--accent);border-style:solid}

/* destinations */
.dest-wrap{margin-top:1.8rem}
.dest-label{font-size:.64rem;text-transform:uppercase;letter-spacing:.16em;color:var(--ink-faint);margin:0 0 .6rem}
.dests{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center}
.dest{
  display:inline-flex;align-items:center;gap:.5rem;cursor:pointer;
  font-size:.85rem;font-weight:500;color:var(--ink-dim);
  background:rgba(255,255,255,.035);border:1px solid var(--hairline);border-radius:999px;
  padding:.5rem 1rem;transition:all .18s;
}
.dest:hover{color:var(--ink);border-color:var(--hairline-strong);transform:translateY(-1px)}
.dest .cd{width:9px;height:9px;border-radius:50%;background:var(--dc,#aaa);box-shadow:0 0 8px var(--dc,#aaa)}
.dest .ex{font-family:var(--font-m);font-size:.6rem;color:var(--ink-faint);letter-spacing:.04em}
.fine{font-size:.68rem;color:var(--ink-faint);max-width:64ch;margin:.9rem auto 0}
.fine a{color:var(--ink-dim)}

.trust-strip{
  display:flex;flex-wrap:wrap;gap:.5rem 1.8rem;justify-content:center;margin-top:2.2rem;
  font-size:.66rem;color:var(--ink-faint);letter-spacing:.04em;
}
.trust-strip b{color:var(--ink-dim);font-weight:500}

/* ============ sections ============ */
.sec{max-width:var(--container);margin:0 auto;padding:clamp(3rem,7vw,5rem) var(--gutter)}
.sec h2{
  font-family:var(--font-d);font-weight:500;font-size:clamp(1.9rem,4vw,2.9rem);
  line-height:1.1;letter-spacing:-.015em;margin:0 0 .8rem;text-wrap:balance;
}
.sec-dek{max-width:60ch;color:var(--ink-dim);margin:0 0 2rem;font-size:1.02rem}
.grid{display:grid;gap:1rem}
.who-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.who-card{
  text-align:left;cursor:pointer;background:var(--panel);border:1px solid var(--hairline);
  border-radius:var(--radius);padding:1.3rem;transition:all .2s;position:relative;overflow:hidden;
}
.who-card:hover{transform:translateY(-3px);border-color:color-mix(in oklab,var(--accent) 45%,transparent)}
.who-card .wc-emo{font-size:1.9rem;line-height:1}
.who-card h3{font-family:var(--font-d);font-size:1.3rem;font-weight:600;margin:.6rem 0 .2rem}
.who-card .wc-for{font-family:var(--font-m);font-size:.62rem;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-faint)}
.who-card p{color:var(--ink-dim);font-size:.88rem;margin:.5rem 0 .8rem}
.who-card .wc-chips{display:flex;flex-wrap:wrap;gap:.35rem}
.who-card .wc-chips span{
  font-size:.7rem;color:var(--ink-faint);border:1px solid var(--hairline);
  border-radius:999px;padding:.18rem .6rem;font-family:var(--font-m);
}
.who-card .wc-go{position:absolute;top:1.1rem;right:1.2rem;color:var(--ink-faint);font-size:.85rem;transition:all .2s}
.who-card:hover .wc-go{color:var(--accent);transform:translateX(3px)}

/* shelf */
.shelf-controls{display:flex;flex-wrap:wrap;gap:.7rem;align-items:center;margin-bottom:1.4rem}
.shelf-search{
  flex:1;min-width:240px;background:rgba(255,255,255,.04);border:1px solid var(--hairline);
  border-radius:12px;color:var(--ink);font-family:var(--font-s);font-size:.95rem;
  padding:.68rem 1rem;outline:0;transition:border-color .2s;
}
.shelf-search:focus{border-color:var(--accent)}
.chip-row{display:flex;flex-wrap:wrap;gap:.4rem}
.chip-row button{
  font-family:var(--font-m);font-size:.68rem;color:var(--ink-dim);cursor:pointer;
  background:var(--fill);border:1px solid var(--hairline);border-radius:999px;padding:.35rem .8rem;
}
.chip-row button:hover{color:var(--ink);border-color:var(--hairline-strong)}
.chip-row button.on{color:var(--accent-ink);background:var(--accent);border-color:transparent;font-weight:500}
.fav-toggle{display:flex;align-items:center;gap:.45rem;font-family:var(--font-m);font-size:.72rem;color:var(--ink-dim);cursor:pointer}
.fav-toggle input{accent-color:var(--accent);width:15px;height:15px;cursor:pointer}

.model-grid{display:grid;gap:.9rem;grid-template-columns:repeat(auto-fill,minmax(248px,1fr))}
.m-card{
  background:var(--panel);border:1px solid var(--hairline);border-radius:var(--radius);
  padding:1.05rem 1.1rem;display:flex;flex-direction:column;gap:.55rem;transition:all .2s;position:relative;
}
.m-card:hover{transform:translateY(-2px);border-color:var(--hairline-strong);box-shadow:0 18px 40px -24px rgba(0,0,0,.8)}
.m-card .m-top{display:flex;gap:.6rem;align-items:flex-start;justify-content:space-between}
.m-card .m-name{font-weight:600;font-size:.98rem;line-height:1.25}
.m-card .m-org{
  font-family:var(--font-m);font-size:.6rem;text-transform:uppercase;letter-spacing:.08em;
  color:var(--ink-faint);margin-top:.15rem;display:block;
}
.star{
  flex:none;background:transparent;border:0;cursor:pointer;font-size:1.05rem;color:#4d4a44;
  transition:transform .15s,color .15s;padding:.1rem;line-height:1;
}
.star:hover{transform:scale(1.2)}
.star.on{color:var(--accent)}
.m-meta{display:flex;flex-wrap:wrap;gap:.35rem;margin-top:auto}
.m-meta span{
  font-family:var(--font-m);font-size:.62rem;color:var(--ink-dim);
  border:1px solid var(--hairline);border-radius:7px;padding:.16rem .5rem;
}
.m-license{color:var(--ink-faint)!important}
.m-actions{display:flex;gap:.45rem;align-items:center}
.m-chat{
  flex:1;text-align:center;text-decoration:none;font-size:.76rem;font-weight:600;color:var(--ink);
  background:rgba(255,255,255,.05);border:1px solid var(--hairline-strong);border-radius:9px;
  padding:.42rem .6rem;transition:all .18s;
}
.m-chat:hover{border-color:var(--accent);color:var(--accent)}
.m-copy{
  background:transparent;border:1px solid var(--hairline);border-radius:9px;color:var(--ink-faint);
  font-family:var(--font-m);font-size:.62rem;padding:.42rem .55rem;cursor:pointer;transition:all .18s;
}
.m-copy:hover{color:var(--accent);border-color:var(--accent)}
.m-sum{font-size:.78rem;color:var(--ink-faint);line-height:1.45}

/* studios */
.studio-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}
.st-card{background:var(--panel);border:1px solid var(--hairline);border-radius:var(--radius);padding:1.25rem;display:flex;flex-direction:column;gap:.7rem}
.st-card h3{font-family:var(--font-d);font-size:1.25rem;font-weight:600;margin:0;display:flex;align-items:center;gap:.55rem}
.st-card .st-for{font-family:var(--font-m);font-size:.62rem;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.1em;margin:-.4rem 0 0}
.st-card p{color:var(--ink-dim);font-size:.85rem;margin:0}
.st-card textarea{
  width:100%;min-height:74px;resize:vertical;background:var(--fill);
  border:1px solid var(--hairline);border-radius:10px;color:var(--ink);font-family:var(--font-s);
  font-size:.85rem;padding:.6rem .7rem;outline:0;
}
.st-card textarea:focus{border-color:var(--accent)}
.st-actions{display:flex;gap:.45rem;flex-wrap:wrap}
.st-actions button{
  font-size:.76rem;font-weight:600;cursor:pointer;border-radius:9px;padding:.45rem .85rem;
  border:1px solid var(--hairline-strong);background:rgba(255,255,255,.04);color:var(--ink);transition:all .18s;
}
.st-actions button.pri{background:var(--accent);color:var(--accent-ink);border-color:transparent}
.st-actions button:hover{filter:brightness(1.08);transform:translateY(-1px)}

/* arena */
.arena{
  background:var(--panel);border:1px solid var(--hairline-strong);border-radius:24px;
  padding:1.3rem;max-width:860px;box-shadow:var(--shadow-border);
}
#arenaQ{
  width:100%;border:0;outline:0;resize:none;background:transparent;color:var(--ink);
  font-family:var(--font-s);font-size:1.05rem;line-height:1.5;border-bottom:1px solid var(--hairline);padding-bottom:.9rem;
}
#arenaQ::placeholder{color:var(--ink-faint)}
.arena-pick{display:flex;flex-wrap:wrap;gap:.5rem;padding:1rem 0 .4rem}
.apick{
  font-family:var(--font-m);font-size:.72rem;color:var(--ink-dim);cursor:pointer;
  background:var(--fill);border:1px solid var(--hairline);border-radius:999px;
  padding:.42rem .85rem;transition:all .16s;display:inline-flex;gap:.4rem;align-items:center;
}
.apick:hover{border-color:var(--hairline-strong);color:var(--ink)}
.apick.on{color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}
.apick .pp{font-size:.6rem;color:var(--ink-faint)}
.arena-actions{display:flex;gap:.6rem;margin-top:.6rem;flex-wrap:wrap}

/* trust steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;counter-reset:st}
.step{background:var(--panel);border:1px solid var(--hairline);border-radius:var(--radius);padding:1.4rem}
.step h3{font-family:var(--font-d);font-size:1.25rem;font-weight:600;margin:.2rem 0 .4rem}
.step p{color:var(--ink-dim);font-size:.86rem;margin:0}
.step-n{color:var(--accent);font-size:.72rem;letter-spacing:.15em}
.step em{color:var(--ink)}

/* footer */
footer{border-top:1px solid var(--hairline);margin-top:1rem;background:linear-gradient(180deg,color-mix(in oklab,var(--card) 55%,transparent),transparent)}
.foot-inner{max-width:var(--container);margin:0 auto;padding:1.2rem var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.foot-logo{display:flex;align-items:center;gap:.6rem}
.foot-logo .brand-mark{width:30px;height:30px}
.foot-word{font-family:var(--font-d);font-size:1.15rem;letter-spacing:-.01em}
.foot-word b{font-weight:600}
.foot-status{display:inline-flex;align-items:center;gap:.5rem;font-size:.68rem;color:var(--ink-faint);border:1px solid var(--hairline);border-radius:999px;padding:.35rem .75rem;background:var(--card)}
.foot-status .fe-dot{width:7px;height:7px;border-radius:50%;background:#e7b75f;box-shadow:0 0 8px rgba(231,183,95,.6);flex:none}
.foot-status[data-on="1"] .fe-dot{background:#5ed6a8;box-shadow:0 0 8px rgba(94,214,168,.6)}

/* toast */
.toast{
  position:fixed;left:50%;bottom:26px;transform:translateX(-50%) translateY(8px);z-index:200;
  background:var(--card);border:1px solid var(--accent);color:var(--ink);
  font-family:var(--font-m);font-size:.76rem;padding:.7rem 1.2rem;border-radius:12px;
  box-shadow:0 18px 50px -12px rgba(0,0,0,.8);opacity:0;transition:all .25s;max-width:92vw;text-align:center;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* focus */
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}

/* scrollbar */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--ink-faint);border-radius:8px;border:2px solid var(--bg)}
::-webkit-scrollbar-track{background:transparent}
.model-list::-webkit-scrollbar{width:8px}

/* responsive */
@media (max-width:860px){
  .nav{display:none}
  .brand-tag{display:none}
  .topbar{padding-top:.6rem;padding-bottom:.6rem}
}
@media (max-width:560px){
  .model-menu{width:88vw}
  .dest .ex{display:none}
}
@media (max-width:640px){
  .hero{padding-top:2.4rem}
  .sec{padding-top:2.8rem;padding-bottom:2.8rem}
  .sec h2{font-size:1.72rem}
  .hero h1{font-size:clamp(2.1rem,9vw,2.9rem)}
  .chat-bar{gap:.5rem}
  .askbox{padding:.95rem .9rem .8rem;border-radius:22px}
  .personas{gap:.35rem}
  .personas button{padding:.42rem .78rem}
  .m-card{padding:.95rem .95rem}
  .st-card{padding:1.05rem}
  .step{padding:1.15rem}
  .toast{bottom:16px}
}
@media (max-width:380px){
  .brand-word{font-size:1.05rem}
  .brand-mark{width:30px;height:30px}
  .top-actions{gap:.4rem}
  .earn-chip{padding:.3rem .6rem;font-size:.68rem}
  .llm-tier{gap:7px}
  .bot-xs{gap:5px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* ============ easy wall — conversation fills the room ============ */
html{height:100%}
.wall-btn{
  width:42px;height:42px;flex:none;border-radius:14px;cursor:pointer;
  border:0;background:var(--accent);color:var(--accent-ink);
  font-family:var(--font-s);font-size:1.25rem;font-weight:700;line-height:1;
}
.wall-btn:hover{filter:brightness(1.06)}
body.easy{
  height:100%;overflow:hidden;display:flex;flex-direction:column;
}
body.easy .nav,
body.easy #more,
body.easy .hero-links,
body.easy .eyebrow,
body.easy .dek,
body.easy #modeFine,
body.easy .gateway-ask-title,
body.easy .grid-lines,
body.easy .personas{display:none}
body.easy main{flex:1;min-height:0;display:flex;flex-direction:column}
body.easy #ask.hero{
  flex:1;min-height:0;max-width:880px;width:100%;margin:0 auto;
  padding:.2rem 1.1rem 1rem;display:flex;flex-direction:column;text-align:center;
  position:relative;
}
.llm-tree{
  position:relative;z-index:1;display:flex;flex-direction:column;
  align-items:center;gap:14px;padding:.2rem 0 1.1rem;pointer-events:none;
}
.llm-tree[hidden]{display:none}
.llm-tier{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;max-width:100%}
.bot-card{
  pointer-events:auto;display:flex;align-items:center;gap:10px;text-align:left;cursor:pointer;
  position:relative;overflow:hidden;
  border:.5px solid var(--glass-border);background:var(--glass);
  backdrop-filter:blur(22px) saturate(170%);
  -webkit-backdrop-filter:blur(22px) saturate(170%);
  box-shadow:0 1px 0 rgba(255,255,255,.7) inset,0 10px 28px -16px rgba(20,30,60,.3);
  color:var(--ink);min-width:168px;
  transition:transform .22s cubic-bezier(.32,.72,0,1),box-shadow .22s;
}
.bot-card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(135deg,rgba(255,255,255,.55),rgba(255,255,255,0) 42%);
  opacity:.65;mix-blend-mode:screen;
}
.bot-card .mark,.bot-card .logo-mark{
  width:40px;height:40px;border-radius:14px;flex:none;
  display:grid;place-items:center;color:#fff;
}
.bot-meta{display:flex;flex-direction:column;align-items:flex-start;gap:2px;min-width:0}
.bot-meta b{font:650 .9rem/1.15 var(--font-s);letter-spacing:-.02em}
.bot-meta i{font:500 .62rem/1 var(--font-s);color:var(--ink-faint);font-style:normal;text-transform:lowercase}
.bot-lg{padding:12px 16px 12px 12px;border-radius:22px;min-width:186px}
.bot-lg .mark,.bot-lg .logo-mark{width:48px;height:48px;border-radius:16px}
.bot-lg .bot-meta b{font-size:1.02rem}
.bot-sm{padding:8px 12px 8px 8px;border-radius:16px;min-width:148px}
.bot-sm .mark,.bot-sm .logo-mark{width:32px;height:32px;border-radius:11px}
.bot-sm .bot-meta b{font-size:.8rem}
.bot-xs{padding:6px 11px 6px 7px;border-radius:12px;min-width:0}
.bot-xs .mark,.bot-xs .logo-mark{width:22px;height:22px;border-radius:7px}
.bot-xs .bot-meta b{font-size:.68rem}
.bot-xs .bot-meta i{font-size:.56rem}
.bot-xs{gap:7px}
.bot-card:hover{transform:translateY(-4px) scale(1.03);box-shadow:0 1px 0 rgba(255,255,255,.8) inset,0 18px 40px -18px color-mix(in oklab,var(--accent) 55%,rgba(20,30,60,.4))}
.bot-card[data-org="x"]{background:linear-gradient(160deg,#1c1c1c,#2a2a2a);color:#fff;border-color:rgba(255,255,255,.12)}
.bot-card[data-org="x"] .bot-meta i{color:rgba(255,255,255,.5)}
.bot-card[data-org="openai"]{background:linear-gradient(160deg,#f3fffa,#fff)}
.bot-card[data-org="anthropic"]{background:linear-gradient(160deg,#fff4ee,#fff)}
.bot-card[data-org="google"],.bot-card[data-org="gemini"]{background:linear-gradient(160deg,#eef4ff,#fff)}
.bot-card[data-org="perplexity"]{background:linear-gradient(160deg,#eefaf8,#fff)}
.bot-card[data-org="deepseek"]{background:linear-gradient(160deg,#eef0ff,#fff)}
.bot-card[data-org="meta"]{background:linear-gradient(160deg,#eef6ff,#fff)}
.bot-card[data-org="mistral"]{background:linear-gradient(160deg,#fff4ea,#fff)}
.bot-card[data-org="microsoft"]{background:linear-gradient(160deg,#eef9ff,#fff)}
.bot-card[data-org="qwen"]{background:linear-gradient(160deg,#f6eeff,#fff)}
.bot-card[data-org="moonshot"]{background:linear-gradient(160deg,#eef0ff,#fff)}
.bot-card[data-org="zhipu"]{background:linear-gradient(160deg,#fff0f6,#fff)}
.bot-card[data-org="01ai"]{background:linear-gradient(160deg,#fff7ea,#fff)}
.bot-card[data-org="cohere"]{background:linear-gradient(160deg,#f6f3ef,#fff)}
.bot-card[data-org="amazon"]{background:linear-gradient(160deg,#fff2ea,#fff)}
.bot-card[data-org="databricks"]{background:linear-gradient(160deg,#fff1f0,#fff)}
html[data-theme="night"] .bot-card:not([data-org="x"]){background:var(--glass);color:var(--ink)}
@media (max-width:560px){
  .bot-lg,.bot-sm{min-width:calc(50% - 8px);flex:1}
}
body.easy .msgs,body.easy .starters,body.easy .personas,body.easy .chat-bar,body.easy .askbox{position:relative;z-index:1}
body.easy .chat{
  flex:1;min-height:0;width:100%;max-width:none;margin:0;
  display:flex;flex-direction:column;
}
body.easy .msgs{flex:1;max-height:none;min-height:0;padding:.15rem 0 .85rem}
body.easy .askbox{width:100%;max-width:none;margin:0;border-radius:24px}
body.easy #askInput{font-size:1.06rem;min-height:2.6em}
body.easy .topbar{border-bottom-color:transparent;background:var(--glass)}
body.easy .orb{opacity:.28}
body.easy .msg{max-width:92%}
body.easy .msg-body{font-size:1.05rem;line-height:1.68;border-radius:22px 22px 22px 8px;padding:14px 18px}
body.easy .msg.user .msg-body{border-radius:22px 22px 8px 22px}
body.easy .msg.assistant .msg-body{
  background:var(--glass);
  backdrop-filter:blur(28px) saturate(180%);
  -webkit-backdrop-filter:blur(28px) saturate(180%);
  border:.5px solid var(--glass-border);
}
body.easy .msg.system .msg-body{
  background:transparent;border:0;font-family:var(--font-s);font-style:normal;font-weight:500;
  font-size:clamp(1.35rem,3.2vw,1.85rem);letter-spacing:-.04em;line-height:1.2;
  color:var(--ink);padding:.6rem .2rem .5rem;
}
.earn-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin:0 0 1.4rem}
.earn-card{text-align:left;background:var(--panel);border:1px solid var(--hairline);border-radius:var(--radius);padding:1.2rem 1.25rem}
.earn-card h3{font-family:var(--font-d);font-size:1.25rem;margin:.25rem 0 .4rem}
.earn-card p{color:var(--ink-dim);font-size:.88rem;margin:0;line-height:1.55}
.unlock-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:.6rem;margin:0 0 .7rem;padding:.7rem .9rem;
  border:1px solid rgba(231,183,95,.35);border-radius:14px;text-align:left;
  background:linear-gradient(120deg,rgba(231,183,95,.12),rgba(120,110,255,.08));
}
.unlock-bar[hidden]{display:none}
.unlock-bar p{margin:0;flex:1;font-size:.82rem;color:var(--ink-dim);min-width:16ch}
.unlock-bar button{
  font-family:var(--font-s);font-size:.78rem;font-weight:700;cursor:pointer;border:0;
  border-radius:10px;padding:.4rem .85rem;background:var(--accent);color:var(--accent-ink);
}
.unlock-bar .unlock-skip{background:transparent;color:var(--ink-dim);font-weight:500;border:1px solid var(--hairline-strong)}
.unlock-steps{text-align:left;color:var(--ink-dim);line-height:1.55;padding-left:1.2em}

/* ============ chat ============ */
.chat{max-width:920px;margin:1.4rem auto 0}
.chat-bar{display:flex;align-items:center;gap:.7rem;margin-bottom:.7rem;flex-wrap:wrap}
.chat-mode{display:inline-flex;background:var(--fill);border:1px solid var(--hairline);border-radius:999px;padding:3px;gap:2px}
.chat-mode button{
  border:0;cursor:pointer;border-radius:999px;padding:.4rem .75rem;font-size:.72rem;
  font-family:var(--font-s);color:var(--ink-dim);background:transparent;
  display:inline-flex;align-items:center;gap:.28rem;
}
.chat-mode button .material-symbols-outlined{font-size:16px}
.chat-mode button.on{background:var(--accent);color:var(--accent-ink);font-weight:600}
.chat-mode button:not(.on):hover{color:var(--ink)}
.chat-status{font-size:.68rem;color:var(--ink-faint)}
.msgs{
  display:flex;flex-direction:column;gap:.7rem;min-height:120px;max-height:46vh;overflow-y:auto;
  padding:.2rem .2rem .6rem;margin-bottom:.4rem;
}
.msgs::-webkit-scrollbar{width:8px}
.msg{max-width:86%;animation:fadeup .28s ease}
.msg.user{align-self:flex-end}
.msg.assistant{align-self:flex-start}
.msg.system{align-self:center;max-width:100%;text-align:center}
@keyframes fadeup{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}
.msg-head{display:flex;align-items:center;gap:.5rem;margin-bottom:.3rem}
.msg.user .msg-head{justify-content:flex-end}
.msg-model{font-family:var(--font-m);font-size:.66rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-faint)}
.msg-body{
  background:var(--glass);
  backdrop-filter:blur(28px) saturate(170%);
  -webkit-backdrop-filter:blur(28px) saturate(170%);
  border:.5px solid var(--glass-border);border-radius:22px 22px 22px 8px;
  padding:14px 18px;font-size:.95rem;line-height:1.65;word-wrap:break-word;
  box-shadow:
    0 1.5px 0 rgba(255,255,255,.75) inset,
    0 -6px 14px rgba(20,30,60,.05) inset,
    0 10px 24px -12px rgba(20,30,60,.28),
    0 22px 40px -20px rgba(20,30,60,.18);
}
.msg.user .msg-body{
  background:linear-gradient(180deg,color-mix(in oklab,var(--accent) 78%,#fff),var(--accent));
  color:var(--accent-ink);border:0;white-space:pre-wrap;border-radius:22px 22px 8px 22px;
  box-shadow:
    0 1.5px 0 rgba(255,255,255,.45) inset,
    0 -4px 10px rgba(0,40,90,.18) inset,
    0 8px 18px -8px color-mix(in oklab,var(--accent) 55%,transparent),
    0 20px 36px -16px color-mix(in oklab,var(--accent) 40%,transparent);
}
.msg.system .msg-body{background:transparent;border:1px dashed var(--hairline);color:var(--ink-dim);font-size:.86rem;text-align:center}
.msg-body p{margin:.35em 0}
.msg-body p:first-child{margin-top:0}
.msg-body p:last-child{margin-bottom:0}
.msg-body ul,.msg-body ol{margin:.4em 0;padding-left:1.3em}
.msg-body li{margin:.2em 0}
.msg-body h1,.msg-body h2,.msg-body h3,.msg-body h4,.msg-body h5,.msg-body h6{margin:.5em 0 .25em;line-height:1.3;font-family:var(--font-d)}
.msg-body h3{font-size:1.05rem}
.msg-body a{color:var(--accent);text-decoration:none;border-bottom:1px solid color-mix(in oklab,var(--accent) 40%,transparent)}
.msg-body code{font-family:var(--font-m);font-size:.82em;background:rgba(255,255,255,.07);border:1px solid var(--hairline);border-radius:6px;padding:.1em .35em}
.msg-body pre.code{
  position:relative;margin:.6em 0;padding:.85rem 1rem;overflow-x:auto;border-radius:12px;
  background:var(--code-bg);border:1px solid var(--hairline);font-family:var(--font-m);font-size:.8rem;line-height:1.55;
}
.msg-body pre.code code{background:transparent;border:0;padding:0;font-size:1em}
.msg-body pre.code .code-lang{display:block;font-size:.62rem;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-faint);margin-bottom:.45rem}
.chip{
  font-family:var(--font-m);font-size:.58rem;letter-spacing:.04em;padding:.14rem .5rem;border-radius:999px;
  border:1px solid var(--hairline-strong);color:var(--ink-dim);text-transform:uppercase;
}
.chip.sim{color:#e7b75f;border-color:rgba(231,183,95,.35);background:rgba(231,183,95,.08)}
.chip.real{color:#5ed6a8;border-color:rgba(94,214,168,.35);background:rgba(94,214,168,.08)}
.artifact-bar{display:flex;gap:.45rem;margin-top:.75rem}
.artifact-bar button{
  border:1px solid var(--hairline);background:var(--card);color:var(--ink);cursor:pointer;
  border-radius:999px;padding:.4rem .85rem;font:600 .78rem var(--font-s);box-shadow:var(--lift);
}
.chip.unrel{color:#f29aa8;border-color:rgba(242,154,168,.4);background:rgba(242,154,168,.1)}
.typing .tdot{display:inline-block;width:6px;height:6px;margin:0 2px;border-radius:50%;background:var(--ink-faint);animation:blink 1.2s infinite}
.typing .tdot:nth-child(2){animation-delay:.2s}
.typing .tdot:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,80%,100%{opacity:.25}40%{opacity:1}}
.m-tag{font-family:var(--font-m);font-size:.56rem;letter-spacing:.04em;margin-left:.4rem;padding:.1rem .4rem;border-radius:999px;border:1px solid var(--hairline-strong);color:var(--ink-faint);text-transform:uppercase}
.m-tag.unrel{color:#f29aa8;border-color:rgba(242,154,168,.4)}

/* ============ GPT Astra forward ============ */
.astra-forward{margin:.9rem auto 0;display:flex;justify-content:center}
.astra-btn{
  position:relative;display:flex;align-items:center;gap:.9rem;cursor:pointer;overflow:hidden;
  padding:.7rem 1.2rem .7rem 1.35rem;border-radius:16px;
  border:1px solid rgba(231,183,95,.45);
  background:linear-gradient(120deg,rgba(231,183,95,.16),rgba(231,183,95,.05) 55%,rgba(120,110,255,.10));
  color:var(--ink);text-align:left;transition:all .2s;
}
.astra-btn:hover{transform:translateY(-1px);border-color:var(--accent);box-shadow:0 12px 34px -14px var(--accent)}
.astra-halo{
  position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 60% 120% at 50% -20%,rgba(231,183,95,.25),transparent 60%);
  opacity:.7;
}
.astra-txt{display:flex;flex-direction:column;gap:.1rem;position:relative}
.astra-name{font-size:1.02rem;font-weight:700;letter-spacing:-.01em}
.astra-sub{font-size:.62rem;color:var(--ink-dim);letter-spacing:.06em;text-transform:uppercase}
.astra-arrow{position:relative;font-size:1.3rem;color:var(--accent);transition:transform .2s}
.astra-btn:hover .astra-arrow{transform:translateX(3px)}

/* new session */
.new-chat{
  margin-left:auto;border:1px solid var(--hairline);background:var(--fill);
  color:var(--ink-dim);border-radius:14px;
}
.new-chat:hover{border-color:var(--accent);color:var(--accent)}

/* sessions */
.session-row{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:.6rem}
.workspace-label{width:100%;font-size:.63rem;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);padding:.15rem .2rem}
.workspace-create{display:flex;gap:.5rem;align-items:center;margin:.8rem 0}
.workspace-create input{flex:1;min-width:0;padding:.65rem .75rem;border:1px solid var(--hairline-strong);border-radius:12px;background:var(--fill);color:var(--ink);font:inherit}
.workspace-spaces{display:flex;flex-wrap:wrap;gap:.45rem;margin:.5rem 0 1rem}
.workspace-chip{border:1px solid var(--hairline);background:var(--fill);color:var(--ink-dim);border-radius:999px;padding:.45rem .7rem;cursor:pointer;font:600 .72rem var(--font-s)}
.workspace-chip.on,.workspace-chip:hover{border-color:var(--accent);background:var(--accent-soft);color:var(--ink)}
.schip{
  border:1px solid var(--hairline);background:var(--fill);color:var(--ink-dim);
  cursor:pointer;border-radius:999px;padding:.28rem .7rem;font-size:.66rem;font-family:var(--font-m);
  max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.schip:hover{color:var(--ink);border-color:var(--accent)}
.schip.on{background:var(--accent-soft);color:var(--ink);border-color:color-mix(in oklab,var(--accent) 50%,transparent)}

/* starter prompts */
.starters{display:flex;flex-wrap:wrap;gap:.45rem;justify-content:center}
.starter{
  border:1px solid var(--hairline);background:var(--card);color:var(--ink);
  cursor:pointer;border-radius:18px;padding:.9rem 1rem;font-size:.88rem;font-family:var(--font-s);
  text-align:left;box-shadow:var(--lift);
  display:flex;align-items:center;gap:.7rem;min-height:56px;
}
.starter .material-symbols-outlined{font-size:22px;color:var(--accent)}
.starter:hover{
  transform:translateY(-4px) scale(1.01);
  box-shadow:
    0 1.5px 0 rgba(255,255,255,.9) inset,
    0 16px 32px -12px rgba(30,40,80,.28),
    0 40px 64px -28px rgba(30,40,80,.22);
  border-color:color-mix(in oklab,var(--accent) 45%,var(--hairline));
}
body.easy .starters{display:grid;grid-template-columns:1fr 1fr;gap:.7rem;margin:.2rem 0 .4rem}
@media (max-width:560px){
  body.easy .starters{grid-template-columns:1fr}
  body.easy .starter{min-height:52px}
}
@media (min-width:900px){
  body.easy .starter{min-height:64px;font-size:.92rem}
}
.frontier{display:flex;justify-content:center;gap:clamp(.45rem,1.8vw,1rem);flex-wrap:wrap;margin:.2rem 0 1rem}
.frontier button{background:none;border:0;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:.35rem;color:var(--ink-dim);font:600 .68rem var(--font-s);min-width:3.6rem}
.frontier .logo{
  width:56px;height:56px;border-radius:18px;display:grid;place-items:center;
  font-size:1.35rem;font-weight:700;background:var(--glass);color:var(--ink);
  backdrop-filter:blur(20px) saturate(160%);
  box-shadow:
    0 1.5px 0 rgba(255,255,255,.85) inset,
    0 6px 14px rgba(30,40,80,.12),
    0 18px 32px -14px rgba(30,40,80,.28);
  transition:transform .22s cubic-bezier(.32,.72,0,1),box-shadow .22s;
}
.frontier button:hover .logo{
  transform:translateY(-3px);
  box-shadow:
    0 1.5px 0 rgba(255,255,255,.9) inset,
    0 12px 22px rgba(30,40,80,.16),
    0 28px 44px -12px rgba(30,40,80,.3);
}
.frontier button[aria-pressed="true"] .logo{background:var(--accent);color:var(--accent-ink)}
@media (max-width:560px){.frontier .logo{width:44px;height:44px;font-size:1.1rem;border-radius:14px}}
.m-logo{
  width:28px;height:28px;border-radius:8px;display:grid;place-items:center;flex:none;
  background:var(--fill);font-weight:700;font-size:.85rem;
}
.m-card.rank-a .m-logo{width:48px;height:48px;font-size:1.25rem;border-radius:14px;box-shadow:var(--lift)}
.m-card.rank-a .m-name{font-size:1.08rem}
.m-card.rank-b .m-logo{width:36px;height:36px;font-size:1rem}
body.easy #ask.hero{max-width:920px;padding:.15rem 1.2rem 1.15rem}
body.easy .personas button{background:transparent;border-color:transparent;font-size:.7rem;padding:.38rem .72rem}
.cmp5-btn{
  border:.5px solid var(--glass-border);background:var(--glass);color:var(--ink);
  border-radius:999px;padding:.35rem .7rem;font:650 .72rem var(--font-s);cursor:pointer;
}
body.easy:has(.cmp5) #ask.hero{max-width:1240px}
.cmp5-wrap{width:100%;align-self:stretch;text-align:left}
.cmp5-kicker{margin:0 0 .7rem;font:650 .72rem var(--font-s);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint)}
.cmp5{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;width:100%}
.cmp5-col{
  background:var(--glass);
  backdrop-filter:blur(28px) saturate(180%);
  -webkit-backdrop-filter:blur(28px) saturate(180%);
  border:.5px solid var(--glass-border);
  border-radius:28px;padding:16px 16px 18px;min-width:0;min-height:240px;
  box-shadow:
    0 1.5px 0 rgba(255,255,255,.75) inset,
    0 12px 28px -14px rgba(20,30,60,.28),
    0 32px 56px -24px rgba(20,30,60,.2);
}
.cmp5-col header{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;margin:0 0 .85rem}
.cmp5-mark{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  color:#fff;font:700 .95rem var(--font-s);flex:none;
  box-shadow:0 1px 0 rgba(255,255,255,.35) inset,0 8px 16px -8px rgba(0,0,0,.35);
}
.cmp5-name{font:650 .9rem var(--font-s);color:var(--ink)}
.cmp5-sub{margin-left:auto;font:500 .65rem var(--font-s);color:var(--ink-faint)}
.cmp5-col .msg-body{box-shadow:none;padding:.15rem 0 0;border:0;background:transparent;backdrop-filter:none;font-size:.9rem;line-height:1.55;border-radius:0}
@media (max-width:1100px){.cmp5{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.cmp5{grid-template-columns:1fr}}
.file-tray{display:flex;flex-wrap:wrap;gap:.4rem;margin:.35rem 0 .55rem}
.file-tray[hidden]{display:none}
.file-tray button{
  display:inline-flex;align-items:center;gap:.3rem;border:1px solid var(--hairline);
  background:color-mix(in oklab,var(--card) 80%,transparent);color:var(--ink);
  border-radius:999px;padding:.28rem .7rem;font:600 .72rem var(--font-s);cursor:pointer;box-shadow:var(--lift);
}
.file-tray .material-symbols-outlined{font-size:16px}
.code-copy{
  position:absolute;top:.45rem;right:.45rem;border:1px solid var(--hairline);background:var(--card);
  color:var(--ink-dim);border-radius:8px;font:600 .65rem var(--font-s);padding:.2rem .45rem;cursor:pointer;
}
body.easy .msgs{gap:1.15rem;padding:.4rem 0 1.15rem}
body.easy .msg.assistant{max-width:100%}
body.easy .msg.assistant .msg-body{background:transparent;border:0;padding:.15rem .15rem;font-size:1.06rem;line-height:1.7;text-align:left;border-radius:0}
body.easy .msg.user{max-width:78%}
body.easy .msg.user .msg-body{background:var(--accent);color:var(--accent-ink);border:0}
body.easy .starters{display:grid;grid-template-columns:1fr 1fr;gap:.55rem;margin:.2rem 0 .4rem}
body.easy .go{min-width:44px;min-height:44px;border-radius:999px;padding:0;font-size:1.15rem;letter-spacing:0}
body.easy .askbox{
  border-radius:28px;padding:1.05rem 1.15rem .9rem;
  background:var(--glass);
}
body.easy .brand-tag{display:none}
body.easy .chat-bar{opacity:.72}

body.easy .unlock-bar{background:var(--accent-soft);border-color:transparent}

/* ============ engine theater: live rail, file events, boot ============ */
.live-rail{
  display:flex;align-items:center;gap:.45rem;margin:.1rem 0 .45rem;
  font-family:var(--font-m);font-size:.62rem;letter-spacing:.04em;color:var(--ink-faint);
}
.lr-dot{width:7px;height:7px;border-radius:50%;flex:none;background:var(--accent);box-shadow:0 0 0 0 color-mix(in oklab,var(--accent) 55%,transparent);animation:lr-pulse 1.4s ease-out infinite}
@keyframes lr-pulse{0%{box-shadow:0 0 0 0 color-mix(in oklab,var(--accent) 55%,transparent)}70%{box-shadow:0 0 0 7px transparent}100%{box-shadow:0 0 0 0 transparent}}
.lr-label{color:var(--ink-dim)}
.lr-stage{color:var(--accent);text-transform:uppercase}
.lr-time{margin-left:auto;font-variant-numeric:tabular-nums}
.live-rail[data-stage="done"] .lr-dot{background:#5ed6a8;animation:none;box-shadow:0 0 8px rgba(94,214,168,.6)}
.live-rail[data-stage="done"] .lr-stage{color:#5ed6a8}
.live-rail[data-stage="fail"] .lr-dot{background:#f29aa8;animation:none}
.live-rail[data-stage="fail"] .lr-stage{color:#f29aa8}
.live-rail[data-stage="writing"] .lr-dot{animation:lr-blink .9s steps(1) infinite}
@keyframes lr-blink{50%{opacity:.25}}

/* animated file-creation events */
.file-events{display:flex;flex-direction:column;gap:.5rem;margin-top:.8rem}
.file-event{
  display:flex;align-items:center;gap:.8rem;
  background:var(--card);border:1px solid var(--hairline);border-radius:16px;
  padding:.75rem .9rem;box-shadow:var(--lift);
  animation:fe-in .4s cubic-bezier(.32,.72,0,1);
  position:relative;overflow:hidden;
}
.file-event::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(100deg,transparent 20%,color-mix(in oklab,var(--accent) 14%,transparent) 50%,transparent 80%);
  transform:translateX(-100%);animation:fe-sheen 1.1s ease .1s 1;
}
@keyframes fe-in{from{opacity:0;transform:translateY(6px) scale(.98)}to{opacity:1;transform:none}}
@keyframes fe-sheen{to{transform:translateX(100%)}}
.fe-ico{font-size:1.25rem;line-height:1;flex:none;color:var(--accent)}
.fe-body{display:flex;flex-direction:column;gap:.1rem;min-width:0}
.fe-name{font:600 .9rem/1.2 var(--font-s);color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fe-meta{font-family:var(--font-m);font-size:.62rem;color:var(--ink-faint)}
.fe-actions{display:flex;gap:.45rem;margin-left:auto;flex:none}
.fe-btn{
  border:1px solid var(--hairline-strong);background:var(--fill);color:var(--ink);
  border-radius:9px;padding:.4rem .8rem;font:600 .74rem var(--font-s);cursor:pointer;transition:all .16s;
}
.fe-btn:hover{border-color:var(--accent);color:var(--accent)}
.file-tray .ft-ico{color:var(--accent);font-size:.85rem}
.file-tray .ft-size{margin-left:auto;color:var(--ink-faint);font-size:.6rem;font-variant-numeric:tabular-nums}
.file-tray .ft-name{max-width:34ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-tray button{display:inline-flex;align-items:center;gap:.35rem;max-width:100%}

/* cosmetic boot overlay */
.boot{
  position:fixed;inset:0;z-index:400;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;
  background:var(--bg);opacity:1;transition:opacity .3s ease;pointer-events:none;
}
.boot.out{opacity:0;pointer-events:none}
.boot-mark{
  width:64px;height:64px;border-radius:18px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--accent),color-mix(in oklab,var(--accent) 55%,#fff));
  color:var(--accent-ink);animation:boot-breathe 1.2s ease-in-out infinite;
}
.boot-mark svg{width:56%;height:56%}
@keyframes boot-breathe{50%{transform:scale(1.06);box-shadow:0 0 0 12px var(--accent-soft)}}
.boot-word{font-family:var(--font-d);font-size:1.4rem;letter-spacing:-.01em}
.boot-word b{font-weight:600}
.boot-status{font-size:.7rem;color:var(--ink-faint);min-height:1.2em}
html[data-theme="night"] .boot{background:#000}

/* ============ visible overhaul: engine pill, avatars, askbox glow, slim footer ============ */
.engine-pill{
  display:inline-flex;align-items:center;gap:.45rem;border:.5px solid var(--glass-border);
  background:var(--glass);color:var(--ink-dim);border-radius:999px;padding:.32rem .7rem;
  font:650 .68rem var(--font-m);cursor:default;backdrop-filter:blur(16px);white-space:nowrap;
}
.engine-pill .ep-dot{width:7px;height:7px;border-radius:50%;background:#e7b75f;box-shadow:0 0 8px rgba(231,183,95,.6);flex:none}
.engine-pill[data-on="1"] .ep-dot{background:#5ed6a8;box-shadow:0 0 8px rgba(94,214,168,.6);animation:lr-pulse 1.8s ease-out infinite}
.engine-pill[data-on="1"]{color:var(--ink)}

/* model avatar on each reply */
.msg-avatar{
  width:24px;height:24px;border-radius:8px;flex:none;display:grid;place-items:center;
  color:#fff;font:700 .66rem var(--font-s);box-shadow:0 1px 0 rgba(255,255,255,.3) inset,0 6px 12px -6px rgba(0,0,0,.35);
}
.msg-avatar svg{width:55%;height:55%;display:block}
.msg-head{display:flex;align-items:center;gap:.55rem}

/* animated ask-box glow */
.askbox::before{
  content:"";position:absolute;inset:-1px;border-radius:27px;padding:1px;z-index:-1;
  background:linear-gradient(120deg,color-mix(in oklab,var(--accent) 70%,transparent),transparent 30%,transparent 60%,color-mix(in oklab,var(--accent) 45%,transparent));
  background-size:220% 220%;animation:ask-glow 7s ease-in-out infinite;
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
@keyframes ask-glow{50%{background-position:100% 100%}}

/* slim footer in easy (chat) mode */
body.easy footer{display:block;flex:none;border-top:1px solid var(--hairline);margin-top:0;background:var(--glass);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur))}
body.easy .foot-inner{padding:.55rem max(var(--gutter),calc((100% - var(--container))/2))}
body.easy .foot-grid{display:none}
body.easy .foot-base{display:none}
body.easy .foot-brand{display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:.9rem;flex-wrap:wrap}
body.easy .foot-logo{margin:0}
body.easy .foot-logo .brand-mark{width:26px;height:26px}
body.easy .foot-word{font-size:1rem}
body.easy .foot-tag{display:none}
body.easy .foot-status{margin:0;font-size:.62rem;padding:.28rem .6rem}

/* ============ v2 polish — cohesive premium surface ============ */
:root{
  --hairline-soft:rgba(0,0,0,.05);
  --accent-dim:color-mix(in oklab,var(--accent) 14%,transparent);
  --accent-line:color-mix(in oklab,var(--accent) 32%,transparent);
  --hi:inset 0 1px 0 rgba(255,255,255,.72);
  --elev-1:0 1px 2px rgba(20,30,60,.05),0 4px 12px -4px rgba(20,30,60,.09);
  --elev-2:0 2px 4px rgba(20,30,60,.05),0 14px 30px -12px rgba(20,30,60,.22),0 30px 60px -26px rgba(20,30,60,.18);
  --elev-3:0 4px 8px rgba(20,30,60,.06),0 20px 44px -12px rgba(20,30,60,.28),0 52px 96px -32px rgba(20,30,60,.26);
}
html[data-theme="night"]{
  --hairline-soft:rgba(255,255,255,.05);
  --accent-dim:color-mix(in oklab,var(--accent) 20%,transparent);
  --accent-line:color-mix(in oklab,var(--accent) 40%,transparent);
  --hi:inset 0 1px 0 rgba(255,255,255,.08);
  --elev-1:0 1px 2px rgba(0,0,0,.4),0 4px 12px -4px rgba(0,0,0,.5);
  --elev-2:0 2px 4px rgba(0,0,0,.4),0 14px 30px -12px rgba(0,0,0,.6),0 30px 60px -26px rgba(0,0,0,.5);
  --elev-3:0 4px 8px rgba(0,0,0,.45),0 20px 44px -12px rgba(0,0,0,.65),0 52px 96px -32px rgba(0,0,0,.6);
}

/* ---------- type & headings ---------- */
.hero h1 em,.sec h2 em{position:relative;font-style:italic;color:var(--accent)}
.hero h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:.05em;height:.16em;border-radius:999px;
  background:linear-gradient(90deg,var(--accent),transparent);opacity:.24;
}
.sec h2{font-weight:540}
.eyebrow{
  display:inline-flex;align-items:center;gap:.7rem;letter-spacing:.22em;font-weight:600;
}
.eyebrow::before,.eyebrow::after{content:"";height:1px;width:2.4rem;background:linear-gradient(90deg,transparent,var(--accent));flex:none}
.eyebrow::after{background:linear-gradient(90deg,var(--accent),transparent)}
.dek{letter-spacing:-.002em}

/* ---------- topbar ---------- */
.topbar{
  padding-top:.7rem;padding-bottom:.7rem;border-bottom:1px solid var(--hairline-soft);
  box-shadow:0 1px 0 rgba(255,255,255,.35) inset,0 10px 28px -20px rgba(20,30,60,.5);
}
html[data-theme="night"] .topbar{box-shadow:0 1px 0 rgba(255,255,255,.05) inset,0 10px 28px -20px rgba(0,0,0,.8)}
.brand-mark{
  box-shadow:0 0 0 1px var(--accent-line),0 1px 0 rgba(255,255,255,.2) inset,0 8px 20px -8px var(--accent);
}
.nav a{font-size:.84rem;transition:color .18s,background .18s,transform .18s}
.nav a:hover{transform:translateY(-1px)}
.engine-pill{box-shadow:var(--elev-1)}

/* ---------- ask box ---------- */
.askbox{
  border-radius:28px;
  box-shadow:
    var(--hi),
    0 -8px 18px rgba(20,30,60,.04) inset,
    0 10px 20px rgba(30,40,80,.07),
    0 28px 56px -14px rgba(30,40,80,.26),
    0 64px 112px -36px rgba(30,40,80,.24);
}
.askbox:focus-within{
  box-shadow:0 0 0 1px var(--accent-line),0 0 0 4px var(--accent-dim),0 18px 48px -18px var(--accent);
}
#askInput{font-size:1.16rem}
.ask-row{margin-top:.8rem}
.model-btn{border-radius:12px;background:var(--fill);transition:border-color .2s,box-shadow .2s,transform .18s}
.model-btn:hover{transform:translateY(-1px)}
.go{
  position:relative;overflow:hidden;border-radius:13px;
  transition:transform .18s,filter .18s,box-shadow .18s;
}
.go::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(100deg,transparent 32%,rgba(255,255,255,.4) 50%,transparent 68%);
  transform:translateX(-120%);transition:transform .55s ease;
}
.go:hover::after{transform:translateX(120%)}
.go:hover{box-shadow:0 1px 0 rgba(255,255,255,.45) inset,0 10px 26px -8px var(--accent),0 22px 44px -16px var(--accent)}

/* ---------- messages ---------- */
.msg{animation:msg-in .42s cubic-bezier(.22,1,.36,1) both}
@keyframes msg-in{from{opacity:0;transform:translateY(12px) scale(.985)}to{opacity:1;transform:none}}
.msg-head{gap:.6rem;margin-bottom:.35rem}
.msg-model{letter-spacing:.1em}
.msg-avatar{
  box-shadow:
    0 1px 0 rgba(255,255,255,.3) inset,
    0 6px 14px -6px color-mix(in oklab,var(--mk,var(--accent)) 72%,transparent),
    0 0 0 3px color-mix(in oklab,var(--mk,var(--accent)) 15%,transparent);
}
.msg-body{border-radius:22px 22px 22px 8px}
.msg-body pre.code{border-radius:12px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}

/* ---------- thinking block (reasoning personas) ---------- */
.think{
  margin:.55em 0 .35em;border-radius:14px;overflow:hidden;position:relative;
  border:1px solid var(--accent-line);background:var(--accent-dim);
}
.think-head{
  display:flex;align-items:center;gap:.55rem;padding:.48rem .75rem;
  font-family:var(--font-m);font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);
  border-bottom:1px solid var(--accent-line);
  background:color-mix(in oklab,var(--accent) 8%,transparent);
}
.think-ico{width:8px;height:8px;border-radius:50%;flex:none;background:var(--accent);animation:think-pulse 1.6s ease-out infinite}
.think-label{font-weight:600}
.think-tag{
  margin-left:auto;letter-spacing:.05em;color:var(--ink-faint);font-size:.56rem;text-transform:lowercase;
  border:1px solid var(--hairline);border-radius:999px;padding:.1rem .5rem;
}
.think-body{padding:.65rem .8rem;font-size:.88rem;line-height:1.6;color:var(--ink-dim);font-style:italic}
@keyframes think-pulse{
  0%{box-shadow:0 0 0 0 color-mix(in oklab,var(--accent) 55%,transparent)}
  70%{box-shadow:0 0 0 6px transparent}100%{box-shadow:0 0 0 0 transparent}
}

/* ---------- empty state: model tree + starters ---------- */
.llm-tree{gap:16px;padding:.35rem 0 1.25rem}
.bot-card{transition:transform .22s cubic-bezier(.34,1.56,.64,1),box-shadow .22s,border-color .22s}
.bot-card:hover{transform:translateY(-5px) scale(1.04);border-color:color-mix(in oklab,var(--accent) 40%,var(--glass-border))}
.bot-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.starter{
  position:relative;overflow:hidden;border-radius:16px;padding:.9rem 1.05rem;gap:.7rem;
  border:1px solid var(--hairline);background:var(--glass);
  backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);
  transition:transform .22s cubic-bezier(.34,1.56,.64,1),box-shadow .22s,border-color .22s;
}
.starter::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;border-radius:0 3px 3px 0;
  background:linear-gradient(180deg,var(--accent),transparent);opacity:0;transition:opacity .22s;
}
.starter:hover::before{opacity:1}
.starter .p-mark{width:26px;height:26px;font-size:.72rem;border-radius:9px;box-shadow:0 4px 12px -4px var(--accent)}

/* ---------- cards (who / models / studios / earn / trust) ---------- */
.who-card,.m-card,.st-card,.earn-card,.step{
  border:1px solid var(--hairline-soft);box-shadow:var(--elev-1);
}
.who-card:hover,.m-card:hover,.st-card:hover,.earn-card:hover,.step:hover{
  border-color:var(--accent-line);box-shadow:var(--elev-2);
}
.who-card .wc-emo{
  display:inline-grid;place-items:center;width:48px;height:48px;border-radius:14px;
  background:var(--accent-dim);border:1px solid var(--accent-line);font-size:1.5rem;line-height:1;
}
.who-card h3{font-weight:600}
.m-card{transition:transform .2s,box-shadow .2s,border-color .2s}
.m-card:hover{transform:translateY(-3px)}
.m-card .m-logo{background:var(--accent-dim);color:var(--accent)}
.m-card.rank-a .m-logo{box-shadow:0 6px 18px -8px var(--accent),inset 0 1px 0 rgba(255,255,255,.4)}
.m-card .m-name{letter-spacing:-.01em}
.st-card textarea{background:var(--fill);border-radius:12px;transition:border-color .2s,box-shadow .2s}
.st-card textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-dim)}
.st-actions button{transition:transform .18s,filter .18s,border-color .18s}
.st-actions button:hover{transform:translateY(-1px)}
.earn-card h3{font-weight:600}
.step{position:relative;overflow:hidden}
.step::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--accent),transparent);opacity:.6;
}
.step-n{font-weight:600}

/* ---------- arena ---------- */
.arena{
  background:var(--glass);backdrop-filter:blur(28px) saturate(170%);-webkit-backdrop-filter:blur(28px) saturate(170%);
  border:1px solid var(--hairline-soft);border-radius:24px;box-shadow:var(--elev-2);
}
.apick{transition:transform .16s,border-color .16s,color .16s,background .16s}
.apick:hover{transform:translateY(-1px)}

/* ---------- footer ---------- */
footer{
  position:relative;border-top:1px solid var(--hairline-soft);
  background:linear-gradient(180deg,color-mix(in oklab,var(--card) 34%,transparent),color-mix(in oklab,var(--card) 72%,transparent));
}
footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent,var(--accent-line),transparent);
}
.foot-logo .brand-mark{width:32px;height:32px;border-radius:10px}
.foot-word{font-size:1.18rem}

/* ---------- night extras ---------- */
html[data-theme="night"] .orb{opacity:.34;filter:blur(90px) brightness(.92)}
html[data-theme="night"] .bot-card[data-org]:not([data-org="x"]){border-color:var(--hairline-soft)}

/* less text: model tree shows name only (org label hidden) */
.bot-meta i{display:none}

/* ============ TEMPLATE REWORK v3 — botanical glass luxury ============ */

/* airy, borderless topbar in chat mode */
body.easy .topbar{
  background:transparent;backdrop-filter:none;-webkit-backdrop-filter:none;
  border:0;box-shadow:none;padding-top:1rem;padding-bottom:1rem;
}
/* quiet right-aligned tool row (status word is redundant with the mode pills) */
body.easy .chat-bar{justify-content:flex-end;opacity:.75;margin-bottom:0;gap:.5rem}
body.easy .chat-status{display:none}

/* empty-state editorial hero */
body.easy .msg.system{max-width:100%}
body.easy .msg.system .msg-body{
  font-size:clamp(2rem,5vw,3.1rem);font-weight:600;letter-spacing:-.045em;line-height:1.1;
  padding:1.8rem 0 1rem;color:var(--ink);background:transparent;border:0;font-style:normal;
}
body.easy .msg.system .msg-body::first-letter{color:var(--accent)}

/* starters: floating glass chips, icon-free */
body.easy .starters{display:flex;flex-wrap:wrap;justify-content:center;gap:.6rem;margin:.4rem 0 .6rem}
body.easy .starter{
  min-height:0;padding:.75rem 1.3rem;border-radius:999px;font-size:.92rem;
  background:var(--glass);backdrop-filter:blur(24px) saturate(160%);-webkit-backdrop-filter:blur(24px) saturate(160%);
}
body.easy .starter .p-mark{display:none}

/* model tree: glass pills */
body.easy .llm-tree{gap:12px}
.bot-card{border-radius:999px}

/* messages: editorial, generous measure */
body.easy .msgs{gap:2rem;padding:.6rem 0 1.4rem}
body.easy .msg.assistant .msg-body{max-width:70ch;font-size:1.13rem;line-height:1.85}
body.easy .msg.assistant .msg-head{margin-bottom:.7rem}
body.easy .msg.user{max-width:68%}
body.easy .msg.user .msg-body{padding:.85rem 1.2rem;border-radius:22px 22px 7px 22px;font-size:1.05rem}

/* askbox: the centerpiece — the mode switch now lives inside it */
body.easy .askbox{
  max-width:900px;border-radius:34px;padding:1.1rem 1.25rem .95rem;
  background:var(--glass);backdrop-filter:blur(52px) saturate(190%);-webkit-backdrop-filter:blur(52px) saturate(190%);
}
.askbox::before{border-radius:35px}
body.easy .askbox .chat-mode{display:flex;justify-content:center;background:transparent;border:0;padding:0;margin-bottom:.85rem}
body.easy .chat-mode button{padding:.34rem .9rem;border-radius:999px;font-size:.72rem;color:var(--ink-faint);background:transparent}
body.easy .chat-mode button.on{background:var(--accent);color:var(--accent-ink);font-weight:600;box-shadow:0 8px 20px -8px var(--accent)}
#askInput{font-size:1.16rem}
body.easy .go{width:48px;height:48px;border-radius:50%;font-size:1.3rem;display:grid;place-items:center}
.ask-row{justify-content:space-between}

/* footer: single hairline */
body.easy footer{background:transparent;backdrop-filter:none;-webkit-backdrop-filter:none;border-top:1px solid var(--hairline)}

/* soft vignette for depth */
.bg::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 90% at 50% -10%,transparent 52%,color-mix(in oklab,var(--accent) 13%,transparent))}

/* ============ v4: sidebar history + distinguishable bubbles + play/guide ============ */

/* layout: sidebar + chat, like every typical chatbot */
body.easy main{flex-direction:row;align-items:stretch}
body:not(.easy) .sidebar{display:none}
.sidebar{
  width:264px;flex:none;display:flex;flex-direction:column;gap:.55rem;
  padding:1.1rem .85rem;border-right:1px solid var(--hairline);
  background:color-mix(in oklab,var(--card) 40%,transparent);
  overflow-y:auto;position:relative;z-index:1;
}
.side-head{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-bottom:.35rem}
.side-title{font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint)}
.sidebar .new-chat{
  width:auto;height:auto;margin:0;padding:.4rem .8rem;border-radius:999px;
  border:1px solid var(--accent-line);background:var(--accent-soft);color:var(--accent);
  font:600 .78rem var(--font-s);
}
.sidebar .new-chat:hover{background:var(--accent);color:var(--accent-ink)}
.sidebar #sessionChips{flex-direction:column;align-items:stretch;margin:0}
.sidebar .schip{
  width:100%;max-width:none;text-align:left;display:block;padding:.5rem .8rem;
  border-radius:12px;font-size:.72rem;
}
.sidebar .side-foot{margin-top:auto}
body.easy .sidebar #wsActions{display:flex}
.sidebar #wsActions .schip{width:auto;flex:1;text-align:center}

/* distinguishable bubbles: assistant = glass card, user = solid accent */
body.easy .msg.assistant .msg-body{
  background:var(--card);border:1px solid var(--hairline);
  border-radius:6px 20px 20px 20px;padding:1rem 1.25rem;box-shadow:var(--elev-1);
}
body.easy .msg.user .msg-body{
  background:linear-gradient(160deg,color-mix(in oklab,var(--accent) 82%,#fff),var(--accent));
  color:var(--accent-ink);border:0;border-radius:20px 6px 20px 20px;
  padding:.9rem 1.25rem;box-shadow:0 10px 26px -12px var(--accent);
}

/* chat-bar: keep it minimal in chat mode */
body.easy #compare5{display:none}

/* guided wizard */
.guide-opt{
  display:block;width:100%;text-align:left;margin:.45rem 0;padding:.8rem 1rem;
  border:1px solid var(--hairline);border-radius:12px;background:var(--card);color:var(--ink);
  font:500 .92rem var(--font-s);cursor:pointer;transition:all .16s;
}
.guide-opt:hover{border-color:var(--accent);transform:translateY(-1px);box-shadow:var(--elev-1)}
.guide-opt.go2{background:var(--accent);color:var(--accent-ink);text-align:center;border:0;font-weight:600}
.guide-brief{
  margin:.6rem 0;padding:.9rem 1rem;border:1px dashed var(--accent-line);border-radius:12px;
  background:var(--accent-soft);font-family:var(--font-m);font-size:.8rem;line-height:1.6;
  white-space:pre-wrap;color:var(--ink);
}

/* playground */
#playFrame{width:100%;height:340px;border:1px solid var(--hairline);border-radius:12px;background:#fff;margin-top:.8rem}
#playSrc{width:100%;resize:vertical;background:var(--fill);border:1px solid var(--hairline);border-radius:10px;color:var(--ink);font-family:var(--font-m);font-size:.82rem;padding:.7rem .8rem}

/* mobile: off-canvas sidebar */
#sideBtn{display:none}
@media (max-width:900px){
  #sideBtn{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--hairline);background:var(--fill);color:var(--ink);border-radius:14px;cursor:pointer;font-size:1.05rem}
  .sidebar{
    position:fixed;left:0;top:0;bottom:0;z-index:80;width:280px;
    transform:translateX(-105%);transition:transform .28s cubic-bezier(.32,.72,0,1);
    background:var(--card);box-shadow:var(--elev-3);border-right:1px solid var(--hairline);
  }
  body.side-open .sidebar{transform:none}
}

/* endless opportunities: guided spheres + try chips */
.spheres{display:grid;grid-template-columns:repeat(auto-fit,minmax(148px,1fr));gap:.55rem;margin:.5rem auto .7rem;width:100%;max-width:820px}
.caps{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.55rem;margin:.4rem auto .7rem;width:100%;max-width:820px}
.cap-card{
  display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:1rem .8rem;border-radius:16px;
  border:1px solid var(--hairline);background:var(--glass);
  backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);
  color:var(--ink);font:550 .85rem var(--font-s);cursor:pointer;transition:all .18s;text-align:center;
}
.cap-card:hover{transform:translateY(-2px);border-color:var(--accent-line);box-shadow:var(--elev-1)}
.cap-ico{font-size:1.4rem;color:var(--accent)}
#acctBadge{margin-top:.4rem;font-size:.62rem;color:var(--accent);font-weight:600}
.sphere-card{
  display:flex;align-items:center;gap:.55rem;padding:.8rem .95rem;border-radius:16px;
  border:1px solid var(--hairline);background:var(--glass);
  backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);
  color:var(--ink);font:550 .88rem var(--font-s);cursor:pointer;transition:all .18s;text-align:left;
}
.sphere-card:hover{transform:translateY(-2px);border-color:var(--accent-line);box-shadow:var(--elev-1)}
.sp-ico{font-size:1.15rem;flex:none;color:var(--accent)}
.kick{font-family:var(--font-m);font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint);margin:.9rem 0 .5rem;text-align:center}
.route-note{font-size:.6rem;color:var(--ink-faint);text-align:center;margin:.7rem 0 0;opacity:.85}

/* hidden code: headline-only folds, two clicks to reveal */
.code-fold{border:1px dashed var(--accent-line);border-radius:12px;margin:.6em 0;background:var(--card);overflow:hidden}
.code-fold-head{display:flex;align-items:center;gap:.55rem;width:100%;padding:.65rem .85rem;border:0;background:transparent;color:var(--ink);font:500 .8rem var(--font-s);cursor:pointer;text-align:left}
.code-fold-head:hover{background:var(--accent-soft)}
.cf-ico{font-size:1.05rem;color:var(--accent)}
.cf-label{font-family:var(--font-m);font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-dim)}
.cf-size{margin-left:auto;font-family:var(--font-m);font-size:.62rem;color:var(--ink-faint)}
.cf-chev{font-size:1rem;color:var(--ink-faint)}
.code-fold-inner{padding:.5rem .85rem .85rem}
.code-fold-reveal{border:1px solid var(--hairline);background:var(--fill);color:var(--ink-dim);border-radius:999px;padding:.4rem .9rem;font:600 .74rem var(--font-s);cursor:pointer}
.code-fold-reveal:hover{color:var(--accent);border-color:var(--accent)}
.code-fold pre.code{margin:0;border:1px solid var(--hairline)}

/* share hub cards */
.hub-card{border:1px solid var(--hairline);border-radius:14px;padding:.85rem 1rem;margin:.6rem 0;background:var(--card);text-align:left}
.hub-head{display:flex;align-items:baseline;justify-content:space-between;gap:.6rem;flex-wrap:wrap}
.hub-head b{font-size:.95rem}
.hub-meta{font-size:.6rem}
.hub-pre{margin:.5rem 0 0;padding:.6rem .75rem;border-radius:10px;background:var(--fill);font-family:var(--font-m);font-size:.72rem;line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere}
.hub-acts{display:flex;gap:.4rem;margin-top:.55rem}

/* universal result viewer (csv tables, decks, documents) */
.view-table{width:100%;border-collapse:collapse;font-size:.82rem;margin-bottom:.6rem}
.view-table th,.view-table td{border:1px solid var(--hairline);padding:.35rem .55rem;text-align:left;max-width:30ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.view-table th{background:var(--accent-soft);color:var(--ink)}
.view-pre{background:var(--fill);border:1px solid var(--hairline);border-radius:10px;padding:.7rem .9rem;font-family:var(--font-m);font-size:.78rem;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere;max-height:340px;overflow-y:auto}
.view-deck{list-style:none;margin:0 0 .6rem;padding:0}
.view-deck li{border:1px solid var(--hairline);border-radius:10px;padding:.6rem .8rem;margin:.4rem 0;background:var(--card)}
.view-deck li .dim{font-size:.78rem;margin-top:.2rem}
#viewBody .fe-btn{margin-right:.45rem;margin-top:.5rem}

/* language toggle */
.lang-btn{display:inline-flex;align-items:center;border:.5px solid var(--glass-border);background:var(--glass);color:var(--ink-dim);border-radius:999px;padding:.32rem .65rem;font:700 .68rem var(--font-m);cursor:pointer;backdrop-filter:blur(16px);transition:all .16s}
.lang-btn:hover{color:var(--accent);border-color:var(--accent-line)}

/* Apple-grade scrollbars: thin, rounded, accent-tinted */
*{scrollbar-width:thin;scrollbar-color:color-mix(in oklab,var(--accent) 55%,transparent) transparent}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:color-mix(in oklab,var(--accent) 45%,transparent);border-radius:999px;border:2px solid transparent;background-clip:padding-box}
::-webkit-scrollbar-thumb:hover{background:var(--accent);background-clip:padding-box}
::-webkit-scrollbar-corner{background:transparent}
html[data-theme="night"] *{scrollbar-color:color-mix(in oklab,var(--accent) 60%,#fb7185) transparent}

/* dark mode stays colorful: green + red + amber aurora */
html[data-theme="night"] .orb-a{background:conic-gradient(from 210deg,#34d399,#a3e635,#fb7185,#fbbf24,#2dd4bf,#34d399)}
html[data-theme="night"] .orb-b{background:conic-gradient(from 0deg,#fb7185,#fbbf24,#34d399,#fb7185)}
.guide-opt .material-symbols-outlined{font-size:1.1rem;color:var(--accent);vertical-align:-3px;margin-right:.45rem}
.try-row{display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem;margin:.2rem 0 .7rem}
.try-chip{border:1px dashed var(--accent-line);background:transparent;color:var(--ink-dim);font:500 .8rem var(--font-s);border-radius:999px;padding:.5rem 1rem;cursor:pointer;transition:all .16s}
.try-chip:hover{color:var(--accent);border-style:solid;border-color:var(--accent)}
.side-net{margin:.4rem 0 0;font-size:.6rem;color:var(--ink-faint)}
.chip.buff{color:var(--accent);border-color:color-mix(in oklab,var(--accent) 40%,transparent);background:var(--accent-soft)}

/* enterprise polish: consistent focus, press states, refined dialogs */
button{cursor:pointer}
button:active{transform:translateY(0) scale(.98)}
.schip:active,.try-chip:active,.sphere-card:active,.guide-opt:active,.starter:active,.bot-card:active{transform:translateY(0) scale(.985)}
.depth-sel button:active,.chat-mode button:active{transform:none}
.radar-dialog::backdrop{background:rgba(6,30,16,.55);backdrop-filter:blur(6px)}
.radar-dialog{transition:transform .22s cubic-bezier(.22,1,.36,1),opacity .22s}
.radar-dialog[open]{animation:dlg-in .24s cubic-bezier(.22,1,.36,1)}
@keyframes dlg-in{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}
.go,.wall-btn,.theme-switch{transition:transform .18s,filter .18s,box-shadow .18s}
.go:active{transform:translateY(0) scale(.96)}
.cmp5-btn:hover{border-color:var(--accent);color:var(--accent)}
.fe-btn:active{transform:translateY(0) scale(.96)}

/* compute-network example cards (earn dialog) */
.net-card{border:1px solid var(--hairline);border-radius:12px;padding:.7rem .85rem;margin:.55rem 0;font-size:.85rem;text-align:left;background:var(--card)}
.net-card b{display:block;margin-bottom:.3rem}
.net-card .dim{font-size:.72rem;color:var(--ink-faint);margin-top:.2rem}

/* readability: model names clear and legible */
.bot-meta b{font-weight:650;letter-spacing:-.01em}
.bot-lg .bot-meta b{font-size:1.08rem}
.bot-sm .bot-meta b{font-size:.88rem}
.bot-xs .bot-meta b{font-size:.74rem}
.model-row .m-name{font-size:.92rem;font-weight:550}
.model-row .m-org{font-size:.64rem}
.m-card .m-name{font-size:1.02rem}
.model-name{font-size:.86rem}

/* answer-depth selector in the ask box */
.depth-sel{display:inline-flex;background:var(--fill);border:1px solid var(--hairline);border-radius:999px;padding:3px;gap:2px}
.depth-sel button{border:0;background:transparent;color:var(--ink-faint);font-family:var(--font-m);font-size:.68rem;padding:.4rem .75rem;border-radius:999px;cursor:pointer;transition:all .16s}
.depth-sel button:hover{color:var(--ink)}
.depth-sel button.on{background:var(--accent);color:var(--accent-ink);font-weight:600}

/* session history: clean glass chips, readable */
body.easy .session-row{margin-bottom:.85rem;gap:.45rem}
.schip{
  background:var(--glass);border:.5px solid var(--glass-border);padding:.34rem .85rem;
  font-size:.68rem;color:var(--ink-dim);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  transition:transform .16s,border-color .16s,color .16s;
}
.schip:hover{transform:translateY(-1px);color:var(--ink)}
.schip.on{background:var(--accent-soft);color:var(--ink);border-color:color-mix(in oklab,var(--accent) 45%,transparent);font-weight:500}
/* hide secondary chrome in chat (easy) mode */
body.easy .earn-chip{display:none}
body.easy #wsActions{display:none}

/* ============ chat window beauty pass ============ */
body.easy .msgs{gap:1.5rem}
body.easy .msg.assistant .msg-body{font-size:1.1rem;line-height:1.78}
.msg-head{gap:.65rem;margin-bottom:.55rem}
.msg-avatar{width:26px;height:26px;border-radius:9px;font-size:.7rem}
.msg-model{font-size:.68rem;letter-spacing:.09em}
.msg-type{font-family:var(--font-m);font-size:.58rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint)}
.brand-copy{font-size:.52rem;color:var(--ink-faint);letter-spacing:.06em;white-space:nowrap}
.terms{max-width:var(--container);margin:0 auto;padding:0 var(--gutter) 1.6rem}
.terms summary{font-size:.66rem;color:var(--ink-faint);cursor:pointer;letter-spacing:.08em}
.terms-body{font-size:.72rem;color:var(--ink-dim);line-height:1.7;max-width:72ch;padding-top:.5rem}
.terms-body p{margin:.4rem 0}
.terms-body b{color:var(--ink)}
body.easy .terms{display:none}
body.easy .msg.user{max-width:72%}
body.easy .msg.user .msg-body{padding:.8rem 1.15rem;border-radius:20px 20px 7px 20px;font-size:1.04rem;line-height:1.6}
body.easy .askbox{max-width:820px;border-radius:26px;padding:1.05rem 1.2rem .9rem}
#askInput{font-size:1.12rem}
body.easy .starter{border-radius:18px;min-height:62px}
body.easy .starter .p-mark{width:28px;height:28px;border-radius:10px}
.llm-tree{gap:18px}
.bot-card{border-radius:18px}
.bot-lg{border-radius:20px}
.bot-sm{border-radius:15px}
.bot-xs{border-radius:11px}

/* ============ autoLLLM(c) + 2100 chat polish ============ */
/* the patent mark — small, next to every model name */
.autollm{
  font-family:var(--font-m);font-size:.56rem;font-weight:500;letter-spacing:.02em;
  color:var(--ink-faint);margin-left:.35em;white-space:nowrap;opacity:.9;
}
.autollm .autollm-c{font-size:.85em;opacity:.75}
.model-btn .autollm{font-size:.52rem;margin-left:.1em;color:var(--ink-dim)}
.model-btn:hover .autollm,.model-btn[aria-expanded="true"] .autollm{color:var(--accent);opacity:1}
.model-row .autollm{opacity:.7}
.model-row:hover .autollm,.model-row.cur .autollm{opacity:1}
.msg-head .autollm{font-size:.52rem;opacity:.75}
.m-card .autollm{font-size:.58rem;opacity:.8}

/* streaming caret — blinks at the tail while the reply writes itself */
.msg-body.streaming > *:last-child::after{
  content:"";display:inline-block;width:7px;height:1em;margin-left:3px;
  vertical-align:-.12em;border-radius:2px;background:var(--accent);opacity:.85;
  animation:caret 1.1s steps(1) infinite;
}
@keyframes caret{50%{opacity:0}}

/* message entrance — springy, direction-aware */
.msg{animation:msgIn .45s cubic-bezier(.22,1,.36,1) both}
.msg.user{animation-name:msgInUser}
@keyframes msgIn{from{opacity:0;transform:translateY(16px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes msgInUser{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}
.cmp5-col{animation:msgIn .5s cubic-bezier(.22,1,.36,1) both}
.cmp5-col:nth-child(2){animation-delay:.07s}
.cmp5-col:nth-child(3){animation-delay:.14s}
.cmp5-col:nth-child(4){animation-delay:.21s}
.cmp5-col:nth-child(5){animation-delay:.28s}

/* typing dots — accent glow, gentle bounce */
.typing .tdot{
  width:7px;height:7px;margin:0 2.5px;border-radius:50%;
  background:linear-gradient(135deg,color-mix(in oklab,var(--accent) 55%,#fff),var(--accent));
  box-shadow:0 0 10px var(--accent-soft),0 0 3px var(--accent);
  animation:tdot 1s ease-in-out infinite;
}
.typing .tdot:nth-child(2){animation-delay:.16s}
.typing .tdot:nth-child(3){animation-delay:.32s}
@keyframes tdot{0%,60%,100%{transform:translateY(0);opacity:.5}30%{transform:translateY(-5px);opacity:1}}

/* busy — the askbox breathes while an answer is on its way */
body.busy .askbox{animation:busyRing 1.8s ease-in-out infinite}
@keyframes busyRing{
  0%,100%{box-shadow:0 0 0 3px var(--accent-soft),0 14px 44px -18px rgba(0,0,0,.65)}
  50%{box-shadow:0 0 0 9px color-mix(in oklab,var(--accent) 14%,transparent),0 16px 52px -16px rgba(0,0,0,.6)}
}
body.busy .go{animation:goPulse 1.1s ease-in-out infinite}
@keyframes goPulse{0%,100%{transform:translateY(0)}50%{transform:translateY(-2px)}}

/* "new replies" pill — pinned inside the scroll area */
.scroll-pill{
  position:sticky;bottom:.8rem;align-self:center;z-index:5;
  display:inline-flex;align-items:center;gap:.45rem;margin-top:.25rem;
  padding:.5rem 1.05rem;border-radius:999px;border:.5px solid var(--glass-border);
  background:var(--panel);backdrop-filter:blur(var(--glass-blur));
  -webkit-backdrop-filter:blur(var(--glass-blur));
  color:var(--ink);font:600 .8rem var(--font-s);cursor:pointer;box-shadow:var(--lift);
  animation:msgIn .3s cubic-bezier(.22,1,.36,1) both;
}
.scroll-pill[hidden]{display:none}
.scroll-pill:hover{transform:translateY(-1px)}
.scroll-pill .material-symbols-outlined{font-size:15px;color:var(--accent)}
.scroll-pill.ping{animation:pillPing .9s ease 3}
@keyframes pillPing{
  0%,100%{transform:translateY(0)}
  30%{transform:translateY(-4px);box-shadow:0 0 0 7px var(--accent-soft),var(--lift)}
}

/* error details — small honest note, not a code wall */
.err-note{
  display:flex;gap:.5rem;align-items:flex-start;margin:.55em 0;
  padding:.6rem .8rem;border-radius:12px;border:1px solid rgba(242,154,168,.4);
  background:rgba(242,154,168,.08);color:var(--ink-dim);
  font-family:var(--font-m);font-size:.8rem;line-height:1.55;
}
.err-note .material-symbols-outlined{font-size:16px;color:#e07a8c;margin-top:.12rem}
.err-note .err-txt{white-space:pre-wrap;word-break:break-word}

@media (prefers-reduced-motion:reduce){
  .msg,.cmp5-col,.scroll-pill{animation:none}
  .msg-body.streaming > *:last-child::after{animation:none}
  .typing .tdot{animation:none}
  body.busy .askbox,body.busy .go{animation:none}
}

/* ============ Calm studio — one canvas, one writing surface ============ */
:root{
  --bg:#f8f6f2;--bg-soft:#f0ede7;--card:#fffefa;--panel:#fffefa;
  --ink:#302d35;--ink-dim:#68636d;--ink-faint:#6b6570;
  --hairline:rgba(67,51,67,.1);--hairline-strong:rgba(67,51,67,.19);
  --hairline-soft:rgba(67,51,67,.07);--fill:rgba(67,51,67,.035);
  --studio-plum:#70576f;--studio-teal:#326d68;--studio-wash:#eee8ef;
  --accent:var(--studio-plum);--accent-ink:#fff;--accent-soft:#eee8ef;
  --glass:var(--card);--glass-border:var(--hairline);--grad:var(--bg);
  --lift:0 2px 8px -5px rgba(53,36,52,.13);--hi:inset 0 1px 0 rgba(255,255,255,.6);
  --elev-1:0 2px 9px -6px rgba(53,36,52,.18);
  --elev-2:0 12px 34px -24px rgba(53,36,52,.24);
  --elev-3:0 24px 70px -32px rgba(53,36,52,.28);
  --workspace-line:var(--hairline-strong);--workspace-line-soft:var(--hairline);
  --depth-panel:var(--elev-1);--depth-float:var(--elev-2);
  --chat-measure:min(100%,800px);--code-bg:#f0ede8;--studio-header:72px;
}
html[data-theme="night"]{
  --bg:#1a191d;--bg-soft:#201f24;--card:#27252b;--panel:#27252b;
  --ink:#eeebee;--ink-dim:#b7b0bc;--ink-faint:#a39ba8;
  --hairline:rgba(236,221,240,.1);--hairline-strong:rgba(236,221,240,.22);
  --hairline-soft:rgba(236,221,240,.07);--fill:rgba(236,221,240,.05);
  --studio-plum:#d2b6cc;--studio-teal:#a1cec4;--studio-wash:#38303c;
  --accent:var(--studio-plum);--accent-ink:#26202a;--accent-soft:#38303c;
  --glass:var(--card);--glass-border:var(--hairline);--grad:var(--bg);
  --lift:0 2px 8px -5px rgba(0,0,0,.3);--code-bg:#201e24;
  --elev-1:0 2px 9px -6px rgba(0,0,0,.3);--elev-2:0 12px 34px -24px rgba(0,0,0,.6);
}
body{background:var(--bg)}
.bg{background:radial-gradient(ellipse 50% 45% at 70% 36%,color-mix(in oklab,var(--studio-plum) 4%,transparent),transparent 80%)}
.bg .orb{display:none}.bg::after{content:none}
body.easy{min-height:0;height:100dvh}
body.easy .topbar,.topbar{
  min-height:var(--studio-header);height:var(--studio-header);flex:none;padding:12px 28px;
  background:var(--bg);border-bottom:1px solid var(--hairline);box-shadow:none;
  backdrop-filter:none;-webkit-backdrop-filter:none;z-index:90;
}
html[data-theme="night"] .topbar{box-shadow:none}
.brand{gap:10px}.brand-mark{width:36px;height:36px;border-radius:12px;background:var(--studio-plum);color:var(--bg);box-shadow:none}
.brand-word{font-size:1.23rem;letter-spacing:-.055em;font-weight:400}.brand-word b{font-weight:650}
.brand-com{font-size:.64em;letter-spacing:-.025em;color:var(--ink-dim)}
.brand-tag{color:var(--studio-teal);font-size:.58rem;letter-spacing:.12em;margin-left:6px}
.top-actions{gap:8px}.top-actions button{box-shadow:none;min-height:40px}
body.easy .wall-btn,.wall-btn{width:auto;min-width:58px;height:40px;padding:0 13px;border:1px solid var(--hairline-strong);border-radius:10px;background:transparent;color:var(--ink-dim);font:550 .76rem var(--font-s)}
.lang-btn{min-width:40px;border:0;border-radius:10px;background:transparent;font:550 .72rem var(--font-s);backdrop-filter:none}
.theme-switch{height:40px;background:var(--bg-soft);border:1px solid var(--hairline);box-shadow:none;padding:6px 2px}
.theme-switch-knob{width:26px;height:26px;box-shadow:0 1px 4px rgba(0,0,0,.14)}
.theme-switch[aria-checked="true"],html[data-theme="night"] .theme-switch[aria-checked="true"]{background:var(--studio-plum)}
.nav a{min-height:40px;display:inline-flex;align-items:center}
body.easy main{position:relative;flex-direction:row;min-width:0;margin:0;border:0;background:transparent;overflow:visible}
body.easy #ask.hero{
  flex:1;min-width:0;min-height:0;max-width:none;width:auto;margin:0;
  padding:24px clamp(24px,4vw,64px) 14px;overflow:visible;
  display:flex;flex-direction:column;align-items:center;text-align:center;
}
.studio-context{display:flex;align-items:center;justify-content:center;gap:8px;min-height:20px;margin:0 0 14px;color:var(--ink-faint);font:500 .68rem var(--font-s);letter-spacing:.045em}
.studio-context .material-symbols-outlined{font-size:16px;color:var(--studio-teal)}
.studio-context b,#activeWorkspaceName{font-weight:550;color:var(--ink-dim)}
body.easy .hero h1.gateway-ask-title,.hero h1.gateway-ask-title{
  display:block;flex:none;font:500 clamp(2.4rem,4.2vw,3.7rem)/1.1 var(--font-d);
  letter-spacing:-.062em;color:var(--ink);text-shadow:none;margin:0 0 14px;max-width:820px;
}
.gateway-ask-title span{display:block;color:var(--studio-plum);font-weight:450}
.hero-context{max-width:49ch;margin:0 auto 25px;color:var(--ink-dim);font-size:.92rem;line-height:1.55;text-wrap:balance}
body.easy .hero-context{display:block}
body.easy:not(.chat-empty) .studio-context{margin-bottom:9px}
body.easy:not(.chat-empty) .hero h1.gateway-ask-title{font-size:1.15rem;line-height:1.3;letter-spacing:-.035em;margin-bottom:6px}
body.easy:not(.chat-empty) .gateway-ask-title span{display:inline}
body.easy:not(.chat-empty) .hero-context{font-size:.76rem;margin-bottom:12px;max-width:70ch}
body.easy.chat-empty #ask.hero{justify-content:center;padding-bottom:clamp(40px,11vh,110px)}
body.easy .chat,.chat{
  position:relative;display:flex;flex-direction:column;flex:1;min-height:0;min-width:0;
  width:var(--chat-measure);max-width:800px;margin:0 auto;padding:0;border:0;border-radius:0;
  background:transparent;box-shadow:none;overflow:visible;
}
body.easy.chat-empty .chat{flex:0 0 auto}
body.easy .chat-bar{justify-content:space-between;align-items:center;min-height:28px;gap:10px;opacity:1;margin:0 0 10px;padding:0 2px;flex:none}
body.easy .chat-status{display:block;color:var(--studio-teal);font:450 .67rem var(--font-s);letter-spacing:.015em;text-align:left}
body.easy #compare5{display:inline-flex;align-items:center;min-height:40px;margin-left:auto;border:0;background:transparent;color:var(--ink-dim);font:500 .68rem var(--font-s);padding:0 4px;box-shadow:none}
body.easy #compare5[hidden]{display:none}
body.easy .msgs{
  width:100%;flex:1;min-height:0;max-height:none;margin:0 0 14px;padding:12px 2px 20px;
  gap:28px;border:0;border-radius:0;background:transparent;box-shadow:none;
  overflow-y:auto;overflow-x:hidden;scroll-behavior:auto;overscroll-behavior:contain;text-align:left;
}
body.easy.chat-empty #msgs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;flex:none;overflow:visible;padding:0;margin:0 0 20px}
body.easy.chat-empty #msgs>.starters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-column:1/-1;gap:10px;margin:0}
body.easy .starter{
  min-width:0;min-height:76px;display:flex;align-items:center;gap:13px;padding:14px 17px;
  border:1px solid var(--hairline);border-radius:13px;background:transparent;color:var(--ink);
  box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none;text-align:left;
  transition:background .18s,border-color .18s;transform:none;
}
body.easy .starter:hover{background:var(--card);border-color:color-mix(in oklab,var(--studio-plum) 38%,var(--hairline));box-shadow:none;transform:none}
.starter::before{content:none}
body.easy .starter .p-mark{display:grid;width:30px;height:30px;flex:none;border-radius:9px;background:var(--studio-wash);color:var(--studio-plum);box-shadow:none}
body.easy .starter:nth-child(even) .p-mark{color:var(--studio-teal);background:color-mix(in oklab,var(--studio-teal) 9%,var(--bg))}
.starter .p-mark svg{width:19px;height:19px}.starter>span:last-child{min-width:0}
.starter b{display:block;font-size:.82rem;font-weight:550;line-height:1.35;letter-spacing:-.015em}
.starter small{display:block;margin-top:4px;color:var(--ink-faint);font-size:.69rem;line-height:1.4}
body.easy .msg{min-width:0;max-width:100%;flex:none}
body.easy .msg.assistant{width:100%;max-width:100%}
body.easy .msg.assistant .msg-body{
  max-width:none;padding:0 2px;background:transparent;border:0;border-radius:0;box-shadow:none;
  backdrop-filter:none;-webkit-backdrop-filter:none;font-size:1rem;line-height:1.8;color:var(--ink);
}
body.easy .msg.user{max-width:85%}
body.easy .msg.user .msg-body{padding:12px 17px;border-radius:17px 17px 4px 17px;background:var(--studio-wash);color:var(--ink);box-shadow:none;font-size:.96rem;line-height:1.65}
body.easy .msg.system .msg-body{font:450 .88rem/1.6 var(--font-s);padding:10px 0;color:var(--ink-dim);background:transparent;border:0;box-shadow:none}
body.easy .msg.system .msg-body::first-letter{color:inherit}
.msg-head{flex-wrap:wrap;gap:8px}.msg-avatar{box-shadow:none;border-radius:8px}.msg-model{font-size:.65rem;letter-spacing:.025em;text-transform:none}
body.easy .msg.assistant .msg-head{margin-bottom:12px}.msg-body pre.code{max-width:100%}
body.easy .askbox,.askbox{
  width:100%;max-width:800px;flex:none;margin:0;padding:17px 19px 13px;border:1px solid var(--hairline-strong);
  border-radius:21px;background:var(--card);box-shadow:0 5px 14px -12px rgba(59,38,58,.22),0 18px 48px -32px rgba(59,38,58,.17);
  backdrop-filter:none;-webkit-backdrop-filter:none;overflow:visible;transform:none;
}
.askbox::before,.go::after{content:none}
body.easy .askbox:focus-within,.askbox:focus-within{border-color:var(--studio-plum);box-shadow:0 0 0 3px color-mix(in oklab,var(--studio-plum) 9%,transparent),0 18px 48px -32px rgba(59,38,58,.17)}
.composer-guide{display:flex;align-items:center;gap:8px;margin:0 0 9px;color:var(--ink-faint);font:500 .65rem var(--font-s)}
.composer-guide b{color:var(--studio-plum);font-size:.58rem;letter-spacing:.13em;font-weight:650}
.composer-guide kbd{margin-left:auto;border:0;padding:0;color:var(--ink-faint);font:400 .63rem var(--font-s)}
body.easy #askInput,#askInput{display:block;width:100%;min-height:64px;max-height:180px;padding:0;border:0;border-radius:0;background:transparent;resize:none;color:var(--ink);font:400 1.05rem/1.6 var(--font-s);letter-spacing:-.015em}
#askInput::placeholder{color:var(--ink-faint);opacity:1}
body.easy .ask-row,.ask-row{display:flex;align-items:center;justify-content:flex-start;gap:8px;flex-wrap:nowrap;margin:9px 0 0;padding:0;border:0}
#docBtn{order:0;background:transparent;color:var(--ink-dim);border:1px solid var(--hairline);border-radius:10px;width:42px;height:42px;flex:none;font-size:1.25rem}
#modelPick{order:1;min-width:0;flex:0 1 auto}
#modelBtn{min-height:42px;max-width:100%;padding:8px 11px;gap:7px;border:0;background:var(--fill);border-radius:10px;box-shadow:none;transform:none;font-family:var(--font-s)}
#modelBtn .model-org{font-size:.62rem;letter-spacing:0;text-transform:none}#modelBtn .model-name{font-size:.76rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#modelBtn .autollm{font-size:.5rem}#modelBtn .caret{flex:none}
#depthOptions{position:relative;order:2;flex:none;font-size:.74rem;color:var(--ink-dim)}
#depthOptions>summary{min-height:42px;display:flex;align-items:center;gap:7px;padding:8px 10px;border-radius:10px;cursor:pointer;list-style:none}
#depthOptions>summary::-webkit-details-marker{display:none}#depthOptions>summary::after{content:"⌄";font-size:.8rem;color:var(--ink-faint)}
#depthOptions[open]>summary,#depthOptions>summary:hover{background:var(--fill);color:var(--ink)}
#depthOptions .depth-sel{position:absolute;z-index:65;right:0;bottom:calc(100% + 10px);padding:5px;border:1px solid var(--hairline-strong);border-radius:13px;background:var(--card);box-shadow:var(--elev-3);white-space:nowrap}
.depth-sel button{min-height:40px;color:var(--ink-dim);font:500 .72rem var(--font-s);padding:7px 12px}
.depth-sel button.on{background:var(--studio-wash);color:var(--studio-plum)}
body.easy #goBtn,#goBtn{order:3;margin-left:auto;flex:none;width:44px;height:44px;min-width:44px;padding:0;display:grid;place-items:center;border:0;border-radius:13px;background:var(--studio-plum);color:var(--bg);box-shadow:none;font-size:1.3rem;transform:none}
#goBtn:hover{filter:brightness(1.12);box-shadow:none}
.composer-meta{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:44px;margin:8px 0 0;padding:0 2px;flex:none}
body.easy .chat-mode,.chat-mode{flex:none;background:transparent;border:0;padding:0;gap:2px;margin:0}
body.easy .chat-mode button,.chat-mode button{min-height:40px;padding:8px 10px;border-radius:8px;color:var(--ink-faint);background:transparent;font:450 .66rem var(--font-s)}
body.easy .chat-mode button.on,.chat-mode button.on{color:var(--studio-plum);background:var(--studio-wash);box-shadow:none;font-weight:600}
.route-note{margin:0;color:var(--ink-faint);font:400 .62rem/1.5 var(--font-s);text-align:right;opacity:1;text-wrap:pretty}
.model-menu,body.easy .model-menu{width:340px;max-width:calc(100vw - 48px);top:auto;bottom:calc(100% + 12px);left:0;border:1px solid var(--hairline-strong);border-radius:15px;background:var(--card);box-shadow:var(--elev-3);z-index:70}
.model-menu[hidden]{display:none}.model-search{min-height:44px;font-family:var(--font-s);font-size:.8rem}.model-row{min-height:44px;align-items:center}.model-row .m-name{font-size:.83rem}.model-list{max-height:min(330px,42dvh)}
body.busy .askbox,body.busy .go{animation:none}
body.busy #goBtn{opacity:.7}
/* Retain the lower-site sections without the former perspective/glass frame. */
#more{background:linear-gradient(180deg,transparent,color-mix(in oklab,var(--studio-plum) 3%,transparent) 12%,transparent)}
.sec{position:relative}.sec::before{content:"";display:block;width:3rem;height:2px;margin-bottom:1.4rem;border-radius:99px;background:var(--studio-teal)}
.sec h2{letter-spacing:-.055em}.sec-dek{max-width:62ch}
.m-card,.studio-card,.earn-card,.step,.radar-feature,.radar-alert-card,.radar-sponsor-card{border-color:var(--hairline);box-shadow:var(--elev-1);transition:border-color .2s,box-shadow .2s}
.m-card:hover,.studio-card:hover,.earn-card:hover,.step:hover{border-color:var(--hairline-strong);box-shadow:var(--elev-2);transform:none}
.radar{border-top-color:var(--hairline);background:transparent}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:where(button,a,input,textarea,select,summary,[tabindex]):focus-visible{outline:2px solid var(--studio-teal);outline-offset:3px}
#askInput:focus-visible{outline:0}

/* The workspace is a quiet, separate navigation rail — never a nested card. */
body.easy .sidebar{
  width:248px;flex:none;padding:24px 17px 18px;gap:14px;background:var(--bg-soft);
  border-right:1px solid var(--hairline);box-shadow:none;overflow-y:auto;
  backdrop-filter:none;-webkit-backdrop-filter:none;
}
.side-head{padding:0 2px 5px;margin:0;align-items:flex-start}.side-head>span{display:flex;flex-direction:column;gap:5px;min-width:0}
.side-title{color:var(--ink-faint);font:600 .59rem var(--font-s);letter-spacing:.12em}
.side-subtitle{font:400 .66rem/1.5 var(--font-s);color:var(--ink-faint);max-width:16ch}
.sidebar .new-chat{flex:none;min-height:40px;padding:8px 11px;border:1px solid var(--hairline-strong);border-radius:9px;background:var(--card);color:var(--ink);font-size:.72rem;box-shadow:none}
.sidebar .new-chat:hover{background:var(--studio-wash);color:var(--studio-plum)}
.workspace-folder{display:grid;grid-template-columns:24px minmax(0,1fr) 14px;align-items:center;gap:9px;width:100%;padding:14px 10px;border:0;border-radius:11px;background:var(--card);color:var(--ink);text-align:left;box-shadow:var(--elev-1)}
.workspace-folder>.material-symbols-outlined{color:var(--studio-teal);font-size:21px}
.workspace-folder b,.workspace-folder small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.workspace-folder b{font:600 .8rem var(--font-s)}.workspace-folder small{margin-top:5px;color:var(--ink-faint);font:400 .67rem/1.4 var(--font-s)}
.workspace-folder-arrow{color:var(--ink-faint);font-size:.9rem}
.workspace-chat-label{display:flex;align-items:center;justify-content:space-between;padding:7px 8px 0;color:var(--ink-faint);font:500 .62rem var(--font-s);letter-spacing:.02em}
.workspace-chat-label b{font-weight:500;color:var(--ink-faint)}
body.easy .sidebar #sessionChips{max-height:min(38vh,340px);overflow-y:auto;gap:4px;margin:0;padding:0}
body.easy .sidebar .schip{display:flex;align-items:center;gap:9px;min-height:42px;padding:10px;border:0;border-radius:9px;background:transparent;color:var(--ink-dim);box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none;font:450 .72rem var(--font-s);transform:none}
body.easy .sidebar .schip:hover{background:var(--fill);color:var(--ink)}
body.easy .sidebar .schip.on{background:var(--studio-wash);color:var(--studio-plum);font-weight:550}
.chat-folder-dot{width:5px;height:5px;flex:none;border-radius:50%;background:var(--hairline-strong)}.schip.on .chat-folder-dot{background:var(--studio-plum)}
.chat-title{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-count{margin-left:auto;color:var(--ink-faint);font-size:.6rem}
#workspaceBuilds{display:flex;align-items:center;gap:9px;min-height:44px;width:100%;padding:10px;border:0;border-radius:9px;background:transparent;color:var(--ink-dim);text-align:left;font:450 .73rem var(--font-s)}
#workspaceBuilds:hover{background:var(--fill)}#workspaceBuilds .material-symbols-outlined{font-size:19px;color:var(--studio-teal)}
#workspaceFileCount{margin-left:auto;color:var(--ink-faint);font-size:.64rem}
.workspace-build-list{display:flex;flex-direction:column;gap:4px;list-style:none;margin:0;padding:0}
.workspace-build-list button{min-height:40px;width:100%;border:0;border-radius:8px;padding:8px 10px;background:transparent;color:var(--ink-dim);font:400 .69rem var(--font-s);text-align:left}
.side-note{margin:auto 8px 0;padding-top:20px;border-top:1px solid var(--hairline);color:var(--ink-faint);font:400 .68rem/1.65 var(--font-s);text-wrap:pretty}
.side-note b,.side-note strong{display:block;color:var(--ink-dim);font-weight:500;margin-bottom:4px}
body.easy .sidebar #wsActions{display:flex;gap:6px;margin:0;padding-top:8px;border-top:1px solid var(--hairline)}
body.easy .sidebar #wsActions .schip{justify-content:center;min-height:40px;font-size:.66rem}
.workspace-create #wsStory{min-width:0}.workspace-create #wsReset{color:var(--ink-dim)}
/* Native disclosure keeps every original capability available below the studio. */
.studio-explore{width:min(100% - 2 * var(--gutter),1120px);margin:36px auto;border-block:1px solid var(--hairline);padding:0 0 20px}
.studio-explore>summary{padding:22px 4px;cursor:pointer;color:var(--ink);font:500 1.1rem var(--font-s);letter-spacing:-.025em}
.studio-explore:not([open]){padding-bottom:0}.studio-explore>summary small{color:var(--ink-faint);font-size:.75rem;font-weight:400;letter-spacing:0;margin-left:8px}
.studio-explore .kick{margin:28px 0 12px}.studio-explore .caps,.studio-explore .spheres{max-width:none}.studio-explore .llm-tree{padding:20px 0}
.studio-explore .cap-card,.studio-explore .sphere-card{background:var(--card);backdrop-filter:none;-webkit-backdrop-filter:none;box-shadow:none;min-height:64px}
/* One compact footer, with every label retained. */
body.easy footer,footer{flex:none;margin-top:0;border-top:1px solid var(--hairline);background:var(--bg);backdrop-filter:none;-webkit-backdrop-filter:none}
footer::before{content:none}
body.easy .foot-inner,.foot-inner{display:grid;grid-template-columns:minmax(0,1fr) auto auto auto;align-items:center;gap:18px;padding:10px 28px;min-height:60px}
.foot-story{display:flex;align-items:baseline;flex-wrap:wrap;gap:3px 10px;min-width:0;line-height:1.3}
.foot-story-kicker{color:var(--studio-plum);font:650 .56rem var(--font-s);letter-spacing:.12em;text-transform:uppercase}
.foot-story strong{font-size:.69rem;letter-spacing:-.02em;font-weight:500}.foot-story-line{color:var(--ink-faint);font-size:.57rem}
.foot-flow{display:flex;align-items:center;gap:7px;white-space:nowrap;color:var(--ink-dim);font-size:.54rem;letter-spacing:.065em}
.foot-flow i{font-style:normal;color:var(--studio-teal)}
.foot-earn{display:inline-flex;align-items:center;justify-content:center;gap:5px;min-height:40px;padding:8px 13px;border:1px solid var(--hairline);border-radius:9px;background:transparent;color:var(--ink-dim);font:500 .66rem var(--font-s);white-space:nowrap}
.foot-earn b{font-weight:550;font-variant-numeric:tabular-nums}.foot-earn:hover{background:var(--studio-wash);color:var(--studio-plum)}
body.easy .foot-status,.foot-status{margin:0;padding:0;background:transparent;border:0;border-radius:0;color:var(--ink-faint);font:400 .6rem/1.5 var(--font-s)}
.foot-status .fe-dot,.foot-status[data-on="1"] .fe-dot{width:5px;height:5px;box-shadow:none}
@media (max-width:1280px){
  .foot-story{max-width:350px}.foot-story-line{flex-basis:100%}
}
@media (max-width:900px){
  :root{--studio-header:64px}
  body.easy .topbar,.topbar{padding:10px 18px}
  #sideBtn{width:40px;height:40px;border:0;border-radius:10px;background:transparent}
  body.easy #ask.hero{padding-inline:28px;padding-top:20px}
  body.easy .sidebar{position:fixed;z-index:100;top:var(--studio-header);bottom:0;height:calc(100dvh - var(--studio-header));width:248px;max-width:calc(100vw - 36px);background:var(--bg-soft);box-shadow:16px 0 42px -25px rgba(0,0,0,.28);transform:translateX(-105%)}
  body.easy.side-open .sidebar{transform:none}
  body.side-open::after{content:"";position:fixed;inset:var(--studio-header) 0 0;z-index:95;background:rgba(26,22,29,.3)}
  body.easy .foot-inner,.foot-inner{grid-template-columns:minmax(0,1fr) auto auto;column-gap:14px;row-gap:2px;padding:7px 18px;min-height:64px}
  .foot-story{grid-column:1;grid-row:1;gap:4px 8px;max-width:none}.foot-flow{grid-column:1;grid-row:2;font-size:.5rem;gap:5px}
  .foot-earn{grid-column:2;grid-row:1/3}.foot-status{grid-column:3;grid-row:1/3}
  .foot-story-line{flex-basis:auto;font-size:.5rem}.sec{padding-inline:20px}
}
@media (max-width:640px){
  body.easy .topbar,.topbar{padding:10px 14px;gap:7px}.brand{gap:7px}.brand-mark{width:30px;height:30px;border-radius:10px}.brand-word{font-size:1.02rem}.brand-com{font-size:.59em}.top-actions{gap:2px}
  body.easy .wall-btn,.wall-btn{min-width:44px;padding-inline:8px;font-size:.69rem}.theme-switch{width:44px;flex:none}.theme-switch[aria-checked="true"] .theme-switch-knob{transform:translateX(13px)}
  .lang-btn{min-width:34px;font-size:.67rem}#sideBtn{width:36px;font-size:1rem}
  body.easy #ask.hero{padding:16px 18px 8px}
  body.easy.chat-empty #ask.hero{justify-content:center;padding-bottom:28px}
  .studio-context{font-size:.62rem;margin-bottom:14px;gap:6px}
  body.easy .hero h1.gateway-ask-title,.hero h1.gateway-ask-title{font-size:clamp(1.9rem,7.8vw,2.65rem);line-height:1.15;letter-spacing:-.055em;margin-bottom:12px}
  .hero-context{font-size:.8rem;line-height:1.5;margin-bottom:17px;max-width:34ch}
  body.easy .chat-bar{min-height:21px;margin-bottom:7px}.chat-status{font-size:.6rem}body.easy #compare5{min-height:40px;font-size:.62rem}
  body.easy.chat-empty #msgs,body.easy.chat-empty #msgs>.starters{gap:8px}
  body.easy.chat-empty #msgs{margin-bottom:15px}
  body.easy .starter{min-height:79px;gap:8px;padding:11px;border-radius:11px;align-items:flex-start}
  body.easy .starter .p-mark{width:25px;height:25px;border-radius:7px}.starter .p-mark svg{width:17px;height:17px}
  .starter b{font-size:.74rem;line-height:1.3}.starter small{font-size:.63rem;line-height:1.35;margin-top:4px}
  body.easy .askbox,.askbox{padding:13px 13px 10px;border-radius:17px}
  .composer-guide{margin-bottom:10px;gap:5px}.composer-guide b{font-size:.53rem;letter-spacing:.12em}.composer-guide kbd{font-size:.58rem}
  body.easy #askInput,#askInput{font-size:1rem;min-height:64px;max-height:130px;line-height:1.5}
  body.easy .ask-row,.ask-row{gap:5px;margin-top:6px}
  #docBtn{width:40px;height:40px}#modelBtn{min-height:40px;padding:8px;gap:5px}#modelBtn .model-name{font-size:.7rem}#modelBtn .model-org{font-size:.55rem}#modelBtn .autollm{font-size:.45rem}
  #depthOptions>summary{min-height:40px;padding:8px 5px;font-size:.67rem;gap:3px}
  body.easy #goBtn,#goBtn{width:42px;height:42px;min-width:42px;border-radius:11px}
  .composer-meta{gap:8px;margin-top:6px;align-items:center;flex-wrap:wrap;justify-content:center}
  body.easy .chat-mode button,.chat-mode button{min-height:40px;padding:7px 9px;font-size:.61rem}
  .route-note{font-size:.58rem;text-align:center;flex:1;min-width:110px;line-height:1.4}
  .model-menu,body.easy .model-menu{left:-45px;width:min(340px,calc(100vw - 62px));max-width:calc(100vw - 62px)}
  .model-list{max-height:35dvh}.model-row .m-org{min-width:60px}.model-row .m-name{font-size:.76rem}.model-row .m-params{font-size:.59rem}
  body.easy:not(.chat-empty) .studio-context{margin-bottom:6px}
  body.easy:not(.chat-empty) .hero h1.gateway-ask-title{font-size:1rem;margin-bottom:5px}
  body.easy:not(.chat-empty) .hero-context{font-size:.69rem;margin-bottom:7px}
  body.easy .msgs{margin-bottom:10px;padding-top:7px;padding-bottom:16px;gap:22px}
  body.easy .msg.assistant .msg-body{font-size:.93rem;line-height:1.75}.msg-head{gap:6px}.msg-model{font-size:.6rem}
  body.easy .msg.user .msg-body{font-size:.9rem;padding:10px 14px}
  body.easy .foot-inner,.foot-inner{padding:7px 14px;column-gap:8px;row-gap:1px;min-height:68px;grid-template-columns:minmax(0,1fr) auto}
  .foot-story{grid-column:1;grid-row:1;gap:2px 6px;line-height:1.15}.foot-story-kicker{font-size:.47rem}.foot-story strong{font-size:.57rem}.foot-story-line{font-size:.44rem;flex-basis:100%}
  .foot-flow{grid-column:1;grid-row:2;font-size:.44rem;gap:4px;letter-spacing:.03em}
  .foot-earn{grid-column:2;grid-row:1;min-height:40px;padding:5px 9px;font-size:.6rem}
  body.easy .foot-status,.foot-status{grid-column:2;grid-row:2;font-size:.49rem;gap:4px;justify-self:end;line-height:1.25}
  .workspace-create{flex-direction:column;align-items:stretch}.workspace-create .radar-button{width:100%}
  .studio-explore>summary{font-size:.95rem}.studio-explore>summary small{display:block;margin:5px 0 0}
  .who-grid,.studio-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:360px){
  body.easy .topbar,.topbar{padding-inline:10px;gap:4px}.brand{gap:5px}.brand-word{font-size:.9rem}.brand-mark{width:27px;height:27px}.top-actions{gap:0}.lang-btn{min-width:30px}#sideBtn{width:32px}.theme-switch{width:42px}
  body.easy #ask.hero{padding-inline:13px}body.easy .hero h1.gateway-ask-title{font-size:1.8rem}.hero-context{font-size:.75rem}
  body.easy .starter{gap:6px;padding:10px 8px;min-height:80px}.starter b{font-size:.67rem}.starter small{font-size:.58rem}
  body.easy .askbox{padding-inline:10px}#modelBtn{padding:7px 6px;gap:4px}#modelBtn .model-org{font-size:.5rem}
  #modelBtn .autollm{font-size:.4rem}#modelBtn .model-name{font-size:.64rem}#depthOptions>summary{font-size:.62rem;padding-inline:3px}
  .composer-meta{gap:4px}.route-note{font-size:.54rem;min-width:85px}body.easy .chat-mode button{padding-inline:6px;font-size:.58rem}
  body.easy .foot-inner,.foot-inner{padding-inline:10px}.foot-story strong{font-size:.53rem}.foot-story-kicker{font-size:.44rem}.foot-flow{font-size:.41rem;gap:3px}
}
@media (max-height:760px){
  body.easy.chat-empty #ask.hero{padding-top:12px;padding-bottom:12px}
  body.easy.chat-empty .studio-context{margin-bottom:8px}
  body.easy.chat-empty .hero h1.gateway-ask-title{font-size:clamp(1.75rem,3.5vw,2.6rem);margin-bottom:8px}
  body.easy.chat-empty .hero-context{margin-bottom:10px}
  body.easy.chat-empty .starter{min-height:64px;padding-block:10px}
  body.easy.chat-empty #msgs{margin-bottom:12px}
}
@media (max-height:620px){
  body.easy.chat-empty #ask.hero{justify-content:flex-start;overflow-y:auto}
  body.easy.chat-empty .chat{flex-shrink:0}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}
@media (prefers-reduced-transparency:reduce){
  body.easy .topbar,body.easy .sidebar,body.easy .askbox,.model-menu,.starter,.visual-artifact,.data-artifact{background:var(--card)}
  *,*::before,*::after{backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
  .bg{display:none}body.side-open::after{background:#39343f}
}

/* ============ v7: live visual artifacts inside the conversation ============ */
.visual-artifact{
  width:min(100%,980px);margin:.9rem 0 1.1rem;border:1px solid var(--workspace-line);border-radius:20px;overflow:hidden;
  background:linear-gradient(145deg,color-mix(in oklab,var(--accent) 8%,var(--card)),var(--card));
  box-shadow:var(--depth-panel);isolation:isolate;
}
.visual-head{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap;padding:.7rem .85rem;border-bottom:1px solid var(--workspace-line-soft);background:color-mix(in oklab,var(--accent) 5%,transparent);font-family:var(--font-m);font-size:.62rem;letter-spacing:.08em;text-transform:uppercase}
.visual-head>div{display:flex;align-items:center;gap:.45rem}.visual-signal{width:7px;height:7px;border-radius:50%;background:#34d399;box-shadow:0 0 10px #34d399}.visual-title{color:var(--ink);font-weight:700}.visual-kind{color:var(--ink-faint);font-weight:400}.visual-live{color:var(--accent);font-size:.56rem}
.visual-frame{height:320px;min-height:220px;resize:vertical;overflow:hidden;background:#0a1020;border-bottom:1px solid var(--workspace-line-soft)}
.visual-frame iframe{display:block;width:100%;height:100%;min-height:220px;border:0;background:#0a1020}
.visual-actions{display:flex;align-items:center;gap:.4rem;flex-wrap:wrap;padding:.6rem .75rem}.visual-actions button{border:1px solid var(--workspace-line-soft);border-radius:9px;background:var(--fill);color:var(--ink-dim);padding:.38rem .65rem;font:600 .68rem var(--font-s);cursor:pointer;transition:transform .16s,border-color .16s,color .16s,background .16s}.visual-actions button:hover,.visual-actions button[aria-pressed="true"]{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);transform:translateY(-1px)}.visual-actions button[data-visual-action="open"]{margin-left:auto;color:var(--accent);border-color:var(--accent-line)}
.visual-code{border-top:1px solid var(--workspace-line-soft);font-size:.72rem}.visual-code summary{cursor:pointer;padding:.55rem .8rem;color:var(--ink-faint);font-family:var(--font-m)}.visual-source-code{max-height:280px;overflow:auto;margin:0;padding:.8rem;background:var(--code-bg);color:var(--ink-dim);font: .72rem/1.55 var(--font-m);white-space:pre-wrap;overflow-wrap:anywhere}.visual-artifact.expanded .visual-frame{height:clamp(420px,62vh,760px)}
.msg-body>.visual-artifact:first-child{margin-top:.1rem}.msg-body>.visual-artifact:last-child{margin-bottom:.1rem}
@media (max-width:640px){.visual-artifact{border-radius:15px}.visual-frame{height:260px}.visual-actions button{min-height:38px}.visual-actions button[data-visual-action="open"]{margin-left:0}.visual-artifact.expanded .visual-frame{height:clamp(360px,65vh,620px)}}
@media (prefers-reduced-motion:reduce){.visual-actions button{transition:none}.visual-actions button:hover{transform:none}}
@media (prefers-reduced-transparency:reduce){.visual-artifact{background:var(--card);box-shadow:var(--elev-1)} }

/* ============ v10: the footer tells the LLMinONE story ============ */
.foot-inner{align-items:center}.foot-story{display:flex;align-items:baseline;gap:.65rem;min-width:0}.foot-story-kicker{color:var(--accent);font-size:.62rem;letter-spacing:.13em;text-transform:uppercase;font-weight:700}.foot-story strong{font-size:.8rem;letter-spacing:-.01em;white-space:nowrap}.foot-story-line{color:var(--ink-faint);font-size:.62rem;white-space:nowrap}.foot-flow{display:flex;align-items:center;gap:.42rem;color:var(--ink-faint);font-size:.57rem;letter-spacing:.08em;white-space:nowrap}.foot-flow span{color:var(--ink-dim)}.foot-flow i{color:var(--accent);font-style:normal}.foot-earn{display:inline-flex;align-items:center;gap:.32rem;border:1px solid var(--accent-line);border-radius:999px;padding:.34rem .62rem;background:var(--accent-soft);color:var(--accent);font:600 .63rem var(--font-m);cursor:pointer;white-space:nowrap}.foot-earn b{font-variant-numeric:tabular-nums;color:var(--ink)}.foot-earn:hover{background:var(--accent);color:var(--accent-ink)}
body.easy .foot-inner{display:grid;grid-template-columns:minmax(0,1fr) auto auto auto auto;align-items:center;gap:1rem;padding:.62rem max(var(--gutter),calc((100% - var(--container))/2))}.foot-status{grid-column:5}.foot-story-line{display:inline}.foot-logo{display:flex;align-items:center;gap:.55rem}.foot-logo .brand-copy{color:var(--ink-faint);font-size:.57rem}.foot-earn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
@media (max-width:900px){body.easy .foot-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:.65rem}.foot-flow{grid-column:1/-1;grid-row:2;justify-content:flex-start}.foot-logo{grid-column:1;grid-row:3}.foot-status{grid-column:3;grid-row:3}.foot-story-line{display:none}}
@media (max-width:560px){body.easy .foot-inner{grid-template-columns:minmax(0,1fr) auto;gap:.5rem}.foot-earn{grid-column:2;grid-row:1}.foot-logo{grid-column:1/-1;grid-row:2}.foot-status{grid-column:1/-1;grid-row:3;justify-self:end}.foot-flow{grid-column:1/-1;grid-row:4;font-size:.5rem}.foot-story strong{font-size:.72rem}}

/* ============ v9: calm hierarchy, consistent controls, fewer surprises ============ */
body.easy .topbar{min-height:74px;padding-block:.8rem}
body.easy .wall-btn{width:auto;min-width:58px;padding-inline:.9rem;border:1px solid color-mix(in oklab,#0f8f69 42%,var(--hairline));border-radius:999px;background:linear-gradient(135deg,#0f8f69,#2bb7a4);color:#fff;font-size:.78rem;letter-spacing:.01em;box-shadow:0 9px 22px -14px #0f8f69}
body.easy .wall-btn:hover{filter:brightness(1.05);box-shadow:0 12px 26px -14px #0f8f69}
body.easy .chat-mode button{min-height:34px}
body.easy[data-style="pulse"] .chat-mode button.on,body.easy[data-style="pulse"] .go{background:linear-gradient(135deg,#0f8f69,#2bb7a4);color:#fff}
body.easy .go{min-width:48px}
body.easy :is(.wall-btn,.theme-switch,.lang-btn,.side-btn,.go,.chat-mode button,.model-btn,.attach-btn,.new-chat,.cap-card,.starter):focus-visible{outline:2px solid var(--accent);outline-offset:3px}

body.easy .workspace-folder{display:grid;grid-template-columns:26px minmax(0,1fr) 18px;align-items:center;gap:.6rem;width:100%;padding:.75rem .7rem;border:1px solid var(--workspace-line);border-radius:15px;background:linear-gradient(135deg,color-mix(in oklab,var(--accent) 12%,var(--card)),color-mix(in oklab,var(--card) 72%,transparent));color:var(--ink);text-align:left;cursor:pointer;box-shadow:var(--depth-float);transition:transform .18s,border-color .18s,box-shadow .18s)}
body.easy .workspace-folder:hover{transform:translateY(-2px);border-color:var(--accent);box-shadow:var(--depth-panel)}
.workspace-folder>.material-symbols-outlined{color:var(--accent);font-size:21px}.workspace-folder b,.workspace-folder small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.workspace-folder b{font-size:.78rem;font-weight:700}.workspace-folder small{margin-top:.12rem;color:var(--ink-faint);font-size:.62rem;line-height:1.35}.workspace-folder-arrow{color:var(--accent);font-size:.9rem;text-align:right}.workspace-chat-label{display:flex;align-items:center;justify-content:space-between;padding:.45rem .3rem .15rem;color:var(--ink-faint);font:600 .59rem var(--font-m);letter-spacing:.08em;text-transform:uppercase}.workspace-chat-label b{display:grid;place-items:center;min-width:20px;height:20px;border:1px solid var(--workspace-line-soft);border-radius:999px;color:var(--accent);font-size:.58rem}.sidebar #sessionChips{max-height:min(34vh,260px);overflow-y:auto;padding-right:.12rem}.sidebar #sessionChips .schip{display:flex;align-items:center;gap:.5rem}.chat-folder-dot{width:7px;height:7px;flex:none;border-radius:50%;background:var(--workspace-line);box-shadow:0 0 0 3px color-mix(in oklab,var(--accent) 7%,transparent)}.schip.on .chat-folder-dot{background:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.chat-title{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-count{margin-left:auto;color:var(--ink-faint);font-size:.58rem}.workspace-create #wsStory{min-width:180px}.workspace-create #wsReset{color:var(--ink-dim)}

/* ============ v8: one aligned chat measure ============ */
:root{--chat-measure:min(100%,1040px)}
body.easy .chat{width:min(100%,1120px);max-width:1120px;margin:0 auto}
body.easy .chat-bar,body.easy .unlock-bar,body.easy .msgs,body.easy .file-tray,body.easy .askbox,body.easy .route-note{width:var(--chat-measure);max-width:var(--chat-measure);margin-left:auto;margin-right:auto}
body.easy .askbox{max-width:var(--chat-measure)}
body.easy .msgs{align-self:center}
body.easy .route-note{padding-inline:.35rem}

/* data files get a real in-chat table instead of a dead code wall */
.data-artifact{width:var(--chat-measure);max-width:var(--chat-measure);margin:.9rem auto 1.1rem;border:1px solid var(--workspace-line);border-radius:18px;overflow:hidden;background:var(--card);box-shadow:var(--depth-panel)}
.data-preview{max-height:300px;overflow:auto;background:color-mix(in oklab,var(--card) 82%,var(--accent-soft))}.data-table{width:100%;border-collapse:collapse;font: .72rem/1.45 var(--font-m);white-space:nowrap}.data-table th,.data-table td{padding:.55rem .7rem;border-right:1px solid var(--workspace-line-soft);border-bottom:1px solid var(--workspace-line-soft);text-align:left;max-width:28ch;overflow:hidden;text-overflow:ellipsis}.data-table th{position:sticky;top:0;background:color-mix(in oklab,var(--accent) 10%,var(--card));color:var(--ink);font-weight:700}.data-table td{color:var(--ink-dim)}.data-actions{display:flex;gap:.4rem;padding:.6rem .75rem;border-top:1px solid var(--workspace-line-soft)}.data-actions button{border:1px solid var(--workspace-line-soft);border-radius:9px;background:var(--fill);color:var(--ink-dim);padding:.38rem .65rem;font:600 .68rem var(--font-s);cursor:pointer}.data-actions button:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}

/* mobile drawer: keep the navigation crisp above the dimmed workspace */
@media (max-width:900px){
  body.easy main{isolation:auto;perspective:none;transform-style:flat}
  body.easy .sidebar{z-index:120;top:74px;height:calc(100dvh - 74px);background:var(--card)!important;backdrop-filter:none!important;-webkit-backdrop-filter:none!important;filter:none!important;opacity:1!important;box-shadow:18px 0 54px -28px rgba(0,0,0,.7),inset -1px 0 var(--workspace-line);}
  body.side-open::after{z-index:70}
  body.side-open .sidebar{z-index:120}
  body.easy.side-open .sidebar{transform:none!important;transition:none!important}
}

/* documents and inline markdown tables read like deliverables, not code walls */
.document-artifact{width:var(--chat-measure);max-width:var(--chat-measure);margin:.9rem auto 1.1rem;border:1px solid var(--workspace-line);border-radius:18px;overflow:hidden;background:var(--card);box-shadow:var(--depth-panel)}
.document-preview{padding:.95rem 1.05rem;max-height:440px;overflow:auto;font-size:.98rem;line-height:1.7;color:var(--ink)}
.document-preview h1,.document-preview h2,.document-preview h3,.document-preview h4{letter-spacing:-.02em;line-height:1.25;margin:1em 0 .45em;color:var(--ink)}
.document-preview h1{font-size:1.35rem}.document-preview h2{font-size:1.15rem}.document-preview h3{font-size:1rem}
.document-preview h1:first-child,.document-preview h2:first-child,.document-preview p:first-child{margin-top:0}
.document-preview p{margin:.55em 0}.document-preview ul,.document-preview ol{margin:.55em 0;padding-left:1.4em}.document-preview li{margin:.25em 0}
.document-preview a{color:var(--accent)}
.document-preview .data-preview{margin:.6em 0}
.markdown-table.data-preview{border:1px solid var(--workspace-line-soft);border-radius:10px}
@media (max-width:640px){.document-preview{padding:.75rem .8rem;font-size:.9rem}}
@media (prefers-reduced-transparency:reduce){.document-artifact{background:var(--card);box-shadow:var(--elev-1)}}

/* ============ minds in the sidebar: choose who answers ============ */
.side-minds{margin:.2rem 0}
.side-minds-grid{display:flex;flex-wrap:wrap;gap:7px;padding:.1rem 0 .35rem}
.side-minds .rail-logo{width:28px;height:28px;border-radius:9px;font:700 .54rem var(--font-s)}
.minds-all{border:0;background:transparent;color:var(--accent);font:600 .58rem var(--font-m);cursor:pointer;padding:0}
.rail-logo{display:grid;place-items:center;border:0;padding:0;color:#fff;cursor:pointer;box-shadow:0 2px 10px -3px rgba(0,0,0,.28),inset 0 1px 0 rgba(255,255,255,.25);transition:transform .16s,box-shadow .16s}
.rail-logo svg{width:52%;height:52%}
.rail-sm{width:30px;height:30px;border-radius:9px;font:700 .56rem var(--font-s);box-shadow:0 1px 6px -2px rgba(0,0,0,.24),inset 0 1px 0 rgba(255,255,255,.2)}
.rail-logo:hover,.rail-logo:focus-visible{transform:translateY(-2px) scale(1.08);box-shadow:0 8px 18px -6px rgba(0,0,0,.32),0 0 0 3px var(--accent-soft)}

/* ============ premium material restore — plum glass, aurora depth ============ */
:root{
  --accent:#7667ff;--accent-ink:#fff;--accent-soft:rgba(118,103,255,.15);
  --studio-plum:#7667ff;--studio-teal:#2dd4bf;
  --grad:linear-gradient(145deg,#f7f8ff 0%,#eefaf7 44%,#fff7f0 100%);
  --glass:rgba(255,255,255,.55);--glass-border:rgba(255,255,255,.72);
  --lift:0 1px 0 rgba(255,255,255,.9) inset,0 12px 28px -18px rgba(56,48,120,.35),0 28px 70px -40px rgba(56,48,120,.35);
}
html[data-theme="night"]{
  --accent:#a79bff;--accent-ink:#171329;--accent-soft:rgba(167,155,255,.17);
  --studio-plum:#a79bff;--studio-teal:#2dd4bf;
  --grad:linear-gradient(145deg,#080a16 0%,#071713 48%,#17100e 100%);
  --glass:rgba(22,22,26,.46);--glass-border:rgba(255,255,255,.14);
}
body{background:var(--grad)}
.bg{background:
  radial-gradient(1100px 700px at 88% -12%,color-mix(in oklab,var(--accent) 30%,#2dd4bf),transparent 62%),
  radial-gradient(900px 680px at -8% 14%,color-mix(in oklab,var(--accent) 36%,#6ee7b7),transparent 60%),
  radial-gradient(1000px 900px at 50% 118%,color-mix(in oklab,var(--accent) 26%,#a3e635),transparent 64%)}
.bg .orb{display:block;opacity:.26;filter:blur(110px)}
.bg::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 90% at 50% -10%,transparent 52%,color-mix(in oklab,var(--accent) 13%,transparent))}
body.easy .topbar,.topbar{background:color-mix(in oklab,var(--glass) 82%,transparent);backdrop-filter:blur(26px) saturate(150%);-webkit-backdrop-filter:blur(26px) saturate(150%);border-bottom:1px solid color-mix(in oklab,var(--accent) 13%,var(--hairline));box-shadow:0 10px 34px -28px color-mix(in oklab,var(--accent) 55%,transparent)}
body.easy .sidebar{background:color-mix(in oklab,var(--glass) 72%,transparent);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-right:1px solid color-mix(in oklab,var(--accent) 14%,var(--hairline));box-shadow:12px 0 40px -34px color-mix(in oklab,var(--accent) 72%,transparent),inset -1px 0 rgba(255,255,255,.32)}
body.easy .msg.assistant .msg-body{background:var(--card);backdrop-filter:none;-webkit-backdrop-filter:none;border:1px solid var(--hairline);border-radius:6px 20px 20px 20px;padding:1rem 1.25rem;box-shadow:var(--lift)}
body.easy .msg.user .msg-body{background:linear-gradient(160deg,color-mix(in oklab,var(--accent) 82%,#fff),var(--accent));color:var(--accent-ink);border:0;border-radius:20px 6px 20px 20px;box-shadow:0 16px 34px -22px var(--accent)}
body.easy .askbox,.askbox{background:color-mix(in oklab,var(--glass) 66%,transparent);backdrop-filter:blur(52px) saturate(190%);-webkit-backdrop-filter:blur(52px) saturate(190%);border-color:color-mix(in oklab,var(--accent) 24%,var(--hairline-strong));box-shadow:0 1px 0 rgba(255,255,255,.9) inset,0 18px 40px -26px color-mix(in oklab,var(--accent) 60%,transparent),0 0 0 4px color-mix(in oklab,var(--accent) 4%,transparent)}
body.easy .askbox:focus-within,.askbox:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft),0 22px 48px -26px color-mix(in oklab,var(--accent) 58%,transparent)}
body.easy #goBtn,#goBtn{background:linear-gradient(135deg,var(--accent),#2dd4bf);color:#fff;box-shadow:0 10px 24px -10px var(--accent)}
#goBtn:hover{transform:translateY(-2px);box-shadow:0 16px 30px -12px var(--accent);filter:none}
.brand-mark{background:linear-gradient(135deg,var(--accent),#2dd4bf);color:#fff;box-shadow:0 10px 24px -10px var(--accent)}
.sidebar .new-chat{background:linear-gradient(135deg,var(--accent),#2dd4bf);color:var(--accent-ink);border:0;box-shadow:0 10px 26px -14px var(--accent)}
body.easy .chat-mode button.on,.chat-mode button.on{background:var(--accent);color:var(--accent-ink);box-shadow:0 8px 20px -8px var(--accent)}
.depth-sel button.on{background:var(--accent);color:var(--accent-ink)}
body.easy .starter{background:color-mix(in oklab,var(--glass) 74%,transparent);border-color:color-mix(in oklab,var(--accent) 16%,var(--hairline));box-shadow:var(--lift)}
body.easy .starter:hover{transform:translateY(-3px);border-color:color-mix(in oklab,var(--accent) 50%,var(--hairline));box-shadow:var(--lift)}
@media (prefers-reduced-motion:reduce){
  .orb-a,.orb-b,.orb-c{animation:none}
  #goBtn:hover{transform:none}
}
@media (prefers-reduced-transparency:reduce){
  body.easy .topbar,body.easy .sidebar,body.easy .askbox,body.easy .msg.assistant .msg-body{background:var(--card);backdrop-filter:none;-webkit-backdrop-filter:none}
}

/* ============ three color schemes: day + night pairs ============ */
html[data-scheme="ocean"]{
  --accent:#2f7ff0;--accent-ink:#fff;--accent-soft:rgba(47,127,240,.16);
  --studio-plum:#2f7ff0;--studio-teal:#38bdf8;
  --grad:linear-gradient(145deg,#eef4ff 0%,#e6f7ff 46%,#f0faff 100%);
}
html[data-scheme="sunset"]{
  --accent:#f0563a;--accent-ink:#fff;--accent-soft:rgba(240,86,58,.16);
  --studio-plum:#f0563a;--studio-teal:#f4a940;
  --grad:linear-gradient(145deg,#fff4ef 0%,#fff0e4 44%,#fdf3ee 100%);
}
html[data-theme="night"][data-scheme="ocean"]{
  --accent:#7cb3ff;--accent-ink:#0a1c33;--accent-soft:rgba(124,179,255,.18);
  --studio-plum:#7cb3ff;--studio-teal:#38bdf8;
  --grad:linear-gradient(145deg,#061527 0%,#0a2036 48%,#0a0d1c 100%);
}
html[data-theme="night"][data-scheme="sunset"]{
  --accent:#ff9a7a;--accent-ink:#2b0d06;--accent-soft:rgba(255,154,122,.18);
  --studio-plum:#ff9a7a;--studio-teal:#f4b942;
  --grad:linear-gradient(145deg,#1d0f0a 0%,#2a1510 48%,#170d0c 100%);
}

/* liquid glass: animated gradient border on the composer */
body.easy .askbox::before,.askbox::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1.5px;pointer-events:none;
  background:linear-gradient(120deg,color-mix(in oklab,var(--accent) 60%,transparent),color-mix(in oklab,var(--studio-teal) 60%,transparent),color-mix(in oklab,var(--accent) 60%,transparent));
  background-size:220% 220%;animation:liquid-border 9s linear infinite;
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;
}
@keyframes liquid-border{to{background-position:220% 220%}}

/* palette picker */
.palette{position:relative}
.palette-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--hairline);border-radius:10px;background:transparent;box-shadow:none}
.palette-dot{width:18px;height:18px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--studio-teal));box-shadow:inset 0 0 0 3px var(--card)}
.palette-menu{position:absolute;right:0;top:calc(100% + 8px);z-index:90;display:flex;flex-direction:column;gap:2px;padding:6px;border:1px solid var(--hairline-strong);border-radius:14px;background:var(--card);box-shadow:var(--elev-3)}
.palette-menu[hidden]{display:none}
.palette-menu button{display:flex;align-items:center;gap:10px;min-height:42px;padding:7px 10px;border:0;border-radius:9px;background:transparent;color:var(--ink-dim);font:550 .78rem var(--font-s);text-align:left}
.palette-menu button:hover{background:var(--fill);color:var(--ink)}
.palette-menu button[aria-checked="true"]{color:var(--accent);background:var(--accent-soft)}
.swatch{display:flex;gap:3px}.sw{width:15px;height:15px;border-radius:5px;border:1px solid var(--hairline)}
.sw-plum-day{background:#7667ff}.sw-plum-night{background:#a79bff}
.sw-ocean-day{background:#2f7ff0}.sw-ocean-night{background:#7cb3ff}
.sw-sunset-day{background:#f0563a}.sw-sunset-night{background:#ff9a7a}
@media (prefers-reduced-motion:reduce){body.easy .askbox::before{animation:none}}
@media (prefers-reduced-transparency:reduce){.palette-dot{box-shadow:inset 0 0 0 2px var(--card)}}
@media (max-width:560px){.palette-menu{right:-70px}}

/* multi-tool create row in the fresh view */
body.easy.chat-empty #msgs>.kick,body.easy.chat-empty #msgs>.caps,body.easy.chat-empty #msgs>.studio-explore{grid-column:1/-1}
body.easy.chat-empty #msgs>.kick{margin:.75rem 0 .1rem}
body.easy.chat-empty #msgs>.caps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:0}
body.easy.chat-empty .cap-card{background:color-mix(in oklab,var(--glass) 72%,transparent);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-color:color-mix(in oklab,var(--accent) 14%,var(--hairline));box-shadow:var(--lift)}
body.easy.chat-empty .cap-card:hover{transform:translateY(-3px);border-color:color-mix(in oklab,var(--accent) 46%,var(--hairline))}
@media (max-width:640px){body.easy.chat-empty #msgs>.caps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (prefers-reduced-transparency:reduce){body.easy.chat-empty .cap-card{background:var(--card);backdrop-filter:none;-webkit-backdrop-filter:none}}

/* inviting first message in the fresh cockpit */
body.easy.chat-empty .msg.system .msg-body{font:600 clamp(1.45rem,3vw,2.05rem)/1.22 var(--font-d);letter-spacing:-.032em;color:var(--ink);padding:.15rem 0 .55rem;text-align:center}
body.easy.chat-empty .msg.system .msg-body p{margin:.55rem 0 0}
body.easy.chat-empty .msg.system .msg-body p:last-child{font:450 .42em/1.55 var(--font-s);color:var(--ink-dim);letter-spacing:0}