:root{
  --bg:#080b0f; --bg-2:#0d1117; --panel:#11161d; --panel-2:#161d26;
  --line:#1e2733; --line-2:#2a3441;
  --fg:#e7edf5; --fg-2:#9aa8ba; --fg-3:#64748b;
  --accent:#2ee6a8; --accent-2:#19b884; --accent-dim:#2ee6a81a;
  --blue:#5aa9ff; --violet:#a78bfa; --amber:#fbbf24; --red:#fb7185;
  --r:14px; --r-sm:9px;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--fg);font-family:var(--sans);
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;
  min-height:100vh;display:flex;flex-direction:column}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.2;letter-spacing:-.022em;font-weight:650}
::selection{background:var(--accent);color:#04140e}

/* ---------- layout ---------- */
.wrap{width:100%;max-width:1140px;margin:0 auto;padding:0 24px}
main{flex:1;padding:36px 0 72px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:880px){.g2,.g3,.g4{grid-template-columns:1fr}}

/* ---------- nav ---------- */
nav{position:sticky;top:0;z-index:50;background:rgba(8,11,15,.82);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
nav .wrap{display:flex;align-items:center;gap:8px;height:60px}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:16.5px;
  letter-spacing:-.03em;margin-right:14px}
.brand .dot{width:9px;height:9px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 12px var(--accent)}
.navlinks{display:flex;gap:2px;flex:1}
.navlinks a{padding:7px 13px;border-radius:8px;color:var(--fg-2);font-size:14px;
  font-weight:500;transition:.15s}
.navlinks a:hover{color:var(--fg);background:var(--panel)}
.navlinks a.on{color:var(--accent);background:var(--accent-dim)}
.avatar{width:30px;height:30px;border-radius:50%;border:1px solid var(--line-2);
  object-fit:cover;background:var(--panel-2)}
.usermenu{display:flex;align-items:center;gap:9px;padding:4px 11px 4px 4px;
  border:1px solid var(--line);border-radius:99px;font-size:13.5px;font-weight:500}
.usermenu:hover{border-color:var(--line-2);background:var(--panel)}
@media(max-width:760px){.navlinks a{padding:7px 9px;font-size:13px}
  .usermenu span{display:none}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 18px;border-radius:var(--r-sm);border:1px solid var(--line-2);
  background:var(--panel);color:var(--fg);font:inherit;font-size:14px;
  font-weight:560;cursor:pointer;transition:.15s;white-space:nowrap}
.btn:hover{background:var(--panel-2);border-color:#374151}
.btn:disabled{opacity:.4;cursor:not-allowed}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#04140e}
.btn.primary:hover{background:#48f0b8;border-color:#48f0b8}
.btn.ghost{background:transparent;border-color:transparent;color:var(--fg-2)}
.btn.ghost:hover{color:var(--fg);background:var(--panel)}
.btn.danger{border-color:#4c1d24;color:var(--red);background:transparent}
.btn.danger:hover{background:#2a1015}
.btn.lg{padding:13px 26px;font-size:15px}
.btn.sm{padding:6px 12px;font-size:13px}

/* ---------- cards ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:20px}
.card.pad-lg{padding:26px}
.card h3{font-size:16px;margin-bottom:3px}
.sub{color:var(--fg-2);font-size:13.5px}
.muted{color:var(--fg-3)}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.11em;
  color:var(--fg-3);font-weight:650}
.sect-h{display:flex;align-items:baseline;justify-content:space-between;
  gap:12px;margin:0 0 14px}
.sect-h h2{font-size:19px}

/* ---------- chips ---------- */
.chip{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;
  font-weight:650;padding:3px 10px;border-radius:99px;letter-spacing:.02em;
  color:var(--c);background:color-mix(in srgb,var(--c) 13%,transparent);
  border:1px solid color-mix(in srgb,var(--c) 30%,transparent);white-space:nowrap}
.chip i{width:5px;height:5px;border-radius:50%;background:var(--c);flex:none}
.chip.queued{--c:var(--violet)} .chip.running{--c:var(--accent)}
.chip.done{--c:var(--blue)} .chip.failed{--c:var(--red)}
.chip.cancelled{--c:#64748b}
.chip.running i{animation:pulse 1.4s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}

/* ---------- progress ---------- */
.bar{height:6px;border-radius:99px;background:var(--line);overflow:hidden}
.bar>i{display:block;height:100%;border-radius:99px;
  background:linear-gradient(90deg,var(--accent-2),var(--accent));
  transition:width .5s ease}
.bar.thin{height:4px}

/* ---------- stat tiles ---------- */
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:16px 18px}
.stat b{display:block;font-size:25px;font-weight:680;letter-spacing:-.03em;
  font-variant-numeric:tabular-nums;line-height:1.15}
.stat span{font-size:11px;text-transform:uppercase;letter-spacing:.1em;
  color:var(--fg-3);font-weight:650}
.stat small{display:block;color:var(--fg-3);font-size:12px;margin-top:2px}

/* ---------- run rows ---------- */
.runs{display:flex;flex-direction:column;gap:9px}
.run{display:block;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r);padding:15px 18px;transition:.15s}
.run:hover{border-color:var(--line-2);background:var(--panel-2)}
.run-top{display:flex;align-items:center;gap:11px;margin-bottom:4px}
.run-top h4{font-size:15px;font-weight:620;flex:1;min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.run-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--fg-3);
  font-variant-numeric:tabular-nums}
.run-meta b{color:var(--fg-2);font-weight:600}
.run .bar{margin-top:11px}

/* ---------- forms ---------- */
label.fl{display:block;font-size:12.5px;font-weight:620;color:var(--fg-2);
  margin-bottom:7px}
input[type=text],input[type=number],textarea,select{width:100%;padding:11px 14px;
  background:var(--bg-2);border:1px solid var(--line-2);border-radius:var(--r-sm);
  color:var(--fg);font:inherit;font-size:14.5px;transition:.15s}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px var(--accent-dim)}
input::placeholder,textarea::placeholder{color:#4b5563}
textarea{resize:vertical;font-family:var(--mono);font-size:13.5px;line-height:1.65}
.hint{font-size:12.5px;color:var(--fg-3);margin-top:7px}

input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:6px;
  background:var(--line);border-radius:99px;padding:0;border:none;outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;
  border-radius:50%;background:var(--accent);cursor:grab;border:3px solid var(--bg);
  box-shadow:0 0 0 1px var(--accent)}
input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;
  background:var(--accent);cursor:grab;border:3px solid var(--bg);box-shadow:0 0 0 1px var(--accent)}

/* ---------- pick cards ---------- */
.picks{display:grid;grid-template-columns:repeat(4,1fr);gap:11px}
@media(max-width:820px){.picks{grid-template-columns:repeat(2,1fr)}}
.pick{background:var(--bg-2);border:1.5px solid var(--line-2);border-radius:var(--r);
  padding:16px;cursor:pointer;transition:.15s;text-align:left;color:inherit;
  font:inherit;display:block}
.pick:hover{border-color:#3b4b5e;background:var(--panel-2)}
.pick.on{border-color:var(--accent);background:var(--accent-dim);
  box-shadow:0 0 0 3px var(--accent-dim)}
.pick b{display:block;font-size:15.5px;font-weight:660;letter-spacing:-.02em}
.pick .p-n{font-family:var(--mono);font-size:12.5px;color:var(--accent);
  margin:4px 0 8px;font-variant-numeric:tabular-nums}
.pick .p-d{font-size:12px;color:var(--fg-3);line-height:1.55}

/* ---------- steps ---------- */
.steps{display:flex;gap:0;margin-bottom:28px;border-bottom:1px solid var(--line)}
.stp{flex:1;padding:0 0 13px;border-bottom:2px solid transparent;
  margin-bottom:-1px;color:var(--fg-3);transition:.2s}
.stp.on{color:var(--accent);border-bottom-color:var(--accent)}
.stp.ok{color:var(--fg-2);border-bottom-color:var(--line-2)}
.stp .n{font-family:var(--mono);font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;font-weight:700}
.stp .t{font-size:14px;font-weight:600;margin-top:2px}
@media(max-width:700px){.stp .t{font-size:12px}}
.panelstep{display:none} .panelstep.on{display:block;animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ---------- chart ---------- */
.chart{width:100%;height:280px;display:block}
.chart .gl{stroke:var(--line);stroke-width:1}
.chart .ax{fill:var(--fg-3);font-size:10.5px;font-family:var(--mono)}
.chart .ln{fill:none;stroke:var(--accent);stroke-width:2;
  stroke-linejoin:round;stroke-linecap:round}
.chart .ar{fill:url(#lg)}

/* ---------- logs ---------- */
.logs{background:#05080b;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:14px 16px;font-family:var(--mono);font-size:12.2px;line-height:1.75;
  max-height:340px;overflow:auto;color:#9fb3c8;white-space:pre-wrap;word-break:break-word}
.logs .t{color:#3f5063;margin-right:9px}

/* ---------- table ---------- */
table{width:100%;border-collapse:collapse;font-size:13.5px}
th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.09em;
  color:var(--fg-3);font-weight:650;padding:0 14px 10px;border-bottom:1px solid var(--line)}
td{padding:13px 14px;border-bottom:1px solid var(--line);
  font-variant-numeric:tabular-nums}
tbody tr:hover{background:var(--panel)}
tbody tr:last-child td{border-bottom:none}

/* ---------- landing ---------- */
.hero{padding:76px 0 56px;text-align:center;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-45% 15% auto;height:420px;
  background:radial-gradient(ellipse at center,rgba(46,230,168,.13),transparent 65%);
  pointer-events:none}
.hero h1{font-size:clamp(35px,6.4vw,60px);font-weight:720;letter-spacing:-.045em;
  position:relative;line-height:1.05}
.hero h1 em{font-style:normal;
  background:linear-gradient(100deg,var(--accent),var(--blue));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p{font-size:clamp(15.5px,2.2vw,19px);color:var(--fg-2);max-width:640px;
  margin:20px auto 0;position:relative}
.hero .cta{display:flex;gap:12px;justify-content:center;margin-top:34px;
  position:relative;flex-wrap:wrap}
.tag{display:inline-flex;align-items:center;gap:8px;padding:5px 14px;
  border:1px solid var(--line-2);border-radius:99px;font-size:12.5px;
  color:var(--fg-2);margin-bottom:24px;position:relative;background:var(--panel)}
.tag b{color:var(--accent);font-weight:640}

.step-n{width:26px;height:26px;border-radius:8px;background:var(--accent-dim);
  color:var(--accent);display:grid;place-items:center;font-family:var(--mono);
  font-size:12px;font-weight:700;margin-bottom:11px}

/* ---------- misc ---------- */
.empty{padding:52px 24px;text-align:center;color:var(--fg-3);
  border:1px dashed var(--line-2);border-radius:var(--r);font-size:14px}
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%) translateY(80px);
  background:var(--panel-2);border:1px solid var(--line-2);border-radius:var(--r-sm);
  padding:13px 20px;font-size:14px;z-index:200;opacity:0;transition:.28s;
  box-shadow:0 12px 40px rgba(0,0,0,.55);max-width:min(560px,90vw)}
.toast.on{opacity:1;transform:translateX(-50%)}
.toast.err{border-color:#4c1d24;color:#ffc4cc}
.toast.ok{border-color:var(--accent-2)}
.gpu{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:15px 17px}
.gpu.busy{border-color:color-mix(in srgb,var(--accent) 34%,var(--line))}
.gpu-h{display:flex;justify-content:space-between;align-items:baseline;
  font-size:13.5px;font-weight:640;margin-bottom:9px}
.gpu-h span{font-family:var(--mono);font-size:11px;color:var(--fg-3)}
footer{border-top:1px solid var(--line);padding:26px 0;color:var(--fg-3);
  font-size:13px}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{color:var(--fg-2)} footer a:hover{color:var(--accent)}
.kv{display:flex;justify-content:space-between;gap:14px;padding:9px 0;
  border-bottom:1px solid var(--line);font-size:13.5px}
.kv:last-child{border-bottom:none}
.kv span{color:var(--fg-3)} .kv b{font-weight:600;font-variant-numeric:tabular-nums}

/* =========================================================================
   Mobile / touch
   ========================================================================= */
html{-webkit-text-size-adjust:100%}
body{overflow-x:hidden}
.tscroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.logs{-webkit-overflow-scrolling:touch}
img,svg{max-width:100%}

/* Stat tiles stay two-up rather than becoming a tall stack. */
@media(max-width:880px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:760px){
  .wrap{padding:0 16px}
  main{padding:26px 0 56px}

  /* Two-row nav: brand + account on top, scrollable links underneath. */
  nav .wrap{height:auto;flex-wrap:wrap;padding-top:10px;padding-bottom:8px;
    row-gap:6px}
  .brand{margin-right:auto;font-size:16px}
  .navlinks{order:3;flex-basis:100%;overflow-x:auto;
    -webkit-overflow-scrolling:touch;scrollbar-width:none;gap:3px;
    padding-bottom:2px}
  .navlinks::-webkit-scrollbar{display:none}
  .navlinks a{padding:7px 12px;font-size:13.5px;flex:none;white-space:nowrap}
  /* "Sign in with Hugging Face" is too wide for a phone header. */
  .signin-long{display:none}
  nav .btn.primary{padding:9px 14px;min-height:36px}

  .hero{padding:44px 0 38px}
  .hero .cta{flex-direction:column;align-items:stretch}
  .hero .cta .btn{width:100%}

  .btn{padding:11px 17px;min-height:42px}
  .btn.sm{padding:8px 13px;min-height:36px}
  .btn.lg{padding:14px 22px;min-height:48px}

  .card{padding:17px} .card.pad-lg{padding:19px}
  .stat{padding:14px 15px}
  .stat b{font-size:21px}

  .sect-h{flex-direction:column;align-items:flex-start;gap:8px}
  .sect-h h1,.sect-h h2{font-size:18px}

  /* Wizard: four steps still fit by shrinking the labels. */
  .steps{margin-bottom:22px}
  .stp{padding-bottom:11px}
  .stp .n{font-size:9.5px;letter-spacing:.06em}
  .stp .t{font-size:12px}

  .chart{height:210px}
  .run{padding:14px 15px}
  .run-meta{gap:10px;font-size:12px}
  .kv{font-size:13px;gap:10px}
  input[type=text],input[type=number],textarea,select{font-size:16px}  /* no iOS zoom */
  input[type=range]{height:8px}
  input[type=range]::-webkit-slider-thumb{width:24px;height:24px}
  input[type=range]::-moz-range-thumb{width:24px;height:24px}
  .logs{font-size:11.6px;max-height:260px}
  th,td{padding-left:10px;padding-right:10px}
  .toast{left:16px;right:16px;transform:translateY(80px);max-width:none}
  .toast.on{transform:none}
}

@media(max-width:520px){
  .picks{grid-template-columns:1fr}
  .g3{grid-template-columns:1fr}
  .pick{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;padding:14px}
  .pick b{flex:none}
  .pick .p-n{margin:0}
  .pick .p-d{flex-basis:100%;margin-top:4px}
  .hero h1{letter-spacing:-.035em}
  footer .wrap{flex-direction:column;gap:8px;font-size:12.5px}
}

@media(max-width:359px){
  .g4,.stats{grid-template-columns:1fr}
  .stat b{font-size:24px}
}

@media(hover:none){
  .run:active{background:var(--panel-2)}
  .pick:active{border-color:var(--accent)}
}

/* Long labels that collapse on narrow screens */
.signin-short{display:none}
@media(max-width:760px){ .signin-short{display:inline} }

/* Empty-state text inside the loss chart needs to survive the viewBox scale */
.chart .ph{fill:var(--fg-3);font-size:15px;font-family:var(--sans)}

/* Playground output — prompt dimmed, continuation bright */
.pgout{background:#05080b;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:14px 16px;font-family:var(--mono);font-size:13px;line-height:1.8;
  white-space:pre-wrap;word-break:break-word;max-height:340px;overflow:auto;
  -webkit-overflow-scrolling:touch}
.pgout .pgp{color:var(--fg-3)}
.pgout .pgc{color:#bfe9d8}
@media(max-width:760px){ .pgout{font-size:12.4px;padding:12px 13px} }

/* Shown only when the app is running inside the Space iframe */
.frame-note{display:none}
.framed .frame-note{display:block;position:relative;margin:16px auto 0;
  max-width:460px;font-size:12.5px;color:var(--fg-3);text-align:center}

/* Token-budget shortcuts under the slider */
.quickpick{display:flex;gap:7px;margin-top:14px;flex-wrap:wrap}
.quickpick .btn{flex:1;min-width:64px}