/* =========================================================================
   Claude Studio — interactive demo. Faithful to the panel's real look:
   warm near-black, amber for "this row is yours", blue for send, green for
   done, a mono face wherever a number has to be read rather than skimmed.
   ========================================================================= */

:root{
  color-scheme: dark;
  /* Graphite — the panel's real default theme, token for token */
  --bg:#14161a;
  --rail:#191c21;
  --rail-2:#20242b;
  --surface:#191c21;
  --surface-2:#20242b;
  --surface-3:#282d36;
  --line:#2c313b;
  --line-2:#3c4350;
  --ink:#e3e6ec;
  --dim:#aeb5c1;
  --faint:#7b8391;
  --accent:#e79a72;          /* Claude clay */
  --accent-2:#f4bfa4;
  --blue:#6f9fe8;            /* send, and only send */
  --blue-2:#8fb6f0;
  --green:#4fc4a1;
  --teal:#4fc4a1;
  --warn:#e6b45c;
  --red:#ed6a52;
  --violet:#a795e0;          /* thinking */
  --cold:#7fa8c4;
  --amber-soft:rgba(231,154,114,.13);
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,system-ui,sans-serif;
  --mono:'JetBrains Mono','Cascadia Code',Consolas,'SF Mono',Menlo,monospace;
  --figures:'Segoe UI Variable Text','Segoe UI',-apple-system,'SF Pro Text',Roboto,'Inter',system-ui,sans-serif;
  --rail-w:264px;
  --r:10px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:14px;line-height:1.5;
  overflow:hidden;-webkit-font-smoothing:antialiased;
}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:6px}
::-webkit-scrollbar-track{background:transparent}

/* ── shell ─────────────────────────────────────────────────────────────── */
#shell{display:flex;height:100vh;height:100dvh;overflow:hidden}

/* ── rail ──────────────────────────────────────────────────────────────── */
#rail{
  container:rail / inline-size;
  width:var(--rail-w);flex:0 0 var(--rail-w);background:var(--rail);
  border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0;
  transition:transform .28s cubic-bezier(.4,0,.2,1);
}
.rail-head{
  display:flex;align-items:center;gap:8px;padding:11px 12px;border-bottom:1px solid var(--line);
  flex:0 0 auto;
}
.brand{display:flex;align-items:center;gap:7px;font-weight:600;font-size:13.5px;letter-spacing:.01em}
.brand .lozenge{
  width:15px;height:15px;border-radius:4px;transform:rotate(45deg);
  background:linear-gradient(135deg,var(--accent),var(--accent-2));flex:0 0 auto;
}
.dot-live{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(52,211,153,.5);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(52,211,153,.45)}70%{box-shadow:0 0 0 7px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
.rail-head .ic{color:var(--faint);font-size:13px;padding:2px 3px;border-radius:5px}
.rail-head .ic:hover{color:var(--ink);background:var(--surface-2)}

.rail-sub{
  display:flex;align-items:center;gap:8px;padding:7px 12px;font-size:11px;
  color:var(--faint);letter-spacing:.08em;text-transform:uppercase;border-bottom:1px solid var(--line);
  /* THE HEADING HOLDS FIVE THINGS THAT GROW. At the default 264px rail they do not
     all fit on one line, and three overlapping numbers are worse than three on a
     line of their own — so the strip wraps under, and comes back up only when the
     rail is dragged wide enough to hold it. The threshold is measured, not guessed. */
  flex-wrap:wrap;
}
.rail-sub b{color:var(--dim);font-weight:600}
.rail-sub .spacer{flex:1}
.chip-heat{color:var(--accent);text-transform:none;letter-spacing:0;font-family:var(--mono);font-size:11px}

#tree{flex:1 1 auto;overflow-y:auto;overflow-x:hidden;padding:4px 0 10px;min-height:0}

.row{
  display:flex;align-items:center;gap:7px;padding:5px 10px 5px 8px;cursor:pointer;
  border-left:3px solid transparent;position:relative;user-select:none;
}
.row:hover{background:rgba(255,255,255,.035)}
.row .caret{width:11px;flex:0 0 11px;color:var(--faint);font-size:9px;transition:transform .18s;text-align:center}
.row.open>.caret{transform:rotate(90deg)}
.row .pdot{width:7px;height:7px;border-radius:2px;flex:0 0 7px}
.row .nm{flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row .num{font-family:var(--mono);font-size:10.5px;color:var(--faint)}
.row .warm{font-family:var(--mono);font-size:10.5px;color:var(--accent);opacity:.85}

.row.proj{font-weight:600;font-size:13px;color:var(--ink);padding-top:6px;padding-bottom:6px}
.row.grp{font-size:12.5px;color:var(--dim);padding-left:22px}
.row.grp .nm{font-weight:500}
.row.task{font-size:12.5px;color:var(--dim);padding-left:30px}
.row.task.in-grp{padding-left:42px}
.row.task .nm{overflow:hidden;text-overflow:ellipsis}
.row.task:hover{color:var(--ink)}
.row.sel{background:var(--surface-3);box-shadow:inset 3px 0 0 var(--accent);border-left-color:transparent;color:var(--accent)}
.row.sel .nm{font-weight:500}

.beacon{font-size:11px;flex:0 0 auto;line-height:1}
.beacon.done{color:var(--green)}
.beacon.attn{color:var(--accent-2)}
.beacon.run{color:var(--blue)}
.beacon.ask{color:var(--violet)}
.crew{
  display:inline-flex;align-items:center;gap:3px;font-family:var(--mono);font-size:10px;color:var(--blue);
}
.crew i{width:6px;height:6px;border-radius:50%;background:var(--blue);animation:pulse2 1.6s infinite;font-style:normal}
@keyframes pulse2{0%,100%{opacity:.35}50%{opacity:1}}

.heatbar{position:absolute;left:0;bottom:0;height:1.5px;border-radius:0 2px 2px 0;opacity:.34}

.rail-foot{
  flex:0 0 auto;display:flex;align-items:center;gap:8px;padding:10px 12px;border-top:1px solid var(--line);
}
.btn-s{
  display:inline-flex;align-items:center;gap:6px;padding:6px 11px;border-radius:999px;
  background:var(--surface-2);border:1px solid var(--line-2);font-size:12px;color:var(--dim);
}
.btn-s:hover{color:var(--ink);border-color:var(--faint)}
.avatar{
  margin-left:auto;width:25px;height:25px;border-radius:50%;background:linear-gradient(135deg,#b06a4a,var(--accent));
  display:grid;place-items:center;font-size:11px;font-weight:700;color:#1a1310;
}

/* ── main column ───────────────────────────────────────────────────────── */
#main{flex:1 1 auto;display:flex;flex-direction:column;min-width:0;min-height:0}

.head{
  display:flex;align-items:center;gap:14px;padding:9px 16px;border-bottom:1px solid var(--line);
  flex:0 0 auto;background:linear-gradient(180deg,rgba(255,255,255,.018),transparent);
}
.head .title{min-width:0;flex:1 1 auto}
.head .title h1{margin:0;font-size:14.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.head .crumbs{font-family:var(--mono);font-size:10.5px;color:var(--faint);margin-top:2px}
.head .crumbs b{color:var(--accent);font-weight:500}

.metrics{display:flex;align-items:center;gap:16px;flex:0 0 auto}
.metric{text-align:center;cursor:pointer;border-radius:8px;padding:2px 7px}
.metric:hover{background:var(--surface-2)}
.metric .v{font-family:var(--mono);font-size:17px;font-weight:600;line-height:1.1}
.metric .k{font-size:9.5px;color:var(--faint);letter-spacing:.04em}
.metric.key .v{color:var(--ink)}
.metric.key .k{color:var(--accent);border-bottom:1.5px solid var(--accent);padding-bottom:1px}
.metric.ctx .v{color:var(--dim);font-size:14px}
.pillbox{
  display:flex;flex-direction:column;gap:1px;padding:4px 8px;border-radius:8px;background:var(--surface-2);
  font-family:var(--mono);font-size:10px;color:var(--dim);cursor:pointer;
}
.pillbox:hover{background:var(--surface-3)}
.cbtn{
  border-radius:8px;background:var(--surface-2);border:1px solid var(--line-2);
  display:grid;place-items:center;color:var(--dim);transition:.16s;
}
.cbtn:hover{background:var(--surface-3);color:var(--ink)}

/* ── feed ──────────────────────────────────────────────────────────────── */
#feedwrap{flex:1 1 auto;overflow-y:auto;min-height:0;scroll-behavior:smooth}
#feed{max-width:900px;margin:0 auto;padding:22px 20px 30px;display:flex;flex-direction:column;gap:14px}

.you{
  align-self:flex-end;width:fit-content;max-width:82%;
  background:color-mix(in srgb,var(--accent) 13%,var(--surface));
  border:1px solid color-mix(in srgb,var(--accent) 26%,var(--line));
  border-right:2px solid var(--accent);
  border-radius:10px 10px 5px 10px;padding:10px 14px;font-size:13.3px;line-height:1.55;
  white-space:pre-wrap;box-shadow:0 1px 5px rgba(5,6,8,.6);
}
.you .who{display:block;font:600 9.5px/1 var(--sans);letter-spacing:.9px;color:var(--accent);opacity:.75;text-align:right;margin-bottom:5px}
.you p{margin:0}
/* Attachments under a prompt. They are part of the message for good: the task
   keeps them, so the file you dropped a week ago is still there to open. */
.you .atts{display:flex;flex-direction:column;gap:5px;margin-top:9px}
.att{
  display:flex;align-items:center;gap:9px;padding:6px 9px;border-radius:8px;
  background:rgba(9,10,13,.42);border:1px solid var(--line);cursor:pointer;
}
.att:hover{border-color:var(--accent)}
.att .thumb{
  flex:none;width:30px;height:30px;border-radius:6px;display:grid;place-items:center;
  font-size:13px;color:var(--ink);background:linear-gradient(140deg,rgba(231,154,114,.30),rgba(231,154,114,.07));
}
.att.video .thumb{background:linear-gradient(140deg,rgba(77,141,240,.34),rgba(77,141,240,.08));color:#cfe0ff}
.att.img   .thumb{background:linear-gradient(140deg,rgba(122,200,140,.32),rgba(122,200,140,.07))}
.att.pdf   .thumb{background:linear-gradient(140deg,rgba(224,96,96,.30),rgba(224,96,96,.07))}
.att.doc   .thumb{background:linear-gradient(140deg,rgba(150,130,240,.32),rgba(150,130,240,.07))}
.att .meta{display:flex;flex-direction:column;gap:1px;min-width:0}
.att .meta b{font:500 11.8px/1.3 var(--sans);color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.att .meta small{font:400 10px/1.3 var(--mono);color:var(--faint)}

.banner{
  border-left:2px solid var(--blue);background:rgba(77,141,240,.05);border-radius:0 8px 8px 0;
  padding:9px 13px;font-family:var(--mono);font-size:11.5px;color:var(--dim);
}
.banner b{color:var(--blue);font-weight:500}
.banner .sub{color:var(--faint);font-size:10.5px;margin-top:3px}

.think{border-left:2px solid var(--violet);padding:4px 0 4px 12px;margin:6px 0 10px}
.think .lbl{
  display:flex;align-items:center;gap:6px;font:600 10.5px/1 var(--sans);letter-spacing:.8px;
  color:var(--violet);text-transform:uppercase;margin-bottom:5px;
}
.think .lbl::before{content:'💭';font-size:10px}
.think p{margin:0;font-style:italic;color:#b8a9ea;font-size:12.8px;line-height:1.62}

.tool{
  display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);
  border-radius:9px;padding:8px 12px;font-family:var(--mono);font-size:12px;
}
.tool .ti{font-size:12px;width:15px;text-align:center;flex:0 0 15px;opacity:.9}
.tool.pend .ti{animation:pulse2 1.1s infinite}
.tool .k{font:600 12px var(--mono);color:var(--accent-2);flex:0 0 auto}
.tool .k.Read{color:#7dd3fc}.tool .k.Grep{color:#c4b5fd}.tool .k.Edit{color:#fbbf24}
.tool .k.Write{color:#fbbf24}.tool .k.Bash{color:#86efac}.tool .k.Task{color:#f0a63a}
.tool .a{color:var(--dim);flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tool .m{color:var(--faint);font-size:11px;flex:0 0 auto}
.tool .ok{color:var(--green);flex:0 0 auto}
.tool.pend .ok{color:var(--faint)}

.agentchip{
  display:inline-flex;align-items:center;gap:8px;background:rgba(77,141,240,.07);
  border:1px solid rgba(77,141,240,.3);border-radius:999px;padding:5px 13px;
  font-size:11.5px;color:#a9c8f5;align-self:flex-start;font-family:var(--mono);
}
.agentchip .d{width:6px;height:6px;border-radius:50%;background:var(--blue);animation:pulse2 1.4s infinite}

.answer{font-size:14px;line-height:1.68;color:var(--ink)}
.answer p{margin:0 0 11px}
.answer strong{color:#fff;font-weight:600}
.answer em{color:var(--faint)}
.answer code{font-family:var(--mono);font-size:12.5px;background:var(--surface-2);padding:1px 5px;border-radius:4px;color:var(--accent)}
.answer ul,.answer ol{margin:0 0 11px;padding-left:20px}
.answer li{margin-bottom:5px}
.answer hr{border:0;border-top:1px solid var(--line);margin:16px 0}

.statsline{
  padding-top:9px;border-top:1px dashed var(--line);
  font:500 12.5px/1.85 var(--figures);letter-spacing:.012em;color:var(--dim);
}
.statsline .sv{font-weight:600;padding:1px 7px;border-radius:6px;white-space:nowrap}
.statsline .sv-turns{color:var(--blue);background:color-mix(in srgb,var(--blue) 18%,transparent)}
.statsline .sv-key{color:var(--accent);background:color-mix(in srgb,var(--accent) 18%,transparent)}
.statsline .sv-cost{color:var(--green);background:color-mix(in srgb,var(--green) 16%,transparent)}
.statsline .lb{font-style:normal;font-weight:400;color:var(--faint)}
.statsline .sp{font-style:normal;color:var(--faint);opacity:.45;padding:0 3px}
.statsline .stage{
  margin-left:auto;font-size:10px;color:var(--violet);border:1px solid rgba(167,139,250,.35);
  border-radius:999px;padding:2px 9px;cursor:help;
}

.donepill{
  align-self:center;display:flex;align-items:center;gap:9px;background:rgba(52,211,153,.09);
  border:1px solid rgba(52,211,153,.3);border-radius:999px;padding:6px 8px 6px 15px;font-size:12.5px;
}
.donepill .ok{color:var(--green);font-weight:600}
.donepill button{background:rgba(52,211,153,.16);border-radius:999px;padding:4px 12px;font-size:12px;color:var(--teal)}
.donepill button:hover{background:rgba(52,211,153,.26)}

.verdict{
  display:flex;align-items:flex-start;gap:9px;background:rgba(249,115,22,.07);
  border:1px solid rgba(249,115,22,.3);border-radius:10px;padding:10px 13px;font-size:12.5px;color:var(--dim);
}
.verdict b{color:var(--accent-2)}

/* ── composer — the real panel's markup and geometry, token for token ──
   One template serves window 1 AND every window in columns mode: textarea on the left,
   a flex-column on the right holding mic over send (40×40 rounded squares, --r radius)
   with the small 44×24 gear LAST (`order:9`), and the flags bar underneath. */
.composer-wrap{flex:0 0 auto}
.hint{
  max-width:900px;margin:9px auto 0;padding:7px 13px;border-radius:8px;background:rgba(77,141,240,.06);
  border:1px solid rgba(77,141,240,.22);font-size:11.5px;color:var(--dim);display:flex;gap:8px;align-items:center;
}
.hint .x{margin-left:auto;color:var(--faint);flex:0 0 auto}
.hint b{font-weight:600}
.composer{border-top:1px solid var(--line);background:var(--surface);padding:11px 22px 12px}
.composer-row{position:relative;max-width:900px;margin:0 auto;display:flex;gap:9px;align-items:stretch}
.input{
  flex:1;min-height:66px;max-height:220px;resize:none;background:var(--surface-2);
  border:1px solid var(--line);border-radius:var(--r);padding:11px 13px;color:var(--ink);
  font:13.5px/1.55 var(--sans);outline:none;
}
.input:focus{border-color:var(--accent)}
.input::placeholder{color:var(--faint)}
.input.rec,.input.rec:focus{border-color:color-mix(in srgb,var(--red) 60%,var(--line));
  animation:input-rec 1.7s ease-in-out infinite}
@keyframes input-rec{0%,100%{box-shadow:0 0 0 0 transparent}
  50%{box-shadow:0 0 0 2px color-mix(in srgb,var(--red) 20%,transparent)}}
/* recording is said IN the field — a chip in its top right corner, height untouched */
.input-badge{position:absolute;z-index:3;top:8px;right:64px;pointer-events:none;opacity:0;transition:opacity .15s;
  font:11.5px/15px var(--mono);color:var(--warn);white-space:nowrap;padding:2px 7px;border-radius:8px;
  background:color-mix(in srgb,var(--surface-2) 86%,transparent);
  border:1px solid color-mix(in srgb,var(--warn) 40%,transparent)}
.input-badge.on{opacity:1}
.composer-side{display:flex;flex-direction:column;gap:6px;flex:none;justify-content:flex-end}
.mic-btn,.send-btn,.stop-btn{
  width:40px;height:40px;flex:none;border-radius:var(--r);border:1px solid var(--line-2);
  background:var(--surface-2);color:var(--dim);cursor:pointer;display:flex;align-items:center;
  justify-content:center;position:relative;transition:.15s;
}
.mic-btn:hover,.send-btn:hover{border-color:var(--accent);color:var(--accent)}
.mic-ico{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round}
.mic-btn.rec{border-color:var(--red);color:var(--red);background:color-mix(in srgb,var(--red) 12%,var(--surface-2))}
.mic-btn.rec .mic-ico{display:none}
.mic-btn .rec-dot{display:none}
.mic-btn.rec .rec-dot{display:block;width:17px;height:17px;border-radius:50%;background:var(--red);
  animation:rec-pulse .85s ease-in-out infinite}
@keyframes rec-pulse{0%,100%{transform:scale(.7);opacity:.65}50%{transform:scale(1.1);opacity:1}}
.send-btn{background:var(--blue);border-color:var(--blue);color:#fff;padding:0;box-shadow:0 2px 7px rgba(5,6,8,.5)}
.send-ico{width:18px;height:18px;display:block;fill:currentColor}
.send-btn:hover{background:var(--blue-2);border-color:var(--blue-2);color:#fff;
  transform:translateY(-1px);box-shadow:0 4px 12px rgba(5,6,8,.5)}
.send-btn:active{transform:translateY(1px);box-shadow:0 1px 3px rgba(5,6,8,.5)}
.stop-btn{background:var(--red);border-color:var(--red);color:#fff;
  box-shadow:0 2px 8px color-mix(in srgb,var(--red) 45%,transparent)}
.stop-ico{width:13px;height:13px;border-radius:4px;background:currentColor;display:block}
.stop-btn::before{content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  border:2px solid var(--red);animation:stop-halo 1.9s ease-out infinite}
@keyframes stop-halo{0%{transform:scale(1);opacity:.5}100%{transform:scale(1.55);opacity:0}}
.more-btn{order:9;flex:none;width:44px;min-height:24px;height:24px;padding:0;display:flex;
  align-items:center;justify-content:center;border:1px solid var(--line);border-radius:8px;
  background:var(--surface-2);color:var(--faint);cursor:pointer;transition:.15s}
.more-btn:hover{color:var(--ink);border-color:var(--line-2)}
.more-cog{width:14px;height:14px}
.hidden{display:none!important}
.composer-bar{max-width:900px;margin:7px auto 0;display:flex;gap:8px;align-items:center;font-size:12px}
.composer-flags{display:flex;gap:2px;align-items:center;flex-wrap:nowrap;min-width:0}
.composer-flags .flag{display:flex;align-items:center;gap:5px;color:var(--faint);font-size:11.5px;
  cursor:pointer;padding:3px 8px;border-radius:999px;border:1px solid transparent;white-space:nowrap}
.composer-flags .flag:hover{color:var(--dim);background:var(--surface-2);border-color:var(--line)}
.composer-flags .flag:has(input:checked){color:var(--accent);background:var(--surface-2);border-color:var(--line-2)}
.composer-flags input{width:13px;height:13px;margin:0;accent-color:var(--accent);cursor:pointer}
.flag-select{flex:0 1 auto;min-width:0;background:var(--surface-2);border:1px solid var(--line);
  border-radius:7px;padding:3px 7px;color:var(--dim);font-size:11.5px;outline:none;cursor:pointer}
.flag-select:hover,.flag-select:focus{border-color:var(--accent);color:var(--accent)}
.composer-bar .spacer{flex:1}
.voice-status{font:11.5px var(--mono);color:var(--warn)}

/* ── windows (columns) ─────────────────────────────────────────────────── */
#cols{display:none;flex:1 1 auto;min-height:0;overflow:hidden}
#cols.on{display:flex}
.col{
  flex:1 1 0;min-width:0;border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0;
}
.col:last-child{border-right:0}
.col.drop{background:rgba(231,154,114,.05);outline:1.5px dashed rgba(231,154,114,.4);outline-offset:-6px}
.win{display:flex;flex-direction:column;min-height:0;flex:1 1 0;border-bottom:1px solid var(--line)}
.win:last-child{border-bottom:0}
.win-head{
  display:flex;align-items:center;gap:9px;padding:7px 11px;border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.02);flex:0 0 auto;
}
.win-head.focus{background:linear-gradient(90deg,var(--amber-soft),transparent);box-shadow:inset 2px 0 0 var(--accent)}
.win-head .t{flex:1 1 auto;min-width:0}
.win-head .t b{display:block;font-size:12.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.win-head .t i{font-style:normal;font-family:var(--mono);font-size:9.5px;color:var(--faint)}
.win-head .m{font-family:var(--mono);font-size:11px;color:var(--accent)}
.win-head .x{color:var(--faint);font-size:13px;padding:0 3px}
.win-head .x:hover{color:var(--red)}
.win-feed{flex:1 1 auto;overflow-y:auto;padding:12px 13px;font-size:12.5px;min-height:0}
.win-feed .think p{font-size:12px}
.win-feed .answer{font-size:12.5px}
/* every window carries its OWN composer — same template as window 1, narrower padding,
   the field roughly as tall as mic+send (the real pane rule) */
.win .composer{padding:9px 12px 9px}
.win .input{min-height:86px}
.win .composer-bar{margin-top:5px}
.win .input-badge{right:62px}
.empty{
  flex:1 1 auto;display:grid;place-content:center;justify-items:center;gap:9px;color:var(--faint);
  text-align:center;padding:20px;
}
.empty .ico{font-size:22px;opacity:.5}
.empty b{font-size:13px;color:var(--dim);font-weight:500}
.empty small{font-size:11.5px;max-width:210px;line-height:1.5}
.empty .pick{
  margin-top:5px;padding:6px 14px;border-radius:999px;background:var(--surface-2);
  border:1px solid var(--line-2);font-size:12px;color:var(--dim);
}
.empty .pick:hover{color:var(--accent);border-color:var(--accent)}

/* ── sheets ────────────────────────────────────────────────────────────── */
#scrim{
  position:fixed;inset:0;background:rgba(8,6,5,.68);backdrop-filter:blur(3px);z-index:60;
  display:none;align-items:center;justify-content:center;padding:24px;
}
#scrim.on{display:flex}
.sheet{
  width:min(880px,100%);max-height:86vh;background:var(--surface);border:1px solid var(--line-2);
  border-radius:16px;display:flex;flex-direction:column;overflow:hidden;
  box-shadow:0 40px 90px rgba(0,0,0,.6);animation:rise .24s cubic-bezier(.2,.8,.2,1);
}
@keyframes rise{from{transform:translateY(14px) scale(.985);opacity:0}to{transform:none;opacity:1}}
.sheet-head{display:flex;align-items:center;gap:10px;padding:13px 18px;border-bottom:1px solid var(--line)}
.sheet-head b{font-size:14.5px}
.sheet-head .tabs{display:flex;gap:3px;margin-left:14px}
.sheet-head .tabs button{padding:4px 12px;border-radius:999px;font-size:12px;color:var(--faint)}
.sheet-head .tabs button:hover{color:var(--ink)}
.sheet-head .tabs button.on{background:var(--surface-3);color:var(--ink)}
.sheet-head .x{margin-left:auto;color:var(--faint);font-size:16px}
.sheet-head .x:hover{color:var(--ink)}
.sheet-body{overflow-y:auto;padding:18px 20px 24px}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:11px;margin-bottom:20px}
.card{background:var(--surface-2);border:1px solid var(--line);border-radius:11px;padding:12px 14px}
.card.hot{border-color:rgba(231,154,114,.35);background:rgba(231,154,114,.05)}
.card .lbl{font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:6px}
.card .big{font-family:var(--mono);font-size:20px;font-weight:600}
.card .big.g{color:var(--green)}.card .big.a{color:var(--accent)}
.card .sm{font-size:11.5px;color:var(--faint);margin-top:4px;line-height:1.45}

.secttl{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);margin:22px 0 10px}
.secttl:first-child{margin-top:0}

.barrow{display:flex;align-items:center;gap:11px;padding:6px 0}
.barrow .n{flex:0 0 150px;font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.barrow .track{display:block;flex:1 1 auto;height:7px;background:var(--surface-3);border-radius:4px;overflow:hidden}
/* A fill with no colour of its own drew an invisible bar and read as a bug in
   the data — the same class of defect as a track with no height. The accent is
   the default; anything that wants another colour still says so inline. */
.barrow .fill{display:block;height:100%;min-width:3px;border-radius:4px;background:var(--accent);
  transition:width .8s cubic-bezier(.2,.8,.2,1)}
.barrow .v{flex:0 0 62px;text-align:right;font-family:var(--mono);font-size:11.5px;color:var(--dim)}

.window-bar{background:var(--surface-2);border:1px solid var(--line);border-radius:11px;padding:14px 16px;margin-bottom:11px}
.window-bar .top{display:flex;align-items:baseline;justify-content:space-between}
.window-bar .top b{font-size:13.5px}
.window-bar .top .pct{font-family:var(--mono);font-size:22px;font-weight:600}
.window-bar .track{height:9px;background:var(--surface-3);border-radius:5px;overflow:hidden;margin:9px 0 7px}
.window-bar .fill{height:100%;border-radius:5px;background:linear-gradient(90deg,var(--green),var(--teal));transition:width 1s}
.window-bar .fill.warn{background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.window-bar .bot{display:flex;justify-content:space-between;font-size:11.5px;color:var(--faint)}

.kv{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px solid var(--line);font-size:12.5px}
.kv:last-child{border-bottom:0}
.kv .k{color:var(--dim)}
.kv .v{font-family:var(--mono);color:var(--ink)}
.kv .v small{color:var(--faint)}

.ctxrow{display:flex;align-items:center;gap:11px;padding:7px 0;border-bottom:1px solid rgba(48,42,39,.6)}
.ctxrow .ic{font-size:12px;width:16px;text-align:center;color:var(--faint)}
.ctxrow .t{flex:1 1 auto;min-width:0}
.ctxrow .t b{display:block;font-size:12.5px;font-weight:500}
.ctxrow .t i{font-style:normal;font-family:var(--mono);font-size:10.5px;color:var(--faint)}
.ctxrow .track{display:block;flex:0 0 120px;height:5px;background:var(--surface-3);border-radius:3px;overflow:hidden}
.ctxrow .fill{display:block;height:100%;min-width:2px;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.ctxrow.locked .fill{background:linear-gradient(90deg,var(--faint),#5a524e)}
.ctxrow .v{flex:0 0 76px;text-align:right;font-family:var(--mono);font-size:11.5px}
.ctxrow .v small{color:var(--faint);margin-left:5px}

.mcprow{display:flex;align-items:center;gap:11px;padding:9px 0;border-bottom:1px solid rgba(48,42,39,.6)}
.mcprow .sw{display:block;
  width:32px;height:18px;border-radius:999px;background:var(--surface-3);position:relative;flex:0 0 32px;
  transition:.18s;border:1px solid var(--line-2);
}
.mcprow .sw::after{content:'';position:absolute;top:2px;left:2px;width:12px;height:12px;border-radius:50%;background:var(--faint);transition:.18s}
.mcprow.on .sw{background:rgba(52,211,153,.28);border-color:rgba(52,211,153,.5)}
.mcprow.on .sw::after{left:16px;background:var(--green)}
.mcprow .n{flex:1 1 auto;font-family:var(--mono);font-size:12.5px}
.mcprow .n small{display:block;color:var(--faint);font-size:10.5px;font-family:var(--sans)}
.mcprow .tk{font-family:var(--mono);font-size:12px;color:var(--accent)}
.mcprow.off{opacity:.45}

svg.chart{display:block;width:100%;overflow:visible}
svg.chart text{font-family:var(--mono);font-size:9px;fill:var(--faint)}

.note{
  font-size:11.5px;color:var(--faint);line-height:1.55;background:var(--surface-2);border-radius:9px;
  padding:10px 13px;margin-top:14px;border-left:2px solid var(--violet);
}

/* ── tour ──────────────────────────────────────────────────────────────── */
#spot{position:fixed;inset:0;z-index:70;pointer-events:none;display:none}
#spot.on{display:block}
#spot .mask{
  position:absolute;border-radius:12px;
  box-shadow:0 0 0 9999px rgba(8,6,5,.62);
  border:1.5px solid rgba(231,154,114,.75);
  transition:all .5s cubic-bezier(.4,0,.2,1);
}
#cap{
  position:fixed;z-index:71;max-width:340px;background:rgba(28,23,21,.97);border:1px solid var(--line-2);
  border-left:3px solid var(--accent);border-radius:11px;padding:12px 15px;
  box-shadow:0 22px 50px rgba(0,0,0,.55);display:none;transition:all .5s cubic-bezier(.4,0,.2,1);
  cursor:pointer;
}
#cap:hover{border-color:var(--accent)}
#cap .capx{
  position:absolute;top:6px;right:6px;width:23px;height:23px;padding:0;border:0;border-radius:7px;
  background:transparent;color:var(--faint);font-size:12px;line-height:1;cursor:pointer;
}
#cap .capx:hover{background:rgba(255,255,255,.09);color:var(--ink)}
#cap .step{padding-right:22px}
#cap .capnext{
  display:flex;justify-content:space-between;align-items:baseline;gap:14px;margin-top:9px;
  font-family:var(--mono);font-size:9.5px;letter-spacing:.05em;color:var(--accent);opacity:.72;
  white-space:nowrap;
}
#cap .capnext .capend{color:var(--faint)}
#cap:hover .capnext{opacity:1}
#cap.on{display:block}
#cap .step{font-family:var(--mono);font-size:9.5px;color:var(--accent);letter-spacing:.1em;margin-bottom:5px}
#cap .txt{font-size:13.5px;line-height:1.55;color:var(--ink)}
#cap .sub{font-size:11.5px;color:var(--faint);margin-top:6px;line-height:1.5}
#cap .prog{display:flex;gap:4px;margin-top:10px}
#cap .prog i{width:14px;height:2.5px;border-radius:2px;background:var(--line-2)}
#cap .prog i.on{background:var(--accent)}
#cap .prog i.past{background:rgba(231,154,114,.45)}

#resume{
  position:fixed;right:18px;bottom:18px;z-index:72;display:none;align-items:center;gap:9px;
  background:rgba(28,23,21,.96);border:1px solid var(--line-2);border-radius:999px;padding:8px 15px;
  font-size:12.5px;color:var(--dim);box-shadow:0 14px 34px rgba(0,0,0,.5);cursor:pointer;
}
#resume.on{display:flex}
#resume:hover{color:var(--ink);border-color:var(--accent)}
#resume .k{color:var(--accent)}

/* ── the honesty strip ─────────────────────────────────────────────────── */
#strip{
  position:fixed;left:0;right:0;top:0;z-index:80;background:linear-gradient(90deg,#1c1715,#231b17);
  border-bottom:1px solid var(--line-2);padding:7px 16px;display:flex;align-items:center;gap:11px;
  font-size:12px;color:var(--dim);
}
#strip .tag{
  font-family:var(--mono);font-size:10px;color:var(--violet);border:1px solid rgba(167,139,250,.4);
  border-radius:999px;padding:2px 9px;flex:0 0 auto;
}
#strip .txt{flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#strip a{color:var(--accent);text-decoration:none;border-bottom:1px dotted}
#strip .x{color:var(--faint);flex:0 0 auto;padding:0 4px}
#strip .x:hover{color:var(--ink)}
body.strip #shell{padding-top:33px}
body:not(.strip) #strip{display:none}

/* ── toast ─────────────────────────────────────────────────────────────── */
#toast{
  position:fixed;left:50%;bottom:26px;transform:translate(-50%,14px);z-index:90;opacity:0;
  background:rgba(28,23,21,.97);border:1px solid var(--line-2);border-radius:10px;padding:10px 16px;
  font-size:12.5px;color:var(--ink);pointer-events:none;transition:.28s;box-shadow:0 18px 40px rgba(0,0,0,.5);
  max-width:min(460px,88vw);text-align:center;line-height:1.5;
}
#toast.on{opacity:1;transform:translate(-50%,0)}

/* ── menu ──────────────────────────────────────────────────────────────── */
#menu{
  position:fixed;z-index:85;background:var(--surface-2);border:1px solid var(--line-2);border-radius:10px;
  padding:5px;min-width:174px;display:none;box-shadow:0 18px 40px rgba(0,0,0,.55);
}
#menu.on{display:block}
#menu button{display:block;width:100%;text-align:left;padding:7px 11px;border-radius:7px;font-size:12.5px;color:var(--dim)}
#menu button:hover{background:var(--surface-3);color:var(--ink)}
#menu hr{border:0;border-top:1px solid var(--line);margin:4px 2px}
#menu .danger:hover{color:var(--red)}

/* the inline rename field */
.renaming{background:var(--surface-3)!important}
.renaming input{
  flex:1 1 auto;background:transparent;border:0;border-bottom:1px solid var(--accent);color:var(--ink);
  font:inherit;outline:none;padding:0;min-width:0;
}

/* ── typing caret while an answer streams ──────────────────────────────── */
.caretblink::after{
  content:'▍';color:var(--accent);animation:blink 1s steps(2) infinite;margin-left:1px;
}
@keyframes blink{0%,50%{opacity:1}51%,100%{opacity:0}}

/* ── phone ─────────────────────────────────────────────────────────────── */
#railtoggle{display:none}
@media (max-width:860px){
  :root{--rail-w:80vw}
  #rail{position:fixed;left:0;top:0;bottom:0;z-index:50;transform:translateX(-100%);box-shadow:0 0 40px rgba(0,0,0,.6)}
  body.railopen #rail{transform:none}
  body.strip #rail{padding-top:33px}
  #railtoggle{display:grid;place-items:center;width:32px;height:32px;border-radius:8px;background:var(--surface-2);flex:0 0 auto}
  .head{gap:9px;padding:8px 11px}
  .metrics{gap:9px}
  .metric.ctx,.pillbox{display:none}
  #feed{padding:16px 12px 22px}
  .you{max-width:88%}
  .composer{padding:9px 12px 6px}
  #cap{max-width:calc(100vw - 24px);left:12px!important;right:12px;top:auto!important;bottom:14px}
  .head .crumbs{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:56vw}
  .head .title h1{font-size:13.5px}
  #cols.on{flex-direction:column}
  .col{border-right:0;border-bottom:1px solid var(--line)}
  .sheet{max-height:92vh}
  .barrow .n{flex-basis:96px}
}


/* ── the mark ────────────────────────────────────────────────────────────
   The arc reactor, not a lozenge. Three things survive at 17px — the disc,
   four chunky segments, the hot core — and the ring turns while the room is
   working, which is the only animation on the rail head. */
.brand .reactor{width:17px;height:17px;flex:0 0 auto;display:block}
.brand .rc-ring{transform-origin:32px 32px;animation:rcSpin 9s linear infinite}
@keyframes rcSpin{from{transform:rotate(-90deg)}to{transform:rotate(270deg)}}
@media (prefers-reduced-motion:reduce){.brand .rc-ring{animation:none}}

/* ── the machine strip ───────────────────────────────────────────────────
   Three of our own SVGs at 13px, currentColor throughout. They must not look
   alike at that size, so the silhouettes are of different FAMILIES: a square
   with legs (processor), a strip on contact pins (memory), a cylinder (disk).
   Colour is the second thing that tells them apart, and it works from further
   away than the outline does. */
.mach{display:flex;align-items:center;gap:11px;min-width:0;order:9;flex-basis:100%;
  margin:4px 0 -1px;font:700 11px/1 var(--mono);color:var(--faint);letter-spacing:0;
  text-transform:none;white-space:nowrap;cursor:default}
@container rail (min-width:330px){.mach{order:0;flex-basis:auto;margin:0}}
.mach[hidden]{display:none}
.mach-pill{display:flex;align-items:center;gap:4px;min-width:0}
.mach-k{display:flex}
.mach-k svg{width:13px;height:13px;display:block}
.mach-v{color:var(--dim);font-weight:800;line-height:1;font-size:12.5px}
.mach-pill.cpu .mach-k{color:var(--accent)}
.mach-pill.ram .mach-k{color:var(--green)}
.mach-pill.disk .mach-k{color:var(--cold)}
.mach-pill.warn,.mach-pill.warn .mach-v,.mach-pill.warn .mach-k{color:var(--warn)}
.mach-pill.bad,.mach-pill.bad .mach-v,.mach-pill.bad .mach-k{color:var(--red)}

/* ── a project row is a HEADING ──────────────────────────────────────────
   Two accent lines, a light band, 1.5× the height of a task row. The accent is
   the theme's own, never a fixed colour: red means «failed» in this panel and
   may not be spent on a heading. */
.row.proj{min-height:38px;margin-top:5px;
  border-top:1px solid color-mix(in srgb,var(--accent) 32%,transparent);
  border-bottom:1px solid color-mix(in srgb,var(--accent) 32%,transparent);
  background-image:linear-gradient(color-mix(in srgb,var(--accent) 7%,transparent),
    color-mix(in srgb,var(--accent) 7%,transparent))}
.row.proj .nm{color:var(--ink);font-weight:600;letter-spacing:.1px}

/* ── the archived shelf ──────────────────────────────────────────────────
   Per project, freshest work first, folded until asked. */
.row.arch{font-size:11.5px;color:var(--faint);padding-left:22px;letter-spacing:.02em}
.row.arch:hover{color:var(--dim)}
.row.arch .caret{font-size:8px}
.row.task.archived{opacity:.62}
.row.task.archived .nm{font-style:italic}
.row.task .ago{font-family:var(--mono);font-size:10px;color:var(--faint)}

/* ── the ask bar ─────────────────────────────────────────────────────────
   Above the feed, never a modal — the turn does not wait for you. Most of
   these questions are answered by one word, and that word should cost one tap. */
.ask-bar{display:flex;align-items:flex-start;gap:9px;margin:0 0 8px;padding:9px 11px;
  border-radius:var(--r);background:color-mix(in srgb,var(--violet) 11%,var(--surface));
  border:1px solid color-mix(in srgb,var(--violet) 34%,transparent);font-size:12.5px;line-height:1.45}
.ask-bar .ab-ico{flex:0 0 auto;font-size:13px;line-height:1.35}
.ask-bar .ab-q{flex:1 1 auto;color:var(--ink);min-width:0}
.ask-bar .ab-btns{display:flex;gap:6px;flex:0 0 auto;flex-wrap:wrap}
.ab-btn{padding:4px 12px;border-radius:999px;border:1px solid var(--line-2);
  background:var(--surface-2);font-size:12px;color:var(--dim);white-space:nowrap}
.ab-btn:hover{color:var(--ink);border-color:var(--faint)}
.ab-btn.ab-yes{border-color:color-mix(in srgb,var(--green) 55%,transparent);color:var(--green)}
.ab-btn.ab-no{border-color:color-mix(in srgb,var(--red) 45%,transparent);color:var(--red)}
.ask-bar .ab-x{flex:0 0 auto;color:var(--faint);font-size:12px;padding:2px 4px}

/* ── the model button and its effort submenu ─────────────────────────── */
.model-btn{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:999px;
  border:1px solid var(--line-2);background:var(--surface-2);font-size:11.5px;color:var(--dim)}
.model-btn:hover{color:var(--ink);border-color:var(--faint)}
.model-btn .eff{color:var(--faint);font-family:var(--mono);font-size:10.5px}
.mmenu .mi{display:block;width:100%;text-align:left;padding:7px 12px;font-size:12.5px;color:var(--dim)}
.mmenu .mi:hover{background:var(--surface-3);color:var(--ink)}
.mmenu .mi b{display:block;color:var(--ink);font-weight:600}
.mmenu .mi small{color:var(--faint);font-size:11px}
.mmenu .mi.on b{color:var(--accent)}
.mmenu .effrow{display:flex;gap:5px;padding:4px 12px 9px}
.mmenu .effrow button{padding:2px 9px;border-radius:999px;border:1px solid var(--line-2);
  font-size:11px;color:var(--faint);font-family:var(--mono)}
.mmenu .effrow button.on{border-color:var(--accent);color:var(--accent)}
.mmenu .hd{padding:8px 12px 4px;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint)}

/* ── the key by hour ─────────────────────────────────────────────────── */
.hourtape{display:flex;align-items:stretch;gap:2px;height:74px;margin:6px 0 4px}
/* A TRACK WITH NO DEFINITE HEIGHT DRAWS NOTHING AND LOOKS DELIBERATE — the same
   bug this demo already caught once on its bar charts. The row stretches its
   children, the track owns the full height, and the fill is a % of something real. */
.hourtape .hb{flex:1 1 0;min-width:0;height:100%;background:var(--surface-3);
  border-radius:2px 2px 0 0;position:relative;transition:background .15s;display:block}
.hourtape .hb i{position:absolute;left:0;right:0;bottom:0;display:block;
  background:var(--accent);border-radius:2px 2px 0 0;opacity:.55}
.hourtape .hb:hover{background:var(--line-2)}
.hourtape .hb.on{background:var(--line-2)}
.hourtape .hb.on i{opacity:1}
.hourlabels{display:flex;gap:2px;font-family:var(--mono);font-size:9.5px;color:var(--faint)}
.hourlabels span{flex:1 1 0;text-align:center;min-width:0;overflow:hidden}

/* ── the key sheet ───────────────────────────────────────────────────────
   Every chart in here stretches to the sheet width, so NOT ONE of them draws
   a letter: stretched text is the tell of a chart nobody looked at. Labels
   are this flex row, sharing the geometry of the bars above them. */
.xlab{display:flex;font-family:var(--mono);font-size:9.5px;color:var(--faint);margin-top:3px}
.xlab span{flex:1 1 0;text-align:center;min-width:0;overflow:hidden}

.chartwrap{position:relative;padding-left:32px}
.chartwrap>svg.chart{height:100%!important}
.ytick{position:absolute;left:0;width:28px;text-align:right;transform:translateY(-50%);
  font-family:var(--mono);font-size:9px;color:var(--faint);opacity:.75}
/* the day labels belong to the chart above them, gutter and all — a row that
   starts 32px to the left of its own bars is worse than no row */
.chartwrap+.xlab{padding-left:32px}

.legend{display:flex;flex-wrap:wrap;gap:4px 16px;margin-top:9px;font-size:11px;color:var(--faint)}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{display:block;width:9px;height:9px;border-radius:2px;flex:0 0 9px}
.legend b{font-family:var(--mono);color:var(--dim);font-weight:600}

.rings{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-bottom:4px}
.ringbox{flex:0 0 118px;text-align:center}
.ringsvg{display:block;width:118px;height:118px}
.ringsvg .rt{font-family:var(--mono);font-size:21px;font-weight:600;fill:var(--ink)}
.ringsvg .rs{font-size:8px;fill:var(--faint);letter-spacing:.08em;text-transform:uppercase}
.ringsub{font-size:10.5px;color:var(--faint);margin-top:2px;line-height:1.4}
.ringnote{flex:1 1 240px;background:var(--surface-2);border:1px solid var(--line);border-radius:11px;padding:12px 15px}
.ringnote .lbl{font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:5px}
.ringnote .big{font-family:var(--mono);font-size:19px;font-weight:600}
.ringnote .big.w{color:var(--accent-2)}.ringnote .big.g{color:var(--green)}
.ringnote .sm{font-size:11.5px;color:var(--faint);margin-top:6px;line-height:1.5}

.card .big.w{color:var(--accent-2)}
.secttl small{text-transform:none;letter-spacing:0;font-size:10.5px;opacity:.8}
.barrow .n small{color:var(--faint);font-size:11px}
.barrow .v small{color:var(--faint);font-size:10px}
.note .golink{color:var(--accent);text-decoration:none;border-bottom:1px dotted rgba(231,154,114,.5);margin-left:5px;cursor:pointer}

.subrow{display:flex;align-items:center;gap:11px;padding:9px 0;border-bottom:1px solid rgba(48,42,39,.6)}
.subrow .sw{display:block;width:32px;height:18px;border-radius:999px;flex:0 0 32px;position:relative;
  background:rgba(52,211,153,.28);border:1px solid rgba(52,211,153,.5)}
.subrow .sw::after{content:'';position:absolute;top:2px;left:16px;width:12px;height:12px;border-radius:50%;background:var(--green)}
.subrow.off{opacity:.45}
.subrow.off .sw{background:var(--surface-3);border-color:var(--line-2)}
.subrow.off .sw::after{left:2px;background:var(--faint)}
.subrow .n{flex:0 0 168px;font-size:12.5px}
.subrow .n small{display:block;color:var(--faint);font-size:10.5px}
.subrow .track{display:block;flex:1 1 auto;height:7px;background:var(--surface-3);border-radius:4px;overflow:hidden}
.subrow .fill{display:block;height:100%;min-width:3px;border-radius:4px;background:var(--accent);opacity:.85}
.subrow .v{flex:0 0 86px;text-align:right;font-family:var(--mono);font-size:11.5px;color:var(--dim)}
.subrow .v small{color:var(--faint);font-size:10px}