/* ============================================================================
   Jetson Studio — Warm Modern · Compact. Soft rounded shapes, cozy cream/clay
   palette, gentle depth, terracotta accent — dense spacing. Light / html.dark.
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
:root {
  --bg:#f6f1ea; --surface:#fffdf8; --surface-2:#efe8dd; --surface-3:#e7ddce;
  --line:#e6dccd; --line-2:#dccfbb; --line-3:#cdbda3;
  --ink:#2a241d; --ink-2:#6a5d4b; --ink-3:#998b74; --ink-4:#bcae97;
  --accent:#c96a45; --accent-soft:#f2e0d6; --accent-ink:#fff;
  --solid:#2a241d; --solid-ink:#f9f4ec;
  --live:#6f9a5f; --warn:#c96a45; --focus:#c96a4533;
  --mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,system-ui,sans-serif;
  --r:12px; --r-sm:9px; --r-lg:18px;
  --sh-1:0 1px 2px rgba(70,50,30,.06),0 1px 3px rgba(70,50,30,.05);
  --sh-2:0 2px 6px rgba(70,50,30,.07),0 12px 28px rgba(70,50,30,.09);
  --sh-pop:0 6px 18px rgba(60,42,24,.14),0 22px 50px rgba(60,42,24,.16);
  --ease:cubic-bezier(.2,.8,.2,1); --fast:.14s; --med:.24s;
}
html.dark {
  --bg:#191512; --surface:#221d18; --surface-2:#2a241d; --surface-3:#332b22;
  --line:#352d24; --line-2:#42392e; --line-3:#52463a;
  --ink:#f1ebe1; --ink-2:#bcae9c; --ink-3:#8b7e6d; --ink-4:#645848;
  --accent:#e08b63; --accent-soft:#3a2a20; --accent-ink:#1a120c;
  --solid:#f1ebe1; --solid-ink:#191512;
  --live:#83b872; --warn:#e08b63; --focus:#e08b6344;
  --sh-1:0 1px 2px rgba(0,0,0,.45); --sh-2:0 2px 8px rgba(0,0,0,.4),0 14px 40px rgba(0,0,0,.5);
  --sh-pop:0 8px 24px rgba(0,0,0,.55),0 24px 60px rgba(0,0,0,.65);
}
html,body{height:100%;}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);
  font-size:13px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  letter-spacing:-.003em;overflow:hidden;}
::selection{background:var(--accent);color:#fff;}
button{font-family:inherit;color:inherit;cursor:pointer;border:0;background:none;}
svg{display:block;}
::-webkit-scrollbar{width:9px;height:9px;}
::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:9px;border:2.5px solid transparent;background-clip:content-box;}
::-webkit-scrollbar-thumb:hover{background:var(--line-3);background-clip:content-box;}

/* ---------- app shell (compact) ---------- */
.app{display:grid;grid-template-columns:224px 1fr;grid-template-rows:1fr auto;height:100%;height:100vh;height:100dvh;
  grid-template-areas:"side main" "side spec";}
.sidebar{grid-area:side;display:flex;flex-direction:column;gap:4px;padding:10px 8px;
  background:var(--surface-2);border-right:1px solid var(--line);min-height:0;}
.side-head{display:flex;align-items:center;gap:8px;padding:5px 6px 9px;}
.spark{width:24px;height:24px;display:grid;place-items:center;color:var(--accent-ink);
  background:var(--accent);border-radius:8px;box-shadow:var(--sh-1);}
.spark svg{width:15px;height:15px;}
.nm{font-weight:650;font-size:14px;letter-spacing:-.02em;}
.nm span{color:var(--ink-3);font-weight:500;}
.new-chat{display:flex;align-items:center;gap:8px;padding:8px 11px;border-radius:99px;
  background:var(--surface);border:1px solid var(--line);font-weight:600;font-size:12.5px;
  box-shadow:var(--sh-1);transition:all var(--fast);}
.new-chat svg{width:15px;height:15px;color:var(--accent);}
.new-chat:hover{border-color:var(--line-3);background:var(--surface-3);transform:translateY(-1px);}
.new-chat:active{transform:scale(.98);}
.conv-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:1px;margin:5px -3px;padding:0 3px;min-height:0;}
.conv{display:flex;align-items:center;gap:5px;padding:6px 9px;border-radius:var(--r-sm);cursor:pointer;
  color:var(--ink-2);transition:background var(--fast),color var(--fast);}
.conv:hover{background:var(--surface);color:var(--ink);}
.conv.on{background:var(--surface);color:var(--ink);box-shadow:var(--sh-1);}
.conv .ct{flex:1;font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.conv .del{opacity:0;width:22px;height:22px;display:grid;place-items:center;border-radius:6px;color:var(--ink-3);transition:all var(--fast);}
.conv:hover .del{opacity:1;}
.conv .del:hover{color:var(--warn);background:var(--surface-3);}
.conv .del svg{width:13px;height:13px;}
.side-foot{display:flex;flex-direction:column;gap:6px;padding-top:7px;border-top:1px solid var(--line);}
.side-foot .row{display:flex;gap:5px;}
.foot-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:7px;border-radius:99px;
  color:var(--ink-2);font-size:12px;font-weight:600;border:1px solid transparent;transition:all var(--fast);}
.foot-btn svg{width:14px;height:14px;}
.foot-btn:hover{background:var(--surface);color:var(--ink);border-color:var(--line);}
.status-pill{display:flex;align-items:center;gap:7px;padding:6px 10px;border-radius:99px;font-size:11.5px;
  color:var(--ink-2);background:var(--surface);border:1px solid var(--line);}
.status-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--live);box-shadow:0 0 0 3px color-mix(in srgb,var(--live) 24%,transparent);}
.status-pill.offline .dot{background:var(--ink-4);box-shadow:none;}
.status-pill.offline{color:var(--ink-3);}
.scrim{display:none;position:fixed;inset:0;background:rgba(30,20,10,.4);z-index:40;opacity:0;transition:opacity var(--med);backdrop-filter:blur(2px);}

/* ---------- main ---------- */
.main{grid-area:main;display:flex;flex-direction:column;min-width:0;min-height:0;position:relative;}
.topbar{display:flex;align-items:center;gap:10px;padding:9px 16px;border-bottom:1px solid var(--line);
  background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(12px) saturate(1.5);position:sticky;top:0;z-index:20;}
.burger{display:none;width:32px;height:32px;place-items:center;border-radius:9px;color:var(--ink-2);}
.burger:hover{background:var(--surface-2);}.burger svg{width:18px;height:18px;}
.topbar .title{font-weight:650;font-size:13.5px;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:34vw;}
.topbar .sp,.side-foot .sp{flex:1;}

.model-switch{position:relative;margin-left:auto;}
.ms-btn{display:flex;align-items:center;gap:5px;padding:5px 10px;border-radius:99px;font-size:12px;font-weight:650;
  background:var(--surface-2);border:1px solid var(--line);color:var(--ink-2);transition:all var(--fast);max-width:180px;}
.ms-btn:hover{border-color:var(--line-3);color:var(--ink);}
.ms-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.ms-chev{width:13px;height:13px;flex:0 0 auto;transition:transform var(--med);}
.model-switch.open .ms-chev{transform:rotate(180deg);}
.model-switch.switching .ms-btn{color:var(--ink-3);}
.model-switch.switching .ms-btn::after{content:"";width:10px;height:10px;border:2px solid var(--line-3);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;}
.ms-menu{position:absolute;top:calc(100% + 7px);right:0;min-width:220px;max-height:60vh;max-height:60dvh;overflow-y:auto;
  background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r);box-shadow:var(--sh-pop);
  padding:5px;z-index:30;opacity:0;transform:translateY(-6px) scale(.97);pointer-events:none;
  transition:opacity var(--med),transform var(--med);transform-origin:top right;}
.model-switch.open .ms-menu{opacity:1;transform:none;pointer-events:auto;}
.ms-item{display:flex;align-items:center;gap:7px;padding:7px 9px;border-radius:var(--r-sm);font-size:12.5px;transition:background var(--fast);}
.ms-item:hover{background:var(--surface-2);}
.ms-item.on{background:var(--accent-soft);}
.ms-i-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.ms-i-tag{font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-3);padding:2px 6px;border:1px solid var(--line);border-radius:6px;}
.ms-item.on .ms-i-tag{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 40%,var(--line));}
.ms-empty{padding:9px;color:var(--ink-3);font-size:12px;text-align:center;}
.ms-more{padding:8px 9px;margin-top:3px;border-top:1px solid var(--line);color:var(--ink-2);font-size:12px;font-weight:600;transition:color var(--fast);}
.ms-more:hover{color:var(--accent);}

.icon-ghost,.call-btn{height:32px;border-radius:99px;transition:all var(--fast);}
.icon-ghost{width:32px;display:grid;place-items:center;color:var(--ink-2);}
.icon-ghost:hover{background:var(--surface-2);color:var(--ink);}.icon-ghost svg{width:16px;height:16px;}
.call-btn{display:flex;align-items:center;gap:7px;padding:0 13px;font-size:12px;font-weight:650;background:var(--accent);color:var(--accent-ink);box-shadow:var(--sh-1);}
.call-btn svg{width:14px;height:14px;}
.call-btn:hover{filter:brightness(1.05);transform:translateY(-1px);}
.call-btn:active{transform:scale(.97);}

/* ---------- thread (dense) ---------- */
.thread{flex:1;overflow-y:auto;overflow-x:hidden;scroll-behavior:smooth;}
.thread-inner{max-width:720px;margin:0 auto;padding:20px 20px 14px;display:flex;flex-direction:column;gap:16px;}
.msg{display:flex;gap:11px;animation:rise .3s var(--ease) both;}
@keyframes rise{from{opacity:0;transform:translateY(7px);}to{opacity:1;transform:none;}}
.msg.user{justify-content:flex-end;}
.msg.user .body{max-width:86%;}
.msg.user .bubble{background:var(--accent);color:#fff;padding:8px 13px;border-radius:16px 16px 5px 16px;font-size:13.5px;white-space:pre-wrap;word-break:break-word;box-shadow:var(--sh-1);}
.msg.assistant{align-items:flex-start;}
.msg .av,.wspark{width:26px;height:26px;flex:0 0 auto;display:grid;place-items:center;border-radius:9px;
  background:var(--surface);border:1px solid var(--line);color:var(--accent);margin-top:1px;box-shadow:var(--sh-1);}
.msg .av svg,.wspark svg{width:14px;height:14px;}
.msg.assistant .body{flex:1;min-width:0;}
.prose{font-size:13.8px;line-height:1.62;word-break:break-word;}
.prose>*:first-child{margin-top:0;}.prose>*:last-child{margin-bottom:0;}
.prose h1,.prose h2,.prose h3{font-weight:700;letter-spacing:-.015em;line-height:1.3;margin:1em 0 .45em;}
.prose h1{font-size:1.32em;}.prose h2{font-size:1.16em;}.prose h3{font-size:1.04em;}
.prose h4,.prose h5,.prose h6{font-weight:650;margin:.9em 0 .35em;}
.prose ul,.prose ol{padding-left:1.3em;margin:.45em 0;}.prose li{margin:.2em 0;}
.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:2px;text-decoration-color:color-mix(in srgb,var(--accent) 40%,transparent);}
.prose a:hover{text-decoration-color:var(--accent);}
.prose code{font-family:var(--mono);font-size:.85em;background:var(--surface-2);border:1px solid var(--line);padding:1px 5px;border-radius:6px;}
.prose blockquote{margin:.55em 0;padding:.1em 1em;border-left:2.5px solid var(--accent-soft);color:var(--ink-2);}
.prose hr{border:0;border-top:1px solid var(--line);margin:1em 0;}
.prose strong{font-weight:700;}
.prose[dir="auto"],.bubble[dir="auto"]{text-align:start;}
.cursor{display:inline-block;width:6px;height:1.02em;vertical-align:text-bottom;margin-left:2px;background:var(--accent);border-radius:2px;animation:blink 1s steps(2) infinite;}
@keyframes blink{50%{opacity:0;}}

.think{margin:2px 0 10px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface-2);overflow:hidden;}
.think summary{cursor:pointer;list-style:none;padding:6px 11px;font-size:11px;font-weight:700;color:var(--ink-3);text-transform:uppercase;letter-spacing:.06em;display:flex;align-items:center;gap:7px;}
.think summary::-webkit-details-marker{display:none;}
.think summary::before{content:"";width:5px;height:5px;border-right:1.5px solid var(--ink-3);border-bottom:1.5px solid var(--ink-3);transform:rotate(-45deg);transition:transform var(--fast);}
.think[open] summary::before{transform:rotate(45deg);}
.think-body,.think>div:not(summary){padding:1px 12px 10px;font-size:12px;line-height:1.55;color:var(--ink-2);white-space:pre-wrap;}

.meta{font-size:11px;color:var(--ink-3);margin-top:7px;font-variant-numeric:tabular-nums;}
.actions{display:flex;gap:1px;margin-top:6px;}
.act{width:26px;height:26px;display:grid;place-items:center;border-radius:8px;color:var(--ink-3);transition:all var(--fast);}
.act:hover{color:var(--ink);background:var(--surface-2);}
.act.on{color:var(--accent);}.act svg{width:14px;height:14px;}
.tool-chip{display:inline-flex;align-items:center;gap:6px;font-size:11px;color:var(--ink-2);background:var(--surface-2);border:1px solid var(--line);padding:3px 9px;border-radius:99px;margin:0 4px 5px 0;}
.status-line{display:flex;align-items:center;gap:8px;color:var(--ink-3);font-size:12.5px;padding:2px 0;}
.status-line .dots{display:inline-flex;gap:3px;}
.status-line .dots i{width:5px;height:5px;border-radius:50%;background:var(--accent);animation:bob 1.4s ease-in-out infinite;}
.status-line .dots i:nth-child(2){animation-delay:.18s;}.status-line .dots i:nth-child(3){animation-delay:.36s;}
@keyframes bob{0%,60%,100%{opacity:.3;transform:translateY(0);}30%{opacity:1;transform:translateY(-3px);}}
.mini-bar{height:2px;background:var(--line);border-radius:2px;overflow:hidden;margin-top:7px;}
.mini-bar>i{display:block;height:100%;width:35%;background:var(--accent);border-radius:2px;animation:slide 1.1s var(--ease) infinite;}
@keyframes slide{0%{margin-left:-35%;}100%{margin-left:100%;}}

.gen-images{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:7px;margin-top:9px;}
.gen-img{width:100%;border-radius:var(--r-sm);border:1px solid var(--line);overflow:hidden;position:relative;}
.gen-img img{display:block;width:100%;height:auto;border-radius:inherit;}
.gen-progress{margin:8px 0;max-width:360px;}
.gp-bar{height:6px;border-radius:4px;background:var(--line-2);overflow:hidden;}
.gp-bar>i{display:block;height:100%;width:0;background:var(--accent);border-radius:4px;transition:width .3s var(--ease);}
.gp-label{font-size:12px;color:var(--ink-2);margin-top:5px;font-variant-numeric:tabular-nums;}
.gen-img.preview{position:relative;overflow:hidden;background:var(--surface-2);}
.gen-img.preview img{width:100%;height:100%;object-fit:cover;display:block;}
.gen-img.preview::after{content:"preview";position:absolute;top:6px;left:6px;font-size:9px;letter-spacing:.06em;text-transform:uppercase;background:rgba(0,0,0,.55);color:#fff;padding:2px 6px;border-radius:5px;}
.audio-card{display:flex;align-items:center;gap:9px;padding:9px 11px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface-2);margin-top:7px;}
.audio-card audio{width:100%;}
.atts{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:7px;}
.att-thumb{width:64px;height:64px;border-radius:9px;border:1px solid var(--line);overflow:hidden;}
.att-thumb img{display:block;width:100%;height:100%;object-fit:cover;border-radius:inherit;}
.att-audio{font-size:11.5px;color:var(--ink-2);background:var(--surface-2);border:1px solid var(--line);padding:6px 10px;border-radius:9px;}
.err-msg{background:color-mix(in srgb,var(--warn) 9%,var(--surface));border:1px solid color-mix(in srgb,var(--warn) 30%,var(--line));border-radius:12px;padding:11px 13px;margin-top:6px;max-width:560px;}
.err-msg .err-txt{color:var(--warn);font-size:12.5px;line-height:1.5;white-space:pre-wrap;word-break:break-word;font-family:var(--mono,monospace);}
.err-msg .err-copy{margin-top:9px;border:1px solid var(--line);background:var(--surface-2);color:var(--ink-2);border-radius:8px;padding:5px 12px;font-size:12px;font-weight:650;cursor:pointer;}
.err-msg .err-copy:hover{color:var(--ink);border-color:var(--warn);}

.welcome{max-width:600px;margin:5vh auto 0;text-align:center;display:flex;flex-direction:column;align-items:center;gap:7px;animation:rise .4s var(--ease) both;}
.welcome .wspark{width:42px;height:42px;border-radius:14px;background:var(--accent);color:#fff;border:0;box-shadow:var(--sh-2);}
.welcome .wspark svg{width:22px;height:22px;}
.welcome h1,.welcome .lbl{font-size:20px;font-weight:700;letter-spacing:-.02em;margin:9px 0 2px;}
.welcome p{color:var(--ink-2);font-size:13.5px;margin:0;}
.suggest{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-top:18px;width:100%;}
.suggest>button{display:flex;align-items:center;gap:9px;text-align:left;padding:12px 14px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);font-size:12.8px;color:var(--ink-2);transition:all var(--fast);box-shadow:var(--sh-1);}
/* every icon needs an explicit size: an inline SVG with only a viewBox will otherwise scale to fill its box (these rendered 267px wide) */
.suggest>button svg{flex:none;width:16px;height:16px;color:var(--accent);}
.suggest>button span{min-width:0;}
.suggest>button:hover{border-color:var(--line-3);color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh-2);}
.empty{color:var(--ink-3);font-size:12.5px;text-align:center;padding:22px 0;}

.scroll-btn{position:absolute;bottom:110px;left:50%;transform:translateX(-50%) scale(.9);opacity:0;pointer-events:none;
  width:32px;height:32px;display:grid;place-items:center;border-radius:50%;background:var(--surface);border:1px solid var(--line-2);color:var(--ink-2);box-shadow:var(--sh-2);transition:all var(--med);z-index:15;}
.scroll-btn.show{opacity:1;pointer-events:auto;transform:translateX(-50%) scale(1);}
.scroll-btn:hover{color:var(--accent);}.scroll-btn svg{width:16px;height:16px;}

/* code blocks */
.prose .cb{border:1px solid var(--line-2);border-radius:var(--r-sm);overflow:hidden;margin:12px 0;background:var(--surface-2);box-shadow:var(--sh-1);}
.cb-bar{display:flex;align-items:center;justify-content:space-between;padding:6px 11px;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--surface-3) 55%,transparent);}
.cb-lang{font-family:var(--mono);font-size:10px;text-transform:uppercase;letter-spacing:.12em;color:var(--ink-3);}
.cb-btns{display:flex;gap:5px;align-items:center;}
.cb-copy,.cb-run{font-family:var(--mono);font-size:10px;padding:3px 9px;border-radius:7px;transition:all var(--fast);}
.cb-copy{border:1px solid var(--line-2);background:var(--surface);color:var(--ink-2);}
.cb-copy:hover:not(:disabled){border-color:var(--ink-3);color:var(--ink);}
.cb-copy:disabled{opacity:.45;cursor:default;}
.cb-copy.on{color:var(--live);border-color:var(--live);}
.cb-run{border:1px solid var(--accent);background:var(--accent);color:#fff;font-weight:700;}
.cb-run:hover:not(:disabled){filter:brightness(1.05);}
.cb-run:disabled{opacity:.5;cursor:default;}
.prose .cb pre{margin:0;padding:12px 13px;overflow-x:auto;background:none;border:0;border-radius:0;}
.prose .cb code{background:none;border:0;padding:0;font-size:12.4px;line-height:1.55;}
.prose .cb,.prose .cb pre,.prose .cb code,.cb-out,.meta,.mtags{direction:ltr;text-align:left;unicode-bidi:isolate;}
.cb-out{white-space:pre-wrap;font-family:var(--mono);font-size:11.5px;line-height:1.55;padding:9px 13px;border-top:1px solid var(--line);background:var(--surface-3);color:var(--ink-2);max-height:280px;overflow:auto;}
.cb-out.running{opacity:.55;}.cb-out.err{color:var(--warn);}
.tk{color:#b05a34;}.tn{color:#a06a2a;}.ts{color:#5c8a4a;}.tc{color:var(--ink-4);font-style:italic;}
html.dark .tk{color:#e79a72;}html.dark .tn{color:#d6b36a;}html.dark .ts{color:#93c47f;}

.tag{font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-3);padding:2px 7px;border:1px solid var(--line);border-radius:6px;margin-left:7px;vertical-align:middle;}
.tag.live{color:var(--live);border-color:color-mix(in srgb,var(--live) 40%,var(--line));}
.mtags{display:flex;flex-wrap:wrap;gap:4px;margin-top:5px;}
.mtag{font-size:9.5px;text-transform:uppercase;letter-spacing:.05em;padding:2px 8px;border:1px solid var(--line-2);border-radius:99px;cursor:pointer;color:var(--ink-3);white-space:nowrap;transition:all var(--fast);user-select:none;}
.mtag:hover{background:var(--accent);color:#fff;border-color:var(--accent);}

/* composer */
.composer-wrap{padding:6px 20px 14px;background:linear-gradient(to top,var(--bg) 55%,transparent);}
.composer-inner{max-width:720px;margin:0 auto;}
.composer{border:1px solid var(--line-2);border-radius:var(--r-lg);background:var(--surface);box-shadow:var(--sh-2);padding:5px 5px 5px 7px;transition:border-color var(--med),box-shadow var(--med);}
.composer:focus-within{border-color:var(--accent);box-shadow:var(--sh-2),0 0 0 4px var(--focus);}
.att-row{display:flex;flex-wrap:wrap;gap:5px;padding:5px 4px 2px;}
.att-chip{position:relative;display:flex;align-items:center;gap:6px;max-width:200px;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:4px 8px 4px 4px;}
.att-chip>img{flex:none;width:40px;height:40px;object-fit:cover;border-radius:7px;display:block;}
.att-chip>span{font-size:11.5px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.att-chip>svg{flex:none;width:20px;height:20px;color:var(--ink-2);}
.att-chip .att-thumb{width:48px;height:48px;}
.att-chip .x{position:absolute;top:-6px;right:-6px;width:18px;height:18px;display:grid;place-items:center;border-radius:50%;background:var(--solid);color:var(--solid-ink);font-size:11px;box-shadow:var(--sh-1);}
#input{width:100%;border:0;outline:0;background:none;resize:none;font:inherit;font-size:14px;line-height:1.5;color:var(--ink);padding:7px 7px 4px;max-height:180px;}
#input::placeholder{color:var(--ink-4);}
.composer-bar{display:flex;align-items:center;gap:3px;padding:2px 2px 0;}
.cbtn{width:32px;height:32px;display:grid;place-items:center;border-radius:10px;color:var(--ink-3);transition:all var(--fast);}
.cbtn:hover{background:var(--surface-2);color:var(--ink);}
.cbtn.on,.cbtn.rec{color:var(--warn);background:var(--accent-soft);}
.cbtn svg{width:17px;height:17px;}
.ctog{display:inline-flex;align-items:center;gap:5px;height:28px;padding:0 10px;border-radius:99px;font-size:11.5px;font-weight:650;color:var(--ink-3);border:1px solid var(--line);background:var(--surface-2);transition:all var(--fast);white-space:nowrap;}
.ctog svg{width:13px;height:13px;}
.ctog:hover{color:var(--ink-2);border-color:var(--line-3);}
.ctog.on{color:#fff;background:var(--accent);border-color:var(--accent);}
.ctog[data-state="force"]{color:#fff;background:var(--live);border-color:var(--live);}
.ctog[data-state="off"]{opacity:.5;}
.composer-bar .sp{flex:1;}
.send{width:34px;height:34px;display:grid;place-items:center;border-radius:12px;background:var(--accent);color:#fff;transition:all var(--fast);box-shadow:var(--sh-1);}
.send:disabled{opacity:.34;cursor:default;box-shadow:none;}
.send:not(:disabled):hover{filter:brightness(1.06);}
.send:not(:disabled):active{transform:scale(.9);}
.send.stop{background:var(--warn);}.send svg{width:18px;height:18px;}
.dict-hint{display:none;text-align:center;font-size:11.5px;color:var(--warn);padding:7px 0 0;}
.hint-line{display:none;}

/* spec bar (compact, always visible) */
.specbar{grid-area:spec;display:flex;align-items:center;gap:12px;padding:6px 18px;font-family:var(--mono);font-size:10.5px;color:var(--ink-3);background:var(--surface-2);border-top:1px solid var(--line);overflow-x:auto;white-space:nowrap;}
.sb-item{display:inline-flex;align-items:center;gap:5px;letter-spacing:.01em;}
.sb-item b{color:var(--ink-2);font-weight:650;font-variant-numeric:tabular-nums;}
.sb-dot{width:6px;height:6px;border-radius:50%;background:var(--ink-4);}
.sb-dot.on{background:var(--live);box-shadow:0 0 0 3px color-mix(in srgb,var(--live) 24%,transparent);}
.sb-sep{width:1px;height:11px;background:var(--line-2);}
.sb-spacer{flex:1;}
.sb-track{width:42px;height:4px;border-radius:3px;background:var(--line-2);overflow:hidden;display:inline-block;}
.sb-fill{display:block;height:100%;background:var(--accent);border-radius:3px;transition:width .5s var(--ease);}
.sb-brand{color:var(--ink-4);}

/* gauges */
.gauges{display:grid;grid-template-columns:1fr 1fr;gap:9px;}
.gauge{padding:13px 14px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface-2);}
.gauge .k{font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);font-weight:700;}
.gauge .v{font-size:21px;font-weight:700;letter-spacing:-.02em;margin-top:3px;font-variant-numeric:tabular-nums;}
.gauge .v small{font-size:11.5px;font-weight:500;color:var(--ink-3);}
.gauge .track{height:5px;border-radius:3px;background:var(--line-2);overflow:hidden;margin-top:9px;}
.gauge .track>i{display:block;height:100%;background:var(--accent);border-radius:3px;transition:width .5s var(--ease);}
.gauge .track.hot>i{background:var(--warn);}
.s-head{font-size:12.5px;font-weight:700;color:var(--ink-2);margin:4px 0 -2px;display:flex;align-items:center;gap:8px;}
.s-head small{font-weight:500;color:var(--ink-3);font-size:11.5px;}

/* modals */
.modal{position:fixed;inset:0;z-index:60;display:none;align-items:center;justify-content:center;padding:18px;background:rgba(30,20,10,.42);backdrop-filter:blur(3px);opacity:0;transition:opacity var(--med);}
.modal.on{display:flex;opacity:1;}
.sheet{width:100%;max-width:560px;max-height:84vh;max-height:84dvh;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-lg);box-shadow:var(--sh-pop);overflow:hidden;transform:translateY(10px) scale(.99);opacity:0;transition:transform var(--med),opacity var(--med);}
.modal.on .sheet{transform:none;opacity:1;}
.sheet-head{display:flex;align-items:center;gap:9px;padding:14px 16px;border-bottom:1px solid var(--line);}
.sheet-head h2{margin:0;font-size:14.5px;font-weight:700;letter-spacing:-.01em;}
.sheet-head .sp{flex:1;}
.sheet-close{width:29px;height:29px;display:grid;place-items:center;border-radius:9px;color:var(--ink-3);transition:all var(--fast);}
.sheet-close:hover{background:var(--surface-2);color:var(--ink);}.sheet-close svg{width:15px;height:15px;}
.btn{display:inline-flex;align-items:center;gap:6px;padding:6px 11px;border-radius:99px;font-size:12px;font-weight:650;border:1px solid var(--line-2);background:var(--surface-2);color:var(--ink-2);transition:all var(--fast);}
.btn:hover{border-color:var(--line-3);color:var(--ink);}.btn svg{width:13px;height:13px;}
.sheet-body{padding:14px 16px 18px;overflow-y:auto;}
.model-search{display:flex;align-items:center;gap:8px;border:1px solid var(--line-2);border-radius:99px;padding:8px 13px;margin-bottom:14px;transition:border-color var(--fast);}
.model-search:focus-within{border-color:var(--accent);}
.model-search svg{width:15px;height:15px;flex:0 0 auto;color:var(--ink-3);}
.model-search input{border:0;outline:0;background:none;flex:1;font:inherit;color:inherit;padding:0;}
.section-label{font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);font-weight:700;margin:14px 0 7px;}
.section-label:first-child{margin-top:0;}
.model-list{display:flex;flex-direction:column;gap:5px;}
.model-card{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:11px;padding:10px 13px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface-2);transition:all var(--fast);}
.model-card:hover{border-color:var(--line-2);}
.model-card.loaded{border-color:color-mix(in srgb,var(--live) 36%,var(--line));background:color-mix(in srgb,var(--live) 5%,var(--surface-2));}
.model-ico{width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:var(--surface-3);color:var(--ink-3);}
.model-ico svg{width:16px;height:16px;}
.model-meta{min-width:0;grid-column:2;}
.model-meta .name{font-weight:650;font-size:13px;display:flex;align-items:center;flex-wrap:wrap;gap:2px;}
.model-meta .desc{font-size:11.5px;color:var(--ink-3);margin-top:1px;}
.model-card .mtags{grid-column:2;}
.model-size{font-family:var(--mono);font-size:11px;color:var(--ink-3);white-space:nowrap;}
.model-actions{display:flex;gap:5px;}
.model-card .pull{grid-column:1/-1;display:none;}.model-card .pull.on{display:block;margin-top:4px;}
.pull .bar{height:4px;border-radius:3px;background:var(--line-2);overflow:hidden;}
.pull .bar>i{display:block;height:100%;width:0;background:var(--accent);border-radius:3px;transition:width .3s var(--ease);}
.pmeta{display:flex;justify-content:space-between;font-size:10.5px;color:var(--ink-3);margin-top:5px;font-variant-numeric:tabular-nums;}
.hint{color:var(--ink-3);}

/* voice call */
.call{position:fixed;inset:0;z-index:80;display:none;flex-direction:column;align-items:center;justify-content:center;gap:20px;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(20px);animation:fade .3s var(--ease);}
.call[data-state]:not([data-state="idle"]){display:flex;}
@keyframes fade{from{opacity:0;}to{opacity:1;}}
.orb{width:140px;height:140px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);border:1px solid var(--line-2);box-shadow:var(--sh-2);position:relative;}
.orb::after{content:"";position:absolute;inset:-8px;border-radius:50%;border:1.5px solid var(--accent);opacity:0;}
.call[data-state="listening"] .orb::after{animation:ripple 1.6s var(--ease) infinite;}
@keyframes ripple{0%{transform:scale(1);opacity:.5;}100%{transform:scale(1.35);opacity:0;}}
.call[data-state="speaking"] .orb{animation:breathe 2s var(--ease) infinite;}
@keyframes breathe{50%{transform:scale(1.05);}}
.core{width:60px;height:60px;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:#fff;}
.core svg{width:26px;height:26px;}
.cstate{font-size:13.5px;color:var(--ink-2);font-weight:600;}
.ctranscript{max-width:500px;text-align:center;color:var(--ink-3);font-size:13.5px;min-height:1.5em;padding:0 22px;}
.call-controls{display:flex;gap:14px;}
.cctl{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);border:1px solid var(--line-2);color:var(--ink-2);transition:all var(--fast);}
.cctl:hover{border-color:var(--line-3);color:var(--ink);}
.cctl.on{color:var(--warn);}.cctl svg{width:21px;height:21px;}
.cctl.end{background:var(--warn);border-color:var(--warn);color:#fff;}.cctl.end:hover{filter:brightness(1.05);}

/* toasts */
#toasts{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);z-index:100;display:flex;flex-direction:column;gap:7px;align-items:center;}
.toast{display:flex;flex-direction:column;gap:1px;min-width:210px;max-width:min(90vw,360px);padding:10px 14px;border-radius:var(--r);background:var(--solid);color:var(--solid-ink);box-shadow:var(--sh-pop);animation:toast .3s var(--ease);}
.toast b{font-size:12.5px;font-weight:700;}
.toast span{font-size:11.5px;opacity:.75;}
.toast.err,.toast.warn{background:var(--warn);color:#fff;}
@keyframes toast{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:none;}}
@keyframes spin{to{transform:rotate(360deg);}}

/* responsive */
@media(max-width:820px){
  .app{grid-template-columns:1fr;grid-template-areas:"main" "spec";}
  .sidebar{position:fixed;left:0;top:0;bottom:0;width:260px;z-index:50;transform:translateX(-100%);transition:transform var(--med);box-shadow:var(--sh-pop);}
  .app.nav-open .sidebar{transform:none;}
  .app.nav-open .scrim{display:block;opacity:1;}
  .burger{display:grid;}
  .topbar .title{max-width:none;}
  .thread-inner,.composer-inner{padding-left:14px;padding-right:14px;}
  .suggest{grid-template-columns:1fr;}
  .ctog span{display:none;}
}
@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important;}}

/* ---------- tool calls (what the model actually ran) ---------- */
.tools{display:flex;flex-direction:column;gap:5px;margin:2px 0 10px;}
.tool{border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface-2);overflow:hidden;}
.tool summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:8px;padding:6px 10px;
  font-size:12px;color:var(--ink-2);transition:background var(--fast);}
.tool summary::-webkit-details-marker{display:none;}
.tool summary:hover{background:var(--surface-3);}
.tool-tag{flex:none;font-family:var(--mono);font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;
  color:var(--accent);background:color-mix(in srgb,var(--accent) 10%,transparent);
  border:1px solid color-mix(in srgb,var(--accent) 28%,var(--line));border-radius:5px;padding:2px 5px;}
.tool summary code{flex:1;min-width:0;font-family:var(--mono);font-size:11.5px;color:var(--ink-2);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:none;border:0;padding:0;}
.tool-x{flex:none;width:9px;height:9px;border-right:1.6px solid var(--ink-3);border-bottom:1.6px solid var(--ink-3);
  transform:rotate(-45deg);margin-right:2px;transition:transform var(--fast);}
.tool[open] .tool-x{transform:rotate(45deg);}
.tool-body{border-top:1px solid var(--line);padding:8px 10px;display:flex;flex-direction:column;gap:8px;}
.tool-sec{display:flex;flex-direction:column;gap:3px;}
.tool-lbl{font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-3);}
.tool-sec pre{font-family:var(--mono);font-size:11.5px;line-height:1.55;color:var(--ink);white-space:pre-wrap;
  word-break:break-word;max-height:280px;overflow:auto;background:var(--surface);border:1px solid var(--line);
  border-radius:6px;padding:7px 9px;margin:0;}

/* ---------- edit a message ---------- */
.msg.user .user-acts{justify-content:flex-end;opacity:0;transition:opacity var(--fast);}
.msg.user:hover .user-acts,.msg.user .user-acts:focus-within{opacity:1;}
.edit-box{display:flex;flex-direction:column;gap:7px;width:100%;}
.edit-ta{width:100%;resize:none;font:inherit;font-size:14px;line-height:1.5;color:var(--ink);
  background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r);padding:9px 11px;
  outline:none;transition:border-color var(--fast);}
.edit-ta:focus{border-color:var(--accent);}
.edit-row{display:flex;justify-content:flex-end;gap:6px;}
.edit-btn{padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;cursor:pointer;
  background:var(--surface);border:1px solid var(--line-2);color:var(--ink-2);transition:all var(--fast);}
.edit-btn:hover{border-color:var(--line-3);color:var(--ink);}
.edit-btn.primary{background:var(--accent);border-color:var(--accent);color:#fff;}
.edit-btn.primary:hover{filter:brightness(1.06);}

/* ---------- files the model hands back ---------- */
.dl-files{display:flex;flex-direction:column;gap:6px;margin:8px 0 2px;}
.dl-file{display:flex;align-items:center;gap:10px;padding:9px 11px;text-decoration:none;
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r);
  transition:all var(--fast);max-width:360px;}
.dl-file:hover{border-color:var(--accent);background:var(--surface-3);transform:translateY(-1px);}
.dl-ic{flex:none;display:grid;place-items:center;width:30px;height:30px;border-radius:7px;
  background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--accent);}
.dl-ic svg{width:16px;height:16px;}
.dl-meta{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.3;}
.dl-meta b{font-size:13px;font-weight:600;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.dl-meta i{font-style:normal;font-size:11px;color:var(--ink-3);}
.dl-go{flex:none;color:var(--ink-3);display:grid;place-items:center;}
.dl-go svg{width:16px;height:16px;}
.dl-file:hover .dl-go{color:var(--accent);}

/* a tool that is running right now */
.tool{margin:5px 0;}
.tool-run{display:flex;align-items:center;gap:8px;margin:5px 0;padding:6px 10px;font-size:12px;
  border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface-2);color:var(--ink-2);}
.tool-run code{flex:1;min-width:0;font-family:var(--mono);font-size:11.5px;color:var(--ink-2);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.tool-spin{flex:none;width:11px;height:11px;border:2px solid var(--line-3);border-top-color:var(--accent);
  border-radius:50%;animation:spin .7s linear infinite;}

/* ============ touch + small screens ============ */

/* Long lines must scroll inside their own box. Without this they are simply
   clipped by .thread{overflow-x:hidden} and unreadable on a phone. */
.cb pre{overflow-x:auto;-webkit-overflow-scrolling:touch;padding:9px 11px;margin:0;}
.cb pre code{white-space:pre;}
.prose pre{overflow-x:auto;-webkit-overflow-scrolling:touch;}
.prose table{display:block;width:max-content;max-width:100%;overflow-x:auto;border-collapse:collapse;}
.prose img{max-width:100%;height:auto;}
.thread{overscroll-behavior-y:contain;}

/* A touch device has no hover, so anything hidden behind :hover is unreachable.
   Reveal it and grow the targets to a thumb-friendly size. */
@media (hover:none){
  .msg.user .user-acts{opacity:1;}
  .conv .del{opacity:1;}
  /* 16px is the threshold below which iOS zooms the page on focus - this must key
     off touch, not width, or iPads (768px) still zoom on every tap */
  #input,.edit-ta{font-size:16px;}
  .send{width:38px;height:38px;}
  .burger{width:38px;height:38px;}
  .act{width:36px;height:36px;}
  .act svg{width:16px;height:16px;}
  .cb-copy,.cb-run{padding:6px 11px;font-size:11px;}
  .tool summary,.think summary{padding:10px 11px;}
  .dl-file{padding:11px;}
  *{-webkit-tap-highlight-color:transparent;}
}

/* ---- phones ---- */
@media(max-width:640px){
  /* iOS zooms the page whenever a focused field is smaller than 16px */
  #input{font-size:16px;padding:8px 7px 5px;}
  .topbar{padding:8px 10px;padding-top:calc(8px + env(safe-area-inset-top));gap:8px;}
  .sidebar{width:min(86vw,300px);padding-top:calc(10px + env(safe-area-inset-top));
    padding-bottom:calc(10px + env(safe-area-inset-bottom));}
  .thread-inner{padding:14px 12px 10px;gap:14px;}
  /* keep the composer clear of the home indicator */
  .composer-wrap{padding:4px 10px calc(8px + env(safe-area-inset-bottom));}
  .msg{gap:8px;}
  .msg.user .body{max-width:92%;}
  .av{width:26px;height:26px;}
  .av svg{width:14px;height:14px;}
  .burger{width:38px;height:38px;}
  .send{width:38px;height:38px;}
  /* the topbar is crowded at 375px: give the title room by dropping the
     Voice label (its icon still says it) and capping the model chip */
  .title{flex:1;min-width:0;}
  .call-btn span{display:none;}
  .call-btn{padding:0 10px;}
  .ms-btn{max-width:104px;}
  .ms-menu{width:min(300px,calc(100vw - 20px));min-width:0;max-height:56vh;max-height:56dvh;}
  /* dialogs read better as a bottom sheet than a floating card */
  .modal{padding:0;align-items:flex-end;}
  .sheet{max-width:none;max-height:88vh;max-height:88dvh;border-radius:18px 18px 0 0;border-bottom:0;
    padding-bottom:env(safe-area-inset-bottom);}
  .suggest{grid-template-columns:1fr;}
  .specbar{padding:5px 12px;padding-bottom:calc(5px + env(safe-area-inset-bottom));font-size:10px;}
  .dl-file,.tool,.cb{max-width:100%;}
  .edit-ta{font-size:16px;}
}

/* ---- tablets: roomier text, drawer nav until the sidebar fits ---- */
@media(min-width:641px) and (max-width:1024px){
  .thread-inner{max-width:660px;padding-left:18px;padding-right:18px;}
}

/* ============ touch type scale ============
   The compact desktop scale (13-14px) is too small held at arm's length. Step the
   whole UI up one notch on any touch device - phones and tablets alike - keeping
   the proportions of the design intact rather than zooming one part of it. */
@media (hover:none){
  body{font-size:15px;}
  .prose{font-size:16px;line-height:1.6;}
  .msg.user .bubble{font-size:15.5px;padding:10px 14px;}
  .msg{gap:10px;}
  .av{width:30px;height:30px;}
  .av svg{width:16px;height:16px;}
  .title{font-size:16.5px;}
  .thread-inner{gap:18px;}

  .welcome h1,.welcome .lbl{font-size:24px;}
  .welcome p{font-size:15px;}
  .suggest{gap:9px;}
  .suggest>button{font-size:14.5px;padding:14px 15px;}
  .suggest>button svg{width:18px;height:18px;}

  .ms-btn{font-size:13.5px;padding:7px 12px;}
  .ms-item{font-size:13.5px;}
  .conv{font-size:13.8px;padding:9px 10px;}
  .new-chat{font-size:13.5px;}
  .foot-btn{font-size:13px;}
  .ctog{height:34px;font-size:13px;padding:0 12px;}
  .ctog svg{width:15px;height:15px;}
  .send{width:42px;height:42px;}
  .send svg{width:19px;height:19px;}
  #input{font-size:16.5px;line-height:1.5;}

  .meta{font-size:12.5px;}
  .specbar{font-size:11.5px;}
  .cb-lang{font-size:11px;}
  .cb-copy,.cb-run{font-size:11.5px;}
  .cb pre code,.cb-out{font-size:13px;}
  .tool summary code,.tool-sec pre,.tool-run code{font-size:13px;}
  .tool-tag{font-size:10.5px;}
  .tool-lbl{font-size:10.5px;}
  .dl-meta b{font-size:14.5px;}
  .dl-meta i{font-size:12px;}
  .dl-ic{width:34px;height:34px;}
  .think summary{font-size:12px;}
  .prose code{font-size:.88em;}
}

/* ---------- terminal ---------- */
.term-sheet{max-width:720px;}
.term-where{font-size:11.5px;color:var(--ink-3);font-family:var(--mono);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:140px;}
.term-out{flex:1;min-height:220px;max-height:52vh;max-height:52dvh;overflow-y:auto;padding:11px 13px;
  background:var(--surface-2);font-family:var(--mono);font-size:12.5px;line-height:1.55;border-top:1px solid var(--line);}
.term-line{white-space:pre-wrap;word-break:break-word;color:var(--ink);margin:0 0 3px;}
.term-note{color:var(--ink-3);}
.term-cmd-echo{color:var(--accent);font-weight:600;margin-top:7px;}
.term-pending{color:var(--ink-3);}
.term-err{color:var(--warn);}
.term-in{display:flex;align-items:center;gap:8px;padding:9px 13px;border-top:1px solid var(--line);background:var(--surface);}
.term-ps1{font-family:var(--mono);font-size:13px;color:var(--accent);font-weight:700;}
#term-cmd{flex:1;border:0;outline:0;background:none;font-family:var(--mono);font-size:13px;color:var(--ink);}
#term-cmd::placeholder{color:var(--ink-4);}
@media (hover:none){ #term-cmd{font-size:16px;} .term-out{font-size:13.5px;} }

/* Force = jump the queue by stopping whatever else is generating */
.force-btn{margin-left:8px;padding:3px 10px;border-radius:99px;font-size:11px;font-weight:700;
  background:var(--accent);color:#fff;border:0;cursor:pointer;transition:filter var(--fast);}
.force-btn:hover{filter:brightness(1.08);}
.force-btn:disabled{opacity:.55;cursor:default;}
@media (hover:none){ .force-btn{padding:6px 13px;font-size:12.5px;} }

/* ============ live call ============ */
.call-cam{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:none;transform:scaleX(-1);}
.call.cam .call-cam{display:block;}
.call.cam{background:#000;}
.call.cam .orb{background:rgba(0,0,0,.35);border-color:rgba(255,255,255,.25);backdrop-filter:blur(6px);}
.call.cam .cstate,.call.cam .ctranscript{color:#fff;text-shadow:0 1px 8px rgba(0,0,0,.6);}
.call-caption{position:absolute;top:calc(14px + env(safe-area-inset-top));left:50%;transform:translateX(-50%);
  max-width:80%;text-align:center;font-size:12px;color:#fff;background:rgba(0,0,0,.5);padding:5px 12px;border-radius:99px;
  opacity:0;transition:opacity var(--med);pointer-events:none;font-family:var(--mono);}
.call.cam .call-caption:not(:empty){opacity:1;}

.ctranscript{max-width:min(560px,88vw);text-align:center;font-size:16px;line-height:1.5;color:var(--ink);min-height:1.5em;transition:opacity var(--fast);}
.ctranscript b{color:var(--accent);font-weight:700;margin-right:4px;}
.ctranscript.hint{color:var(--ink-3);font-size:14px;}
.ctranscript.you b{color:var(--ink-2);}
.cstate{font-size:14px;font-weight:600;color:var(--ink-2);letter-spacing:.01em;}

/* voice picker */
.call-voices{display:flex;gap:7px;flex-wrap:wrap;justify-content:center;z-index:2;}
.call-voices button{padding:7px 15px;border-radius:99px;font-size:13px;font-weight:650;color:var(--ink-2);
  background:var(--surface-2);border:1px solid var(--line-2);cursor:pointer;transition:all var(--fast);}
.call-voices button:hover{border-color:var(--line-3);}
.call-voices button.on{background:var(--accent);color:#fff;border-color:var(--accent);}
.call.cam .call-voices button{background:rgba(0,0,0,.4);color:#fff;border-color:rgba(255,255,255,.25);}
.call.cam .call-voices button.on{background:var(--accent);border-color:var(--accent);}

/* controls */
.call-controls{display:flex;gap:16px;align-items:center;z-index:2;}
.cctl{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);
  border:1px solid var(--line-2);color:var(--ink);transition:all var(--fast);}
.cctl:hover{border-color:var(--line-3);transform:translateY(-1px);}
.cctl svg{width:22px;height:22px;}
.cctl.on{background:var(--accent);color:#fff;border-color:var(--accent);}
.cctl.muted{background:var(--warn);color:#fff;border-color:var(--warn);}
.cctl.end{background:#e5484d;color:#fff;border-color:#e5484d;}
.cctl.end:hover{filter:brightness(1.08);}
.call.cam .cctl{background:rgba(0,0,0,.45);color:#fff;border-color:rgba(255,255,255,.25);}
.call.cam .cctl.end{background:#e5484d;border-color:#e5484d;}

/* the orb reacts to call state */
.call[data-state="thinking"] .orb{animation:breathe 1.1s var(--ease) infinite;}
.call[data-state="thinking"] .orb::after{animation:ripple 1.1s var(--ease) infinite;opacity:.7;}
@media (hover:none){ .cctl{width:60px;height:60px;} .cctl svg{width:26px;height:26px;} .ctranscript{font-size:17px;} .call-voices button{padding:9px 17px;font-size:14px;} }

/* STT engine toggle in the call */
.call-stt{padding:6px 14px;border-radius:99px;font-size:12px;font-weight:600;color:var(--ink-3);
  background:var(--surface-2);border:1px solid var(--line);cursor:pointer;transition:all var(--fast);z-index:2;}
.call-stt:hover{border-color:var(--line-3);color:var(--ink-2);}
.call-stt.private{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 40%,var(--line));}
.call.cam .call-stt{background:rgba(0,0,0,.4);color:#fff;border-color:rgba(255,255,255,.25);}
@media (hover:none){ .call-stt{padding:8px 15px;font-size:13px;} }

/* ---------- custom instructions ---------- */
.instr-text{width:100%;min-height:180px;resize:vertical;font:inherit;font-size:14px;line-height:1.55;
  color:var(--ink);background:var(--surface-2);border:1px solid var(--line-2);border-radius:var(--r);
  padding:12px 14px;outline:none;transition:border-color var(--fast);}
.instr-text:focus{border-color:var(--accent);}
.instr-foot{display:flex;align-items:center;gap:10px;margin-top:12px;}
.instr-count{font-size:12px;color:var(--ink-3);font-variant-numeric:tabular-nums;}
.instr-count.over{color:var(--warn);font-weight:600;}
.btn.primary{background:var(--accent);color:#fff;border-color:var(--accent);}
.btn.primary:hover{filter:brightness(1.06);}
@media (hover:none){ .instr-text{font-size:16px;} }

/* ---------- model quick filters ---------- */
.model-filters{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 4px;}
.fchip{padding:5px 11px;border-radius:99px;font-size:12px;font-weight:600;cursor:pointer;
  background:var(--surface-2);border:1px solid var(--line);color:var(--ink-2);transition:all var(--fast);}
.fchip:hover{border-color:var(--line-3);color:var(--ink);}
.fchip.on{background:var(--accent);color:#fff;border-color:var(--accent);}
.fchip.clear{background:transparent;border-color:transparent;color:var(--ink-3);text-decoration:underline;}
.mtag{cursor:pointer;}
.mtag.on{background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--accent);border-color:color-mix(in srgb,var(--accent) 40%,var(--line));}
@media (hover:none){ .fchip{padding:7px 13px;font-size:13px;} }

/* ---------- queued messages ---------- */
.queue{display:flex;flex-direction:column;gap:5px;margin-bottom:7px;}
.qchip{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:var(--r-sm);
  background:var(--surface-2);border:1px solid var(--line);font-size:12.5px;color:var(--ink-2);}
.qlabel{flex:none;font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;
  color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent);
  border:1px solid color-mix(in srgb,var(--accent) 30%,var(--line));border-radius:5px;padding:2px 6px;}
.qtext{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.qx{flex:none;width:20px;height:20px;border-radius:5px;color:var(--ink-3);font-size:16px;line-height:1;cursor:pointer;}
.qx:hover{background:var(--surface-3);color:var(--ink);}

/* ---------- interactive polls / inputs ---------- */
.poll{margin:8px 0;padding:13px 14px;border:1px solid var(--line-2);border-radius:var(--r);
  background:var(--surface-2);display:flex;flex-direction:column;gap:9px;}
.poll-q{font-size:14px;font-weight:650;color:var(--ink);line-height:1.4;}
.poll-opts{display:flex;flex-direction:column;gap:6px;}
.poll-opt{text-align:left;padding:9px 12px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--surface);color:var(--ink-2);font-size:13.5px;cursor:pointer;transition:all var(--fast);}
.poll-opt:hover{border-color:var(--line-3);color:var(--ink);}
.poll-opt.on{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 10%,var(--surface));color:var(--ink);font-weight:600;}
.poll-opt.on::before{content:"\2713 ";color:var(--accent);font-weight:700;}
.poll-note,.poll-input{width:100%;resize:none;font:inherit;font-size:13.5px;color:var(--ink);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);padding:8px 11px;outline:none;transition:border-color var(--fast);}
.poll-note:focus,.poll-input:focus{border-color:var(--accent);}
.poll-foot{display:flex;justify-content:flex-end;}
.poll-submit{padding:7px 16px;border-radius:99px;font-size:12.5px;font-weight:650;cursor:pointer;
  background:var(--accent);color:#fff;border:1px solid var(--accent);transition:filter var(--fast);}
.poll-submit:hover:not(:disabled){filter:brightness(1.07);}
.poll-submit:disabled{opacity:.5;cursor:default;}
.poll.done{opacity:.75;}
.poll-answered{font-size:12px;color:var(--accent);font-weight:600;margin-top:2px;}
@media (hover:none){ .poll-opt{padding:11px 13px;font-size:14.5px;} .poll-note,.poll-input{font-size:16px;} }
/* model tool-reliability badges in the picker */
.ms-tool{font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:2px 6px;border-radius:5px;margin-left:auto;white-space:nowrap;}
.ms-tool.good{color:#2f9e54;background:color-mix(in srgb,#2f9e54 12%,transparent);border:1px solid color-mix(in srgb,#2f9e54 30%,var(--line));}
.ms-tool.weak{color:var(--ink-3);background:var(--surface-2);border:1px solid var(--line);}
.ms-tool.none{color:var(--ink-4);background:transparent;border:1px solid var(--line);}
.ms-item .ms-i-tag{margin-left:6px;}

/* chat title typewriter effect */
#chat-title.typing::after{content:"";display:inline-block;width:.5em;height:1em;background:currentColor;margin-left:1px;vertical-align:-1px;border-radius:1px;animation:tcar .7s steps(1) infinite;}
@keyframes tcar{50%{opacity:0;}}

/* brush inpaint modal */
/* image editor (brush/erase) */
.ed{position:fixed;inset:0;z-index:70;display:flex;align-items:center;justify-content:center;background:rgba(10,8,6,.72);backdrop-filter:blur(6px);padding:16px;animation:rise .16s var(--ease) both;}
.ed-sheet{background:var(--surface);border:1px solid var(--line-2);border-radius:18px;box-shadow:var(--sh-2);width:min(1240px,100%);max-height:96vh;display:flex;flex-direction:column;overflow:hidden;}
.ed-head{display:flex;align-items:center;gap:10px;padding:13px 16px;border-bottom:1px solid var(--line);}
.ed-head b{font-size:15px;}.ed-sub{color:var(--ink-3);font-size:12.5px;flex:1;}
.ed-x{width:30px;height:30px;display:grid;place-items:center;border-radius:8px;color:var(--ink-3);border:0;background:none;cursor:pointer;}
.ed-x:hover{background:var(--surface-2);color:var(--ink);}.ed-x svg{width:18px;height:18px;}
.ed-stage{position:relative;flex:1;min-height:0;display:grid;place-items:center;padding:16px;background:repeating-conic-gradient(var(--surface-2) 0% 25%,var(--surface) 0% 50%) 50%/22px 22px;overflow:hidden;}
.ed-cv{max-width:100%;max-height:100%;border-radius:8px;box-shadow:0 6px 30px rgba(0,0,0,.4);touch-action:none;cursor:none;}
.ed-cursor{position:absolute;pointer-events:none;border:2px solid rgba(255,255,255,.9);box-shadow:0 0 0 1.5px rgba(0,0,0,.5),inset 0 0 0 1.5px rgba(0,0,0,.5);border-radius:50%;display:none;}
.ed-tools{display:flex;align-items:center;gap:12px;padding:10px 16px;border-top:1px solid var(--line);flex-wrap:wrap;}
.ed-seg{display:flex;gap:3px;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:3px;}
.ed-mode{display:inline-flex;align-items:center;gap:6px;border:0;background:none;color:var(--ink-2);border-radius:7px;padding:6px 12px;font-size:12.5px;font-weight:650;cursor:pointer;}
.ed-mode svg{width:15px;height:15px;}
.ed-mode.on{background:var(--accent);color:var(--accent-ink);}
.ed-size{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--ink-2);font-weight:600;}
.ed-size input{width:150px;accent-color:var(--accent);}
.ed-size .ed-sz-n{min-width:26px;color:var(--ink);font-variant-numeric:tabular-nums;}
.ed-btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--surface-2);color:var(--ink-2);border-radius:9px;padding:6px 12px;font-size:12.5px;font-weight:650;cursor:pointer;}
.ed-btn svg{width:14px;height:14px;}.ed-btn:hover{color:var(--ink);border-color:var(--line-3);}
.ed-btn.clear{margin-left:auto;}
.ed-foot{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--line);}
.ed-prompt{flex:1;background:var(--surface-2);border:1px solid var(--line);border-radius:11px;padding:10px 14px;font-size:14px;color:var(--ink);}
.ed-prompt:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px var(--focus);}
.ed-apply{background:var(--accent);color:var(--accent-ink);border:0;border-radius:11px;padding:10px 20px;font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap;}
.ed-apply:hover{filter:brightness(1.05);}
.inp-modal{position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;background:rgba(20,14,8,.55);backdrop-filter:blur(4px);padding:16px;}
.inp-sheet{background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-lg);box-shadow:var(--sh-pop);max-width:640px;width:100%;max-height:92vh;max-height:92dvh;display:flex;flex-direction:column;overflow:hidden;}
.inp-head{display:flex;align-items:center;gap:10px;padding:12px 14px;border-bottom:1px solid var(--line);}
.inp-head b{font-size:14px;}.inp-head span{flex:1;font-size:11.5px;color:var(--ink-3);}
.inp-close{width:28px;height:28px;display:grid;place-items:center;border-radius:8px;color:var(--ink-2);}
.inp-close:hover{background:var(--surface-2);}.inp-close svg{width:16px;height:16px;}
.inp-stage{flex:1;min-height:0;display:grid;place-items:center;padding:12px;background:var(--surface-2);overflow:auto;}
.inp-canvas{max-width:100%;max-height:56vh;max-height:56dvh;border-radius:var(--r-sm);box-shadow:var(--sh-1);touch-action:none;cursor:crosshair;background:#fff;}
.inp-tools{display:flex;align-items:center;gap:14px;padding:9px 14px;border-top:1px solid var(--line);}
.inp-brush{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--ink-2);flex:1;}
.inp-brush input{flex:1;accent-color:var(--accent);}
.inp-clear{padding:6px 12px;border-radius:99px;background:var(--surface-2);border:1px solid var(--line);font-size:12px;font-weight:600;color:var(--ink-2);}
.inp-clear:hover{border-color:var(--line-3);color:var(--ink);}
.inp-foot{display:flex;gap:8px;padding:12px 14px;border-top:1px solid var(--line);}
.inp-prompt{flex:1;padding:9px 12px;border-radius:99px;border:1px solid var(--line-2);background:var(--surface-2);font-size:13px;color:var(--ink);font-family:inherit;}
.inp-prompt:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--focus);}
.inp-apply{padding:9px 18px;border-radius:99px;background:var(--accent);color:var(--accent-ink);font-weight:650;font-size:13px;}
.inp-apply:hover{filter:brightness(1.05);}
.att-chip .brush{width:18px;height:18px;display:grid;place-items:center;border-radius:5px;color:var(--ink-3);}
.att-chip .brush:hover{color:var(--accent);background:var(--surface-3);}.att-chip .brush svg{width:13px;height:13px;}

/* overlay action toolbar on generated images */
.gi-tools{position:absolute;top:7px;right:7px;display:flex;gap:4px;padding:3px;border-radius:11px;
  background:rgba(20,16,12,.46);backdrop-filter:blur(7px);
  opacity:0;transform:translateY(-3px);transition:opacity var(--fast),transform var(--fast);}
.gen-img:hover .gi-tools,.gen-img:focus-within .gi-tools{opacity:1;transform:none;}
.gi-tools>.act{width:28px;height:28px;color:#fff;border-radius:8px;}
.gi-tools>.act:hover{background:rgba(255,255,255,.18);}
.gi-tools>.act:active{transform:scale(.92);}
.gen-img>img{transition:transform .35s var(--ease);}
.gen-img:hover>img{transform:scale(1.012);}
/* versioned image viewer: nav + regenerate */
.img-viewer{margin-top:9px;}
.img-nav{display:flex;align-items:center;gap:6px;margin-top:7px;}
.iv-btn{display:inline-flex;align-items:center;gap:5px;height:29px;padding:0 9px;border-radius:9px;
  border:1px solid var(--line);background:var(--surface);color:var(--ink-2);font-size:12px;font-weight:600;
  cursor:pointer;transition:all var(--fast);}
.iv-btn:hover{color:var(--ink);border-color:var(--line-3);background:var(--surface-2);}
.iv-btn:active{transform:scale(.95);}
.iv-btn svg{width:14px;height:14px;}
.iv-btn.prev,.iv-btn.next{padding:0 6px;}
.iv-btn.regen{margin-left:auto;color:var(--accent);border-color:color-mix(in srgb,var(--accent) 32%,var(--line));}
.iv-btn.regen:hover{background:var(--accent-soft);}
.iv-count{font-size:12px;font-weight:650;color:var(--ink-2);font-variant-numeric:tabular-nums;min-width:34px;text-align:center;}
.iv-count.muted{opacity:.55;}
.iv-spacer{flex:1;}
.iv-tag{font-size:10.5px;font-weight:700;letter-spacing:.02em;color:var(--accent);background:var(--accent-soft);
  border:1px solid color-mix(in srgb,var(--accent) 28%,var(--line));padding:2px 7px;border-radius:999px;}
.iv-btn.up{color:var(--ink-2);}
.iv-btn.up:hover{color:var(--ink);}
.up-menu{position:fixed;z-index:70;display:flex;gap:3px;padding:4px;border-radius:11px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--sh-2);}
.up-menu button{border:1px solid var(--line);background:var(--surface-2);color:var(--ink);border-radius:8px;padding:6px 11px;font-size:12.5px;font-weight:700;cursor:pointer;font-variant-numeric:tabular-nums;}
.up-menu button:hover{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);}
.upsc-menu button{display:flex;flex-direction:column;align-items:center;gap:1px;line-height:1.2;min-width:56px;}
.upsc-menu button i{font-style:normal;font-size:9.5px;opacity:.6;font-weight:500;}
/* image controls panel (style / aspect / negative / seed) */
.imgctl{display:flex;flex-direction:column;gap:6px;padding:8px 4px 10px;border-bottom:1px solid var(--line);margin-bottom:6px;}
.ic-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.ic-lab{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-3);min-width:38px;}
.ic-chips{display:flex;gap:4px;flex-wrap:wrap;}
.ic-chip{border:1px solid var(--line);background:var(--surface-2);color:var(--ink-2);border-radius:8px;padding:4px 9px;font-size:12px;font-weight:600;cursor:pointer;transition:all var(--fast);}
.ic-chip:hover{color:var(--ink);border-color:var(--line-3);}
.ic-chip.on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);}
.ic-adv{margin-left:auto;border:0;background:none;color:var(--ink-3);font-size:12px;font-weight:600;cursor:pointer;padding:4px 6px;}
.ic-adv:hover{color:var(--accent);}
.ic-surprise{margin-left:auto;border:1px solid var(--line);background:var(--surface-2);color:var(--ink-2);border-radius:8px;padding:4px 9px;font-size:12px;font-weight:600;cursor:pointer;}
.ic-surprise:hover{color:var(--ink);border-color:var(--accent);}
.ic-surprise + .ic-adv,.ic-surprise + .ic-surprise{margin-left:0;}
.recent-menu{flex-direction:column;max-width:min(420px,90vw);max-height:50vh;overflow-y:auto;align-items:stretch;}
.recent-menu button{text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500;}
.ic-adv-body{display:flex;gap:6px;flex-wrap:wrap;}
.ic-inp{flex:1;min-width:180px;background:var(--surface-2);border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:12.5px;color:var(--ink);}
.ic-inp:focus{border-color:var(--accent);outline:none;}
.ic-inp.ic-seed{flex:0 0 150px;min-width:120px;font-variant-numeric:tabular-nums;}
/* seed pill on generated images */
.gi-seed{display:inline-flex;align-items:center;gap:5px;font-size:11px;color:var(--ink-3);font-variant-numeric:tabular-nums;margin-top:5px;}
.gi-seed button{border:1px solid var(--line);background:var(--surface-2);color:var(--ink-2);border-radius:6px;padding:2px 7px;font-size:10.5px;font-weight:600;cursor:pointer;}
.gi-seed button:hover{color:var(--accent);border-color:var(--accent);}
/* fullscreen image lightbox */
.lightbox{position:fixed;inset:0;z-index:80;background:rgba(8,6,5,.94);display:grid;place-items:center;overflow:hidden;touch-action:none;animation:rise .16s var(--ease) both;}
.lightbox.zoom{cursor:grab;}.lightbox.zoom:active{cursor:grabbing;}
.lb-img{max-width:96vw;max-height:94vh;object-fit:contain;transform-origin:0 0;will-change:transform;user-select:none;-webkit-user-drag:none;border-radius:4px;}
.lb-ctrls{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);display:flex;gap:6px;}
.lb-b{width:40px;height:40px;border:0;border-radius:10px;background:rgba(255,255,255,.12);color:#fff;font:600 17px system-ui;cursor:pointer;backdrop-filter:blur(6px);}
.lb-b:hover{background:rgba(255,255,255,.22);}
.lb-x{position:fixed;top:14px;right:14px;width:40px;height:40px;border:0;border-radius:10px;background:rgba(255,255,255,.12);color:#fff;cursor:pointer;display:grid;place-items:center;backdrop-filter:blur(6px);}
.lb-x svg{width:20px;height:20px;}.lb-x:hover{background:rgba(255,255,255,.22);}
/* upscale: instant soft preview → sharpen */
.gen-images.sharpening .gen-img>img{filter:saturate(.97) contrast(.99);}
.sharp-badge{position:absolute;left:8px;bottom:8px;background:rgba(20,16,12,.62);color:#fff;font-size:11px;font-weight:600;padding:4px 10px 4px 8px;border-radius:9px;backdrop-filter:blur(6px);display:flex;align-items:center;gap:7px;}
.sharp-badge::before{content:"";width:10px;height:10px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;}
/* share link modal */
.share-modal{position:fixed;inset:0;z-index:60;background:rgba(0,0,0,.5);backdrop-filter:blur(3px);display:grid;place-items:center;animation:rise .18s var(--ease) both;}
.sm-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh-2);padding:18px;width:min(440px,92vw);}
.sm-title{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:12px;}
.sm-row{display:flex;gap:7px;}
.sm-url{flex:1;min-width:0;background:var(--surface-2);border:1px solid var(--line);border-radius:9px;padding:8px 10px;font-size:12.5px;color:var(--ink);font-family:var(--mono,monospace);}
.sm-copy,.sm-close,.sm-open{border:1px solid var(--line);background:var(--surface-2);color:var(--ink);border-radius:9px;padding:8px 14px;font-size:12.5px;font-weight:650;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;}
.sm-copy{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);}
.sm-actions{display:flex;justify-content:space-between;align-items:center;margin-top:12px;}
.sm-open:hover,.sm-close:hover{background:var(--surface-3);}
.sm-body{margin:6px 0 2px;}
.sm-body .gp-bar{height:8px;border-radius:5px;background:var(--line-2);overflow:hidden;}
.sm-body .gp-bar>i{display:block;height:100%;width:2%;background:var(--accent);border-radius:5px;transition:width .2s var(--ease);}
.sm-status{font-size:12px;color:var(--ink-2);margin-top:8px;font-variant-numeric:tabular-nums;}
.sm-cancel{border:1px solid var(--line);background:var(--surface-2);color:var(--ink-2);border-radius:9px;padding:8px 14px;font-size:12.5px;font-weight:650;cursor:pointer;}
.sm-cancel:hover{background:var(--surface-3);color:var(--ink);}
.uf-row{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap;}
.uf-b{flex:1;min-width:56px;border:1px solid var(--line);background:var(--surface-2);color:var(--ink);border-radius:10px;padding:11px 0;font-size:15px;font-weight:700;cursor:pointer;font-variant-numeric:tabular-nums;}
.uf-b:hover{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);}
.uf-cancel{border:1px solid var(--line);background:none;color:var(--ink-3);border-radius:10px;padding:11px 14px;font-size:13px;font-weight:600;cursor:pointer;}
.uf-cancel:hover{color:var(--ink);}
/* enhanced-prompt caption (Thinking-on image gen) */
.gen-note{display:flex;gap:7px;align-items:flex-start;margin:2px 0 8px;padding:7px 10px;border-radius:10px;
  background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 20%,var(--line));
  font-size:11.5px;line-height:1.45;color:var(--ink-2);max-width:440px;}
.gen-note .gn-ic{flex:none;}
.gen-note .gn-txt{font-style:italic;}

/* share dialog: title / description / access */
.sm-lbl{display:block;font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-3);margin:12px 0 5px;}
.sm-lbl:first-child{margin-top:2px;}
.sm-in{width:100%;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:9px 11px;
  font:inherit;font-size:13.5px;color:var(--ink);outline:0;}
.sm-in:focus{border-color:color-mix(in srgb,var(--accent) 55%,var(--line));}
.sm-ta{resize:vertical;min-height:52px;line-height:1.5;}
.sm-seg{display:flex;gap:6px;}
.sm-seg button{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px;align-items:center;cursor:pointer;
  border:1px solid var(--line);background:var(--surface-2);color:var(--ink-2);border-radius:11px;padding:8px 6px;font:inherit;}
.sm-seg button b{font-size:13px;font-weight:700;color:var(--ink);}
.sm-seg button span{font-size:10.5px;color:var(--ink-3);}
.sm-seg button:hover{border-color:var(--ink-3);}
.sm-seg button.on{border-color:var(--accent);background:var(--accent-soft);}
.sm-seg button.on b{color:var(--accent);}
.sm-hint{margin:9px 0 2px;font-size:12px;line-height:1.5;color:var(--ink-3);min-height:36px;}
.sm-go{border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink);border-radius:9px;
  padding:8px 16px;font-size:12.5px;font-weight:650;cursor:pointer;}
.sm-go:hover{filter:brightness(1.07);}
.sm-extra{border:1px solid var(--line);background:none;color:var(--ink-3);border-radius:9px;padding:8px 12px;
  font-size:12.5px;font-weight:650;cursor:pointer;}
.sm-extra:hover{color:var(--ink);background:var(--surface-2);}
.sm-actions .sm-open{margin-left:auto;margin-right:7px;}
/* who wrote it, when a chat has more than one human in it */
.msg.user .who-tag{font-size:10.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-3);
  text-align:right;margin-bottom:4px;}
.msg.user.guest{justify-content:flex-start;}
.msg.user.guest .bubble{background:var(--surface-3);color:var(--ink);border-radius:16px 16px 16px 5px;}
.msg.user.guest .who-tag{text-align:left;}


/* three things you might say next, under the newest reply */
.suggest{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px;animation:sgin .28s var(--ease) both;}
@keyframes sgin{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.sg{max-width:100%;text-align:left;border:1px solid var(--line);background:var(--surface);color:var(--ink-2);
  border-radius:99px;padding:6px 13px;font:inherit;font-size:12.5px;font-weight:550;cursor:pointer;
  transition:all var(--fast);}
.sg:hover{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 45%,var(--line));background:var(--accent-soft);}
@media(max-width:640px){.sg{font-size:13px;}}

/* maths — a small LaTeX subset rendered with plain HTML, no web fonts */
.tex{font-family:"Cambria Math","STIX Two Math","Latin Modern Math",Georgia,"Times New Roman",serif;
  font-style:italic;font-size:1.06em;white-space:nowrap;}
.tex .tu{font-style:normal;}
.tex sup,.tex sub{font-size:.72em;font-style:inherit;line-height:0;}
.tex-block{display:block;text-align:center;white-space:normal;margin:12px 0;font-size:1.14em;}
.frac{display:inline-flex;flex-direction:column;vertical-align:middle;text-align:center;margin:0 .18em;}
.frac .num{border-bottom:1px solid currentColor;padding:0 .32em .06em;}
.frac .den{padding:.06em .32em 0;}
.sqrt{white-space:nowrap;}
.sqrt .rad{border-top:1px solid currentColor;padding:0 .18em 0 .06em;margin-left:-.04em;}
.sqrt .ridx{font-size:.6em;margin-right:-.35em;vertical-align:.55em;}

/* pull any GGUF straight off Hugging Face */
.hf-add{margin:2px 0 14px;}
.hf-row{display:flex;align-items:center;gap:8px;background:var(--surface-2);border:1px solid var(--line);
  border-radius:11px;padding:7px 10px;}
.hf-row svg{width:15px;height:15px;flex:none;color:var(--ink-3);}
.hf-row input{flex:1;min-width:0;background:0;border:0;outline:0;color:var(--ink);font:inherit;font-size:13px;}
.hf-row input::placeholder{color:var(--ink-4);}
.hf-out:not(:empty){margin-top:9px;display:flex;flex-direction:column;gap:7px;}
.hf-msg{font-size:12.5px;color:var(--ink-3);line-height:1.5;}
.hf-msg b{color:var(--ink-2);font-weight:650;}
.hf-no{font-size:11.5px;font-weight:650;color:var(--ink-4);border:1px solid var(--line);border-radius:8px;padding:5px 9px;}
.btn.warn{border-color:color-mix(in srgb,var(--accent) 45%,var(--line));color:var(--accent);}

/* community models: browse the Hub, and manage what you pulled from it */
.section-label.sub{font-size:11px;opacity:.85;}
.hf-note{margin:-2px 0 10px;font-size:12.5px;color:var(--ink-3);line-height:1.5;}
.hf-sorts{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 12px;}
.hf-repo .model-size{font-variant-numeric:tabular-nums;color:var(--ink-3);}
.hf-drawer{display:none;margin:-2px 0 8px 34px;padding-left:12px;border-left:2px solid var(--line);}
.hf-drawer.on{display:flex;flex-direction:column;gap:7px;}
.btn.ghost{background:none;color:var(--ink-3);border-color:var(--line);}
.btn.ghost:hover{color:#d4795b;border-color:color-mix(in srgb,#d4795b 45%,var(--line));}