:root{--orange:#ff5a1f;--orange-deep:#d34410;--blue:#1b45e8;--blue-soft:#7f9dff;--font-display:"Fraunces",Georgia,serif;--font-body:"Geist",system-ui,-apple-system,sans-serif;--font-mono:"Geist Mono",ui-monospace,monospace;--radius:16px;--ease:cubic-bezier(0.22,0.61,0.36,1);--ease-out:cubic-bezier(0.16,1,0.3,1);--fast:0.2s}html[data-theme=clair]{--bg:#ffffff;--panel:#f7f8fb;--raised:#ffffff;--ink:#0a0e1b;--ink-soft:#333b52;--muted:#6b7285;--line:rgba(10,14,27,0.1);--line-strong:rgba(10,14,27,0.2);--accent:var(--orange);--accent-2:var(--blue);--shadow:0 24px 60px -34px rgba(12,20,60,0.45);--bubble:#f2f4fa;--code:#f1f3fa}html[data-theme=encre]{--bg:#070a14;--panel:#0c1120;--raised:#111830;--ink:#f2f4fa;--ink-soft:#ccd3e6;--muted:#8b95b0;--line:rgba(180,200,255,0.14);--line-strong:rgba(180,200,255,0.3);--accent:#ff7a3d;--accent-2:#7f9dff;--shadow:0 30px 70px -40px rgba(0,0,0,0.9);--bubble:#141c33;--code:#0e1526}html[data-theme=aurore]{--bg:#fffaf6;--panel:#fff1e8;--raised:#ffffff;--ink:#2a1408;--ink-soft:#5a3a26;--muted:#97705a;--line:rgba(122,60,20,0.14);--line-strong:rgba(122,60,20,0.28);--accent:#e2450d;--accent-2:#1b45e8;--shadow:0 24px 60px -34px rgba(160,70,20,0.4);--bubble:#ffe9da;--code:#fff0e4}html[data-theme=ocean]{--bg:#f6f9ff;--panel:#e9efff;--raised:#ffffff;--ink:#071033;--ink-soft:#22336b;--muted:#5d6b96;--line:rgba(12,30,90,0.14);--line-strong:rgba(12,30,90,0.28);--accent:#1b45e8;--accent-2:#ff5a1f;--shadow:0 24px 60px -34px rgba(15,40,110,0.45);--bubble:#e3ebff;--code:#eaf0ff}*,:after,:before{box-sizing:border-box}body,html{height:100%}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:1rem;line-height:1.65;-webkit-font-smoothing:antialiased;transition:background-color .35s var(--ease),color .35s var(--ease)}img,svg{display:block;max-width:100%}button{background:none;border:none;cursor:pointer}button,textarea{font:inherit;color:inherit}a{color:var(--accent)}h1,h2,h3{font-family:var(--font-display);font-weight:500;letter-spacing:-.025em;line-height:1.1;margin:0}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}@media (prefers-reduced-motion:reduce){*{animation-duration:.001ms!important;transition-duration:.001ms!important}}.boot{display:grid;place-items:center;color:var(--muted);font-family:var(--font-mono);font-size:.85rem}.boot,.shell{height:100dvh}.shell{display:grid;grid-template-columns:292px 1fr;overflow:hidden}.scrim{position:fixed;inset:0;z-index:30;border:none;background:rgba(5,8,20,.4);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.side{display:flex;flex-direction:column;gap:1.1rem;height:100dvh;padding:1.1rem;background:var(--panel);border-right:1px solid var(--line);overflow:hidden}.side__head{justify-content:space-between}.brand,.side__head{display:flex;align-items:center}.brand{gap:.55rem;margin:0;font-family:var(--font-display);font-size:1.35rem;font-weight:600;letter-spacing:-.03em}.brand__mark{width:13px;height:13px;border-radius:4px;background:linear-gradient(135deg,var(--orange),var(--blue))}.brand__accent{background:linear-gradient(100deg,var(--orange),var(--blue));-webkit-background-clip:text;background-clip:text;color:transparent}.side__close{display:none;padding:.35rem;border-radius:10px;color:var(--muted)}.side__new{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.8rem 1rem;border-radius:999px;font-weight:600;font-size:.92rem;color:#fff;background:linear-gradient(102deg,var(--orange),var(--blue));box-shadow:var(--shadow);transition:transform var(--fast) var(--ease),filter var(--fast) var(--ease)}.side__new:hover{transform:translateY(-1px);filter:saturate(1.1)}.side__block{display:flex;flex-direction:column;gap:.55rem;min-height:0}.side__block--grow{flex:1 1;min-height:0}.side__label{display:flex;align-items:center;gap:.4rem;margin:0;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}.modes{display:grid;grid-gap:.35rem;gap:.35rem}.mode{display:grid;grid-gap:.1rem;gap:.1rem;padding:.6rem .8rem;text-align:left;border:1px solid var(--line);border-radius:12px;background:var(--raised);transition:border-color var(--fast) var(--ease),transform var(--fast) var(--ease)}.mode:hover{transform:translateX(2px)}.mode--on{border-color:var(--accent);box-shadow:inset 3px 0 0 var(--accent)}.mode__label{font-weight:600;font-size:.9rem}.mode__tagline{font-size:.75rem;color:var(--muted);line-height:1.35}.convos{flex:1 1;margin:0;padding:0;list-style:none;overflow-y:auto;display:grid;grid-gap:.15rem;gap:.15rem;align-content:start}.convo{display:flex;align-items:center;gap:.3rem;border-radius:10px;transition:background-color var(--fast) var(--ease)}.convo--on,.convo:hover{background:var(--raised)}.convo--on{box-shadow:inset 2px 0 0 var(--accent)}.convo__open{flex:1 1;padding:.55rem .6rem;text-align:left;font-size:.86rem;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.convo__delete{padding:.4rem;color:var(--muted);opacity:0;transition:opacity var(--fast) var(--ease),color var(--fast) var(--ease)}.convo:hover .convo__delete,.convo__delete:focus-visible{opacity:1}.convo__delete:hover{color:var(--orange-deep)}.themes{display:flex;gap:.45rem}.theme{width:34px;height:34px;padding:3px;border:1px solid var(--line-strong);border-radius:10px;transition:transform var(--fast) var(--ease),border-color var(--fast) var(--ease)}.theme span{display:block;width:100%;height:100%;border-radius:7px}.theme:hover{transform:translateY(-2px)}.theme--on{border-color:var(--accent);border-width:2px}.theme--clair span{background:linear-gradient(135deg,#ffffff 50%,#ff5a1f 0)}.theme--encre span{background:linear-gradient(135deg,#0a0e1b 50%,#7f9dff 0)}.theme--aurore span{background:linear-gradient(135deg,#fff1e8 50%,#e2450d 0)}.theme--ocean span{background:linear-gradient(135deg,#e9efff 50%,#1b45e8 0)}.main{display:grid;grid-template-rows:auto 1fr auto;height:100dvh;min-width:0}.topbar{display:flex;align-items:center;gap:.8rem;padding:.8rem 1.2rem;border-bottom:1px solid var(--line);background:var(--bg)}.topbar__burger{display:none;flex-direction:column;gap:4px;padding:.45rem}.topbar__burger span{width:18px;height:2px;border-radius:2px;background:var(--ink)}.topbar__title{margin:0;flex:1 1;font-weight:600;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar__mode{padding:.2rem .65rem;border:1px solid var(--line);border-radius:999px;font-family:var(--font-mono);font-size:.72rem;color:var(--muted);white-space:nowrap}.thread{overflow-y:auto;scroll-behavior:smooth}.thread__inner{max-width:820px;margin-inline:auto;padding:1.6rem 1.2rem 2rem;display:grid;grid-gap:1.5rem;gap:1.5rem}.welcome{padding-top:clamp(1rem,6vh,4rem);animation:rise .7s var(--ease-out) both}@keyframes rise{0%{opacity:0;transform:translateY(18px)}}.welcome__eyebrow{margin:0;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}.welcome__title{margin-top:.7rem;font-size:clamp(1.9rem,5vw,2.9rem)}.welcome__title em{font-style:italic;background:linear-gradient(100deg,var(--orange),var(--blue));-webkit-background-clip:text;background-clip:text;color:transparent}.welcome__lead{margin-top:.9rem;max-width:52ch;color:var(--muted)}.welcome__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(230px,100%),1fr));grid-gap:.6rem;gap:.6rem;margin-top:2rem}.welcome__grid button{padding:.9rem 1rem;text-align:left;font-size:.88rem;color:var(--ink-soft);background:var(--raised);border:1px solid var(--line);border-radius:14px;transition:transform var(--fast) var(--ease),border-color var(--fast) var(--ease),box-shadow var(--fast) var(--ease)}.welcome__grid button:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:var(--shadow)}.msg{display:flex;gap:.85rem;animation:rise .45s var(--ease-out) both}.msg__avatar{flex:none;display:grid;place-items:center;width:34px;height:34px;border-radius:11px;font-family:var(--font-mono);font-size:.68rem;color:#fff;background:linear-gradient(135deg,var(--orange),var(--blue))}.msg--user .msg__avatar{background:var(--line-strong);color:var(--ink)}.msg__body{min-width:0;flex:1 1}.msg--user .msg__markdown{padding:.75rem 1rem;background:var(--bubble);border-radius:14px;display:inline-block;max-width:100%}.msg__images{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:.6rem}.msg__images img{width:148px;height:148px;object-fit:cover;border-radius:12px;border:1px solid var(--line)}.msg__generated figcaption{margin-top:.5rem;font-size:.78rem;color:var(--muted)}.msg__generated img{width:min(100%,460px);border-radius:14px;border:1px solid var(--line);background:var(--panel)}.msg__download{display:inline-flex;align-items:center;gap:.35rem;margin-top:.5rem;font-size:.8rem;font-weight:600;text-decoration:none}.msg__error{display:flex;align-items:flex-start;gap:.5rem;margin:0;padding:.8rem 1rem;border:1px solid rgba(255,90,31,.4);border-radius:12px;background:rgba(255,90,31,.07);font-size:.88rem}.msg__typing{display:inline-block;width:9px;height:16px;border-radius:2px;background:var(--accent);animation:blink 1s steps(2,start) infinite}@keyframes blink{50%{opacity:.2}}.msg__tools{display:flex;align-items:center;gap:.8rem;margin-top:.6rem}.msg__tools button{display:inline-flex;align-items:center;gap:.3rem;font-size:.75rem;color:var(--muted);transition:color var(--fast) var(--ease)}.msg__tools button:hover{color:var(--accent)}.msg__model{font-family:var(--font-mono);font-size:.68rem;color:var(--muted);opacity:.75}.msg__markdown>:first-child{margin-top:0}.msg__markdown>:last-child{margin-bottom:0}.msg__markdown ol,.msg__markdown p,.msg__markdown ul{margin:.7rem 0}.msg__markdown h1,.msg__markdown h2,.msg__markdown h3{margin:1.3rem 0 .5rem;font-size:1.15rem}.msg__markdown ol,.msg__markdown ul{padding-left:1.3rem}.msg__markdown li{margin:.25rem 0}.msg__markdown code{padding:.12rem .35rem;border-radius:6px;background:var(--code);font-family:var(--font-mono);font-size:.86em}.msg__markdown pre{padding:.9rem 1rem;border-radius:12px;background:var(--code);border:1px solid var(--line);overflow-x:auto}.msg__markdown pre code{padding:0;background:none}.msg__markdown blockquote{margin:.8rem 0;padding-left:.9rem;border-left:3px solid var(--accent);color:var(--ink-soft)}.msg__markdown table{width:100%;margin:.9rem 0;border-collapse:collapse;font-size:.88rem}.msg__markdown td,.msg__markdown th{padding:.5rem .7rem;border:1px solid var(--line);text-align:left}.msg__markdown th{background:var(--panel);font-weight:600}.msg__markdown a{text-decoration:underline;text-underline-offset:2px}.composer{padding:.8rem 1.2rem 1.1rem;border-top:1px solid var(--line);background:var(--bg)}.composer__inner{max-width:820px;margin-inline:auto}.composer__thumbs{display:flex;flex-wrap:wrap;gap:.5rem;margin:0 0 .6rem;padding:0;list-style:none}.composer__thumbs li{position:relative}.composer__thumbs img{width:62px;height:62px;object-fit:cover;border-radius:10px;border:1px solid var(--line)}.composer__thumbs button{position:absolute;top:-6px;right:-6px;display:grid;place-items:center;width:20px;height:20px;border-radius:50%;color:#fff;background:var(--ink)}.composer__row{display:flex;align-items:flex-end;gap:.4rem;padding:.4rem .4rem .4rem .5rem;border:1px solid var(--line-strong);border-radius:20px;background:var(--raised);box-shadow:var(--shadow);transition:border-color var(--fast) var(--ease)}.composer__row:focus-within{border-color:var(--accent)}.composer__icon{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;color:var(--muted);transition:color var(--fast) var(--ease),background-color var(--fast) var(--ease)}.composer__icon:hover:not(:disabled){color:var(--accent);background:var(--panel)}.composer__icon:disabled{opacity:.35;cursor:not-allowed}.composer__icon--on{color:#fff;background:linear-gradient(135deg,var(--orange),var(--blue))}.composer__icon--on:hover:not(:disabled){color:#fff}.composer textarea{flex:1 1;min-height:38px;max-height:220px;padding:.55rem .2rem;border:none;outline:none;background:none;resize:none;line-height:1.55}.composer__send{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;color:#fff;background:linear-gradient(135deg,var(--orange),var(--blue));transition:transform var(--fast) var(--ease)}.composer__send:hover{transform:translateY(-2px)}.composer__send--stop{background:var(--ink)}.composer__hint{margin:.55rem 0 0;font-size:.74rem;color:var(--muted);text-align:center}.composer__notice{color:var(--orange-deep);font-weight:600}@media (max-width:900px){.shell{grid-template-columns:1fr}.side{position:fixed;z-index:40;top:0;left:0;width:min(300px,86vw);transform:translateX(-102%);transition:transform .32s var(--ease-out)}.side--open{transform:none}.side__close{display:block}.topbar__burger{display:flex}.composer__inner,.thread__inner{padding-inline:.2rem}.composer{padding-inline:.9rem}}