@font-face{font-family:'Plex Ar';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/plex-ar-400.woff2') format('woff2')}
@font-face{font-family:'Plex Ar';font-style:normal;font-weight:500;font-display:swap;src:url('fonts/plex-ar-500.woff2') format('woff2')}
@font-face{font-family:'Plex Ar';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/plex-ar-600.woff2') format('woff2')}
@font-face{font-family:'Plex Ar';font-style:normal;font-weight:700;font-display:swap;src:url('fonts/plex-ar-700.woff2') format('woff2')}
@font-face{font-family:'Plex Lat';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/plex-lat-400.woff2') format('woff2')}
@font-face{font-family:'Plex Lat';font-style:normal;font-weight:500;font-display:swap;src:url('fonts/plex-lat-500.woff2') format('woff2')}
@font-face{font-family:'Plex Lat';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/plex-lat-600.woff2') format('woff2')}
@font-face{font-family:'Plex Lat';font-style:normal;font-weight:700;font-display:swap;src:url('fonts/plex-lat-700.woff2') format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/jbmono-lat.woff2') format('woff2')}

:root{
  --bg:#161616;
  --panel:#1e1e1e;
  --panel2:#232323;
  --border:#2a2a2a;
  --border2:#383838;
  --text:#ece6e1;
  --muted:#9a9591;
  --dim:#6f6b67;
  --accent:#e39a3b;
  --accent2:#d4862a;
  --accent-soft:#241d12;
  --grad:linear-gradient(135deg, #e39a3b 0%, #c97b1d 100%);
  --ok:#6fcf97;
  --err:#e76c6c;
  --warn:#f2b24d;
  --r:14px;
  --r-sm:10px;
  --font:'Plex Ar','Plex Lat',system-ui,'Segoe UI',Tahoma,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
  --shadow:0 10px 28px rgba(0,0,0,.38);
  --accent-shadow:0 10px 24px rgba(227,154,59,.28);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font);font-size:15px;line-height:1.78;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow:hidden;
}
/* subtle copper grain behind everything */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(860px 520px at 86% -12%, rgba(227,154,59,.09), transparent 58%),
    radial-gradient(720px 420px at -10% 108%, rgba(154,102,42,.05), transparent 58%);
}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:#2e2e2e;border-radius:8px;border:2px solid var(--bg)}
::-webkit-scrollbar-track{background:transparent}
a{color:var(--accent);text-decoration:none}

/* brand glyph (uses accent) */
.brand-mark{
  width:44px;height:44px;border-radius:12px;background:var(--grad);
  display:grid;place-items:center;box-shadow:var(--accent-shadow);flex:none
}
.brand-mark svg{width:24px;height:24px;color:#16130f}

/* ------------- setup / login page ------------- */
.setup{
  position:relative;z-index:1;min-height:100vh;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:28px 18px;gap:0;
}
.setup-logo{
  width:64px;height:64px;border-radius:16px;background:var(--grad);
  display:grid;place-items:center;box-shadow:var(--accent-shadow);margin-bottom:18px
}
.setup-logo svg{width:32px;height:32px;color:#16130f}
.setup-card{
  width:100%;max-width:420px;background:linear-gradient(180deg, var(--panel), #202020);
  border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);
  padding:28px 28px 22px;text-align:center
}
.setup-card h1{font-size:22px;margin:0 0 6px;font-weight:700;letter-spacing:0}
.setup-card p{color:var(--muted);font-size:14px;margin:0 0 18px;line-height:1.75}
.setup-card label{display:block;text-align:right;font-weight:600;font-size:14px;color:#d6d0cc;margin:14px 0 6px}
.setup-card input{
  width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--border2);
  background:#111111;color:var(--text);font-family:inherit;font-size:15px;outline:none;transition:border .2s,box-shadow .2s
}
.setup-card input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(227,154,59,.18)}
.setup-card button.primary{
  width:100%;margin-top:18px;padding:13px;border:0;border-radius:12px;background:var(--grad);color:#17120d;
  font-family:inherit;font-size:15px;font-weight:700;cursor:pointer;transition:filter .2s,transform .12s;box-shadow:var(--accent-shadow)
}
.setup-card button.primary:hover{filter:brightness(1.08)}
.setup-card button.primary:active{transform:translateY(1px)}
.setup-card button.primary:disabled{opacity:.55;cursor:default}
.err{margin-top:12px;padding:10px 12px;border-radius:10px;font-size:14px;background:rgba(231,108,108,.10);color:#f0a0a0;border:1px solid rgba(231,108,108,.28);display:none;text-align:right}
.err.show{display:block}

/* ------------- app layout (sidebar + main) ------------- */
.shell{
  position:relative;z-index:1;height:100vh;display:flex;flex-direction:row
}
.sidebar{
  width:320px;min-width:320px;background:#181818;border-inline-start:none;border-inline-end:1px solid var(--border);
  display:flex;flex-direction:column;overflow:hidden
}
.sidebar-head{
  padding:18px 18px 14px;border-bottom:1px solid var(--border);display:flex;flex-direction:column;gap:14px
}
.sidebar-head-top{display:flex;align-items:center;gap:12px}
.sidebar-head-top-txt{display:flex;flex-direction:column;line-height:1.3}
.sidebar-head-top-txt b{font-size:17px;font-weight:700}
.sidebar-head-top-txt span{font-size:12.5px;color:var(--muted)}
.btn-primary{
  width:100%;padding:11px;border:0;border-radius:10px;background:var(--grad);color:#17120d;
  font-family:inherit;font-size:14px;font-weight:700;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  box-shadow:var(--accent-shadow);transition:filter .2s,transform .12s
}
.btn-primary:hover{filter:brightness(1.08)}
.btn-primary:active{transform:translateY(1px)}
.btn-primary svg{width:16px;height:16px;flex:none;color:#17120d}
.btn-ghost{padding:8px 12px;border-radius:10px;border:1px solid var(--border2);background:transparent;color:var(--muted);font-family:inherit;font-size:13px;cursor:pointer;transition:.2s}
.btn-ghost:hover{color:var(--text);border-color:var(--border2)}
.picks{padding:10px 16px 0;display:flex;flex-direction:column;gap:10px}
.picks label{font-size:13px;font-weight:600;color:var(--muted)}
.picks select{
  width:100%;padding:9px 12px;border-radius:10px;border:1px solid var(--border);background:#121212;color:var(--text);font-family:inherit;font-size:14px;outline:none
}
.sessions-list{flex:1;overflow:auto;padding:12px 10px;display:flex;flex-direction:column;gap:8px}
.sessions-head{font-size:12.5px;font-weight:700;color:var(--muted);letter-spacing:.02em;margin:6px 8px 4px}
.session-item{
  width:100%;text-align:right;display:flex;flex-direction:column;gap:2px;
  padding:10px 11px;border-radius:11px;border:1px solid transparent;background:var(--panel);cursor:pointer;transition:.15s
}
.session-item:hover{border-color:var(--border2);background:#242424}
.session-item.active{border-color:rgba(227,154,59,.35);background:var(--accent-soft)}
.session-item .title{font-size:13.5px;font-weight:600;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.session-item .meta{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.session-item .del{margin-top:2px;border:0;background:transparent;color:var(--dim);font-size:12px;cursor:pointer;padding:0;text-align:right}
.session-item .del:hover{color:var(--err)}
.sidebar-foot{
  padding:12px 14px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:8px
}
.sidebar-foot .info{font-size:12px;color:var(--muted);line-height:1.7}
.sidebar-foot .logout{width:100%;padding:9px;border-radius:10px;border:1px solid var(--border);background:transparent;color:var(--muted);font-family:inherit;font-size:13px;cursor:pointer;transition:.2s}
.sidebar-foot .logout:hover{border-color:var(--border2);color:var(--text)}

.main{
  flex:1;min-width:0;display:flex;flex-direction:column;overflow:hidden;background:var(--bg)
}
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 22px;border-bottom:1px solid var(--border);background:rgba(22,22,22,.86);backdrop-filter:blur(10px)
}
.topbar-left{display:flex;align-items:center;gap:10px;min-width:0}
.topbar h2{margin:0;font-size:17px;font-weight:700;letter-spacing:0}
.topbar p{margin:2px 0 0;font-size:13px;color:var(--muted)}
.badges{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.ver-chip{
  font-size:12px;padding:5px 10px;border-radius:999px;border:1px solid var(--border);
  background:var(--panel);color:var(--muted)
}
.dot{width:8px;height:8px;border-radius:50%;background:#4a4a4a;display:inline-block;vertical-align:middle;margin-inline-end:6px}
.dot.on{background:var(--ok);box-shadow:0 0 0 4px rgba(111,207,151,.10)}
.dot.bad{background:var(--err)}
.hamburger{
  display:none;width:38px;height:38px;border-radius:10px;border:1px solid var(--border);background:var(--panel);color:var(--muted);
  place-items:center;cursor:pointer
}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:8;display:none}
.overlay.show{display:block}

/* transcript */
.transcript{flex:1;overflow:auto;padding:28px 26px;display:flex;flex-direction:column;gap:18px}
.bubble{
  max-width:860px;width:100%;align-self:stretch;padding:16px 18px;border-radius:14px;
  background:var(--panel);border:1px solid var(--border);line-height:1.85;font-size:14.5px
}
.bubble.user{background:#261f14;border-color:rgba(227,154,59,.18);align-self:flex-start;max-width:740px}
.bubble.assistant{background:var(--panel);color:var(--text)}
.bubble.error{background:rgba(231,108,108,.10);color:#f0a0a0;border-color:rgba(231,108,108,.25)}
.bubble .role{font-size:12px;font-weight:700;color:var(--muted);margin-bottom:8px;letter-spacing:.02em}
.bubble.user .role{color:var(--accent)}
.bubble pre{
  direction:ltr;text-align:left;background:#111;padding:12px;border-radius:10px;overflow:auto;
  border:1px solid var(--border);font-family:var(--mono);font-size:13px;line-height:1.55;margin:10px 0
}
.bubble code{
  direction:ltr;display:inline;font-family:var(--mono);font-size:13px;background:rgba(255,255,255,.06);padding:2px 6px;border-radius:6px
}
.bubble pre code{background:transparent;padding:0;border-radius:0}
.chip{
  display:inline-flex;align-items:center;gap:7px;padding:5px 10px;border-radius:999px;
  background:rgba(227,154,59,.12);border:1px solid rgba(227,154,59,.20);color:var(--accent);
  font-size:12.5px;margin:4px 0 0
}
.chip .pulse{width:7px;height:7px;border-radius:50%;background:var(--accent);animation:cp 1.1s ease-in-out infinite}
@keyframes cp{0%,100%{opacity:1}50%{opacity:.45}}
.stop-btn{
  margin-top:10px;padding:7px 12px;border-radius:8px;border:1px solid var(--border2);
  background:var(--panel);color:var(--muted);font-family:inherit;font-size:12.5px;cursor:pointer;transition:.2s
}
.stop-btn:hover{color:var(--err);border-color:rgba(231,108,108,.30)}

.empty{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
  gap:10px;padding:48px 24px;color:var(--muted)
}
.empty-icon{
  width:62px;height:62px;border-radius:16px;background:var(--accent-soft);display:grid;place-items:center;border:1px solid rgba(227,154,59,.18)
}
.empty-icon svg{width:30px;height:30px;color:var(--accent)}
.empty h3{color:var(--text);font-size:17px;margin:0}

/* composer */
.composer{
  padding:14px 18px;border-top:1px solid var(--border);background:rgba(22,22,22,.92);backdrop-filter:blur(10px)
}
.composer-inner{
  position:relative;display:flex;align-items:flex-end;gap:10px;
  background:#121212;border:1px solid var(--border);border-radius:14px;padding:10px 12px
}
.composer-inner:focus-within{border-color:rgba(227,154,59,.35);box-shadow:0 0 0 3px rgba(227,154,59,.10)}
.composer textarea{
  flex:1;min-height:22px;max-height:140px;resize:none;border:0;background:transparent;color:var(--text);
  font-family:inherit;font-size:14.5px;line-height:1.6;outline:none;padding:4px 0
}
.send-btn{
  flex:none;width:36px;height:36px;border-radius:10px;border:1px solid transparent;background:var(--grad);color:#17120d;
  display:grid;place-items:center;cursor:pointer;transition:filter .2s,transform .12s;box-shadow:var(--accent-shadow)
}
.send-btn:hover{filter:brightness(1.08)}
.send-btn:active{transform:translateY(1px)}
.send-btn svg{width:16px;height:16px}
.footerline{margin-top:8px;font-size:12px;color:var(--muted);text-align:center}

/* palette */
.palette{
  position:absolute;bottom:100%;left:16px;right:16px;margin-bottom:12px;
  background:#191919;border:1px solid var(--border2);border-radius:12px;overflow:hidden;box-shadow:var(--shadow);display:none
}
.palette.show{display:block}
.palette-item{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 14px;border:0;background:transparent;color:var(--text);font-family:inherit;cursor:pointer;text-align:right
}
.palette-item:hover{background:#242424}
.palette-item.active{background:var(--accent-soft);border-inline-end:3px solid var(--accent)}
.palette-item .desc{font-size:12.5px;color:var(--muted)}

/* toast */
.toasts{position:fixed;bottom:18px;inset-inline-start:18px;z-index:30;display:flex;flex-direction:column;gap:8px}
.toast{background:#1e1e1e;border:1px solid var(--border2);border-inline-start:3px solid var(--accent);border-radius:10px;padding:10px 14px;font-size:13.5px;box-shadow:var(--shadow);opacity:0;transform:translateY(8px);transition:.25s;color:var(--text)}
.toast.show{opacity:1;transform:none}
.toast.err{border-inline-start-color:var(--err);color:#f0a0a0}
.toast.ok{border-inline-start-color:var(--ok)}

@media (max-width:900px){
  body{overflow:auto}
  .sidebar{
    position:fixed;inset:0 auto 0 0;inset-inline-end:auto;inset-inline-start:0;width:86%;max-width:360px;z-index:9;transform:translateX(100%);transition:transform .22s
  }
  .sidebar.open{transform:none}
  .hamburger{display:grid}
  .shell{flex-direction:column;height:auto;min-height:100vh}
  .main{min-height:100vh}
  .transcript{padding:18px 16px}
}

[hidden]{display:none !important}