:root{--bg:#0d1117;--bg2:#161b22;--bg3:#1f2630;--line:#2b3340;--tx:#e6edf3;--mut:#8b96a5;--acc:#7c5cff;--acc2:#9b82ff;--ok:#3fb950;--warn:#d29922;--bad:#f85149;--rad:12px}
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{background:var(--bg);color:var(--tx);font:15px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-text-size-adjust:100%}
button,input,select,textarea{font:inherit;color:inherit}
.hidden{display:none!important}
.muted{color:var(--mut)}.small{font-size:12px}
button{background:var(--bg3);border:1px solid var(--line);border-radius:8px;padding:7px 12px;cursor:pointer}
button:hover{border-color:var(--acc)}
button.primary{background:var(--acc);border-color:var(--acc);color:#fff}
button.primary:hover{background:var(--acc2)}
button.danger{background:var(--bad);border-color:var(--bad);color:#fff}
button.ghost{background:transparent;border-color:transparent}
button.ghost:hover{background:var(--bg3)}
button.sm{padding:3px 8px;font-size:12px}
button.icon{padding:6px 10px;font-size:18px;line-height:1}
button:disabled{opacity:.5;cursor:default}
select,input[type=text],input[type=search],input[type=password],textarea{background:var(--bg2);border:1px solid var(--line);border-radius:8px;padding:7px 10px;outline:none}
select:focus,input:focus,textarea:focus{border-color:var(--acc)}
.logo{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,var(--acc),#c084fc);font-weight:700;font-size:22px;color:#fff}
.logo.sm{width:26px;height:26px;border-radius:7px;font-size:14px}

/* login */
.login-body{display:grid;place-items:center;min-height:100%}
.login-card{width:min(340px,92vw);background:var(--bg2);border:1px solid var(--line);border-radius:16px;padding:28px;display:flex;flex-direction:column;gap:12px;align-items:stretch;text-align:center}
.login-card .logo{margin:0 auto}.login-card h1{margin:0;font-size:22px}.login-card p{margin:0 0 6px}
.err{color:var(--bad);min-height:20px;font-size:13px}

/* layout */
#app{display:flex;height:100%;height:100dvh}
#side{width:290px;flex:none;background:var(--bg2);border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0}
.side-head{display:flex;align-items:center;justify-content:space-between;padding:12px}
.brand{display:flex;align-items:center;gap:8px;font-weight:600}
#search{margin:0 12px 8px}
#list{flex:1;overflow:auto;padding:0 8px}
.item{display:flex;align-items:center;gap:8px;padding:9px 10px;border-radius:9px;cursor:pointer;border:1px solid transparent}
.item:hover{background:var(--bg3)}.item.cur{background:var(--bg3);border-color:var(--line)}
.item .t{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.item .m{display:none;gap:2px}.item:hover .m,.item.cur .m{display:flex}
.item .m button{padding:1px 6px;font-size:13px}
.item .sub{font-size:11px;color:var(--mut)}
.spin{width:10px;height:10px;border:2px solid var(--acc);border-top-color:transparent;border-radius:50%;animation:sp .8s linear infinite;flex:none}
.attn{width:9px;height:9px;border-radius:50%;background:var(--warn);flex:none}
@keyframes sp{to{transform:rotate(360deg)}}
.side-foot{display:flex;align-items:center;gap:8px;padding:10px 12px;border-top:1px solid var(--line)}
.side-foot button{margin-left:0}
.side-foot #btnImport{margin-left:auto}
.dot{width:9px;height:9px;border-radius:50%;background:var(--ok)}.dot.off{background:var(--bad)}
#main{flex:1;display:flex;flex-direction:column;min-width:0;position:relative}
#head{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--line);background:var(--bg)}
#btnMenu{display:none}
.titlebox{flex:1;min-width:0}.title{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#cwd{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ctrls{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.ctrls select{max-width:190px}
.chk{display:flex;align-items:center;gap:5px;font-size:13px;color:var(--mut);cursor:pointer}
.ctx{position:relative;width:74px;height:22px;background:var(--bg2);border:1px solid var(--line);border-radius:6px;overflow:hidden;font-size:11px;display:grid;place-items:center}
#ctxBar{position:absolute;left:0;top:0;bottom:0;width:0;background:rgba(124,92,255,.45)}
#ctxTxt{position:relative}

/* mensajes */
#msgs{flex:1;overflow:auto;padding:18px 0 8px;scroll-behavior:auto;overflow-anchor:none}
.row-msg{max-width:860px;margin:0 auto;padding:6px 18px}
.user{display:flex;justify-content:flex-end}
.user .bub{background:var(--acc);color:#fff;border-radius:16px 16px 4px 16px;padding:9px 14px;max-width:88%;white-space:pre-wrap;word-break:break-word}
.user img{max-width:240px;max-height:200px;border-radius:8px;display:block;margin-top:6px}
.agent .body{word-break:break-word}
.agent .body>:first-child{margin-top:0}.agent .body>:last-child{margin-bottom:0}
.body p{margin:.6em 0}.body ul,.body ol{padding-left:1.4em}.body li{margin:.2em 0}
.body a{color:var(--acc2)}
.body table{border-collapse:collapse;display:block;overflow:auto;max-width:100%}
.body th,.body td{border:1px solid var(--line);padding:5px 10px}.body th{background:var(--bg2)}
.body blockquote{margin:.6em 0;padding:.1em 1em;border-left:3px solid var(--line);color:var(--mut)}
.body code{background:var(--bg3);padding:.1em .35em;border-radius:5px;font:13px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.body h1,.body h2,.body h3{margin:1em 0 .4em;line-height:1.25}.body h1{font-size:1.4em}.body h2{font-size:1.2em}.body h3{font-size:1.05em}
.body hr{border:0;border-top:1px solid var(--line)}
.code{margin:.7em 0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#0b0f14}
.code .ch{display:flex;justify-content:space-between;align-items:center;padding:4px 10px;background:var(--bg2);font-size:12px;color:var(--mut)}
.code .ch button{padding:1px 8px;font-size:12px}
.code pre{margin:0;padding:12px;overflow:auto;max-height:70vh}
.code pre code{background:none;padding:0;font-size:13px;white-space:pre}
.msgtools{opacity:0;transition:.15s;margin-top:2px}.agent:hover .msgtools{opacity:1}
.msgtools button{font-size:12px;padding:1px 8px}
.thought{color:var(--mut)}.thought summary{cursor:pointer;font-size:13px}
.thought .tb{white-space:pre-wrap;font-size:13px;border-left:2px solid var(--line);padding-left:10px;margin-top:4px;max-height:50vh;overflow:auto}
.card{border:1px solid var(--line);border-radius:var(--rad);background:var(--bg2);overflow:hidden}
.card>summary,.card .ct{display:flex;align-items:center;gap:8px;padding:8px 12px;cursor:pointer;list-style:none}
.card>summary::-webkit-details-marker{display:none}
.card .ico{width:22px;text-align:center}
.card .nm{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:14px}
.badge{font-size:11px;padding:1px 8px;border-radius:99px;background:var(--bg3);color:var(--mut)}
.badge.ok{background:rgba(63,185,80,.15);color:var(--ok)}.badge.bad{background:rgba(248,81,73,.15);color:var(--bad)}.badge.run{background:rgba(124,92,255,.2);color:var(--acc2)}
.card .cb{padding:0 12px 10px;border-top:1px solid var(--line)}
.card pre{margin:8px 0 0;padding:10px;background:#0b0f14;border-radius:8px;overflow:auto;max-height:340px;font:12.5px ui-monospace,Menlo,Consolas,monospace;white-space:pre-wrap;word-break:break-word}
.card .lbl{font-size:11px;color:var(--mut);margin-top:8px;text-transform:uppercase;letter-spacing:.05em}
.diff .a{background:rgba(63,185,80,.13)}.diff .d{background:rgba(248,81,73,.13)}
.perm{border-color:var(--warn)}.perm .acts{display:flex;gap:8px;flex-wrap:wrap;padding:8px 12px 12px}
.plan li{list-style:none}.plan ul{padding:4px 12px 10px;margin:0}
.info,.stopline{text-align:center;color:var(--mut);font-size:12px}
.errline{color:var(--bad);background:rgba(248,81,73,.08);border:1px solid rgba(248,81,73,.3);border-radius:10px;padding:8px 12px;white-space:pre-wrap}
.cursor::after{content:"▍";color:var(--acc2);animation:bl 1s steps(2) infinite}
@keyframes bl{50%{opacity:0}}
#toBottom{position:absolute;right:22px;bottom:130px;width:40px;height:40px;border-radius:50%;background:var(--acc);border-color:var(--acc);color:#fff;font-size:18px;z-index:5}

/* composer */
#composerWrap{padding:6px 14px calc(10px + env(safe-area-inset-bottom));position:relative}
#composer{max-width:860px;margin:0 auto;display:flex;gap:8px;align-items:flex-end;background:var(--bg2);border:1px solid var(--line);border-radius:14px;padding:8px}
#composer:focus-within{border-color:var(--acc)}
#input{flex:1;border:0;background:transparent;resize:none;max-height:40vh;padding:6px 4px;min-height:36px}
#atts{max-width:860px;margin:0 auto;display:flex;gap:8px;flex-wrap:wrap;padding-bottom:6px}
.att{position:relative}.att img{height:56px;border-radius:8px;border:1px solid var(--line)}
.att button{position:absolute;top:-6px;right:-6px;padding:0 6px;border-radius:99px;font-size:12px}
.hint{max-width:860px;margin:4px auto 0;text-align:center}
#palette{max-width:860px;margin:0 auto 6px;background:var(--bg2);border:1px solid var(--line);border-radius:12px;max-height:260px;overflow:auto}
#palette .pi{display:flex;gap:10px;padding:7px 12px;cursor:pointer}
#palette .pi:hover,#palette .pi.sel{background:var(--bg3)}#palette .pn{font-weight:600;min-width:110px}#palette .pd{color:var(--mut);font-size:13px}

/* modal */
#modal{position:fixed;inset:0;background:rgba(0,0,0,.6);display:grid;place-items:center;z-index:50}
.modal-card{width:min(560px,94vw);max-height:90vh;overflow:auto;background:var(--bg2);border:1px solid var(--line);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:8px}
.modal-card h3{margin:0 0 4px}.modal-card label{font-size:12px;color:var(--mut)}
.modal-card input,.modal-card select{width:100%}
.dirs{border:1px solid var(--line);border-radius:8px;max-height:180px;overflow:auto;background:var(--bg)}
.dirs div{padding:5px 10px;cursor:pointer;font-size:13px}.dirs div:hover{background:var(--bg3)}
.row{display:flex;gap:10px}.row>div{flex:1}.row.end{justify-content:flex-end;margin-top:6px}
#toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:var(--bg3);border:1px solid var(--line);padding:8px 14px;border-radius:10px;z-index:60}
#scrim{display:none}

@media(max-width:820px){
  #side{position:fixed;left:0;top:0;bottom:0;z-index:30;transform:translateX(-102%);transition:transform .2s;width:84vw;max-width:320px}
  body.menu #side{transform:none}
  body.menu #scrim{display:block;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:20}
  #btnMenu{display:inline-block}
  .ctrls{gap:6px}.ctrls select{max-width:130px;font-size:13px}.chk span{display:none}
  .row-msg{padding:5px 12px}
  .msgtools{opacity:1}
  #head{flex-wrap:wrap}
  .item .m{display:flex}
}

/* indicador de actividad */
#typing{max-width:860px;margin:0 auto 6px;display:flex;align-items:center;gap:10px;padding:8px 14px;background:var(--bg2);border:1px solid var(--line);border-radius:12px;font-size:14px}
#typing .dots{display:inline-flex;gap:4px}
#typing .dots i{width:7px;height:7px;border-radius:50%;background:var(--acc2);animation:dp 1.2s infinite ease-in-out}
#typing .dots i:nth-child(2){animation-delay:.2s}#typing .dots i:nth-child(3){animation-delay:.4s}
@keyframes dp{0%,80%,100%{transform:scale(.5);opacity:.4}40%{transform:scale(1);opacity:1}}
#typTxt{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}