/* Fat Cat 360 — light-theme, three-pane agentic workspace.
   Mirrors the contracts app shell: sticky header + footer, sidebar / chat / preview. */
:root{
  --blue:#1763b0; --blue-dark:#0f4c8a; --blue-soft:#e8f1fb; --blue-tint:#f3f8fd;
  --accent:#c0111f; --ink:#16202c; --muted:#64748b; --line:#e2e8f0;
  --bg:#f5f7fa; --panel:#ffffff;
  --shadow:0 1px 3px rgba(16,32,48,.08),0 4px 16px rgba(16,32,48,.05);
  --radius:12px; --header-h:56px; --footer-h:30px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
.ico{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;display:block}
a{color:var(--blue);text-decoration:none}
button{font-family:inherit}

/* shell */
.app{display:flex;flex-direction:column;height:100vh}
.app-header{height:var(--header-h);flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;padding:0 16px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.hdr-left{display:flex;align-items:center;gap:10px}
.hdr-logo{width:30px;height:30px;object-fit:contain}
.hdr-brand{display:flex;flex-direction:column;line-height:1.05}
.hdr-word{font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--blue)}
.hdr-sub{font-size:11px;font-weight:600;color:var(--muted)}
.hdr-right{display:flex;align-items:center;gap:12px}
.hdr-right a{color:var(--muted);font-size:13px;font-weight:600}
.hdr-right a:hover{color:var(--blue)}

.app-body{flex:1 1 auto;display:grid;--preview-w:380px;grid-template-columns:264px 1fr var(--preview-w);min-height:0}
.app-body.preview-collapsed{grid-template-columns:264px 1fr 46px !important}
.app-body.preview-collapsed .preview-body,.app-body.preview-collapsed .preview-title,.app-body.preview-collapsed .preview-actions,.app-body.preview-collapsed .preview-resize{display:none}
.app-body.preview-collapsed .preview-head{justify-content:center;padding:12px 0}
.app-body.preview-collapsed .preview-collapse .ico{transform:rotate(180deg)}
.preview-collapse .ico{transition:transform .2s ease}

.app-footer{height:var(--footer-h);flex:0 0 auto;display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;color:var(--muted);background:var(--panel);border-top:1px solid var(--line);position:sticky;bottom:0;z-index:20}

/* sidebar */
.sidebar{background:var(--panel);border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0;padding:12px 10px;gap:10px}
.new-eval-btn{display:flex;align-items:center;gap:8px;justify-content:center;background:var(--blue);color:#fff;border:0;border-radius:10px;padding:.6rem;font-size:.9rem;font-weight:600;cursor:pointer}
.new-eval-btn:hover{background:var(--blue-dark)}
.eval-list{overflow-y:auto;display:flex;flex-direction:column;gap:4px;min-height:0}
.eval-item{padding:.55rem .6rem;border-radius:9px;cursor:pointer;border:1px solid transparent}
.eval-item:hover{background:var(--blue-tint)}
.eval-item.active{background:var(--blue-soft);border-color:var(--blue-soft)}
.eval-item{position:relative;display:flex;align-items:flex-start;gap:.35rem}
.eval-item .ei-main{flex:1;min-width:0}
.eval-item .ei-name{font-size:.88rem;font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:.3rem}
.eval-item .ei-meta{font-size:.74rem;color:var(--muted);margin-top:1px}
.eval-item .pin-ico{width:12px;height:12px;color:var(--blue);flex:0 0 auto}
.eval-kebab{opacity:0;flex:0 0 auto;width:26px;height:26px;border:0;background:none;border-radius:6px;color:var(--muted);cursor:pointer;font-size:1.1rem;line-height:1}
.eval-item:hover .eval-kebab,.eval-kebab.open{opacity:1}
.eval-kebab:hover{background:#fff;color:var(--blue)}
.eval-empty{color:var(--muted);font-size:.82rem;padding:.5rem}

/* floating context menu (sidebar item + others) */
.item-menu{position:fixed;z-index:60;background:var(--panel);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:5px;min-width:170px}
.item-menu button{display:flex;align-items:center;gap:8px;width:100%;background:none;border:0;padding:.5rem .6rem;border-radius:7px;font-size:.86rem;color:var(--ink);cursor:pointer;text-align:left}
.item-menu button:hover{background:var(--blue-tint)}
.item-menu button.danger{color:var(--accent)}
.item-menu button.danger:hover{background:#fdecec}
.item-menu .mdiv{height:1px;background:var(--line);margin:4px 2px}

/* account menu */
.acct{position:relative}
.acct-btn{width:34px;height:34px;border-radius:50%;border:0;background:var(--blue);color:#fff;font-weight:800;font-size:.8rem;letter-spacing:.02em;cursor:pointer}
.acct-btn:hover{background:var(--blue-dark)}
.acct-pop{position:absolute;right:0;top:42px;min-width:250px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:8px;z-index:60}
.acct-head{display:flex;align-items:center;gap:10px;padding:.4rem .5rem .7rem}
.acct-avatar{width:34px;height:34px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.8rem}
.acct-name{font-weight:700;font-size:.9rem}
.acct-sub{font-size:.75rem;color:var(--muted)}
.acct-sec{font-size:10.5px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);opacity:.8;padding:9px 10px 3px}
.acct-item{display:flex;align-items:center;gap:9px;width:100%;background:none;border:0;padding:.5rem .6rem;border-radius:8px;font-size:.87rem;color:var(--ink);cursor:pointer;text-align:left;text-decoration:none}
.acct-item:hover{background:var(--blue-tint)}
.acct-item.soon{color:#8a96a5;cursor:default}
.acct-item.soon:hover{background:transparent}
.acct-item .soon-badge{margin-left:auto;font-size:10px;font-weight:700;color:var(--blue);background:var(--blue-soft);border-radius:999px;padding:2px 7px}
.acct-item .acct-count{margin-left:auto;font-size:11px;font-weight:700;color:#fff;background:var(--blue);border-radius:999px;padding:1px 7px;min-width:18px;text-align:center}
.acct-item.signout{color:var(--accent)}
.acct-item.signout:hover{background:#fdecec}
.acct-div{height:1px;background:var(--line);margin:6px 4px}

/* dialog + archived table */
.dlg{border:0;border-radius:14px;padding:0;max-width:640px;width:92%;box-shadow:var(--shadow)}
.dlg::backdrop{background:rgba(16,32,48,.35)}
.dlg-head{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.2rem;border-bottom:1px solid var(--line)}
.dlg-head h3{margin:0;font-size:1.05rem}
.dlg-body{padding:1rem 1.2rem;max-height:60vh;overflow-y:auto}
.arch-table{width:100%;border-collapse:collapse;font-size:.86rem}
.arch-table th,.arch-table td{text-align:left;padding:.55rem .5rem;border-bottom:1px solid var(--line);vertical-align:middle}
.arch-table th{color:var(--blue-dark);font-size:.75rem;text-transform:uppercase;letter-spacing:.03em}
.arch-actions{display:flex;gap:.35rem;justify-content:flex-end}
.arch-empty{color:var(--muted);text-align:center;padding:1.5rem}

/* chat main */
.main{display:flex;flex-direction:column;min-height:0;background:var(--bg)}
.messages{flex:1;overflow-y:auto;padding:1.4rem;display:flex;flex-direction:column;gap:.9rem}
.empty-state{margin:auto;text-align:center;max-width:440px;color:var(--muted)}
.empty-state img{width:56px;height:56px;object-fit:contain;opacity:.9;margin-bottom:.6rem}
.empty-state h2{color:var(--ink);margin:.2rem 0}
.msg{max-width:82%;padding:.7rem .9rem;border-radius:14px;font-size:.92rem;line-height:1.55;white-space:pre-wrap;box-shadow:var(--shadow)}
.msg.assistant{background:var(--panel);color:var(--ink);align-self:flex-start;border-bottom-left-radius:4px}
.msg.user{background:var(--blue);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.msg.thinking{background:var(--panel)}
.think{display:flex;align-items:center;gap:9px}
.think-logo{width:26px;height:26px;object-fit:contain;transform-origin:50% 72%;animation:catTilt 1.1s ease-in-out infinite}
.think-txt{color:var(--muted);font-style:italic;font-size:.9rem}
@keyframes catTilt{0%,100%{transform:rotate(-13deg)}50%{transform:rotate(13deg)}}
.err{color:var(--accent);font-size:.9rem}
.stopped{color:var(--muted);font-style:italic;font-size:.9rem}
.retry-btn{margin-top:.4rem;background:#fff;border:1px solid var(--line);color:var(--blue);border-radius:8px;padding:.25rem .6rem;font-size:.8rem;font-weight:600;cursor:pointer}
.retry-btn:hover{background:var(--blue-tint)}

/* markdown inside assistant bubbles + preview */
.msg.assistant h3,.preview-doc h3{font-size:1rem;margin:.5rem 0 .2rem;color:var(--ink)}
.msg.assistant h4,.msg.assistant h5,.msg.assistant h6{font-size:.92rem;margin:.7rem 0 .2rem;color:var(--blue-dark)}
.msg.assistant p{margin:.4rem 0}
.msg.assistant ul,.msg.assistant ol{margin:.35rem 0 .35rem 1.1rem;padding:0}
.msg.assistant li{margin:.15rem 0}
.msg.assistant code{background:var(--blue-tint);padding:.05rem .3rem;border-radius:4px;font-size:.86em}
.msg.assistant table,.preview-doc table{border-collapse:collapse;width:100%;margin:.5rem 0;font-size:.85rem}
.msg.assistant th,.msg.assistant td,.preview-doc th,.preview-doc td{border:1px solid var(--line);padding:.35rem .5rem;text-align:left;vertical-align:top}
.msg.assistant th,.preview-doc th{background:var(--blue-soft);color:var(--blue-dark);font-weight:700}
.msg.assistant tr:nth-child(even) td{background:var(--blue-tint)}
.msg.assistant a{color:var(--blue);text-decoration:underline}

/* tombstone confirm card */
.tomb-card{align-self:flex-start;max-width:92%;background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--blue);border-radius:12px;padding:.8rem .9rem;box-shadow:var(--shadow)}
.tomb-card h4{margin:0 0 .5rem;font-size:.86rem;color:var(--blue)}
.tomb-grid{display:grid;grid-template-columns:auto 1fr;gap:.25rem .7rem;font-size:.85rem}
.tomb-grid b{color:var(--muted);font-weight:600}

/* composer */
.composer{flex:0 0 auto;border-top:1px solid var(--line);background:var(--panel);padding:.7rem;display:flex;gap:.5rem;align-items:flex-end}
.composer.drag{background:var(--blue-tint);outline:2px dashed var(--blue);outline-offset:-6px}
.composer textarea{flex:1;resize:none;border:1px solid var(--line);border-radius:12px;padding:.6rem .7rem;font-size:.95rem;line-height:1.45;max-height:220px;font-family:inherit;color:var(--ink)}
.composer textarea::placeholder{color:#9aa7b5;font-style:italic}
.send-btn.stopping{background:var(--accent);border-color:var(--accent)}
.send-btn.stopping:hover{background:#a10e1a}
.plus-btn,.send-btn{flex:0 0 auto;width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;border-radius:12px;color:var(--muted);cursor:pointer;transition:.15s}
.plus-btn:hover,.send-btn:hover{color:var(--blue);border-color:var(--blue)}
.send-btn{background:var(--blue);color:#fff;border-color:var(--blue)}
.send-btn:hover{background:var(--blue-dark)}
.plus-menu{position:absolute;bottom:64px;left:12px;background:var(--panel);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:6px;z-index:40;min-width:190px}
.plus-menu button{display:flex;align-items:center;gap:8px;width:100%;background:none;border:0;padding:.5rem .6rem;border-radius:8px;font-size:.86rem;color:var(--ink);cursor:pointer;text-align:left}
.plus-menu button:hover{background:var(--blue-tint)}
.attach-note{font-size:.76rem;color:var(--muted);padding:0 .7rem .4rem}
.attach-note .up-err{color:var(--accent)}
.up-link{background:none;border:0;color:var(--blue);font-size:.76rem;font-weight:700;cursor:pointer;padding:0}
.up-link:hover{text-decoration:underline}

/* preview */
.preview{background:var(--panel);border-left:1px solid var(--line);display:flex;flex-direction:column;min-height:0;position:relative}
.preview-resize{position:absolute;left:-6px;top:0;width:13px;height:100%;cursor:col-resize;z-index:6;display:flex;align-items:center;justify-content:center}
.preview-resize:hover,.preview-resize.dragging{background:linear-gradient(90deg,transparent,var(--blue-soft),transparent)}
/* always-visible grip handle so the resizer is obvious */
.preview-resize .grip{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  width:8px;height:46px;border-radius:5px;background:#cfd8e3;box-shadow:0 1px 2px rgba(16,32,48,.15);transition:background .15s}
.preview-resize:hover .grip,.preview-resize.dragging .grip{background:var(--blue)}
.preview-resize .grip i{width:2.5px;height:2.5px;border-radius:50%;background:#fff;opacity:.85}
.preview-head{display:flex;align-items:center;gap:.5rem;justify-content:space-between;padding:.7rem .9rem;border-bottom:1px solid var(--line)}
.preview-head .preview-title{flex:1}
.preview-title{font-size:.9rem;font-weight:700;color:var(--ink)}
.preview-actions{display:flex;gap:.35rem}
.preview-body{flex:1;overflow-y:auto;padding:1rem}
.doc-tabs{display:flex;gap:.3rem;flex-wrap:wrap;margin-bottom:.7rem}
.doc-tab{font-size:.76rem;padding:.25rem .6rem;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--muted);cursor:pointer}
.doc-tab.active{background:var(--blue-soft);color:var(--blue-dark);border-color:var(--blue-soft)}
.preview-doc h3{font-size:1.05rem;color:var(--ink);margin:.2rem 0 .1rem}
.preview-doc h4{font-size:.9rem;color:var(--blue-dark);margin:.9rem 0 .2rem}
.preview-doc .secbody{font-size:.86rem;line-height:1.55;color:#28323f}
.preview-empty{color:var(--muted);font-size:.86rem;text-align:center;margin-top:2rem}
.ready-badge{color:#1a7f37;font-weight:700;font-size:.72rem;background:#e6f6ea;border-radius:999px;padding:1px 8px;margin-left:.3rem}
@keyframes previewFlash{0%{box-shadow:inset 0 0 0 3px var(--blue)}100%{box-shadow:inset 0 0 0 0 rgba(23,99,176,0)}}
.preview.flash{animation:previewFlash 1.5s ease-out 2}
@keyframes btnPulse{0%,100%{transform:scale(1);box-shadow:0 0 0 0 var(--blue-soft)}50%{transform:scale(1.09);box-shadow:0 0 0 5px var(--blue-soft)}}
.btn.pulse{animation:btnPulse 1s ease-in-out 3}
.toast{position:fixed;left:50%;bottom:54px;transform:translateX(-50%) translateY(20px);background:var(--navy,#0f2440);color:#fff;padding:.6rem 1rem;border-radius:10px;font-size:.88rem;font-weight:600;box-shadow:var(--shadow);z-index:80;opacity:0;transition:opacity .25s,transform .25s;display:flex;align-items:center;gap:.5rem}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast .toast-cta{color:#8fd0ff;text-decoration:underline;cursor:pointer}
.btn{display:inline-flex;align-items:center;gap:6px;background:var(--blue);color:#fff;border:0;border-radius:8px;padding:.4rem .7rem;font-size:.82rem;font-weight:600;cursor:pointer}
.btn.ghost{background:#fff;color:var(--blue);border:1px solid var(--line)}
.btn:hover{background:var(--blue-dark)}
.btn.ghost:hover{background:var(--blue-tint)}
.btn.ghost.danger{color:var(--accent)}
.btn.ghost.danger:hover{background:#fdecec}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:8px;border:1px solid transparent;background:transparent;color:var(--muted);cursor:pointer}
.icon-btn:hover{background:var(--blue-soft);color:var(--blue)}
.chip{display:inline-block;padding:.1rem .5rem;border-radius:999px;font-size:.7rem;background:var(--blue-soft);color:var(--blue-dark);text-transform:capitalize}
.warn{background:#fff7e6;color:#8a5a00;padding:.5rem .8rem;border-radius:8px;font-size:.84rem;margin:.6rem 1rem}

/* login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}
.login-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:2rem;width:340px;text-align:center}
.login-card img{width:52px;height:52px;object-fit:contain;margin-bottom:.4rem}
.login-card input{width:100%;padding:.6rem;border:1px solid var(--line);border-radius:8px;margin:.5rem 0}
.login-card .error{color:var(--accent);font-size:.85rem}

@media(max-width:900px){.app-body{grid-template-columns:1fr}.sidebar,.preview{display:none}}

/* admin */
.admin-wrap{flex:1;overflow-y:auto;padding:1.4rem;max-width:1200px;margin:0 auto;width:100%}
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:.8rem;margin-bottom:1.2rem}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:.9rem 1rem;box-shadow:var(--shadow)}
.kpi-val{font-size:1.7rem;font-weight:800;color:var(--blue-dark);line-height:1}
.kpi-label{font-size:.82rem;font-weight:700;color:var(--ink);margin-top:.3rem}
.kpi-sub{font-size:.72rem;color:var(--muted)}
.admin-cols{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1rem 1.1rem;box-shadow:var(--shadow)}
.panel h3{margin:.1rem 0 .7rem;font-size:.92rem;color:var(--blue-dark)}
.bars{display:flex;flex-direction:column;gap:.35rem}
.bar-row{display:grid;grid-template-columns:70px 1fr 34px;align-items:center;gap:.5rem;font-size:.8rem}
.bar-lab{color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-track{background:var(--blue-tint);border-radius:6px;height:14px;overflow:hidden}
.bar-fill{display:block;height:100%;background:var(--blue);border-radius:6px;min-width:2px}
.bar-fill.alt{background:#3f7fca}
.bar-n{text-align:right;color:var(--ink);font-weight:600}
table.mini{width:100%;border-collapse:collapse;font-size:.85rem}
table.mini td,table.mini th{padding:.4rem .3rem;border-bottom:1px solid var(--line);text-align:left}
table.mini th{color:var(--blue-dark);font-size:.72rem;text-transform:uppercase;letter-spacing:.03em}
table.mini td.num{text-align:right;font-weight:700;color:var(--blue-dark);width:60px}
table.mini.wide td{font-size:.82rem}
@media(max-width:820px){.admin-cols{grid-template-columns:1fr}}