:root{--bg: #f4f5f7;--fg: #1d2330;--muted: #6b7280;--card: #fff;--border: #d9dde4;--accent: #2b5cab;--accent-fg: #fff;--user: #dbe7fb;--err: #b42318;--err-bg: #fdecea}@media (prefers-color-scheme: dark){:root{--bg: #14171d;--fg: #e5e7eb;--muted: #9aa3b2;--card: #1e232c;--border: #303744;--accent: #5b8def;--accent-fg: #0b1220;--user: #27365a;--err: #ffb4a9;--err-bg: #3a1d1a}}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--fg);font:16px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}.muted{color:var(--muted)}.center{min-height:100%;display:flex;align-items:center;justify-content:center;padding:16px}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:24px}.login{width:100%;max-width:360px;display:flex;flex-direction:column;gap:14px}.login h1{margin:0 0 4px;font-size:1.4rem}label{display:flex;flex-direction:column;gap:4px;font-size:.9rem}input,textarea{font:inherit;color:inherit;background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:8px 10px}input:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:-1px}button{font:inherit;background:var(--accent);color:var(--accent-fg);border:0;border-radius:6px;padding:8px 16px;cursor:pointer}button:disabled{opacity:.5;cursor:default}button.secondary{background:transparent;color:var(--fg);border:1px solid var(--border)}button.small{padding:4px 10px;font-size:.85rem}.error{background:var(--err-bg);color:var(--err);border-radius:6px;padding:8px 10px;font-size:.9rem}.row{display:flex;gap:8px;justify-content:flex-end}.chat{height:100%;display:flex;flex-direction:column;max-width:900px;margin:0 auto;background:var(--card);border-left:1px solid var(--border);border-right:1px solid var(--border)}header{display:flex;align-items:center;gap:8px;padding:10px 14px;border-bottom:1px solid var(--border);flex-wrap:wrap}header .spacer{flex:1}header .user{font-size:.9rem}main{flex:1;overflow-y:auto;padding:16px 14px;display:flex;flex-direction:column;gap:12px}.hint{text-align:center;margin-top:20vh}.msg{max-width:85%;padding:8px 12px;border-radius:10px;overflow-wrap:anywhere}.msg.user{align-self:flex-end;background:var(--user)}.msg.assistant{align-self:flex-start;background:var(--bg);border:1px solid var(--border)}.msg.error{align-self:flex-start;background:var(--err-bg);color:var(--err)}.msg .plain{white-space:pre-wrap}.msg p{margin:.4em 0}.msg p:first-child{margin-top:0}.msg p:last-child{margin-bottom:0}.msg ul,.msg ol{padding-left:1.4em;margin:.4em 0}.msg pre{overflow-x:auto;background:var(--card);padding:8px;border-radius:6px}.msg code{font-size:.9em}.typing{display:flex;gap:4px;align-items:center}.typing span{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:blink 1.2s infinite}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}@keyframes blink{0%,80%,to{opacity:.25}40%{opacity:1}}footer{display:flex;gap:8px;padding:10px 14px;border-top:1px solid var(--border);align-items:flex-end}footer textarea{flex:1;resize:none}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;padding:16px}.dialog{width:100%;max-width:380px;display:flex;flex-direction:column;gap:12px}.dialog h2{margin:0;font-size:1.15rem}.dialog.wide{max-width:760px;max-height:90vh;overflow-y:auto}.row.between{justify-content:space-between;align-items:center}.info{background:var(--user);border-radius:6px;padding:8px 10px;font-size:.9rem}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.9rem}th,td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--border);vertical-align:top}td.actions{display:flex;gap:4px;flex-wrap:wrap}.small-text{font-size:.8rem}button.danger{color:var(--err)}.newuser h3{margin:4px 0 8px;font-size:1rem}.grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:8px}select{font:inherit;color:inherit;background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:8px 10px}@media (max-width: 560px){.grid{grid-template-columns:1fr}}.help h3{margin:14px 0 4px;font-size:1rem}.help ul{margin:0;padding-left:1.2em}.help li{margin:4px 0}.help .ex{font-style:normal;background:var(--bg);border:1px solid var(--border);border-radius:4px;padding:0 4px}.help .ex:before,.help .ex:after{content:none}.help code{background:var(--bg);border:1px solid var(--border);border-radius:4px;padding:0 4px}