:root{color-scheme:light dark;--bg: #0f172a;--panel: #ffffff;--panel-soft: #f8fafc;--text: #0f172a;--muted: #64748b;--line: #e2e8f0;--accent: #059669;--accent-dark: #047857;--warn: #b45309;--warn-bg: #fef3c7;--error: #b91c1c;--error-bg: #fee2e2;--ok-bg: #d1fae5;--ok-text: #065f46}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:#f1f5f9;color:var(--text);min-height:100vh}.app{max-width:1080px;margin:0 auto;padding:24px 16px 48px}.topbar{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:flex-end;color:var(--text);margin-bottom:20px}.topbar__eyebrow{margin:0;text-transform:uppercase;letter-spacing:.08em;font-size:12px;color:var(--muted)}.topbar h1{margin:4px 0;font-size:32px}.topbar__subtitle{margin:0;color:var(--muted);max-width:520px;font-size:14px}.topbar__meta{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted);text-align:right;word-break:break-all}.banner{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:12px 16px;border-radius:12px;background:var(--panel);border:1px solid var(--line);margin-bottom:20px;box-shadow:0 8px 24px #0f172a14}.banner--ok{border-left:4px solid var(--accent)}.banner--warn{border-left:4px solid var(--warn)}.banner--error{border-left:4px solid var(--error)}.banner--neutral{border-left:4px solid var(--muted)}.banner span{font-size:14px;color:var(--muted);flex:1}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px;box-shadow:0 8px 24px #0f172a0f;display:flex;flex-direction:column;gap:14px}.card__head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.card__head h2{margin:0;font-size:17px}.card__subtitle{margin:4px 0 0;font-size:13px;color:var(--muted)}.card__actions{flex-shrink:0}.card__body{display:flex;flex-direction:column;gap:12px}.field{display:flex;flex-direction:column;gap:6px}.field label{font-size:13px;font-weight:600;color:var(--muted)}input[type=text],input,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;background:var(--panel-soft);color:var(--text)}input:disabled,textarea:disabled{opacity:.6}textarea{resize:vertical}.row{display:flex;flex-wrap:wrap;gap:8px}button{border:1px solid transparent;background:var(--accent);color:#fff;padding:9px 14px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer}button:hover:not(:disabled){background:var(--accent-dark)}button:disabled{opacity:.5;cursor:not-allowed}button.ghost{background:transparent;color:var(--accent-dark);border-color:var(--accent)}button.ghost:hover:not(:disabled){background:var(--ok-bg)}button.danger{background:var(--error)}button.danger:hover:not(:disabled){background:#991b1b}button.link{background:none;color:var(--accent-dark);padding:4px;font-weight:600}.checkbox{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--muted)}.checkbox input{width:auto}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:700;text-transform:capitalize;white-space:nowrap}.badge--ok{background:var(--ok-bg);color:var(--ok-text)}.badge--warn{background:var(--warn-bg);color:var(--warn)}.badge--error{background:var(--error-bg);color:var(--error)}.badge--neutral{background:#e2e8f0;color:#334155}.summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:8px;margin:0;padding:12px;background:var(--panel-soft);border-radius:8px}.summary dt{font-size:12px;color:var(--muted)}.summary dd{margin:2px 0 0;font-size:14px;font-weight:600;word-break:break-all}.checks{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.checks li{display:flex;align-items:center;gap:10px;font-size:13px}.checks__name{font-weight:600;min-width:96px}.checks__detail{color:var(--muted)}.result{border-radius:8px;border:1px solid var(--line);padding:10px 12px;background:var(--panel-soft)}.result--ok{border-color:#6ee7b7}.result--error{border-color:#fca5a5}.result__meta{font-size:12px;color:var(--muted);margin-bottom:6px}.result pre{margin:0;font-size:12px;white-space:pre-wrap;word-break:break-word;max-height:260px;overflow:auto}.note{margin:0;font-size:13px;color:var(--muted)}.note--error{color:var(--error)}.note--warn{color:var(--warn);background:var(--warn-bg);padding:8px 10px;border-radius:8px}code{background:#e2e8f0;padding:1px 5px;border-radius:4px;font-size:12px}.footer{margin-top:24px;font-size:12px;color:#94a3b8}@media(max-width:640px){.topbar h1{font-size:26px}.topbar__meta{text-align:left}}.card--wide{grid-column:1 / -1}.report{width:100%;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;line-height:1.45;white-space:pre;overflow:auto}.note--ok{color:#1d6b45}.conn-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px}.conn{display:flex;flex-direction:column;gap:12px}.conn__meta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:0;font-size:12px}.conn__meta code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.qr{display:flex;flex-direction:column;gap:8px;align-items:center}.qr img{width:224px;height:224px;padding:8px;border-radius:10px;background:#fff;border:1px solid #d9e2dc;image-rendering:pixelated}.conn-pair{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end;padding-top:8px;border-top:1px solid #eceeec}.conn-pair .field{flex:1;min-width:200px}.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 16px}.login__card{width:100%;max-width:380px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:24px;display:flex;flex-direction:column;gap:14px;box-shadow:0 12px 32px #0f172a2e}.login__eyebrow{margin:0;text-transform:uppercase;letter-spacing:.08em;font-size:12px;color:var(--muted)}.login__card h1{margin:0;font-size:26px}.login__subtitle{margin:0;font-size:13px;color:var(--muted)}.login__foot{margin:0;font-size:11px;color:var(--muted);word-break:break-all}.app-shell{display:grid;grid-template-columns:240px minmax(0,1fr);gap:20px;max-width:1320px;margin:0 auto;padding:24px 16px 48px;align-items:start}.rail{position:sticky;top:24px;display:flex;flex-direction:column;gap:20px;padding:18px;border-radius:14px;background:#0f172a;color:#e2e8f0;border:1px solid #1e293b}.rail__brand{display:flex;align-items:center;gap:10px}.rail__mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;background:var(--accent);color:#fff;font-weight:800;font-size:13px}.rail__name{font-weight:700;font-size:16px}.rail__nav{display:flex;flex-direction:column;gap:6px}.rail__item{text-align:left;background:transparent;color:#cbd5e1;border:1px solid transparent;border-radius:9px;padding:10px 12px;font-weight:600}.rail__item:hover:not(:disabled){background:#1e293b}.rail__item--active{background:#1e293b;color:#fff;border-color:#334155}.rail__foot{margin-top:auto;display:flex;flex-direction:column;gap:8px;font-size:12px;color:#94a3b8}.rail__user{word-break:break-all}button.link--onDark{color:#6ee7b7}.shell{min-width:0;display:flex;flex-direction:column}.shell__body{min-width:0}.attendance{display:flex;flex-direction:column;gap:16px}.attendance__notice{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:10px 14px;border-radius:12px;background:var(--warn-bg);color:var(--warn);border:1px solid #fcd34d;font-size:13px}.attendance__layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:16px;align-items:stretch;min-height:520px}.attendance__layout--tools{grid-template-columns:300px minmax(0,1fr) 320px}.conv-list,.chat,.tools{background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 24px #0f172a0f;display:flex;flex-direction:column;min-width:0}.conv-list{padding:14px;gap:12px}.conv-list__head{display:flex;align-items:center;justify-content:space-between}.conv-list__head h2{margin:0;font-size:16px}.conv-list__filters{display:flex;flex-wrap:wrap;gap:6px}.chip{background:#eef2f6;color:#334155;border:1px solid transparent;border-radius:999px;padding:5px 11px;font-size:12px;font-weight:600}.chip:hover:not(:disabled){background:#e2e8f0}.chip--active{background:var(--accent);color:#fff}.conv-list__empty{flex:1;display:flex;flex-direction:column;gap:6px;justify-content:center;text-align:center;padding:16px;border:1px dashed var(--line);border-radius:10px}.chat__head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:14px;border-bottom:1px solid var(--line)}.chat__who{display:flex;align-items:center;gap:12px}.chat__avatar{width:40px;height:40px;border-radius:50%;background:#e2e8f0;color:var(--muted);display:inline-flex;align-items:center;justify-content:center;font-weight:700}.chat__who strong{display:block;font-size:15px}.chat__actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.chat__states{display:flex;gap:6px}button.ghost.ghost--active{background:var(--ok-bg)}.chat__body{flex:1;display:flex;align-items:center;justify-content:center;text-align:center;padding:24px;background:var(--panel-soft);margin:14px;border-radius:10px}.chat__composer{display:flex;gap:10px;align-items:flex-end;padding:14px;border-top:1px solid var(--line)}.chat__composer textarea{flex:1}.tools{padding:16px;gap:12px;overflow:auto}.tools__head{display:flex;align-items:center;justify-content:space-between;gap:10px}.tools__head h2{margin:0;font-size:16px}.tools__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.tools__item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--panel-soft)}.tools__item p{margin:2px 0 0}@media(max-width:960px){.app-shell{grid-template-columns:1fr}.rail{position:static;flex-direction:row;flex-wrap:wrap;align-items:center}.rail__nav{flex-direction:row;flex-wrap:wrap}.rail__foot{margin:0;flex-direction:row;align-items:center}.attendance__layout,.attendance__layout--tools{grid-template-columns:1fr}}