:root{--bg:#f4f6f8;--card:#fff;--text:#1b2430;--muted:#5f6b7a;--line:#e3e8ee;--brand:#128c7e;--brand-dark:#075e54;--ok:#1f9d55;--warn:#d97706;--bad:#dc2626;--info:#2563eb;--radius:14px}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:16px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--brand-dark)}
.wrap{max-width:720px;margin:0 auto;padding:16px}
.wrap.wide{max-width:1180px}
header.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 0 16px}
header.top h1{font-size:20px;margin:0;font-weight:700}
header.top .sub{color:var(--muted);font-size:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin-bottom:14px;box-shadow:0 1px 2px rgba(0,0,0,.03)}
.card h2{font-size:17px;margin:0 0 10px}
.card h3{font-size:15px;margin:14px 0 6px}
.muted{color:var(--muted)}
.small{font-size:13px}
.center{text-align:center}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row.between{justify-content:space-between}
.grid{display:grid;gap:12px}
@media(min-width:760px){.grid.cols2{grid-template-columns:1fr 1fr}.grid.cols3{grid-template-columns:1fr 1fr 1fr}}
button,.btn{appearance:none;border:1px solid var(--brand);background:var(--brand);color:#fff;border-radius:12px;padding:12px 16px;font-size:16px;font-weight:600;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;line-height:1.2}
button:hover,.btn:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
button:disabled{opacity:.55;cursor:not-allowed}
button.secondary,.btn.secondary{background:#fff;color:var(--brand-dark)}
button.secondary:hover{background:#eef7f5}
button.ghost{background:transparent;border-color:var(--line);color:var(--text);font-weight:500}
button.ghost:hover{background:#f1f3f5}
button.danger{background:#fff;border-color:#f3c4c4;color:var(--bad)}
button.danger:hover{background:#fdf2f2}
button.sm{padding:7px 10px;font-size:13px;border-radius:9px}
button.big{width:100%;padding:16px;font-size:17px}
input,select,textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 12px;font:inherit;background:#fff;color:var(--text)}
input:focus,select:focus,textarea:focus{outline:2px solid #bfe3dd;border-color:var(--brand)}
textarea{min-height:80px;resize:vertical}
label{display:block;font-size:14px;font-weight:600;margin:10px 0 4px}
label .hint{display:block;font-weight:400;color:var(--muted);font-size:12.5px;margin-top:2px}
.check{display:flex;align-items:center;gap:10px;font-weight:500;margin:8px 0}
.check input{width:auto;margin:0;transform:scale(1.2)}
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 10px;font-size:13px;font-weight:600;background:#eef1f4;color:var(--muted)}
.badge.ok{background:#e4f6ea;color:var(--ok)}
.badge.warn{background:#fff4e0;color:var(--warn)}
.badge.bad{background:#fde8e8;color:var(--bad)}
.badge.info{background:#e5efff;color:var(--info)}
.dot{width:10px;height:10px;border-radius:50%;background:currentColor;display:inline-block}
.status-hero{text-align:center;padding:26px 10px 18px}
.status-hero .big-dot{width:84px;height:84px;border-radius:50%;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:40px;background:#eef1f4}
.status-hero .big-dot.ok{background:#e4f6ea}
.status-hero .big-dot.warn{background:#fff4e0}
.status-hero .big-dot.bad{background:#fde8e8}
.status-hero .big-dot.info{background:#e5efff}
.status-hero h2{font-size:22px;margin:0 0 6px}
.qr{display:block;margin:10px auto;width:min(320px,86vw);height:auto;border-radius:12px;border:1px solid var(--line);background:#fff}
.code{font:700 40px/1 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:6px;text-align:center;padding:18px 8px;background:#f1f3f5;border-radius:12px;margin:10px 0;user-select:all}
ol.steps{padding-left:22px;margin:8px 0}
ol.steps li{margin:6px 0}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.tabs button{background:#fff;color:var(--text);border-color:var(--line);font-weight:600;padding:9px 14px;border-radius:10px}
.tabs button.active{background:var(--brand);color:#fff;border-color:var(--brand)}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:8px 8px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:600;font-size:12.5px;text-transform:uppercase;letter-spacing:.03em}
td input,td select{padding:7px 8px;border-radius:8px;font-size:14px}
.chat-layout{display:grid;grid-template-columns:1fr;gap:12px}
@media(min-width:900px){.chat-layout{grid-template-columns:320px 1fr}}
.chat-list{max-height:70vh;overflow:auto;border:1px solid var(--line);border-radius:12px;background:#fff}
.chat-item{padding:10px 12px;border-bottom:1px solid var(--line);cursor:pointer}
.chat-item:hover{background:#f6f8fa}
.chat-item.active{background:#e9f5f2}
.chat-item .name{font-weight:600;display:flex;justify-content:space-between;gap:8px}
.chat-item .prev{color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.msgs{height:56vh;overflow:auto;padding:10px;background:#efe7dd;border-radius:12px;border:1px solid var(--line)}
.msg{max-width:78%;padding:8px 11px;border-radius:12px;margin:6px 0;font-size:14.5px;white-space:pre-wrap;word-wrap:break-word;background:#fff;box-shadow:0 1px 1px rgba(0,0,0,.05)}
.msg.out{margin-left:auto;background:#dcf8c6}
.msg.human{background:#fff3cd}
.msg .meta{display:block;font-size:11px;color:var(--muted);margin-top:4px}
.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);background:#1b2430;color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;opacity:0;transition:opacity .2s;pointer-events:none;max-width:92vw}
.toast.show{opacity:1}
.kpi{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}
.kpi .k{background:#f6f8fa;border-radius:10px;padding:10px}
.kpi .k b{display:block;font-size:20px}
.kpi .k span{font-size:12px;color:var(--muted)}
.spinner{width:22px;height:22px;border:3px solid #cfd8dc;border-top-color:var(--brand);border-radius:50%;animation:spin .8s linear infinite;display:inline-block;vertical-align:middle}
@keyframes spin{to{transform:rotate(360deg)}}
.hidden{display:none!important}
footer{color:var(--muted);font-size:13px;text-align:center;padding:18px 0}
pre.json{background:#f6f8fa;padding:10px;border-radius:10px;font-size:12.5px;overflow:auto}