/* Lab System - shared UI styles (admin, user, public) */
:root{
  --brand:#0d6efd; --brand-d:#0b5ed7; --ink:#0f172a; --muted:#64748b;
  --bg:#f1f5f9; --card:#ffffff; --line:#e2e8f0; --ok:#16a34a; --err:#dc2626;
  --sidebar:#0f172a;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--ink);font-size:14px}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.btn{display:inline-block;border:1px solid var(--line);background:#fff;padding:9px 14px;border-radius:9px;font-weight:700;cursor:pointer;font-size:14px;color:var(--ink)}
.btn:hover{background:#f8fafc;text-decoration:none}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-d)}
.btn.danger{background:#fff;border-color:#fecaca;color:var(--err)}
.btn.danger:hover{background:#fef2f2}
.btn.small{padding:6px 10px;font-size:12px}
.flash{padding:11px 14px;border-radius:9px;margin:0 0 14px;font-size:13px}
.flash-error{background:#fee2e2;border:1px solid #fecaca;color:#991b1b}
.flash-success{background:#dcfce7;border:1px solid #bbf7d0;color:#166534}
.flash-info{background:#dbeafe;border:1px solid #bfdbfe;color:#1e40af}

/* layout: sidebar + content */
.app{display:flex;min-height:100vh}
.sidebar{width:230px;background:var(--sidebar);color:#cbd5e1;flex:0 0 230px;padding:16px 0}
.sidebar .brand{padding:6px 18px 16px;color:#fff;font-weight:800;font-size:17px;border-bottom:1px solid #1e293b;margin-bottom:8px}
.sidebar a{display:block;color:#cbd5e1;padding:10px 18px;font-weight:600}
.sidebar a:hover{background:#1e293b;color:#fff;text-decoration:none}
.sidebar a.active{background:var(--brand);color:#fff}
.content{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{background:#fff;border-bottom:1px solid var(--line);padding:12px 22px;display:flex;align-items:center;justify-content:space-between}
.topbar .who{color:var(--muted);font-size:13px}
.main{padding:22px;max-width:1200px;width:100%}
h1.page-title{font-size:22px;margin:0 0 18px}

.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:18px}
.card h2{margin:0 0 14px;font-size:16px}
.grid{display:grid;gap:16px}
.grid.cols-3{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.grid.cols-2{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}

table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em}
tr:hover td{background:#f8fafc}

label{display:block;font-size:13px;font-weight:700;margin:12px 0 6px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=date],select,textarea{
  width:100%;padding:10px 12px;border:1px solid #cbd5e1;border-radius:9px;font-size:14px;background:#fff}
textarea{min-height:80px;resize:vertical}
.help{color:var(--muted);font-size:12px;margin-top:4px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}

.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11px;font-weight:800}
.badge.on{background:#dcfce7;color:#166534}
.badge.off{background:#f1f5f9;color:#64748b}

.feature-card{display:flex;flex-direction:column;gap:10px;text-align:center;padding:22px}
.feature-card .ico{font-size:40px}
.feature-card .nm{font-weight:800;font-size:15px}
.feature-card .ds{color:var(--muted);font-size:12px;min-height:32px}

/* auth pages */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,#0f172a,#1e3a8a)}
.auth-card{background:#fff;border-radius:14px;box-shadow:0 16px 50px rgba(0,0,0,.35);width:100%;max-width:400px;padding:28px}
.auth-card h1{margin:0 0 4px;font-size:20px}
.auth-card p.sub{margin:0 0 18px;color:var(--muted);font-size:13px}

@media (max-width:840px){
  .sidebar{position:fixed;left:-240px;top:0;bottom:0;z-index:50;transition:.2s}
  .sidebar.open{left:0}
  .row2{grid-template-columns:1fr}
  .menu-btn{display:inline-block}
}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:6px 10px;cursor:pointer}

/* ---- report tool widgets (report-core.js) ---- */
.lab-slot-ctl{border:1px solid var(--line);border-radius:10px;padding:10px;margin-bottom:10px;background:#fafafa}
.lab-slot-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.lab-mini{font-size:11px;font-weight:700;color:var(--muted);margin:8px 0 3px;display:block}
.lab-status{font-size:12px;margin:4px 0;min-height:16px}
.lab-status.busy{color:#b45309}.lab-status.ok{color:var(--ok)}.lab-status.err{color:var(--err)}
.lab-presets{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.lab-chip{border:1px solid #cbd5e1;background:#fff;border-radius:999px;padding:4px 10px;font-size:11px;cursor:pointer;max-width:100%}
.lab-chip.basic{border-color:#bbf7d0;background:#f0fdf4}
.lab-chip.common{border-color:#bfdbfe;background:#eff6ff}
.lab-chip:hover{filter:brightness(.97)}
.lab-suggest{margin-top:6px;font-size:12px;padding:6px 8px}
.lab-print-chk{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;color:var(--muted);margin:4px 0;cursor:pointer}
.lab-print-chk input{width:auto;margin:0}
/* preview-side image column */
#labImgPreview{display:flex;flex-direction:column;gap:8px}
.lab-pv-slot{display:flex;flex-direction:column}
.lab-pv-img{border:1.2px dashed #444;border-radius:8px;overflow:hidden;align-self:center;display:flex;align-items:center;justify-content:center;min-height:90px}
.lab-pv-img.empty{color:#999;font-weight:700;min-height:120px;width:100%!important}
.lab-pv-img img{width:100%;height:100%;object-fit:cover;display:block}
.lab-pv-cap{text-align:center;font-size:11.2px;color:#333;margin-top:4px;min-height:14px}