:root{
    --bg:#f5f7fa; --card:#fff; --text:#18212f; --muted:#667085;
    --line:#d8dee8; --accent:#1f6feb; --accent2:#174ea6;
    --good:#177245; --warn:#b26a00; --bad:#b42318; --shadow:0 8px 24px rgba(16,24,40,.08);
  }
  *{box-sizing:border-box}
  body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
  header{position:sticky;top:0;z-index:10;background:#111827;color:#fff;padding:14px 16px;box-shadow:0 2px 12px rgba(0,0,0,.18)}
  .head{max-width:1100px;margin:auto;display:flex;gap:12px;align-items:center;justify-content:space-between}
  h1{font-size:20px;margin:0}.sub{font-size:12px;opacity:.75}
  main{max-width:1100px;margin:auto;padding:16px}
  nav{display:grid;grid-template-columns:repeat(8,1fr);gap:8px;margin-bottom:16px}
  nav button{border:0;border-radius:10px;padding:11px 8px;background:#e9eef5;color:#344054;font-weight:700}
  nav button.active{background:var(--accent);color:#fff}
  .page{display:none}.page.active{display:block}
  .grid{display:grid;grid-template-columns:repeat(12,1fr);gap:14px}
  .card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow)}
  .span4{grid-column:span 4}.span6{grid-column:span 6}.span8{grid-column:span 8}.span12{grid-column:span 12}
  h2,h3{margin:0 0 12px} h2{font-size:22px} h3{font-size:16px}
  .muted{color:var(--muted)}
  .stat{font-size:28px;font-weight:800}
  .row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
  label{display:block;font-size:13px;font-weight:700;margin:10px 0 5px}
  input,select,textarea{width:100%;padding:10px 11px;border:1px solid #cbd5e1;border-radius:9px;background:#fff;font:inherit}
  textarea{min-height:86px;resize:vertical}
  button.primary,button.secondary,button.danger{border:0;border-radius:9px;padding:10px 13px;font-weight:700;cursor:pointer}
  button.primary{background:var(--accent);color:#fff} button.primary:hover{background:var(--accent2)}
  button.secondary{background:#eef2f7;color:#344054}
  button.danger{background:#fee4e2;color:#912018}
  .list{display:flex;flex-direction:column;gap:8px}
  .item{border:1px solid var(--line);border-radius:10px;padding:11px;background:#fff}
  .item-head{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}
  .pill{display:inline-block;padding:3px 8px;border-radius:999px;font-size:12px;font-weight:700;background:#eef2f6}
  .pill.scheduled{background:#eaf2ff;color:#174ea6}.pill.out{background:#fff3d6;color:#8a4b00}.pill.done{background:#e7f6ec;color:#146c43}
  table{width:100%;border-collapse:collapse} th,td{padding:9px 7px;border-bottom:1px solid #e7ebf0;text-align:left;font-size:14px}
  th{color:#475467;font-size:12px;text-transform:uppercase;letter-spacing:.03em}
  .qtybad{color:var(--bad);font-weight:800}.qtyok{color:var(--good);font-weight:800}
  .checkgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
  .check{display:flex;gap:8px;align-items:center;border:1px solid var(--line);border-radius:8px;padding:9px}
  .check input{width:auto}
  .worker{font-size:16px}.worker .job-title{font-size:26px;font-weight:800}
  .worker table td,.worker table th{font-size:16px;padding:12px 7px}
  .empty{padding:24px;text-align:center;color:var(--muted);border:1px dashed #cbd5e1;border-radius:10px}
  .toolbar{display:flex;gap:8px;justify-content:space-between;align-items:center;margin-bottom:10px;flex-wrap:wrap}
  .right{margin-left:auto}

  .calendar-wrap{overflow:auto}
  .calendar-head{display:grid;grid-template-columns:repeat(7,minmax(110px,1fr));gap:6px;margin-bottom:6px}
  .calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(110px,1fr));gap:6px}
  .cal-dow{font-size:12px;font-weight:800;color:#475467;text-align:center;padding:6px}
  .cal-day{min-height:110px;border:1px solid var(--line);background:#fff;border-radius:10px;padding:7px}
  .cal-day.other{opacity:.42}.cal-num{font-size:12px;font-weight:800;margin-bottom:6px}
  .cal-job{display:block;border-radius:7px;padding:5px 6px;margin:4px 0;background:#eaf2ff;color:#174ea6;font-size:12px;font-weight:700;cursor:pointer}
  .cal-job.out{background:#fff3d6;color:#8a4b00}.cal-job.done{background:#e7f6ec;color:#146c43}
  .photo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:8px}
  .photo-card{border:1px solid var(--line);border-radius:9px;padding:6px;background:#fff}
  .photo-card img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:6px}
  .login-card{max-width:480px;margin:30px auto}
  .role-admin{background:#ede9fe;color:#5b21b6}.role-worker{background:#ecfdf3;color:#027a48}


  .jobs-shell{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);gap:18px;align-items:start}
  .form-card{padding:20px}
  .form-section{border-top:1px solid var(--line);padding-top:14px;margin-top:14px}
  .form-section:first-of-type{border-top:0;padding-top:0;margin-top:0}
  .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .form-grid .full{grid-column:1/-1}
  .jobs-list-card{position:sticky;top:88px;max-height:calc(100vh - 110px);overflow:auto}
  .section-title{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:#667085;font-weight:800;margin-bottom:8px}
  .jobs-page-title{margin-bottom:14px}
  .jobs-page-title h2{font-size:26px;margin-bottom:4px}
  .jobs-page-title .muted{font-size:14px}

  .modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.55);display:none;align-items:center;justify-content:center;z-index:100;padding:16px}
  .modal-backdrop.open{display:flex}
  .modal{width:min(760px,100%);max-height:85vh;overflow:auto;background:#fff;border-radius:16px;box-shadow:0 24px 70px rgba(0,0,0,.28);padding:18px}
  .pick-job{cursor:pointer}.pick-job:hover{background:#f8fafc;border-color:#94a3b8}

  .auth-overlay{position:fixed;inset:0;z-index:1000;background:linear-gradient(135deg,#111827,#1f2937);display:flex;align-items:center;justify-content:center;padding:18px}
  .auth-card{width:min(430px,100%);background:#fff;border-radius:18px;padding:24px;box-shadow:0 30px 80px rgba(0,0,0,.35)}
  .auth-card h2{font-size:26px}.auth-card .brand{font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#667085}
  .auth-error{color:#b42318;font-size:13px;margin-top:8px;min-height:18px}

  @media(max-width:900px){
    .jobs-shell{grid-template-columns:1fr}
    .jobs-list-card{position:static;max-height:none}
  }
  @media(max-width:760px){
    nav{grid-template-columns:repeat(3,1fr)}
    .photo-grid{grid-template-columns:repeat(2,1fr)}
    .form-grid{grid-template-columns:1fr}
    .span4,.span6,.span8,.span12{grid-column:span 12}
    .checkgrid{grid-template-columns:1fr}
    header .sub{display:none}
    main{padding:12px}
  }
  @media print{
    header,nav,.no-print{display:none!important}
    body{background:#fff}
    main{max-width:none;padding:0}
    .card{box-shadow:none;border:0}
  }