:root{
  --bg:#f4f7fb;
  --surface:#ffffff;
  --surface-2:#f8fafc;
  --text:#172033;
  --muted:#667085;
  --border:#e4e7ec;
  --primary:#173b73;
  --primary-dark:#0f2a54;
  --accent:#2f6fed;
  --success:#15803d;
  --success-bg:#ecfdf3;
  --warning:#b54708;
  --warning-bg:#fff7ed;
  --danger:#b42318;
  --danger-bg:#fef3f2;
  --info:#175cd3;
  --info-bg:#eff8ff;
  --shadow:0 8px 24px rgba(16,24,40,.06);
  --radius:16px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
body{font-size:15px}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.app-shell{min-height:100vh;display:flex}
.sidebar{position:fixed;left:0;top:0;bottom:0;width:270px;background:var(--primary-dark);color:#fff;padding:20px 14px;display:flex;flex-direction:column;z-index:1000;transition:transform .25s ease}
.brand{display:flex;gap:12px;align-items:center;padding:8px 10px 22px;border-bottom:1px solid rgba(255,255,255,.12);margin-bottom:14px}
.brand-mark{width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.12);display:grid;place-items:center;font-weight:800;font-size:18px;letter-spacing:-.03em}
.brand-text strong{display:block;font-size:15px;line-height:1.2}
.brand-text span{display:block;font-size:12px;color:rgba(255,255,255,.68);margin-top:4px}
.nav{display:flex;flex-direction:column;gap:6px}
.nav a{padding:11px 12px;border-radius:10px;color:rgba(255,255,255,.78);display:flex;align-items:center;gap:10px;transition:.18s}
.nav a:hover,.nav a.active{background:rgba(255,255,255,.1);color:#fff}
.nav-icon{width:24px;text-align:center;opacity:.9}
.sidebar-footer{margin-top:auto;font-size:11px;color:rgba(255,255,255,.45);padding:10px}
.main{margin-left:270px;flex:1;min-width:0}
.topbar{height:76px;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:900}
.topbar-title h1{font-size:20px;margin:0}
.topbar-title p{margin:4px 0 0;color:var(--muted);font-size:13px}
.menu-toggle{display:none;border:1px solid var(--border);background:#fff;border-radius:10px;width:40px;height:40px}
.content{padding:28px}
.page-header{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:24px}
.page-header h2{margin:0;font-size:26px;letter-spacing:-.02em}
.page-header p{margin:7px 0 0;color:var(--muted)}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.btn{border:0;border-radius:10px;padding:11px 15px;font-weight:650;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.18s;min-height:42px}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#1f5fd6}
.btn-secondary{background:#fff;color:var(--text);border:1px solid var(--border)}
.btn-secondary:hover{background:var(--surface-2)}
.btn-danger{background:var(--danger);color:#fff}
.btn-warning{background:#f79009;color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-sm{min-height:34px;padding:7px 10px;font-size:12px;border-radius:8px}
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:22px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.stat-card{padding:20px;display:flex;align-items:center;justify-content:space-between}
.stat-label{font-size:13px;color:var(--muted);font-weight:650}
.stat-value{font-size:29px;font-weight:800;margin-top:7px;letter-spacing:-.03em}
.stat-icon{width:46px;height:46px;border-radius:12px;background:#eef4ff;color:var(--accent);display:grid;place-items:center;font-size:19px}
.grid-2{display:grid;grid-template-columns:1.3fr .7fr;gap:20px}
.panel{padding:20px}
.panel-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.panel-header h3{margin:0;font-size:16px}
.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:12px}
table{width:100%;border-collapse:collapse;min-width:740px}
th,td{padding:13px 14px;border-bottom:1px solid var(--border);text-align:left;vertical-align:middle}
th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);background:var(--surface-2);white-space:nowrap}
td{font-size:13px}
tbody tr:hover{background:#fbfcfe}
tbody tr:last-child td{border-bottom:0}
.badge{display:inline-flex;align-items:center;padding:5px 8px;border-radius:999px;font-size:11px;font-weight:750}
.badge-hours{background:#eef4ff;color:var(--info)}
.badge-days{background:#f4f3ff;color:#6938ef}
.badge-success{background:var(--success-bg);color:var(--success)}
.badge-warning{background:var(--warning-bg);color:var(--warning)}
.badge-danger{background:var(--danger-bg);color:var(--danger)}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.input,.select,.textarea{width:100%;border:1px solid var(--border);background:#fff;border-radius:10px;padding:11px 12px;outline:none;transition:.15s}
.input:focus,.select:focus,.textarea:focus{border-color:#8db2f7;box-shadow:0 0 0 4px rgba(47,111,237,.09)}
.textarea{min-height:110px;resize:vertical}
.toolbar .grow{flex:1;min-width:220px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.form-grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.form-group{display:flex;flex-direction:column;gap:7px}
.form-group.full{grid-column:1/-1}
.form-label{font-weight:700;font-size:13px}
.form-help{font-size:11px;color:var(--muted)}
.required{color:var(--danger)}
.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}
.hidden{display:none!important}
.profile-head{display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;padding:20px}
.avatar{width:64px;height:64px;border-radius:16px;background:linear-gradient(135deg,#173b73,#2f6fed);color:#fff;display:grid;place-items:center;font-size:21px;font-weight:800}
.profile-head h2{margin:0 0 4px;font-size:22px}
.profile-head p{margin:0;color:var(--muted)}
.info-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:18px}
.info-item{padding:13px;border:1px solid var(--border);border-radius:12px;background:#fff}
.info-item span{display:block;color:var(--muted);font-size:11px;margin-bottom:4px}
.info-item strong{font-size:13px}
.empty{padding:34px 16px;text-align:center;color:var(--muted)}
.empty strong{display:block;color:var(--text);margin-bottom:5px}
.modal-backdrop{position:fixed;inset:0;background:rgba(16,24,40,.6);display:none;align-items:center;justify-content:center;padding:22px;z-index:3000}
.modal-backdrop.show{display:flex}
.modal{width:min(1100px,100%);max-height:92vh;background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 22px 70px rgba(0,0,0,.2);display:flex;flex-direction:column}
.modal-header{padding:14px 18px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.modal-header h3{margin:0;font-size:16px}
.modal-body{padding:18px;overflow:auto;display:flex;justify-content:center;align-items:center;min-height:300px}
.modal-footer{padding:14px 18px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}
.modal-close{border:0;background:transparent;font-size:22px;color:var(--muted)}
.preview-frame{width:100%;height:68vh;border:1px solid var(--border);border-radius:10px}
.preview-image{max-width:100%;max-height:68vh;object-fit:contain;border-radius:10px}
.file-box{border:1px dashed #b8c4d8;background:#fbfdff;padding:14px;border-radius:12px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.file-name{font-weight:700;font-size:13px}
.file-meta{font-size:11px;color:var(--muted);margin-top:3px}
.alert{padding:12px 14px;border-radius:10px;font-size:13px;margin-bottom:15px}
.alert-info{background:var(--info-bg);color:#175cd3}
.alert-warning{background:#fff7ed;color:#b54708}
.alert-success{background:var(--success-bg);color:var(--success)}
.alert-danger{background:var(--danger-bg);color:var(--danger)}
.kpi{font-size:28px;font-weight:800;letter-spacing:-.03em}
.kpi-label{font-size:12px;color:var(--muted)}
.report-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}
.report-card{padding:18px}
.search-box{position:relative}
.search-box span{position:absolute;left:11px;top:10px;color:var(--muted)}
.search-box input{padding-left:34px}
.quick-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.quick-actions a{padding:14px;border:1px solid var(--border);border-radius:12px;background:#fff;font-size:13px;font-weight:700}
.quick-actions a:hover{background:var(--surface-2)}
details{border:1px solid var(--border);border-radius:12px;padding:12px 14px;background:#fff}
details summary{cursor:pointer;font-weight:700}
.print-only{display:none}
@media (max-width:1100px){
  .cards,.report-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-2{grid-template-columns:1fr}
  .info-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:820px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .main{margin-left:0}
  .menu-toggle{display:block}
  .topbar{padding:0 16px}
  .content{padding:18px}
  .page-header{flex-direction:column}
  .form-grid,.form-grid-3{grid-template-columns:1fr}
  .cards,.report-grid{grid-template-columns:1fr}
  .profile-head{grid-template-columns:auto 1fr}
  .profile-head .actions{grid-column:1/-1}
}
@media print{
  .sidebar,.topbar,.no-print,.actions,.toolbar{display:none!important}
  .main{margin:0}
  .content{padding:0}
  .card{box-shadow:none;border-color:#ccc}
  body{background:#fff}
  .print-only{display:block}
  .table-wrap{border:1px solid #bbb}
}