:root{
  --bg:#f4f6fb; --card:#ffffff; --ink:#1f2937; --muted:#6b7280; --line:#e5e7eb;
  --brand:#2563eb; --brand-dark:#1d4ed8; --good:#16a34a; --warn:#d97706; --bad:#dc2626;
  --leave:#7c3aed; --half:#0891b2; --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.04);
}
*{box-sizing:border-box}
body{margin:0;font-family:"Segoe UI",system-ui,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:14px}
.hidden{display:none!important}
.app{display:flex;min-height:100vh}
/* Sidebar */
.sidebar{width:220px;background:#0f172a;color:#cbd5e1;flex-shrink:0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{padding:18px 18px 12px;font-size:18px;font-weight:700;color:#fff;letter-spacing:.3px}
.brand small{display:block;font-size:11px;font-weight:400;color:#64748b;margin-top:2px}
.nav{flex:1;overflow:auto;padding:6px}
.nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:#cbd5e1;text-decoration:none;cursor:pointer;font-weight:500}
.nav a:hover{background:#1e293b;color:#fff}
.nav a.active{background:var(--brand);color:#fff}
.nav a .ic{width:18px;text-align:center}
.sidebar .foot{padding:12px;font-size:11px;color:#475569;border-top:1px solid #1e293b}
.sidebar .foot b{color:#cbd5e1;font-weight:600}
/* Main */
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{background:var(--card);border-bottom:1px solid var(--line);padding:14px 24px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:5}
.topbar h1{margin:0;font-size:18px}
.topbar .who{font-size:12px;color:var(--muted);margin-right:6px}
.content{padding:24px;max-width:1200px;width:100%}
/* Cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:18px;margin-bottom:18px}
.card h2{margin:0 0 12px;font-size:15px}
.grid{display:grid;gap:16px}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:var(--shadow)}
.stat .n{font-size:26px;font-weight:700}
.stat .l{color:var(--muted);font-size:12px;margin-top:2px}
.stat .sub{font-size:12px;margin-top:6px;color:var(--muted)}
/* Buttons */
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);padding:8px 14px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:600}
.btn:hover{background:#f8fafc}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-dark)}
.btn.danger{color:var(--bad);border-color:#fecaca}
.btn.danger:hover{background:#fef2f2}
.btn.sm{padding:5px 9px;font-size:12px}
.btn.ghost{border-color:transparent;background:transparent}
.btn:disabled{opacity:.5;cursor:not-allowed}
.row-actions{display:flex;gap:6px}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.toolbar .spacer{flex:1}
/* Forms */
label{display:block;font-size:12px;color:var(--muted);margin:0 0 4px;font-weight:600}
input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:8px;font-size:13px;font-family:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid #bfdbfe;border-color:var(--brand)}
textarea{min-height:70px;resize:vertical}
.field{margin-bottom:12px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-grid .full{grid-column:1/-1}
/* Tables */
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
th{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.4px;font-weight:700}
tbody tr:hover{background:#f8fafc}
.table-wrap{overflow:auto}
.empty{padding:30px;text-align:center;color:var(--muted)}
/* Badges */
.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11px;font-weight:700}
.b-good{background:#dcfce7;color:#166534}.b-bad{background:#fee2e2;color:#991b1b}
.b-warn{background:#fef3c7;color:#92400e}.b-info{background:#dbeafe;color:#1e40af}
.b-muted{background:#f1f5f9;color:#475569}.b-leave{background:#ede9fe;color:#5b21b6}.b-half{background:#cffafe;color:#155e75}
.money{font-variant-numeric:tabular-nums;white-space:nowrap}
.overdue{color:var(--bad);font-weight:700}
.duesoon{color:var(--warn);font-weight:600}
/* Modal */
.modal-bg{position:fixed;inset:0;background:rgba(15,23,42,.5);display:none;align-items:flex-start;justify-content:center;padding:40px 16px;z-index:50;overflow:auto}
.modal-bg.show{display:flex}
.modal{background:#fff;border-radius:14px;width:100%;max-width:560px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.modal.wide{max-width:820px}
.modal h3{margin:0;padding:18px 20px;border-bottom:1px solid var(--line);font-size:16px}
.modal .body{padding:20px}
.modal .foot{padding:14px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px}
/* Attendance grid */
.att-grid td,.att-grid th{padding:4px 6px;text-align:center;font-size:11px}
.att-grid .name{text-align:left;font-weight:600;white-space:nowrap;position:sticky;left:0;background:#fff}
.cell{display:inline-block;width:22px;height:22px;line-height:22px;border-radius:5px;font-weight:700}
.cP{background:#dcfce7;color:#166534}.cA{background:#fee2e2;color:#991b1b}
.cL{background:#ede9fe;color:#5b21b6}.cH{background:#cffafe;color:#155e75}.cNone{color:#cbd5e1}
.weekend{background:#f8fafc}
/* misc */
.hint{font-size:12px;color:var(--muted);margin-top:4px}
.pill-list{display:flex;flex-direction:column;gap:8px}
.pill-row{display:flex;align-items:center;gap:8px}
.pill-row input{flex:1}
.toast{position:fixed;bottom:20px;right:20px;background:#0f172a;color:#fff;padding:12px 18px;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.3);z-index:100;opacity:0;transform:translateY(10px);transition:.25s}
.toast.show{opacity:1;transform:translateY(0)}
.toast.err{background:#991b1b}
.section{display:none}
.section.active{display:block}
.kv{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px dashed var(--line)}
.kv:last-child{border-bottom:0}
.banner{background:#fffbeb;border:1px solid #fde68a;color:#92400e;padding:10px 14px;border-radius:10px;font-size:13px;margin-bottom:14px}
/* Login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f172a,#1e3a8a);padding:20px}
.login-card{background:#fff;border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,.35);width:100%;max-width:380px;padding:30px}
.login-card h1{margin:0 0 4px;font-size:22px;text-align:center}
.login-card .sub{text-align:center;color:var(--muted);font-size:13px;margin-bottom:22px}
.login-card .err{background:#fef2f2;border:1px solid #fecaca;color:#991b1b;padding:8px 12px;border-radius:8px;font-size:13px;margin-bottom:12px;display:none}
.login-card .err.show{display:block}
/* Time clock */
.clock-big{text-align:center;padding:10px 0 18px}
.clock-time{font-size:46px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:1px}
.clock-date{color:var(--muted);margin-top:2px}
.clock-actions{display:flex;gap:14px;justify-content:center;margin-top:18px;flex-wrap:wrap}
.clock-actions .btn{font-size:16px;padding:16px 34px;border-radius:12px}
.btn.in{background:var(--good);border-color:var(--good);color:#fff}.btn.in:hover{background:#15803d}
.btn.out{background:var(--bad);border-color:var(--bad);color:#fff}.btn.out:hover{background:#b91c1c}
.status-chip{display:inline-block;margin-top:14px;font-weight:700}
.spinner{display:inline-block;width:16px;height:16px;border:2px solid #cbd5e1;border-top-color:var(--brand);border-radius:50%;animation:spin .7s linear infinite;vertical-align:middle}
@keyframes spin{to{transform:rotate(360deg)}}
.loading{padding:40px;text-align:center;color:var(--muted)}
@media print{ .sidebar,.topbar,.no-print{display:none!important} .content{padding:0} .card{box-shadow:none;border:0} body{background:#fff} }
@media(max-width:900px){ .grid.cols-4{grid-template-columns:1fr 1fr} .grid.cols-3{grid-template-columns:1fr} .form-grid{grid-template-columns:1fr} .sidebar{width:64px} .brand small,.nav a span:not(.ic),.sidebar .foot{display:none} .nav a{justify-content:center} }