:root{--navy:#1F3864;--mid:#2F5597;--ink:#1a2230;--line:#d9dee8;--bg:#f4f6fb;--yellow:#FFF7DB;--green:#E7F3DE;--muted:#6a7488;--red:#c0392b}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:14px}
h1{margin:0}
.btn{background:var(--navy);color:#fff;border:none;padding:10px 18px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer}
.btn:hover{background:#162a4d}
.btn.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5);padding:7px 12px;font-size:12.5px}
.btn.ghost:hover{background:rgba(255,255,255,.12)}
.btn.sec{background:#fff;color:var(--navy);border:1.5px solid var(--navy)}
.btn.danger{background:#fff;color:var(--red);border:1px solid #e3b4ae;padding:5px 10px;font-size:12px}
label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin:10px 0 5px}
input,select{width:100%;padding:9px 11px;border:1px solid #c7cede;border-radius:7px;font-size:14px;font-family:inherit;background:#fff}
input:focus,select:focus{outline:2px solid var(--mid);border-color:var(--mid)}
.err{color:var(--red);font-size:12.5px;margin-top:10px;min-height:16px}
/* login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(120deg,var(--navy),var(--mid))}
.login-card{background:#fff;border-radius:14px;padding:34px 30px;width:340px;box-shadow:0 20px 50px rgba(10,20,50,.3)}
.login-card h1{font-size:22px;color:var(--navy)}
.login-card .sub{margin:4px 0 18px;color:var(--muted);font-size:13px}
.login-card .btn{width:100%;margin-top:18px}
/* header */
header{background:linear-gradient(120deg,var(--navy),var(--mid));color:#fff;padding:14px 22px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
header h1{font-size:18px}header p{margin:3px 0 0;font-size:12px;opacity:.85}
.hdr-right{display:flex;align-items:center;gap:10px}
.who{font-size:12.5px;opacity:.9}
.tabs{display:flex;gap:2px;background:#e7ebf3;padding:0 14px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.tab{padding:11px 18px;cursor:pointer;font-weight:600;color:var(--muted);border-bottom:3px solid transparent}
.tab.active{color:var(--navy);border-bottom-color:var(--navy);background:#fff}
.wrap{max-width:1180px;margin:0 auto;padding:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px;margin-bottom:18px;box-shadow:0 1px 3px rgba(20,40,80,.04)}
.card h2{margin:0 0 14px;font-size:15px;color:var(--navy)}
.row{display:grid;grid-template-columns:150px 1fr 150px auto;gap:14px;align-items:end}
.combo{position:relative}
.combo-list{position:absolute;z-index:40;left:0;right:0;top:100%;background:#fff;border:1px solid var(--mid);border-top:none;border-radius:0 0 8px 8px;max-height:260px;overflow:auto;box-shadow:0 8px 20px rgba(20,40,80,.14)}
.combo-item{padding:8px 11px;cursor:pointer;display:flex;justify-content:space-between;gap:10px}
.combo-item:hover,.combo-item.hi{background:#eaf0fb}
.combo-item small{color:var(--muted)}
.preview{margin-top:14px;background:var(--green);border:1px solid #cfe3c0;border-radius:8px;padding:12px 14px;font-size:13px;display:none}
.preview.show{display:block}.preview b{color:#2c5d1e}
.flag{color:#a06a00;font-size:11px}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left}
th{background:var(--navy);color:#fff;font-size:12px;position:sticky;top:0}
tbody tr:nth-child(even){background:#f7f9fd}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.pill{display:inline-block;background:#eef2fa;border:1px solid #d5deef;border-radius:20px;padding:2px 10px;font-size:12px;margin:2px}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.toolbar .grow{flex:1}
.stat{display:inline-flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:9px;padding:10px 16px;margin-right:12px;margin-bottom:8px;min-width:130px}
.stat .v{font-size:22px;font-weight:700;color:var(--navy);font-variant-numeric:tabular-nums}
.stat .l{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.3px}
.scroll{max-height:460px;overflow:auto;border:1px solid var(--line);border-radius:8px}
.empty{padding:30px;text-align:center;color:var(--muted)}
select.mini{width:auto;display:inline-block;padding:6px 9px}
.note{font-size:12px;color:var(--muted);margin-top:8px}
.modal-bg{position:fixed;inset:0;background:rgba:(10,20,40,.45);background:rgba(10,20,40,.45);display:flex;align-items:center;justify-content:center;z-index:100}
.modal{background:#fff;border-radius:12px;padding:22px;width:360px;box-shadow:0 20px 50px rgba(10,20,50,.3)}
.modal h3{margin:0 0 12px;color:var(--navy)}
.modal .btn{width:100%;margin-top:14px}
.tag{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11px;font-weight:700}
.tag.staff{background:#e5eefc;color:#26548f}.tag.manager{background:#e7f3de;color:#3c6b1f}.tag.admin{background:#fbe6d5;color:#9a5410}
@media(max-width:760px){.row{grid-template-columns:1fr 1fr}}