:root{
  --bg:#f4f6f8; --panel:#fff; --ink:#1f2733; --muted:#6b7684; --line:#e2e7ec;
  --brand:#1f6feb; --brand-d:#1858c4; --danger:#c23b3b; --danger-d:#a52d2d;
  --st-open:#2f7ed8; --st-work:#e0a000; --st-wait:#8a63d2; --st-closed:#4a9e5c;
}
*{box-sizing:border-box}
body{margin:0;font:14px/1.5 system-ui,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:22px;margin:0 0 16px}
h2{font-size:17px;margin:24px 0 10px}
.muted{color:var(--muted)}

/* top bar */
.topbar{display:flex;align-items:center;gap:20px;background:#12233b;color:#fff;padding:0 20px;height:52px}
.topbar .brand{color:#fff;font-weight:700;white-space:nowrap}
.mainnav{display:flex;gap:4px;flex:1;flex-wrap:wrap}
.mainnav a{color:#cdd8e6;padding:6px 10px;border-radius:6px;font-size:13px}
.mainnav a:hover{background:#1d3557;color:#fff;text-decoration:none}
.userbox{display:flex;align-items:center;gap:12px;font-size:13px;color:#cdd8e6}
.userbox a{color:#cdd8e6}
.content{max-width:1200px;margin:20px auto;padding:0 20px}

/* flash */
.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px;border:1px solid transparent}
.flash-success{background:#e7f6ec;border-color:#b7e2c4;color:#1c6b34}
.flash-error{background:#fdeaea;border-color:#f3bcbc;color:#9a2323}
.flash-info{background:#eaf2fd;border-color:#bcd6f3;color:#1c4d92}

/* buttons */
.btn{display:inline-block;padding:7px 13px;border-radius:7px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;font-size:13px;line-height:1}
.btn:hover{background:#f0f3f6;text-decoration:none}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-d)}
.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}
.btn-danger:hover{background:var(--danger-d)}
.btn-sm{padding:4px 9px;font-size:12px}

/* lists */
.list-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.searchbar{display:flex;gap:8px;margin-bottom:12px}
.searchbar input{flex:0 0 280px;max-width:100%}
.grid{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.grid th,.grid td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);font-size:13px;vertical-align:top}
.grid th{background:#f7f9fb;color:var(--muted);font-weight:600;white-space:nowrap}
.grid tbody tr{cursor:pointer}
.grid tbody tr:hover{background:#f5f9ff}
.grid tr:last-child td{border-bottom:none}
.col-actions{width:1%;white-space:nowrap;text-align:right}
.pager{display:flex;align-items:center;gap:6px;margin-top:12px;flex-wrap:wrap}
.pg{padding:4px 9px;border:1px solid var(--line);border-radius:6px;background:#fff}
.pg-cur{background:var(--brand);color:#fff;border-color:var(--brand)}

/* badges */
.badge{display:inline-block;padding:2px 8px;border-radius:20px;color:#fff;font-size:12px;white-space:nowrap}
.st-open{background:var(--st-open)} .st-work{background:var(--st-work)}
.st-wait{background:var(--st-wait)} .st-closed{background:var(--st-closed)}

/* dashboard cards */
.cards{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:8px}
.card{flex:1 1 150px;background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--muted);border-radius:10px;padding:14px 16px;color:var(--ink)}
.card:hover{text-decoration:none;box-shadow:0 1px 6px rgba(0,0,0,.06)}
.card .card-n{font-size:28px;font-weight:700}
.card .card-l{color:var(--muted);font-size:13px}
.card.status-st-open{border-left-color:var(--st-open)}
.card.status-st-work{border-left-color:var(--st-work)}
.card.status-st-wait{border-left-color:var(--st-wait)}
.card.status-st-closed{border-left-color:var(--st-closed)}

/* forms */
label{display:block;font-size:13px;margin-bottom:2px}
input[type=text],input[type=password],input[type=number],input[type=date],
input[type=datetime-local],input[type=email],select,textarea{
  width:100%;max-width:420px;padding:7px 9px;border:1px solid var(--line);border-radius:7px;font:inherit;background:#fff}
textarea{max-width:640px;resize:vertical}
.entity-form,.ticket-form{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:18px}
.field-group{display:grid;gap:12px;max-width:680px}
.field label{color:var(--muted);font-weight:600}
.form-actions{margin-top:18px;display:flex;gap:10px}
.form-narrow{max-width:380px}
.linkbox,.childbox{margin-top:16px;border:1px solid var(--line);border-radius:10px;padding:12px}
.linkbox legend,.childbox legend{color:var(--muted);font-weight:600;padding:0 6px}
.chk{display:inline-flex;align-items:center;gap:6px;margin:4px 12px 4px 0;font-weight:400}

/* login */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;background:#12233b}
.login-card{background:#fff;border-radius:12px;padding:28px;width:340px;max-width:92vw;display:grid;gap:12px;box-shadow:0 8px 40px rgba(0,0,0,.3)}
.login-card h1{font-size:19px;text-align:center;margin:4px 0 8px}

/* ticket screen */
.ticket-cols{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px}
@media(max-width:900px){.ticket-cols{grid-template-columns:1fr}}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:16px}
.panel h3{margin:0 0 12px;font-size:15px}
.approval-row{display:grid;grid-template-columns:110px 1fr 1fr;gap:10px;align-items:end;margin-bottom:8px}
.thread{list-style:none;padding:0;margin:0}
.thread li{border-bottom:1px solid var(--line);padding:8px 0}
.thread .meta{color:var(--muted);font-size:12px}
.errbox{text-align:center;padding:60px 20px}
.errbox h1{font-size:56px;color:var(--muted)}
.inline{display:flex;gap:8px;align-items:center;flex-wrap:wrap}

/* hr-date inputs */
.hr-date-input{font-variant-numeric:tabular-nums}
.hr-date-invalid{border-color:#c0392b;background:#fdecea}