:root{
  --navy:#101826; --navy-2:#182233; --bg:#F4F6F8; --card:#FFFFFF; --border:#E3E8EF;
  --ink:#111827; --sub:#5B6472; --muted:#8A93A2;
  --blue:#2554C7; --blue-tint:#EAF0FF;
  --crit:#C0261F; --crit-tint:#FDECEC;
  --major:#B4650A; --major-tint:#FFF3E2;
  --minor:#0D7A72; --minor-tint:#E7F7F5;
  --ok:#177245; --ok-tint:#E9F7EF;
  --purple:#7C3AED; --purple-tint:#F4ECFF;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:var(--sans);}
body{font-size:14px;line-height:1.5;}
h1,h2,h3{margin:0 0 4px;font-weight:700;letter-spacing:-0.01em;}
h1{font-size:19px;} h2{font-size:15px;} h3{font-size:13px;color:var(--sub);font-weight:700;}
a{color:var(--blue);text-decoration:none;}
button{font-family:var(--sans);cursor:pointer;}
input,select,textarea{font-family:var(--sans);}
.mono{font-family:var(--mono);}

/* ---------- login ---------- */
.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#101826,#1B2A4A 60%,#25335A);padding:20px;}
.login-card{background:#fff;border-radius:12px;padding:32px;max-width:380px;width:100%;
  box-shadow:0 24px 60px rgba(0,0,0,.3);}
.login-card .brand{text-align:center;margin-bottom:20px;}
.login-card .brand b{font-size:22px;letter-spacing:-0.02em;}
.login-card .brand span{display:block;color:var(--muted);font-size:11px;margin-top:2px;}

/* ---------- app shell ---------- */
#appShell{display:flex;min-height:100vh;}
#sidebar{width:220px;flex:none;background:var(--navy);color:#fff;display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;overflow-y:auto;}
#sidebar .brand{padding:18px 16px;border-bottom:1px solid #24304a;}
#sidebar .brand b{font-size:15px;} #sidebar .brand span{display:block;color:#8A97AE;font-size:10.5px;margin-top:2px;}
#sidebar nav{flex:1;padding:10px 8px;}
#sidebar nav button{width:100%;text-align:left;background:none;border:none;color:#B7C0D1;
  padding:10px 12px;border-radius:7px;font-size:13px;font-weight:600;margin-bottom:2px;display:flex;align-items:center;gap:9px;}
#sidebar nav button:hover{background:#1C2740;color:#fff;}
#sidebar nav button.active{background:#1F3A66;color:#fff;}
#sidebar .userbox{padding:14px 16px;border-top:1px solid #24304a;font-size:12px;color:#B7C0D1;}
#sidebar .userbox b{color:#fff;display:block;font-size:12.5px;}
#sidebar .userbox button{margin-top:8px;width:100%;background:#1C2740;border:1px solid #2C3A57;
  color:#fff;padding:7px;border-radius:6px;font-size:12px;}
#hamburger{display:none;}

#mainArea{flex:1;min-width:0;}
#topbar{background:#fff;border-bottom:1px solid var(--border);padding:12px 24px;
  display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:10;}
#content{padding:22px 24px 60px;max-width:1400px;}

/* ---------- shared components ---------- */
.card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:16px;}
.grid{display:grid;gap:14px;}
.grid-2{grid-template-columns:1fr 1fr;} .grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);} .grid-6{grid-template-columns:repeat(6,1fr);}
@media(max-width:900px){.grid-3,.grid-4,.grid-6{grid-template-columns:repeat(2,1fr);} .grid-2{grid-template-columns:1fr;}}

.kpi{border:1px solid var(--border);border-radius:8px;padding:13px 15px;background:#fff;position:relative;}
.kpi::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--kc,#2554C7);border-radius:8px 0 0 8px;}
.kpi .n{font-size:22px;font-weight:800;font-family:var(--mono);}
.kpi .l{font-size:11px;color:var(--sub);margin-top:2px;}

.badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:700;padding:3px 9px;border-radius:100px;}
.badge.crit{background:var(--crit-tint);color:var(--crit);} .badge.major{background:var(--major-tint);color:var(--major);}
.badge.minor{background:var(--minor-tint);color:var(--minor);}
.status{display:inline-block;font-size:11px;font-weight:700;padding:3px 9px;border-radius:6px;}
.status.Open{background:#FFF3E2;color:#8A5000;} .status.Assigned{background:#EAF0FF;color:#1E3FA0;}
.status.InProgress{background:#EAF0FF;color:#1E3FA0;}
.status.PendingVerification{background:#F4ECFF;color:#6B21A8;}
.status.Resolved{background:var(--ok-tint);color:var(--ok);}
.status.Reopened{background:var(--crit-tint);color:var(--crit);}

table{width:100%;border-collapse:collapse;font-size:13px;}
thead th{text-align:left;font-size:10.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);
  border-bottom:1px solid var(--border);padding:8px 10px;}
tbody td{padding:9px 10px;border-bottom:1px solid var(--border);}
tbody tr:hover{background:#FAFBFC;} tr.clickable{cursor:pointer;}

.btn{display:inline-flex;align-items:center;gap:6px;border-radius:6px;border:1px solid var(--border);
  background:#fff;color:var(--ink);padding:9px 14px;font-size:13px;font-weight:600;}
.btn.primary{background:var(--navy);border-color:var(--navy);color:#fff;}
.btn.danger{color:var(--crit);border-color:#F3C6C2;}
.btn.sm{padding:6px 10px;font-size:12px;}
.btn:disabled{opacity:.45;cursor:not-allowed;}

label.field{display:block;font-size:12px;font-weight:700;color:var(--sub);margin-bottom:5px;}
.field-wrap{margin-bottom:14px;}
input[type=text],input[type=email],input[type=password],input[type=date],input[type=time],select,textarea{
  width:100%;padding:9px 10px;border:1px solid var(--border);border-radius:6px;font-size:13px;}
textarea{resize:vertical;min-height:70px;}

.section-title{display:flex;justify-content:space-between;align-items:center;margin:24px 0 10px;}
.toast{position:fixed;bottom:20px;right:20px;background:var(--navy);color:#fff;padding:12px 16px;
  border-radius:8px;font-size:13px;z-index:200;box-shadow:0 10px 30px rgba(0,0,0,.25);}

.overlay{position:fixed;inset:0;background:rgba(16,24,38,.55);display:flex;align-items:flex-start;
  justify-content:center;padding:40px 16px;z-index:100;overflow:auto;}
.modal{background:#fff;border-radius:10px;max-width:640px;width:100%;padding:22px;}

/* ---------- FOH accordion ---------- */
.foh-progress{background:#EDF0F4;border-radius:100px;height:8px;overflow:hidden;margin:10px 0 16px;}
.foh-progress .bar{height:100%;background:var(--ok);transition:width .2s;}
.accordion-cat{border:1px solid var(--border);border-radius:8px;margin-bottom:10px;overflow:hidden;}
.accordion-head{padding:12px 14px;display:flex;justify-content:space-between;align-items:center;
  cursor:pointer;background:#fff;}
.accordion-head:hover{background:#FAFBFC;}
.accordion-body{padding:0 14px 14px;display:none;}
.accordion-cat.open .accordion-body{display:block;}
.checkpoint-row{border-top:1px solid var(--border);padding:12px 0;}
.score-btns{display:flex;gap:6px;margin:8px 0;flex-wrap:wrap;}
.score-btns button{width:38px;height:38px;border-radius:8px;border:1px solid var(--border);background:#fff;font-weight:700;}
.score-btns button.selected{background:var(--navy);color:#fff;border-color:var(--navy);}
.score-btns button.na{width:auto;padding:0 10px;font-size:11px;}

@media(max-width:820px){
  #sidebar{position:fixed;left:-240px;top:0;z-index:50;transition:left .2s;box-shadow:4px 0 20px rgba(0,0,0,.2);}
  #sidebar.open{left:0;}
  #hamburger{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;
    border:1px solid var(--border);background:#fff;font-size:18px;}
  #content{padding:16px;}
  .grid-4,.grid-6{grid-template-columns:repeat(2,1fr);}
}