:root{
  --navy:#282a73;
  --navy-2:#1f215c;
  --navy-3:#151742;
  --navy-4:#0f1130;
  --gold:#febc2a;
  --gold-2:#ffd76a;
  --bg:#f3f5fb;
  --panel:#ffffff;
  --text:#18203a;
  --text-soft:#5f698a;
  --border:#dbe2f0;
  --input:#ffffff;
  --danger:#b23a3a;
  --success:#2d8a57;
  --shadow:0 10px 30px rgba(22,29,58,.08);
}

*{box-sizing:border-box}

html,body{
  margin:0;
  padding:0;
  font-family:Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
}

body.bg{min-height:100vh}

a{color:var(--navy);text-decoration:none}
a:hover{text-decoration:none}

.topbar{
  height:84px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:0 26px;
  background:linear-gradient(90deg,var(--navy-3) 0%, var(--navy) 100%);
  border-bottom:1px solid rgba(255,255,255,.08);
  color:#fff;
  position:sticky;
  top:0;
  z-index:50;
}

.topbar strong{
  display:block;
  font-size:30px;
  font-weight:800;
  letter-spacing:-.02em;
  color:#fff;
}

.topbar .muted{
  color:rgba(255,255,255,.82);
  font-size:14px;
}

.topbar-actions{
  display:flex;
  align-items:center;
  gap:12px;
}

.mobile-menu-btn{
  display:none;
  min-height:40px;
  padding:10px 14px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.08);
  color:#fff;
  font-weight:800;
  box-shadow:none;
}

.shell{
  display:grid;
  grid-template-columns:260px minmax(0,1fr);
  min-height:calc(100vh - 84px);
}

.sidebar{
  background:linear-gradient(180deg,var(--navy-4) 0%, var(--navy-3) 100%);
  color:#fff;
  border-right:1px solid rgba(255,255,255,.06);
  padding:22px 18px 28px 18px;
  position:sticky;
  top:84px;
  height:calc(100vh - 84px);
  overflow:auto;
  border-radius:0;
  box-shadow:none;
}

.main-content{
  padding:28px;
  min-width:0;
  display:grid;
  gap:18px;
  align-content:start;
}

.card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:18px;
  padding:24px;
  box-shadow:var(--shadow);
}

.stack{display:grid;gap:16px}

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:16px;
}

.stats-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
}

.stat-card{padding:20px 22px}

.stat-label{
  font-size:13px;
  color:var(--text-soft);
  margin-bottom:10px;
  text-transform:uppercase;
  letter-spacing:.05em;
}

.stat-value{
  font-size:34px;
  font-weight:800;
  color:var(--navy);
}

.dashboard-hero{
  background:linear-gradient(135deg,#ffffff 0%, #f7f9ff 100%);
  border:1px solid #dbe2f0;
}

.dashboard-hero h1{
  font-size:36px;
  margin:0 0 10px 0;
  color:var(--navy);
}

.dashboard-hero .muted{color:var(--text-soft)}

.module-card{
  min-height:150px;
  transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}

.module-card:hover{
  transform:translateY(-2px);
  border-color:#c8d2ea;
  box-shadow:0 14px 34px rgba(22,29,58,.10);
}

.module-card h2{
  margin:0 0 10px 0;
  color:var(--navy);
  font-size:24px;
}

.module-card p{
  margin:0;
  color:var(--text-soft);
  line-height:1.45;
}

.module-link{text-decoration:none}

.sidebar-group{margin-bottom:22px}

.eyebrow{
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.1em;
  color:rgba(255,255,255,.58);
  margin-bottom:8px;
}

.sidebar-title{
  font-size:18px;
  font-weight:800;
  color:#fff;
  line-height:1.2;
}

.muted{color:var(--text-soft)}
.sidebar .muted{color:rgba(255,255,255,.75)}
.small{font-size:13px}

.chip-wrap{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.chip{
  display:inline-flex;
  align-items:center;
  padding:7px 10px;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.1);
  color:#fff;
  font-size:12px;
}

.sidebar-nav{
  display:grid;
  gap:2px;
  margin-top:14px;
}

.nav-link{
  display:flex;
  align-items:center;
  min-height:42px;
  padding:10px 12px 10px 14px;
  border-left:4px solid transparent;
  border-radius:0 10px 10px 0;
  color:rgba(255,255,255,.88);
  font-weight:700;
  font-size:15px;
  background:transparent;
}

.nav-link:hover{
  background:rgba(255,255,255,.06);
  color:#fff;
}

.nav-link.active{
  background:rgba(254,188,42,.12);
  color:#fff;
  border-left-color:var(--gold);
}

label{
  display:grid;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--navy);
}

input,.select{
  width:100%;
  padding:13px 14px;
  border-radius:12px;
  border:1px solid #cad4e8;
  background:var(--input);
  color:var(--text);
  outline:none;
  font-size:15px;
}

input:focus,.select:focus{
  border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(254,188,42,.18);
}

button,.button-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:12px 18px;
  border:0;
  border-radius:12px;
  background:linear-gradient(180deg,var(--gold-2) 0%, var(--gold) 100%);
  color:#1d1d1d;
  font-weight:800;
  font-size:15px;
  cursor:pointer;
  box-shadow:0 8px 18px rgba(254,188,42,.18);
  text-decoration:none;
}

button:hover,.button-link:hover{filter:brightness(1.02)}

.alert{
  background:#fff2f2;
  border:1px solid #efc6c6;
  color:#8f2f2f;
  padding:12px 14px;
  border-radius:12px;
}

.success{
  background:#eefaf3;
  border:1px solid #c7e7d3;
  color:#246845;
  padding:12px 14px;
  border-radius:12px;
}

h1,h2,p{margin:0 0 10px 0}

h1{
  font-size:32px;
  line-height:1.15;
  color:var(--navy);
}

h2{
  font-size:23px;
  line-height:1.2;
  color:var(--navy);
}

p{color:var(--text-soft)}

.form-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:16px;
  align-items:end;
}

.form-actions{
  display:flex;
  align-items:end;
}

.narrow-form{max-width:560px}

.table-wrap{overflow:auto}

.data-table{
  width:100%;
  border-collapse:collapse;
}

.data-table th,
.data-table td{
  padding:14px 12px;
  border-bottom:1px solid #e7edf7;
  text-align:left;
  color:var(--text);
}

.data-table th{
  color:var(--navy);
  font-size:13px;
  text-transform:uppercase;
  letter-spacing:.07em;
}

.login-shell{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  background:linear-gradient(135deg,var(--navy-4) 0%, var(--navy) 100%);
}

.login-shell .card{
  width:100%;
  max-width:460px;
  padding:34px;
}

.login-shell h1{
  color:var(--navy);
  font-size:36px;
  margin-bottom:4px;
}

.login-shell p{color:var(--text-soft)}

.page-head-row{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
}

.button-link-secondary{
  background:#eef2fb;
  color:var(--navy);
  box-shadow:none;
  border:1px solid #d5ddef;
}

.subpanel{
  border:1px solid var(--border);
  border-radius:16px;
  padding:18px;
  background:#fbfcff;
}

.checkbox-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:12px;
}

.checkbox-row{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:12px 14px;
  border:1px solid var(--border);
  border-radius:12px;
  background:#fff;
  color:var(--text);
  font-weight:600;
}

.checkbox-row input{
  width:auto;
  margin-top:2px;
}

.dept-group{margin-top:12px}
.dept-group:first-child{margin-top:0}

.dept-group-title{
  font-size:14px;
  font-weight:800;
  color:var(--navy);
  margin-bottom:10px;
}

.inline-muted{
  color:var(--text-soft);
  font-weight:500;
}

/* Mobile drawer behavior */
@media (max-width: 980px){
  .topbar{
    height:72px;
    padding:0 14px;
  }

  .topbar strong{
    font-size:20px;
    line-height:1;
  }

  .topbar .muted{
    font-size:12px;
  }

  .mobile-menu-btn{
    display:inline-flex;
  }

  .shell{
    grid-template-columns:1fr;
    min-height:auto;
  }

  .sidebar{
    position:fixed;
    left:0;
    right:0;
    top:72px;
    height:auto;
    max-height:calc(100vh - 72px);
    overflow:auto;
    z-index:40;
    transform:translateY(-120%);
    opacity:0;
    pointer-events:none;
    transition:transform .22s ease, opacity .22s ease;
    padding:16px 14px 18px 14px;
    box-shadow:0 22px 50px rgba(0,0,0,.35);
  }

  body.mobile-nav-open .sidebar{
    transform:translateY(0);
    opacity:1;
    pointer-events:auto;
  }

  .main-content{
    padding:14px;
    gap:14px;
  }

  .card{
    padding:18px;
    border-radius:16px;
  }

  h1{
    font-size:24px;
  }

  h2{
    font-size:20px;
  }

  .dashboard-hero h1{
    font-size:28px;
  }

  .stats-grid{
    grid-template-columns:1fr;
    gap:12px;
  }

  .grid{
    grid-template-columns:1fr;
    gap:12px;
  }

  .module-card{
    min-height:auto;
  }

  .page-head-row{
    flex-direction:column;
    align-items:stretch;
  }

  .form-grid{
    grid-template-columns:1fr;
    gap:12px;
  }

  .checkbox-grid{
    grid-template-columns:1fr;
  }

  .sidebar-group{
    margin-bottom:16px;
  }

  .sidebar-title{
    font-size:16px;
  }

  .nav-link{
    min-height:40px;
    font-size:14px;
  }

  .table-wrap{
    overflow:auto;
    -webkit-overflow-scrolling:touch;
  }

  .data-table th,
  .data-table td{
    padding:12px 10px;
    font-size:14px;
  }

  body.mobile-nav-open{
    overflow:hidden;
  }
}