:root {
  --teo-navy: #16324a;
  --teo-navy-dark: #0d2033;
  --teo-teal: #1c6e6e;
  --teo-teal-light: #e7f2f1;
  --teo-gold: #b8862c;
  --teo-bg: #f4f6f8;
  --teo-surface: #ffffff;
  --teo-border: #dfe4e9;
  --teo-text: #202a33;
  --teo-text-muted: #5b6874;
  --teo-danger: #b3312c;
  --teo-danger-bg: #fbeceb;
  --teo-success: #1f7a4d;
  --teo-success-bg: #e8f5ee;
  --teo-warning: #a5680a;
  --teo-warning-bg: #fdf3e2;
  --radius: 6px;
  --shadow: 0 1px 3px rgba(13, 32, 51, 0.08), 0 1px 2px rgba(13, 32, 51, 0.06);
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  font-family: "Segoe UI", "Noto Sans", Arial, sans-serif;
  background: var(--teo-bg);
  color: var(--teo-text);
  font-size: 14.5px;
}
a { color: var(--teo-teal); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Layout shell ---------- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 250px;
  background: var(--teo-navy-dark);
  color: #cfd9e2;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}
.sidebar .brand {
  padding: 18px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.sidebar .brand strong { color: #fff; font-size: 15px; display: block; }
.sidebar .brand span { font-size: 11.5px; color: #90a3b3; }
.sidebar nav { flex: 1; overflow-y: auto; padding: 10px 0; }
.sidebar .nav-section-title {
  font-size: 10.5px; text-transform: uppercase; letter-spacing: .06em;
  color: #6f8296; padding: 14px 16px 6px;
}
.sidebar a.nav-link {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 16px; color: #cfd9e2; font-size: 13.5px;
  border-left: 3px solid transparent;
}
.sidebar a.nav-link:hover { background: rgba(255,255,255,0.06); text-decoration: none; }
.sidebar a.nav-link.active {
  background: rgba(28,110,110,0.35);
  border-left-color: var(--teo-teal);
  color: #fff;
  font-weight: 600;
}
.sidebar a.nav-sub { padding-left: 32px; font-size: 13px; }

.main-col { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.topbar {
  height: 58px; background: var(--teo-surface); border-bottom: 1px solid var(--teo-border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px;
}
.topbar .page-title { font-size: 16px; font-weight: 600; color: var(--teo-navy); }
.topbar .topbar-right { display: flex; align-items: center; gap: 16px; }
.bell-wrap { position: relative; }
.bell-badge {
  position: absolute; top: -6px; right: -8px; background: var(--teo-danger);
  color: #fff; font-size: 10px; border-radius: 10px; padding: 1px 5px; font-weight: 700;
}
.profile-chip { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.profile-chip .avatar {
  width: 30px; height: 30px; border-radius: 50%; background: var(--teo-teal);
  color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 12px;
}

.content { padding: 22px; flex: 1; }
.breadcrumb { font-size: 12.5px; color: var(--teo-text-muted); margin-bottom: 14px; }
.breadcrumb a { color: var(--teo-text-muted); }

/* ---------- Cards ---------- */
.card {
  background: var(--teo-surface); border: 1px solid var(--teo-border);
  border-radius: var(--radius); box-shadow: var(--shadow);
}
.card-body { padding: 18px; }
.card-header {
  padding: 14px 18px; border-bottom: 1px solid var(--teo-border);
  font-weight: 600; font-size: 14.5px; color: var(--teo-navy);
  display: flex; align-items: center; justify-content: space-between;
}

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card {
  background: var(--teo-surface); border: 1px solid var(--teo-border); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow); border-top: 3px solid var(--teo-teal);
}
.stat-card .stat-value { font-size: 26px; font-weight: 700; color: var(--teo-navy); }
.stat-card .stat-label { font-size: 12.5px; color: var(--teo-text-muted); margin-top: 2px; }
.stat-card.accent-gold { border-top-color: var(--teo-gold); }
.stat-card.accent-danger { border-top-color: var(--teo-danger); }
.stat-card.accent-success { border-top-color: var(--teo-success); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
table.data-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.data-table th {
  text-align: left; background: #f0f3f6; color: var(--teo-navy);
  padding: 10px 12px; border-bottom: 1px solid var(--teo-border); white-space: nowrap; font-weight: 600;
}
table.data-table td { padding: 9px 12px; border-bottom: 1px solid #eef1f4; vertical-align: middle; }
table.data-table tr:hover td { background: #fafbfc; }
.table-actions a, .table-actions button { margin-right: 8px; font-size: 12.5px; }

/* ---------- Badges ---------- */
.badge { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 11.5px; font-weight: 600; }
.badge-active, .badge-approved, .badge-success { background: var(--teo-success-bg); color: var(--teo-success); }
.badge-inactive, .badge-closed { background: #eceff1; color: #55606a; }
.badge-pending, .badge-warning { background: var(--teo-warning-bg); color: var(--teo-warning); }
.badge-overdue, .badge-rejected, .badge-danger { background: var(--teo-danger-bg); color: var(--teo-danger); }
.badge-normal { background: #eceff1; color: #55606a; }
.badge-important { background: var(--teo-warning-bg); color: var(--teo-warning); }
.badge-urgent { background: var(--teo-danger-bg); color: var(--teo-danger); }

/* ---------- Forms ---------- */
.form-group { margin-bottom: 14px; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
label { display: block; font-size: 12.5px; font-weight: 600; color: var(--teo-navy); margin-bottom: 5px; }
input[type=text], input[type=password], input[type=email], input[type=date], input[type=tel],
input[type=number], input[type=file], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--teo-border); border-radius: var(--radius);
  font-size: 13.5px; font-family: inherit; background: #fff; color: var(--teo-text);
}
textarea { resize: vertical; min-height: 80px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--teo-teal); outline-offset: 1px; border-color: var(--teo-teal); }
.hint { font-size: 11.5px; color: var(--teo-text-muted); margin-top: 4px; }
.required-mark { color: var(--teo-danger); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border-radius: var(--radius);
  border: 1px solid transparent; font-size: 13.5px; font-weight: 600; cursor: pointer; text-decoration: none;
}
.btn-primary { background: var(--teo-teal); color: #fff; }
.btn-primary:hover { background: #175a5a; text-decoration: none; }
.btn-secondary { background: #fff; border-color: var(--teo-border); color: var(--teo-navy); }
.btn-secondary:hover { background: #f2f5f7; text-decoration: none; }
.btn-danger { background: var(--teo-danger); color: #fff; }
.btn-danger:hover { background: #922822; text-decoration: none; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-link { background: none; border: none; color: var(--teo-teal); cursor: pointer; padding: 0; font-size: 12.5px; }

/* ---------- Alerts ---------- */
.alert { padding: 11px 15px; border-radius: var(--radius); font-size: 13.5px; margin-bottom: 16px; }
.alert-success { background: var(--teo-success-bg); color: var(--teo-success); border: 1px solid #bfe3cf; }
.alert-danger { background: var(--teo-danger-bg); color: var(--teo-danger); border: 1px solid #f0c6c3; }
.alert-warning { background: var(--teo-warning-bg); color: var(--teo-warning); border: 1px solid #f1dcae; }
.alert-info { background: var(--teo-teal-light); color: var(--teo-teal); border: 1px solid #bcdcda; }

/* ---------- Filters bar ---------- */
.filters-bar {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end;
  background: var(--teo-surface); border: 1px solid var(--teo-border); border-radius: var(--radius);
  padding: 14px; margin-bottom: 16px;
}
.filters-bar .form-group { margin-bottom: 0; min-width: 160px; }

/* ---------- Empty state ---------- */
.empty-state { text-align: center; padding: 50px 20px; color: var(--teo-text-muted); }
.empty-state .icon { font-size: 34px; margin-bottom: 10px; }

/* ---------- Pagination ---------- */
.pagination { display: flex; gap: 6px; margin-top: 16px; align-items: center; }
.pagination a, .pagination span {
  padding: 6px 11px; border: 1px solid var(--teo-border); border-radius: var(--radius);
  font-size: 12.5px; color: var(--teo-navy); background: #fff;
}
.pagination .active { background: var(--teo-teal); color: #fff; border-color: var(--teo-teal); }
.result-count { font-size: 12.5px; color: var(--teo-text-muted); margin-bottom: 10px; }

/* ---------- Login page ---------- */
.login-shell {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(160deg, var(--teo-navy) 0%, var(--teo-navy-dark) 100%);
  padding: 20px;
}
.login-card { width: 100%; max-width: 400px; background: #fff; border-radius: 10px; overflow: hidden; box-shadow: 0 20px 50px rgba(0,0,0,0.35); }
.login-header { background: var(--teo-navy-dark); color: #fff; padding: 26px 28px 20px; }
.login-header .badge-office { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: #8fa7bb; }
.login-header h1 { font-size: 18px; margin: 6px 0 2px; }
.login-header p { font-size: 12.5px; color: #a9bccb; margin: 0; }
.login-body { padding: 26px 28px 30px; }
.login-body .btn-primary { width: 100%; justify-content: center; padding: 10px; }
.login-footer-note { text-align: center; font-size: 11.5px; color: var(--teo-text-muted); margin-top: 16px; }

.notif-dropdown {
  display: none; position: absolute; right: 0; top: 40px; z-index: 50;
}
.notif-dropdown.open { display: block; }

/* Modal */
.modal-backdrop {
  display: none; position: fixed; inset: 0; background: rgba(13,32,51,0.5); z-index: 100;
  align-items: center; justify-content: center;
}
.modal-backdrop.open { display: flex; }
.modal-box { background: #fff; border-radius: var(--radius); width: 100%; max-width: 460px; box-shadow: var(--shadow); }
.modal-box .card-header { border-radius: var(--radius) var(--radius) 0 0; }
.modal-box .card-body { padding: 18px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 16px; }

/* Utility */
.text-muted { color: var(--teo-text-muted); }
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.flex { display: flex; } .items-center { align-items: center; } .justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; } .gap-12 { gap: 12px; }

@media (max-width: 800px) {
  .sidebar { position: fixed; left: -260px; top: 0; bottom: 0; z-index: 90; transition: left .2s; }
  .sidebar.open { left: 0; }
  .content { padding: 14px; }
  .stat-grid { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
  #sidebarToggle { display: inline-flex !important; }
}