:root {
  --aac-red: #ca222f;
  --aac-red-dark: #a81724;
  --aac-navy: #173b6d;
  --aac-ink: #17283d;
  --aac-muted: #5f6d7e;
  --aac-border: #dce3ec;
  --aac-bg: #f3f6fa;
  --aac-panel: #ffffff;
}

body {
  background: linear-gradient(180deg, #eaf0f8 0, var(--aac-bg) 260px);
  color: var(--aac-ink);
  font-size: 15px;
  line-height: 1.48;
}

.brand-stripe {
  height: 5px;
  background: linear-gradient(90deg, var(--aac-navy) 0 28%, #f6f7f9 28% 31%, var(--aac-red) 31% 100%);
}

.site-nav {
  background: #fff;
  border-bottom: 1px solid var(--aac-border);
  box-shadow: 0 8px 24px rgba(23, 59, 109, .07);
  padding: .35rem 0;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  margin-right: 1.75rem;
  white-space: nowrap;
}

.brand-lockup img {
  display: block;
  width: 130px;
  height: 83px;
  object-fit: contain;
}

.brand-context {
  display: grid;
  gap: .05rem;
  padding-left: .7rem;
  border-left: 2px solid var(--aac-red);
  color: var(--aac-navy);
  line-height: 1.15;
}

.brand-context strong {
  font-size: .9rem;
  letter-spacing: .14em;
}

.brand-context small {
  color: var(--aac-muted);
  font-size: .64rem;
  font-weight: 700;
  letter-spacing: .1em;
}

.nav-main {
  align-items: center;
  gap: .15rem;
}

.site-nav .nav-link {
  border-radius: 9px;
  color: #35465c;
  font-size: .9rem;
  font-weight: 700;
  padding: .56rem .62rem;
  white-space: nowrap;
}

.site-nav .nav-link:hover,
.site-nav .nav-link:focus {
  background: #f7e8ea;
  color: var(--aac-red-dark);
}

.site-nav .nav-link.active {
  background: #eaf0f8;
  color: var(--aac-navy);
}

.site-nav .dropdown-menu {
  border: 1px solid var(--aac-border);
  border-radius: 10px;
  box-shadow: 0 14px 30px rgba(23, 59, 109, .13);
}

.site-nav .dropdown-item:active {
  background: var(--aac-navy);
}

.nav-logout {
  white-space: nowrap;
}

.page-shell {
  max-width: 1500px;
}

main h1.h3 {
  color: var(--aac-navy);
  font-size: clamp(1.5rem, 2vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -.03em;
}

.dashboard-intro {
  border-left: 5px solid var(--aac-red);
  padding: .45rem 0 .45rem 1rem;
}

.dashboard-intro .eyebrow {
  color: var(--aac-red-dark);
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.section-card {
  background: var(--aac-panel);
  border: 1px solid var(--aac-border);
  border-radius: 14px;
  box-shadow: 0 6px 24px rgba(25, 57, 101, .045);
  padding: 1.15rem;
}

.section-card h2,
.section-card h3 {
  color: var(--aac-navy);
  font-size: 1.04rem;
  font-weight: 800;
  margin-bottom: .85rem;
}

.section-card h2 {
  border-bottom: 1px solid #e9edf3;
  padding-bottom: .7rem;
}

.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: .8rem;
}

.kpi {
  background: #fff;
  border: 1px solid var(--aac-border);
  border-top: 3px solid var(--aac-navy);
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(25, 57, 101, .045);
  padding: .85rem 1rem;
}

.kpi .muted {
  font-size: .73rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.kpi-value {
  color: var(--aac-navy);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-top: .3rem;
}

.kpi.kpi-danger {
  background: var(--aac-red);
  border-color: var(--aac-red);
  color: #fff;
}

.kpi.kpi-danger .kpi-value {
  color: #fff;
}

.kpi.kpi-danger .muted {
  color: rgba(255, 255, 255, .88);
}

.rental-overdue-row {
  background: #fff5f5;
  border-left: 4px solid #dc3545;
  padding-left: 0.5rem;
}

.muted {
  color: var(--aac-muted);
}

.btn {
  border-radius: 9px;
  font-weight: 700;
}

.btn-primary {
  background: var(--aac-red);
  border-color: var(--aac-red);
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
  background: var(--aac-red-dark) !important;
  border-color: var(--aac-red-dark) !important;
}

.btn-outline-primary {
  color: var(--aac-red-dark);
  border-color: var(--aac-red);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus,
.btn-outline-primary:active {
  color: #fff !important;
  background: var(--aac-red) !important;
  border-color: var(--aac-red) !important;
}

a:not(.btn):not(.nav-link):not(.navbar-brand):not(.dropdown-item) {
  color: var(--aac-navy);
}

a:not(.btn):not(.nav-link):not(.navbar-brand):not(.dropdown-item):hover {
  color: var(--aac-red-dark);
}

:focus-visible {
  outline: 3px solid rgba(202, 34, 47, .5);
  outline-offset: 2px;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--aac-navy);
  box-shadow: 0 0 0 .2rem rgba(23, 59, 109, .15);
}

.badge {
  font-weight: 700;
  letter-spacing: .01em;
}

.table thead th {
  color: var(--aac-navy);
  font-size: .73rem;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.table-sm td,
.table-sm th {
  vertical-align: middle;
}

.ops-table-scroll {
  max-width: 100%;
  overflow-x: auto;
  overscroll-behavior-x: contain;
}

.ops-table-scroll .table {
  min-width: 620px;
  margin-bottom: 0;
}

.ops-table-scroll td:last-child {
  white-space: nowrap;
}

.btn-icon {
  width: 2.35rem;
  height: 2.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.empty-state {
  color: var(--aac-muted);
  border: 1px dashed var(--aac-border);
  border-radius: 10px;
  padding: 1rem;
  background: #f8fafc;
}

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

.summary-text {
  min-height: 520px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre-wrap;
}

.planning-day {
  border-left: 4px solid var(--aac-navy);
}

@media (max-width: 1199px) {
  .brand-context {
    display: none;
  }
}

@media (max-width: 991px) {
  .site-nav .navbar-collapse {
    border-top: 1px solid var(--aac-border);
    margin-top: .3rem;
    padding-top: .65rem;
  }

  .nav-main {
    align-items: stretch;
  }

  .site-nav .nav-link {
    padding: .68rem .8rem;
  }

  .nav-logout {
    margin: .7rem .8rem;
  }
}

@media (max-width: 767px) {
  .brand-lockup img {
    width: 100px;
    height: 64px;
  }

  .section-card {
    padding: 1rem;
  }

  .table-responsive {
    font-size: 0.92rem;
  }
}

@media (max-width: 575px) {
  .kpi-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .kpi {
    padding: .7rem .8rem;
  }

  .kpi-value {
    font-size: 1.7rem;
  }
}