.app-shell {
  --app-ink: #0a3540;
  --app-ink-soft: #44656b;
  --app-paper: #f7f5ee;
  --app-cream: #ede9dc;
  --app-water: #0c8797;
  --app-deep: #063c48;
  --app-mint: #5de1bd;
  --app-coral: #ff8a72;
  --app-line: rgba(10, 53, 64, .16);
  --app-shadow: 0 20px 55px rgba(5, 52, 61, .1);
  --bs-primary: var(--app-water);
  --bs-primary-rgb: 12, 135, 151;
  --bs-link-color: #087685;
  --bs-link-color-rgb: 8, 118, 133;
  --bs-link-hover-color: var(--app-deep);
  --bs-link-hover-color-rgb: 6, 60, 72;
  --bs-body-color: var(--app-ink);
  --bs-body-color-rgb: 10, 53, 64;
  --bs-body-bg: var(--app-paper);
  --bs-border-color: var(--app-line);
  background:
    radial-gradient(circle at 92% 2%, rgba(93, 225, 189, .16), transparent 24rem),
    var(--app-paper);
  color: var(--app-ink);
  font-family: Inter, Avenir, "Segoe UI", system-ui, sans-serif;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

.app-shell ::selection {
  background: rgba(93, 225, 189, .42);
}

.app-container {
  max-width: 1320px;
}

.app-shell h1,
.app-shell main > h2,
.app-shell .card-title {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
  letter-spacing: -.025em;
}

.app-shell h1 {
  font-size: clamp(2.35rem, 5vw, 4rem);
}

.app-shell .card {
  --bs-card-border-color: rgba(10, 53, 64, .1);
  --bs-card-border-radius: 1.25rem;
  background: rgba(255, 255, 255, .82);
  box-shadow: 0 12px 35px rgba(5, 52, 61, .07) !important;
  backdrop-filter: blur(12px);
}

.app-shell .card-header,
.app-shell .card-footer {
  background: rgba(237, 233, 220, .5);
  border-color: var(--app-line);
}

.app-shell .btn {
  --bs-btn-border-radius: 999px;
  font-weight: 700;
  padding-inline: 1.1rem;
}

.app-shell .btn-primary {
  --bs-btn-bg: var(--app-deep);
  --bs-btn-border-color: var(--app-deep);
  --bs-btn-hover-bg: var(--app-water);
  --bs-btn-hover-border-color: var(--app-water);
  --bs-btn-active-bg: var(--app-water);
  --bs-btn-active-border-color: var(--app-water);
  box-shadow: 0 8px 20px rgba(6, 60, 72, .16);
}

.app-shell .btn-outline-secondary {
  --bs-btn-color: var(--app-ink);
  --bs-btn-border-color: rgba(10, 53, 64, .28);
  --bs-btn-hover-bg: var(--app-ink);
  --bs-btn-hover-border-color: var(--app-ink);
}

.app-shell .form-control,
.app-shell .form-select {
  border-color: rgba(10, 53, 64, .22);
  border-radius: .85rem;
  min-height: 2.8rem;
}

.app-shell .form-control:focus,
.app-shell .form-select:focus {
  border-color: var(--app-water);
  box-shadow: 0 0 0 .25rem rgba(12, 135, 151, .14);
}

.app-shell .table-responsive {
  background: rgba(255, 255, 255, .78);
  border: 1px solid rgba(10, 53, 64, .1);
  border-radius: 1.1rem;
  box-shadow: 0 12px 35px rgba(5, 52, 61, .06);
}

.app-shell .table {
  --bs-table-bg: transparent;
  --bs-table-striped-bg: rgba(237, 233, 220, .45);
  margin-bottom: 0;
}

.app-shell .alert {
  border: 0;
  border-left: .3rem solid currentColor;
  border-radius: .9rem;
}

.free-chlorine-chart {
  margin: 1.5rem 0 0;
}

.free-chlorine-chart-canvas,
.consumption-chart-canvas {
  height: clamp(20rem, 45vw, 28rem);
  min-width: 0;
  position: relative;
}

.consumption-chart-canvas {
  height: clamp(16rem, 38vw, 23rem);
}

.free-chlorine-chart figcaption {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1rem;
}

.chart-key::before {
  border-radius: .15rem;
  content: "";
  display: inline-block;
  height: .65rem;
  margin-right: .35rem;
  vertical-align: .05rem;
  width: 1.4rem;
}

.chart-key-target::before {
  background: rgba(93, 225, 189, .18);
  border: 1px dashed rgba(12, 135, 151, .72);
}

.chart-key-observed::before {
  background: rgba(12, 135, 151, .78);
}

.chart-key-planned::before {
  background: rgba(255, 138, 114, .2);
  border: 1px dashed rgba(255, 138, 114, .9);
}

.pool-nav,
.section-nav {
  overflow-x: auto;
  scrollbar-width: thin;
}

.pool-nav .nav,
.section-nav .nav {
  min-width: max-content;
}

.pool-nav .nav-tabs,
.section-nav .nav-tabs {
  border: 0;
  gap: .35rem;
}

.pool-nav .nav-link,
.section-nav .nav-link {
  border: 0;
  border-radius: 999px;
  color: var(--app-ink-soft);
  font-size: .9rem;
  font-weight: 700;
  padding: .65rem 1rem;
}

.pool-nav .nav-link:hover,
.section-nav .nav-link:hover {
  background: rgba(12, 135, 151, .08);
  color: var(--app-water);
}

.pool-nav .nav-link.active,
.section-nav .nav-link.active {
  background: var(--app-ink);
  color: #fff;
}

.app-shell .card h2,
.app-shell .card h3 {
  color: var(--app-ink);
}

.app-shell .badge.text-bg-primary,
.app-shell .badge.bg-primary {
  background-color: var(--app-water) !important;
}

.app-shell .text-bg-success {
  background-color: #167c68 !important;
}

.app-header {
  background: rgba(247, 245, 238, .88);
  border: 1px solid rgba(10, 53, 64, .08);
  border-radius: 1.2rem;
  box-shadow: 0 8px 30px rgba(5, 52, 61, .06);
  min-height: 4.25rem;
  padding: .75rem 1rem;
  position: sticky;
  top: .75rem;
  z-index: 20;
  backdrop-filter: blur(18px);
}

.app-brand {
  align-items: center;
  color: var(--app-ink);
  display: inline-flex;
  font-size: 1.02rem;
  font-weight: 800;
  gap: .62rem;
  letter-spacing: .08em;
  text-decoration: none;
  text-transform: uppercase;
}

.app-brand-mark {
  border: 6px solid var(--app-water);
  border-radius: 50%;
  border-top-color: var(--app-mint);
  display: block;
  height: 1.6rem;
  transform: rotate(-18deg);
  width: 1.6rem;
}

.app-brand:hover {
  color: var(--app-water);
}

.access-page {
  margin: clamp(2rem, 9vh, 7rem) auto 0;
  max-width: 38rem;
}

.access-brand {
  margin-bottom: 2.25rem;
}

.access-page > .card {
  padding: clamp(1.25rem, 4vw, 2.2rem);
}

.pool-status {
  border-left: .35rem solid var(--bs-border-color);
}

.pool-status-success {
  border-left-color: var(--bs-success);
}

.pool-status-warning {
  border-left-color: var(--bs-warning);
}

.pool-status-danger {
  border-left-color: var(--bs-danger);
}

.measurement-value {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 600;
  line-height: 1.2;
}

.labcom-calendar-layout {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: minmax(0, 2fr) minmax(15rem, 1fr);
}

.labcom-calendar-table {
  border-collapse: separate;
  border-spacing: .25rem;
  table-layout: fixed;
  width: 100%;
}

.labcom-calendar-table th {
  color: var(--bs-secondary-color);
  font-size: .75rem;
  font-weight: 600;
  padding: .25rem;
  text-align: center;
  text-transform: uppercase;
}

.labcom-calendar-table td {
  height: 4rem;
  padding: 0;
  width: 14.285%;
}

.labcom-calendar-day {
  align-items: flex-start;
  border: 1px solid var(--bs-border-color);
  border-radius: var(--bs-border-radius);
  color: var(--bs-body-color);
  display: flex;
  height: 100%;
  justify-content: space-between;
  min-width: 3rem;
  padding: .5rem;
  text-decoration: none;
}

.labcom-calendar-day:hover {
  background: var(--bs-tertiary-bg);
  border-color: var(--bs-primary);
}

.labcom-calendar-day.has-measurements {
  border-width: 2px;
}

.labcom-calendar-day.has-labcom-measurements {
  background: var(--bs-info-bg-subtle);
  border-color: var(--bs-info-border-subtle);
}

.labcom-calendar-day.has-manual-measurements {
  background: var(--bs-warning-bg-subtle);
  border-color: var(--bs-warning-border-subtle);
}

.labcom-calendar-day.has-labcom-measurements.has-manual-measurements {
  background: linear-gradient(135deg, var(--bs-warning-bg-subtle) 0 50%, var(--bs-info-bg-subtle) 50% 100%);
}

.labcom-calendar-day.is-selected {
  box-shadow: 0 0 0 .2rem rgba(var(--bs-primary-rgb), .22);
  border-color: var(--bs-primary);
}

.labcom-calendar-alert {
  align-items: center;
  background: var(--bs-primary);
  border-radius: 50%;
  color: white;
  display: inline-flex;
  font-size: .7rem;
  font-weight: 700;
  height: 1.5rem;
  justify-content: center;
  min-width: 1.5rem;
  padding: 0 .3rem;
}

.labcom-calendar-legend {
  border-radius: 50%;
  display: inline-block;
  height: .75rem;
  width: .75rem;
}

.labcom-calendar-legend-user {
  background: var(--bs-warning);
}

.labcom-calendar-legend-labcom {
  background: var(--bs-info);
}

.labcom-calendar-detail {
  border-left: 1px solid var(--bs-border-color);
  min-width: 0;
  padding-left: 1.5rem;
}

@media (max-width: 767.98px) {
  .app-container {
    padding-inline: 1rem;
  }

  .app-header {
    position: static;
  }

  .app-header > div {
    width: 100%;
  }

  .app-header .small {
    margin-right: auto;
    max-width: 14rem;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .labcom-calendar-layout {
    grid-template-columns: 1fr;
  }

  .labcom-calendar-table td {
    height: 3.25rem;
  }

  .labcom-calendar-day {
    min-width: 2.75rem;
    padding: .35rem;
  }

  .labcom-calendar-detail {
    border-left: 0;
    border-top: 1px solid var(--bs-border-color);
    padding-left: 0;
    padding-top: 1rem;
  }
}

.pool-nav a:focus-visible,
.section-nav a:focus-visible,
.app-header a:focus-visible,
.app-header button:focus-visible,
main a:focus-visible,
main button:focus-visible,
main input:focus-visible,
main summary:focus-visible {
  outline: .2rem solid var(--bs-primary);
  outline-offset: .15rem;
}