:root {
  --app-bg: #f4f4f5;
  --app-surface: #fff;
  --app-surface-alt: #f7f7f8;
  --app-surface-muted: #f1f1f3;
  --app-border: #d4d4d8;
  --app-border-strong: #bfbfc6;
  --app-text: #18181b;
  --app-text-soft: #52525b;
  --app-muted: #71717a;
  --app-blue: #002a67;
  --app-blue-2: #001f4f;
  --app-accent: #0a52bc;
  --app-accent-hover: #08459f;
  --app-soft-blue: #e7f0ff;
  --app-success: #198754;
  --app-success-soft: #eefbf2;
  --app-danger: #c73c3c;
  --app-danger-soft: #fff1f1;
  --app-radius-sm: 4px;
  --app-radius-md: 6px;
  --app-radius-lg: 8px;
  --app-shadow-sm: 0 1px 1px #18181b0a;
  --app-shadow-md: 0 4px 14px #18181b0d;
}

* {
  box-sizing: border-box;
  letter-spacing: 0;
}

html { height: 100%; }

body {
  min-height: 100vh;
  margin: 0;
  background: var(--app-bg);
  color: var(--app-text);
  font-family: Inter, "Segoe UI", Roboto, system-ui, -apple-system, sans-serif;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--app-accent); }

main {
  width: 100%;
  max-width: none;
}

.container {
  max-width: none;
}

.app-topbar,
.login-topbar {
  height: 81px;
  border-bottom: 1px solid #ffffff38;
  background: linear-gradient(90deg, var(--app-blue) 0%, var(--app-blue-2) 100%);
  box-shadow: none;
}

.app-topbar {
  position: sticky;
  top: 0;
  z-index: 1055;
  padding: 0;
}

.app-topbar .container-fluid {
  min-height: 81px;
  gap: 1rem;
  padding: 12px 18px;
}

.app-brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  min-width: 0;
  color: #fff;
  text-decoration: none;
}

.app-brand:hover,
.app-brand:focus {
  color: #fff;
}

.app-brand-mark {
  display: grid;
  width: 55px;
  height: 55px;
  flex: 0 0 55px;
  place-items: center;
  border-radius: 50%;
  background: #fff;
  border: 1px solid #ffffff59;
  color: var(--app-blue);
  font-size: .82rem;
  font-weight: 800;
  overflow: hidden;
}

.app-brand-mark img {
  display: block;
  width: 78%;
  height: 78%;
  object-fit: contain;
}

.app-brand-copy {
  display: grid;
  gap: .1rem;
  min-width: 0;
}

.app-brand-copy strong,
.app-competition strong {
  overflow: hidden;
  font-size: calc(.95rem + 1pt);
  font-weight: 700;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-brand-copy small,
.app-competition small {
  overflow: hidden;
  color: #ecf4ffe8 !important;
  font-size: .8rem;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-competition {
  display: grid;
  min-width: 230px;
  color: #fff;
}

.navbar-toggler {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, .32);
  border-radius: var(--app-radius-md);
  background: rgba(255, 255, 255, .08);
}

.navbar .nav-link {
  font-weight: 600;
}

.app-sidebar {
  position: fixed;
  top: 81px;
  bottom: 0;
  left: 0;
  z-index: 1020;
  width: 268px;
  padding: 18px 10px 14px;
  border-right: 1px solid var(--app-border);
  background: var(--app-surface);
}

.app-sidebar-nav {
  display: grid;
  width: 100%;
  gap: .25rem;
  align-content: start;
}

.app-sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 34px;
  padding: 7px 12px;
  border: 1px solid transparent;
  border-radius: var(--app-radius-lg);
  color: var(--app-text-soft);
  font-weight: 600;
  line-height: 18px;
  text-decoration: none;
}

.app-sidebar-link i {
  width: 1.2rem;
  color: #000;
  font-size: 1.05rem;
  text-align: center;
}

.app-sidebar-link:hover,
.app-sidebar-link:focus,
.app-sidebar-link.active {
  border-color: #bdd0ec;
  background: var(--app-soft-blue);
  color: var(--app-accent);
}

.app-sidebar-section {
  margin: 1rem .85rem .4rem;
  color: var(--app-muted);
  font-size: calc(.7rem + 1pt);
  font-weight: 700;
  text-transform: uppercase;
}

.app-sidebar ~ main {
  padding: 1rem 1.1rem 1.15rem;
}

.card {
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-lg);
  background: var(--app-surface);
  box-shadow: var(--app-shadow-sm) !important;
}

.card-body {
  padding: 1rem;
}

h1,
.h1,
h2,
.h2,
h3,
.h3,
h4,
.h4,
h5,
.h5 {
  color: #070a11;
  font-weight: 700;
}

h1,
.h2 {
  font-size: 1.28rem;
}

h2,
.h4 {
  font-size: 1.05rem;
}

.text-body-secondary,
small,
.small {
  color: var(--app-muted) !important;
}

.btn {
  min-height: 40px;
  padding: 0 14px;
  border-radius: var(--app-radius-md);
  font-size: .92rem;
  font-weight: 600;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 1px 1px #0f172a14;
  transition: background-color .16s, border-color .16s, box-shadow .16s, transform 80ms;
}

.btn:hover {
  box-shadow: 0 6px 16px #0a52bc2e;
}

.btn:active {
  transform: translateY(1px);
}

.btn-sm {
  min-height: 34px;
}

.btn-lg {
  min-height: 42px;
  padding: .45rem .9rem;
  font-size: 1rem;
}

.btn-primary {
  border-color: var(--app-accent);
  background: var(--app-accent);
}

.btn-primary:hover,
.btn-primary:focus {
  border-color: var(--app-accent-hover);
  background: var(--app-accent-hover);
}

.btn-outline-primary {
  border-color: var(--app-border);
  color: #061329;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  border-color: var(--app-accent);
  background: var(--app-accent);
  color: #fff;
}

.btn-outline-secondary {
  border-color: var(--app-border-strong);
  color: var(--app-text);
  background: var(--app-surface);
}

.app-logout-btn {
  border: 1px solid rgba(255, 255, 255, .28);
  background: rgba(255, 255, 255, .09);
  color: #fff;
  box-shadow: none;
}

.app-logout-btn:hover,
.app-logout-btn:focus {
  border-color: rgba(255, 255, 255, .42);
  background: rgba(255, 255, 255, .16);
  color: #fff;
  box-shadow: none;
}

.form-control,
.form-select {
  min-height: 36px;
  border-color: var(--app-border);
  border-radius: var(--app-radius-md);
  background-color: var(--app-surface);
  color: var(--app-text);
  padding: 7px 10px;
  font-size: .94rem;
  transition: border-color .14s, box-shadow .14s, background-color .14s;
}

.form-control-lg,
.form-select-lg {
  min-height: 38px;
  padding: 7px 10px;
  font-size: .96rem;
}

.form-control:focus,
.form-select:focus {
  border-color: #7da7e8;
  box-shadow: 0 0 0 3px #0a52bc29;
}

.form-label {
  margin-bottom: .38rem;
  color: var(--app-text-soft);
  font-size: .84rem;
  font-weight: 600;
}

.alert {
  border-radius: var(--app-radius-md);
  border: 1px solid var(--app-border);
  background: var(--app-surface-alt);
  padding: 12px 14px;
}

.alert-danger {
  border-color: #f3c3c3;
  background: var(--app-danger-soft);
  color: #922c2c;
}

.alert-warning {
  border-color: #ffd987;
  background: #fff4d6;
  color: #684000;
}

.alert-success {
  border-color: #bde3ca;
  background: var(--app-success-soft);
  color: #22663f;
}

.badge {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  gap: 6px;
  border-radius: var(--app-radius-md);
  padding: 0 10px;
  font-size: .85rem;
  font-weight: 600;
}

.text-bg-light {
  background: var(--app-soft-blue) !important;
  color: #0349ba !important;
}

.text-bg-success {
  background: #e6f7ef !important;
  color: var(--app-success) !important;
}

.text-bg-secondary {
  background: #eef1f5 !important;
  color: #4b5563 !important;
}

.text-bg-warning {
  background: #fff4d6 !important;
  color: #835500 !important;
}

.table-responsive {
  margin-top: .7rem;
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-md);
  background: var(--app-surface);
}

.table {
  margin-bottom: 0;
  vertical-align: middle;
}

.table > :not(caption) > * > * {
  padding: 6px 7px;
  border-bottom-color: var(--app-border);
  line-height: 1;
  white-space: nowrap;
}

.table thead th {
  background: var(--app-bg);
  color: #3f3f46;
  font-size: .76rem;
  font-weight: 650;
  text-transform: uppercase;
}

.table td {
  font-size: calc(1rem - 1pt);
}

.table tbody tr:hover > * {
  background: #f8fbff;
}

a.btn + form.d-inline,
form.d-inline + form.d-inline {
  margin-left: .5rem;
}

.btn-group {
  border-radius: 6px;
}

.btn-group .btn {
  min-height: 36px;
}

.display-6 {
  color: var(--app-accent);
  font-size: 1.85rem;
  font-weight: 800;
  line-height: 1.05;
}

.player-preference-button {
  min-height: 0;
  padding: .2rem .4rem;
  border: 0;
  color: #6c757d;
  font-size: 1.25rem;
  line-height: 1;
}

.player-preference-button:hover,
.player-preference-button:focus-visible {
  color: #d39e00;
  background: #fff8db;
}

.player-preference-button.is-preferred {
  color: #ffc107;
}

.dashboard-requests-table {
  width: 100%;
  min-width: 900px;
  table-layout: fixed;
}

.dashboard-requests-table .dashboard-col-booking { width: 15%; }
.dashboard-requests-table .dashboard-col-execution { width: 19%; }
.dashboard-requests-table .dashboard-col-players { width: 38%; }
.dashboard-requests-table .dashboard-col-courts { width: 16%; }
.dashboard-requests-table .dashboard-col-status { width: 12%; }

.dashboard-courts-cell {
  overflow: hidden;
  white-space: nowrap;
}

.dashboard-request-card .card-body {
  padding: .8rem .9rem;
}

.dashboard-card-details {
  display: grid;
  grid-template-columns: 1fr;
  gap: .2rem;
}

.dashboard-card-details dt {
  margin-top: .55rem;
  color: var(--app-muted);
  font-size: .72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.dashboard-card-details dt:first-child {
  margin-top: 0;
}

.dashboard-card-details dd {
  margin-bottom: 0;
  line-height: 1.45;
}

.mobile-bottom-nav {
  position: fixed !important;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1060;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  padding: .35rem .65rem calc(.35rem + env(safe-area-inset-bottom));
  border-top: 1px solid rgba(255, 255, 255, .12);
  background: linear-gradient(90deg, var(--app-blue) 0%, var(--app-blue-2) 100%);
  box-shadow: 0 -.25rem 1rem rgba(0, 0, 0, .18);
}

.mobile-bottom-nav-link {
  display: grid;
  min-width: 0;
  height: 48px;
  place-items: center;
  border-radius: var(--app-radius-md);
  color: rgba(255, 255, 255, .68);
  text-decoration: none;
}

.mobile-bottom-nav-link i {
  font-size: 1.25rem;
  line-height: 1;
}

.mobile-bottom-nav-link.active {
  background: #fff;
  color: var(--app-accent);
}

.availability-search .form-label { margin-bottom: .25rem; }

.availability-table {
  min-width: 1100px;
}

.availability-table th,
.availability-table td {
  white-space: nowrap;
}

.availability-cell {
  width: 3.5rem;
  font-size: 1.15rem;
}

.availability-cell.is-available {
  background: #dff5e9;
  color: var(--app-success);
}

.availability-cell.is-unavailable {
  background: #f3f4f6;
  color: #adb5bd;
}

.sticky-court-column {
  position: sticky;
  left: 0;
  z-index: 2;
  min-width: 150px;
  background: #fff !important;
}

.availability-table thead .sticky-court-column {
  z-index: 3;
  background: #f1f1f3 !important;
}

.availability-legend {
  display: flex;
  gap: 1rem;
}

.availability-legend span {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
}

.availability-dot {
  display: inline-block;
  width: .75rem;
  height: .75rem;
  border-radius: 50%;
}

.availability-dot.available { background: var(--app-success); }
.availability-dot.unavailable { background: #adb5bd; }

.app-date-picker {
  position: relative;
}

.app-date-picker > .form-control {
  cursor: pointer;
  background-color: #fff;
}

.availability-search .app-date-picker > .form-control {
  width: 10rem;
}

.app-date-calendar {
  position: absolute;
  top: calc(100% + .35rem);
  left: 0;
  z-index: 1050;
  width: 19rem;
  padding: .75rem;
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-lg);
  background: var(--app-surface);
  box-shadow: var(--app-shadow-md);
}

.app-date-calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: .5rem;
}

.app-date-calendar-title {
  font-weight: 700;
  text-transform: capitalize;
}

.app-date-calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: .2rem;
  text-align: center;
}

.app-date-calendar-weekday {
  padding: .25rem 0;
  color: var(--app-muted);
  font-size: .75rem;
  font-weight: 700;
}

.app-date-calendar-day {
  aspect-ratio: 1;
  border: 0;
  border-radius: 50%;
  background: transparent;
}

.app-date-calendar-day:not(:disabled):hover,
.app-date-calendar-day:not(:disabled):focus {
  background: #eef2f7;
}

.app-date-calendar-day.is-selected {
  background: var(--app-accent);
  color: #fff;
}

.app-date-calendar-day.is-outside { color: #adb5bd; }
.app-date-calendar-day:disabled {
  color: #ced4da;
  cursor: not-allowed;
  background: transparent;
}

.booking-form-page .card-body {
  padding: 1.25rem !important;
}

.booking-section-heading {
  display: flex;
  align-items: center;
  gap: .85rem;
}

.booking-section-icon {
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  flex: 0 0 2.35rem;
  place-items: center;
  border-radius: var(--app-radius-md);
  background: var(--app-soft-blue);
  color: var(--app-accent);
  font-size: 1.1rem;
}

.form-select.primary-player-select {
  width: 300px !important;
  max-width: 100%;
}

.primary-player-field {
  display: flex;
  align-items: center;
  gap: .75rem;
  min-height: 41px;
  padding: .5rem .75rem;
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-md);
  background: var(--app-surface);
}

.avatar-circle {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border-radius: 50%;
  background: #dff5e9;
  color: var(--app-success);
}

.court-list {
  display: grid;
  gap: .65rem;
}

.court-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .75rem 1rem;
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-md);
  background: var(--app-surface);
}

.court-option:has(.court-checkbox:checked) {
  border-color: #86b7fe;
  background: #f5f9ff;
  box-shadow: 0 0 0 .15rem rgba(13, 110, 253, .08);
}

.court-option-main {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex: 1;
  cursor: pointer;
}

.court-option-main small {
  display: block;
  color: var(--app-muted);
}

.court-order-actions {
  display: none;
  align-items: center;
  gap: .35rem;
}

.court-option:has(.court-checkbox:checked) .court-order-actions {
  display: flex;
}

.court-priority {
  min-width: 2rem;
}

.court-empty-state {
  padding: 1rem;
  border: 1px dashed #adb5bd;
  border-radius: var(--app-radius-md);
  color: var(--app-muted);
  text-align: center;
  background: #f8f9fa;
}

.login-page {
  background: var(--app-bg);
}

.login-topbar {
  display: flex;
  align-items: center;
  padding: 12px 10px;
}

.login-main {
  display: grid;
  min-height: calc(100vh - 78px);
  place-items: start center;
  padding-top: 5.75rem;
}

.login-card {
  width: min(100%, 460px);
}

@media (min-width: 992px) {
  .app-topbar .navbar-nav {
    display: none;
  }

  .app-sidebar ~ main {
    margin-left: 268px;
    width: calc(100% - 268px);
  }

  .app-sidebar ~ main.container {
    max-width: calc(100% - 268px);
  }

  .navbar-expand-lg .navbar-collapse {
    flex-grow: 0;
  }
}

@media (max-width: 991.98px) {
  body {
    padding-bottom: calc(4.1rem + env(safe-area-inset-bottom));
  }

  .app-topbar {
    min-height: 65px;
    padding: 0;
  }

  .app-topbar .container-fluid {
    min-height: 65px;
    padding: 10px 12px;
  }

  .app-brand-mark {
    display: none;
  }

  .app-brand-copy strong {
    font-size: 1.05rem;
  }

  .app-brand-copy small {
    font-size: .84rem;
  }

  .navbar .navbar-collapse,
  .navbar .navbar-collapse.collapsing {
    position: fixed;
    top: 65px;
    right: 0;
    bottom: auto;
    left: auto;
    z-index: 1050;
    display: block !important;
    width: min(82vw, 320px);
    height: auto !important;
    max-height: calc(100vh - 65px - 1rem);
    padding: 1rem;
    overflow-y: auto;
    border: 1px solid var(--app-border);
    border-top: 0;
    border-radius: 0 0 0 var(--app-radius-lg);
    background: var(--app-surface);
    box-shadow: -.75rem .5rem 2rem rgba(0, 0, 0, .2);
    transform: translateX(100%);
    visibility: hidden;
    transition: transform .25s ease, visibility 0s linear .25s;
  }

  .navbar .navbar-collapse.show {
    transform: translateX(0);
    visibility: visible;
    transition: transform .25s ease;
  }

  .navbar .navbar-collapse .nav-link {
    padding: .75rem .5rem;
    border-radius: var(--app-radius-md);
    color: #212529;
  }

  .navbar .navbar-collapse .nav-link:hover,
  .navbar .navbar-collapse .nav-link:focus {
    background: #f1f3f5;
    color: var(--app-accent);
  }

  .navbar .navbar-collapse .btn-outline-light {
    border-color: var(--app-border);
    color: #212529;
  }

  .navbar .navbar-collapse .btn-outline-light:hover {
    background: #212529;
    color: #fff;
  }

  body > nav + main,
  .app-sidebar ~ main {
    padding: .9rem 1rem 5.75rem;
  }

  h1,
  .h2 {
    font-size: 1.18rem;
  }

  .row.g-3 > [class*="col-"] {
    width: 100%;
  }

  .dashboard-mobile-cards,
  #mobile-request-list,
  main > .d-grid.d-md-none {
    gap: .5rem !important;
  }

  .dashboard-request-card {
    border-radius: var(--app-radius-lg);
    background: var(--app-surface-alt);
  }

  .dashboard-request-card .h5,
  .dashboard-request-card h2 {
    font-size: 1rem;
    line-height: 1.25;
  }

  .btn-group.my-3 {
    display: flex;
    width: 100%;
    overflow-x: auto;
  }

  .btn-group.my-3 .btn {
    flex: 1 0 auto;
  }

  .table-responsive {
    border-radius: var(--app-radius-md);
  }

  .availability-search {
    align-items: stretch !important;
    flex-direction: column !important;
  }

  .availability-search .app-date-picker > .form-control {
    width: 100%;
  }

  .availability-table-wrapper {
    max-height: calc(100dvh - 12rem);
    overflow: auto;
  }

  .availability-table thead th {
    position: sticky;
    top: 0;
    z-index: 3;
    background: #f1f1f3 !important;
  }

  .availability-table thead .sticky-court-column {
    top: 0;
    left: 0;
    z-index: 4;
  }

  .availability-table {
    margin-bottom: 0;
  }

  .court-option {
    align-items: flex-start;
  }

  .court-order-actions {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .login-topbar {
    min-height: 65px;
  }

  .login-topbar .app-brand-mark {
    display: grid;
  }

  .login-main {
    min-height: calc(100vh - 65px);
    padding: 12vh 1rem 1rem;
  }
}

@media (max-width: 575.98px) {
  .card-body {
    padding: .9rem;
  }

  .booking-form-page .card-body {
    padding: 1rem !important;
  }

  .booking-form-page form {
    margin-bottom: 1.5rem;
  }

  .d-flex.justify-content-between.align-items-start.gap-3 {
    align-items: center !important;
  }

  .d-flex.justify-content-between.align-items-start.gap-3 .btn-primary {
    min-width: 58px;
  }
}