:root {
  color-scheme: dark;
  --app-bg: #0f141b;
  --app-surface: #151c25;
  --app-surface-elevated: #1c2530;
  --app-surface-hover: #223041;
  --app-border: #334155;
  --app-border-soft: #263241;
  --app-text: #e5e7eb;
  --app-text-muted: #9ca3af;
  --app-link: #7db7ff;
  --app-link-hover: #aad1ff;
  --app-input-bg: #101720;
  --app-input-focus: rgba(125, 183, 255, 0.28);
  --app-primary: #3b82f6;
  --app-primary-hover: #2563eb;
  --app-danger: #dc3545;
  --app-danger-hover: #bb2d3b;
}

html,
body {
  min-height: 100%;
  background: var(--app-bg);
  color: var(--app-text);
}

body {
  scrollbar-color: #475569 var(--app-bg);
}

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

a:hover,
a:focus {
  color: var(--app-link-hover);
}

hr {
  border-color: var(--app-border);
  opacity: 1;
}

.bg-white,
.bg-light {
  background-color: var(--app-surface) !important;
}

.border,
.border-bottom,
.border-top,
.border-start,
.border-end {
  border-color: var(--app-border) !important;
}

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

.link-body-emphasis:hover,
.link-body-emphasis:focus {
  color: var(--app-text) !important;
}

.fixed-top {
  background-color: rgba(21, 28, 37, 0.96) !important;
  box-shadow: 0 1px 0 var(--app-border-soft), 0 10px 30px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(10px);
}

.nav-link {
  border-radius: 6px;
}

.nav-link:hover,
.nav-link:focus {
  background-color: var(--app-surface-hover);
}

.card,
.modal-content,
.search-result-item,
.activity-item {
  background-color: var(--app-surface);
  color: var(--app-text);
  border-color: var(--app-border);
}

.card-header,
.modal-header,
.modal-footer {
  background-color: var(--app-surface-elevated);
  border-color: var(--app-border);
}

.modal-backdrop.show {
  opacity: 0.72;
}

.btn-close {
  filter: invert(1) grayscale(100%) brightness(200%);
}

.form-control,
.form-select {
  background-color: var(--app-input-bg);
  border-color: var(--app-border);
  color: var(--app-text);
}

.form-control:focus,
.form-select:focus {
  background-color: var(--app-input-bg);
  border-color: var(--app-link);
  color: var(--app-text);
  box-shadow: 0 0 0 0.2rem var(--app-input-focus);
}

.form-control::placeholder {
  color: #748094;
}

.form-control:disabled,
.form-control[readonly],
.form-select:disabled {
  background-color: #1f2937;
  color: var(--app-text-muted);
}

.table {
  --bs-table-bg: transparent;
  --bs-table-striped-bg: rgba(255, 255, 255, 0.035);
  --bs-table-hover-bg: rgba(125, 183, 255, 0.09);
  --bs-table-striped-color: var(--app-text);
  --bs-table-hover-color: var(--app-text);
  color: var(--app-text);
  border-color: var(--app-border);
}

.table > :not(caption) > * > * {
  background-color: transparent;
  border-bottom-color: var(--app-border);
  color: inherit;
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
  background-color: var(--bs-table-striped-bg);
  color: var(--bs-table-striped-color);
}

.table-hover > tbody > tr:hover > * {
  background-color: var(--bs-table-hover-bg);
  color: var(--bs-table-hover-color);
}

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

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

.btn-outline-primary {
  border-color: #60a5fa;
  color: #93c5fd;
}

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

.btn-outline-secondary {
  border-color: #64748b;
  color: #cbd5e1;
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
  background-color: #334155;
  border-color: #64748b;
  color: #fff;
}

.btn-link {
  color: var(--app-link);
}

.btn-link:hover,
.btn-link:focus {
  color: var(--app-link-hover);
}

.alert {
  border-color: var(--app-border);
}

.alert-info {
  background-color: #123044;
  color: #bae6fd;
}

.alert-warning {
  background-color: #433512;
  color: #fde68a;
}

.alert-danger {
  background-color: #451a1a;
  color: #fecaca;
}

.alert-success {
  background-color: #14351f;
  color: #bbf7d0;
}

img.border,
.img-fluid.border {
  background-color: #0b1118;
}

.image-tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.image-tile {
  display: flex;
  min-width: 0;
  overflow: hidden;
  flex-direction: column;
  background-color: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: 8px;
}

.image-tile-preview {
  position: relative;
  display: block;
  width: 100%;
  height: 0;
  padding: 0 0 100%;
  color: var(--app-text-muted);
  background-color: #0b1118;
  border: 0;
  border-bottom: 1px solid var(--app-border);
}

.image-tile-preview:hover,
.image-tile-preview:focus {
  background-color: #111a24;
}

.image-tile-preview:focus-visible {
  outline: 2px solid var(--app-link);
  outline-offset: -2px;
}

.image-tile-preview img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.image-tile-preview .bi {
  position: absolute;
  top: 50%;
  left: 50%;
  font-size: 2rem;
  transform: translate(-50%, -50%);
}

.image-tile-body {
  display: grid;
  min-width: 0;
  gap: 0.8rem;
  padding: 0.85rem;
}

.image-tile-title-row {
  display: flex;
  min-width: 0;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.6rem;
}

.image-tile-title {
  min-width: 0;
  overflow: hidden;
  color: var(--app-text);
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.image-tile-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem 0.75rem;
}

.image-tile-meta-item {
  display: grid;
  min-width: 0;
  gap: 0.15rem;
}

.image-tile-meta-item span {
  color: var(--app-text-muted);
  font-size: 0.72rem;
  line-height: 1.15;
}

.image-tile-meta-item strong {
  min-width: 0;
  overflow: hidden;
  color: var(--app-text);
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.image-tile-description {
  display: -webkit-box;
  min-height: 2.4em;
  margin: 0;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  color: var(--app-text-muted);
  font-size: 0.82rem;
  line-height: 1.2;
}

.image-tile-actions {
  display: grid;
  gap: 0.5rem;
}

.image-tile-actions .btn-danger {
  width: 100%;
}

::selection {
  background-color: rgba(125, 183, 255, 0.35);
  color: #fff;
}

.login-page {
  display: grid;
  min-height: 100vh;
  padding: 2rem;
  place-items: center;
}

.login-shell {
  display: grid;
  width: min(100%, 980px);
  min-height: 560px;
  overflow: hidden;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  background-color: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: 8px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
}

.login-brand-panel,
.login-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.login-brand-panel {
  gap: 1.6rem;
  padding: 3rem;
  background:
    linear-gradient(135deg, rgba(59, 130, 246, 0.18), rgba(20, 184, 166, 0.12)),
    var(--app-surface-elevated);
  border-right: 1px solid var(--app-border);
}

.login-brand-mark {
  display: grid;
  width: 56px;
  height: 56px;
  place-items: center;
  color: #dbeafe;
  background-color: rgba(59, 130, 246, 0.2);
  border: 1px solid rgba(147, 197, 253, 0.28);
  border-radius: 8px;
  font-size: 1.7rem;
}

.login-eyebrow {
  margin-bottom: 0.45rem;
  color: #5eead4;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.login-brand-panel h1,
.login-panel h2 {
  margin: 0;
  line-height: 1.15;
}

.login-brand-panel h1 {
  max-width: 10ch;
  font-size: 2.4rem;
}

.login-signal-grid {
  display: grid;
  max-width: 420px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.login-signal {
  display: grid;
  gap: 0.2rem;
  min-height: 76px;
  padding: 0.85rem;
  align-content: center;
  background-color: rgba(15, 20, 27, 0.42);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 8px;
}

.login-signal span {
  color: var(--app-text-muted);
  font-size: 0.78rem;
}

.login-signal strong {
  color: var(--app-text);
  font-size: 0.95rem;
}

.login-panel {
  padding: 3rem;
}

.login-panel-header {
  margin-bottom: 1.5rem;
}

.login-panel-header h2 {
  font-size: 1.65rem;
}

.login-panel-header p {
  margin: 0.45rem 0 0;
}

.login-form {
  display: grid;
  gap: 1rem;
}

.login-field {
  display: grid;
  gap: 0.45rem;
}

.login-field .form-label {
  margin: 0;
  color: var(--app-text);
  font-size: 0.9rem;
  font-weight: 600;
}

.login-input-wrap {
  position: relative;
}

.login-input-wrap .form-control {
  min-height: 48px;
  padding-left: 2.65rem;
}

.login-input-icon {
  position: absolute;
  top: 50%;
  left: 0.9rem;
  z-index: 1;
  color: var(--app-text-muted);
  transform: translateY(-50%);
  pointer-events: none;
}

.login-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  margin-top: 0.35rem;
  font-weight: 700;
}

.login-submit:disabled {
  cursor: wait;
}

.login-error {
  min-height: 1.25rem;
  color: #fecaca;
  font-size: 0.9rem;
}

@media (max-width: 820px) {
  .login-page {
    min-height: 100vh;
    padding: 1rem;
  }

  .login-shell {
    min-height: 0;
    grid-template-columns: 1fr;
  }

  .login-brand-panel {
    gap: 1rem;
    padding: 1.5rem;
    border-right: 0;
    border-bottom: 1px solid var(--app-border);
  }

  .login-brand-panel h1 {
    max-width: none;
    font-size: 1.8rem;
  }

  .login-signal-grid {
    grid-template-columns: 1fr;
  }

  .login-signal {
    min-height: 0;
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .login-panel {
    padding: 1.5rem;
  }
}

.home-dashboard {
  padding-top: 1.5rem;
  padding-bottom: 2rem;
}

.home-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.home-title-row h1 {
  margin: 0;
  font-size: 1.75rem;
  line-height: 1.2;
}

.home-stat-grid,
.home-grid {
  display: grid;
  gap: 1rem;
}

.home-stat-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 1rem;
}

.home-grid-main {
  grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
  margin-bottom: 1rem;
}

.home-grid-lists {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
}

.home-stat,
.home-panel {
  background-color: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: 8px;
}

.home-stat {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-height: 96px;
  padding: 1rem;
}

.home-stat-icon {
  display: grid;
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 8px;
  font-size: 1.25rem;
}

.home-stat-primary .home-stat-icon {
  background-color: rgba(59, 130, 246, 0.16);
  color: #93c5fd;
}

.home-stat-success .home-stat-icon {
  background-color: rgba(34, 197, 94, 0.15);
  color: #86efac;
}

.home-stat-info .home-stat-icon {
  background-color: rgba(20, 184, 166, 0.14);
  color: #5eead4;
}

.home-stat-warning .home-stat-icon {
  background-color: rgba(245, 158, 11, 0.15);
  color: #fcd34d;
}

.home-stat-value {
  font-size: 1.55rem;
  font-weight: 700;
  line-height: 1.1;
}

.home-stat-label,
.home-chart-label,
.home-event-meta,
.home-user-bar-value {
  color: var(--app-text-muted);
  font-size: 0.82rem;
}

.home-panel {
  min-width: 0;
  padding: 1rem;
}

.home-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.home-panel-header h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.3;
}

.home-chart-wrap {
  min-width: 0;
  overflow-x: auto;
}

.home-trend-chart {
  display: block;
  width: 100%;
  min-width: 520px;
  height: auto;
}

.home-chart-axis {
  stroke: var(--app-border);
  stroke-width: 1;
}

.home-chart-bar {
  fill: rgba(20, 184, 166, 0.22);
}

.home-chart-line {
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.home-chart-line-users {
  stroke: #93c5fd;
}

.home-chart-line-content {
  stroke: #fcd34d;
}

.home-chart-point-users {
  fill: #93c5fd;
  stroke: var(--app-surface);
  stroke-width: 2;
}

.home-chart-label {
  fill: var(--app-text-muted);
}

.home-chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  color: var(--app-text-muted);
  font-size: 0.82rem;
}

.home-chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.home-dot {
  display: inline-block;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
}

.home-dot-users {
  background-color: #93c5fd;
}

.home-dot-content {
  background-color: #fcd34d;
}

.home-user-bars,
.home-event-list {
  display: grid;
  gap: 0.75rem;
}

.home-user-bar-row {
  display: grid;
  grid-template-columns: minmax(92px, 1fr) minmax(90px, 1.4fr) 38px;
  align-items: center;
  gap: 0.75rem;
}

.home-user-bar-row a {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.home-user-bar-track {
  height: 9px;
  overflow: hidden;
  background-color: var(--app-input-bg);
  border-radius: 999px;
}

.home-user-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #14b8a6, #f59e0b);
  border-radius: inherit;
}

.home-user-bar-value {
  text-align: right;
}

.home-event {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--app-border-soft);
}

.home-event:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.home-event-icon {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: #c4b5fd;
  background-color: rgba(168, 85, 247, 0.13);
  border-radius: 8px;
}

.home-event-main {
  min-width: 0;
}

.home-event-title {
  overflow: hidden;
  color: var(--app-text);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.home-event-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.15rem;
}

@media (max-width: 1100px) {
  .home-stat-grid,
  .home-grid-main,
  .home-grid-lists {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .home-title-row,
  .home-panel-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .home-stat-grid,
  .home-grid-main,
  .home-grid-lists {
    grid-template-columns: 1fr;
  }

  .home-user-bar-row {
    grid-template-columns: minmax(80px, 1fr) minmax(80px, 1fr) 34px;
  }
}