:root {
  --bg: #f6f7fb;
  --paper: #ffffff;
  --paper-elevated: rgba(255, 255, 255, 0.92);
  --surface-soft: #fbfcff;
  --text: #172033;
  --muted: #667085;
  --accent: #2563eb;
  --accent-strong: #1d4ed8;
  --accent-soft: #dbeafe;
  --border: #d9e0ea;
  --table-head: #f6f8fb;
  --table-border: #e7ecf3;
  --danger-text: #b53a3a;
  --danger-border: #e5c5c5;
  --danger-bg: #fff8f8;
  --success: #16803d;
  --success-strong: #126b32;
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.05), 0 10px 28px rgba(15, 23, 42, 0.07);
  --shadow-lifted: 0 2px 4px rgba(15, 23, 42, 0.06), 0 16px 38px rgba(15, 23, 42, 0.12);
  --ring: 2px solid var(--accent);
  color-scheme: light;
}

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: var(--ring);
  outline-offset: 2px;
  border-radius: 6px;
}

h1, h2, h3 {
  letter-spacing: -0.015em;
}

main {
  animation: page-fade 0.28s ease;
}

@keyframes page-fade {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

* {
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

*::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: content-box;
}

*::-webkit-scrollbar-thumb:hover {
  background: var(--muted);
  background-clip: content-box;
}

*::-webkit-scrollbar-track {
  background: transparent;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background: linear-gradient(135deg, #f8fafc 0%, #eef4ff 48%, #fff8ed 100%);
}

.login-page {
  background:
    linear-gradient(135deg, rgba(37, 99, 235, 0.12), transparent 38%),
    linear-gradient(315deg, rgba(245, 158, 11, 0.13), transparent 42%),
    var(--bg);
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.login-card {
  width: min(100%, 420px);
  background: var(--paper-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-lifted);
  overflow: hidden;
}

.login-hero {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1.35rem 1.6rem;
  background:
    radial-gradient(130% 170% at 100% 0%, rgba(255, 255, 255, 0.2), transparent 52%),
    linear-gradient(135deg, #3b82f6, #2563eb 55%, #1e3a8a);
  color: #fff;
}

.login-hero .brand-mark {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.28);
}

.login-hero h1 {
  margin: 0;
  color: #fff;
}

.login-hero p {
  margin: 0.2rem 0 0;
  color: rgba(255, 255, 255, 0.82);
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.35rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.28);
}

.login-brand h1 {
  margin: 0;
  font-size: 1.55rem;
}

.login-brand p {
  margin: 0.2rem 0 0;
  color: var(--muted);
}

.login-form {
  display: grid;
  gap: 0.85rem;
  padding: 1.3rem 1.6rem 1.6rem;
}

.login-form label {
  display: grid;
  gap: 0.35rem;
  font-weight: 700;
}

.login-form input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--paper);
  color: var(--text);
  font: inherit;
  padding: 0.7rem 0.82rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.login-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}

.topbar {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(14px) saturate(1.4);
}

.app-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.topbar-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.topbar-actions form {
  margin: 0;
}

.user-menu {
  position: relative;
}

.user-menu-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--border);
  background: #f8fafc;
  border-radius: 999px;
  padding: 0.3rem 0.7rem 0.3rem 0.32rem;
  cursor: pointer;
  font: inherit;
  color: var(--text);
  list-style: none;
  user-select: none;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.user-menu-trigger::-webkit-details-marker {
  display: none;
}

.user-menu-trigger::marker {
  content: "";
}

.user-menu-trigger:hover,
.user-menu-trigger[open] {
  background: color-mix(in srgb, var(--accent) 9%, var(--paper));
  border-color: color-mix(in srgb, var(--accent) 38%, var(--border));
}

.user-avatar {
  display: grid;
  place-items: center;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #3b82f6, var(--accent-strong));
  color: #fff;
}

.user-avatar .lucide {
  width: 1.05rem;
  height: 1.05rem;
}

.user-menu-name {
  font-weight: 700;
  font-size: 0.9rem;
}

.user-menu-chevron .lucide {
  width: 1rem;
  height: 1rem;
}

.user-menu-popover {
  position: absolute;
  right: 0;
  top: calc(100% + 0.5rem);
  min-width: 230px;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-lifted);
  padding: 0.4rem;
  display: grid;
  gap: 0.15rem;
  z-index: 1001;
}

.user-menu-popover a,
.user-menu-popover button {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  text-align: left;
  border-radius: 8px;
  padding: 0.55rem 0.65rem;
  cursor: pointer;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
}

.user-menu-popover a:hover,
.user-menu-popover button:hover,
.user-menu-popover a.is-active {
  background: color-mix(in srgb, var(--accent) 9%, transparent);
  color: var(--accent-strong);
}

.user-menu-popover a.is-active {
  font-weight: 800;
}

.user-menu-popover .lucide {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
}

.client-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}

.client-brand img {
  width: 112px;
  max-width: 34vw;
  height: 42px;
  object-fit: contain;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.client-brand > div {
  min-width: 0;
}

.topbar h1 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 800;
}

.topbar p {
  margin: 0.25rem 0 0;
  color: var(--muted);
}

.layout {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: 1rem;
  min-height: calc(100vh - 86px);
  padding: 1rem;
}

.detail-layout {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
  padding: 1rem;
}

.layout:not(.map-dashboard),
.detail-layout,
.admin-layout,
.group-admin-layout {
  max-width: 1280px;
  margin-inline: auto;
}

.panel {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 1rem;
  min-width: 0;
  transition: box-shadow 0.2s ease;
}

.panel h2 {
  margin: 0 0 0.85rem;
  font-size: 1.05rem;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.8rem;
}

.panel-head h2 {
  margin: 0;
}

.panel-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
}

.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.42rem;
  border: 1px solid var(--border);
  background: #f8fafc;
  color: var(--text);
  border-radius: 9px;
  padding: 0.45rem 0.7rem;
  font: inherit;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.button-ghost:hover {
  background: color-mix(in srgb, var(--accent) 9%, var(--paper));
  border-color: color-mix(in srgb, var(--accent) 38%, var(--border));
}

.button-ghost:hover,
.button-ghost:focus-visible {
  text-decoration: none;
}

.button-ghost.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 700;
}

.button-solid {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.42rem;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(180deg, #3b82f6, var(--accent));
  color: #fff;
  padding: 0.56rem 0.8rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  min-height: 2.4rem;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.button-solid:hover {
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
  text-decoration: none;
}

.button-ghost .lucide,
.button-solid .lucide,
.back-link .lucide {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
  stroke-width: 2.1;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.form-actions a {
  text-align: center;
  text-decoration: none;
}

.add-form {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 0.8rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: linear-gradient(165deg, #ffffff, #f3f6fb);
  padding: 0.75rem;
}

.add-form label {
  display: grid;
  gap: 0.3rem;
  font-size: 0.9rem;
}

.add-form .checkbox-field {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--muted);
}

.add-form .checkbox-field input {
  width: auto;
}

.calculation-fields {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.calculation-fields legend {
  padding: 0 0.3rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.calculation-fields > div {
  display: grid;
  gap: 0.55rem;
}

.formula-terms {
  display: grid;
  gap: 0.4rem;
}

.formula-term {
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 0.4rem;
}

.formula-measure {
  color: var(--muted);
  font-size: 0.85rem;
}

.add-form input,
.add-form select,
.admin-form input,
.admin-form select {
  width: 100%;
}

.admin-layout {
  grid-template-columns: minmax(280px, 420px) 1fr;
}

.group-admin-layout {
  grid-template-columns: minmax(320px, 480px) minmax(420px, 1fr);
  align-items: start;
}

.center-form-panel {
  max-width: 560px;
  margin-inline: auto;
  width: 100%;
}

.group-form-panel,
.groups-panel {
  height: fit-content;
}

.admin-form {
  display: grid;
  gap: 0.75rem;
}

.new-group-fields {
  display: grid;
  gap: 0.55rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-soft);
  padding: 0.65rem;
}

.color-control {
  display: grid;
  gap: 0.55rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-soft);
  padding: 0.65rem;
}

.compact-color-control {
  padding: 0.55rem;
}

.color-control input[type="color"] {
  width: 100%;
  height: 2.35rem;
  padding: 0.2rem;
  cursor: pointer;
}

.rgb-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.45rem;
}

.rgb-grid label {
  display: grid;
  gap: 0.25rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.rgb-grid input {
  text-align: center;
}

.admin-form label {
  display: grid;
  gap: 0.3rem;
  font-size: 0.9rem;
}

.admin-form input,
.admin-form select {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--paper);
  color: var(--text);
  font: inherit;
  padding: 0.56rem 0.68rem;
}

.compact-table {
  min-width: 640px;
}

.checkbox-list {
  display: grid;
  gap: 0.45rem;
  margin: 0;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.checkbox-list legend {
  padding: 0 0.35rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.checkbox-list label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logger-check-grid {
  display: grid;
  gap: 0.5rem;
}

.logger-check-grid label {
  align-items: flex-start;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.6rem;
  background: var(--surface-soft);
}

.logger-check-grid input {
  width: auto;
  margin-top: 0.2rem;
}

.logger-check-grid span {
  display: grid;
  gap: 0.15rem;
  min-width: 0;
}

.logger-check-grid small {
  color: var(--muted);
  overflow-wrap: anywhere;
}

.configured-groups {
  display: grid;
  gap: 0.7rem;
}

.group-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 0.8rem;
}

.group-card p {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.group-card form {
  margin: 0;
}

.inline-form {
  margin: 0;
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}

.password-dialog {
  width: min(100%, 420px);
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--paper);
  color: var(--text);
  box-shadow: var(--shadow);
  padding: 1.25rem;
}

.password-dialog::backdrop {
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(2px);
}

.password-dialog h2 {
  margin: 0 0 0.25rem;
  font-size: 1.1rem;
}

.password-dialog .hint {
  margin: 0 0 0.85rem;
}

.group-title {
  color: var(--accent);
  font-weight: 800;
  text-decoration: none;
}

.group-swatch {
  width: 0.78rem;
  height: 0.78rem;
  border-radius: 999px;
  background: var(--group-color, var(--accent));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--group-color, var(--accent)) 20%, transparent);
  flex: 0 0 auto;
}

.client-pill {
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  background: var(--paper);
  padding: 0.28rem 0.55rem;
  font-size: 0.82rem;
  white-space: nowrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  border-radius: 999px;
  padding: 0.28rem 0.6rem;
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
}

.badge-admin {
  color: var(--accent-strong);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}

.badge-regular {
  color: var(--muted);
  background: var(--surface-soft);
  border: 1px solid var(--border);
}

.badge-current {
  color: var(--success-strong);
  background: color-mix(in srgb, var(--success) 12%, var(--paper));
  border: 1px solid color-mix(in srgb, var(--success) 32%, transparent);
}

.hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.form-message {
  margin: 0;
  color: var(--accent-strong);
  min-height: 1.2rem;
  font-size: 0.86rem;
}

.form-message.is-error {
  color: var(--danger-text);
}

.logger-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.65rem;
}

.logger-list a {
  display: grid;
  gap: 0.2rem;
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.75rem;
  border-radius: 10px;
  background: var(--surface-soft);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.logger-item {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-soft);
  padding: 0.65rem;
  display: grid;
  gap: 0.55rem;
}

.logger-item a {
  border: 0;
  padding: 0;
  background: transparent;
}

.logger-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.65rem;
}

.logger-meta span {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--paper);
  color: var(--muted);
  padding: 0.22rem 0.5rem;
  font-size: 0.78rem;
}

.logger-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.button-ghost.danger {
  color: var(--danger-text);
  border-color: var(--danger-border);
  background: var(--danger-bg);
}

.logger-list strong i {
  margin-right: 0.4rem;
  color: var(--accent);
}

.logger-list a:hover {
  transform: translateY(-2px);
  border-color: #9db5e8;
  box-shadow: var(--shadow);
}

.logger-list span {
  color: var(--muted);
  font-size: 0.9rem;
}

.group-tree {
  display: grid;
  gap: 0.2rem;
}

.group-node {
  border-left: 3px solid var(--group-color, var(--border));
  padding: 0.25rem 0 0.55rem 0.65rem;
}

.group-node + .group-node {
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}

.group-node-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.55rem;
  color: var(--text);
  text-decoration: none;
  border-radius: 8px;
  padding: 0.25rem 0.5rem 0.35rem 0.1rem;
}

.group-node-head strong,
.nested-logger-link strong {
  display: block;
  line-height: 1.25;
}

.group-node-head small,
.nested-logger-link small {
  display: block;
  margin-top: 0.12rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.nested-logger-list {
  display: grid;
  gap: 0.15rem;
  list-style: none;
  margin: 0.15rem 0 0 1.32rem;
  padding: 0;
}

.nested-logger-link {
  display: grid;
  grid-template-columns: 1.15rem minmax(0, 1fr);
  align-items: start;
  gap: 0.45rem;
  color: var(--text);
  text-decoration: none;
  border-radius: 8px;
  padding: 0.42rem 0.48rem;
}

.nested-logger-link:hover,
.nested-logger-link:focus-visible,
.group-node-head:hover,
.group-node-head:focus-visible {
  background: color-mix(in srgb, var(--group-color, var(--accent)) 12%, transparent);
  text-decoration: none;
}

.nested-logger-link i {
  margin-top: 0.14rem;
  text-align: center;
}

.map-wrap,
#map {
  min-height: clamp(300px, 58vh, 780px);
  height: clamp(300px, 58vh, 780px);
  border-radius: 14px;
  overflow: hidden;
}

.custom-marker {
  background: none;
  border: 0;
}

.pdf-overlay-pane {
  z-index: 430;
  pointer-events: none;
}

.pdf-map-overlay {
  position: absolute;
  left: 0;
  top: 0;
  max-width: none;
  transform-origin: 0 0;
  pointer-events: none;
  will-change: transform, opacity;
}

.overlay-toggle-control {
  margin-top: 0.35rem;
}

.overlay-toggle-button {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(15, 23, 42, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
  color: rgba(15, 23, 42, 0.72);
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.12);
  cursor: pointer;
  opacity: 0.52;
  transition: opacity 0.16s ease, transform 0.16s ease, color 0.16s ease, background 0.16s ease;
}

.overlay-toggle-button svg {
  width: 16px;
  height: 16px;
  stroke-width: 2.25;
}

.overlay-toggle-control:hover .overlay-toggle-button,
.overlay-toggle-button:focus-visible {
  background: rgba(255, 255, 255, 0.96);
  color: var(--accent);
  opacity: 1;
  transform: translateY(-1px);
}

.overlay-toggle-button.is-off {
  color: rgba(100, 116, 139, 0.68);
  opacity: 0.32;
  filter: grayscale(0.8);
}

.overlay-toggle-button.is-active {
  background: var(--accent);
  color: #fff;
  opacity: 1;
}

.custom-marker span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--marker-bg, var(--accent));
  color: var(--marker-fg, #fff);
  box-shadow: 0 5px 14px rgba(37, 99, 235, 0.32);
  border: 2px solid #fff;
}

.telemetry-popup .leaflet-popup-content-wrapper {
  border-radius: 8px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--paper);
  color: var(--text);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.18);
}

.telemetry-popup .leaflet-popup-content {
  margin: 0;
  width: auto !important;
  font-family: "Manrope", sans-serif;
}

.telemetry-popup .leaflet-popup-tip {
  background: var(--paper);
  border: 1px solid var(--border);
  box-shadow: none;
}

.map-popover {
  display: grid;
  gap: 0.65rem;
  padding: 0.8rem;
  min-width: 240px;
}

.map-popover-head {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  align-items: center;
  gap: 0.6rem;
}

.map-popover-icon {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: var(--popover-color, var(--accent));
  color: var(--popover-fg, #fff);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--popover-color, var(--accent)) 18%, transparent);
}

.map-popover-head strong {
  display: block;
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.25;
}

.map-popover-head small {
  display: block;
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.map-popover-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 0.48rem 0.55rem;
}

.map-popover-meta span {
  color: var(--muted);
  font-size: 0.76rem;
}

.map-popover-meta strong {
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 800;
  text-align: right;
}

.map-popover-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem;
}

.map-popover-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.36rem;
  min-height: 2.15rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  padding: 0.48rem 0.55rem;
  font-size: 0.8rem;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.map-popover-action.primary {
  border-color: var(--popover-color, var(--accent));
  background: var(--popover-color, var(--accent));
  color: var(--popover-fg, #fff);
}

.map-popover-action.secondary {
  background: color-mix(in srgb, var(--popover-color, var(--accent)) 12%, var(--paper));
  color: var(--text);
}

.map-popover-action:hover,
.map-popover-action:focus-visible {
  text-decoration: none;
  transform: translateY(-1px);
}

.map-popover-action.is-disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

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

.stats-grid article {
  background: linear-gradient(160deg, #ffffff, #f3f6fb);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.8rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.stats-grid article:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: color-mix(in srgb, var(--accent) 30%, var(--border));
}

.stats-grid h2 {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 600;
}

.stats-grid p {
  margin: 0.45rem 0 0;
  font-size: 1.1rem;
  font-variant-numeric: tabular-nums;
}

.metric-value {
  display: inline-flex;
  align-items: baseline;
  gap: 0.28rem;
}

.metric-number {
  font-weight: 700;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.metric-unit,
.measure-unit {
  color: var(--muted);
  font-size: 0.82em;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.metric-unit sup,
.measure-unit sup {
  font-size: 0.68em;
  line-height: 0;
}

.measure {
  display: inline-flex;
  align-items: baseline;
  gap: 0.25rem;
  white-space: nowrap;
}

.measure-value {
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.stat-note {
  display: block;
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.group-logger-list {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.chart-header {
  display: grid;
  gap: 0.8rem;
  margin-bottom: 0.75rem;
}

.chart-header h2 {
  flex: 0 0 auto;
  margin: 0;
  line-height: 1.2;
}

.chart-header form {
  margin: 0;
  min-width: 0;
}

.chart-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 0.6rem;
}

.chart-controls .field {
  display: grid;
  gap: 0.3rem;
  min-width: 0;
}

.chart-controls .field label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
}

.chart-controls label {
  font-size: 0.86rem;
  color: var(--muted);
}

.chart-controls input[type="date"] {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.42rem 0.6rem;
  font: inherit;
  background: var(--paper);
  color: var(--text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.chart-canvas-wrap {
  position: relative;
  width: 100%;
  height: clamp(320px, 48vh, 520px);
}

select {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.45rem 0.7rem;
  font: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.chart-controls input[type="date"]:focus,
select:focus,
.admin-form input:focus,
.admin-form select:focus,
.add-form input:focus,
.add-form select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent);
}

.button-ghost.download-button {
  border-color: var(--success);
  background: var(--success);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}

.button-ghost.download-button:hover,
.button-ghost.download-button:focus-visible {
  border-color: var(--success-strong);
  background: var(--success-strong);
  color: #fff;
  text-decoration: none;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 10px;
  max-height: min(45vh, 560px);
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 1000px;
}

th,
td {
  padding: 0.45rem 0.55rem;
  border-bottom: 1px solid var(--table-border);
  text-align: left;
  white-space: nowrap;
  font-size: 0.86rem;
  font-variant-numeric: tabular-nums;
  transition: background 0.12s ease;
}

th {
  background: var(--table-head);
  position: sticky;
  top: 0;
  z-index: 1;
}

tbody tr:nth-child(even) {
  background: rgba(15, 23, 42, 0.018);
}

tbody tr:hover {
  background: color-mix(in srgb, var(--accent) 6%, transparent);
}

.empty-state {
  color: var(--muted);
  background: var(--surface-soft);
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 1rem 1.1rem;
  text-align: center;
  margin: 0.25rem 0;
}

.muted-text {
  color: var(--muted);
  font-size: 0.86rem;
}

.center-card {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.button,
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121417;
    --paper: #1a1d23;
    --paper-elevated: rgba(26, 29, 35, 0.94);
    --surface-soft: #1b1f27;
    --text: #edf1f7;
    --muted: #a5adbb;
    --accent: #60a5fa;
    --accent-strong: #93c5fd;
    --accent-soft: #17263f;
    --border: #303743;
    --table-head: #20252d;
    --table-border: #2a303a;
    --danger-text: #f4a3a3;
    --danger-border: #6d3434;
    --danger-bg: #352020;
    --success: #15803d;
    --success-strong: #22a24f;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 10px 28px rgba(0, 0, 0, 0.32);
    --shadow-lifted: 0 2px 4px rgba(0, 0, 0, 0.4), 0 18px 42px rgba(0, 0, 0, 0.5);
    color-scheme: dark;
  }

  body {
    background: linear-gradient(135deg, #121417 0%, #171a20 56%, #1b1712 100%);
  }

  .topbar {
    background: rgba(24, 27, 33, 0.86);
  }

  .login-hero {
    background:
      radial-gradient(130% 170% at 100% 0%, rgba(96, 165, 250, 0.22), transparent 52%),
      linear-gradient(135deg, #1d4ed8, #1e3a8a);
  }

  .button-solid {
    background: linear-gradient(180deg, #3b82f6, #2563eb);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.14);
  }

  .button-solid:hover {
    background: linear-gradient(180deg, #2563eb, #1d4ed8);
  }

  .button-ghost.is-active {
    color: var(--accent-strong);
    border-color: var(--accent);
  }

  tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.02);
  }

  tbody tr:hover {
    background: color-mix(in srgb, var(--accent) 10%, transparent);
  }

  .empty-state {
    background: #171b22;
  }

  .badge-admin {
    color: var(--accent-strong);
    border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  }

  .badge-regular {
    background: #21252d;
    border-color: var(--border);
  }

  .badge-current {
    color: var(--success-strong);
    border-color: color-mix(in srgb, var(--success) 45%, transparent);
  }

  .stats-grid article:hover {
    border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  }

  .button-ghost {
    background: #21252d;
    color: var(--text);
  }

  .user-menu-trigger {
    background: #21252d;
  }

  .button-ghost.download-button {
    border-color: var(--success);
    background: var(--success);
    color: #fff;
  }

  .button-ghost.download-button:hover,
  .button-ghost.download-button:focus-visible {
    border-color: var(--success-strong);
    background: var(--success-strong);
    color: #fff;
  }

  .button-ghost.danger {
    color: var(--danger-text);
    border-color: var(--danger-border);
    background: var(--danger-bg);
  }

  .add-form {
    background: linear-gradient(165deg, #1b1f27, #151820);
  }

  .logger-list a {
    color: var(--text);
  }

  .stats-grid article {
    background: linear-gradient(160deg, #1d2129, #171b22);
  }

  .table-wrap {
    border-color: #333a46;
  }

  th {
    background: var(--table-head);
  }

  th,
  td {
    border-bottom-color: var(--table-border);
  }

  .custom-marker span {
    border-color: #1a1d23;
  }

  .telemetry-popup .leaflet-popup-content-wrapper,
  .telemetry-popup .leaflet-popup-tip {
    background: var(--paper);
    border-color: var(--border);
  }
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
    min-height: auto;
  }

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

  .group-admin-layout {
    grid-template-columns: 1fr;
  }

  .map-wrap {
    height: clamp(300px, 48vh, 580px);
  }
}

@media (max-width: 700px) {
  .topbar {
    padding: 0.85rem 0.9rem;
  }

  .client-brand img {
    width: 76px;
    max-width: 22vw;
    height: 30px;
  }

  .topbar h1 {
    font-size: 1.15rem;
    line-height: 1.25;
  }

  .topbar p {
    font-size: 0.8rem;
  }

  .topbar-actions {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 0.35rem;
  }

  .topbar-actions::-webkit-scrollbar {
    display: none;
  }

  .topbar-actions .button-ghost {
    flex: 0 0 auto;
    padding: 0.4rem 0.5rem;
    font-size: 0.84rem;
    min-height: 2.5rem;
  }

  .layout,
  .detail-layout {
    padding: 0.7rem;
    gap: 0.7rem;
  }

  .panel {
    padding: 0.8rem;
  }

  .chart-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
    gap: 0.6rem;
  }

  .chart-controls .field {
    gap: 0.35rem;
  }

  .chart-controls .field-wide {
    grid-column: 1 / -1;
  }

  .chart-controls select,
  .chart-controls input[type="date"] {
    width: 100%;
    min-height: 2.75rem;
  }

  .chart-controls .button-solid,
  .chart-controls .download-button {
    width: 100%;
    min-height: 2.75rem;
  }

  .form-actions .button-solid,
  .form-actions .button-ghost {
    width: 100%;
  }

  .form-actions {
    flex-direction: column;
  }

  .app-topbar,
  .group-card {
    align-items: stretch;
  }

  .app-topbar {
    flex-direction: column;
  }

  .group-card {
    grid-template-columns: 1fr;
  }

  .group-card form {
    margin: 0;
  }
}