:root {
  color-scheme: dark;
  --bg: #071012;
  --bg-soft: #0c171b;
  --side: rgba(7, 14, 17, 0.88);
  --card: rgba(255, 255, 255, 0.055);
  --card2: rgba(255, 255, 255, 0.085);
  --panel: rgba(13, 24, 28, 0.82);
  --panel-strong: rgba(19, 34, 39, 0.92);
  --border: rgba(203, 213, 225, 0.13);
  --border-strong: rgba(203, 213, 225, 0.24);
  --text: #f8fbff;
  --muted: #8fa2ad;
  --muted-strong: #c4d2d8;
  --blue: #38bdf8;
  --blue-dark: #0369a1;
  --green: #22c55e;
  --yellow: #f59e0b;
  --red: #ef4444;
  --accent: #22d3ee;
  --accent-2: #f59e0b;
  --accent-3: #34d399;
  --warning: #f59e0b;
  --danger: #ef4444;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.34);
  --shadow-soft: 0 12px 34px rgba(0, 0, 0, 0.24);
  --glow: 0 0 0 1px rgba(34, 211, 238, 0.08), 0 16px 44px rgba(34, 211, 238, 0.07);
  --radius: 8px;
  --radius-sm: 6px;
  --control-h: 42px;
}

body.light {
  color-scheme: light;
  --bg: #f3f7f8;
  --bg-soft: #e8f0f2;
  --side: rgba(255, 255, 255, 0.94);
  --card: rgba(255, 255, 255, 0.92);
  --card2: #ffffff;
  --panel: rgba(255, 255, 255, 0.94);
  --panel-strong: #ffffff;
  --border: rgba(15, 23, 42, 0.13);
  --border-strong: rgba(15, 23, 42, 0.22);
  --text: #0f172a;
  --muted: #647481;
  --muted-strong: #334155;
  --shadow: 0 16px 36px rgba(15, 23, 42, 0.1);
  --shadow-soft: 0 8px 22px rgba(15, 23, 42, 0.08);
  --glow: 0 0 0 1px rgba(3, 105, 161, 0.08), 0 16px 44px rgba(3, 105, 161, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  position: relative;
  margin: 0;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 272px minmax(0, 1fr);
  color: var(--text);
  background:
    repeating-linear-gradient(90deg, rgba(148, 163, 184, 0.035) 0 1px, transparent 1px 84px),
    repeating-linear-gradient(0deg, rgba(148, 163, 184, 0.026) 0 1px, transparent 1px 84px),
    linear-gradient(135deg, rgba(34, 211, 238, 0.10), transparent 34%),
    linear-gradient(315deg, rgba(245, 158, 11, 0.07), transparent 38%),
    linear-gradient(180deg, var(--bg), var(--bg-soft));
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

button,
select,
input,
textarea {
  font: inherit;
}

button,
select,
input,
textarea {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  background: color-mix(in srgb, var(--card) 84%, transparent);
  outline: none;
}

button,
select,
input {
  min-height: var(--control-h);
  padding: 10px 12px;
}

textarea {
  width: 100%;
  min-height: 110px;
  padding: 12px;
  resize: vertical;
}

select {
  appearance: none;
  padding-right: 34px;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--muted) 50%),
    linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position:
    calc(100% - 17px) 18px,
    calc(100% - 12px) 18px;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

input::placeholder,
textarea::placeholder {
  color: color-mix(in srgb, var(--muted) 68%, transparent);
}

input:focus,
select:focus,
textarea:focus {
  border-color: color-mix(in srgb, var(--accent) 72%, white 6%);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent);
}

button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 750;
  cursor: pointer;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    background 0.18s ease,
    box-shadow 0.18s ease,
    opacity 0.18s ease;
}

.lucide,
button svg,
.brand-icon svg,
.metric-icon svg {
  width: 1em;
  height: 1em;
  flex: 0 0 auto;
  stroke-width: 2;
}

button svg {
  width: 16px;
  height: 16px;
}

button:hover {
  transform: translateY(-1px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-soft), var(--glow);
}

button:active {
  transform: translateY(0);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  color: var(--text);
  line-height: 1.15;
}

h1 {
  margin-bottom: 0;
  font-size: 2.35rem;
  font-weight: 850;
}

h2 {
  margin-bottom: 8px;
  font-size: 1.15rem;
  font-weight: 820;
}

h3 {
  font-size: 1rem;
}

p {
  line-height: 1.6;
}

.muted,
.brand span,
.metric-card span,
.metric-card p,
.health-grid span,
.system-grid span {
  color: var(--muted);
}

/* Login */

.login-body {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
  place-items: center;
  padding: 24px;
  background:
    repeating-linear-gradient(90deg, rgba(148, 163, 184, 0.04) 0 1px, transparent 1px 78px),
    repeating-linear-gradient(0deg, rgba(148, 163, 184, 0.03) 0 1px, transparent 1px 78px),
    linear-gradient(140deg, rgba(34, 211, 238, 0.15), transparent 38%),
    linear-gradient(320deg, rgba(245, 158, 11, 0.09), transparent 42%),
    #071012;
}

.login-card {
  width: min(440px, 100%);
  padding: 34px;
  border: 1px solid rgba(226, 232, 240, 0.16);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(17, 30, 35, 0.92), rgba(8, 17, 20, 0.92));
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.48), var(--glow);
  backdrop-filter: blur(18px);
}

.login-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  margin: 0 auto 18px;
  border-radius: var(--radius);
  color: #07110d;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  font-size: 1.55rem;
  font-weight: 900;
}

.login-icon svg {
  width: 28px;
  height: 28px;
}

.login-card .eyebrow,
.eyebrow {
  margin-bottom: 8px;
  color: var(--accent);
  text-transform: uppercase;
  font-size: 0.73rem;
  font-weight: 850;
}

.login-card h1 {
  margin-bottom: 12px;
  text-align: center;
  font-size: 3rem;
}

.login-card .muted {
  margin-bottom: 26px;
  text-align: center;
  color: #b7c4be;
}

.login-card label {
  display: block;
  margin: 14px 0 7px;
  color: #eef7f2;
  font-size: 0.92rem;
  font-weight: 780;
}

.login-card input,
.login-card button {
  width: 100%;
}

.login-card input {
  background: rgba(255, 255, 255, 0.075);
}

.login-card button {
  margin-top: 20px;
  border: 0;
  color: #06110d;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
}

.form-error {
  min-height: 22px;
  margin-top: 14px;
  color: #fecaca;
  font-size: 0.9rem;
  font-weight: 780;
}

/* Sidebar */

.sidebar {
  min-height: 100vh;
  max-height: 100vh;
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 20px;
  overflow-y: auto;
  border-right: 1px solid var(--border);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--side) 94%, #0ea5e9 6%), var(--side));
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-bottom: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--card) 80%, transparent);
}

.brand-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: var(--radius);
  color: #06110d;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  font-size: 1rem;
  font-weight: 900;
  box-shadow: 0 12px 28px rgba(34, 211, 238, 0.18);
}

.brand strong,
.brand span {
  display: block;
}

.brand strong {
  font-size: 0.98rem;
}

.brand span {
  margin-top: 2px;
  font-size: 0.82rem;
}

.tabs {
  display: grid;
  gap: 6px;
}

.nav-section-title {
  margin: 14px 0 5px;
  padding-top: 11px;
  border-top: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  color: var(--muted);
  text-transform: uppercase;
  font-size: 0.68rem;
  font-weight: 850;
}

.nav-section-title:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.tab,
.logout {
  width: 100%;
  justify-content: flex-start;
  min-height: 40px;
  padding: 9px 11px;
  border-color: transparent;
  background: transparent;
  color: var(--muted-strong);
  text-align: left;
  font-size: 0.9rem;
}

.tab::before {
  display: none;
}

.tab svg,
.logout svg {
  width: 17px;
  height: 17px;
  color: color-mix(in srgb, var(--muted) 82%, var(--accent));
}

.tab:hover {
  background: color-mix(in srgb, var(--card2) 76%, transparent);
  color: var(--text);
}

.tab.active {
  border-color: color-mix(in srgb, var(--accent) 42%, transparent);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 20%, transparent), color-mix(in srgb, var(--accent-2) 8%, transparent));
  color: var(--text);
  box-shadow: inset 3px 0 0 var(--accent);
}

.tab.active svg {
  color: var(--accent);
}

.user-box {
  display: grid;
  gap: 9px;
  margin-top: auto;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--card) 82%, transparent);
  color: var(--muted);
  font-size: 0.86rem;
}

.user-box strong {
  color: var(--text);
}

.logout {
  border-color: color-mix(in srgb, var(--danger) 24%, transparent);
  background: color-mix(in srgb, var(--danger) 11%, transparent);
  color: #fecaca;
}

/* Main layout */

.main {
  min-width: 0;
  padding: 28px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--panel) 88%, transparent), color-mix(in srgb, var(--panel-strong) 66%, transparent));
  box-shadow: var(--shadow-soft);
}

.top-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  max-width: 800px;
}

.top-actions input,
.top-actions select,
.top-actions button {
  min-height: 38px;
  padding: 8px 10px;
  font-size: 0.84rem;
}

.top-actions input,
.top-actions select {
  max-width: 156px;
  background-color: color-mix(in srgb, var(--card2) 76%, transparent);
}

#nodoFilter {
  max-width: 190px;
}

#limitSelect {
  max-width: 112px;
}

#refreshBtn,
#exportBtn,
#printBtn,
form button {
  border: 0;
  color: #06110d;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
}

#clearFiltersBtn,
#resetZoomBtn {
  border-color: color-mix(in srgb, var(--border-strong) 80%, transparent);
  background: var(--card2);
  color: var(--text);
}

.tab-page {
  display: none;
}

.tab-page.active {
  display: block;
}

.status-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 0.92rem;
}

#connectionStatus {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 11px;
  border: 1px solid color-mix(in srgb, var(--warning) 35%, transparent);
  border-radius: 999px;
  background: color-mix(in srgb, var(--warning) 13%, transparent);
  color: #fcd34d;
  font-size: 0.82rem;
  font-weight: 850;
  box-shadow: inset 0 0 18px color-mix(in srgb, currentColor 10%, transparent);
}

#connectionStatus::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 12px currentColor;
}

#connectionStatus.ok {
  border-color: color-mix(in srgb, var(--green) 38%, transparent);
  background: color-mix(in srgb, var(--green) 13%, transparent);
  color: #86efac;
}

#connectionStatus.error {
  border-color: color-mix(in srgb, var(--danger) 42%, transparent);
  background: color-mix(in srgb, var(--danger) 13%, transparent);
  color: #fca5a5;
}

body.light #connectionStatus {
  color: #92400e;
}

body.light #connectionStatus.ok {
  color: #166534;
}

body.light #connectionStatus.error {
  color: #991b1b;
}

/* Cards and panels */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.metric-card,
.panel,
.alert-config-card,
.reading-card,
.node-status-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--panel) 96%, transparent), color-mix(in srgb, var(--panel-strong) 80%, transparent));
  box-shadow: var(--shadow);
}

.metric-card,
.panel,
.alert-config-card,
.reading-card,
.node-status-card,
.health-grid div,
.system-grid div,
.alert-item,
.threshold-group {
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    background 0.18s ease,
    box-shadow 0.18s ease;
}

.metric-card {
  min-height: 136px;
  position: relative;
  padding: 18px;
  overflow: hidden;
}

.metric-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3));
}

.metric-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.045), transparent 42%),
    repeating-linear-gradient(90deg, rgba(148, 163, 184, 0.035) 0 1px, transparent 1px 48px);
}

.metric-card:hover,
.panel:hover {
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
}

.metric-icon {
  width: 36px;
  height: 36px;
  position: absolute;
  top: 15px;
  right: 15px;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
  border-radius: var(--radius-sm);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}

.rain-card .metric-icon {
  border-color: color-mix(in srgb, var(--blue) 30%, transparent);
  color: var(--blue);
  background: color-mix(in srgb, var(--blue) 12%, transparent);
}

.metric-card span {
  display: block;
  padding-right: 44px;
  font-size: 0.84rem;
  font-weight: 760;
}

.metric-card strong {
  display: block;
  margin-top: 12px;
  font-size: 1.78rem;
  line-height: 1.05;
  font-weight: 860;
}

.metric-card p {
  margin: 8px 0 0;
  font-size: 0.84rem;
}

.rain-bar {
  width: 100%;
  height: 8px;
  margin-top: 16px;
  overflow: hidden;
  border-radius: 999px;
  background: color-mix(in srgb, var(--text) 11%, transparent);
}

.rain-bar div {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--blue));
  transition: width 0.35s ease;
}

.panel {
  min-height: 300px;
  margin-bottom: 16px;
  padding: 22px;
}

.panel h2 {
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel > .muted {
  margin-bottom: 18px;
}

.content-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 16px;
}

.large-panel {
  grid-row: span 2;
}

.chart-actions {
  margin-bottom: 14px;
}

canvas {
  width: 100% !important;
  max-height: 320px;
}

#graficas .content-grid {
  grid-template-columns: 1fr;
  gap: 18px;
}

#graficas .panel {
  min-height: 430px;
  overflow: hidden;
}

#graficas .panel canvas {
  display: block;
  height: 330px !important;
  max-height: 330px !important;
  margin-top: 10px;
}

/* Node status */

.node-status-list {
  display: grid;
  gap: 12px;
}

.node-status-card {
  padding: 16px;
  box-shadow: var(--shadow-soft);
}

.node-status-main {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}

.node-status-main span,
.node-status-details span {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.78rem;
}

.node-status-main strong {
  display: block;
  font-size: 1.02rem;
}

.node-status-main small {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.78rem;
}

.node-status-details {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;
  gap: 10px;
}

.node-status-details div,
.health-grid div,
.system-grid div,
.alert-item,
.node-card {
  padding: 13px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--card2) 84%, transparent);
}

.node-status-details strong {
  font-size: 0.95rem;
}

.node-status-empty {
  padding: 16px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--muted);
}

/* Grids */

.health-grid,
.system-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.health-grid strong,
.system-grid strong {
  display: block;
  margin-top: 8px;
  overflow-wrap: anywhere;
}

/* Map */

#map {
  width: 100%;
  height: 520px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--card2) 84%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 7%, transparent);
}

.leaflet-popup-content-wrapper,
.leaflet-popup-tip {
  background: #121816;
  color: #f7faf8;
}

body.light .leaflet-popup-content-wrapper,
body.light .leaflet-popup-tip {
  background: #ffffff;
  color: #111827;
}

/* Tables */

.table-wrapper {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel-strong) 66%, transparent);
  box-shadow: inset 0 1px 0 color-mix(in srgb, white 5%, transparent);
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.9rem;
}

th,
td {
  padding: 12px 11px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  color: color-mix(in srgb, var(--muted-strong) 84%, var(--accent));
  background: color-mix(in srgb, var(--panel-strong) 91%, var(--bg));
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 850;
}

td {
  color: var(--text);
}

tbody tr:last-child td {
  border-bottom: 0;
}

tbody tr:hover td {
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.table-actions,
.password-action {
  display: flex;
  align-items: center;
  gap: 8px;
}

.table-actions button,
.password-action button {
  min-height: 34px;
  padding: 7px 10px;
  white-space: nowrap;
  font-size: 0.82rem;
}

.password-action {
  min-width: 260px;
}

.password-action input {
  min-width: 150px;
  min-height: 34px;
  padding: 7px 10px;
}

.danger-btn {
  border: 1px solid color-mix(in srgb, var(--danger) 34%, transparent) !important;
  background: color-mix(in srgb, var(--danger) 13%, transparent) !important;
  color: #fecaca !important;
}

body.light .danger-btn {
  color: #991b1b !important;
}

/* Forms */

.form-grid,
.config-grid {
  display: grid;
  gap: 12px;
  margin-bottom: 20px;
}

.form-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.nodes-form {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.maintenance-form {
  grid-template-columns: 1fr 1fr 2fr auto;
}

.config-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.config-grid label,
.threshold-row label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 760;
}

.config-grid input,
.config-grid select,
.form-grid input,
.form-grid select,
.form-grid button,
.alert-config-card input,
.alert-config-card select,
.alert-config-card button {
  width: 100%;
}

.config-grid button {
  grid-column: 1 / -1;
}

/* Alerts */

.alert-list,
.alert-config-list {
  display: grid;
  gap: 12px;
}

.alert-item {
  position: relative;
  padding-left: 18px;
}

.alert-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  background: var(--muted);
}

.alert-item.good {
  border-color: color-mix(in srgb, var(--green) 35%, transparent);
}

.alert-item.good::before {
  background: var(--green);
}

.alert-item.warning {
  border-color: color-mix(in srgb, var(--warning) 42%, transparent);
}

.alert-item.warning::before {
  background: var(--warning);
}

.alert-item.danger {
  border-color: color-mix(in srgb, var(--danger) 45%, transparent);
}

.alert-item.danger::before {
  background: var(--danger);
}

.alert-item strong {
  display: block;
  margin-bottom: 6px;
}

.alert-item p {
  margin: 0;
  color: var(--muted);
}

.alert-config-card {
  padding: 18px;
  box-shadow: var(--shadow-soft);
}

.alert-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.alert-card-header h3 {
  margin: 0 0 4px;
}

.alert-card-header p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.alert-card-header select {
  max-width: 150px;
}

.threshold-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.threshold-group {
  padding: 13px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--card2) 84%, transparent);
}

.threshold-group h4 {
  margin: 0 0 10px;
  font-size: 0.9rem;
}

.threshold-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.threshold-row.single {
  grid-template-columns: 1fr;
}

.threshold-row input {
  min-height: 38px;
}

.alert-config-card button[type="submit"] {
  width: fit-content;
  padding-inline: 16px;
}

/* Badges */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  min-height: 26px;
  padding: 5px 9px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--card2);
  font-size: 0.74rem;
  font-weight: 850;
}

.badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}

.badge.good {
  border-color: color-mix(in srgb, var(--green) 38%, transparent);
  color: #86efac;
}

.badge.warning {
  border-color: color-mix(in srgb, var(--warning) 42%, transparent);
  color: #fbbf24;
}

.badge.danger {
  border-color: color-mix(in srgb, var(--danger) 45%, transparent);
  color: #fca5a5;
}

body.light .badge.good {
  color: #166534;
}

body.light .badge.warning {
  color: #92400e;
}

body.light .badge.danger {
  color: #991b1b;
}

/* Report */

.report-panel {
  max-width: 980px;
}

.report-text {
  margin-top: 20px;
  color: var(--muted);
  line-height: 1.7;
}

/* Mobile base */

.mobile-filter-toggle,
.mobile-bottom-nav,
.mobile-more-sheet,
.mobile-readings {
  display: none;
}

/* Responsive */

@media (max-width: 1380px) {
  body {
    grid-template-columns: 248px minmax(0, 1fr);
  }

  .cards-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .threshold-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1080px) {
  .topbar {
    display: block;
  }

  .top-actions {
    justify-content: flex-start;
    margin-top: 16px;
  }

  .content-grid,
  .health-grid,
  .system-grid {
    grid-template-columns: 1fr;
  }

  .large-panel {
    grid-row: auto;
  }
}

@media (max-width: 768px) {
  body {
    display: block;
    padding-bottom: 92px;
  }

  .sidebar {
    position: static;
    min-height: auto;
    max-height: none;
    padding: 14px 16px;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .brand {
    justify-content: center;
    padding-bottom: 0;
    border-bottom: 0;
  }

  .brand-icon {
    width: 40px;
    height: 40px;
  }

  .sidebar .tabs,
  .user-box,
  .nav-section-title {
    display: none;
  }

  .main {
    padding: 16px;
  }

  .topbar {
    margin-bottom: 16px;
    padding-bottom: 0;
    border-bottom: 0;
  }

  .topbar h1,
  h1 {
    font-size: 2rem;
  }

  .mobile-filter-toggle {
    display: flex;
    width: 100%;
    min-height: 46px;
    margin: 14px 0 12px;
    border-color: color-mix(in srgb, var(--accent) 38%, transparent);
    background: color-mix(in srgb, var(--accent) 13%, transparent);
    color: var(--text);
  }

  .top-actions {
    display: none !important;
  }

  .top-actions.open {
    display: grid !important;
    width: 100%;
    grid-template-columns: 1fr 1fr !important;
    gap: 10px !important;
    padding: 12px !important;
    margin-bottom: 14px !important;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--panel);
  }

  .top-actions input,
  .top-actions select,
  .top-actions button {
    width: 100% !important;
    max-width: none !important;
    min-height: 44px !important;
    padding: 10px 12px !important;
    font-size: 0.88rem !important;
  }

  #nodoFilter,
  #refreshBtn {
    grid-column: 1 / -1 !important;
  }

  .status-line {
    flex-direction: column;
    align-items: flex-start;
  }

  .cards-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .metric-card {
    min-height: 126px;
    padding: 15px;
  }

  .metric-card strong {
    font-size: 1.42rem;
  }

  .metric-card span,
  .metric-card p {
    font-size: 0.78rem;
  }

  .panel {
    min-height: auto;
    padding: 16px;
  }

  .content-grid,
  .health-grid,
  .system-grid,
  .form-grid,
  .config-grid,
  .nodes-form,
  .maintenance-form,
  .threshold-grid,
  .threshold-row,
  .alert-config-card .config-row {
    grid-template-columns: 1fr;
  }

  #graficas .panel {
    min-height: auto;
    padding-bottom: 26px;
  }

  #graficas .panel canvas,
  canvas {
    height: 310px !important;
    min-height: 300px;
    max-height: 310px !important;
  }

  #map {
    height: 430px;
  }

  #lecturas .table-wrapper {
    display: none !important;
  }

  .tab-page:not(#lecturas) .table-wrapper {
    display: block !important;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .tab-page:not(#lecturas) table {
    min-width: 760px;
    font-size: 0.82rem;
  }

  .tab-page:not(#lecturas) th,
  .tab-page:not(#lecturas) td {
    padding: 10px 8px;
  }

  .mobile-readings {
    display: grid;
    gap: 12px;
  }

  .reading-card {
    padding: 15px;
  }

  .reading-card-header {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 12px;
  }

  .reading-card-header strong {
    display: block;
    font-size: 1rem;
  }

  .reading-card-header span {
    color: var(--muted);
    font-size: 0.78rem;
  }

  .reading-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .reading-grid div {
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--card2);
  }

  .reading-grid span {
    display: block;
    margin-bottom: 4px;
    color: var(--muted);
    font-size: 0.72rem;
  }

  .reading-grid strong {
    font-size: 0.95rem;
  }

  .node-status-main,
  .alert-card-header {
    flex-direction: column;
  }

  .node-status-details {
    grid-template-columns: 1fr;
  }

  .alert-card-header select,
  .alert-config-card button[type="submit"] {
    width: 100%;
    max-width: none;
  }

  .mobile-bottom-nav {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: 10px;
    z-index: 9999;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 6px;
    padding: 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: rgba(11, 15, 14, 0.9);
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.38);
    backdrop-filter: blur(18px);
  }

  body.light .mobile-bottom-nav {
    background: rgba(255, 255, 255, 0.94);
  }

  .mobile-bottom-nav button {
    min-height: 44px;
    padding: 7px 4px;
    border-radius: var(--radius-sm);
    background: transparent;
    text-align: center;
    white-space: nowrap;
    font-size: 0.7rem;
    flex-direction: column;
    gap: 3px;
  }

  .mobile-bottom-nav button svg {
    width: 17px;
    height: 17px;
  }

  .mobile-bottom-nav button.mobile-active {
    border-color: color-mix(in srgb, var(--accent) 40%, transparent);
    background: color-mix(in srgb, var(--accent) 15%, transparent);
    color: var(--text);
  }

  .mobile-more-sheet {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: none;
    align-items: flex-end;
    padding: 18px;
    background: rgba(0, 0, 0, 0.58);
  }

  .mobile-more-sheet.open {
    display: flex;
  }

  .mobile-sheet-card {
    width: 100%;
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #101513;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
  }

  body.light .mobile-sheet-card {
    background: #ffffff;
  }

  .mobile-sheet-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
  }

  .mobile-sheet-header button {
    min-height: 36px;
    padding: 8px 10px;
    font-size: 0.78rem;
  }

  .mobile-sheet-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .mobile-sheet-grid button {
    min-height: 48px;
    background: var(--card2);
    justify-content: flex-start;
  }
}

@media (max-width: 430px) {
  .topbar h1,
  h1 {
    font-size: 1.7rem;
  }

  .cards-grid,
  .reading-grid,
  .top-actions.open,
  .mobile-sheet-grid {
    grid-template-columns: 1fr !important;
  }

  .brand span {
    display: none;
  }

  #nodoFilter,
  #desdeInput,
  #hastaInput,
  #limitSelect,
  #clearFiltersBtn,
  #exportBtn,
  #printBtn,
  #refreshBtn {
    grid-column: 1 / -1 !important;
  }

  .login-card {
    padding: 26px 20px;
  }

  .login-card h1 {
    font-size: 2.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (min-width: 769px) {
  ::-webkit-scrollbar {
    width: 10px;
    height: 10px;
  }

  ::-webkit-scrollbar-track {
    background: color-mix(in srgb, var(--bg) 78%, transparent);
  }

  ::-webkit-scrollbar-thumb {
    border: 2px solid color-mix(in srgb, var(--bg) 78%, transparent);
    border-radius: 999px;
    background: color-mix(in srgb, var(--muted) 42%, transparent);
  }

  ::-webkit-scrollbar-thumb:hover {
    background: color-mix(in srgb, var(--muted) 62%, transparent);
  }
}

@media print {
  body {
    display: block;
    background: white;
    color: black;
  }

  .sidebar,
  .topbar,
  .tabs,
  button,
  .mobile-bottom-nav,
  .mobile-more-sheet {
    display: none !important;
  }

  .main {
    padding: 0;
  }

  .tab-page {
    display: none !important;
  }

  #reporte {
    display: block !important;
  }

  .panel {
    color: black;
    border: 1px solid #cccccc;
    box-shadow: none;
  }
}