:root {
  color-scheme: dark;
  --color-night-950: #07111f;
  --color-night-900: #0c1a2b;
  --color-night-800: #14263a;
  --color-night-700: #203850;
  --color-sun-400: #fbbf24;
  --color-sun-500: #f59e0b;
  --color-heat-500: #f97316;
  --color-text: #f8fafc;
  --color-muted: #a9b7c7;
  --color-success: #34d399;
  --color-danger: #fb7185;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --radius-sm: 0.5rem;
  --radius-lg: 1rem;
  --shadow-soft: 0 1.5rem 4rem rgb(0 0 0 / 25%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { background: var(--color-night-950); }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--color-text);
  background:
    radial-gradient(circle at 82% 5%, rgb(245 158 11 / 12%), transparent 28rem),
    var(--color-night-950);
  font-size: 1rem;
  line-height: 1.5;
}

button, input, select { font: inherit; }
button, select { cursor: pointer; }
button:disabled, input:disabled, select:disabled { cursor: not-allowed; }

:focus-visible {
  outline: 3px solid var(--color-sun-400);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 10;
  top: var(--space-3);
  left: var(--space-3);
  padding: var(--space-2) var(--space-4);
  color: var(--color-night-950);
  background: var(--color-sun-400);
  border-radius: var(--radius-sm);
  transform: translateY(-200%);
}
.skip-link:focus { transform: translateY(0); }

.site-header,
.site-footer,
.demo-layout {
  width: min(72rem, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  min-height: 5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  font-weight: 800;
  letter-spacing: 0.16em;
  text-decoration: none;
}

.brand__symbol {
  width: 1.75rem;
  height: 1.75rem;
  border: 0.4rem solid var(--color-sun-400);
  border-radius: 50%;
  box-shadow: 0 0 1.25rem rgb(251 191 36 / 45%);
}

.demo-layout { padding-block: var(--space-8) var(--space-12); }

.hero {
  max-width: 48rem;
  padding-block: clamp(2rem, 8vw, 6rem);
}

.eyebrow {
  margin: 0 0 var(--space-2);
  color: var(--color-sun-400);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1, h2, p { margin-top: 0; }
h1 {
  max-width: 12ch;
  margin-bottom: var(--space-6);
  font-size: clamp(2.5rem, 8vw, 5.5rem);
  line-height: 0.95;
  letter-spacing: -0.045em;
}
h2 { margin-bottom: var(--space-6); font-size: clamp(1.5rem, 4vw, 2rem); }
.hero__copy { max-width: 42rem; color: var(--color-muted); font-size: 1.25rem; }
.actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-8); }

.button {
  min-height: 2.75rem;
  padding: var(--space-3) var(--space-6);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 750;
  transition: background-color 150ms ease, border-color 150ms ease, transform 150ms ease;
}
.button:hover:not(:disabled) { transform: translateY(-1px); }
.button--primary { color: var(--color-night-950); background: var(--color-sun-400); }
.button--primary:hover { background: #ffd35a; }
.button--secondary { color: var(--color-text); background: var(--color-night-800); border-color: var(--color-night-700); }
.button--ghost { color: var(--color-muted); background: transparent; border-color: var(--color-night-700); opacity: 0.6; }

.component-section {
  margin-top: var(--space-8);
  padding: clamp(1.25rem, 4vw, 2rem);
  background: rgb(12 26 43 / 82%);
  border: 1px solid var(--color-night-700);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}
.section-heading { display: flex; align-items: start; justify-content: space-between; gap: var(--space-4); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  width: fit-content;
  padding: var(--space-1) var(--space-3);
  border: 1px solid currentcolor;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 750;
}
.badge--warning { color: var(--color-sun-400); }
.badge--success { color: var(--color-success); }

.control-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.field { display: grid; align-content: start; gap: var(--space-2); }
.field__label { font-weight: 700; }
.field__hint, .field__error { color: var(--color-muted); font-size: 0.875rem; }
.field__error { color: var(--color-danger); }

input, select {
  min-height: 2.75rem;
  width: 100%;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text);
  background: var(--color-night-950);
  border: 1px solid var(--color-night-700);
  border-radius: var(--radius-sm);
}
.field--error input { border-color: var(--color-danger); }

.notice {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--color-night-800);
  border-left: 4px solid var(--color-sun-400);
  border-radius: var(--radius-sm);
}
.notice p { margin: var(--space-1) 0 0; color: var(--color-muted); }
.notice__icon {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  color: var(--color-night-950);
  background: var(--color-sun-400);
  border-radius: 50%;
  font-weight: 900;
}

.thermal-scale {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-6);
  padding-top: var(--space-3);
  border-top: 0.5rem solid transparent;
  border-image: linear-gradient(90deg, #38bdf8, var(--color-sun-400), var(--color-heat-500), #e11d48) 1;
  color: var(--color-muted);
  font-size: 0.875rem;
}

.site-footer { padding-block: var(--space-6); color: var(--color-muted); border-top: 1px solid var(--color-night-800); font-size: 0.875rem; }

@media (max-width: 48rem) {
  .site-header { align-items: flex-start; padding-block: var(--space-4); }
  .site-header .badge { max-width: 9rem; text-align: center; }
  .control-grid { grid-template-columns: 1fr; }
  .section-heading { display: grid; }
  .actions { display: grid; }
  .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}

/* Application shell */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.app-page { overflow: hidden; }
.app-shell {
  display: grid;
  grid-template-columns: 20rem minmax(0, 1fr);
  width: 100%;
  min-height: 100vh;
  overflow: hidden;
  background: var(--color-night-950);
}

.app-sidebar {
  z-index: 30;
  display: flex;
  flex-direction: column;
  min-width: 0;
  height: 100vh;
  padding: var(--space-6);
  background: var(--color-night-900);
  border-right: 1px solid var(--color-night-700);
}
.sidebar__header { display: flex; align-items: center; justify-content: space-between; min-height: 2.75rem; }
.sidebar__close { display: none; }
.sidebar__nav { display: grid; gap: var(--space-2); margin-top: var(--space-12); }
.nav-item {
  display: grid;
  grid-template-columns: 1.5rem 1fr auto;
  align-items: center;
  gap: var(--space-2);
  min-height: 2.75rem;
  padding: var(--space-2) var(--space-3);
  color: var(--color-muted);
  border-radius: var(--radius-sm);
  text-decoration: none;
}
.nav-item--active { color: var(--color-text); background: var(--color-night-800); }
.nav-item--disabled { opacity: 0.58; }
.nav-item small { font-size: 0.75rem; }
.sidebar__panel {
  flex: 1 1 auto;
  display: grid;
  align-content: start;
  gap: var(--space-6);
  min-height: 0;
  margin-top: var(--space-6);
  overflow-y: auto;
  scrollbar-width: thin;
}
.panel-section { scroll-margin-top: var(--space-2); }
.panel-section__title {
  margin: 0 0 var(--space-2);
  color: var(--color-muted);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.radio-group {
  display: grid;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  border: 0;
}
.radio-option {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-night-800);
  border: 1px solid var(--color-night-700);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.radio-option input {
  width: 1.125rem;
  height: 1.125rem;
  min-height: 0;
  margin-top: 0.125rem;
  padding: 0;
  background: transparent;
  border: 0;
  accent-color: var(--color-sun-400);
}
.radio-option:has(input:checked) { border-color: var(--color-sun-500); }
.radio-option__name { display: block; font-size: 0.875rem; font-weight: 700; }
.radio-option__meta { display: block; color: var(--color-muted); font-size: 0.75rem; }
.panel-hint { margin: var(--space-2) 0 0; color: var(--color-muted); font-size: 0.75rem; }
.panel-hint--error { color: var(--color-danger); }
.panel-hint--success { color: var(--color-success); }
.field { margin-top: 0; }
.field input:disabled { opacity: 0.55; }
.button:disabled { opacity: 0.55; }
.upload-box {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-3);
  border: 1px dashed var(--color-night-700);
  border-radius: var(--radius-sm);
}
.upload-box__hint { margin: 0; color: var(--color-muted); font-size: 0.75rem; }
.upload-box__hint code { color: var(--color-text); }
.summary { display: grid; gap: var(--space-2); margin: 0; }
.summary > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: 0.875rem;
}
.summary dt { color: var(--color-muted); }
.summary dd { margin: 0; font-weight: 700; text-align: right; }
.button--block { width: 100%; }
.sidebar__footer { display: flex; align-items: center; gap: var(--space-2); margin-top: auto; color: var(--color-muted); font-size: 0.75rem; }
.status-dot { width: 0.5rem; height: 0.5rem; background: var(--color-success); border-radius: 50%; }

.icon-button {
  display: inline-grid;
  place-items: center;
  min-width: 2.75rem;
  min-height: 2.75rem;
  padding: 0;
  color: var(--color-text);
  background: transparent;
  border: 1px solid var(--color-night-700);
  border-radius: var(--radius-sm);
}
.menu-icon, .menu-icon::before, .menu-icon::after { width: 1.25rem; height: 2px; background: currentcolor; }
.menu-icon { position: relative; }
.menu-icon::before, .menu-icon::after { position: absolute; left: 0; content: ""; }
.menu-icon::before { top: -0.4rem; }
.menu-icon::after { top: 0.4rem; }
.sidebar__toggle, .sidebar__close { display: none; }
.sidebar-backdrop { display: none; }

.app-main { display: flex; flex-direction: column; min-width: 0; height: 100vh; }
.app-header {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  min-height: 4.5rem;
  padding: var(--space-3) var(--space-6);
  background: rgb(7 17 31 / 88%);
  border-bottom: 1px solid var(--color-night-800);
}
.app-header__context { margin: 0; color: var(--color-muted); font-size: 0.75rem; }
.app-header h1 { max-width: none; margin: 0; font-size: 1.25rem; line-height: 1.2; letter-spacing: -0.01em; }
.app-header .badge { margin-left: auto; }
.workspace { flex: 1 1 auto; min-width: 0; min-height: 0; padding: var(--space-4); }
.map-region {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 16rem;
  overflow: hidden;
  background: var(--color-night-800);
  border: 1px solid var(--color-night-700);
  border-radius: var(--radius-lg);
}
.map { width: 100%; height: 100%; }
.map-error {
  position: absolute;
  z-index: 5;
  top: var(--space-4);
  left: var(--space-4);
  width: min(28rem, calc(100% - 6rem));
  padding: var(--space-4);
  color: var(--color-text);
  background: rgb(12 26 43 / 96%);
  border: 1px solid var(--color-danger);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-soft);
}
.map-error[hidden] { display: none; }
.map-error p { margin: var(--space-1) 0 var(--space-3); color: var(--color-muted); }
.map-disclaimer {
  position: absolute;
  z-index: 2;
  left: var(--space-3);
  bottom: var(--space-3);
  margin: 0;
  padding: var(--space-1) var(--space-2);
  color: var(--color-text);
  background: rgb(7 17 31 / 88%);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  pointer-events: none;
}
.maplibregl-ctrl-group button { min-width: 2.75rem; min-height: 2.75rem; }
.maplibregl-ctrl-attrib { color: #17202a; }
.maplibregl-ctrl-attrib a { color: #123f65; }
.map-tooltip {
  position: absolute;
  z-index: 6;
  display: grid;
  gap: 0.125rem;
  max-width: 15rem;
  padding: var(--space-2) var(--space-3);
  pointer-events: none;
  background: rgb(12 26 43 / 96%);
  border: 1px solid var(--color-night-700);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-soft);
  font-size: 0.8125rem;
}
.map-tooltip[hidden] { display: none; }
.map-tooltip span { color: var(--color-muted); }
.map-legend {
  position: absolute;
  z-index: 4;
  right: var(--space-4);
  bottom: 4rem;
  width: 11rem;
  padding: var(--space-3);
  background: rgb(12 26 43 / 92%);
  border: 1px solid var(--color-night-700);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
}
.map-legend p { margin: 0; }
.map-legend__title { margin-bottom: var(--space-2); font-weight: 750; letter-spacing: 0.02em; }
/* Paradas idênticas à escala térmica de apps/core/demo.py (ADR 0008). */
.map-legend__scale {
  height: 0.5rem;
  border-radius: 999px;
  background: linear-gradient(90deg, #38bdf8, #fbbf24, #f97316, #e11d48);
}
.map-legend__labels { display: flex; justify-content: space-between; margin-top: var(--space-1); color: var(--color-muted); }
.map-legend__nodata { display: flex; align-items: center; gap: var(--space-2); margin-top: var(--space-2); color: var(--color-muted); }
.map-legend__swatch {
  width: 0.875rem;
  height: 0.875rem;
  background: var(--color-night-800);
  border: 1px dashed var(--color-muted);
  border-radius: 0.125rem;
}
.demo-status { margin-top: var(--space-2); color: var(--color-danger); }
.demo-status[hidden] { display: none; }
.timeline {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: auto minmax(20rem, 1fr);
  align-items: center;
  gap: var(--space-6);
  min-height: 7rem;
  padding: var(--space-3) var(--space-6);
  background: var(--color-night-900);
  border-top: 1px solid var(--color-night-700);
}
.timeline__heading { display: flex; align-items: center; gap: var(--space-4); }
.timeline .eyebrow { margin-bottom: var(--space-1); }
.timeline__date { display: block; min-width: 11rem; font-weight: 750; }
.timeline__controls { display: flex; align-items: center; gap: var(--space-2); }
.timeline__controls .icon-button:disabled { color: var(--color-muted); opacity: 0.45; }
.timeline__speed { display: grid; gap: var(--space-1); color: var(--color-muted); font-size: 0.75rem; }
.timeline__speed select { min-height: 2.25rem; padding-block: var(--space-1); }
.timeline__range { flex: 1 1 auto; min-width: 8rem; }
.timeline__range input { min-height: auto; padding: 0; accent-color: var(--color-sun-400); }
.timeline__bounds { display: flex; justify-content: space-between; color: var(--color-muted); font-size: 0.7rem; }

@media (max-width: 47.99rem) {
  .app-page { overflow: auto; }
  .drawer-active { overflow: hidden; }
  .app-shell { display: block; min-height: 100dvh; }
  .app-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(20rem, calc(100vw - 3rem));
    height: 100dvh;
    box-shadow: var(--shadow-soft);
    transform: translateX(-105%);
    transition: transform 180ms ease;
  }
  .sidebar-open .app-sidebar { transform: translateX(0); }
  .sidebar__close, .sidebar__toggle { display: inline-grid; }
  .sidebar-backdrop {
    position: fixed;
    z-index: 20;
    inset: 0;
    width: 100%;
    height: 100%;
    padding: 0;
    background: rgb(0 0 0 / 62%);
    border: 0;
    opacity: 0;
    pointer-events: none;
    transition: opacity 180ms ease;
  }
  .sidebar-open .sidebar-backdrop { display: block; opacity: 1; pointer-events: auto; }
  .app-main { min-height: 100dvh; height: auto; }
  .app-header { min-height: 4rem; padding-inline: var(--space-3); }
  .app-header .badge { display: none; }
  .workspace {
    min-height: 20rem;
    padding: var(--space-3);
  }
  .map-region { height: 18rem; }
  .map-legend { right: var(--space-3); bottom: 3.5rem; width: 9.5rem; padding: var(--space-2); font-size: 0.6875rem; }
  .timeline { grid-template-columns: 1fr; gap: var(--space-2); padding: var(--space-3); }
  .timeline__heading { justify-content: space-between; }
  .timeline__controls { flex-wrap: wrap; }
  .timeline__range { flex-basis: 100%; order: 2; }
}