/* ==========================================================================
   RandoTrack — Design tokens
   Paleta provisória (grafite/noite + acento alta-visibilidade).
   Ajustar aqui caso a inspeção da identidade visual do app aponte outras cores.
   ========================================================================== */
:root {
  --color-bg: #0a0d13;
  --color-bg-elevated: #12161f;
  --color-bg-elevated-2: #1a2029;
  --color-border: rgba(255, 255, 255, 0.09);
  --color-text: #f3f5f8;
  --color-text-muted: #9aa5b3;
  /* Verde derivado da cor de marca real do app (#1B4D3E, ver randotrack_theme.dart),
     clareado para ter contraste suficiente sobre fundo escuro. */
  --color-accent: #2fd897;
  --color-accent-hover: #4de6ac;
  --color-accent-contrast: #04140d;
  --color-accent-2: #ffb454;
  --color-focus: #6fd3ff;

  --font-display: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;

  --container-max: 72rem;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --shadow-card: 0 20px 40px -20px rgba(0, 0, 0, 0.6);
  --transition-base: 200ms ease;
}

/* ==========================================================================
   Reset mínimo
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 var(--space-2);
  letter-spacing: -0.01em;
}

p {
  margin: 0 0 var(--space-2);
  color: var(--color-text-muted);
}

ul {
  margin: 0;
  padding: 0;
}

button {
  font: inherit;
}

/* ==========================================================================
   Acessibilidade
   ========================================================================== */
:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: var(--space-2);
  top: -60px;
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  z-index: 1000;
  transition: top var(--transition-base);
}

.skip-link:focus {
  top: var(--space-2);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ==========================================================================
   Layout utilitário
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.section {
  padding-block: var(--space-6);
}

.section-head {
  max-width: 40rem;
  margin-bottom: var(--space-4);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-2);
  margin-bottom: var(--space-1);
}

/* ==========================================================================
   Cabeçalho / navegação
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 13, 19, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.25rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--color-text);
}

.brand-mark {
  width: 1.55rem;
  height: 1.55rem;
  flex-shrink: 0;
}

.brand-accent {
  color: var(--color-accent);
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  cursor: pointer;
}

.nav-toggle svg {
  width: 1.35rem;
  height: 1.35rem;
}

.main-nav {
  position: fixed;
  inset: 4.25rem 0 0 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: var(--space-3);
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
}

.main-nav.is-open {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
  pointer-events: auto;
}

.main-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.main-nav a {
  display: block;
  padding: var(--space-2) var(--space-1);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 1.1rem;
  border-bottom: 1px solid var(--color-border);
}

.main-nav a[aria-current="page"] {
  color: var(--color-accent);
}

@media (min-width: 56rem) {
  .nav-toggle {
    display: none;
  }

  .main-nav {
    position: static;
    inset: auto;
    background: transparent;
    border-top: none;
    padding: 0;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }

  .main-nav ul {
    flex-direction: row;
    align-items: center;
    gap: var(--space-4);
  }

  .main-nav a {
    padding: 0.35rem 0;
    border-bottom: 2px solid transparent;
    font-size: 0.95rem;
  }

  .main-nav a:hover,
  .main-nav a[aria-current="page"] {
    border-bottom-color: var(--color-accent);
  }
}

/* ==========================================================================
   Botões
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--transition-base), background var(--transition-base), border-color var(--transition-base);
}

.btn:hover {
  transform: translateY(-2px);
}

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

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

.btn-secondary {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn-secondary:hover {
  border-color: var(--color-accent-2);
  color: var(--color-accent-2);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-6) var(--space-5);
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 32rem;
  background: radial-gradient(circle at 30% 20%, rgba(47, 216, 151, 0.16), transparent 60%),
    radial-gradient(circle at 80% 0%, rgba(255, 180, 84, 0.13), transparent 55%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4rem;
  background: linear-gradient(to bottom, transparent, var(--color-bg));
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 64rem) {
  .hero {
    padding-block: var(--space-6) var(--space-4);
  }

  .hero + .section {
    padding-top: var(--space-4);
  }
}

.hero-copy h1 {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  max-width: 22ch;
}

.hero-copy .lede {
  font-size: 1.1rem;
  max-width: 42ch;
  color: var(--color-text-muted);
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--color-bg-elevated), var(--color-bg));
  padding: var(--space-3);
  box-shadow: var(--shadow-card);
}

/* ==========================================================================
   Hero — mapa cartográfico real (MapLibre GL JS + PMTiles self-hosted,
   dados OpenStreetMap). Decorativo, não interativo, zoom fixo. Ver motion.js
   (initHeroMap) — carregado sob demanda quando o painel entra na viewport.
   ========================================================================== */
.hero-map-canvas {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: calc(var(--radius-lg) - 4px);
  background: linear-gradient(160deg, var(--color-bg-elevated), var(--color-bg));
}

.hero-map-gl {
  /* Não declarar "position" aqui: o próprio maplibre-gl.css define
     ".maplibregl-map { position: relative }" nesse mesmo elemento (ele tem
     as duas classes) e, como esse CSS é injetado depois de main.css, vence
     no cascade — um "position: absolute; inset: 0" daria empate perdido e
     colapsaria o container para height:0 (causa raiz de um bug já visto:
     mapa com buffer/canvas correto porém container com altura zero). */
  width: 100%;
  height: 100%;
}

.hero-map-gl .maplibregl-canvas {
  outline: none;
}

/* maplibre-gl.css é injetado depois de main.css e define
   ".maplibregl-ctrl-attrib.maplibregl-compact { background:#fff; color:#000 }"
   com a mesma especificidade (2 classes) — por ordem de origem, a regra dele
   vence a nossa. Por isso os seletores abaixo entram com mais classes
   (especificidade maior), não dependendo de ordem no cascade. */
.hero-map-gl .maplibregl-ctrl-attrib,
.hero-map-gl .maplibregl-ctrl-attrib.maplibregl-compact,
.hero-map-gl .maplibregl-ctrl-attrib.maplibregl-compact-show {
  background: rgba(10, 13, 19, 0.72);
  color: var(--color-text-muted);
  font-size: 10px;
  line-height: 1.4;
  border-radius: 10px;
}

.hero-map-gl .maplibregl-ctrl-attrib a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.hero-map-gl .maplibregl-ctrl-attrib a:hover,
.hero-map-gl .maplibregl-ctrl-attrib a:focus {
  color: var(--color-text);
  text-decoration: underline;
}

.hero-map-gl .maplibregl-ctrl-attrib.maplibregl-compact {
  margin: 8px;
}

.hero-map-gl .maplibregl-ctrl-attrib-button,
.hero-map-gl .maplibregl-ctrl-attrib.maplibregl-compact .maplibregl-ctrl-attrib-button,
.hero-map-gl .maplibregl-ctrl-attrib.maplibregl-compact-show .maplibregl-ctrl-attrib-button {
  background-color: rgba(255, 255, 255, 0.1);
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' fill='%239aa5b3' fill-rule='evenodd' viewBox='0 0 20 20'%3E%3Cpath d='M4 10a6 6 0 1 0 12 0 6 6 0 1 0-12 0m5-3a1 1 0 1 0 2 0 1 1 0 1 0-2 0m0 3a1 1 0 1 1 2 0v3a1 1 0 1 1-2 0'/%3E%3C/svg%3E");
}

.hero-map-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 30% 10%, transparent 45%, rgba(10, 13, 19, 0.55) 100%),
    linear-gradient(180deg, rgba(10, 13, 19, 0.25), transparent 22%, transparent 78%, rgba(10, 13, 19, 0.35));
}

/* Rótulos de lugares (nomes geográficos reais) — divs posicionados via
   map.project(), não uma symbol layer, para evitar carregar glyphs/fontes. */
.hero-map-label {
  position: absolute;
  transform: translate(-50%, -140%);
  font-family: var(--font-body);
  font-size: 0.6rem;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
  opacity: 0.6;
  white-space: nowrap;
  pointer-events: none;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
}

.hero-map-label.is-hamlet {
  font-size: 0.55rem;
  opacity: 0.42;
}

@media (min-width: 64rem) {
  .hero .container {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }
}

/* ==========================================================================
   Cards de recursos
   ========================================================================== */
.card-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
}

@media (min-width: 40rem) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64rem) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.card-icon {
  width: 2.75rem;
  height: 2.75rem;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  background: rgba(47, 216, 151, 0.14);
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.card-icon svg {
  width: 1.4rem;
  height: 1.4rem;
}

.card h3 {
  font-size: 1.05rem;
}

.card p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* ==========================================================================
   Faixa de integração / destaque
   ========================================================================== */
.panel {
  background: linear-gradient(155deg, var(--color-bg-elevated-2), var(--color-bg-elevated));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.panel-grid {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 56rem) {
  .panel-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

/* ==========================================================================
   Rodapé
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-4);
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  gap: var(--space-3);
}

@media (min-width: 40rem) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.footer-grid h4 {
  color: var(--color-text);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  text-decoration: none;
  color: var(--color-text-muted);
}

.footer-links a:hover {
  color: var(--color-accent-2);
}

.footer-bottom {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: space-between;
}

/* ==========================================================================
   Páginas de conteúdo (privacidade, suporte, termos)
   ========================================================================== */
.page-header {
  padding-block: var(--space-5) var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.page-header .eyebrow {
  margin-bottom: var(--space-1);
}

.draft-notice {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  background: rgba(255, 180, 84, 0.1);
  border: 1px solid rgba(255, 180, 84, 0.4);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-4);
  font-size: 0.9rem;
}

.draft-notice strong {
  color: var(--color-accent-2);
}

.legal-content {
  max-width: 46rem;
}

.legal-content h2 {
  font-size: 1.35rem;
  margin-top: var(--space-4);
}

.legal-content h3 {
  font-size: 1.05rem;
  margin-top: var(--space-3);
}

.legal-content ul {
  list-style: disc;
  padding-left: 1.25rem;
  margin-bottom: var(--space-2);
}

.legal-content li {
  color: var(--color-text-muted);
  margin-bottom: 0.4rem;
}

.toc {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  margin-bottom: var(--space-4);
}

.toc h2 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.toc ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.toc a {
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.9rem;
}

.toc a:hover {
  color: var(--color-accent-2);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-2);
}

.faq-item summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  padding-block: 0.25rem;
}

.faq-item p {
  margin-top: var(--space-1);
}

.contact-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  margin-bottom: var(--space-4);
}

.contact-card a {
  color: var(--color-accent-2);
  font-weight: 600;
  text-decoration: none;
}

.contact-card a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   Motion design — utilitários compartilhados
   ========================================================================== */
.pulse-dot {
  position: relative;
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

.pulse-dot::after {
  content: "";
  position: absolute;
  inset: -0.35rem;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.45;
  animation: pulse-ring 1.8s ease-out infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.5);
    opacity: 0.5;
  }
  100% {
    transform: scale(1.9);
    opacity: 0;
  }
}

.gps-live-badge {
  position: absolute;
  top: var(--space-2);
  left: var(--space-2);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  background: rgba(10, 13, 19, 0.7);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(6px);
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--color-text);
}

/* Reveal ao rolar a página */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease var(--reveal-delay, 0ms), transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

[data-reveal="scale"] {
  transform: translateY(18px) scale(0.96);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Parallax sutil do glow do hero */
.hero::before {
  transform: translateY(var(--parallax-y, 0px));
  will-change: transform;
}

/* ==========================================================================
   Hero — GPS ao vivo
   ========================================================================== */
.hero-visual {
  position: relative;
}

.checkpoint {
  position: absolute;
  width: 0;
  height: 0;
}

.checkpoint .cp-halo,
.checkpoint .cp-core {
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
  box-sizing: border-box;
}

.checkpoint .cp-halo {
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  border: 2px solid var(--color-accent-2);
  opacity: 0;
}

.checkpoint.is-pulsing .cp-halo {
  animation: cp-ping 0.75s ease-out forwards;
}

.checkpoint .cp-core {
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  background: var(--color-bg-elevated-2);
  border: 2px solid var(--color-accent-2);
  transition: background 0.35s ease, border-color 0.35s ease;
}

.checkpoint.is-confirmed .cp-core {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

@keyframes cp-ping {
  from {
    opacity: 0.85;
    transform: scale(1);
  }
  to {
    opacity: 0;
    transform: scale(2.8);
  }
}

.gps-marker {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
}

.gps-marker-core,
.gps-marker-halo {
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
  box-sizing: border-box;
}

.gps-marker-core {
  width: 10px;
  height: 10px;
  margin: -5px 0 0 -5px;
  background: var(--color-accent);
}

.gps-marker-halo {
  width: 22px;
  height: 22px;
  margin: -11px 0 0 -11px;
  border: 2px solid var(--color-accent);
  opacity: 0.5;
  animation: marker-breathe 1.6s ease-in-out infinite;
}

@keyframes marker-breathe {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.55;
  }
  50% {
    transform: scale(1.7);
    opacity: 0.12;
  }
}

.hero-telemetry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border);
}

.telemetry-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.telemetry-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.telemetry-value {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}

.no-js .gps-marker,
.no-js .gps-live-badge,
.no-js .hero-map-gl {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .checkpoint .cp-core {
    background: var(--color-accent);
    border-color: var(--color-accent);
  }
  .gps-marker,
  .gps-live-badge {
    display: none;
  }
}

/* ==========================================================================
   Microinterações — cards e botões
   ========================================================================== */
.card {
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.card:hover,
.card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(47, 216, 151, 0.35);
  box-shadow: 0 20px 45px -25px rgba(47, 216, 151, 0.4);
}

.card-icon {
  transition: transform var(--transition-base), background var(--transition-base);
}

.card:hover .card-icon,
.card:focus-within .card-icon {
  transform: scale(1.08);
}

.btn-primary {
  box-shadow: 0 0 0 0 rgba(47, 216, 151, 0);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 10px 30px -10px rgba(47, 216, 151, 0.55);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  box-shadow: 0 10px 30px -12px rgba(255, 180, 84, 0.35);
}

/* ==========================================================================
   Diagrama vivo — Como funciona
   ========================================================================== */
.flow-diagram {
  --flow-cycle: 12s;
  margin-bottom: var(--space-4);
  padding: var(--space-4) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--color-bg-elevated), var(--color-bg));
}

.flow-scroll {
  overflow-x: auto;
  padding-bottom: 0.25rem;
  scrollbar-width: thin;
  -webkit-mask-image: linear-gradient(to right, transparent, black 24px, black calc(100% - 24px), transparent);
  mask-image: linear-gradient(to right, transparent, black 24px, black calc(100% - 24px), transparent);
}

@media (min-width: 56rem) {
  .flow-scroll {
    overflow: visible;
    -webkit-mask-image: none;
    mask-image: none;
  }
}

.flow-track {
  display: flex;
  align-items: center;
  min-width: 42rem;
}

@media (min-width: 56rem) {
  .flow-track {
    min-width: 0;
  }
}

.flow-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  flex: 0 0 auto;
  width: 6.5rem;
  text-align: center;
}

.flow-icon {
  position: relative;
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-bg-elevated-2);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  animation-duration: var(--flow-cycle);
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-play-state: paused;
}

.flow-icon svg {
  width: 1.35rem;
  height: 1.35rem;
}

.flow-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

[data-flow-node="gps"] .flow-icon {
  animation-name: flow-node-pulse;
  animation-delay: 0s;
}

[data-flow-node="checkpoint"] .flow-icon {
  animation-name: flow-node-pulse;
  animation-delay: calc(var(--flow-cycle) * 0.16);
}

[data-flow-node="storage"] .flow-icon {
  animation-name: flow-node-glow-hold;
  animation-delay: calc(var(--flow-cycle) * 0.16);
}

[data-flow-node="server"] .flow-icon {
  animation-name: flow-node-pulse;
  animation-delay: calc(var(--flow-cycle) * 0.88);
}

@keyframes flow-node-pulse {
  0%,
  4% {
    color: var(--color-text-muted);
    border-color: var(--color-border);
    box-shadow: none;
  }
  6% {
    color: var(--color-accent);
    border-color: var(--color-accent);
    box-shadow: 0 0 0 6px rgba(47, 216, 151, 0.12);
  }
  14%,
  100% {
    color: var(--color-text-muted);
    border-color: var(--color-border);
    box-shadow: none;
  }
}

@keyframes flow-node-glow-hold {
  0%,
  4% {
    color: var(--color-text-muted);
    border-color: var(--color-border);
  }
  8%,
  40% {
    color: var(--color-accent-2);
    border-color: rgba(255, 180, 84, 0.5);
  }
  46%,
  100% {
    color: var(--color-text-muted);
    border-color: var(--color-border);
  }
}

.flow-pending-dots {
  position: absolute;
  top: -8px;
  right: -10px;
  width: 26px;
  height: 24px;
  opacity: 0;
  pointer-events: none;
  animation: flow-pending-visibility var(--flow-cycle) linear infinite;
  animation-play-state: paused;
}

.flow-pending-dot {
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent-2);
  box-shadow: 0 0 6px 1px rgba(255, 180, 84, 0.5);
  opacity: 0;
  transform: scale(0.4);
  animation: flow-pending-dot-in var(--flow-cycle) ease-out infinite;
  animation-play-state: paused;
}

.flow-pending-dot:nth-child(1) {
  top: 0;
  left: 2px;
  animation-delay: calc(var(--flow-cycle) * 0.19);
}

.flow-pending-dot:nth-child(2) {
  top: 2px;
  left: 15px;
  animation-delay: calc(var(--flow-cycle) * 0.26);
}

.flow-pending-dot:nth-child(3) {
  top: 13px;
  left: 0;
  animation-delay: calc(var(--flow-cycle) * 0.33);
}

.flow-pending-dot:nth-child(4) {
  top: 14px;
  left: 16px;
  animation-delay: calc(var(--flow-cycle) * 0.4);
}

@keyframes flow-pending-visibility {
  0%,
  15% {
    opacity: 0;
  }
  17%,
  56% {
    opacity: 1;
  }
  60%,
  100% {
    opacity: 0;
  }
}

@keyframes flow-pending-dot-in {
  0% {
    opacity: 0;
    transform: scale(0.4);
  }
  6% {
    opacity: 1;
    transform: scale(1);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.flow-check {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--color-bg-elevated-2);
  color: var(--color-accent);
  opacity: 0;
  transform: scale(0.5);
  animation: flow-check-pop var(--flow-cycle) ease-out infinite;
  animation-delay: calc(var(--flow-cycle) * 0.165);
  animation-play-state: paused;
}

.flow-check svg {
  width: 1.1rem;
  height: 1.1rem;
}

@keyframes flow-check-pop {
  0%,
  1% {
    opacity: 0;
    transform: scale(0.5);
  }
  4% {
    opacity: 1;
    transform: scale(1.15);
  }
  9% {
    opacity: 1;
    transform: scale(1);
  }
  16%,
  100% {
    opacity: 0;
    transform: scale(0.8);
  }
}

.flow-connector {
  position: relative;
  flex: 1 1 auto;
  min-width: 2.5rem;
  height: 2px;
  background: var(--color-border);
  margin-inline: -0.25rem;
}

.flow-connector.is-offline {
  background: repeating-linear-gradient(to right, var(--color-border) 0 6px, transparent 6px 12px);
}

.flow-packet {
  position: absolute;
  top: 50%;
  left: 0;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 10px 1px rgba(47, 216, 151, 0.6);
  opacity: 0;
  animation: flow-packet-move var(--flow-cycle) linear infinite;
  animation-play-state: paused;
}

.flow-packet-gps-b {
  animation-delay: calc(var(--flow-cycle) * 0.025);
}

.flow-packet-gps-c {
  animation-delay: calc(var(--flow-cycle) * 0.05);
}

.flow-packet-sync-a {
  animation-delay: calc(var(--flow-cycle) * 0.58);
}

.flow-packet-sync-b {
  animation-delay: calc(var(--flow-cycle) * 0.66);
}

.flow-packet-sync-c {
  animation-delay: calc(var(--flow-cycle) * 0.74);
}

@keyframes flow-packet-move {
  0%,
  3% {
    opacity: 0;
    transform: translateX(0);
  }
  4% {
    opacity: 1;
  }
  16% {
    opacity: 1;
    transform: translateX(calc(100% - 8px));
  }
  18%,
  100% {
    opacity: 0;
    transform: translateX(calc(100% - 8px));
  }
}

.flow-signal-off,
.flow-signal-on {
  position: absolute;
  top: -1.7rem;
  left: 50%;
  transform: translateX(-50%);
  width: 1.1rem;
  height: 1.1rem;
  opacity: 0;
  animation-duration: var(--flow-cycle);
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-play-state: paused;
}

.flow-signal-off {
  animation-name: flow-signal-off-visibility;
  color: #ff8a8a;
}

.flow-signal-on {
  animation-name: flow-signal-on-visibility;
  color: var(--color-accent);
}

@keyframes flow-signal-off-visibility {
  0%,
  15% {
    opacity: 0;
  }
  18%,
  55% {
    opacity: 1;
  }
  58%,
  100% {
    opacity: 0;
  }
}

@keyframes flow-signal-on-visibility {
  0%,
  58% {
    opacity: 0;
  }
  61%,
  100% {
    opacity: 1;
  }
}

.flow-status {
  position: relative;
  margin: var(--space-3) 0 0;
  min-height: 1.3em;
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.flow-status-phase {
  position: absolute;
  inset: 0;
  opacity: 0;
  animation-duration: var(--flow-cycle);
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-play-state: paused;
}

.flow-status-phase[data-phase="gps"] {
  animation-name: flow-status-gps;
  animation-delay: 0s;
}

.flow-status-phase[data-phase="checkpoint"] {
  animation-name: flow-status-checkpoint;
  animation-delay: calc(var(--flow-cycle) * 0.14);
}

.flow-status-phase[data-phase="offline"] {
  animation-name: flow-status-offline;
  animation-delay: calc(var(--flow-cycle) * 0.18);
}

.flow-status-phase[data-phase="sync"] {
  animation-name: flow-status-sync;
  animation-delay: calc(var(--flow-cycle) * 0.58);
}

.flow-status-phase[data-phase="done"] {
  animation-name: flow-status-done;
  animation-delay: calc(var(--flow-cycle) * 0.9);
}

.flow-status-static {
  display: none;
}

@keyframes flow-status-gps {
  0%,
  2% {
    opacity: 0;
  }
  4%,
  12% {
    opacity: 1;
  }
  14%,
  100% {
    opacity: 0;
  }
}

@keyframes flow-status-checkpoint {
  0%,
  1% {
    opacity: 0;
  }
  3%,
  3.5% {
    opacity: 1;
  }
  4%,
  100% {
    opacity: 0;
  }
}

@keyframes flow-status-offline {
  0%,
  2% {
    opacity: 0;
  }
  4%,
  38% {
    opacity: 1;
  }
  40%,
  100% {
    opacity: 0;
  }
}

@keyframes flow-status-sync {
  0%,
  2% {
    opacity: 0;
  }
  4%,
  30% {
    opacity: 1;
  }
  32%,
  100% {
    opacity: 0;
  }
}

@keyframes flow-status-done {
  0%,
  3% {
    opacity: 0;
  }
  5%,
  8% {
    opacity: 1;
  }
  10%,
  100% {
    opacity: 0;
  }
}

.flow-diagram.in-view .flow-icon,
.flow-diagram.in-view .flow-packet,
.flow-diagram.in-view .flow-signal-off,
.flow-diagram.in-view .flow-signal-on,
.flow-diagram.in-view .flow-pending-dots,
.flow-diagram.in-view .flow-pending-dot,
.flow-diagram.in-view .flow-check,
.flow-diagram.in-view .flow-status-phase {
  animation-play-state: running;
}

@media (prefers-reduced-motion: reduce) {
  .flow-icon,
  .flow-packet,
  .flow-signal-off,
  .flow-signal-on,
  .flow-pending-dots,
  .flow-pending-dot,
  .flow-check,
  .flow-status-phase {
    animation: none !important;
  }
  .flow-icon {
    color: var(--color-accent) !important;
    border-color: rgba(47, 216, 151, 0.4) !important;
    box-shadow: none !important;
  }
  .flow-signal-on {
    opacity: 1;
  }
  .flow-signal-off,
  .flow-pending-dots,
  .flow-check {
    opacity: 0;
  }
  .flow-status-phase {
    opacity: 0;
  }
  .flow-status-static {
    display: block;
  }
}

/* ==========================================================================
   Mockup de smartphone — app em ação
   ========================================================================== */
.phone-section {
  border-bottom: 1px solid var(--color-border);
}

.phone-grid {
  display: grid;
  gap: var(--space-4);
  align-items: center;
}

@media (min-width: 60rem) {
  .phone-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.phone-copy h2 {
  max-width: 20ch;
}

.phone-copy p {
  max-width: 36ch;
}

.phone-mockup {
  display: flex;
  justify-content: center;
}

.phone-frame {
  position: relative;
  width: 13.5rem;
  aspect-ratio: 9 / 19.5;
  border-radius: 2.4rem;
  padding: 0.6rem;
  background: linear-gradient(160deg, var(--color-bg-elevated-2), var(--color-bg-elevated));
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.phone-notch {
  position: absolute;
  top: 0.6rem;
  left: 50%;
  transform: translateX(-50%);
  width: 2.6rem;
  height: 0.4rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.5);
  z-index: 2;
}

.phone-screen {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 1.9rem;
  background: radial-gradient(circle at 30% 0%, rgba(47, 216, 151, 0.14), transparent 55%), var(--color-bg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.phone-statusbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 0.85rem 0.4rem;
}

.phone-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  font-family: var(--font-display);
  font-size: 0.62rem;
  letter-spacing: 0.03em;
  color: var(--color-text);
}

.phone-pill-sync {
  transition: color 0.3s ease;
}

.phone-pill-sync.is-pending {
  color: var(--color-accent-2);
}

.phone-route-svg {
  flex: 1;
  width: 100%;
  height: auto;
}

.phone-route-path {
  fill: none;
  stroke: var(--color-border);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.phone-route-progress {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
}

.phone-checkpoint circle {
  fill: var(--color-bg-elevated-2);
  stroke: var(--color-border);
  stroke-width: 2;
  transition: fill 0.3s ease, stroke 0.3s ease;
}

.phone-checkpoint.is-confirmed circle {
  fill: var(--color-accent);
  stroke: var(--color-accent);
}

.phone-marker {
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
}

.phone-marker-core {
  fill: var(--color-accent);
}

.phone-marker-halo {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 2;
  opacity: 0.5;
  animation: marker-breathe 1.6s ease-in-out infinite;
  transform-box: fill-box;
  transform-origin: center;
}

.phone-toast {
  position: absolute;
  left: 50%;
  bottom: 0.9rem;
  transform: translate(-50%, 8px);
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: rgba(47, 216, 151, 0.14);
  border: 1px solid rgba(47, 216, 151, 0.4);
  color: var(--color-accent);
  font-size: 0.68rem;
  font-family: var(--font-display);
  opacity: 0;
  transition: opacity 0.4s ease, transform 0.4s ease;
  white-space: nowrap;
}

.phone-toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.no-js .phone-marker {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .phone-marker {
    display: none;
  }
}