/* ============================================
   Melhor em Casa — Visualizações
   ============================================ */

/* ---------- Reset & Variables ---------- */
:root {
  --bg: #f8f9fa;
  --bg-card: #ffffff;
  --text: #1a1a2e;
  --text-muted: #6c757d;
  --accent: #0056b3;
  --accent-light: #e8f0fe;
  --border: #dee2e6;
  --shadow: 0 2px 8px rgba(0,0,0,.08);
  --radius: 10px;
  --nav-bg: #ffffff;
  --hero-bg: linear-gradient(135deg, #0056b3 0%, #003d82 100%);
  --hero-text: #ffffff;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition: .25s ease;
}



*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  transition: background var(--transition), color var(--transition);
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 { line-height: 1.3; font-weight: 700; }

h1 { font-size: 2.2rem; }
h2 { font-size: 1.6rem; margin-bottom: .8rem; }
h3 { font-size: 1.25rem; margin-bottom: .5rem; }

p { margin-bottom: 1rem; }

a { color: var(--accent); text-decoration: none; transition: opacity var(--transition); }
a:hover { opacity: .8; }

/* ---------- Navigation ---------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .8rem 2rem;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.navbar .logo {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: .5rem;
}

.navbar .logo svg {
  width: 26px;
  height: 26px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: .25rem;
  align-items: center;
}

.nav-links a {
  padding: .45rem 1rem;
  border-radius: 6px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--text);
  transition: background var(--transition), color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  background: var(--accent-light);
  color: var(--accent);
  opacity: 1;
}



/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text);
  cursor: pointer;
}

/* ---------- Hero Section ---------- */
.hero {
  background: var(--hero-bg);
  color: var(--hero-text);
  padding: 4rem 2rem 3rem;
  text-align: center;
}

.hero h1 {
  font-size: 2.4rem;
  margin-bottom: .6rem;
}

.hero p {
  font-size: 1.1rem;
  opacity: .9;
  max-width: 720px;
  margin: 0 auto 1.5rem;
}

.hero-badges {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(255,255,255,.15);
  padding: .4rem 1rem;
  border-radius: 20px;
  font-size: .85rem;
  font-weight: 500;
  backdrop-filter: blur(4px);
}

/* ---------- KPI Cards ---------- */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.2rem;
  max-width: 1100px;
  margin: -2rem auto 2rem;
  padding: 0 2rem;
  position: relative;
  z-index: 10;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.kpi-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,0,0,.12);
}

.kpi-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}

.kpi-label {
  font-size: .85rem;
  color: var(--text-muted);
  margin-top: .3rem;
}

/* ---------- Container / Section ---------- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
}

.section-header {
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--accent);
  padding-bottom: .5rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: .95rem;
  margin-top: .3rem;
}

/* ---------- Cards & Grid ---------- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,0,0,.12);
}

.card img {
  width: 100%;
  height: auto;
  display: block;
  cursor: pointer;
  transition: opacity var(--transition);
}

.card img:hover { opacity: .9; }

.card-body {
  padding: 1rem 1.2rem;
}

.card-body h3 {
  font-size: 1rem;
  margin-bottom: .3rem;
}

.card-body p {
  font-size: .85rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* Full width card */
.card-full {
  grid-column: 1 / -1;
}

/* ---------- Tables ---------- */
.table-wrapper {
  overflow-x: auto;
  margin-bottom: 1.5rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
}

thead th {
  background: var(--accent);
  color: #fff;
  padding: .7rem 1rem;
  text-align: left;
  font-weight: 600;
  white-space: nowrap;
}

tbody td {
  padding: .6rem 1rem;
  border-bottom: 1px solid var(--border);
}

tbody tr:hover {
  background: var(--accent-light);
}

/* ---------- State Selector ---------- */
.state-selector {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.state-selector label {
  font-weight: 600;
  white-space: nowrap;
}

.state-selector select {
  padding: .5rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  font-size: .95rem;
  cursor: pointer;
  min-width: 200px;
}

/* ---------- Info box ---------- */
.info-box {
  background: var(--accent-light);
  border-left: 4px solid var(--accent);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1rem 0;
  font-size: .9rem;
  line-height: 1.8;
}

.info-box strong {
  color: var(--accent);
}

/* Bold text in main content uses accent color */
main strong {
  color: var(--accent);
}

/* ---------- Iframe wrapper ---------- */
.iframe-wrapper {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 60%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
}

.iframe-wrapper iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* Iframe expand/fullscreen button */
.iframe-expand {
  position: absolute;
  top: .6rem;
  right: .6rem;
  z-index: 10;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 8px;
  background: rgba(0,0,0,.55);
  color: #fff;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition), background var(--transition);
  backdrop-filter: blur(4px);
}

.iframe-wrapper:hover .iframe-expand {
  opacity: 1;
}

.iframe-expand:hover {
  background: rgba(0,0,0,.75);
}

/* Iframe fullscreen mode (CSS modal approach) */
.iframe-wrapper.iframe-fullscreen {
  position: fixed;
  inset: 0;
  z-index: 9998;
  width: 100vw;
  height: 100vh;
  padding-bottom: 0 !important;
  overflow: visible !important;
  border: none;
  border-radius: 0;
  margin: 0;
  box-shadow: none;
}

.iframe-wrapper.iframe-fullscreen .iframe-expand {
  opacity: 1;
  top: 1rem;
  right: 1rem;
  width: 42px;
  height: 42px;
  font-size: 1.3rem;
  background: rgba(0,0,0,.7);
}

.iframe-wrapper.iframe-fullscreen iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* ---------- Lightbox / Image Viewer ---------- */
.lightbox-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,.92);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 0;
  user-select: none;
  -webkit-user-select: none;
}

.lightbox-overlay.active {
  display: flex;
}

/* Toolbar */
.lb-toolbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: .3rem;
  padding: .6rem 1rem;
  background: linear-gradient(180deg, rgba(0,0,0,.6) 0%, transparent 100%);
  z-index: 10;
}

.lb-toolbar button {
  background: rgba(255,255,255,.12);
  border: none;
  color: #fff;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
  backdrop-filter: blur(4px);
}

.lb-toolbar button:hover {
  background: rgba(255,255,255,.25);
}

.lb-zoom-level {
  color: rgba(255,255,255,.7);
  font-size: .78rem;
  font-weight: 600;
  min-width: 3.5rem;
  text-align: center;
  font-family: var(--font);
}

/* Image container */
.lb-img-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  overflow: hidden;
  cursor: grab;
  position: relative;
}

.lb-img-container.dragging {
  cursor: grabbing;
}

.lb-img-container img {
  max-width: 95%;
  max-height: 90vh;
  border-radius: 6px;
  transform-origin: center center;
  transition: transform .15s ease;
  pointer-events: none;
}

.lb-img-container img.no-transition {
  transition: none;
}

/* Hint overlay */
.lb-hint {
  position: absolute;
  bottom: 1.2rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,.6);
  color: rgba(255,255,255,.7);
  padding: .4rem 1rem;
  border-radius: 20px;
  font-size: .75rem;
  pointer-events: none;
  opacity: 1;
  transition: opacity .5s ease;
  backdrop-filter: blur(4px);
}

.lb-hint.hidden {
  opacity: 0;
}

/* Card image hover indicator */
.card img {
  position: relative;
}

.card .img-wrapper {
  position: relative;
  overflow: hidden;
}

.card .img-wrapper::after {
  content: '🔍';
  position: absolute;
  top: .6rem;
  right: .6rem;
  width: 30px;
  height: 30px;
  background: rgba(0,0,0,.5);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.card .img-wrapper:hover::after {
  opacity: 1;
}

/* ---------- Footer ---------- */
.footer {
  text-align: center;
  padding: 2rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: .85rem;
}

.footer a { font-weight: 600; }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .navbar {
    flex-wrap: wrap;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    padding-top: .8rem;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: .6rem 0;
  }

  .nav-toggle { display: block; }

  .hero h1 { font-size: 1.7rem; }

  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }

  .kpi-row {
    grid-template-columns: repeat(2, 1fr);
    margin-top: -1.5rem;
  }
}

@media (max-width: 480px) {
  .kpi-row {
    grid-template-columns: 1fr;
  }
}

/* ---------- Utility ---------- */
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* Scroll-to-top */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(0,0,0,.2);
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
}

/* State grid for estados page */
.state-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(55px, 1fr));
  gap: .5rem;
  margin-bottom: 1.5rem;
}

.state-btn {
  padding: .4rem;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-card);
  color: var(--text);
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.state-btn:hover,
.state-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* Methodology timeline */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: .5rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  padding-left: 1rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.75rem;
  top: .35rem;
  width: 14px;
  height: 14px;
  background: var(--accent);
  border-radius: 50%;
  border: 3px solid var(--bg);
}

.timeline-item h3 {
  color: var(--accent);
}

/* Tag/pill */
.tag {
  display: inline-block;
  background: var(--accent-light);
  color: var(--accent);
  padding: .2rem .7rem;
  border-radius: 12px;
  font-size: .78rem;
  font-weight: 600;
  margin-right: .3rem;
  margin-bottom: .3rem;
}