/* ==========================================================================
   Wanderley Barbosa Alino — ABA para Famílias TEA
   Design editorial profissional de saúde com calor humano
   ========================================================================== */

:root {
  /* Paleta da marca */
  --azul-mineral: #1E4E79;
  --azul-mineral-escuro: #16395a;
  --areia-quente: #C8844A;
  --verde-folha: #3D7A5C;
  --creme-claro: #F8F3EE;
  --grafite-solido: #2A2A2A;

  /* Derivados */
  --creme-card: #FFFFFF;
  --borda-suave: #E3DACE;
  --sombra-card: 0 2px 8px rgba(42, 42, 42, 0.08);
  --sombra-card-hover: 0 12px 28px rgba(30, 78, 121, 0.18);
  --texto-suave: #5a5a5a;

  /* Tipografia */
  --fonte-titulo: Georgia, 'Times New Roman', serif;
  --fonte-corpo: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Layout */
  --largura-sidebar: 240px;
  --raio: 10px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--fonte-corpo);
  color: var(--grafite-solido);
  background: var(--creme-claro);
  line-height: 1.65;
  font-size: 16px;
}

/* ==========================================================================
   Sidebar
   ========================================================================== */

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--largura-sidebar);
  height: 100vh;
  background: var(--azul-mineral-escuro);
  color: var(--creme-claro);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transition: transform 0.3s ease;
  box-shadow: 2px 0 12px rgba(0, 0, 0, 0.15);
}

.sidebar-brand {
  padding: 28px 24px 22px;
  border-bottom: 1px solid rgba(248, 243, 238, 0.12);
}

.sidebar-brand h2 {
  font-family: var(--fonte-titulo);
  font-size: 1.35rem;
  margin: 0 0 4px;
  color: var(--creme-claro);
  line-height: 1.2;
  border: none;
  padding: 0;
}

.sidebar-brand span {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--areia-quente);
  font-weight: 600;
}

.sidebar-nav {
  flex: 1;
  padding: 18px 0;
  overflow-y: auto;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  color: rgba(248, 243, 238, 0.82);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  border-left: 3px solid transparent;
  transition: all 0.2s ease;
}

.sidebar-nav a .nav-icon {
  font-size: 1.05rem;
  width: 22px;
  text-align: center;
}

.sidebar-nav a:hover {
  background: rgba(200, 132, 74, 0.16);
  color: var(--areia-quente);
  border-left-color: var(--areia-quente);
}

.sidebar-nav a.active {
  background: var(--areia-quente);
  color: #fff;
  border-left-color: #fff;
  font-weight: 600;
}

.sidebar-footer {
  padding: 18px 24px;
  font-size: 0.74rem;
  color: rgba(248, 243, 238, 0.55);
  border-top: 1px solid rgba(248, 243, 238, 0.12);
}

/* Sidebar toggle (mobile) */
.sidebar-toggle {
  display: none;
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 1100;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 8px;
  background: var(--azul-mineral);
  color: #fff;
  font-size: 1.3rem;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
  align-items: center;
  justify-content: center;
}

.sidebar-toggle:hover {
  background: var(--areia-quente);
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(22, 57, 90, 0.55);
  z-index: 999;
}

.sidebar-overlay.open {
  display: block;
}

/* ==========================================================================
   Main layout
   ========================================================================== */

.main-wrapper {
  margin-left: var(--largura-sidebar);
  min-height: 100vh;
  background: var(--creme-claro);
}

.main-content {
  max-width: 860px;
  margin: 0 auto;
  padding: 56px 48px 80px;
  background: var(--creme-claro);
}

/* ==========================================================================
   Typography
   ========================================================================== */

.main-content h1,
.main-content h2,
.main-content h3,
.main-content h4 {
  font-family: var(--fonte-titulo);
  line-height: 1.25;
  color: var(--grafite-solido);
}

.main-content h1 {
  font-size: 2.3rem;
  margin: 0 0 24px;
  padding-bottom: 14px;
  border-bottom: 3px solid var(--areia-quente);
  color: var(--azul-mineral);
}

.main-content h2 {
  font-size: 1.7rem;
  margin: 44px 0 16px;
  color: var(--azul-mineral);
}

.main-content h3 {
  font-size: 1.32rem;
  margin: 32px 0 12px;
  color: var(--verde-folha);
}

.main-content h4 {
  font-size: 1.1rem;
  margin: 24px 0 10px;
  color: var(--grafite-solido);
}

.main-content p {
  margin: 0 0 16px;
}

.main-content a {
  color: var(--azul-mineral);
  text-decoration: underline;
  text-decoration-color: var(--areia-quente);
  text-underline-offset: 2px;
}

.main-content a:hover {
  color: var(--areia-quente);
}

.main-content ul,
.main-content ol {
  margin: 0 0 18px;
  padding-left: 26px;
}

.main-content li {
  margin-bottom: 7px;
}

.main-content strong {
  color: var(--azul-mineral);
  font-weight: 700;
}

.main-content hr {
  border: none;
  border-top: 1px solid var(--borda-suave);
  margin: 36px 0;
}

/* Blockquote */
.main-content blockquote {
  margin: 22px 0;
  padding: 14px 22px;
  border-left: 4px solid var(--verde-folha);
  background: rgba(61, 122, 92, 0.07);
  border-radius: 0 var(--raio) var(--raio) 0;
  color: var(--texto-suave);
  font-style: italic;
}

.main-content blockquote p {
  margin: 0;
}

/* Code */
.main-content code {
  font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
  font-size: 0.88em;
  background: rgba(30, 78, 121, 0.08);
  color: var(--azul-mineral);
  padding: 2px 6px;
  border-radius: 5px;
}

.main-content pre {
  background: #2a2a2a;
  color: #f0eae2;
  padding: 18px 20px;
  border-radius: var(--raio);
  overflow-x: auto;
  margin: 20px 0;
  line-height: 1.5;
}

.main-content pre code {
  background: none;
  color: inherit;
  padding: 0;
  font-size: 0.86rem;
}

/* ==========================================================================
   Tables
   ========================================================================== */

.main-content table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 22px 0;
  border: 1px solid var(--borda-suave);
  border-radius: var(--raio);
  overflow: hidden;
  font-size: 0.94rem;
}

.main-content thead th {
  background: var(--azul-mineral);
  color: #fff;
  font-family: var(--fonte-corpo);
  font-weight: 600;
  text-align: left;
  padding: 12px 16px;
}

.main-content tbody td {
  padding: 11px 16px;
  border-top: 1px solid var(--borda-suave);
}

.main-content tbody tr:nth-child(even) {
  background: rgba(30, 78, 121, 0.04);
}

.main-content tbody tr:hover {
  background: rgba(200, 132, 74, 0.09);
}

/* ==========================================================================
   Toolbar
   ========================================================================== */

.toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.toolbar button,
.btn {
  font-family: var(--fonte-corpo);
  font-size: 0.88rem;
  font-weight: 600;
  background: var(--azul-mineral);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px 18px;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.1s ease;
}

.toolbar button:hover,
.btn:hover {
  background: var(--areia-quente);
}

.toolbar button:active,
.btn:active {
  transform: translateY(1px);
}

/* ==========================================================================
   Index: Hero + Cards
   ========================================================================== */

.hero {
  background: linear-gradient(135deg, var(--azul-mineral) 0%, var(--verde-folha) 100%);
  color: var(--creme-claro);
  padding: 72px 48px;
  border-radius: 0 0 var(--raio) var(--raio);
}

.hero h1 {
  font-family: var(--fonte-titulo);
  font-size: 2.8rem;
  margin: 0 0 14px;
  color: #fff;
  border: none;
  padding: 0;
  line-height: 1.15;
}

.hero .tagline {
  font-size: 1.2rem;
  max-width: 640px;
  color: rgba(248, 243, 238, 0.92);
  margin: 0;
  line-height: 1.5;
}

.intro {
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 48px 8px;
}

.intro p {
  font-size: 1.05rem;
  color: var(--texto-suave);
  margin: 0 0 14px;
}

.card-section {
  max-width: 860px;
  margin: 0 auto;
  padding: 24px 48px 16px;
}

.card-section h2 {
  font-family: var(--fonte-titulo);
  color: var(--azul-mineral);
  font-size: 1.6rem;
  margin: 0 0 6px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
  margin-top: 22px;
}

.card {
  display: block;
  background: var(--creme-card);
  border-radius: var(--raio);
  padding: 26px 24px 24px;
  text-decoration: none;
  color: var(--grafite-solido);
  box-shadow: var(--sombra-card);
  border-top: 4px solid var(--azul-mineral);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.card:nth-child(2) { border-top-color: var(--areia-quente); }
.card:nth-child(3) { border-top-color: var(--verde-folha); }
.card:nth-child(4) { border-top-color: var(--azul-mineral); }
.card:nth-child(5) { border-top-color: var(--areia-quente); }

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--sombra-card-hover);
}

.card .card-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 12px;
}

.card h3 {
  font-family: var(--fonte-titulo);
  font-size: 1.22rem;
  margin: 0 0 8px;
  color: var(--azul-mineral);
}

.card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--texto-suave);
  line-height: 1.5;
}

/* Highlights block */
.highlights {
  max-width: 860px;
  margin: 0 auto;
  padding: 36px 48px 24px;
}

.highlights h2 {
  font-family: var(--fonte-titulo);
  color: var(--azul-mineral);
  font-size: 1.6rem;
  margin: 0 0 18px;
}

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.highlight-item {
  background: var(--creme-card);
  border-radius: var(--raio);
  padding: 20px;
  box-shadow: var(--sombra-card);
  border-left: 4px solid var(--areia-quente);
}

.highlight-item .label {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--verde-folha);
  font-weight: 700;
  display: block;
  margin-bottom: 6px;
}

.highlight-item .value {
  font-family: var(--fonte-titulo);
  font-size: 1.15rem;
  color: var(--grafite-solido);
  font-weight: 700;
}

/* Footer */
.site-footer {
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 48px;
  text-align: center;
  color: var(--texto-suave);
  font-size: 0.85rem;
  border-top: 1px solid var(--borda-suave);
  margin-top: 32px;
}

/* ==========================================================================
   Responsive — sidebar off-canvas below 900px
   ========================================================================== */

@media (max-width: 900px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-toggle {
    display: flex;
  }

  .main-wrapper {
    margin-left: 0;
  }

  .main-content {
    padding: 72px 22px 60px;
  }

  .hero {
    padding: 80px 24px 56px;
  }

  .hero h1 {
    font-size: 2.1rem;
  }

  .intro,
  .card-section,
  .highlights,
  .site-footer {
    padding-left: 22px;
    padding-right: 22px;
  }
}

/* ==========================================================================
   Print
   ========================================================================== */

@media print {
  .sidebar,
  .sidebar-toggle,
  .sidebar-overlay,
  .toolbar {
    display: none !important;
  }

  .main-wrapper {
    margin: 0 !important;
  }

  .main-content {
    max-width: none;
    padding: 0;
  }

  body {
    background: #fff;
  }
}