/* ============================================================
   AGR Ar Condicionado — style.css
   Design: Premium Preto · Chumbo · Amarelo  |  Dark + Light
   ============================================================ */

/* ── 1. CSS VARIABLES ──────────────────────────────────────── */
:root {
  /* Tema Claro */
  --bg-primary:      #f2f2f2;
  --bg-secondary:    #ffffff;
  --bg-card:         #ffffff;
  --bg-alt:          #e8e8e8;

  --text-primary:    #1a1a1a;
  --text-secondary:  #555555;
  --text-muted:      #888888;

  --accent:          #ffcc00;
  --accent-dark:     #e6b800;
  --accent-text:     #111111;

  --header-bg:       #1a1a1a;
  --header-text:     #f0f0f0;
  --header-link:     #cccccc;

  --border:          #e0e0e0;
  --border-strong:   #cccccc;

  --card-shadow:     0 4px 20px rgba(0,0,0,0.07);
  --card-shadow-h:   0 12px 36px rgba(0,0,0,0.14);

  --input-bg:        #ffffff;
  --input-border:    #cccccc;

  --section-dark-bg: #1a1a1a;
  --section-dark-tx: #f0f0f0;

  --footer-bg:       #111111;
  --footer-tx:       #aaaaaa;

  --transition:      0.3s ease;
}

[data-theme="dark"] {
  --bg-primary:      #111111;
  --bg-secondary:    #1a1a1a;
  --bg-card:         #202020;
  --bg-alt:          #161616;

  --text-primary:    #e8e8e8;
  --text-secondary:  #aaaaaa;
  --text-muted:      #666666;

  --accent:          #ffcc00;
  --accent-dark:     #e6b800;
  --accent-text:     #111111;

  --header-bg:       #0d0d0d;
  --header-text:     #e8e8e8;
  --header-link:     #bbbbbb;

  --border:          #2e2e2e;
  --border-strong:   #3e3e3e;

  --card-shadow:     0 4px 20px rgba(0,0,0,0.45);
  --card-shadow-h:   0 12px 36px rgba(0,0,0,0.65);

  --input-bg:        #252525;
  --input-border:    #3a3a3a;

  --section-dark-bg: #0d0d0d;
  --section-dark-tx: #e8e8e8;

  --footer-bg:       #080808;
  --footer-tx:       #777777;
}

/* ── 2. RESET ───────────────────────────────────────────────── */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body { overflow-x: hidden; }

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Open Sans', sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  transition: background-color var(--transition), color var(--transition);
}

a { text-decoration: none; color: inherit; }

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

/* picture precisa ser block para herdar width/height do pai */
picture { display: block; }

.banner-item picture {
  width: 100%;
  height: 100%;
}

/* ── 3. UTILITÁRIOS ─────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

h1, h2, h3, h4 { font-family: 'Poppins', sans-serif; line-height: 1.3; }

/* Título de seção com traço amarelo centralizado */
.titulo-secao {
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: 48px;
  text-align: center;
  position: relative;
  padding-bottom: 18px;
}

.titulo-secao::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 56px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

/* ── 4. LOGO ────────────────────────────────────────────────── */
.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  gap: 10px;
}

.logo img {
  height: 44px;
  width: auto;
  object-fit: contain;
  border-radius: 10%;
  transition: transform var(--transition);
}

.logo img:hover { transform: scale(1.06); }

.logo-text {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent);
  line-height: 1.2;
  display: none; /* visível apenas se quiser adicionar nome ao lado da logo */
}

/* ── 5. HEADER ──────────────────────────────────────────────── */
.header {
  background-color: var(--header-bg);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.3);
  transition: background-color var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  height: 62px;
  padding: 0 20px;
}

/* ── 6. NAV DESKTOP ─────────────────────────────────────────── */
.nav-desktop {
  display: flex;
  align-items: center;
  flex: 1;
  justify-content: flex-end;
  gap: 8px;
}

.nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-right: 16px;
}

.nav-list li a {
  color: var(--header-link);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
}

.nav-list li a:hover {
  color: var(--accent);
  background: rgba(255,204,0,0.08);
}

/* Botão CTA da navbar */
.btn-nav-cta {
  padding: 8px 18px;
  background: var(--accent);
  color: var(--accent-text);
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  border-radius: 6px;
  white-space: nowrap;
  transition: background var(--transition), transform var(--transition);
}

.btn-nav-cta:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

/* ── 7. TOGGLE DE TEMA ──────────────────────────────────────── */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.2);
  background: transparent;
  color: var(--header-text);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
  flex-shrink: 0;
}

.theme-toggle:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #111;
}

/* ── 8. MENU HAMBÚRGUER ─────────────────────────────────────── */
.menu-hamburguer {
  display: none;
  background: none;
  border: none;
  color: var(--header-text);
  font-size: 22px;
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  transition: background var(--transition);
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.menu-hamburguer:hover { background: rgba(255,255,255,0.1); }

/* ── 9. MENU MOBILE ─────────────────────────────────────────── */
.nav-mobile {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  left: 0;
  background: var(--header-bg);
  border-top: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  z-index: 99;
}

.nav-mobile.active { display: block; }

.nav-list-mobile {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.nav-list-mobile li a {
  display: block;
  padding: 14px 24px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--header-link);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: color var(--transition), background var(--transition);
}

.nav-list-mobile li a:hover {
  color: var(--accent);
  background: rgba(255,204,0,0.06);
}

.nav-mobile .btn-mobile-cta {
  display: block;
  margin: 16px 24px;
  padding: 12px;
  background: var(--accent);
  color: #111;
  font-weight: 700;
  text-align: center;
  border-radius: 8px;
}

/* ── 10. CARROSSEL ──────────────────────────────────────────── */
.carousel-wrapper {
  position: relative;
  width: 100%;
  background: #000;
}

.carousel {
  position: relative;
  width: 100%;
  height: 420px;
  overflow: hidden;
}

.carousel-track { position: relative; width: 100%; height: 100%; }

.banner-item {
  position: absolute;
  inset: 0;
  opacity: 0;
  z-index: 0;
  transition: opacity 0.7s ease-in-out;
}

.banner-item.active { opacity: 1; z-index: 1; }

.banner-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Gradiente escuro na base dos banners para legibilidade */
.banner-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.45) 0%, transparent 60%);
  pointer-events: none;
}

/* Botão "Agende agora" sobre banner */
.btn-banner {
  position: absolute;
  bottom: 52px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 28px;
  background: var(--accent);
  color: #111;
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 8px;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  z-index: 2;
  transition: background var(--transition), transform var(--transition);
}

.btn-banner:hover {
  background: var(--accent-dark);
  transform: translateX(-50%) translateY(-2px);
}

/* Setas prev/next */
.carousel-buttons {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  transform: translateY(-50%);
  z-index: 3;
  pointer-events: none;
  padding: 0 12px;
}

.btn-carousel {
  pointer-events: all;
  background: rgba(0,0,0,0.55);
  border: 1.5px solid rgba(255,255,255,0.15);
  color: #fff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition), transform 0.15s;
}

.btn-carousel:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #111;
}

.btn-carousel.clicked { transform: scale(1.12); }

/* Bolinhas indicadoras */
.carousel-indicators {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 4;
}

.carousel-indicators button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  padding: 0;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.carousel-indicators button.active {
  background: var(--accent);
  transform: scale(1.3);
}

/* ── 11. SOBRE ──────────────────────────────────────────────── */
.sobre {
  padding: 80px 20px;
  background-color: var(--bg-secondary);
  transition: background-color var(--transition);
}

.sobre-grid {
  display: flex;
  align-items: center;
  gap: 60px;
  flex-wrap: wrap;
}

.sobre-img {
  flex: 1 1 340px;
}

.sobre-img img {
  width: 100%;
  max-width: 420px;
  border-radius: 16px;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.sobre-img img:hover {
  transform: scale(1.02);
  box-shadow: var(--card-shadow-h);
}

.sobre-texto {
  flex: 1 1 340px;
  max-width: 560px;
}

.sobre-texto h2 {
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: 20px;
  padding-left: 18px;
  position: relative;
}

.sobre-texto h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background: var(--accent);
  border-radius: 3px;
}

.sobre-texto p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.selo {
  margin-top: 28px;
  display: inline-block;
}

.selo img {
  width: 110px;
  height: auto;
  transition: transform 0.25s ease;
  cursor: pointer;
}

.selo img:hover { transform: scale(1.1) rotate(-2deg); }

/* ── 12. SERVIÇOS ───────────────────────────────────────────── */
.servicos {
  padding: 80px 20px;
  background-color: var(--bg-primary);
  text-align: center;
  transition: background-color var(--transition);
}

.cards-servicos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px;
}

.card-servico {
  background: var(--bg-card);
  border-radius: 14px;
  padding: 32px 24px 28px;
  width: 100%;
  max-width: 320px;
  box-shadow: var(--card-shadow);
  border-top: 3px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition),
              border-top-color var(--transition), background-color var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.card-servico:hover {
  transform: translateY(-10px);
  box-shadow: var(--card-shadow-h);
  border-top-color: var(--accent);
}

.img-servico {
  width: 140px;
  height: 140px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 20px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.12);
}

.card-servico h3 {
  font-size: 1.15rem;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.card-servico p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  text-align: center;
}

/* ── 13. DIFERENCIAIS ───────────────────────────────────────── */
.diferenciais-lista {
  padding: 80px 20px;
  background-color: var(--bg-alt);
  transition: background-color var(--transition);
}

.lista-diferenciais {
  list-style: none;
  margin-top: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.lista-diferenciais li {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  background: var(--bg-card);
  padding: 22px 20px;
  border-radius: 12px;
  box-shadow: var(--card-shadow);
  border-left: 3px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition),
              border-left-color var(--transition), background-color var(--transition);
}

.lista-diferenciais li:hover {
  transform: translateY(-4px);
  box-shadow: var(--card-shadow-h);
  border-left-color: var(--accent);
}

/* Ícone em círculo amarelo */
.lista-diferenciais .icon-wrap {
  width: 46px;
  height: 46px;
  min-width: 46px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #111;
  flex-shrink: 0;
}

.lista-diferenciais h3 {
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 5px;
}

.lista-diferenciais p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ── 14. DEPOIMENTOS ────────────────────────────────────────── */
.depoimentos {
  padding: 80px 20px;
  background-color: var(--section-dark-bg);
  text-align: center;
  transition: background-color var(--transition);
}

.depoimentos .titulo-secao {
  color: #f0f0f0;
}

.depoimentos .titulo-secao::after {
  background: var(--accent);
}

.depoimentos-slider {
  position: relative;
  max-width: 680px;
  margin: 0 auto;
  min-height: 220px;
}

.depoimento {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.5s ease;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 40px 32px 32px;
}

.depoimento.active {
  opacity: 1;
  position: relative;
}

/* Aspas */
.depoimento .quote-icon {
  font-size: 32px;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}

/* Estrelas */
.depoimento .stars {
  color: var(--accent);
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 14px;
  display: block;
}

.depoimento p {
  font-size: 1rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.75;
  font-style: italic;
}

.depoimento footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 24px;
  font-weight: 600;
  color: #f0f0f0;
  font-size: 0.9rem;
}

.depoimento .avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent);
  box-shadow: 0 0 8px rgba(255,204,0,0.4);
}

/* ── 15. CONTATO ────────────────────────────────────────────── */
.contato {
  padding: 80px 20px;
  background-color: var(--bg-secondary);
  transition: background-color var(--transition);
}

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
  margin-top: 0;
}

/* Coluna esquerda — info */
.contato-info-col h3 {
  font-size: 1.35rem;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.contato-info-col > p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.info-item i {
  width: 40px;
  height: 40px;
  background: var(--accent);
  color: #111;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.info-item a {
  color: var(--text-secondary);
  transition: color var(--transition);
}
.info-item a:hover { color: var(--accent); }

.whatsapp-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
  color: #25D366;
  font-weight: 700;
  font-size: 1rem;
  transition: opacity var(--transition);
}
.whatsapp-link:hover { opacity: 0.8; }
.whatsapp-link i { font-size: 1.3rem; }

/* Formulário */
.form-contato {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-contato label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-contato input,
.form-contato textarea {
  padding: 13px 16px;
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--input-bg);
  border: 1.5px solid var(--input-border);
  border-radius: 8px;
  color: var(--text-primary);
  resize: none;
  transition: border-color var(--transition), box-shadow var(--transition),
              background-color var(--transition);
  width: 100%;
}

.form-contato input:focus,
.form-contato textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255,204,0,0.18);
  outline: none;
}

.btn-submit {
  padding: 14px 32px;
  background: var(--accent);
  color: #111;
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  align-self: flex-start;
}

.btn-submit:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
}

/* ── 16. RODAPÉ ─────────────────────────────────────────────── */
.rodape {
  background-color: var(--footer-bg);
  color: var(--footer-tx);
  padding: 56px 20px 24px;
  transition: background-color var(--transition);
}

.rodape-conteudo {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.5fr;
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto 40px;
}

.rodape-logo p {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--accent);
  margin-bottom: 10px;
}

.rodape-logo .rodape-desc {
  font-size: 0.85rem;
  color: var(--footer-tx);
  line-height: 1.7;
}

.rodape-links h4,
.rodape-contato h4 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #555;
  margin-bottom: 16px;
}

.rodape-links ul { list-style: none; }

.rodape-links li { margin-bottom: 10px; }

.rodape-links a {
  font-size: 0.9rem;
  color: var(--footer-tx);
  transition: color var(--transition);
}

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

.rodape-contato p {
  font-size: 0.9rem;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.rodape-contato i { color: var(--accent); }

.rodape-contato a {
  color: var(--footer-tx);
  transition: color var(--transition);
}
.rodape-contato a:hover { color: var(--accent); }

.rodape-copy {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  font-size: 0.82rem;
  color: #444;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 20px;
}

/* ── 17. ANIMAÇÕES ──────────────────────────────────────────── */
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.07); }
}

.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.active { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── 18. RESPONSIVO — TABLET ────────────────────────────────── */
@media (max-width: 1024px) {
  .contato-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .rodape-conteudo {
    grid-template-columns: 1fr 1fr;
  }
}

/* ── 19. RESPONSIVO — MOBILE (≤ 768px) ─────────────────────── */
@media (max-width: 768px) {

  /* Header */
  .header-inner { height: 54px; padding: 0 14px; }

  .nav-desktop { display: none !important; }

  .menu-hamburguer { display: flex !important; }

  .logo img { height: 36px; }

  /* Carrossel */
  .carousel { height: 240px; }

  .btn-banner {
    bottom: 32px;
    font-size: 0.8rem;
    padding: 9px 18px;
    border-radius: 6px;
  }

  .btn-carousel { width: 36px; height: 36px; font-size: 15px; }

  /* Sobre */
  .sobre { padding: 52px 16px; }

  .sobre-grid { flex-direction: column; gap: 28px; }

  .sobre-img { display: none; } /* oculta imagem decorativa no mobile */

  .sobre-texto h2 { font-size: 1.45rem; }

  .sobre-texto p { font-size: 0.95rem; }

  .titulo-secao { font-size: 1.5rem; margin-bottom: 32px; }

  /* Serviços */
  .servicos { padding: 52px 16px; }

  .cards-servicos { flex-direction: column; align-items: center; }

  .card-servico { max-width: 100%; }

  /* Diferenciais */
  .diferenciais-lista { padding: 52px 16px; }

  .lista-diferenciais { grid-template-columns: 1fr; }

  /* Depoimentos */
  .depoimentos { padding: 52px 16px; }

  .depoimento { padding: 28px 20px 24px; }

  .depoimento p { font-size: 0.9rem; }

  /* Contato */
  .contato { padding: 52px 16px; }

  .btn-submit { width: 100%; text-align: center; align-self: stretch; }

  /* Rodapé */
  .rodape { padding: 40px 16px 20px; }

  .rodape-conteudo {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 28px;
  }

  .rodape-contato p { justify-content: center; }
}

/* ── 20. ACESSIBILIDADE ─────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}