/* ==========================================================================
   main.css — Sistema de design "Diagnóstico & Frio"
   Conserto de Geladeiras — Belo Horizonte / Contagem
   ========================================================================== */

/* -------------------- Tokens -------------------- */
:root {
  /* Cor */
  --color-bg: #F2F6F8;
  --color-bg-alt: #E4ECF0;
  --color-ink: #0E1F27;
  --color-ink-soft: #3C5561;
  --color-steel: #16374A;
  --color-steel-2: #1F4E68;
  --color-signal: #FF6A1A;
  --color-signal-dark: #E0570D;
  --color-mint: #3FBFA0;
  --color-line: #C9D6DC;
  --color-white: #FFFFFF;

  /* Tipografia */
  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Espaçamento */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;

  /* Layout */
  --container-width: 1120px;
  --radius: 14px;
  --radius-sm: 8px;
}

/* -------------------- Reset -------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--color-steel-2); text-decoration: none; }
a:hover { color: var(--color-signal); }
ul { padding: 0; margin: 0; list-style: none; }

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-steel);
  line-height: 1.15;
  margin: 0 0 var(--space-2);
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 var(--space-2); }

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

/* Foco visível (acessibilidade) */
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 3px solid var(--color-signal);
  outline-offset: 2px;
}

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

/* -------------------- Botão CTA -------------------- */
.cta-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-signal);
  color: var(--color-white) !important;
  font-family: var(--font-display);
  font-weight: 600;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  transition: background 0.15s ease, transform 0.15s ease;
}
.cta-whatsapp::before {
  content: "";
  width: 18px;
  height: 18px;
  background: var(--color-white);
  mask: radial-gradient(circle at 30% 30%, transparent 3px, black 3.5px);
  border-radius: 50%;
}
.cta-whatsapp:hover {
  background: var(--color-signal-dark);
  color: var(--color-white) !important;
  transform: translateY(-1px);
}

/* -------------------- Header -------------------- */
.site-header {
  background: var(--color-steel);
  color: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
  position: relative;
}
.site-header .logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}
.site-header .logo img {
  display: block;
  height: 48px;
  width: auto;
}
.site-header .logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--color-white) !important;
  line-height: 1.1;
  white-space: nowrap;
}

/* Navegação (desktop: horizontal / mobile: menu hambúrguer) */
.site-nav ul {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin: 0;
}
.site-nav a {
  color: #C9D9E1 !important;
  font-size: 0.95rem;
}
.site-nav a:hover { color: var(--color-white) !important; }

/* Hambúrguer — via checkbox + CSS, sem JavaScript */
.menu-toggle-checkbox { display: none; }
.menu-toggle-label {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 22px;
  cursor: pointer;
}
.menu-toggle-label span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

@media (max-width: 700px) {
  .site-header .logo img { height: 38px; }
  .site-header .logo-text { font-size: 1.05rem; }
  .menu-toggle-label { display: flex; }
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-steel);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  .site-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 0 var(--space-3) var(--space-2);
  }
  .site-nav li {
    border-top: 1px solid rgba(255,255,255,0.12);
  }
  .site-nav a {
    display: block;
    padding: 0.85rem 0;
  }
  .menu-toggle-checkbox:checked ~ .site-nav {
    max-height: 400px;
  }
  .menu-toggle-checkbox:checked ~ .menu-toggle-label span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .menu-toggle-checkbox:checked ~ .menu-toggle-label span:nth-child(2) {
    opacity: 0;
  }
  .menu-toggle-checkbox:checked ~ .menu-toggle-label span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

/* -------------------- Hero (com mostrador-assinatura) -------------------- */
.hero {
  position: relative;
  background: linear-gradient(180deg, var(--color-steel) 0%, #1D4863 100%);
  color: var(--color-white);
  padding: var(--space-5) 0 var(--space-6);
  overflow: hidden;
}
.hero::before {
  /* Mostrador circular — elemento-assinatura do sistema de design */
  content: "";
  position: absolute;
  right: -140px;
  top: 50%;
  transform: translateY(-50%);
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background:
    conic-gradient(from 220deg, var(--color-mint) 0deg, var(--color-signal) 140deg, transparent 141deg 360deg);
  opacity: 0.16;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: var(--space-4);
}
.hero-text .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-mint);
  margin-bottom: var(--space-1);
}
.hero h1 {
  color: var(--color-white);
  margin-bottom: var(--space-2);
}
.hero .lead {
  max-width: 560px;
  font-size: 1.1rem;
  color: #D3E3EA;
  margin-bottom: var(--space-3);
}
.hero-media {
  position: relative;
  justify-self: center;
}
.hero-media img {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 50%;
  border: 6px solid rgba(255,255,255,0.15);
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
  position: relative;
  z-index: 1;
}

@media (max-width: 860px) {
  .hero {
    padding: var(--space-3) 0 var(--space-4);
  }
  .hero-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-3);
  }
  .hero-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
  }
  .hero-text .eyebrow { justify-content: center; }
  .hero .lead {
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 0;
  }
  .cta-whatsapp {
    margin-top: var(--space-2);
  }
  .hero-media {
    order: -1;
  }
  .hero-media img {
    width: 200px;
    height: 200px;
    max-width: 200px;
    border-width: 4px;
  }
}

/* Variante de hero sem foto (páginas hub: /servicos/, /atendimento/) */
.hero-inner--solo {
  grid-template-columns: 1fr;
  text-align: center;
}
.hero-inner--solo .hero-text {
  max-width: 700px;
  margin: 0 auto;
}
.hero-inner--solo .lead {
  margin-left: auto;
  margin-right: auto;
}

/* -------------------- Páginas hub (/servicos/, /atendimento/) -------------------- */
.conteudo--largo {
  max-width: 900px;
}
.hub-servico {
  margin-bottom: var(--space-5);
}
.hub-servico h2 {
  margin-bottom: 0.25rem;
}
.hub-servico > p {
  color: var(--color-ink-soft);
  margin-bottom: var(--space-2);
}
.hub-cidade {
  margin-bottom: var(--space-4);
}
.hub-cidade h2 {
  margin-bottom: var(--space-2);
}
.hub-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
}
.hub-list li a {
  display: inline-block;
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.9rem;
  font-size: 0.9rem;
  color: var(--color-steel-2) !important;
}
.hub-list li a:hover {
  background: var(--color-mint);
  color: var(--color-white) !important;
}

/* -------------------- Conteúdo -------------------- */
.conteudo {
  max-width: 760px;
  margin: var(--space-5) auto 0;
  padding: 0 var(--space-3);
}
.conteudo blockquote {
  border-left: 3px solid var(--color-signal);
  background: #FFF4EC;
  margin: var(--space-3) 0;
  padding: var(--space-2) var(--space-3);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.95rem;
  color: var(--color-ink-soft);
}

/* -------------------- Barra de confiança (prova social real) -------------------- */
.trust-bar {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-line);
}
.trust-bar-inner {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-5);
  padding: var(--space-3) var(--space-3);
}
.trust-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.trust-number {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--color-steel);
}
.trust-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* -------------------- Como funciona (3 passos) -------------------- */
.como-funciona {
  max-width: 760px;
  margin: var(--space-5) auto 0;
  padding: 0 var(--space-3);
}
.como-funciona ol {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  counter-reset: passo;
  margin-top: var(--space-3);
}
.como-funciona li {
  counter-increment: passo;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: var(--space-3);
}
.como-funciona li::before {
  content: counter(passo);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: conic-gradient(var(--color-mint), var(--color-signal));
  color: var(--color-white);
  font-family: var(--font-mono);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.como-funciona h3 { margin-bottom: 0.25rem; }
.como-funciona p { font-size: 0.92rem; color: var(--color-ink-soft); margin: 0; }

@media (max-width: 720px) {
  .como-funciona ol { grid-template-columns: 1fr; }
}

/* -------------------- Serviços em destaque (home) -------------------- */
.servicos-destaque {
  max-width: 1000px;
  margin: var(--space-5) auto 0;
  padding: 0 var(--space-3);
}
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-3);
}
.card-servico {
  display: block;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: var(--space-3);
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.card-servico:hover {
  border-color: var(--color-signal);
  transform: translateY(-2px);
}
.card-servico h3 {
  color: var(--color-steel);
  margin-bottom: 0.4rem;
}
.card-servico p {
  font-size: 0.9rem;
  color: var(--color-ink-soft);
  margin: 0;
}
.areas-proximas .ver-todos {
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

/* -------------------- Marcas atendidas -------------------- */
.marcas-atendidas {
  max-width: 760px;
  margin: var(--space-5) auto 0;
  padding: 0 var(--space-3);
}
.marcas-atendidas ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: var(--space-2);
}
.marcas-atendidas li {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: 999px;
  padding: 0.4rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-steel);
}

/* -------------------- FAQ (acordeão) -------------------- */
.faq-block {
  max-width: 760px;
  margin: var(--space-5) auto 0;
  padding: 0 var(--space-3);
}
.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-1);
  padding: var(--space-2) var(--space-3);
}
.faq-item summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-steel);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--color-signal);
  transition: transform 0.15s ease;
  flex-shrink: 0;
  margin-left: var(--space-2);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin-top: var(--space-1); color: var(--color-ink-soft); }

/* -------------------- Bairros próximos -------------------- */
.areas-proximas {
  max-width: 760px;
  margin: var(--space-5) auto var(--space-6);
  padding: 0 var(--space-3);
}
.areas-proximas ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-2);
}
.areas-proximas li a {
  display: inline-block;
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.9rem;
  font-size: 0.9rem;
  color: var(--color-steel-2) !important;
}
.areas-proximas li a:hover { background: var(--color-mint); color: var(--color-white) !important; }

/* -------------------- Botão flutuante de WhatsApp -------------------- */
.whatsapp-float {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-signal);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  z-index: 100;
  transition: transform 0.15s ease, background 0.15s ease;
}
.whatsapp-float:hover {
  background: var(--color-signal-dark);
  transform: scale(1.06);
}
.whatsapp-float::before {
  /* Anel de pulsação */
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--color-signal);
  animation: whatsapp-pulse 2.2s ease-out infinite;
}
.whatsapp-float-icon {
  width: 28px;
  height: 28px;
  background: var(--color-white);
  -webkit-mask-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2C6.48 2 2 6.36 2 11.72c0 2.06.62 3.98 1.7 5.58L2 22l4.9-1.58a10.4 10.4 0 0 0 5.1 1.3c5.52 0 10-4.36 10-9.72C22 6.36 17.52 2 12 2zm5.1 13.85c-.24.68-1.19 1.24-1.94 1.4-.5.1-1.15.19-3.35-.7-2.8-1.13-4.6-3.9-4.74-4.08-.14-.18-1.13-1.48-1.13-2.82 0-1.35.72-2 .98-2.28.22-.24.5-.3.66-.3.16 0 .33.01.47.02.15 0 .35-.06.55.4.24.55.8 1.9.87 2.03.07.14.11.3.02.48-.09.18-.14.29-.28.44-.14.16-.29.35-.42.47-.14.14-.28.28-.12.55.16.28.7 1.14 1.5 1.84 1.03.9 1.9 1.18 2.18 1.31.28.14.45.12.62-.07.16-.19.7-.79.88-1.06.19-.28.37-.23.62-.14.25.1 1.58.73 1.85.86.28.14.46.2.53.32.07.12.07.66-.17 1.35z'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2C6.48 2 2 6.36 2 11.72c0 2.06.62 3.98 1.7 5.58L2 22l4.9-1.58a10.4 10.4 0 0 0 5.1 1.3c5.52 0 10-4.36 10-9.72C22 6.36 17.52 2 12 2zm5.1 13.85c-.24.68-1.19 1.24-1.94 1.4-.5.1-1.15.19-3.35-.7-2.8-1.13-4.6-3.9-4.74-4.08-.14-.18-1.13-1.48-1.13-2.82 0-1.35.72-2 .98-2.28.22-.24.5-.3.66-.3.16 0 .33.01.47.02.15 0 .35-.06.55.4.24.55.8 1.9.87 2.03.07.14.11.3.02.48-.09.18-.14.29-.28.44-.14.16-.29.35-.42.47-.14.14-.28.28-.12.55.16.28.7 1.14 1.5 1.84 1.03.9 1.9 1.18 2.18 1.31.28.14.45.12.62-.07.16-.19.7-.79.88-1.06.19-.28.37-.23.62-.14.25.1 1.58.73 1.85.86.28.14.46.2.53.32.07.12.07.66-.17 1.35z'/%3E%3C/svg%3E");
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
}
@keyframes whatsapp-pulse {
  0%   { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.5); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .whatsapp-float::before { animation: none; }
}
@media (max-width: 600px) {
  .whatsapp-float { width: 54px; height: 54px; right: 1rem; bottom: 1rem; }
}

/* -------------------- Página de contato -------------------- */
.contato-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3);
}
.contato-item {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: var(--space-3);
}
.contato-item h3 {
  color: var(--color-steel);
  margin-bottom: 0.4rem;
  font-size: 1rem;
}
.contato-item p {
  margin: 0;
  color: var(--color-ink-soft);
}

/* -------------------- Footer -------------------- */
.site-footer {
  background: var(--color-steel);
  color: #B9CCD5;
  margin-top: var(--space-6);
  padding: var(--space-4) 0;
  font-size: 0.9rem;
}
.site-footer a { color: var(--color-white) !important; }
.site-footer p { margin: 0 0 0.4rem; }
.site-footer .social-links {
  list-style: none;
  display: flex;
  gap: var(--space-3, 12px);
  flex-wrap: wrap;
  padding: 0;
  margin: 1rem 0;
  justify-content: center;
  font-size: 0.8rem;
}

.site-footer .social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #ffffff;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.site-footer .social-icon:hover,
.site-footer .social-icon:focus-visible {
  background-color: #FF6A1A;
  border-color: #FF6A1A;
  transform: translateY(-2px);
}

/* Pills de links relacionados nas páginas de marca (Serviço x Marca) */
.servico-marca .outros-servicos-marca,
.servico-marca .outras-marcas-servico {
  text-align: center;
  padding: var(--space-4, 24px) 0;
}

.servico-marca .outros-servicos-marca h2,
.servico-marca .outras-marcas-servico h2 {
  text-align: center;
  margin-bottom: var(--space-4, 16px);
}

.servico-marca .outros-servicos-marca ul,
.servico-marca .outras-marcas-servico ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  padding: 0;
  margin: 0;
}

.servico-marca .outros-servicos-marca li,
.servico-marca .outras-marcas-servico li {
  display: flex;
  margin: 0;
  padding: 0;
  line-height: 1;
}

.servico-marca .outros-servicos-marca a,
.servico-marca .outras-marcas-servico a {
  display: inline-block;
  font-size: 14px;
  line-height: 1.2;
  padding: 8px 16px;
  margin: 0;
  border-radius: 20px;
  background: #F1F5F7;
  border: 1px solid rgba(22, 55, 74, 0.2);
  color: #16374A;
  text-decoration: none;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.servico-marca .outros-servicos-marca a:hover,
.servico-marca .outras-marcas-servico a:hover,
.servico-marca .outros-servicos-marca a:focus-visible,
.servico-marca .outras-marcas-servico a:focus-visible {
  background-color: #FF6A1A;
  border-color: #FF6A1A;
  color: #ffffff;
}