/* =========================================================
   VerinaTEC — Estilos Responsivos
   Organização por breakpoints (desktop-first):
   - <=1024px (tablet)
   - <=767px  (mobile L)
   - <=480px  (mobile S)
   - <=360px  (mobile XS)
   - <=320px  (extra small)
   Regras contextuais:
   - landscape mobile
   - high DPI
   - reduced motion
   - prefers-contrast: high
   - prefers-color-scheme: dark
   - print
   - touch optimizations
   Utilitários para formulários (lead/contato)
   ========================================================= */

/* ------------------------ Baseline helpers ------------------------ */

/* Imagens sempre responsivas */
img {
  max-width: 100%;
  height: auto;
}

/* ------------------------ <=1024px (Tablet) ------------------------ */
@media (max-width: 1024px) {
  .container { padding: 0 16px; }

  .hero h1 { font-size: 3rem; }
  .section-title { font-size: 2.25rem; }

  /* Grids gerais de páginas que viram 1 coluna no tablet */
  .contact-content { grid-template-columns: 1fr; gap: 2rem; }
  .footer-content  { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .services-grid   { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

  /* Lead/Contato: wrapper das duas colunas (form + lateral) -> 1 coluna */
  .responsive-grid {
    grid-template-columns: 1fr !important; /* vence inline 1fr 1fr */
    gap: 2rem !important;
  }
  .responsive-grid .slide-in-left  { order: 1; }
  .responsive-grid .slide-in-right { order: 2; }
}

/* ------------------------ <=767px (Mobile Large) ------------------------ */
@media (max-width: 767px) {
  /* Navigation */
  .nav-menu {
    position: fixed;
    top: 100%;
    left: 0; right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    padding: 2rem;
    transform: translateY(-100%);
    opacity: 0; visibility: hidden;
    transition: all 0.3s ease;
  }
  .nav-menu.active { transform: translateY(0); opacity: 1; visibility: visible; }

  .nav-list { flex-direction: column; gap: 1rem; text-align: center; }
  .nav-link { display: block; padding: 12px 20px; border-radius: 8px; font-size: 1.125rem; }
  .nav-cta { margin-top: 1rem; padding: 14px 24px; }
  .nav-toggle { display: flex; }
  .nav-toggle.active .nav-toggle-line:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav-toggle.active .nav-toggle-line:nth-child(2) { opacity: 0; }
  .nav-toggle.active .nav-toggle-line:nth-child(3) { transform: rotate(-45deg) translate(7px, -6px); }

  /* Typography */
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  h3 { font-size: 1.5rem; }
  .hero h1 { font-size: 2.5rem; line-height: 1.1; }
  .hero p  { font-size: 1.125rem; }
  .section-title   { font-size: 2rem; }
  .section-subtitle{ font-size: 1.125rem; }

  /* Hero */
  .hero { padding: 120px 0 80px; text-align: center; }
  .hero-buttons { flex-direction: column; align-items: center; gap: 1rem; }
  .hero-buttons .btn { width: 100%; max-width: 280px; }

  /* Sections */
  .section { padding: 60px 0; }

  /* Grids */
  .grid-2, .grid-3, .grid-4,
  .features-grid,
  .services-grid { grid-template-columns: 1fr; gap: 1.5rem; }

  /* Cards */
  .card, .service-card { padding: 1.5rem; }
  .service-header { flex-direction: column; align-items: flex-start; gap: .5rem; }

  /* Contact */
  .contact-form, .contact-info { padding: 1.5rem; }

  /* Footer */
  .footer { padding: 40px 0 20px; }
  .footer-content { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
  .footer-bottom-content { flex-direction: column; text-align: center; gap: 1rem; }
  .footer-bottom-links { justify-content: center; }

  /* Back to Top */
  .back-to-top { bottom: 20px; right: 20px; width: 45px; height: 45px; }
  .back-to-top svg { width: 20px; height: 20px; }

  /* Tabelas */
  table { font-size: 0.875rem; }
  .table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .table-responsive table { min-width: 600px; }

  /* Formulários (mobile/tablet) */
  .form-input, .form-textarea, .form-select {
    font-size: 16px; /* evita zoom iOS */
    padding: 14px 16px; /* área de toque maior */
  }
  .form-textarea { min-height: 100px; }
  .form-group { margin-bottom: 1.25rem; }

  /* Linhas internas de 2 colunas viram 1 (lead/contato) */
  .form-row-2 { grid-template-columns: 1fr !important; gap: .75rem !important; }

  /* Acessibilidade foco */
  .form-label { font-size: 1rem; margin-bottom: .75rem; }
  .form-error, .form-success { font-size: .9rem; margin-top: .5rem; }
  .form-input:focus, .form-textarea:focus, .form-select:focus {
    box-shadow: 0 0 0 4px rgba(37,99,235,.15);
    border-width: 3px;
  }

  /* Otimizações teclado virtual */
  .form-container { padding-bottom: 2rem; }
  .form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
    appearance: none;
  }
}

/* ------------------------ <=768px ajustes pontuais ------------------------ */
/* (mantém o estilo da sua organização anterior) */
@media (max-width: 768px) {
  /* redundância intencional para garantir vitória sobre inline */
  .form-row-2 { grid-template-columns: 1fr !important; gap: .75rem !important; }
  .card { padding: 1rem; }
  .form-input, .form-select, .form-textarea { width: 100%; }
  .btn.btn-large, .btn.btn-primary, .btn.btn-accent { width: 100%; }
}

/* ------------------------ <=480px (Mobile Small) ------------------------ */
@media (max-width: 480px) {
  .container { padding: 0 12px; }

  /* Typography */
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  .hero h1 { font-size: 2rem; }
  .hero p  { font-size: 1rem; }
  .section-title   { font-size: 1.75rem; }
  .section-subtitle{ font-size: 1rem; }

  /* Navigation */
  .nav { padding: .75rem 0; }
  .logo-img { height: 40px; }
  .nav-menu { padding: 1.5rem; }

  /* Hero */
  .hero { padding: 100px 0 60px; }
  .hero-buttons .btn { padding: 12px 20px; font-size: .875rem; }

  /* Sections */
  .section { padding: 40px 0; }

  /* Cards */
  .card, .service-card, .contact-form, .contact-info { padding: 1rem; }
  .card-icon    { width: 50px; height: 50px; font-size: 1.25rem; }
  .service-icon { width: 40px; height: 40px; font-size: 1rem; }

  /* Forms */
  .form-input, .form-textarea, .form-select { padding: 12px 14px; }

  .btn { width: 100%; padding: 14px 20px; font-size: 1rem; }
  .btn-large { padding: 16px 24px; font-size: 1.125rem; }

  /* Touch performance */
  .card, .service-card, .btn { transition: none; }

  /* Tipografia geral pequena */
  p, li { font-size: 1rem; line-height: 1.6; }
  .section-subtitle { line-height: 1.5; }
}

/* ------------------------ <=360px (Mobile XS) ------------------------ */
@media (max-width: 360px) {
  .container { padding: 0 8px; }
  .hero { padding: 80px 0 40px; }
  .hero h1 { font-size: 1.625rem; line-height: 1.1; }
  .section { padding: 30px 0; }
  .card, .service-card { padding: .625rem; }
}

/* ------------------------ <=320px (Extra Small) ------------------------ */
@media (max-width: 320px) {
  .container { padding: 0 10px; }
  .hero h1 { font-size: 1.75rem; }
  .section-title { font-size: 1.5rem; }
  .card, .service-card { padding: .75rem; }
  .nav-menu { padding: 1rem; }
  .hero-buttons .btn { padding: 10px 16px; font-size: .8rem; }
}

/* ------------------------ Landscape Mobile ------------------------ */
@media (max-height: 500px) and (orientation: landscape) {
  .hero { padding: 80px 0 40px; }
  .hero h1 { font-size: 2rem; }
  .hero p  { font-size: 1rem; margin-bottom: 1.5rem; }
  .section { padding: 40px 0; }
}

/* ------------------------ High DPI Displays ------------------------ */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .logo-img, .footer-logo {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

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

/* ------------------------ Maior contraste (A11y) ------------------------ */
@media (prefers-contrast: high) {
  .btn-primary { background-color: #000; border-color: #000; }
  .btn-secondary {
    background-color: #fff; color: #000; border: 2px solid #000;
  }
  .card, .service-card { border: 1px solid #333; }
}

/* ------------------------ Dark Mode do sistema ------------------------ */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-color: #1a1a1a;
    --text-color: #ffffff;
    --card-bg: #2a2a2a;
  }
  body { background-color: var(--bg-color); color: var(--text-color); }
  .card, .service-card { background-color: var(--card-bg); color: var(--text-color); }
  .nav { background-color: rgba(26,26,26,0.95); }
}

/* ------------------------ Print ------------------------ */
@media print {
  .container { max-width: none; padding: 0; }
  .section { padding: 20px 0; }
  .card, .service-card {
    break-inside: avoid; margin-bottom: 20px;
  }
}

/* ------------------------ Touch Device Optimizations ------------------------ */
@media (hover: none) and (pointer: coarse) {
  .btn, .nav-link, .back-to-top, .contact-item a {
    min-height: 48px; min-width: 48px;
    display: flex; align-items: center; justify-content: center;
  }
  .btn:hover, .card:hover, .service-card:hover, .nav-link:hover {
    transform: none; box-shadow: none;
  }
  .back-to-top { width: 50px; height: 50px; }
}

/* ------------------------ Tablet Landscape específicos ------------------------ */
@media (min-width: 768px) and (max-width: 1024px) and (orientation: landscape) {
  .hero { padding: 100px 0 60px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-content { grid-template-columns: repeat(2, 1fr); }
}

/* ------------------------ iPhone Notch safe-areas ------------------------ */
@supports (padding: max(0px)) {
  .container {
    padding-left: max(20px, env(safe-area-inset-left));
    padding-right: max(20px, env(safe-area-inset-right));
  }
  @media (max-width: 767px) {
    .container {
      padding-left: max(12px, env(safe-area-inset-left));
      padding-right: max(12px, env(safe-area-inset-right));
    }
  }
  @media (max-width: 480px) {
    .container {
      padding-left: max(10px, env(safe-area-inset-left));
      padding-right: max(10px, env(safe-area-inset-right));
    }
  }
}

/* =========================================================
   UTILITÁRIOS ESPECÍFICOS (lead.php / contato.php)
   ========================================================= */

/* Wrapper das duas colunas (form + lateral) — desktop usa inline; aqui só declaramos a classe */
.responsive-grid {}

/* Linhas internas de 2 colunas dentro do formulário (tel/empresa etc.) — desktop usa inline; aqui só declaramos a classe */
.form-row-2 {}

/* (Ref ref ref) As quebras para .responsive-grid e .form-row-2 estão nos blocos de <=1024px e <=767px acima */