/* Importando fontes premium */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,500;1,600;1,700&display=swap');

/* Reset e Configurações Globais */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Variáveis - Tema Claro */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-glass: rgba(255, 255, 255, 0.7);
  --border-glass: rgba(255, 255, 255, 0.4);
  
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  
  --primary: #0d9488; /* Teal para segurança/médico */
  --primary-hover: #0f766e;
  --primary-light: #ccfbf1;
  
  --accent: #ef4444; /* Vermelho para emergência */
  --accent-hover: #dc2626;
  --accent-light: #fee2e2;

  --success: #10b981;
  --success-light: #d1fae5;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --info: #3b82f6;
  --info-light: #dbeafe;
  
  --border-color: #e2e8f0;
  
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-premium: 0 20px 25px -5px rgba(13, 148, 136, 0.05), 0 8px 10px -6px rgba(13, 148, 136, 0.05);

  --font-mono: 'IBM Plex Mono', monospace;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  /* Variáveis - Tema Escuro */
  --bg-primary: #080d16;
  --bg-secondary: #111827;
  --bg-tertiary: #1f2937;
  --bg-glass: rgba(17, 24, 39, 0.7);
  --border-glass: rgba(255, 255, 255, 0.05);
  
  --text-primary: #f9fafb;
  --text-secondary: #e5e7eb;
  --text-muted: #9ca3af;
  
  --primary: #14b8a6;
  --primary-hover: #0d9488;
  --primary-light: rgba(20, 184, 166, 0.15);
  
  --accent: #f87171;
  --accent-hover: #ef4444;
  --accent-light: rgba(239, 68, 68, 0.15);
  
  --success: #34d399;
  --success-light: rgba(52, 211, 153, 0.15);
  --warning: #fbbf24;
  --warning-light: rgba(251, 191, 36, 0.15);
  --info: #60a5fa;
  --info-light: rgba(96, 165, 250, 0.15);
  
  --border-color: #374151;
  
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  --shadow-premium: 0 20px 25px -5px rgba(0, 0, 0, 0.4);
}

html {
  scroll-behavior: smooth;
  font-size: 18px; /* Aumenta o tamanho base de todas as fontes */
}

body {
  font-family: var(--font-mono);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: var(--transition);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Container Principal */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
header {
  background-color: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-glass);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: var(--transition);
  padding: 1rem 0;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-icon {
  background-color: var(--accent-light);
  color: var(--accent);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.logo:hover .logo-icon {
  transform: rotate(15deg) scale(1.05);
}

.logo-text h1 {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

.logo-text p {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Botão de Tema */
.theme-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.theme-btn:hover {
  background: var(--border-color);
  transform: scale(1.05);
}

.theme-btn svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

/* Banner de Números de Emergência Rápidos */
.emergency-strip {
  background: linear-gradient(135deg, var(--accent) 0%, #b91c1c 100%);
  color: white;
  padding: 0.75rem 0;
  font-weight: 600;
  box-shadow: var(--shadow-md);
}

.emergency-strip-content {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 1rem;
}

.emergency-number-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: white;
  text-decoration: none;
  padding: 0.35rem 0.85rem;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 30px;
  font-size: 0.9rem;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.emergency-number-link:hover {
  background: white;
  color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Seção Hero */
.hero {
  padding: 4rem 0 2.5rem 0;
  text-align: center;
}

.hero h2 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2rem auto;
}

/* Barra de Pesquisa e Filtros */
.controls-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-premium);
  margin-bottom: 3rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.search-box {
  position: relative;
  width: 100%;
}

.search-box input {
  width: 100%;
  padding: 1rem 1rem 1rem 3rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 1rem;
  transition: var(--transition);
  outline: none;
}

.search-box input:focus {
  border-color: var(--primary);
  background-color: var(--bg-secondary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.search-box svg {
  position: absolute;
  left: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 20px;
  height: 20px;
  pointer-events: none;
}

.categories-tabs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
  scrollbar-width: none; /* Firefox */
}

.categories-tabs::-webkit-scrollbar {
  display: none; /* Safari e Chrome */
}

.tab-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.6rem 1.25rem;
  border-radius: 30px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.875rem;
  white-space: nowrap;
  transition: var(--transition);
}

.tab-btn:hover {
  background: var(--border-color);
  color: var(--text-primary);
}

.tab-btn.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

/* Grid de Cards de Dicas */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

/* Card Individual */
.tip-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.tip-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--primary);
  transition: var(--transition);
}

/* Cores específicas de borda de categoria no card */
.tip-card.cat-saúde::before { background: var(--primary); }
.tip-card.cat-doméstica::before { background: var(--warning); }
.tip-card.cat-segurança::before { background: var(--accent); }

.tip-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.tip-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.tip-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
}

.cat-saúde .tip-badge {
  background-color: var(--primary-light);
  color: var(--primary);
}

.cat-doméstica .tip-badge {
  background-color: var(--warning-light);
  color: #d97706;
}

.cat-segurança .tip-badge {
  background-color: var(--accent-light);
  color: var(--accent);
}

.tip-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  transition: var(--transition);
}

.tip-card:hover .tip-icon {
  background-color: var(--primary-light);
  color: var(--primary);
}

.tip-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.tip-body p {
  font-size: 0.925rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tip-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
}

.tip-footer svg {
  width: 16px;
  height: 16px;
  transition: var(--transition);
}

.tip-card:hover .tip-footer svg {
  transform: translateX(4px);
}

/* Modais de Detalhe */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal.active {
  display: flex;
  animation: fadeIn 0.25s ease-out;
}

.modal-content {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 650px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.modal-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background-color: var(--bg-secondary);
  z-index: 10;
}

.modal-title-area {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.modal-title-area h3 {
  font-size: 1.35rem;
  font-weight: 800;
}

.modal-close {
  background: var(--bg-tertiary);
  border: none;
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close:hover {
  background-color: var(--accent-light);
  color: var(--accent);
}

.modal-body {
  padding: 2rem;
}

.modal-intro {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* Colunas Fazer vs Não Fazer */
.dos-donts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 600px) {
  .dos-donts {
    grid-template-columns: 1fr 1fr;
  }
}

.do-card, .dont-card {
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.do-card {
  background-color: var(--success-light);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.dont-card {
  background-color: var(--accent-light);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.do-card h4, .dont-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.do-card h4 { color: var(--success); }
.dont-card h4 { color: var(--accent); }

.do-card ul, .dont-card ul {
  list-style: none;
  font-size: 0.9rem;
}

.do-card li, .dont-card li {
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1.25rem;
  color: var(--text-secondary);
}

.do-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: bold;
}

.dont-card li::before {
  content: '✗';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: bold;
}

/* Seção de observação importante */
.modal-note {
  background-color: var(--warning-light);
  border-left: 4px solid var(--warning);
  color: #d97706;
  padding: 1rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 0.875rem;
  font-weight: 500;
  margin-top: 1.5rem;
}

[data-theme="dark"] .modal-note {
  color: #fbbf24;
}

/* Footer */
footer {
  margin-top: auto;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 2rem 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-content p {
  margin-bottom: 0.5rem;
}

.footer-disclaimer {
  font-size: 0.75rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Animações */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* Sem Resultados da Pesquisa */
.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem;
  background-color: var(--bg-secondary);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-muted);
}

.no-results svg {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  stroke: var(--text-muted);
}

/* Responsividade geral */
@media (max-width: 768px) {
  .hero h2 {
    font-size: 2rem;
  }
  
  .emergency-strip-content {
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
  }
  
  .emergency-number-link {
    width: 100%;
    max-width: 250px;
    justify-content: center;
  }
}