/*
Theme Name: AHInfo Theme
Theme URI: https://ahinfo.net.br
Author: AHInfo
Description: Tema premium customizado focado em conversão B2B, performance e design moderno (Dark Mode).
Version: 1.0.0
License: MIT
Text Domain: ahinfo
*/

/* ==========================================================================
   Design System & Variáveis (Dark Mode Nativo)
   ========================================================================== */
:root {
  /* Cores Principais */
  --bg-color: #121214;
  --bg-surface: #1E1E24;
  --bg-surface-hover: #292930;
  /* Fundo do cabeçalho */
  --header-bg: rgba(18, 18, 20, 0.9);
  --header-border: rgba(255, 255, 255, 0.05);
  
  --primary-color: #06B6D4; /* Ciano moderno */
  --primary-hover: #0891B2;
  
  --secondary-color: #8B5CF6; /* Roxo Ametista */
  --secondary-hover: #7C3AED;
  
  --accent-yellow: #EAB308;
  --accent-red: #EF4444;

  /* Texto */
  --text-main: #E4E4E7;
  --text-muted: #A1A1AA;
  --text-heading: #FFFFFF;
  --hero-gradient: linear-gradient(to right, #FFFFFF, #A1A1AA);

  /* Espaçamento e Bordas */
  --radius-md: 8px;
  --radius-lg: 16px;
  --transition: all 0.3s ease;
}

/* ==========================================================================
   Light Mode Override
   ========================================================================== */
:root[data-theme="light"] {
  --bg-color: #F8FAFC;
  --bg-surface: #FFFFFF;
  --bg-surface-hover: #F1F5F9;
  
  --header-bg: rgba(255, 255, 255, 0.95);
  --header-border: rgba(0, 0, 0, 0.1);
  
  --text-main: #334155;
  --text-muted: #64748B;
  --text-heading: #0F172A;
  --hero-gradient: linear-gradient(to right, #0F172A, #334155);
}

/* ==========================================================================
   Reset Moderno e Base
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  scroll-behavior: smooth;
  line-height: 1.5;
  color: var(--text-main);
  background-color: var(--bg-color);
}

body {
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-heading);
  font-weight: 700;
  line-height: 1.2;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-hover);
}

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

/* ==========================================================================
   Tipografia
   ========================================================================== */
h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 1.5rem; }
h3 { font-size: 1.5rem; margin-bottom: 1rem; }
p { margin-bottom: 1rem; }

/* ==========================================================================
   Componentes (Botões)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: #fff;
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.5);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-outline:hover {
  background: var(--primary-color);
  color: #fff;
}

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

section {
  padding: 5rem 0;
}

/* ==========================================================================
   Cabeçalho (Header)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--header-border);
  transition: var(--transition);
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 100px;
  padding: 10px 0;
}

.site-branding a {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-heading);
  letter-spacing: -1px;
}

.site-branding span {
  color: var(--primary-color);
}

.main-navigation ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.main-navigation a {
  color: var(--text-main);
  font-weight: 500;
  font-size: 0.95rem;
}

.main-navigation a:hover {
  color: var(--primary-color);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px; /* offset do header */
  background: radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 20% 80%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
}

.hero-content {
  max-width: 800px;
}

.hero h1 {
  margin-bottom: 1.5rem;
  background: var(--hero-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 650px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

/* ==========================================================================
   Seção: Dor e Solução
   ========================================================================== */
.transition-section {
  background-color: var(--bg-surface);
  text-align: center;
}

.transition-section h2 {
  max-width: 600px;
  margin: 0 auto 1.5rem;
}

.transition-section p {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.1rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Grid de Serviços (4 Pilares)
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.service-card {
  background: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-5px);
  background: var(--bg-surface-hover);
  border-color: rgba(255, 255, 255, 0.1);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.service-focus {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  display: block;
}

/* ==========================================================================
   Sobre Mim
   ========================================================================== */
.about-section {
  background: var(--bg-color);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
}

.about-image::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  padding: 2px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.5;
}

/* ==========================================================================
   Benefícios
   ========================================================================== */
.benefits-section {
  background: var(--bg-surface);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
}

.benefit-item .icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

/* ==========================================================================
   CTA Final & Footer
   ========================================================================== */
.cta-section {
  background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
  color: #fff;
  text-align: center;
  padding: 6rem 0;
}

.cta-section h2 {
  color: #fff;
  margin-bottom: 1.5rem;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
  margin: 0 auto 2.5rem;
  max-width: 600px;
}

.cta-section .btn {
  background: #fff;
  color: var(--secondary-color);
  box-shadow: none;
}

.cta-section .btn:hover {
  background: var(--bg-color);
  color: #fff;
}

.site-footer {
  background: #09090A;
  padding: 3rem 0;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* ==========================================================================
   Paginação e Navegação de Posts
   ========================================================================== */
.navigation {
  margin-top: 3rem;
  padding-top: 2rem;
}
.nav-links {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.nav-previous a, .nav-next a {
  display: inline-flex;
  padding: 0.75rem 1.5rem;
  background-color: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--primary-color);
  font-weight: 500;
  transition: var(--transition);
}
.nav-previous a:hover, .nav-next a:hover {
  background-color: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}
.nav-subtitle {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

/* ==========================================================================
   Theme Toggle Button
   ========================================================================== */
.theme-toggle-btn {
  background: none;
  border: none;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  margin-left: 1rem;
  border-radius: 50%;
  transition: var(--transition);
}
.theme-toggle-btn:hover {
  background: var(--bg-surface-hover);
  color: var(--primary-color);
}
:root[data-theme="light"] .sun-icon {
  display: none;
}
:root[data-theme="light"] .moon-icon {
  display: block;
}
:root[data-theme="dark"] .sun-icon {
  display: block;
}
:root[data-theme="dark"] .moon-icon {
  display: none;
}

/* ==========================================================================
   Navegação Mobile & Logo
   ========================================================================== */
.site-logo {
  max-height: 89px;
  width: 280px;
  object-fit: contain;
  transition: var(--transition);
}

.mobile-menu-toggle {
  display: none;
}

/* ==========================================================================
   Responsividade
   ========================================================================== */
@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-actions {
    flex-direction: column;
  }
  
  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .site-logo {
    width: 180px;
  }
  
  .mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
    margin-left: auto;
  }
  
  .mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-heading);
    transition: var(--transition);
  }
  
  .main-navigation {
    display: none !important;
    position: absolute;
    top: 100px;
    left: 0;
    width: 100%;
    background: var(--header-bg);
    flex-direction: column;
    padding: 2rem;
    border-bottom: 1px solid var(--header-border);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  }
  
  .main-navigation.is-open {
    display: flex !important;
  }
  
  .main-navigation ul {
    flex-direction: column;
    width: 100%;
    text-align: center;
    gap: 1.5rem;
  }
  
  .theme-toggle-btn {
    margin: 1rem auto 0;
  }
}