/* ============================================
   EBC - ESCOLA BRASILEIRA CRISTÃ
   Global Styles - Reset, Variables & Typography
   ============================================ */

:root {
  /* PRIMARY PALETTE - PREMIUM PURPLE */
  --primary-dark: #600070;
  --primary-main: #800F94;
  --primary-light: #D99FE8;
  --link-hover-color: #1E3A8A;
  
  /* SECONDARY & ACCENTS */
  --secondary-green: #10B981;
  --accent-gold: #F59E0B;
  
  /* NEUTRALS */
  --text-dark: #111827;
  --text-gray: #6B7280;
  --text-light: #9CA3AF;
  --bg-white: #FFFAFA;
  --bg-light: #FEFAF9;
  --bg-gray: #F5F3F5;
  
  /* SHADOWS - SUBTLE & PREMIUM */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.12);
  
  /* TRANSITIONS */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* SPACING */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: #FFFAFA;
  overflow-x: hidden;
  /* padding-top removido: banner-slider compensa internamente via top offset */
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-dark);
}

h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.75rem;
  margin-bottom: var(--space-md);
}

h4 {
  font-size: 1.25rem;
  margin-bottom: var(--space-md);
}

h5 {
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
}

h6 {
  font-size: 1rem;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-gray);
}

p {
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

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

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

button,
a {
  touch-action: manipulation;
}

img, picture, video, iframe {
  max-width: 100%;
  height: auto;
  display: block;
}

.responsive-two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

@media (max-width: 768px) {
  .responsive-two-column {
    grid-template-columns: 1fr !important;
    gap: 1.5rem !important;
  }
}

strong {
  font-weight: 600;
}

em {
  font-style: italic;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-primary {
  color: var(--primary-main) !important;
}

.text-dark {
  color: var(--text-dark) !important;
}

.text-gray {
  color: var(--text-gray) !important;
}

.text-muted {
  color: var(--text-light) !important;
}

.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.bg-light {
  background-color: var(--bg-light) !important;
}

.bg-gray {
  background-color: var(--bg-gray) !important;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mt-4 { margin-top: var(--space-xl); }
.mt-5 { margin-top: var(--space-2xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }
.mb-4 { margin-bottom: var(--space-xl); }
.mb-5 { margin-bottom: var(--space-2xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-sm); }
.p-2 { padding: var(--space-md); }
.p-3 { padding: var(--space-lg); }
.p-4 { padding: var(--space-xl); }
.p-5 { padding: var(--space-2xl); }

/* ============================================
   RESPONSIVE TYPOGRAPHY
   ============================================ */

@media (max-width: 768px) {
  h1 {
    font-size: 2.25rem;
  }

  h2 {
    font-size: 1.875rem;
  }

  h3 {
    font-size: 1.5rem;
  }

  body {
    font-size: 15px;
  }
}

/* ── Páginas internas: compensar navbar fixed ── */
body.page-interna {
  padding-top: 78px;
}

@media (max-width: 768px) {
  body.page-interna {
    padding-top: 62px;
  }
}