/* --------------------------------------------------------------------------
   1. DESIGN SYSTEM VARIABLES & ROOT
   -------------------------------------------------------------------------- */
:root {
  --primary-blue: #1E2356;
  --primary-blue-dark: #14173B;
  --accent-orange: #EF7D20;
  --accent-orange-hover: #D66A15;
  --light-bg: #F8F9FC;
  --card-bg: #FFFFFF;
  --dark-text: #111827;
  --gray-text: #4B5563;
  --gray-light: #9CA3AF;
  --gray-border: #E5E7EB;
  
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 25px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-smooth: 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* --------------------------------------------------------------------------
   2. RESET & GLOBAL BASE STYLES
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--dark-text);
  background-color: var(--light-bg);
  line-height: 1.6;
  overflow-x: hidden;
  width: 100%;
}

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

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --------------------------------------------------------------------------
   3. FLOATING COMPONENTS & UTILITIES
   -------------------------------------------------------------------------- */
.whatsapp-float {
  position: fixed;
  bottom: 25px;
  left: 25px;
  background-color: #25D366;
  color: #FFFFFF;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.9rem;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  z-index: 2000;
  text-decoration: none;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.whatsapp-float:hover {
  transform: scale(1.12);
}

/* Typography Helpers */
.section-badge {
  color: var(--accent-orange);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}

.section-title {
  margin-bottom: 3.5rem;
}

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

.section-title h2 {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--primary-blue);
  line-height: 1.25;
}

.section-title p {
  color: var(--gray-text);
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  margin-top: 0.5rem;
}

/* Button Classes */
.btn-orange {
  background-color: var(--accent-orange);
  color: #FFFFFF;
  padding: 0.85rem 1.8rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: none;
  cursor: pointer;
  transition: background-color 0.25s ease, transform 0.2s ease;
}

.btn-orange:hover {
  background-color: var(--accent-orange-hover);
  transform: translateY(-1px);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  background-color: var(--primary-orange, #ff6b00);
  color: #ffffff;
  border: none;
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.2s ease;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px);
  background-color: var(--primary-orange-hover, #e05e00);
}