/* CHRD Training Academy - Design Tokens & Main Stylesheet */
/* Mobile-First Optimized: Pixel-Perfect Responsiveness (320px - 2560px+) */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  /* Background System */
  --primary-bg: #0B1120;
  --secondary-bg: #131D36;
  --card-bg: #1B2645;
  --bg-ivory: #0B1120;
  --bg-main: #0B1120;
  --bg-soft: #131D36;
  --bg-alt: #172443;
  
  /* Accent Colors */
  --accent-emerald: #00C896;
  --accent-emerald-hover: #05E5AD;
  --accent-emerald-soft: rgba(0, 200, 150, 0.12);
  
  --accent-purple: #7C5CFF;
  --accent-purple-hover: #9275FF;
  --accent-purple-soft: rgba(124, 92, 255, 0.15);

  /* Border System */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.08);
  --border-glass: rgba(255, 255, 255, 0.08);

  /* Text System */
  --text-main: #F8FAFC;
  --text-primary: #F8FAFC;
  --text-secondary: #CBD5E1;
  --text-muted: #94A3B8;
  --text-white: #FFFFFF;

  /* Glassmorphism & Shadows */
  --glass-bg: rgba(11, 17, 32, 0.94);
  --glass-border: rgba(255, 255, 255, 0.08);
  --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 20px 45px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px rgba(0, 200, 150, 0.3);

  /* Layout & Spacing */
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Strict Box Model & Zero Overflow */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden !important;
  width: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--primary-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden !important;
  width: 100%;
  max-width: 100vw;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}

/* Allow text selection in form fields */
input,
textarea,
select,
[contenteditable="true"],
.selectable {
  user-select: text !important;
  -webkit-user-select: text !important;
  -moz-user-select: text !important;
  -ms-user-select: text !important;
}

/* Disable image dragging */
img {
  user-drag: none;
  -webkit-user-drag: none;
}

/* Content Protection Toast Notification */
.cp-toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(19, 29, 54, 0.95);
  color: #F8FAFC;
  border: 1px solid rgba(0, 200, 150, 0.4);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 15px rgba(0, 200, 150, 0.2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 24px;
  border-radius: 9999px;
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 99999;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
}

.cp-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.cp-toast-icon {
  width: 18px;
  height: 18px;
  fill: #00C896;
  flex-shrink: 0;
}

/* Disable Printing via Print Media Query */
@media print {
  body {
    display: none !important;
  }
  html::before {
    content: "Printing has been disabled for content protection.";
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    padding: 60px 20px;
    color: #111827;
  }
}

/* Fluid Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  word-break: break-word;
  overflow-wrap: break-word;
}

h1 { font-size: clamp(1.8rem, 5vw + 0.8rem, 3.75rem); }
h2 { font-size: clamp(1.45rem, 3.5vw + 0.6rem, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw + 0.4rem, 1.75rem); }
h4 { font-size: clamp(1.05rem, 1.8vw + 0.3rem, 1.35rem); }
h5 { font-size: 1rem; }
h6 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--accent-emerald); }

p {
  color: var(--text-secondary);
  font-size: clamp(0.925rem, 1vw + 0.2rem, 1.05rem);
  line-height: 1.65;
  word-break: break-word;
  overflow-wrap: break-word;
}

a {
  color: var(--accent-emerald);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-emerald-hover);
}

ul, ol {
  list-style: none;
}

img, svg, video {
  max-width: 100% !important;
  height: auto !important;
  display: block;
}

/* Edge-to-Edge Section & Fluid Containers */
.section {
  width: 100%;
  padding: clamp(3rem, 6vw, 6rem) 0;
  position: relative;
  background-color: var(--primary-bg);
  box-sizing: border-box;
}

.section-bg-soft {
  background-color: var(--secondary-bg);
}

.section-bg-forest, .section-bg-indigo {
  background-color: var(--primary-bg);
  color: var(--text-primary);
}

.container {
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1rem, 4vw, 2.25rem);
  padding-right: clamp(1rem, 4vw, 2.25rem);
  box-sizing: border-box;
}

@media (min-width: 1920px) {
  .container {
    max-width: 1600px;
  }
}

.container-narrow {
  max-width: 920px;
}

/* Section Header Utility */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto clamp(1.75rem, 4vw, 3.5rem) auto;
  padding: 0 0.5rem;
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.85rem;
  max-width: 100%;
  white-space: normal;
  word-break: break-word;
}

.badge-emerald, .badge-forest {
  background-color: var(--accent-emerald-soft);
  color: var(--accent-emerald);
  border: 1px solid rgba(0, 200, 150, 0.3);
}

.badge-purple, .badge-gold {
  background-color: var(--accent-purple-soft);
  color: var(--accent-purple);
  border: 1px solid rgba(124, 92, 255, 0.3);
}

.badge-mint {
  background-color: var(--accent-emerald-soft);
  color: var(--accent-emerald);
  border: 1px solid rgba(0, 200, 150, 0.25);
}

.badge-white {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(8px);
}

.section-title {
  margin-bottom: 0.85rem;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: clamp(0.95rem, 1.4vw, 1.15rem);
  color: var(--text-secondary);
}

/* Fluid Responsive Grid System */
.grid {
  display: grid;
  gap: clamp(1.15rem, 2.5vw, 2rem);
  width: 100%;
}

.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1100px) {
  .grid-cols-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
  .grid-cols-4, .grid-cols-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-cols-4, .grid-cols-3, .grid-cols-2 { grid-template-columns: 1fr !important; }
}

/* Gradient Text */
.gradient-text {
  background: linear-gradient(135deg, #00C896 0%, #7C5CFF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-text-emerald {
  background: linear-gradient(135deg, #F8FAFC 0%, #00C896 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}