/* =================================================================
   DESEC Documentation - Professional Design System
   Dark-First | Security-Focused | Modern UI/UX
   ================================================================= */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  /* === Color Palette - Professional Dark Theme === */
  /* Primary Grays - Refined Scale */
  --primary-50: #0f172a;    /* Deepest Dark */
  --primary-100: #1e293b;   /* Dark Surface */
  --primary-150: #253649;   /* Mid Dark */
  --primary-200: #334155;   /* Card Background */
  --primary-250: #3f4c63;   /* Elevated Surface */
  --primary-300: #475569;   /* Border Primary */
  --primary-400: #64748b;   /* Text Quaternary */
  --primary-500: #94a3b8;   /* Text Tertiary */
  --primary-600: #cbd5e1;   /* Text Secondary */
  --primary-700: #e2e8f0;   /* Text Primary Muted */
  --primary-800: #f1f5f9;   /* Text Primary */
  --primary-900: #f8fafc;   /* Text Primary Strong */

  /* Accent Colors - Enhanced Palette */
  --accent-blue: #3b82f6;        /* Primary Blue */
  --accent-blue-hover: #2563eb;  /* Blue Hover */
  --accent-blue-light: #60a5fa;  /* Light Blue */
  --accent-blue-dark: #1e40af;   /* Dark Blue */
  
  --accent-cyan: #06b6d4;        /* Primary Cyan */
  --accent-cyan-hover: #0891b2;  /* Cyan Hover */
  --accent-cyan-light: #22d3ee;  /* Light Cyan */
  --accent-cyan-dark: #0e7490;   /* Dark Cyan */
  
  --accent-emerald: #10b981;      /* Success/Green */
  --accent-emerald-hover: #059669;
  --accent-emerald-light: #34d399;
  
  --accent-amber: #f59e0b;        /* Warning/Yellow */
  --accent-amber-hover: #d97706;
  --accent-amber-light: #fbbf24;
  
  --accent-red: #ef4444;          /* Error/Red */
  --accent-red-hover: #dc2626;
  --accent-red-light: #f87171;
  
  --accent-purple: #8b5cf6;       /* Accent Purple */
  --accent-purple-hover: #7c3aed;
  
  --accent-indigo: #6366f1;       /* Accent Indigo */
  --accent-indigo-hover: #4f46e5;

  /* Semantic Colors */
  --success: var(--accent-emerald);
  --success-bg: rgba(16, 185, 129, 0.1);
  --success-border: rgba(16, 185, 129, 0.2);
  
  --warning: var(--accent-amber);
  --warning-bg: rgba(245, 158, 11, 0.1);
  --warning-border: rgba(245, 158, 11, 0.2);
  
  --error: var(--accent-red);
  --error-bg: rgba(239, 68, 68, 0.1);
  --error-border: rgba(239, 68, 68, 0.2);
  
  --info: var(--accent-blue);
  --info-bg: rgba(59, 130, 246, 0.1);
  --info-border: rgba(59, 130, 246, 0.2);

  /* Dark Theme (Default) - Enhanced Hierarchy */
  --bg-primary: var(--primary-50);           /* Main background */
  --bg-secondary: var(--primary-100);        /* Secondary surfaces */
  --bg-tertiary: var(--primary-150);         /* Elevated surfaces */
  --bg-quaternary: var(--primary-200);       /* Card backgrounds */
  --bg-elevated: var(--primary-250);         /* Hover states */
  --bg-card: var(--primary-100);             /* Card default */
  --bg-card-hover: var(--primary-150);       /* Card hover */
  --bg-input: var(--primary-200);            /* Input backgrounds */
  --bg-overlay: rgba(15, 23, 42, 0.85);      /* Modal overlays */
  --bg-glass: rgba(30, 41, 59, 0.85);        /* Glass morphism */
  --bg-code: var(--primary-150);             /* Code backgrounds */

  --text-primary: var(--primary-900);        /* Primary text */
  --text-secondary: var(--primary-600);      /* Secondary text */
  --text-tertiary: var(--primary-500);       /* Tertiary text */
  --text-quaternary: var(--primary-400);     /* Muted text */
  --text-inverse: var(--primary-50);         /* Inverse text */
  --text-accent: var(--accent-blue);         /* Accent text */

  --border-primary: var(--primary-300);      /* Primary borders */
  --border-secondary: var(--primary-250);    /* Secondary borders */
  --border-tertiary: var(--primary-200);     /* Subtle borders */
  --border-hover: var(--primary-400);        /* Hover borders */
  --border-focus: var(--accent-blue);        /* Focus borders */
  --border-accent: var(--accent-cyan);       /* Accent borders */

  /* === Typography === */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
  --font-display: 'Inter', var(--font-sans);

  /* Font Weights */
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  /* Font Sizes - Type Scale */
  --text-xs: 0.75rem;     /* 12px */
  --text-sm: 0.875rem;    /* 14px */
  --text-base: 1rem;      /* 16px */
  --text-lg: 1.125rem;    /* 18px */
  --text-xl: 1.25rem;     /* 20px */
  --text-2xl: 1.5rem;     /* 24px */
  --text-3xl: 1.875rem;   /* 30px */
  --text-4xl: 2.25rem;    /* 36px */
  --text-5xl: 3rem;       /* 48px */

  /* Line Heights */
  --leading-none: 1;
  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  --leading-loose: 2;

  /* === Spacing System === */
  --space-0: 0;
  --space-1: 0.25rem;     /* 4px */
  --space-2: 0.5rem;      /* 8px */
  --space-3: 0.75rem;     /* 12px */
  --space-4: 1rem;        /* 16px */
  --space-5: 1.25rem;     /* 20px */
  --space-6: 1.5rem;      /* 24px */
  --space-7: 1.75rem;     /* 28px */
  --space-8: 2rem;        /* 32px */
  --space-10: 2.5rem;     /* 40px */
  --space-12: 3rem;       /* 48px */
  --space-16: 4rem;       /* 64px */
  --space-20: 5rem;       /* 80px */
  --space-24: 6rem;       /* 96px */
  --space-32: 8rem;       /* 128px */

  /* === Shadows & Effects === */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);

  /* Dark theme shadows */
  --shadow-dark-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-dark-base: 0 1px 3px 0 rgba(0, 0, 0, 0.4), 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-dark-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-dark-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);

  /* === Border Radius === */
  --radius-sm: 0.25rem;   /* 4px */
  --radius-base: 0.375rem; /* 6px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 0.75rem;   /* 12px */
  --radius-xl: 1rem;      /* 16px */
  --radius-2xl: 1.5rem;   /* 24px */
  --radius-full: 9999px;

  /* === Transitions === */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-all: all var(--transition-base);

  /* === Z-Index Scale === */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-toast: 1080;

  /* === Layout Dimensions === */
  --sidebar-width: 280px;
  --sidebar-width-collapsed: 60px;
  --header-height: 64px;
  --content-max-width: 1200px;
  --container-padding: var(--space-6);

  /* === Breakpoints (for reference) === */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
}

/* === Light Theme Override === */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: var(--primary-800);
  --bg-tertiary: var(--primary-700);
  --bg-quaternary: var(--primary-600);
  --bg-elevated: var(--primary-700);
  --bg-card: #ffffff;
  --bg-card-hover: var(--primary-800);
  --bg-input: var(--primary-800);
  --bg-overlay: rgba(255, 255, 255, 0.85);
  --bg-glass: rgba(248, 250, 252, 0.85);
  --bg-code: var(--primary-800);

  --text-primary: var(--primary-50);
  --text-secondary: var(--primary-300);
  --text-tertiary: var(--primary-400);
  --text-quaternary: var(--primary-500);
  --text-inverse: var(--primary-900);
  --text-accent: var(--accent-blue);

  --border-primary: var(--primary-700);
  --border-secondary: var(--primary-600);
  --border-tertiary: var(--primary-800);
  --border-hover: var(--primary-600);
  --border-focus: var(--accent-blue);
  --border-accent: var(--accent-cyan);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  min-height: 100vh;
}

/* ===== FOCUS MANAGEMENT ===== */
*:focus {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

.focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

/* ===== LAYOUT STRUCTURE ===== */
.layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-primary);
  z-index: var(--z-fixed);
  transition: var(--transition-all);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 var(--container-padding);
  max-width: 100vw;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: var(--font-weight-bold);
  font-size: var(--text-lg);
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition-all);
}

.logo:hover {
  color: var(--accent-blue);
  transform: translateY(-1px);
}

.logo i {
  color: var(--accent-blue);
  font-size: var(--text-xl);
  filter: drop-shadow(0 0 8px rgba(59, 130, 246, 0.3));
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.header-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: var(--radius-md);
  background-color: transparent;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: var(--transition-all);
  position: relative;
}

.header-btn:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.header-btn:active {
  transform: translateY(0);
}

/* ===== SEARCH OVERLAY ===== */
.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-overlay);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 15vh;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
}

.search-overlay:not(.hidden) {
  opacity: 1;
  visibility: visible;
}

.search-container {
  width: 90%;
  max-width: 600px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-dark-2xl);
  overflow: hidden;
  transform: translateY(20px) scale(0.95);
  transition: var(--transition-base);
}

.search-overlay:not(.hidden) .search-container {
  transform: translateY(0) scale(1);
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  padding: var(--space-5);
  border-bottom: 1px solid var(--border-primary);
}

.search-input-wrapper i {
  color: var(--text-tertiary);
  margin-right: var(--space-3);
  font-size: var(--text-lg);
}

#searchInput {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: var(--text-lg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-weight: var(--font-weight-medium);
}

#searchInput::placeholder {
  color: var(--text-tertiary);
  font-weight: var(--font-weight-normal);
}

.search-close {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-base);
  transition: var(--transition-all);
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-close:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.search-results {
  max-height: 400px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border-primary) transparent;
}

.search-results::-webkit-scrollbar {
  width: 6px;
}

.search-results::-webkit-scrollbar-track {
  background: transparent;
}

.search-results::-webkit-scrollbar-thumb {
  background-color: var(--border-primary);
  border-radius: var(--radius-full);
}

/* ===== SIDEBAR ===== */
.sidebar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: var(--sidebar-width);
  height: calc(100vh - var(--header-height));
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-primary);
  overflow-y: auto;
  z-index: var(--z-sticky);
  scrollbar-width: thin;
  scrollbar-color: var(--border-primary) transparent;
  transition: var(--transition-all);
}

.sidebar::-webkit-scrollbar {
  width: 6px;
}

.sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
  background-color: var(--border-primary);
  border-radius: var(--radius-full);
}

.sidebar-content {
  padding: var(--space-8) 0 var(--space-16);
}

.nav-group {
  margin-bottom: var(--space-8);
}

.nav-header {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-quaternary);
  padding: 0 var(--space-6);
  margin-bottom: var(--space-4);
  position: relative;
}

.nav-header::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: var(--space-6);
  right: var(--space-6);
  height: 1px;
  background: linear-gradient(90deg, var(--border-primary), transparent);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-6);
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-all);
  border-left: 3px solid transparent;
  font-weight: var(--font-weight-medium);
  position: relative;
}

.nav-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 100%;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  transition: var(--transition-all);
  border-radius: 0 var(--radius-base) var(--radius-base) 0;
}

.nav-link:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  transform: translateX(4px);
}

.nav-link:hover::before {
  width: 3px;
}

.nav-link.active {
  background-color: var(--bg-card);
  color: var(--accent-blue);
  border-left-color: var(--accent-blue);
  font-weight: var(--font-weight-semibold);
}

.nav-link.active::before {
  width: 3px;
}

.nav-link i {
  width: 18px;
  font-size: var(--text-sm);
  text-align: center;
  transition: var(--transition-all);
}

.nav-link:hover i,
.nav-link.active i {
  transform: scale(1.1);
}

/* ===== MAIN CONTENT ===== */
.main {
  margin-left: var(--sidebar-width);
  margin-top: var(--header-height);
  min-height: calc(100vh - var(--header-height));
  background-color: var(--bg-primary);
  transition: var(--transition-all);
}

.section {
  display: none;
  padding: var(--space-12) var(--container-padding);
  max-width: var(--content-max-width);
  margin: 0 auto;
  animation: fadeInUp 0.4s ease-out;
}

.section.active {
  display: block;
}

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

/* ===== TYPOGRAPHY ===== */
.page-header {
  margin-bottom: var(--space-16);
  text-align: center;
  position: relative;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: -32px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-full);
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: var(--leading-tight);
}

.page-subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-8);
  line-height: var(--leading-relaxed);
}

h1 {
  font-size: var(--text-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-6);
  line-height: var(--leading-tight);
}

h2 {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: var(--space-12) 0 var(--space-6);
  line-height: var(--leading-tight);
  position: relative;
  padding-left: var(--space-4);
}

h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-full);
}

h3 {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: var(--space-8) 0 var(--space-4);
  line-height: var(--leading-snug);
}

h4 {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  margin: var(--space-6) 0 var(--space-3);
  line-height: var(--leading-snug);
}

h5 {
  font-size: var(--text-base);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  margin: var(--space-4) 0 var(--space-2);
  line-height: var(--leading-snug);
}

p {
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

/* ===== CONTENT COMPONENTS ===== */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}

.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  transition: var(--transition-all);
  position: relative;
  overflow: hidden;
}

.info-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  opacity: 0;
  transition: var(--transition-all);
}

.info-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-dark-lg);
  transform: translateY(-4px);
}

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

.card-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  color: white;
  font-size: var(--text-xl);
  box-shadow: var(--shadow-dark-md);
  transition: var(--transition-all);
}

.info-card:hover .card-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-dark-lg);
}

.info-card h3 {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  line-height: var(--leading-snug);
}

.info-card p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  margin-bottom: 0;
}

/* ===== WARNING/INFO BOXES ===== */
.warning-box {
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin: var(--space-8) 0;
  position: relative;
  overflow: hidden;
}

.warning-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 4px;
  background: var(--warning);
}

.warning-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  color: var(--warning);
  font-weight: var(--font-weight-semibold);
  font-size: var(--text-sm);
}

.warning-box p {
  color: var(--warning);
  font-size: var(--text-sm);
  margin-bottom: 0;
  line-height: var(--leading-relaxed);
}

/* Info Box Variant */
.info-box {
  background: var(--info-bg);
  border: 1px solid var(--info-border);
}

.info-box::before {
  background: var(--info);
}

.info-box .warning-header,
.info-box p {
  color: var(--info);
}

/* Success Box Variant */
.success-box {
  background: var(--success-bg);
  border: 1px solid var(--success-border);
}

.success-box::before {
  background: var(--success);
}

.success-box .warning-header,
.success-box p {
  color: var(--success);
}

/* Error Box Variant */
.error-box {
  background: var(--error-bg);
  border: 1px solid var(--error-border);
}

.error-box::before {
  background: var(--error);
}

.error-box .warning-header,
.error-box p {
  color: var(--error);
}

/* ===== STATS GRID ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-4);
  margin: var(--space-12) 0;
}

.stat-item {
  text-align: center;
  padding: var(--space-6);
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  transition: var(--transition-all);
  position: relative;
  overflow: hidden;
}

.stat-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
}

.stat-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-dark-md);
}

.stat-number {
  font-size: var(--text-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--accent-blue);
  display: block;
  line-height: var(--leading-none);
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: var(--font-weight-medium);
}

/* ===== METHODOLOGY FLOW ===== */
.methodology-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-8);
  margin: var(--space-12) 0;
  padding: var(--space-10);
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-dark-md);
}

.methodology-flow::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
}

.methodology-flow::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0.3;
}

.flow-step {
  flex: 1;
  min-width: 220px;
  text-align: center;
  padding: var(--space-5);
  position: relative;
}

.flow-step::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
  opacity: 0;
  transition: var(--transition-all);
}

.flow-step:hover::before {
  opacity: 0.5;
}

.step-number {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  color: white;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  font-weight: var(--font-weight-bold);
  font-size: var(--text-xl);
  box-shadow: var(--shadow-dark-md);
  transition: var(--transition-all);
  position: relative;
  z-index: 1;
}

.step-number::before {
  content: '';
  position: absolute;
  inset: -3px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-full);
  opacity: 0;
  transition: var(--transition-all);
  z-index: -1;
}

.flow-step:hover .step-number {
  transform: scale(1.15);
  box-shadow: var(--shadow-dark-lg);
}

.flow-step:hover .step-number::before {
  opacity: 0.3;
  transform: scale(1.2);
}

.flow-step h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  transition: var(--transition-all);
}

.flow-step:hover h3 {
  color: var(--accent-blue);
}

.flow-step p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  margin-bottom: 0;
  line-height: var(--leading-relaxed);
  transition: var(--transition-all);
}

.flow-step:hover p {
  color: var(--text-primary);
}

.flow-arrow {
  color: var(--text-tertiary);
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  opacity: 0.6;
  transition: var(--transition-all);
  position: relative;
}

.flow-arrow::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-full);
  opacity: 0;
  transition: var(--transition-all);
  z-index: -1;
}

.flow-arrow:hover {
  opacity: 1;
  color: white;
  transform: scale(1.2);
}

.flow-arrow:hover::before {
  opacity: 0.8;
}

/* ===== TABS SYSTEM ===== */
.tab-container {
  margin: var(--space-12) 0;
}

.tab-header {
  display: flex;
  border-bottom: 1px solid var(--border-primary);
  margin-bottom: var(--space-8);
  position: relative;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.tab-header::-webkit-scrollbar {
  display: none;
}

.tab-btn {
  padding: var(--space-4) var(--space-6);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition-all);
  font-weight: var(--font-weight-medium);
  font-size: var(--text-sm);
  white-space: nowrap;
  position: relative;
  flex-shrink: 0;
}

.tab-btn::before {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  transform: scaleX(0);
  transition: var(--transition-all);
}

.tab-btn:hover {
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.tab-btn.active {
  color: var(--accent-blue);
  font-weight: var(--font-weight-semibold);
}

.tab-btn.active::before {
  transform: scaleX(1);
}

.tab-content {
  display: none;
  animation: fadeInUp 0.3s ease-out;
}

.tab-content.active {
  display: block;
}

/* ===== CODE BLOCKS ===== */
.code-block {
  margin: var(--space-6) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-secondary);
  position: relative;
  background: var(--bg-code);
  box-shadow: var(--shadow-dark-sm);
  transition: var(--transition-all);
}

.code-block::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  opacity: 0.8;
}

.code-block::after {
  content: '';
  position: absolute;
  top: var(--space-3);
  left: var(--space-4);
  width: 12px;
  height: 12px;
  background: var(--accent-emerald);
  border-radius: var(--radius-full);
  box-shadow: 
    20px 0 0 var(--accent-amber),
    40px 0 0 var(--accent-red);
  opacity: 0.6;
}

.code-block:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-dark-md);
  transform: translateY(-1px);
}

.code-block pre {
  background: transparent;
  padding: var(--space-8) var(--space-6) var(--space-6);
  margin: 0;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-primary);
  scrollbar-width: thin;
  scrollbar-color: var(--accent-blue) transparent;
}

.code-block pre::-webkit-scrollbar {
  height: 8px;
}

.code-block pre::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: var(--radius-base);
}

.code-block pre::-webkit-scrollbar-thumb {
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-base);
}

.code-block pre::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(90deg, var(--accent-blue-hover), var(--accent-cyan-hover));
}

.code-block code {
  font-family: var(--font-mono);
  font-size: inherit;
  font-weight: var(--font-weight-normal);
}

/* Enhanced syntax highlighting */
.code-block pre .comment { 
  color: var(--text-tertiary); 
  font-style: italic; 
}

.code-block pre .keyword { 
  color: var(--accent-purple); 
  font-weight: var(--font-weight-semibold); 
}

.code-block pre .string { 
  color: var(--accent-emerald); 
}

.code-block pre .number { 
  color: var(--accent-amber); 
}

.code-block pre .function { 
  color: var(--accent-cyan); 
}

.code-block pre .operator { 
  color: var(--accent-blue); 
}

/* Inline code styling */
code:not(.code-block code) {
  font-family: var(--font-mono);
  background: var(--bg-secondary);
  color: var(--accent-blue);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 0.9em;
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--border-tertiary);
}

/* Copy button for code blocks */
.copy-btn {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-base);
  padding: var(--space-2) var(--space-3);
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: var(--text-xs);
  transition: var(--transition-all);
  opacity: 0;
  transform: translateY(-4px);
  font-family: var(--font-sans);
  font-weight: var(--font-weight-medium);
}

.code-block:hover .copy-btn {
  opacity: 1;
  transform: translateY(0);
}

.copy-btn:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-color: var(--border-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-dark-sm);
}

.copy-btn:active {
  transform: translateY(0);
}

.copy-btn.copied {
  color: var(--success);
  border-color: var(--success-border);
  background: var(--success-bg);
}

/* ===== TABLES ===== */
.table-container {
  margin: var(--space-8) 0;
  overflow-x: auto;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  scrollbar-width: thin;
  scrollbar-color: var(--border-primary) transparent;
  box-shadow: var(--shadow-dark-sm);
  position: relative;
}

.table-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.table-container::-webkit-scrollbar {
  height: 8px;
}

.table-container::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: var(--radius-base);
}

.table-container::-webkit-scrollbar-thumb {
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-base);
}

.table-container::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(90deg, var(--accent-blue-hover), var(--accent-cyan-hover));
}

table {
  width: 100%;
  border-collapse: collapse;
  background: transparent;
  font-size: var(--text-sm);
  position: relative;
}

th {
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
  padding: var(--space-5) var(--space-6);
  text-align: left;
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  border-bottom: 2px solid var(--accent-blue);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  position: sticky;
  top: 0;
  z-index: 2;
  white-space: nowrap;
}

th:first-child {
  border-radius: var(--radius-base) 0 0 0;
}

th:last-child {
  border-radius: 0 var(--radius-base) 0 0;
}

td {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border-secondary);
  color: var(--text-secondary);
  vertical-align: top;
  line-height: var(--leading-relaxed);
  font-weight: var(--font-weight-normal);
  white-space: pre-line;
  transition: var(--transition-all);
}

/* Special styling for multi-line cells */
td.multi-line {
  white-space: pre-line;
  line-height: var(--leading-normal);
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  background: var(--bg-secondary);
  color: var(--text-primary);
  transform: translateX(2px);
}

tr:nth-child(even) {
  background: rgba(30, 41, 59, 0.3);
}

tr:nth-child(odd) {
  background: rgba(15, 23, 42, 0.3);
}

/* ===== COMMAND SYSTEM ===== */
.command-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-5);
  margin: var(--space-8) 0;
}

.command-item {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: var(--transition-all);
  position: relative;
  overflow: hidden;
}

.command-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  opacity: 0;
  transition: var(--transition-all);
}

.command-item:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-dark-md);
  transform: translateY(-2px);
}

.command-item:hover::before {
  opacity: 1;
}

.command-title {
  font-family: var(--font-mono);
  font-weight: var(--font-weight-semibold);
  color: var(--accent-blue);
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
}

.command-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
  line-height: var(--leading-relaxed);
}

.command-example {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  background: var(--bg-tertiary);
  padding: var(--space-3);
  border-radius: var(--radius-base);
  color: var(--text-primary);
  display: block;
  overflow-x: auto;
  border-left: 3px solid var(--accent-blue);
}

.command-list {
  margin: var(--space-8) 0;
}

.command-item-full {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  margin-bottom: var(--space-6);
  position: relative;
  overflow: hidden;
  transition: var(--transition-all);
}

.command-item-full::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  opacity: 0;
  transition: var(--transition-all);
}

.command-item-full:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-dark-md);
}

.command-item-full:hover::before {
  opacity: 1;
}

.command-item-full h4 {
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
}

.command-item-full h5 {
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  font-size: var(--text-base);
  font-weight: var(--font-weight-medium);
}

/* ===== FEATURE COMPONENTS ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
  margin: var(--space-8) 0;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: var(--transition-all);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  opacity: 0;
  transition: var(--transition-all);
}

.feature-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-dark-md);
  transform: translateY(-2px);
}

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

.feature-card h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
}

.feature-card h4 {
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  font-size: var(--text-base);
  font-weight: var(--font-weight-medium);
}

/* ===== PROTOCOL, TOOL & INTEL GRIDS ===== */
.protocol-grid,
.tool-grid,
.intel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: var(--space-6);
  margin: var(--space-12) 0;
}

.protocol-card,
.tool-card,
.intel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: var(--transition-all);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-dark-sm);
}

.protocol-card::before,
.tool-card::before,
.intel-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  opacity: 0;
  transition: var(--transition-all);
}

.protocol-card::after,
.tool-card::after,
.intel-card::after {
  content: '';
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-full);
  opacity: 0.1;
  transition: var(--transition-all);
}

.protocol-card:hover,
.tool-card:hover,
.intel-card:hover {
  border-color: var(--accent-blue);
  box-shadow: var(--shadow-dark-lg);
  transform: translateY(-4px);
}

.protocol-card:hover::before,
.tool-card:hover::before,
.intel-card:hover::before {
  opacity: 1;
}

.protocol-card:hover::after,
.tool-card:hover::after,
.intel-card:hover::after {
  opacity: 0.2;
  transform: scale(1.1);
}

.protocol-card h3,
.tool-card h3,
.intel-card h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-5);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  position: relative;
  z-index: 1;
}

.protocol-card h3::before,
.tool-card h3::before,
.intel-card h3::before {
  content: '';
  width: 4px;
  height: 100%;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.protocol-card p,
.protocol-card ul,
.protocol-card ol,
.tool-card p,
.intel-card ul {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-3);
}

.protocol-card p strong,
.tool-card p strong,
.intel-card p strong {
  color: var(--accent-blue);
  font-weight: var(--font-weight-semibold);
}

.protocol-card ul,
.protocol-card ol,
.intel-card ul {
  margin: var(--space-4) 0;
  padding-left: var(--space-6);
}

.protocol-card li,
.intel-card li {
  margin-bottom: var(--space-2);
  position: relative;
}

.protocol-card li::marker,
.intel-card li::marker {
  color: var(--accent-blue);
  font-weight: var(--font-weight-bold);
}

/* Special styling for protocol characteristics */
.protocol-characteristics {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin: var(--space-4) 0;
  border-left: 3px solid var(--accent-blue);
}

.protocol-characteristics p {
  margin-bottom: var(--space-2);
  font-weight: var(--font-weight-medium);
}

.protocol-characteristics strong {
  color: var(--accent-cyan);
}

/* Three-way handshake styling */
.handshake-steps {
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin: var(--space-4) 0;
}

.handshake-steps ol {
  counter-reset: step-counter;
  list-style: none;
  padding-left: 0;
}

.handshake-steps li {
  counter-increment: step-counter;
  position: relative;
  padding-left: var(--space-8);
  margin-bottom: var(--space-3);
  font-weight: var(--font-weight-medium);
}

.handshake-steps li::before {
  content: counter(step-counter);
  position: absolute;
  left: 0;
  top: 0;
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  color: white;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
}

/* ===== SPECIALIZED COMPONENTS ===== */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-5);
  margin: var(--space-8) 0;
}

.info-category {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: var(--transition-all);
}

.info-category:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-dark-sm);
}

.info-category h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
}

.info-category h5 {
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
}

.info-category ul {
  color: var(--text-secondary);
  padding-left: var(--space-5);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.info-category li {
  margin-bottom: var(--space-1);
}

/* Email Patterns */
.email-patterns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3);
  margin: var(--space-6) 0;
}

.pattern-card {
  background: var(--bg-secondary);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  text-align: center;
  border: 1px solid var(--border-primary);
  transition: var(--transition-all);
}

.pattern-card:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.pattern-card strong {
  display: block;
  color: var(--text-primary);
  font-size: var(--text-sm);
  margin-bottom: var(--space-1);
  font-weight: var(--font-weight-semibold);
}

.pattern-card span {
  color: var(--text-tertiary);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
}

/* Leak Sources */
.leak-sources {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-5);
  margin: var(--space-8) 0;
}

.source-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: var(--transition-all);
}

.source-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-dark-sm);
  transform: translateY(-1px);
}

.source-card h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
}

.source-card p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

.source-card ul {
  color: var(--text-secondary);
  padding-left: var(--space-5);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

/* Google/Bing Operators */
.google-operators,
.bing-operators {
  margin: var(--space-8) 0;
}

.google-operators h3,
.bing-operators h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-6);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-semibold);
}

.operator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.operator-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  transition: var(--transition-all);
}

.operator-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-dark-sm);
  transform: translateY(-1px);
}

.operator-card strong {
  color: var(--accent-blue);
  font-family: var(--font-mono);
  font-weight: var(--font-weight-semibold);
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
}

.operator-card span {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  display: block;
  margin-bottom: var(--space-2);
  background: var(--bg-secondary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
}

.operator-card small {
  color: var(--text-tertiary);
  font-size: var(--text-xs);
  line-height: var(--leading-relaxed);
}

/* Metadata Tools */
.metadata-tools,
.metadata-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-5);
  margin: var(--space-8) 0;
}

/* Tool Showcase */
.tool-showcase {
  margin: var(--space-8) 0;
}

.tool-showcase h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-6);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-semibold);
}

.tool-detailed {
  margin: var(--space-12) 0;
}

.tool-detailed h2 {
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-semibold);
}

.tool-detailed p {
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
}

/* ===== LISTS & TEXT ELEMENTS ===== */
ul, ol {
  color: var(--text-secondary);
  padding-left: var(--space-6);
  margin: var(--space-4) 0;
  line-height: var(--leading-relaxed);
}

li {
  margin-bottom: var(--space-2);
}

li::marker {
  color: var(--accent-blue);
}

strong {
  color: var(--text-primary);
  font-weight: var(--font-weight-semibold);
}

em {
  color: var(--text-secondary);
  font-style: italic;
}

code {
  font-family: var(--font-mono);
  background: var(--bg-secondary);
  color: var(--accent-blue);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 0.9em;
  font-weight: var(--font-weight-medium);
}

mark {
  background: var(--accent-blue);
  color: white;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-weight: var(--font-weight-medium);
}

/* ===== UTILITIES ===== */
.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-error { color: var(--error); }
.text-info { color: var(--info); }

/* ===== ANIMATIONS & MICRO-INTERACTIONS ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

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

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

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    transform: translate3d(0, 0, 0);
  }
  40%, 43% {
    transform: translate3d(0, -30px, 0);
  }
  70% {
    transform: translate3d(0, -15px, 0);
  }
  90% {
    transform: translate3d(0, -4px, 0);
  }
}

/* Loading States */
.loading {
  position: relative;
  pointer-events: none;
  opacity: 0.6;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--border-primary);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin 1s infinite linear;
}

.skeleton {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-tertiary) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: pulse 1.5s infinite ease-in-out;
}

/* ===== TOAST NOTIFICATIONS ===== */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 400px;
  width: 100%;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow-dark-lg);
  transform: translateX(400px);
  opacity: 0;
  transition: var(--transition-all);
  position: relative;
  overflow: hidden;
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 4px;
  background: var(--accent-blue);
}

.toast-success::before {
  background: var(--success);
}

.toast-warning::before {
  background: var(--warning);
}

.toast-error::before {
  background: var(--error);
}

.toast-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-1);
}

.toast-icon {
  font-size: var(--text-sm);
  color: var(--accent-blue);
}

.toast-success .toast-icon {
  color: var(--success);
}

.toast-warning .toast-icon {
  color: var(--warning);
}

.toast-error .toast-icon {
  color: var(--error);
}

.toast-title {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--text-sm);
}

.toast-message {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.toast-close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  transition: var(--transition-all);
}

.toast-close:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* ===== PROGRESS BARS ===== */
.progress-bar {
  width: 100%;
  height: 4px;
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

.progress-indeterminate {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--accent-blue) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: pulse 1.5s infinite ease-in-out;
}

/* ===== MODAL SYSTEM ===== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
}

.modal-backdrop.show {
  opacity: 1;
  visibility: visible;
}

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-dark-2xl);
  z-index: var(--z-modal);
  max-width: 90vw;
  max-height: 90vh;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
}

.modal.show {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.modal-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--border-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-base);
  transition: var(--transition-all);
}

.modal-close:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.modal-body {
  padding: var(--space-6);
  overflow-y: auto;
  max-height: 60vh;
}

.modal-footer {
  padding: var(--space-6);
  border-top: 1px solid var(--border-primary);
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-all);
  position: relative;
  overflow: hidden;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  color: white;
  box-shadow: var(--shadow-dark-sm);
}

.btn-primary:hover {
  box-shadow: var(--shadow-dark-md);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-color: var(--border-primary);
}

.btn-secondary:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.btn-sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-base);
}

/* ===== CUSTOM SCROLLBARS ===== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
  background: var(--border-primary);
  border-radius: var(--radius-full);
  transition: var(--transition-all);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-hover);
}

::-webkit-scrollbar-corner {
  background: var(--bg-secondary);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--border-primary) var(--bg-secondary);
}

/* ===== SELECTION STYLES ===== */
::selection {
  background: var(--accent-blue);
  color: white;
}

::-moz-selection {
  background: var(--accent-blue);
  color: white;
}

/* ===== SEARCH RESULTS STYLING ===== */
.search-stats {
  padding: var(--space-3) var(--space-4);
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border-primary);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.search-result-item {
  padding: var(--space-4);
  border-bottom: 1px solid var(--border-primary);
  cursor: pointer;
  transition: var(--transition-all);
  position: relative;
  overflow: hidden;
}

.search-result-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent-blue);
  transform: scaleX(0);
  transition: transform 0.2s ease;
}

.search-result-item:hover {
  background: var(--bg-secondary);
  transform: translateX(4px);
}

.search-result-item:hover::before {
  transform: scaleX(1);
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}

.search-result-title {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex: 1;
}

.search-result-title i {
  opacity: 0.7;
  font-size: var(--text-xs);
}

.search-result-meta {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-shrink: 0;
}

.match-type {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.5px;
}

.match-type.exact-title { background: rgba(76, 175, 80, 0.2); color: #4CAF50; }
.match-type.title { background: rgba(33, 150, 243, 0.2); color: #2196F3; }
.match-type.exact-command { background: rgba(255, 152, 0, 0.2); color: #FF9800; }
.match-type.partial-command { background: rgba(255, 193, 7, 0.2); color: #FFC107; }
.match-type.keyword { background: rgba(156, 39, 176, 0.2); color: #9C27B0; }
.match-type.category { background: rgba(96, 125, 139, 0.2); color: #607D8B; }
.match-type.content { background: rgba(121, 85, 72, 0.2); color: #795548; }
.match-type.partial { background: rgba(158, 158, 158, 0.2); color: #9E9E9E; }
.match-type.fuzzy { background: rgba(233, 30, 99, 0.2); color: #E91E63; }

.category-tag {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-tertiary);
  font-weight: var(--font-weight-medium);
}

.search-result-snippet {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-2);
}

.search-result-snippet mark {
  background: rgba(255, 193, 7, 0.3);
  color: #FFC107;
  padding: 1px 2px;
  border-radius: 2px;
  font-weight: var(--font-weight-medium);
}

.matched-command, .fuzzy-match {
  font-size: var(--text-xs);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  margin-top: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.matched-command {
  background: rgba(255, 152, 0, 0.1);
  color: #FF9800;
  border: 1px solid rgba(255, 152, 0, 0.2);
}

.fuzzy-match {
  background: rgba(233, 30, 99, 0.1);
  color: #E91E63;
  border: 1px solid rgba(233, 30, 99, 0.2);
}

.search-no-results {
  padding: var(--space-8);
  text-align: center;
  color: var(--text-tertiary);
  font-size: var(--text-sm);
}

.search-no-results i {
  font-size: 48px;
  margin-bottom: var(--space-4);
  opacity: 0.5;
}

.search-suggestions {
  margin-top: var(--space-4);
  text-align: left;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.search-suggestions ul {
  list-style: none;
  padding: 0;
  margin: var(--space-2) 0 0 0;
}

.search-suggestions li {
  padding: var(--space-1) 0;
  opacity: 0.8;
  font-size: var(--text-xs);
  position: relative;
  padding-left: var(--space-4);
}

.search-suggestions li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent-blue);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
  :root {
    --content-max-width: 100%;
    --container-padding: var(--space-5);
  }
}

@media (max-width: 1024px) {
  :root {
    --sidebar-width: 260px;
    --container-padding: var(--space-4);
  }

  .main {
    margin-left: 0;
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    z-index: var(--z-modal);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar::after {
    content: '';
    position: absolute;
    top: 0;
    right: -100vw;
    width: 100vw;
    height: 100vh;
    background: var(--bg-overlay);
    opacity: 0;
    transition: var(--transition-base);
    pointer-events: none;
  }

  .sidebar.open::after {
    opacity: 1;
    pointer-events: all;
  }

  .section {
    padding: var(--space-8) var(--container-padding);
  }

  .page-header h1 {
    font-size: var(--text-3xl);
  }

  .page-subtitle {
    font-size: var(--text-lg);
  }

  .methodology-flow {
    flex-direction: column;
    gap: var(--space-4);
  }

  .flow-arrow {
    transform: rotate(90deg);
  }

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

  .toast-container {
    bottom: var(--space-4);
    right: var(--space-4);
    max-width: calc(100vw - var(--space-8));
  }
}

@media (max-width: 768px) {
  :root {
    --space-12: var(--space-8);
    --space-16: var(--space-12);
  }

  .header-content {
    padding: 0 var(--space-4);
  }

  .logo {
    font-size: var(--text-base);
  }

  .search-overlay {
    padding-top: 10vh;
  }

  .search-container {
    width: 95%;
  }

  .content-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid,
  .protocol-grid,
  .tool-grid,
  .intel-grid {
    grid-template-columns: 1fr;
  }

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

  .email-patterns {
    grid-template-columns: 1fr;
  }

  .tab-header {
    gap: 0;
  }

  .tab-btn {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-xs);
  }

  .modal {
    max-width: 95vw;
    max-height: 95vh;
  }

  .modal-header,
  .modal-body,
  .modal-footer {
    padding: var(--space-4);
  }
}

@media (max-width: 480px) {
  .section {
    padding: var(--space-6) var(--space-3);
  }

  .page-header h1 {
    font-size: var(--text-2xl);
  }

  .page-subtitle {
    font-size: var(--text-base);
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .operator-grid {
    grid-template-columns: 1fr;
  }

  .methodology-flow {
    padding: var(--space-4);
  }

  .flow-step {
    min-width: 150px;
  }

  .info-card {
    padding: var(--space-5);
  }

  .command-item,
  .feature-card,
  .protocol-card,
  .tool-card,
  .intel-card {
    padding: var(--space-4);
  }

  .command-item-full {
    padding: var(--space-5);
  }

  .toast-container {
    bottom: var(--space-3);
    right: var(--space-3);
    left: var(--space-3);
    max-width: none;
  }
}

/* ===== ACCESSIBILITY ENHANCEMENTS ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

@media (prefers-contrast: high) {
  :root {
    --border-primary: var(--text-primary);
    --border-secondary: var(--text-secondary);
  }
}

/* Focus styles for keyboard navigation */
.nav-link:focus,
.header-btn:focus,
.tab-btn:focus,
.btn:focus {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
}

/* Skip link for screen readers */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--bg-card);
  color: var(--text-primary);
  padding: var(--space-2) var(--space-3);
  text-decoration: none;
  border-radius: var(--radius-base);
  z-index: var(--z-tooltip);
  border: 1px solid var(--border-primary);
}

.skip-link:focus {
  top: 6px;
}

/* ===== PRINT STYLES ===== */
@media print {
  :root {
    --bg-primary: white;
    --bg-secondary: white;
    --bg-tertiary: white;
    --bg-card: white;
    --text-primary: black;
    --text-secondary: black;
    --text-tertiary: black;
    --border-primary: black;
  }

  .header,
  .sidebar,
  .search-overlay,
  .toast-container,
  .modal-backdrop,
  .modal,
  .copy-btn {
    display: none !important;
  }

  .main {
    margin-left: 0;
    margin-top: 0;
  }

  .section {
    display: block !important;
    padding: 0;
    margin: 0;
    page-break-after: always;
  }

  .section:last-child {
    page-break-after: auto;
  }

  .code-block {
    page-break-inside: avoid;
  }

  .info-card,
  .feature-card,
  .command-item {
    page-break-inside: avoid;
    box-shadow: none;
  }

  a {
    text-decoration: underline;
  }

  .page-header::after,
  .nav-header::after,
  h2::before,
  .info-card::before,
  .feature-card::before {
    display: none;
  }
}

/* ===== SECURITY & PERFORMANCE ===== */
/* Prevent text selection on UI elements */
.header,
.sidebar,
.tab-header,
.btn {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Prevent dragging of images and other elements */
img {
  -webkit-user-drag: none;
  -khtml-user-drag: none;
  -moz-user-drag: none;
  -o-user-drag: none;
  user-drag: none;
}

/* Hardware acceleration for smooth animations */
.header,
.sidebar,
.search-overlay,
.modal,
.toast,
.info-card,
.feature-card {
  transform: translateZ(0);
  will-change: transform;
}

/* Optimize font rendering */
body {
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-display: swap;
}

/* ===== DARK MODE TOGGLE ICON ===== */
.theme-toggle-icon {
  transition: var(--transition-all);
}

[data-theme="dark"] .theme-toggle-icon {
  transform: rotate(180deg);
}

/* ===== CODE SYNTAX HIGHLIGHTING HINTS ===== */
.code-block .keyword { color: var(--accent-blue); }
.code-block .string { color: var(--accent-emerald); }
.code-block .comment { color: var(--text-tertiary); font-style: italic; }
.code-block .number { color: var(--accent-amber); }
.code-block .operator { color: var(--text-primary); }
.code-block .function { color: var(--accent-cyan); }

/* ===== LOADING PLACEHOLDER ===== */
.loading-placeholder {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-tertiary) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: pulse 1.5s infinite ease-in-out;
  border-radius: var(--radius-base);
}

/* ===== END OF STYLES ===== */



.tool-detailed h2 {
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  font-size: 1.5rem;
}

.tool-detailed p {
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

/* Intel Grid */
.intel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.intel-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: var(--space-4);
}

.intel-card h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.intel-card ul {
  color: var(--text-secondary);
  padding-left: var(--space-4);
  font-size: 0.875rem;
}

/* Tool Showcase */
.tool-showcase {
  margin: var(--space-6) 0;
}

.tool-showcase h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  font-size: 1.25rem;
}

/* Email Patterns */
.email-patterns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-2);
  margin: var(--space-4) 0;
}

.pattern-card {
  background-color: var(--bg-secondary);
  padding: var(--space-3);
  border-radius: 6px;
  text-align: center;
}

.pattern-card strong {
  display: block;
  color: var(--text-primary);
  font-size: 0.875rem;
  margin-bottom: var(--space-1);
}

.pattern-card span {
  color: var(--text-muted);
  font-size: 0.75rem;
}

/* Leak Sources */
.leak-sources {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.source-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: var(--space-4);
}

.source-card h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.source-card p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: var(--space-3);
}

.source-card ul {
  color: var(--text-secondary);
  padding-left: var(--space-4);
  font-size: 0.875rem;
}

/* Google Operators */
.google-operators {
  margin: var(--space-6) 0;
}

.google-operators h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.operator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3);
  margin: var(--space-4) 0;
}

.operator-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: var(--space-3);
}

.operator-card strong {
  color: var(--primary);
  font-family: var(--font-mono);
  display: block;
  margin-bottom: var(--space-1);
}

.operator-card span {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  display: block;
  margin-bottom: var(--space-1);
}

.operator-card small {
  color: var(--text-muted);
  font-size: 0.7rem;
}

/* Bing Operators */
.bing-operators {
  margin: var(--space-6) 0;
}

/* Metadata Tools */
.metadata-tools {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

/* Metadata Info */
.metadata-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.info-category {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: var(--space-4);
}

.info-category h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.info-category ul {
  color: var(--text-secondary);
  padding-left: var(--space-4);
  font-size: 0.875rem;
}

/* Command List */
.command-list {
  margin: var(--space-6) 0;
}

.command-item-full {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: var(--space-6);
  margin-bottom: var(--space-4);
}

.command-item-full h4 {
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .main {
    margin-left: 0;
  }
  
  .sidebar {
    transform: translateX(-100%);
    transition: transform var(--transition);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .section {
    padding: var(--space-6) var(--space-4);
  }
  
  .page-header h1 {
    font-size: 1.875rem;
  }
}

@media (max-width: 768px) {
  .header-content {
    padding: 0 var(--space-4);
  }
  
  .content-grid {
    grid-template-columns: 1fr;
  }
  
  .methodology-flow {
    flex-direction: column;
  }
  
  .flow-arrow {
    transform: rotate(90deg);
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .command-grid {
    grid-template-columns: 1fr;
  }
  
  .protocol-grid {
    grid-template-columns: 1fr;
  }
  
  .tool-grid {
    grid-template-columns: 1fr;
  }
  
  .operator-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .section {
    padding: var(--space-4) var(--space-3);
  }
  
  .page-header h1 {
    font-size: 1.5rem;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .operator-grid {
    grid-template-columns: 1fr;
  }
  
  .email-patterns {
    grid-template-columns: 1fr;
  }
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-hover);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section.active {
  animation: fadeIn 0.3s ease;
}

/* Print Styles */
@media print {
  .header, .sidebar, .search-overlay {
    display: none !important;
  }
  
  .main {
    margin-left: 0;
    margin-top: 0;
  }
  
  .section {
    display: block !important;
    page-break-after: always;
  }
}