@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&family=Orbitron:wght@600;700;900&family=Rajdhani:wght@500;600;700&display=swap');

/* ===== FAZ3A TOOLS - UNIFIED DESIGN SYSTEM ===== */

/* CSS Custom Properties for Design Tokens */
:root {
  /* Color Palette - Modern & Professional */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-300: #93c5fd;
  --primary-400: #60a5fa;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e40af;
  --primary-900: #1e3a8a;
  
  --secondary-50: #f8fafc;
  --secondary-100: #f1f5f9;
  --secondary-200: #e2e8f0;
  --secondary-300: #cbd5e1;
  --secondary-400: #94a3b8;
  --secondary-500: #64748b;
  --secondary-600: #475569;
  --secondary-700: #334155;
  --secondary-800: #1e293b;
  --secondary-900: #0f172a;
  
  --accent-50: #f0fdf4;
  --accent-100: #dcfce7;
  --accent-200: #bbf7d0;
  --accent-300: #86efac;
  --accent-400: #4ade80;
  --accent-500: #22c55e;
  --accent-600: #16a34a;
  --accent-700: #15803d;
  --accent-800: #166534;
  --accent-900: #14532d;
  
  --error-50: #fef2f2;
  --error-100: #fee2e2;
  --error-200: #fecaca;
  --error-300: #fca5a5;
  --error-400: #f87171;
  --error-500: #ef4444;
  --error-600: #dc2626;
  --error-700: #b91c1c;
  --error-800: #991b1b;
  --error-900: #7f1d1d;
  
  --warning-50: #fffbeb;
  --warning-100: #fef3c7;
  --warning-200: #fde68a;
  --warning-300: #fcd34d;
  --warning-400: #fbbf24;
  --warning-500: #f59e0b;
  --warning-600: #d97706;
  --warning-700: #b45309;
  --warning-800: #92400e;
  --warning-900: #78350f;
  
  --success-50: #f0fdf4;
  --success-100: #dcfce7;
  --success-200: #bbf7d0;
  --success-300: #86efac;
  --success-400: #4ade80;
  --success-500: #22c55e;
  --success-600: #16a34a;
  --success-700: #15803d;
  --success-800: #166534;
  --success-900: #14532d;
  
  /* Neutral Colors */
  --white: #ffffff;
  --black: #000000;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* 2026 Dark Cybersecurity Theme Tokens */
  --bg-primary: #0B0F19;
  --bg-secondary: #111827;
  --bg-tertiary: #1F2937;
  --bg-card: #1F2937;
  --bg-inverse: #F9FAFB;
  --accent-cyan: #06B6D4;
  --accent-purple: #8B5CF6;
  --border-color: #1F2937;

  --text-primary: #F9FAFB;
  --text-secondary: #9CA3AF;
  --text-muted: #6B7280;
  --text-inverse: #0B0F19;

  --border-primary: #1F2937;
  --border-secondary: #374151;
  --border-focus: #06B6D4;

  /* Typography */
  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-family-mono: 'JetBrains Mono', 'Fira Code', 'Monaco', 'Consolas', monospace;
  --font-family-display: 'Orbitron', 'Rajdhani', 'Poppins', sans-serif;
  --font-family-sub: 'Rajdhani', sans-serif;
  
  /* Font Sizes */
  --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 */
  --text-6xl: 3.75rem;   /* 60px */
  
  /* Font Weights */
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;
  
  /* 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 */
  --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-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 */
  
  /* Border Radius */
  --radius-none: 0;
  --radius-sm: 0.125rem;  /* 2px */
  --radius-base: 0.25rem; /* 4px */
  --radius-md: 0.375rem;  /* 6px */
  --radius-lg: 0.5rem;    /* 8px */
  --radius-xl: 0.75rem;   /* 12px */
  --radius-2xl: 1rem;     /* 16px */
  --radius-3xl: 1.5rem;   /* 24px */
  --radius-full: 9999px;
  
  /* Shadows - Modern & Subtle */
  --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);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
  
  /* Z-Index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  
  /* Layout */
  --container-max-width: 1200px;
  --header-height: 4rem;
  --sidebar-width: 16rem;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-display);
  font-weight: var(--font-semibold);
  line-height: var(--leading-tight);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

h1 {
  font-size: var(--text-4xl);
  font-weight: var(--font-bold);
}

h2 {
  font-size: var(--text-3xl);
}

h3 {
  font-size: var(--text-2xl);
}

h4 {
  font-size: var(--text-xl);
}

h5 {
  font-size: var(--text-lg);
}

h6 {
  font-size: var(--text-base);
}

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

a {
  color: var(--primary-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-700);
  text-decoration: underline;
}

/* ===== LAYOUT COMPONENTS ===== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== HEADER ===== */
.header {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
  color: var(--text-inverse);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  box-shadow: var(--shadow-lg);
  border-bottom: 1px solid var(--primary-700);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 var(--space-4);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: var(--font-bold);
  font-size: var(--text-xl);
}

.logo img {
  height: 2.5rem;
  width: auto;
}

.logo-text {
  background: linear-gradient(135deg, var(--white), var(--primary-100));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== NAVIGATION ===== */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-4);
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  color: var(--text-inverse);
  font-weight: var(--font-medium);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  text-decoration: none;
}

.nav-link:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--white);
  text-decoration: none;
  transform: translateY(-1px);
}

.nav-link.active {
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--white);
}

/* Dropdown */
.dropdown {
  position: relative;
}

.dropdown-content {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 12rem;
  background-color: var(--white);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
  margin-top: var(--space-2);
}

.dropdown:hover .dropdown-content,
.dropdown:focus-within .dropdown-content {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-content a {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--text-primary);
  text-decoration: none;
  transition: all var(--transition-fast);
  border-bottom: 1px solid var(--border-primary);
}

.dropdown-content a:last-child {
  border-bottom: none;
}

.dropdown-content a:hover {
  background-color: var(--bg-secondary);
  color: var(--primary-600);
  padding-left: var(--space-5);
}

/* ===== MAIN CONTENT ===== */
.main {
  flex: 1;
  padding: var(--space-8) 0;
}

.main-content {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* ===== HERO SECTION ===== */
.hero-section {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
  color: var(--white);
  padding: var(--space-16) 0;
  text-align: center;
  margin-bottom: var(--space-12);
}

.hero-title {
  font-size: var(--text-5xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-6);
  color: var(--white);
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: var(--primary-100);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== CARDS ===== */
.card {
  background-color: var(--white);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-base);
  transition: all var(--transition-base);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.card-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--border-primary);
  background-color: var(--bg-secondary);
}

.card-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin: 0;
}

.card-body {
  padding: var(--space-6);
}

.card-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border-primary);
  background-color: var(--bg-secondary);
}

/* ===== TOOLS GRID ===== */
.tools-section {
  margin-bottom: var(--space-16);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-header h2 {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}

.tool-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.tool-card .card-body {
  flex: 1;
}

.tool-card .card-footer {
  margin-top: auto;
}

/* ===== FORMS ===== */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-weight: var(--font-medium);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--white);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  font-family: inherit;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--error-500);
}

.form-error {
  color: var(--error-600);
  font-size: var(--text-sm);
  margin-top: var(--space-1);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  line-height: var(--leading-normal);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  user-select: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Button Variants */
.btn-primary {
  background-color: var(--primary-600);
  color: var(--white);
  border-color: var(--primary-600);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-700);
  border-color: var(--primary-700);
  transform: translateY(-1px);
}

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

.btn-secondary:hover:not(:disabled) {
  background-color: var(--bg-secondary);
  border-color: var(--border-secondary);
}

.btn-success {
  background-color: var(--success-600);
  color: var(--white);
  border-color: var(--success-600);
}

.btn-success:hover:not(:disabled) {
  background-color: var(--success-700);
  border-color: var(--success-700);
}

.btn-error {
  background-color: var(--error-600);
  color: var(--white);
  border-color: var(--error-600);
}

.btn-error:hover:not(:disabled) {
  background-color: var(--error-700);
  border-color: var(--error-700);
}

.btn-warning {
  background-color: var(--warning-600);
  color: var(--white);
  border-color: var(--warning-600);
}

.btn-warning:hover:not(:disabled) {
  background-color: var(--warning-700);
  border-color: var(--warning-700);
}

/* Button Sizes */
.btn-sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
}

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

.btn-xl {
  padding: var(--space-5) var(--space-8);
  font-size: var(--text-xl);
}

/* 2026 Cybersecurity Button & Primitive Classes */
.btn-cyber {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem 1.25rem;
  font-family: var(--font-family-sub, 'Rajdhani', sans-serif);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #0B0F19;
  background: linear-gradient(135deg, #06B6D4, #0891B2);
  border: 1px solid #06B6D4;
  border-radius: var(--radius-lg);
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
  cursor: pointer;
  transition: all 0.25s ease-in-out;
  text-decoration: none;
}

.btn-cyber:hover {
  background: linear-gradient(135deg, #22D3EE, #06B6D4);
  box-shadow: 0 0 25px rgba(6, 182, 212, 0.6);
  transform: translateY(-2px);
  color: #000;
}

.btn-cyber-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem 1.25rem;
  font-family: var(--font-family-sub, 'Rajdhani', sans-serif);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #06B6D4;
  background: transparent;
  border: 1px solid #06B6D4;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.25s ease-in-out;
  text-decoration: none;
}

.btn-cyber-outline:hover {
  background: rgba(6, 182, 212, 0.15);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
  color: #22D3EE;
  transform: translateY(-2px);
}

.cyber-card {
  background: #111827;
  border: 1px solid #1F2937;
  border-radius: var(--radius-xl);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.cyber-card:hover {
  border-color: rgba(6, 182, 212, 0.4);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.7), 0 0 15px rgba(6, 182, 212, 0.15);
}

.form-cyber {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-family-primary);
  font-size: var(--text-base);
  color: #F9FAFB;
  background-color: #0B0F19;
  border: 1px solid #1F2937;
  border-radius: var(--radius-lg);
  transition: all 0.25s ease;
}

.form-cyber:focus {
  outline: none;
  border-color: #06B6D4;
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.2);
}

.cyber-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.625rem;
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-live {
  background: rgba(16, 185, 129, 0.15);
  color: #10B981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-die {
  background: rgba(239, 68, 68, 0.15);
  color: #EF4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-unknown {
  background: rgba(245, 158, 11, 0.15);
  color: #F59E0B;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-live {
  background-color: #10B981;
  box-shadow: 0 0 8px #10B981;
}

.status-die {
  background-color: #EF4444;
  box-shadow: 0 0 8px #EF4444;
}

.text-cyber-cyan { color: #06B6D4 !important; }
.text-cyber-purple { color: #8B5CF6 !important; }
.bg-cyber-dark { background-color: #0B0F19 !important; }
.bg-cyber-surface { background-color: #111827 !important; }
.border-cyber { border-color: #1F2937 !important; }

/* ===== ALERTS ===== */
.alert {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  margin-bottom: var(--space-4);
}

.alert-info {
  background-color: var(--primary-50);
  border-color: var(--primary-200);
  color: var(--primary-800);
}

.alert-success {
  background-color: var(--success-50);
  border-color: var(--success-200);
  color: var(--success-800);
}

.alert-warning {
  background-color: var(--warning-50);
  border-color: var(--warning-200);
  color: var(--warning-800);
}

.alert-error {
  background-color: var(--error-50);
  border-color: var(--error-200);
  color: var(--error-800);
}

/* ===== UTILITIES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary-600); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success-600); }
.text-warning { color: var(--warning-600); }
.text-error { color: var(--error-600); }

.bg-primary { background-color: var(--primary-600); }
.bg-secondary { background-color: var(--bg-secondary); }
.bg-success { background-color: var(--success-600); }
.bg-warning { background-color: var(--warning-600); }
.bg-error { background-color: var(--error-600); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

/* ===== FOOTER ===== */
.footer {
  background-color: var(--bg-inverse);
  color: var(--text-inverse);
  padding: var(--space-8) 0 var(--space-6);
  margin-top: auto;
}

.footer-content {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.footer-section h3 {
  color: var(--primary-400);
  margin-bottom: var(--space-4);
  font-size: var(--text-lg);
}

.footer-section ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.footer-section a {
  color: var(--text-inverse);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-section a:hover {
  color: var(--primary-400);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-6);
  border-top: 1px solid var(--gray-700);
  color: var(--gray-400);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
  .container {
    padding: 0 var(--space-6);
  }
  
  .header-content {
    padding: 0 var(--space-6);
  }
  
  .main-content {
    padding: 0 var(--space-6);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 3.5rem;
  }
  
  .header-content {
    flex-direction: column;
    height: auto;
    padding: var(--space-4);
    gap: var(--space-4);
  }
  
  .nav {
    flex-direction: column;
    gap: var(--space-4);
    width: 100%;
  }
  
  .nav-list {
    flex-direction: column;
    width: 100%;
    gap: var(--space-2);
  }
  
  .nav-link {
    justify-content: center;
    padding: var(--space-3);
  }
  
  .dropdown-content {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background-color: var(--primary-700);
    margin-top: var(--space-2);
  }
  
  .main {
    padding: var(--space-6) 0;
  }
  
  .hero-section {
    padding: var(--space-12) 0;
  }
  
  .hero-title {
    font-size: var(--text-4xl);
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .tools-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-4);
  }
  
  .header-content {
    padding: var(--space-3);
  }
  
  .main-content {
    padding: 0 var(--space-4);
  }
  
  .card-header,
  .card-body,
  .card-footer {
    padding: var(--space-4);
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .hero-title {
    font-size: var(--text-3xl);
  }
  
  .hero-subtitle {
    font-size: var(--text-lg);
  }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0.3);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
  70% {
    transform: scale(0.9);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translate3d(0, 40px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200px 0;
  }
  100% {
    background-position: calc(200px + 100%) 0;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

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

@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.animate-fade-in {
  animation: fadeIn 0.5s ease-out;
}

.animate-slide-in {
  animation: slideIn 0.5s ease-out;
}

.animate-scale-in {
  animation: scaleIn 0.3s ease-out;
}

.animate-slide-in-up {
  animation: slideInUp 0.6s ease-out;
}

.animate-slide-in-down {
  animation: slideInDown 0.6s ease-out;
}

.animate-slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

.animate-slide-in-right {
  animation: slideInRight 0.6s ease-out;
}

.animate-bounce-in {
  animation: bounceIn 0.8s ease-out;
}

.animate-fade-in-up {
  animation: fadeInUp 0.8s ease-out;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

.animate-rotate {
  animation: rotate 2s linear infinite;
}

.animate-gradient {
  background-size: 200% 200%;
  animation: gradientShift 3s ease infinite;
}

/* Enhanced button effects */
.btn {
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.btn:active::after {
  width: 300px;
  height: 300px;
}

/* Enhanced card effects */
.card {
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.05), transparent);
  transition: left 0.6s ease;
}

.card:hover::before {
  left: 100%;
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
}

/* Enhanced form inputs */
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  transform: translateY(-2px);
}

/* Loading states */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: shimmer 1.5s infinite;
}

/* Hover effects for interactive elements */
.nav-link:hover,
.footer-section a:hover {
  transform: translateX(4px);
}

.tool-card:hover {
  transform: translateY(-8px) scale(1.02);
}

.feature-item:hover {
  transform: translateX(8px);
}

/* Smooth transitions for all interactive elements */
* {
  transition: color 0.3s ease, background-color 0.3s ease, border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

/* Enhanced focus states */
*:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

/* Improved accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: var(--gray-900);
    --bg-secondary: var(--gray-800);
    --bg-tertiary: var(--gray-700);
    --text-primary: var(--gray-100);
    --text-secondary: var(--gray-300);
    --text-muted: var(--gray-400);
    --border-primary: var(--gray-700);
    --border-secondary: var(--gray-600);
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --border-primary: var(--gray-800);
    --border-secondary: var(--gray-700);
    --primary-500: var(--primary-700);
    --primary-600: var(--primary-800);
  }
  
  .btn {
    border-width: 2px;
  }
  
  .card {
    border-width: 2px;
  }
}

/* Print optimizations */
@media print {
  .header,
  .footer,
  .nav,
  .btn,
  .card::before,
  .btn::before,
  .btn::after {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
    font-size: 12pt;
    line-height: 1.4;
  }
  
  .card {
    border: 1px solid #ccc !important;
    box-shadow: none !important;
    break-inside: avoid;
  }
  
  h1, h2, h3, h4, h5, h6 {
    break-after: avoid;
  }
  
  .page-wrapper {
    display: block;
  }
  
  .main {
    padding: 0;
  }
}

/* ===== BURP TOOLS & PROFILE GENERATOR EXTENSIONS ===== */

/* Burp Tools Grid */
.tools-grid-cyber {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6, 1.5rem);
}

.tool-card-cyber {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-6, 1.5rem);
}

.tool-icon-cyber {
  font-size: 2.75rem;
  color: var(--accent-cyan, #06b6d4);
  margin-bottom: var(--space-4, 1rem);
  transition: transform 0.3s ease, color 0.3s ease;
}

.tool-card-cyber:hover .tool-icon-cyber {
  transform: scale(1.1);
  color: var(--accent-purple, #8b5cf6);
}

/* Profile Generator Specifics */
.nat-checkbox-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3, 0.75rem);
  margin-top: var(--space-2, 0.5rem);
}

.nat-checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.5rem;
  background: var(--bg-primary, #060913);
  border: 1px solid var(--border-primary, #1e293b);
  border-radius: var(--radius-md, 0.375rem);
  color: var(--text-primary, #f8fafc);
  font-family: var(--font-family-mono, monospace);
  font-size: var(--text-xs, 0.75rem);
  cursor: pointer;
  transition: all 0.2s ease;
}

.nat-checkbox-label:hover {
  border-color: var(--accent-cyan, #06b6d4);
}

.profile-card-cyber {
  background: var(--bg-secondary, #0b0f19);
  border: 1px solid var(--border-primary, #1e293b);
  border-radius: var(--radius-xl, 0.75rem);
  padding: var(--space-5, 1.25rem);
  display: flex;
  flex-direction: column;
  gap: var(--space-3, 0.75rem);
  transition: all 0.3s ease;
}

.profile-card-cyber:hover {
  border-color: rgba(6, 182, 212, 0.4);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.avatar-placeholder-cyber {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--accent-cyan, #06b6d4), #0891b2);
  border-radius: var(--radius-full, 9999px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0B0F19;
  font-family: var(--font-family-display, sans-serif);
  font-weight: 700;
  font-size: 1.25rem;
  margin: 0 auto;
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
}